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-rw-r--r--core/src/fpdfapi/fpdf_render/fpdf_render.cpp2622
-rw-r--r--core/src/fpdfapi/fpdf_render/fpdf_render_cache.cpp629
-rw-r--r--core/src/fpdfapi/fpdf_render/fpdf_render_image.cpp2097
-rw-r--r--core/src/fpdfapi/fpdf_render/fpdf_render_loadimage.cpp2939
-rw-r--r--core/src/fpdfapi/fpdf_render/fpdf_render_pattern.cpp2197
-rw-r--r--core/src/fpdfapi/fpdf_render/fpdf_render_text.cpp1422
-rw-r--r--core/src/fpdfapi/fpdf_render/render_int.h969
7 files changed, 6713 insertions, 6162 deletions
diff --git a/core/src/fpdfapi/fpdf_render/fpdf_render.cpp b/core/src/fpdfapi/fpdf_render/fpdf_render.cpp
index f8b59913e4..1132d8acea 100644
--- a/core/src/fpdfapi/fpdf_render/fpdf_render.cpp
+++ b/core/src/fpdfapi/fpdf_render/fpdf_render.cpp
@@ -11,1381 +11,1437 @@
#include "render_int.h"
CPDF_DocRenderData::CPDF_DocRenderData(CPDF_Document* pPDFDoc)
- : m_pPDFDoc(pPDFDoc),
- m_pFontCache(new CFX_FontCache)
-{
-}
+ : m_pPDFDoc(pPDFDoc), m_pFontCache(new CFX_FontCache) {}
-CPDF_DocRenderData::~CPDF_DocRenderData()
-{
- Clear(TRUE);
+CPDF_DocRenderData::~CPDF_DocRenderData() {
+ Clear(TRUE);
}
-void CPDF_DocRenderData::Clear(FX_BOOL bRelease)
-{
- for (auto it = m_Type3FaceMap.begin(); it != m_Type3FaceMap.end();) {
- auto curr_it = it++;
- CPDF_CountedObject<CPDF_Type3Cache>* cache = curr_it->second;
- if (bRelease || cache->use_count() < 2) {
- delete cache->get();
- delete cache;
- m_Type3FaceMap.erase(curr_it);
- }
- }
+void CPDF_DocRenderData::Clear(FX_BOOL bRelease) {
+ for (auto it = m_Type3FaceMap.begin(); it != m_Type3FaceMap.end();) {
+ auto curr_it = it++;
+ CPDF_CountedObject<CPDF_Type3Cache>* cache = curr_it->second;
+ if (bRelease || cache->use_count() < 2) {
+ delete cache->get();
+ delete cache;
+ m_Type3FaceMap.erase(curr_it);
+ }
+ }
- for (auto it = m_TransferFuncMap.begin(); it != m_TransferFuncMap.end();) {
- auto curr_it = it++;
- CPDF_CountedObject<CPDF_TransferFunc>* value = curr_it->second;
- if (bRelease || value->use_count() < 2) {
- delete value->get();
- delete value;
- m_TransferFuncMap.erase(curr_it);
- }
- }
+ for (auto it = m_TransferFuncMap.begin(); it != m_TransferFuncMap.end();) {
+ auto curr_it = it++;
+ CPDF_CountedObject<CPDF_TransferFunc>* value = curr_it->second;
+ if (bRelease || value->use_count() < 2) {
+ delete value->get();
+ delete value;
+ m_TransferFuncMap.erase(curr_it);
+ }
+ }
- if (m_pFontCache) {
- if (bRelease) {
- delete m_pFontCache;
- m_pFontCache = NULL;
- } else {
- m_pFontCache->FreeCache(FALSE);
- }
+ if (m_pFontCache) {
+ if (bRelease) {
+ delete m_pFontCache;
+ m_pFontCache = NULL;
+ } else {
+ m_pFontCache->FreeCache(FALSE);
}
+ }
}
-CPDF_Type3Cache* CPDF_DocRenderData::GetCachedType3(CPDF_Type3Font* pFont)
-{
- CPDF_CountedObject<CPDF_Type3Cache>* pCache;
- auto it = m_Type3FaceMap.find(pFont);
- if (it == m_Type3FaceMap.end()) {
- CPDF_Type3Cache* pType3 = new CPDF_Type3Cache(pFont);
- pCache = new CPDF_CountedObject<CPDF_Type3Cache>(pType3);
- m_Type3FaceMap[pFont] = pCache;
- } else {
- pCache = it->second;
- }
- return pCache->AddRef();
+CPDF_Type3Cache* CPDF_DocRenderData::GetCachedType3(CPDF_Type3Font* pFont) {
+ CPDF_CountedObject<CPDF_Type3Cache>* pCache;
+ auto it = m_Type3FaceMap.find(pFont);
+ if (it == m_Type3FaceMap.end()) {
+ CPDF_Type3Cache* pType3 = new CPDF_Type3Cache(pFont);
+ pCache = new CPDF_CountedObject<CPDF_Type3Cache>(pType3);
+ m_Type3FaceMap[pFont] = pCache;
+ } else {
+ pCache = it->second;
+ }
+ return pCache->AddRef();
}
-void CPDF_DocRenderData::ReleaseCachedType3(CPDF_Type3Font* pFont)
-{
- auto it = m_Type3FaceMap.find(pFont);
- if (it != m_Type3FaceMap.end())
- it->second->RemoveRef();
+void CPDF_DocRenderData::ReleaseCachedType3(CPDF_Type3Font* pFont) {
+ auto it = m_Type3FaceMap.find(pFont);
+ if (it != m_Type3FaceMap.end())
+ it->second->RemoveRef();
}
-class CPDF_RenderModule : public IPDF_RenderModule
-{
-public:
- CPDF_RenderModule() {}
+class CPDF_RenderModule : public IPDF_RenderModule {
+ public:
+ CPDF_RenderModule() {}
-private:
- ~CPDF_RenderModule() override {}
+ private:
+ ~CPDF_RenderModule() override {}
- CPDF_DocRenderData* CreateDocData(CPDF_Document* pDoc) override;
- void DestroyDocData(CPDF_DocRenderData* p) override;
- void ClearDocData(CPDF_DocRenderData* p) override;
+ CPDF_DocRenderData* CreateDocData(CPDF_Document* pDoc) override;
+ void DestroyDocData(CPDF_DocRenderData* p) override;
+ void ClearDocData(CPDF_DocRenderData* p) override;
- CPDF_DocRenderData* GetRenderData() override
- {
- return &m_RenderData;
- }
+ CPDF_DocRenderData* GetRenderData() override { return &m_RenderData; }
- CPDF_PageRenderCache* CreatePageCache(CPDF_Page* pPage) override
- {
- return new CPDF_PageRenderCache(pPage);
- }
+ CPDF_PageRenderCache* CreatePageCache(CPDF_Page* pPage) override {
+ return new CPDF_PageRenderCache(pPage);
+ }
- void DestroyPageCache(CPDF_PageRenderCache* pCache) override;
+ void DestroyPageCache(CPDF_PageRenderCache* pCache) override;
- CPDF_RenderConfig* GetConfig() override
- {
- return &m_RenderConfig;
- }
+ CPDF_RenderConfig* GetConfig() override { return &m_RenderConfig; }
- CPDF_DocRenderData m_RenderData;
- CPDF_RenderConfig m_RenderConfig;
+ CPDF_DocRenderData m_RenderData;
+ CPDF_RenderConfig m_RenderConfig;
};
-CPDF_DocRenderData* CPDF_RenderModule::CreateDocData(CPDF_Document* pDoc)
-{
- return new CPDF_DocRenderData(pDoc);
+CPDF_DocRenderData* CPDF_RenderModule::CreateDocData(CPDF_Document* pDoc) {
+ return new CPDF_DocRenderData(pDoc);
}
-void CPDF_RenderModule::DestroyDocData(CPDF_DocRenderData* pDocData)
-{
- delete pDocData;
+void CPDF_RenderModule::DestroyDocData(CPDF_DocRenderData* pDocData) {
+ delete pDocData;
}
-void CPDF_RenderModule::ClearDocData(CPDF_DocRenderData* p)
-{
- if (p) {
- p->Clear(FALSE);
- }
+void CPDF_RenderModule::ClearDocData(CPDF_DocRenderData* p) {
+ if (p) {
+ p->Clear(FALSE);
+ }
}
-void CPDF_RenderModule::DestroyPageCache(CPDF_PageRenderCache* pCache)
-{
- delete pCache;
+void CPDF_RenderModule::DestroyPageCache(CPDF_PageRenderCache* pCache) {
+ delete pCache;
}
-void CPDF_ModuleMgr::InitRenderModule()
-{
- m_pRenderModule.reset(new CPDF_RenderModule);
+void CPDF_ModuleMgr::InitRenderModule() {
+ m_pRenderModule.reset(new CPDF_RenderModule);
}
CPDF_RenderOptions::CPDF_RenderOptions()
- : m_ColorMode(RENDER_COLOR_NORMAL)
- , m_Flags(RENDER_CLEARTYPE)
- , m_Interpolation(0)
- , m_AddFlags(0)
- , m_pOCContext(NULL)
- , m_dwLimitCacheSize(1024 * 1024 * 100)
- , m_HalftoneLimit(-1)
-{
-}
-FX_ARGB CPDF_RenderOptions::TranslateColor(FX_ARGB argb) const
-{
- if (m_ColorMode == RENDER_COLOR_NORMAL) {
- return argb;
- }
- if (m_ColorMode == RENDER_COLOR_ALPHA) {
- return argb;
- }
- int a, r, g, b;
- ArgbDecode(argb, a, r, g, b);
- int gray = FXRGB2GRAY(r, g, b);
- if (m_ColorMode == RENDER_COLOR_TWOCOLOR) {
- int color = (r - gray) * (r - gray) + (g - gray) * (g - gray) + (b - gray) * (b - gray);
- if (gray < 35 && color < 20) {
- return ArgbEncode(a, m_ForeColor);
- }
- if (gray > 221 && color < 20) {
- return ArgbEncode(a, m_BackColor);
- }
- return argb;
- }
- int fr = FXSYS_GetRValue(m_ForeColor);
- int fg = FXSYS_GetGValue(m_ForeColor);
- int fb = FXSYS_GetBValue(m_ForeColor);
- int br = FXSYS_GetRValue(m_BackColor);
- int bg = FXSYS_GetGValue(m_BackColor);
- int bb = FXSYS_GetBValue(m_BackColor);
- r = (br - fr) * gray / 255 + fr;
- g = (bg - fg) * gray / 255 + fg;
- b = (bb - fb) * gray / 255 + fb;
- return ArgbEncode(a, r, g, b);
+ : m_ColorMode(RENDER_COLOR_NORMAL),
+ m_Flags(RENDER_CLEARTYPE),
+ m_Interpolation(0),
+ m_AddFlags(0),
+ m_pOCContext(NULL),
+ m_dwLimitCacheSize(1024 * 1024 * 100),
+ m_HalftoneLimit(-1) {}
+FX_ARGB CPDF_RenderOptions::TranslateColor(FX_ARGB argb) const {
+ if (m_ColorMode == RENDER_COLOR_NORMAL) {
+ return argb;
+ }
+ if (m_ColorMode == RENDER_COLOR_ALPHA) {
+ return argb;
+ }
+ int a, r, g, b;
+ ArgbDecode(argb, a, r, g, b);
+ int gray = FXRGB2GRAY(r, g, b);
+ if (m_ColorMode == RENDER_COLOR_TWOCOLOR) {
+ int color = (r - gray) * (r - gray) + (g - gray) * (g - gray) +
+ (b - gray) * (b - gray);
+ if (gray < 35 && color < 20) {
+ return ArgbEncode(a, m_ForeColor);
+ }
+ if (gray > 221 && color < 20) {
+ return ArgbEncode(a, m_BackColor);
+ }
+ return argb;
+ }
+ int fr = FXSYS_GetRValue(m_ForeColor);
+ int fg = FXSYS_GetGValue(m_ForeColor);
+ int fb = FXSYS_GetBValue(m_ForeColor);
+ int br = FXSYS_GetRValue(m_BackColor);
+ int bg = FXSYS_GetGValue(m_BackColor);
+ int bb = FXSYS_GetBValue(m_BackColor);
+ r = (br - fr) * gray / 255 + fr;
+ g = (bg - fg) * gray / 255 + fg;
+ b = (bb - fb) * gray / 255 + fb;
+ return ArgbEncode(a, r, g, b);
}
// static
int CPDF_RenderStatus::s_CurrentRecursionDepth = 0;
-CPDF_RenderStatus::CPDF_RenderStatus()
-{
- m_pContext = NULL;
- m_bStopped = FALSE;
- m_pDevice = NULL;
- m_pCurObj = NULL;
- m_pStopObj = NULL;
- m_HalftoneLimit = 0;
- m_pObjectRenderer = NULL;
- m_bPrint = FALSE;
- m_Transparency = 0;
- m_DitherBits = 0;
- m_bDropObjects = FALSE;
- m_bStdCS = FALSE;
- m_GroupFamily = 0;
- m_bLoadMask = FALSE;
- m_pType3Char = NULL;
- m_T3FillColor = 0;
- m_pFormResource = NULL;
- m_pPageResource = NULL;
- m_curBlend = FXDIB_BLEND_NORMAL;
+CPDF_RenderStatus::CPDF_RenderStatus() {
+ m_pContext = NULL;
+ m_bStopped = FALSE;
+ m_pDevice = NULL;
+ m_pCurObj = NULL;
+ m_pStopObj = NULL;
+ m_HalftoneLimit = 0;
+ m_pObjectRenderer = NULL;
+ m_bPrint = FALSE;
+ m_Transparency = 0;
+ m_DitherBits = 0;
+ m_bDropObjects = FALSE;
+ m_bStdCS = FALSE;
+ m_GroupFamily = 0;
+ m_bLoadMask = FALSE;
+ m_pType3Char = NULL;
+ m_T3FillColor = 0;
+ m_pFormResource = NULL;
+ m_pPageResource = NULL;
+ m_curBlend = FXDIB_BLEND_NORMAL;
}
-CPDF_RenderStatus::~CPDF_RenderStatus()
-{
- delete m_pObjectRenderer;
+CPDF_RenderStatus::~CPDF_RenderStatus() {
+ delete m_pObjectRenderer;
}
-FX_BOOL CPDF_RenderStatus::Initialize(CPDF_RenderContext* pContext, CFX_RenderDevice* pDevice,
- const CFX_AffineMatrix* pDeviceMatrix, const CPDF_PageObject* pStopObj,
- const CPDF_RenderStatus* pParentState, const CPDF_GraphicStates* pInitialStates,
- const CPDF_RenderOptions* pOptions, int transparency, FX_BOOL bDropObjects,
- CPDF_Dictionary* pFormResource, FX_BOOL bStdCS, CPDF_Type3Char* pType3Char,
- FX_ARGB fill_color, FX_DWORD GroupFamily,
- FX_BOOL bLoadMask)
-{
- m_pContext = pContext;
- m_pDevice = pDevice;
- m_DitherBits = pDevice->GetDeviceCaps(FXDC_DITHER_BITS);
- m_bPrint = m_pDevice->GetDeviceClass() != FXDC_DISPLAY;
- if (pDeviceMatrix) {
- m_DeviceMatrix = *pDeviceMatrix;
- }
- m_pStopObj = pStopObj;
- if (pOptions) {
- m_Options = *pOptions;
- }
- m_bDropObjects = bDropObjects;
- m_bStdCS = bStdCS;
- m_T3FillColor = fill_color;
- m_pType3Char = pType3Char;
- m_GroupFamily = GroupFamily;
- m_bLoadMask = bLoadMask;
- m_pFormResource = pFormResource;
- m_pPageResource = m_pContext->m_pPageResources;
- if (pInitialStates && !m_pType3Char) {
- m_InitialStates.CopyStates(*pInitialStates);
- if (pParentState) {
- CPDF_ColorStateData* pColorData = (CPDF_ColorStateData*)(const CPDF_ColorStateData*)m_InitialStates.m_ColorState;
- CPDF_ColorStateData* pParentData = (CPDF_ColorStateData*)(const CPDF_ColorStateData*)pParentState->m_InitialStates.m_ColorState;
- if (!pColorData || pColorData->m_FillColor.IsNull()) {
- CPDF_ColorStateData* pData = m_InitialStates.m_ColorState.GetModify();
- pData->m_FillRGB = pParentData->m_FillRGB;
- pData->m_FillColor.Copy(&pParentData->m_FillColor);
- }
- if (!pColorData || pColorData->m_StrokeColor.IsNull()) {
- CPDF_ColorStateData* pData = m_InitialStates.m_ColorState.GetModify();
- pData->m_StrokeRGB = pParentData->m_FillRGB;
- pData->m_StrokeColor.Copy(&pParentData->m_StrokeColor);
- }
- }
- } else {
- m_InitialStates.DefaultStates();
+FX_BOOL CPDF_RenderStatus::Initialize(CPDF_RenderContext* pContext,
+ CFX_RenderDevice* pDevice,
+ const CFX_AffineMatrix* pDeviceMatrix,
+ const CPDF_PageObject* pStopObj,
+ const CPDF_RenderStatus* pParentState,
+ const CPDF_GraphicStates* pInitialStates,
+ const CPDF_RenderOptions* pOptions,
+ int transparency,
+ FX_BOOL bDropObjects,
+ CPDF_Dictionary* pFormResource,
+ FX_BOOL bStdCS,
+ CPDF_Type3Char* pType3Char,
+ FX_ARGB fill_color,
+ FX_DWORD GroupFamily,
+ FX_BOOL bLoadMask) {
+ m_pContext = pContext;
+ m_pDevice = pDevice;
+ m_DitherBits = pDevice->GetDeviceCaps(FXDC_DITHER_BITS);
+ m_bPrint = m_pDevice->GetDeviceClass() != FXDC_DISPLAY;
+ if (pDeviceMatrix) {
+ m_DeviceMatrix = *pDeviceMatrix;
+ }
+ m_pStopObj = pStopObj;
+ if (pOptions) {
+ m_Options = *pOptions;
+ }
+ m_bDropObjects = bDropObjects;
+ m_bStdCS = bStdCS;
+ m_T3FillColor = fill_color;
+ m_pType3Char = pType3Char;
+ m_GroupFamily = GroupFamily;
+ m_bLoadMask = bLoadMask;
+ m_pFormResource = pFormResource;
+ m_pPageResource = m_pContext->m_pPageResources;
+ if (pInitialStates && !m_pType3Char) {
+ m_InitialStates.CopyStates(*pInitialStates);
+ if (pParentState) {
+ CPDF_ColorStateData* pColorData =
+ (CPDF_ColorStateData*)(const CPDF_ColorStateData*)
+ m_InitialStates.m_ColorState;
+ CPDF_ColorStateData* pParentData =
+ (CPDF_ColorStateData*)(const CPDF_ColorStateData*)
+ pParentState->m_InitialStates.m_ColorState;
+ if (!pColorData || pColorData->m_FillColor.IsNull()) {
+ CPDF_ColorStateData* pData = m_InitialStates.m_ColorState.GetModify();
+ pData->m_FillRGB = pParentData->m_FillRGB;
+ pData->m_FillColor.Copy(&pParentData->m_FillColor);
+ }
+ if (!pColorData || pColorData->m_StrokeColor.IsNull()) {
+ CPDF_ColorStateData* pData = m_InitialStates.m_ColorState.GetModify();
+ pData->m_StrokeRGB = pParentData->m_FillRGB;
+ pData->m_StrokeColor.Copy(&pParentData->m_StrokeColor);
+ }
+ }
+ } else {
+ m_InitialStates.DefaultStates();
+ }
+ m_pObjectRenderer = NULL;
+ m_Transparency = transparency;
+ return TRUE;
+}
+void CPDF_RenderStatus::RenderObjectList(const CPDF_PageObjects* pObjs,
+ const CFX_AffineMatrix* pObj2Device) {
+ CFX_FloatRect clip_rect = m_pDevice->GetClipBox();
+ CFX_AffineMatrix device2object;
+ device2object.SetReverse(*pObj2Device);
+ device2object.TransformRect(clip_rect);
+ int index = 0;
+ FX_POSITION pos = pObjs->GetFirstObjectPosition();
+ while (pos) {
+ index++;
+ CPDF_PageObject* pCurObj = pObjs->GetNextObject(pos);
+ if (pCurObj == m_pStopObj) {
+ m_bStopped = TRUE;
+ return;
+ }
+ if (!pCurObj) {
+ continue;
+ }
+ if (pCurObj == NULL || pCurObj->m_Left > clip_rect.right ||
+ pCurObj->m_Right < clip_rect.left ||
+ pCurObj->m_Bottom > clip_rect.top ||
+ pCurObj->m_Top < clip_rect.bottom) {
+ continue;
+ }
+ RenderSingleObject(pCurObj, pObj2Device);
+ if (m_bStopped) {
+ return;
+ }
+ }
+}
+void CPDF_RenderStatus::RenderSingleObject(
+ const CPDF_PageObject* pObj,
+ const CFX_AffineMatrix* pObj2Device) {
+ CFX_AutoRestorer<int> restorer(&s_CurrentRecursionDepth);
+ if (++s_CurrentRecursionDepth > kRenderMaxRecursionDepth) {
+ return;
+ }
+ m_pCurObj = pObj;
+ if (m_Options.m_pOCContext && pObj->m_ContentMark.NotNull()) {
+ if (!m_Options.m_pOCContext->CheckObjectVisible(pObj)) {
+ return;
+ }
+ }
+ ProcessClipPath(pObj->m_ClipPath, pObj2Device);
+ if (ProcessTransparency(pObj, pObj2Device)) {
+ return;
+ }
+ ProcessObjectNoClip(pObj, pObj2Device);
+}
+FX_BOOL CPDF_RenderStatus::ContinueSingleObject(
+ const CPDF_PageObject* pObj,
+ const CFX_AffineMatrix* pObj2Device,
+ IFX_Pause* pPause) {
+ if (m_pObjectRenderer) {
+ if (m_pObjectRenderer->Continue(pPause)) {
+ return TRUE;
+ }
+ if (!m_pObjectRenderer->m_Result) {
+ DrawObjWithBackground(pObj, pObj2Device);
}
+ delete m_pObjectRenderer;
m_pObjectRenderer = NULL;
- m_Transparency = transparency;
- return TRUE;
-}
-void CPDF_RenderStatus::RenderObjectList(const CPDF_PageObjects* pObjs, const CFX_AffineMatrix* pObj2Device)
-{
- CFX_FloatRect clip_rect = m_pDevice->GetClipBox();
- CFX_AffineMatrix device2object;
- device2object.SetReverse(*pObj2Device);
- device2object.TransformRect(clip_rect);
- int index = 0;
- FX_POSITION pos = pObjs->GetFirstObjectPosition();
- while(pos) {
- index ++;
- CPDF_PageObject* pCurObj = pObjs->GetNextObject(pos);
- if (pCurObj == m_pStopObj) {
- m_bStopped = TRUE;
- return;
- }
- if (!pCurObj) {
- continue;
- }
- if(pCurObj == NULL || pCurObj->m_Left > clip_rect.right || pCurObj->m_Right < clip_rect.left ||
- pCurObj->m_Bottom > clip_rect.top || pCurObj->m_Top < clip_rect.bottom) {
- continue;
- }
- RenderSingleObject(pCurObj, pObj2Device);
- if (m_bStopped) {
- return;
- }
- }
-}
-void CPDF_RenderStatus::RenderSingleObject(const CPDF_PageObject* pObj, const CFX_AffineMatrix* pObj2Device)
-{
- CFX_AutoRestorer<int> restorer(&s_CurrentRecursionDepth);
- if (++s_CurrentRecursionDepth > kRenderMaxRecursionDepth) {
- return;
- }
- m_pCurObj = pObj;
- if (m_Options.m_pOCContext && pObj->m_ContentMark.NotNull()) {
- if (!m_Options.m_pOCContext->CheckObjectVisible(pObj)) {
- return;
- }
- }
- ProcessClipPath(pObj->m_ClipPath, pObj2Device);
- if (ProcessTransparency(pObj, pObj2Device)) {
- return;
- }
- ProcessObjectNoClip(pObj, pObj2Device);
-}
-FX_BOOL CPDF_RenderStatus::ContinueSingleObject(const CPDF_PageObject* pObj, const CFX_AffineMatrix* pObj2Device, IFX_Pause* pPause)
-{
- if (m_pObjectRenderer) {
- if (m_pObjectRenderer->Continue(pPause)) {
- return TRUE;
- }
- if (!m_pObjectRenderer->m_Result) {
- DrawObjWithBackground(pObj, pObj2Device);
- }
- delete m_pObjectRenderer;
- m_pObjectRenderer = NULL;
- return FALSE;
- }
- m_pCurObj = pObj;
- if (m_Options.m_pOCContext && pObj->m_ContentMark.NotNull())
- if (!m_Options.m_pOCContext->CheckObjectVisible(pObj)) {
- return FALSE;
- }
- ProcessClipPath(pObj->m_ClipPath, pObj2Device);
- if (ProcessTransparency(pObj, pObj2Device)) {
- return FALSE;
- }
- if (pObj->m_Type == PDFPAGE_IMAGE) {
- m_pObjectRenderer = IPDF_ObjectRenderer::Create(pObj->m_Type);
- if (!m_pObjectRenderer->Start(this, pObj, pObj2Device, FALSE)) {
- if (!m_pObjectRenderer->m_Result) {
- DrawObjWithBackground(pObj, pObj2Device);
- }
- delete m_pObjectRenderer;
- m_pObjectRenderer = NULL;
- return FALSE;
- }
- return ContinueSingleObject(pObj, pObj2Device, pPause);
- }
- ProcessObjectNoClip(pObj, pObj2Device);
return FALSE;
-}
-IPDF_ObjectRenderer* IPDF_ObjectRenderer::Create(int type)
-{
- if (type != PDFPAGE_IMAGE) {
- return NULL;
- }
- return new CPDF_ImageRenderer;
-}
-FX_BOOL CPDF_RenderStatus::GetObjectClippedRect(const CPDF_PageObject* pObj, const CFX_AffineMatrix* pObj2Device, FX_BOOL bLogical, FX_RECT &rect) const
-{
- rect = pObj->GetBBox(pObj2Device);
- FX_RECT rtClip = m_pDevice->GetClipBox();
- if (!bLogical) {
- CFX_Matrix dCTM = m_pDevice->GetCTM();
- FX_FLOAT a = FXSYS_fabs(dCTM.a);
- FX_FLOAT d = FXSYS_fabs(dCTM.d);
- if (a != 1.0f || d != 1.0f) {
- rect.right = rect.left + (int32_t)FXSYS_ceil((FX_FLOAT)rect.Width() * a);
- rect.bottom = rect.top + (int32_t)FXSYS_ceil((FX_FLOAT)rect.Height() * d);
- rtClip.right = rtClip.left + (int32_t)FXSYS_ceil((FX_FLOAT)rtClip.Width() * a);
- rtClip.bottom = rtClip.top + (int32_t)FXSYS_ceil((FX_FLOAT)rtClip.Height() * d);
- }
- }
- rect.Intersect(rtClip);
- return rect.IsEmpty();
-}
-void CPDF_RenderStatus::DitherObjectArea(const CPDF_PageObject* pObj, const CFX_AffineMatrix* pObj2Device)
-{
- CFX_DIBitmap* pBitmap = m_pDevice->GetBitmap();
- if (pBitmap == NULL) {
- return;
- }
- FX_RECT rect;
- if (GetObjectClippedRect(pObj, pObj2Device, FALSE, rect)) {
- return;
- }
- if (m_DitherBits == 2) {
- static FX_ARGB pal[4] = {0, 85, 170, 255};
- pBitmap->DitherFS(pal, 4, &rect);
- } else if (m_DitherBits == 3) {
- static FX_ARGB pal[8] = {0, 36, 73, 109, 146, 182, 219, 255};
- pBitmap->DitherFS(pal, 8, &rect);
- } else if (m_DitherBits == 4) {
- static FX_ARGB pal[16] = {0, 17, 34, 51, 68, 85, 102, 119, 136, 153, 170, 187, 204, 221, 238, 255};
- pBitmap->DitherFS(pal, 16, &rect);
- }
-}
-void CPDF_RenderStatus::ProcessObjectNoClip(const CPDF_PageObject* pObj, const CFX_AffineMatrix* pObj2Device)
-{
- FX_BOOL bRet = FALSE;
- switch (pObj->m_Type) {
- case PDFPAGE_TEXT:
- bRet = ProcessText((CPDF_TextObject*)pObj, pObj2Device, NULL);
- break;
- case PDFPAGE_PATH:
- bRet = ProcessPath((CPDF_PathObject*)pObj, pObj2Device);
- break;
- case PDFPAGE_IMAGE:
- bRet = ProcessImage((CPDF_ImageObject*)pObj, pObj2Device);
- break;
- case PDFPAGE_SHADING:
- bRet = ProcessShading((CPDF_ShadingObject*)pObj, pObj2Device);
- break;
- case PDFPAGE_FORM:
- bRet = ProcessForm((CPDF_FormObject*)pObj, pObj2Device);
- break;
- }
- if (!bRet) {
+ }
+ m_pCurObj = pObj;
+ if (m_Options.m_pOCContext && pObj->m_ContentMark.NotNull())
+ if (!m_Options.m_pOCContext->CheckObjectVisible(pObj)) {
+ return FALSE;
+ }
+ ProcessClipPath(pObj->m_ClipPath, pObj2Device);
+ if (ProcessTransparency(pObj, pObj2Device)) {
+ return FALSE;
+ }
+ if (pObj->m_Type == PDFPAGE_IMAGE) {
+ m_pObjectRenderer = IPDF_ObjectRenderer::Create(pObj->m_Type);
+ if (!m_pObjectRenderer->Start(this, pObj, pObj2Device, FALSE)) {
+ if (!m_pObjectRenderer->m_Result) {
DrawObjWithBackground(pObj, pObj2Device);
- }
-}
-FX_BOOL CPDF_RenderStatus::DrawObjWithBlend(const CPDF_PageObject* pObj, const CFX_AffineMatrix* pObj2Device)
-{
- FX_BOOL bRet = FALSE;
- switch (pObj->m_Type) {
- case PDFPAGE_PATH:
- bRet = ProcessPath((CPDF_PathObject*)pObj, pObj2Device);
- break;
- case PDFPAGE_IMAGE:
- bRet = ProcessImage((CPDF_ImageObject *)pObj, pObj2Device);
- break;
- case PDFPAGE_FORM:
- bRet = ProcessForm((CPDF_FormObject*)pObj, pObj2Device);
- break;
- }
- return bRet;
-}
-void CPDF_RenderStatus::GetScaledMatrix(CFX_Matrix &matrix) const
-{
+ }
+ delete m_pObjectRenderer;
+ m_pObjectRenderer = NULL;
+ return FALSE;
+ }
+ return ContinueSingleObject(pObj, pObj2Device, pPause);
+ }
+ ProcessObjectNoClip(pObj, pObj2Device);
+ return FALSE;
+}
+IPDF_ObjectRenderer* IPDF_ObjectRenderer::Create(int type) {
+ if (type != PDFPAGE_IMAGE) {
+ return NULL;
+ }
+ return new CPDF_ImageRenderer;
+}
+FX_BOOL CPDF_RenderStatus::GetObjectClippedRect(
+ const CPDF_PageObject* pObj,
+ const CFX_AffineMatrix* pObj2Device,
+ FX_BOOL bLogical,
+ FX_RECT& rect) const {
+ rect = pObj->GetBBox(pObj2Device);
+ FX_RECT rtClip = m_pDevice->GetClipBox();
+ if (!bLogical) {
CFX_Matrix dCTM = m_pDevice->GetCTM();
- matrix.a *= FXSYS_fabs(dCTM.a);
- matrix.d *= FXSYS_fabs(dCTM.d);
-}
-void CPDF_RenderStatus::DrawObjWithBackground(const CPDF_PageObject* pObj, const CFX_AffineMatrix* pObj2Device)
-{
- FX_RECT rect;
- if (GetObjectClippedRect(pObj, pObj2Device, FALSE, rect)) {
- return;
- }
- int res = 300;
- if (pObj->m_Type == PDFPAGE_IMAGE && m_pDevice->GetDeviceCaps(FXDC_DEVICE_CLASS) == FXDC_PRINTER) {
- res = 0;
- }
- CPDF_ScaledRenderBuffer buffer;
- if (!buffer.Initialize(m_pContext, m_pDevice, &rect, pObj, &m_Options, res)) {
- return;
- }
- CFX_AffineMatrix matrix = *pObj2Device;
- matrix.Concat(*buffer.GetMatrix());
- GetScaledMatrix(matrix);
- CPDF_Dictionary* pFormResource = NULL;
- if (pObj->m_Type == PDFPAGE_FORM) {
- CPDF_FormObject* pFormObj = (CPDF_FormObject*)pObj;
- if (pFormObj->m_pForm && pFormObj->m_pForm->m_pFormDict) {
- pFormResource = pFormObj->m_pForm->m_pFormDict->GetDict(FX_BSTRC("Resources"));
- }
- }
- CPDF_RenderStatus status;
- status.Initialize(m_pContext, buffer.GetDevice(), buffer.GetMatrix(), NULL, NULL, NULL, &m_Options, m_Transparency, m_bDropObjects, pFormResource);
- status.RenderSingleObject(pObj, &matrix);
- buffer.OutputToDevice();
-}
-FX_BOOL CPDF_RenderStatus::ProcessForm(CPDF_FormObject* pFormObj, const CFX_AffineMatrix* pObj2Device)
-{
- CPDF_Dictionary* pOC = pFormObj->m_pForm->m_pFormDict->GetDict(FX_BSTRC("OC"));
- if (pOC && m_Options.m_pOCContext && !m_Options.m_pOCContext->CheckOCGVisible(pOC)) {
- return TRUE;
- }
- CFX_AffineMatrix matrix = pFormObj->m_FormMatrix;
- matrix.Concat(*pObj2Device);
- CPDF_Dictionary* pResources = NULL;
+ FX_FLOAT a = FXSYS_fabs(dCTM.a);
+ FX_FLOAT d = FXSYS_fabs(dCTM.d);
+ if (a != 1.0f || d != 1.0f) {
+ rect.right = rect.left + (int32_t)FXSYS_ceil((FX_FLOAT)rect.Width() * a);
+ rect.bottom = rect.top + (int32_t)FXSYS_ceil((FX_FLOAT)rect.Height() * d);
+ rtClip.right =
+ rtClip.left + (int32_t)FXSYS_ceil((FX_FLOAT)rtClip.Width() * a);
+ rtClip.bottom =
+ rtClip.top + (int32_t)FXSYS_ceil((FX_FLOAT)rtClip.Height() * d);
+ }
+ }
+ rect.Intersect(rtClip);
+ return rect.IsEmpty();
+}
+void CPDF_RenderStatus::DitherObjectArea(const CPDF_PageObject* pObj,
+ const CFX_AffineMatrix* pObj2Device) {
+ CFX_DIBitmap* pBitmap = m_pDevice->GetBitmap();
+ if (pBitmap == NULL) {
+ return;
+ }
+ FX_RECT rect;
+ if (GetObjectClippedRect(pObj, pObj2Device, FALSE, rect)) {
+ return;
+ }
+ if (m_DitherBits == 2) {
+ static FX_ARGB pal[4] = {0, 85, 170, 255};
+ pBitmap->DitherFS(pal, 4, &rect);
+ } else if (m_DitherBits == 3) {
+ static FX_ARGB pal[8] = {0, 36, 73, 109, 146, 182, 219, 255};
+ pBitmap->DitherFS(pal, 8, &rect);
+ } else if (m_DitherBits == 4) {
+ static FX_ARGB pal[16] = {0, 17, 34, 51, 68, 85, 102, 119,
+ 136, 153, 170, 187, 204, 221, 238, 255};
+ pBitmap->DitherFS(pal, 16, &rect);
+ }
+}
+void CPDF_RenderStatus::ProcessObjectNoClip(
+ const CPDF_PageObject* pObj,
+ const CFX_AffineMatrix* pObj2Device) {
+ FX_BOOL bRet = FALSE;
+ switch (pObj->m_Type) {
+ case PDFPAGE_TEXT:
+ bRet = ProcessText((CPDF_TextObject*)pObj, pObj2Device, NULL);
+ break;
+ case PDFPAGE_PATH:
+ bRet = ProcessPath((CPDF_PathObject*)pObj, pObj2Device);
+ break;
+ case PDFPAGE_IMAGE:
+ bRet = ProcessImage((CPDF_ImageObject*)pObj, pObj2Device);
+ break;
+ case PDFPAGE_SHADING:
+ bRet = ProcessShading((CPDF_ShadingObject*)pObj, pObj2Device);
+ break;
+ case PDFPAGE_FORM:
+ bRet = ProcessForm((CPDF_FormObject*)pObj, pObj2Device);
+ break;
+ }
+ if (!bRet) {
+ DrawObjWithBackground(pObj, pObj2Device);
+ }
+}
+FX_BOOL CPDF_RenderStatus::DrawObjWithBlend(
+ const CPDF_PageObject* pObj,
+ const CFX_AffineMatrix* pObj2Device) {
+ FX_BOOL bRet = FALSE;
+ switch (pObj->m_Type) {
+ case PDFPAGE_PATH:
+ bRet = ProcessPath((CPDF_PathObject*)pObj, pObj2Device);
+ break;
+ case PDFPAGE_IMAGE:
+ bRet = ProcessImage((CPDF_ImageObject*)pObj, pObj2Device);
+ break;
+ case PDFPAGE_FORM:
+ bRet = ProcessForm((CPDF_FormObject*)pObj, pObj2Device);
+ break;
+ }
+ return bRet;
+}
+void CPDF_RenderStatus::GetScaledMatrix(CFX_Matrix& matrix) const {
+ CFX_Matrix dCTM = m_pDevice->GetCTM();
+ matrix.a *= FXSYS_fabs(dCTM.a);
+ matrix.d *= FXSYS_fabs(dCTM.d);
+}
+void CPDF_RenderStatus::DrawObjWithBackground(
+ const CPDF_PageObject* pObj,
+ const CFX_AffineMatrix* pObj2Device) {
+ FX_RECT rect;
+ if (GetObjectClippedRect(pObj, pObj2Device, FALSE, rect)) {
+ return;
+ }
+ int res = 300;
+ if (pObj->m_Type == PDFPAGE_IMAGE &&
+ m_pDevice->GetDeviceCaps(FXDC_DEVICE_CLASS) == FXDC_PRINTER) {
+ res = 0;
+ }
+ CPDF_ScaledRenderBuffer buffer;
+ if (!buffer.Initialize(m_pContext, m_pDevice, &rect, pObj, &m_Options, res)) {
+ return;
+ }
+ CFX_AffineMatrix matrix = *pObj2Device;
+ matrix.Concat(*buffer.GetMatrix());
+ GetScaledMatrix(matrix);
+ CPDF_Dictionary* pFormResource = NULL;
+ if (pObj->m_Type == PDFPAGE_FORM) {
+ CPDF_FormObject* pFormObj = (CPDF_FormObject*)pObj;
if (pFormObj->m_pForm && pFormObj->m_pForm->m_pFormDict) {
- pResources = pFormObj->m_pForm->m_pFormDict->GetDict(FX_BSTRC("Resources"));
- }
- CPDF_RenderStatus status;
- status.Initialize(m_pContext, m_pDevice, NULL, m_pStopObj,
- this, pFormObj, &m_Options, m_Transparency, m_bDropObjects, pResources, FALSE);
- status.m_curBlend = m_curBlend;
- m_pDevice->SaveState();
- status.RenderObjectList(pFormObj->m_pForm, &matrix);
- m_bStopped = status.m_bStopped;
- m_pDevice->RestoreState();
+ pFormResource =
+ pFormObj->m_pForm->m_pFormDict->GetDict(FX_BSTRC("Resources"));
+ }
+ }
+ CPDF_RenderStatus status;
+ status.Initialize(m_pContext, buffer.GetDevice(), buffer.GetMatrix(), NULL,
+ NULL, NULL, &m_Options, m_Transparency, m_bDropObjects,
+ pFormResource);
+ status.RenderSingleObject(pObj, &matrix);
+ buffer.OutputToDevice();
+}
+FX_BOOL CPDF_RenderStatus::ProcessForm(CPDF_FormObject* pFormObj,
+ const CFX_AffineMatrix* pObj2Device) {
+ CPDF_Dictionary* pOC =
+ pFormObj->m_pForm->m_pFormDict->GetDict(FX_BSTRC("OC"));
+ if (pOC && m_Options.m_pOCContext &&
+ !m_Options.m_pOCContext->CheckOCGVisible(pOC)) {
return TRUE;
-}
-FX_BOOL IsAvailableMatrix(const CFX_AffineMatrix& matrix)
-{
- if (matrix.a == 0 || matrix.d == 0) {
- return matrix.b != 0 && matrix.c != 0;
- }
- if (matrix.b == 0 || matrix.c == 0) {
- return matrix.a != 0 && matrix.d != 0;
- }
+ }
+ CFX_AffineMatrix matrix = pFormObj->m_FormMatrix;
+ matrix.Concat(*pObj2Device);
+ CPDF_Dictionary* pResources = NULL;
+ if (pFormObj->m_pForm && pFormObj->m_pForm->m_pFormDict) {
+ pResources = pFormObj->m_pForm->m_pFormDict->GetDict(FX_BSTRC("Resources"));
+ }
+ CPDF_RenderStatus status;
+ status.Initialize(m_pContext, m_pDevice, NULL, m_pStopObj, this, pFormObj,
+ &m_Options, m_Transparency, m_bDropObjects, pResources,
+ FALSE);
+ status.m_curBlend = m_curBlend;
+ m_pDevice->SaveState();
+ status.RenderObjectList(pFormObj->m_pForm, &matrix);
+ m_bStopped = status.m_bStopped;
+ m_pDevice->RestoreState();
+ return TRUE;
+}
+FX_BOOL IsAvailableMatrix(const CFX_AffineMatrix& matrix) {
+ if (matrix.a == 0 || matrix.d == 0) {
+ return matrix.b != 0 && matrix.c != 0;
+ }
+ if (matrix.b == 0 || matrix.c == 0) {
+ return matrix.a != 0 && matrix.d != 0;
+ }
+ return TRUE;
+}
+FX_BOOL CPDF_RenderStatus::ProcessPath(CPDF_PathObject* pPathObj,
+ const CFX_AffineMatrix* pObj2Device) {
+ int FillType = pPathObj->m_FillType;
+ FX_BOOL bStroke = pPathObj->m_bStroke;
+ ProcessPathPattern(pPathObj, pObj2Device, FillType, bStroke);
+ if (FillType == 0 && !bStroke) {
return TRUE;
-}
-FX_BOOL CPDF_RenderStatus::ProcessPath(CPDF_PathObject* pPathObj, const CFX_AffineMatrix* pObj2Device)
-{
- int FillType = pPathObj->m_FillType;
- FX_BOOL bStroke = pPathObj->m_bStroke;
- ProcessPathPattern(pPathObj, pObj2Device, FillType, bStroke);
- if (FillType == 0 && !bStroke) {
- return TRUE;
- }
- FX_DWORD fill_argb = 0;
- if (FillType) {
- fill_argb = GetFillArgb(pPathObj);
- }
- FX_DWORD stroke_argb = 0;
- if (bStroke) {
- stroke_argb = GetStrokeArgb(pPathObj);
- }
- CFX_AffineMatrix path_matrix = pPathObj->m_Matrix;
- path_matrix.Concat(*pObj2Device);
- if (!IsAvailableMatrix(path_matrix)) {
- return TRUE;
- }
- if (FillType && (m_Options.m_Flags & RENDER_RECT_AA)) {
- FillType |= FXFILL_RECT_AA;
- }
- if (m_Options.m_Flags & RENDER_FILL_FULLCOVER) {
- FillType |= FXFILL_FULLCOVER;
- }
- if (m_Options.m_Flags & RENDER_NOPATHSMOOTH) {
- FillType |= FXFILL_NOPATHSMOOTH;
- }
- if (bStroke) {
- FillType |= FX_FILL_STROKE;
- }
- const CPDF_GeneralStateData* pGeneralData = ((CPDF_PageObject*)pPathObj)->m_GeneralState;
- if (pGeneralData && pGeneralData->m_StrokeAdjust) {
- FillType |= FX_STROKE_ADJUST;
- }
- if (m_pType3Char) {
- FillType |= FX_FILL_TEXT_MODE;
- }
- CFX_GraphStateData graphState(*pPathObj->m_GraphState);
- if (m_Options.m_Flags & RENDER_THINLINE) {
- graphState.m_LineWidth = 0;
- }
- return m_pDevice->DrawPath(pPathObj->m_Path, &path_matrix, &graphState, fill_argb, stroke_argb, FillType, 0, NULL, m_curBlend);
-}
-CPDF_TransferFunc* CPDF_RenderStatus::GetTransferFunc(CPDF_Object* pObj) const
-{
- ASSERT(pObj != NULL);
- CPDF_DocRenderData* pDocCache = m_pContext->m_pDocument->GetRenderData();
- if (!pDocCache) {
- return NULL;
- }
- return pDocCache->GetTransferFunc(pObj);
-}
-FX_ARGB CPDF_RenderStatus::GetFillArgb(const CPDF_PageObject* pObj, FX_BOOL bType3) const
-{
- CPDF_ColorStateData* pColorData = (CPDF_ColorStateData*)(const CPDF_ColorStateData*)pObj->m_ColorState;
- if (m_pType3Char && !bType3 && (!m_pType3Char->m_bColored || (m_pType3Char->m_bColored && (!pColorData || pColorData->m_FillColor.IsNull())))) {
- return m_T3FillColor;
- }
- if (!pColorData || pColorData->m_FillColor.IsNull()) {
- pColorData = (CPDF_ColorStateData*)(const CPDF_ColorStateData*)m_InitialStates.m_ColorState;
- }
- FX_COLORREF rgb = pColorData->m_FillRGB;
- if (rgb == (FX_DWORD) - 1) {
- return 0;
+ }
+ FX_DWORD fill_argb = 0;
+ if (FillType) {
+ fill_argb = GetFillArgb(pPathObj);
+ }
+ FX_DWORD stroke_argb = 0;
+ if (bStroke) {
+ stroke_argb = GetStrokeArgb(pPathObj);
+ }
+ CFX_AffineMatrix path_matrix = pPathObj->m_Matrix;
+ path_matrix.Concat(*pObj2Device);
+ if (!IsAvailableMatrix(path_matrix)) {
+ return TRUE;
+ }
+ if (FillType && (m_Options.m_Flags & RENDER_RECT_AA)) {
+ FillType |= FXFILL_RECT_AA;
+ }
+ if (m_Options.m_Flags & RENDER_FILL_FULLCOVER) {
+ FillType |= FXFILL_FULLCOVER;
+ }
+ if (m_Options.m_Flags & RENDER_NOPATHSMOOTH) {
+ FillType |= FXFILL_NOPATHSMOOTH;
+ }
+ if (bStroke) {
+ FillType |= FX_FILL_STROKE;
+ }
+ const CPDF_GeneralStateData* pGeneralData =
+ ((CPDF_PageObject*)pPathObj)->m_GeneralState;
+ if (pGeneralData && pGeneralData->m_StrokeAdjust) {
+ FillType |= FX_STROKE_ADJUST;
+ }
+ if (m_pType3Char) {
+ FillType |= FX_FILL_TEXT_MODE;
+ }
+ CFX_GraphStateData graphState(*pPathObj->m_GraphState);
+ if (m_Options.m_Flags & RENDER_THINLINE) {
+ graphState.m_LineWidth = 0;
+ }
+ return m_pDevice->DrawPath(pPathObj->m_Path, &path_matrix, &graphState,
+ fill_argb, stroke_argb, FillType, 0, NULL,
+ m_curBlend);
+}
+CPDF_TransferFunc* CPDF_RenderStatus::GetTransferFunc(CPDF_Object* pObj) const {
+ ASSERT(pObj != NULL);
+ CPDF_DocRenderData* pDocCache = m_pContext->m_pDocument->GetRenderData();
+ if (!pDocCache) {
+ return NULL;
+ }
+ return pDocCache->GetTransferFunc(pObj);
+}
+FX_ARGB CPDF_RenderStatus::GetFillArgb(const CPDF_PageObject* pObj,
+ FX_BOOL bType3) const {
+ CPDF_ColorStateData* pColorData =
+ (CPDF_ColorStateData*)(const CPDF_ColorStateData*)pObj->m_ColorState;
+ if (m_pType3Char && !bType3 &&
+ (!m_pType3Char->m_bColored ||
+ (m_pType3Char->m_bColored &&
+ (!pColorData || pColorData->m_FillColor.IsNull())))) {
+ return m_T3FillColor;
+ }
+ if (!pColorData || pColorData->m_FillColor.IsNull()) {
+ pColorData = (CPDF_ColorStateData*)(const CPDF_ColorStateData*)
+ m_InitialStates.m_ColorState;
+ }
+ FX_COLORREF rgb = pColorData->m_FillRGB;
+ if (rgb == (FX_DWORD)-1) {
+ return 0;
+ }
+ const CPDF_GeneralStateData* pGeneralData = pObj->m_GeneralState;
+ int alpha;
+ if (pGeneralData) {
+ alpha = (int32_t)(pGeneralData->m_FillAlpha * 255);
+ if (pGeneralData->m_pTR) {
+ if (!pGeneralData->m_pTransferFunc) {
+ ((CPDF_GeneralStateData*)pGeneralData)->m_pTransferFunc =
+ GetTransferFunc(pGeneralData->m_pTR);
+ }
+ if (pGeneralData->m_pTransferFunc) {
+ rgb = pGeneralData->m_pTransferFunc->TranslateColor(rgb);
+ }
+ }
+ } else {
+ alpha = 255;
+ }
+ return m_Options.TranslateColor(ArgbEncode(alpha, rgb));
+}
+FX_ARGB CPDF_RenderStatus::GetStrokeArgb(const CPDF_PageObject* pObj) const {
+ CPDF_ColorStateData* pColorData =
+ (CPDF_ColorStateData*)(const CPDF_ColorStateData*)pObj->m_ColorState;
+ if (m_pType3Char && (!m_pType3Char->m_bColored ||
+ (m_pType3Char->m_bColored &&
+ (!pColorData || pColorData->m_StrokeColor.IsNull())))) {
+ return m_T3FillColor;
+ }
+ if (!pColorData || pColorData->m_StrokeColor.IsNull()) {
+ pColorData = (CPDF_ColorStateData*)(const CPDF_ColorStateData*)
+ m_InitialStates.m_ColorState;
+ }
+ FX_COLORREF rgb = pColorData->m_StrokeRGB;
+ if (rgb == (FX_DWORD)-1) {
+ return 0;
+ }
+ const CPDF_GeneralStateData* pGeneralData = pObj->m_GeneralState;
+ int alpha;
+ if (pGeneralData) {
+ alpha = (int32_t)(pGeneralData->m_StrokeAlpha * 255);
+ if (pGeneralData->m_pTR) {
+ if (!pGeneralData->m_pTransferFunc) {
+ ((CPDF_GeneralStateData*)pGeneralData)->m_pTransferFunc =
+ GetTransferFunc(pGeneralData->m_pTR);
+ }
+ if (pGeneralData->m_pTransferFunc) {
+ rgb = pGeneralData->m_pTransferFunc->TranslateColor(rgb);
+ }
+ }
+ } else {
+ alpha = 255;
+ }
+ return m_Options.TranslateColor(ArgbEncode(alpha, rgb));
+}
+void CPDF_RenderStatus::ProcessClipPath(CPDF_ClipPath ClipPath,
+ const CFX_AffineMatrix* pObj2Device) {
+ if (ClipPath.IsNull()) {
+ if (m_LastClipPath.IsNull()) {
+ return;
}
- const CPDF_GeneralStateData* pGeneralData = pObj->m_GeneralState;
- int alpha;
- if (pGeneralData) {
- alpha = (int32_t)(pGeneralData->m_FillAlpha * 255);
- if (pGeneralData->m_pTR) {
- if (!pGeneralData->m_pTransferFunc) {
- ((CPDF_GeneralStateData*)pGeneralData)->m_pTransferFunc = GetTransferFunc(pGeneralData->m_pTR);
- }
- if (pGeneralData->m_pTransferFunc) {
- rgb = pGeneralData->m_pTransferFunc->TranslateColor(rgb);
- }
- }
+ m_pDevice->RestoreState(TRUE);
+ m_LastClipPath.SetNull();
+ return;
+ }
+ if (m_LastClipPath == ClipPath) {
+ return;
+ }
+ m_LastClipPath = ClipPath;
+ m_pDevice->RestoreState(TRUE);
+ int nClipPath = ClipPath.GetPathCount();
+ int i;
+ for (i = 0; i < nClipPath; i++) {
+ const CFX_PathData* pPathData = ClipPath.GetPath(i);
+ if (pPathData == NULL) {
+ continue;
+ }
+ if (pPathData->GetPointCount() == 0) {
+ CFX_PathData EmptyPath;
+ EmptyPath.AppendRect(-1, -1, 0, 0);
+ int fill_mode = FXFILL_WINDING;
+ m_pDevice->SetClip_PathFill(&EmptyPath, NULL, fill_mode);
} else {
- alpha = 255;
- }
- return m_Options.TranslateColor(ArgbEncode(alpha, rgb));
-}
-FX_ARGB CPDF_RenderStatus::GetStrokeArgb(const CPDF_PageObject* pObj) const
-{
- CPDF_ColorStateData* pColorData = (CPDF_ColorStateData*)(const CPDF_ColorStateData*)pObj->m_ColorState;
- if (m_pType3Char && (!m_pType3Char->m_bColored || (m_pType3Char->m_bColored && (!pColorData || pColorData->m_StrokeColor.IsNull())))) {
- return m_T3FillColor;
- }
- if (!pColorData || pColorData->m_StrokeColor.IsNull()) {
- pColorData = (CPDF_ColorStateData*)(const CPDF_ColorStateData*)m_InitialStates.m_ColorState;
- }
- FX_COLORREF rgb = pColorData->m_StrokeRGB;
- if (rgb == (FX_DWORD) - 1) {
- return 0;
- }
- const CPDF_GeneralStateData* pGeneralData = pObj->m_GeneralState;
- int alpha;
- if (pGeneralData) {
- alpha = (int32_t)(pGeneralData->m_StrokeAlpha * 255);
- if (pGeneralData->m_pTR) {
- if (!pGeneralData->m_pTransferFunc) {
- ((CPDF_GeneralStateData*)pGeneralData)->m_pTransferFunc = GetTransferFunc(pGeneralData->m_pTR);
- }
- if (pGeneralData->m_pTransferFunc) {
- rgb = pGeneralData->m_pTransferFunc->TranslateColor(rgb);
- }
+ int ClipType = ClipPath.GetClipType(i);
+ m_pDevice->SetClip_PathFill(pPathData, pObj2Device, ClipType);
+ }
+ }
+ int textcount = ClipPath.GetTextCount();
+ if (textcount == 0) {
+ return;
+ }
+ if (m_pDevice->GetDeviceClass() == FXDC_DISPLAY &&
+ !(m_pDevice->GetDeviceCaps(FXDC_RENDER_CAPS) & FXRC_SOFT_CLIP)) {
+ return;
+ }
+ CFX_PathData* pTextClippingPath = NULL;
+ for (i = 0; i < textcount; i++) {
+ CPDF_TextObject* pText = ClipPath.GetText(i);
+ if (pText == NULL) {
+ if (pTextClippingPath) {
+ int fill_mode = FXFILL_WINDING;
+ if (m_Options.m_Flags & RENDER_NOTEXTSMOOTH) {
+ fill_mode |= FXFILL_NOPATHSMOOTH;
}
+ m_pDevice->SetClip_PathFill(pTextClippingPath, NULL, fill_mode);
+ delete pTextClippingPath;
+ pTextClippingPath = NULL;
+ }
} else {
- alpha = 255;
- }
- return m_Options.TranslateColor(ArgbEncode(alpha, rgb));
-}
-void CPDF_RenderStatus::ProcessClipPath(CPDF_ClipPath ClipPath, const CFX_AffineMatrix* pObj2Device)
-{
- if (ClipPath.IsNull()) {
- if (m_LastClipPath.IsNull()) {
- return;
- }
- m_pDevice->RestoreState(TRUE);
- m_LastClipPath.SetNull();
- return;
- }
- if (m_LastClipPath == ClipPath) {
- return;
- }
- m_LastClipPath = ClipPath;
- m_pDevice->RestoreState(TRUE);
- int nClipPath = ClipPath.GetPathCount();
- int i;
- for (i = 0; i < nClipPath; i++) {
- const CFX_PathData* pPathData = ClipPath.GetPath(i);
- if (pPathData == NULL) {
- continue;
- }
- if (pPathData->GetPointCount() == 0) {
- CFX_PathData EmptyPath;
- EmptyPath.AppendRect(-1, -1, 0, 0);
- int fill_mode = FXFILL_WINDING;
- m_pDevice->SetClip_PathFill(&EmptyPath, NULL, fill_mode);
- } else {
- int ClipType = ClipPath.GetClipType(i);
- m_pDevice->SetClip_PathFill(pPathData, pObj2Device, ClipType);
- }
- }
- int textcount = ClipPath.GetTextCount();
- if (textcount == 0) {
- return;
- }
- if (m_pDevice->GetDeviceClass() == FXDC_DISPLAY && !(m_pDevice->GetDeviceCaps(FXDC_RENDER_CAPS) & FXRC_SOFT_CLIP)) {
- return;
- }
- CFX_PathData* pTextClippingPath = NULL;
- for (i = 0; i < textcount; i ++) {
- CPDF_TextObject* pText = ClipPath.GetText(i);
- if (pText == NULL) {
- if (pTextClippingPath) {
- int fill_mode = FXFILL_WINDING;
- if (m_Options.m_Flags & RENDER_NOTEXTSMOOTH) {
- fill_mode |= FXFILL_NOPATHSMOOTH;
- }
- m_pDevice->SetClip_PathFill(pTextClippingPath, NULL, fill_mode);
- delete pTextClippingPath;
- pTextClippingPath = NULL;
- }
- } else {
- if (pTextClippingPath == NULL) {
- pTextClippingPath = new CFX_PathData;
- }
- ProcessText(pText, pObj2Device, pTextClippingPath);
- }
- }
- delete pTextClippingPath;
-}
-void CPDF_RenderStatus::DrawClipPath(CPDF_ClipPath ClipPath, const CFX_AffineMatrix* pObj2Device)
-{
- if (ClipPath.IsNull()) {
- return;
- }
- int fill_mode = 0;
- if (m_Options.m_Flags & RENDER_NOPATHSMOOTH) {
- fill_mode |= FXFILL_NOPATHSMOOTH;
- }
- int nClipPath = ClipPath.GetPathCount();
- int i;
- for (i = 0; i < nClipPath; i++) {
- const CFX_PathData* pPathData = ClipPath.GetPath(i);
- if (pPathData == NULL) {
- continue;
- }
- CFX_GraphStateData stroke_state;
- if (m_Options.m_Flags & RENDER_THINLINE) {
- stroke_state.m_LineWidth = 0;
- }
- m_pDevice->DrawPath(pPathData, pObj2Device, &stroke_state, 0, 0xffff0000, fill_mode);
- }
-}
-FX_BOOL CPDF_RenderStatus::SelectClipPath(CPDF_PathObject* pPathObj, const CFX_AffineMatrix* pObj2Device, FX_BOOL bStroke)
-{
- CFX_AffineMatrix path_matrix = pPathObj->m_Matrix;
- path_matrix.Concat(*pObj2Device);
- if (bStroke) {
- CFX_GraphStateData graphState(*pPathObj->m_GraphState);
- if (m_Options.m_Flags & RENDER_THINLINE) {
- graphState.m_LineWidth = 0;
- }
- return m_pDevice->SetClip_PathStroke(pPathObj->m_Path, &path_matrix, &graphState);
- }
- int fill_mode = pPathObj->m_FillType;
- if (m_Options.m_Flags & RENDER_NOPATHSMOOTH) {
- fill_mode |= FXFILL_NOPATHSMOOTH;
- }
- return m_pDevice->SetClip_PathFill(pPathObj->m_Path, &path_matrix, fill_mode);
-}
-FX_BOOL CPDF_RenderStatus::ProcessTransparency(const CPDF_PageObject* pPageObj, const CFX_AffineMatrix* pObj2Device)
-{
- const CPDF_GeneralStateData* pGeneralState = pPageObj->m_GeneralState;
- int blend_type = pGeneralState ? pGeneralState->m_BlendType : FXDIB_BLEND_NORMAL;
- if (blend_type == FXDIB_BLEND_UNSUPPORTED) {
- return TRUE;
- }
- CPDF_Dictionary* pSMaskDict = pGeneralState ? (CPDF_Dictionary*)pGeneralState->m_pSoftMask : NULL;
- if (pSMaskDict) {
- if (pPageObj->m_Type == PDFPAGE_IMAGE &&
- ((CPDF_ImageObject*)pPageObj)->m_pImage->GetDict()->KeyExist(FX_BSTRC("SMask"))) {
- pSMaskDict = NULL;
- }
- }
- CPDF_Dictionary* pFormResource = NULL;
- FX_FLOAT group_alpha = 1.0f;
- int Transparency = m_Transparency;
- FX_BOOL bGroupTransparent = FALSE;
- if (pPageObj->m_Type == PDFPAGE_FORM) {
- CPDF_FormObject* pFormObj = (CPDF_FormObject*)pPageObj;
- const CPDF_GeneralStateData *pStateData = pFormObj->m_GeneralState.GetObject();
- if (pStateData) {
- group_alpha = pStateData->m_FillAlpha;
- }
- Transparency = pFormObj->m_pForm->m_Transparency;
- bGroupTransparent = Transparency & PDFTRANS_ISOLATED ? TRUE : FALSE;
- if (pFormObj->m_pForm->m_pFormDict) {
- pFormResource = pFormObj->m_pForm->m_pFormDict->GetDict("Resources");
- }
- }
- FX_BOOL bTextClip = FALSE;
- if (pPageObj->m_ClipPath.NotNull() && pPageObj->m_ClipPath.GetTextCount() &&
- m_pDevice->GetDeviceClass() == FXDC_DISPLAY && !(m_pDevice->GetDeviceCaps(FXDC_RENDER_CAPS) & FXRC_SOFT_CLIP)) {
- bTextClip = TRUE;
- }
- if ((m_Options.m_Flags & RENDER_OVERPRINT) && pPageObj->m_Type == PDFPAGE_IMAGE && pGeneralState && pGeneralState->m_FillOP && pGeneralState->m_StrokeOP) {
- CPDF_Document* pDocument = NULL;
- CPDF_Page* pPage = NULL;
- if (m_pContext->m_pPageCache) {
- pPage = m_pContext->m_pPageCache->GetPage();
- pDocument = pPage->m_pDocument;
- } else {
- pDocument = ((CPDF_ImageObject*)pPageObj)->m_pImage->GetDocument();
- }
- CPDF_Dictionary* pPageResources = pPage ? pPage->m_pPageResources : NULL;
- CPDF_Object* pCSObj = ((CPDF_ImageObject*)pPageObj)->m_pImage->GetStream()->GetDict()->GetElementValue(FX_BSTRC("ColorSpace"));
- CPDF_ColorSpace* pColorSpace = pDocument->LoadColorSpace(pCSObj, pPageResources);
- if (pColorSpace) {
- int format = pColorSpace->GetFamily();
- if (format == PDFCS_DEVICECMYK || format == PDFCS_SEPARATION || format == PDFCS_DEVICEN) {
- blend_type = FXDIB_BLEND_DARKEN;
- }
- pDocument->GetPageData()->ReleaseColorSpace(pCSObj);
- }
- }
- if (pSMaskDict == NULL && group_alpha == 1.0f && blend_type == FXDIB_BLEND_NORMAL && !bTextClip && !bGroupTransparent) {
- return FALSE;
- }
- FX_BOOL isolated = Transparency & PDFTRANS_ISOLATED;
- if (m_bPrint) {
- FX_BOOL bRet = FALSE;
- int rendCaps = m_pDevice->GetRenderCaps();
- if (!((Transparency & PDFTRANS_ISOLATED) || pSMaskDict || bTextClip) && (rendCaps & FXRC_BLEND_MODE)) {
- int oldBlend = m_curBlend;
- m_curBlend = blend_type;
- bRet = DrawObjWithBlend(pPageObj, pObj2Device);
- m_curBlend = oldBlend;
- }
- if (!bRet) {
- DrawObjWithBackground(pPageObj, pObj2Device);
- }
- return TRUE;
- }
- FX_RECT rect = pPageObj->GetBBox(pObj2Device);
- rect.Intersect(m_pDevice->GetClipBox());
- if (rect.IsEmpty()) {
- return TRUE;
- }
- CFX_Matrix deviceCTM = m_pDevice->GetCTM();
- FX_FLOAT scaleX = FXSYS_fabs(deviceCTM.a);
- FX_FLOAT scaleY = FXSYS_fabs(deviceCTM.d);
- int width = FXSYS_round((FX_FLOAT)rect.Width() * scaleX);
- int height = FXSYS_round((FX_FLOAT)rect.Height() * scaleY);
- CFX_FxgeDevice bitmap_device;
- CFX_DIBitmap* oriDevice = NULL;
- if (!isolated && (m_pDevice->GetRenderCaps() & FXRC_GET_BITS)) {
- oriDevice = new CFX_DIBitmap;
- if (!m_pDevice->CreateCompatibleBitmap(oriDevice, width, height)) {
- return TRUE;
- }
- m_pDevice->GetDIBits(oriDevice, rect.left, rect.top);
- }
- if (!bitmap_device.Create(width, height, FXDIB_Argb, 0, oriDevice)) {
- return TRUE;
- }
- CFX_DIBitmap* bitmap = bitmap_device.GetBitmap();
- bitmap->Clear(0);
- CFX_AffineMatrix new_matrix = *pObj2Device;
- new_matrix.TranslateI(-rect.left, -rect.top);
- new_matrix.Scale(scaleX, scaleY);
- CFX_DIBitmap* pTextMask = NULL;
- if (bTextClip) {
- pTextMask = new CFX_DIBitmap;
- if (!pTextMask->Create(width, height, FXDIB_8bppMask)) {
- delete pTextMask;
- return TRUE;
- }
- pTextMask->Clear(0);
- CFX_FxgeDevice text_device;
- text_device.Attach(pTextMask);
- for (FX_DWORD i = 0; i < pPageObj->m_ClipPath.GetTextCount(); i ++) {
- CPDF_TextObject* textobj = pPageObj->m_ClipPath.GetText(i);
- if (textobj == NULL) {
- break;
- }
- CFX_AffineMatrix text_matrix;
- textobj->GetTextMatrix(&text_matrix);
- CPDF_TextRenderer::DrawTextPath(&text_device, textobj->m_nChars, textobj->m_pCharCodes, textobj->m_pCharPos,
- textobj->m_TextState.GetFont(), textobj->m_TextState.GetFontSize(),
- &text_matrix, &new_matrix, textobj->m_GraphState, (FX_ARGB) - 1, 0, NULL);
- }
- }
- CPDF_RenderStatus bitmap_render;
- bitmap_render.Initialize(m_pContext, &bitmap_device, NULL,
- m_pStopObj, NULL, NULL, &m_Options, 0, m_bDropObjects, pFormResource, TRUE);
- bitmap_render.ProcessObjectNoClip(pPageObj, &new_matrix);
- m_bStopped = bitmap_render.m_bStopped;
- if (pSMaskDict) {
- CFX_AffineMatrix smask_matrix;
- FXSYS_memcpy(&smask_matrix, pGeneralState->m_SMaskMatrix, sizeof smask_matrix);
- smask_matrix.Concat(*pObj2Device);
- CFX_DIBSource* pSMaskSource = LoadSMask(pSMaskDict, &rect, &smask_matrix);
- if (pSMaskSource) {
- bitmap->MultiplyAlpha(pSMaskSource);
- delete pSMaskSource;
- }
- }
- if (pTextMask) {
- bitmap->MultiplyAlpha(pTextMask);
- delete pTextMask;
- pTextMask = NULL;
- }
- if (Transparency & PDFTRANS_GROUP && group_alpha != 1.0f) {
- bitmap->MultiplyAlpha((int32_t)(group_alpha * 255));
- }
- Transparency = m_Transparency;
- if (pPageObj->m_Type == PDFPAGE_FORM) {
- Transparency |= PDFTRANS_GROUP;
- }
- CompositeDIBitmap(bitmap, rect.left, rect.top, 0, 255, blend_type, Transparency);
- delete oriDevice;
+ if (pTextClippingPath == NULL) {
+ pTextClippingPath = new CFX_PathData;
+ }
+ ProcessText(pText, pObj2Device, pTextClippingPath);
+ }
+ }
+ delete pTextClippingPath;
+}
+void CPDF_RenderStatus::DrawClipPath(CPDF_ClipPath ClipPath,
+ const CFX_AffineMatrix* pObj2Device) {
+ if (ClipPath.IsNull()) {
+ return;
+ }
+ int fill_mode = 0;
+ if (m_Options.m_Flags & RENDER_NOPATHSMOOTH) {
+ fill_mode |= FXFILL_NOPATHSMOOTH;
+ }
+ int nClipPath = ClipPath.GetPathCount();
+ int i;
+ for (i = 0; i < nClipPath; i++) {
+ const CFX_PathData* pPathData = ClipPath.GetPath(i);
+ if (pPathData == NULL) {
+ continue;
+ }
+ CFX_GraphStateData stroke_state;
+ if (m_Options.m_Flags & RENDER_THINLINE) {
+ stroke_state.m_LineWidth = 0;
+ }
+ m_pDevice->DrawPath(pPathData, pObj2Device, &stroke_state, 0, 0xffff0000,
+ fill_mode);
+ }
+}
+FX_BOOL CPDF_RenderStatus::SelectClipPath(CPDF_PathObject* pPathObj,
+ const CFX_AffineMatrix* pObj2Device,
+ FX_BOOL bStroke) {
+ CFX_AffineMatrix path_matrix = pPathObj->m_Matrix;
+ path_matrix.Concat(*pObj2Device);
+ if (bStroke) {
+ CFX_GraphStateData graphState(*pPathObj->m_GraphState);
+ if (m_Options.m_Flags & RENDER_THINLINE) {
+ graphState.m_LineWidth = 0;
+ }
+ return m_pDevice->SetClip_PathStroke(pPathObj->m_Path, &path_matrix,
+ &graphState);
+ }
+ int fill_mode = pPathObj->m_FillType;
+ if (m_Options.m_Flags & RENDER_NOPATHSMOOTH) {
+ fill_mode |= FXFILL_NOPATHSMOOTH;
+ }
+ return m_pDevice->SetClip_PathFill(pPathObj->m_Path, &path_matrix, fill_mode);
+}
+FX_BOOL CPDF_RenderStatus::ProcessTransparency(
+ const CPDF_PageObject* pPageObj,
+ const CFX_AffineMatrix* pObj2Device) {
+ const CPDF_GeneralStateData* pGeneralState = pPageObj->m_GeneralState;
+ int blend_type =
+ pGeneralState ? pGeneralState->m_BlendType : FXDIB_BLEND_NORMAL;
+ if (blend_type == FXDIB_BLEND_UNSUPPORTED) {
return TRUE;
-}
-CFX_DIBitmap* CPDF_RenderStatus::GetBackdrop(const CPDF_PageObject* pObj, const FX_RECT& rect, int& left, int& top,
- FX_BOOL bBackAlphaRequired)
-{
- FX_RECT bbox = rect;
- bbox.Intersect(m_pDevice->GetClipBox());
- left = bbox.left;
- top = bbox.top;
- CFX_Matrix deviceCTM = m_pDevice->GetCTM();
- FX_FLOAT scaleX = FXSYS_fabs(deviceCTM.a);
- FX_FLOAT scaleY = FXSYS_fabs(deviceCTM.d);
- int width = FXSYS_round(bbox.Width() * scaleX);
- int height = FXSYS_round(bbox.Height() * scaleY);
- CFX_DIBitmap* pBackdrop = new CFX_DIBitmap;
- if (bBackAlphaRequired && !m_bDropObjects) {
- pBackdrop->Create(width, height, FXDIB_Argb);
- } else {
- m_pDevice->CreateCompatibleBitmap(pBackdrop, width, height);
- }
- if (pBackdrop->GetBuffer() == NULL) {
- delete pBackdrop;
- return NULL;
- }
- FX_BOOL bNeedDraw;
- if (pBackdrop->HasAlpha()) {
- bNeedDraw = !(m_pDevice->GetRenderCaps() & FXRC_ALPHA_OUTPUT);
+ }
+ CPDF_Dictionary* pSMaskDict =
+ pGeneralState ? (CPDF_Dictionary*)pGeneralState->m_pSoftMask : NULL;
+ if (pSMaskDict) {
+ if (pPageObj->m_Type == PDFPAGE_IMAGE &&
+ ((CPDF_ImageObject*)pPageObj)
+ ->m_pImage->GetDict()
+ ->KeyExist(FX_BSTRC("SMask"))) {
+ pSMaskDict = NULL;
+ }
+ }
+ CPDF_Dictionary* pFormResource = NULL;
+ FX_FLOAT group_alpha = 1.0f;
+ int Transparency = m_Transparency;
+ FX_BOOL bGroupTransparent = FALSE;
+ if (pPageObj->m_Type == PDFPAGE_FORM) {
+ CPDF_FormObject* pFormObj = (CPDF_FormObject*)pPageObj;
+ const CPDF_GeneralStateData* pStateData =
+ pFormObj->m_GeneralState.GetObject();
+ if (pStateData) {
+ group_alpha = pStateData->m_FillAlpha;
+ }
+ Transparency = pFormObj->m_pForm->m_Transparency;
+ bGroupTransparent = Transparency & PDFTRANS_ISOLATED ? TRUE : FALSE;
+ if (pFormObj->m_pForm->m_pFormDict) {
+ pFormResource = pFormObj->m_pForm->m_pFormDict->GetDict("Resources");
+ }
+ }
+ FX_BOOL bTextClip = FALSE;
+ if (pPageObj->m_ClipPath.NotNull() && pPageObj->m_ClipPath.GetTextCount() &&
+ m_pDevice->GetDeviceClass() == FXDC_DISPLAY &&
+ !(m_pDevice->GetDeviceCaps(FXDC_RENDER_CAPS) & FXRC_SOFT_CLIP)) {
+ bTextClip = TRUE;
+ }
+ if ((m_Options.m_Flags & RENDER_OVERPRINT) &&
+ pPageObj->m_Type == PDFPAGE_IMAGE && pGeneralState &&
+ pGeneralState->m_FillOP && pGeneralState->m_StrokeOP) {
+ CPDF_Document* pDocument = NULL;
+ CPDF_Page* pPage = NULL;
+ if (m_pContext->m_pPageCache) {
+ pPage = m_pContext->m_pPageCache->GetPage();
+ pDocument = pPage->m_pDocument;
} else {
- bNeedDraw = !(m_pDevice->GetRenderCaps() & FXRC_GET_BITS);
+ pDocument = ((CPDF_ImageObject*)pPageObj)->m_pImage->GetDocument();
+ }
+ CPDF_Dictionary* pPageResources = pPage ? pPage->m_pPageResources : NULL;
+ CPDF_Object* pCSObj = ((CPDF_ImageObject*)pPageObj)
+ ->m_pImage->GetStream()
+ ->GetDict()
+ ->GetElementValue(FX_BSTRC("ColorSpace"));
+ CPDF_ColorSpace* pColorSpace =
+ pDocument->LoadColorSpace(pCSObj, pPageResources);
+ if (pColorSpace) {
+ int format = pColorSpace->GetFamily();
+ if (format == PDFCS_DEVICECMYK || format == PDFCS_SEPARATION ||
+ format == PDFCS_DEVICEN) {
+ blend_type = FXDIB_BLEND_DARKEN;
+ }
+ pDocument->GetPageData()->ReleaseColorSpace(pCSObj);
+ }
+ }
+ if (pSMaskDict == NULL && group_alpha == 1.0f &&
+ blend_type == FXDIB_BLEND_NORMAL && !bTextClip && !bGroupTransparent) {
+ return FALSE;
+ }
+ FX_BOOL isolated = Transparency & PDFTRANS_ISOLATED;
+ if (m_bPrint) {
+ FX_BOOL bRet = FALSE;
+ int rendCaps = m_pDevice->GetRenderCaps();
+ if (!((Transparency & PDFTRANS_ISOLATED) || pSMaskDict || bTextClip) &&
+ (rendCaps & FXRC_BLEND_MODE)) {
+ int oldBlend = m_curBlend;
+ m_curBlend = blend_type;
+ bRet = DrawObjWithBlend(pPageObj, pObj2Device);
+ m_curBlend = oldBlend;
}
- if (!bNeedDraw) {
- m_pDevice->GetDIBits(pBackdrop, left, top);
- return pBackdrop;
+ if (!bRet) {
+ DrawObjWithBackground(pPageObj, pObj2Device);
}
- CFX_AffineMatrix FinalMatrix = m_DeviceMatrix;
- FinalMatrix.TranslateI(-left, -top);
- FinalMatrix.Scale(scaleX, scaleY);
- pBackdrop->Clear(pBackdrop->HasAlpha() ? 0 : 0xffffffff);
- CFX_FxgeDevice device;
- device.Attach(pBackdrop);
- m_pContext->Render(&device, pObj, &m_Options, &FinalMatrix);
+ return TRUE;
+ }
+ FX_RECT rect = pPageObj->GetBBox(pObj2Device);
+ rect.Intersect(m_pDevice->GetClipBox());
+ if (rect.IsEmpty()) {
+ return TRUE;
+ }
+ CFX_Matrix deviceCTM = m_pDevice->GetCTM();
+ FX_FLOAT scaleX = FXSYS_fabs(deviceCTM.a);
+ FX_FLOAT scaleY = FXSYS_fabs(deviceCTM.d);
+ int width = FXSYS_round((FX_FLOAT)rect.Width() * scaleX);
+ int height = FXSYS_round((FX_FLOAT)rect.Height() * scaleY);
+ CFX_FxgeDevice bitmap_device;
+ CFX_DIBitmap* oriDevice = NULL;
+ if (!isolated && (m_pDevice->GetRenderCaps() & FXRC_GET_BITS)) {
+ oriDevice = new CFX_DIBitmap;
+ if (!m_pDevice->CreateCompatibleBitmap(oriDevice, width, height)) {
+ return TRUE;
+ }
+ m_pDevice->GetDIBits(oriDevice, rect.left, rect.top);
+ }
+ if (!bitmap_device.Create(width, height, FXDIB_Argb, 0, oriDevice)) {
+ return TRUE;
+ }
+ CFX_DIBitmap* bitmap = bitmap_device.GetBitmap();
+ bitmap->Clear(0);
+ CFX_AffineMatrix new_matrix = *pObj2Device;
+ new_matrix.TranslateI(-rect.left, -rect.top);
+ new_matrix.Scale(scaleX, scaleY);
+ CFX_DIBitmap* pTextMask = NULL;
+ if (bTextClip) {
+ pTextMask = new CFX_DIBitmap;
+ if (!pTextMask->Create(width, height, FXDIB_8bppMask)) {
+ delete pTextMask;
+ return TRUE;
+ }
+ pTextMask->Clear(0);
+ CFX_FxgeDevice text_device;
+ text_device.Attach(pTextMask);
+ for (FX_DWORD i = 0; i < pPageObj->m_ClipPath.GetTextCount(); i++) {
+ CPDF_TextObject* textobj = pPageObj->m_ClipPath.GetText(i);
+ if (textobj == NULL) {
+ break;
+ }
+ CFX_AffineMatrix text_matrix;
+ textobj->GetTextMatrix(&text_matrix);
+ CPDF_TextRenderer::DrawTextPath(
+ &text_device, textobj->m_nChars, textobj->m_pCharCodes,
+ textobj->m_pCharPos, textobj->m_TextState.GetFont(),
+ textobj->m_TextState.GetFontSize(), &text_matrix, &new_matrix,
+ textobj->m_GraphState, (FX_ARGB)-1, 0, NULL);
+ }
+ }
+ CPDF_RenderStatus bitmap_render;
+ bitmap_render.Initialize(m_pContext, &bitmap_device, NULL, m_pStopObj, NULL,
+ NULL, &m_Options, 0, m_bDropObjects, pFormResource,
+ TRUE);
+ bitmap_render.ProcessObjectNoClip(pPageObj, &new_matrix);
+ m_bStopped = bitmap_render.m_bStopped;
+ if (pSMaskDict) {
+ CFX_AffineMatrix smask_matrix;
+ FXSYS_memcpy(&smask_matrix, pGeneralState->m_SMaskMatrix,
+ sizeof smask_matrix);
+ smask_matrix.Concat(*pObj2Device);
+ CFX_DIBSource* pSMaskSource = LoadSMask(pSMaskDict, &rect, &smask_matrix);
+ if (pSMaskSource) {
+ bitmap->MultiplyAlpha(pSMaskSource);
+ delete pSMaskSource;
+ }
+ }
+ if (pTextMask) {
+ bitmap->MultiplyAlpha(pTextMask);
+ delete pTextMask;
+ pTextMask = NULL;
+ }
+ if (Transparency & PDFTRANS_GROUP && group_alpha != 1.0f) {
+ bitmap->MultiplyAlpha((int32_t)(group_alpha * 255));
+ }
+ Transparency = m_Transparency;
+ if (pPageObj->m_Type == PDFPAGE_FORM) {
+ Transparency |= PDFTRANS_GROUP;
+ }
+ CompositeDIBitmap(bitmap, rect.left, rect.top, 0, 255, blend_type,
+ Transparency);
+ delete oriDevice;
+ return TRUE;
+}
+CFX_DIBitmap* CPDF_RenderStatus::GetBackdrop(const CPDF_PageObject* pObj,
+ const FX_RECT& rect,
+ int& left,
+ int& top,
+ FX_BOOL bBackAlphaRequired) {
+ FX_RECT bbox = rect;
+ bbox.Intersect(m_pDevice->GetClipBox());
+ left = bbox.left;
+ top = bbox.top;
+ CFX_Matrix deviceCTM = m_pDevice->GetCTM();
+ FX_FLOAT scaleX = FXSYS_fabs(deviceCTM.a);
+ FX_FLOAT scaleY = FXSYS_fabs(deviceCTM.d);
+ int width = FXSYS_round(bbox.Width() * scaleX);
+ int height = FXSYS_round(bbox.Height() * scaleY);
+ CFX_DIBitmap* pBackdrop = new CFX_DIBitmap;
+ if (bBackAlphaRequired && !m_bDropObjects) {
+ pBackdrop->Create(width, height, FXDIB_Argb);
+ } else {
+ m_pDevice->CreateCompatibleBitmap(pBackdrop, width, height);
+ }
+ if (pBackdrop->GetBuffer() == NULL) {
+ delete pBackdrop;
+ return NULL;
+ }
+ FX_BOOL bNeedDraw;
+ if (pBackdrop->HasAlpha()) {
+ bNeedDraw = !(m_pDevice->GetRenderCaps() & FXRC_ALPHA_OUTPUT);
+ } else {
+ bNeedDraw = !(m_pDevice->GetRenderCaps() & FXRC_GET_BITS);
+ }
+ if (!bNeedDraw) {
+ m_pDevice->GetDIBits(pBackdrop, left, top);
return pBackdrop;
-}
-void CPDF_RenderContext::GetBackground(CFX_DIBitmap* pBuffer, const CPDF_PageObject* pObj,
- const CPDF_RenderOptions* pOptions, CFX_AffineMatrix* pFinalMatrix)
-{
- CFX_FxgeDevice device;
- device.Attach(pBuffer);
+ }
+ CFX_AffineMatrix FinalMatrix = m_DeviceMatrix;
+ FinalMatrix.TranslateI(-left, -top);
+ FinalMatrix.Scale(scaleX, scaleY);
+ pBackdrop->Clear(pBackdrop->HasAlpha() ? 0 : 0xffffffff);
+ CFX_FxgeDevice device;
+ device.Attach(pBackdrop);
+ m_pContext->Render(&device, pObj, &m_Options, &FinalMatrix);
+ return pBackdrop;
+}
+void CPDF_RenderContext::GetBackground(CFX_DIBitmap* pBuffer,
+ const CPDF_PageObject* pObj,
+ const CPDF_RenderOptions* pOptions,
+ CFX_AffineMatrix* pFinalMatrix) {
+ CFX_FxgeDevice device;
+ device.Attach(pBuffer);
- FX_RECT rect(0, 0, device.GetWidth(), device.GetHeight());
- device.FillRect(&rect, 0xffffffff);
- Render(&device, pObj, pOptions, pFinalMatrix);
-}
-CPDF_GraphicStates* CPDF_RenderStatus::CloneObjStates(const CPDF_GraphicStates* pSrcStates, FX_BOOL bStroke)
-{
- if (!pSrcStates) {
- return NULL;
- }
- CPDF_GraphicStates* pStates = new CPDF_GraphicStates;
- pStates->CopyStates(*pSrcStates);
- CPDF_Color* pObjColor = bStroke ? pSrcStates->m_ColorState.GetStrokeColor() :
- pSrcStates->m_ColorState.GetFillColor();
- if (!pObjColor->IsNull()) {
- CPDF_ColorStateData* pColorData = pStates->m_ColorState.GetModify();
- pColorData->m_FillRGB = bStroke ? pSrcStates->m_ColorState.GetObject()->m_StrokeRGB :
- pSrcStates->m_ColorState.GetObject()->m_FillRGB;
- pColorData->m_StrokeRGB = pColorData->m_FillRGB;
- }
- return pStates;
-}
-CPDF_RenderContext::CPDF_RenderContext()
-{
-}
-void CPDF_RenderContext::Create(CPDF_Document* pDoc, CPDF_PageRenderCache* pPageCache,
- CPDF_Dictionary* pPageResources, FX_BOOL bFirstLayer)
-{
- m_pDocument = pDoc;
- m_pPageResources = pPageResources;
- m_pPageCache = pPageCache;
- m_bFirstLayer = bFirstLayer;
-}
-void CPDF_RenderContext::Create(CPDF_Page* pPage, FX_BOOL bFirstLayer)
-{
- m_pDocument = pPage->m_pDocument;
- m_pPageResources = pPage->m_pPageResources;
- m_pPageCache = pPage->GetRenderCache();
- m_bFirstLayer = bFirstLayer;
-}
-CPDF_RenderContext::~CPDF_RenderContext()
-{
-}
-void CPDF_RenderContext::Clear()
-{
- m_pDocument = NULL;
- m_pPageResources = NULL;
- m_pPageCache = NULL;
- m_bFirstLayer = TRUE;
- m_ContentList.RemoveAll();
-}
-void CPDF_RenderContext::AppendObjectList(CPDF_PageObjects* pObjs, const CFX_AffineMatrix* pObject2Device)
-{
- _PDF_RenderItem* pItem = m_ContentList.AddSpace();
- pItem->m_pObjectList = pObjs;
- if (pObject2Device) {
- pItem->m_Matrix = *pObject2Device;
+ FX_RECT rect(0, 0, device.GetWidth(), device.GetHeight());
+ device.FillRect(&rect, 0xffffffff);
+ Render(&device, pObj, pOptions, pFinalMatrix);
+}
+CPDF_GraphicStates* CPDF_RenderStatus::CloneObjStates(
+ const CPDF_GraphicStates* pSrcStates,
+ FX_BOOL bStroke) {
+ if (!pSrcStates) {
+ return NULL;
+ }
+ CPDF_GraphicStates* pStates = new CPDF_GraphicStates;
+ pStates->CopyStates(*pSrcStates);
+ CPDF_Color* pObjColor = bStroke ? pSrcStates->m_ColorState.GetStrokeColor()
+ : pSrcStates->m_ColorState.GetFillColor();
+ if (!pObjColor->IsNull()) {
+ CPDF_ColorStateData* pColorData = pStates->m_ColorState.GetModify();
+ pColorData->m_FillRGB =
+ bStroke ? pSrcStates->m_ColorState.GetObject()->m_StrokeRGB
+ : pSrcStates->m_ColorState.GetObject()->m_FillRGB;
+ pColorData->m_StrokeRGB = pColorData->m_FillRGB;
+ }
+ return pStates;
+}
+CPDF_RenderContext::CPDF_RenderContext() {}
+void CPDF_RenderContext::Create(CPDF_Document* pDoc,
+ CPDF_PageRenderCache* pPageCache,
+ CPDF_Dictionary* pPageResources,
+ FX_BOOL bFirstLayer) {
+ m_pDocument = pDoc;
+ m_pPageResources = pPageResources;
+ m_pPageCache = pPageCache;
+ m_bFirstLayer = bFirstLayer;
+}
+void CPDF_RenderContext::Create(CPDF_Page* pPage, FX_BOOL bFirstLayer) {
+ m_pDocument = pPage->m_pDocument;
+ m_pPageResources = pPage->m_pPageResources;
+ m_pPageCache = pPage->GetRenderCache();
+ m_bFirstLayer = bFirstLayer;
+}
+CPDF_RenderContext::~CPDF_RenderContext() {}
+void CPDF_RenderContext::Clear() {
+ m_pDocument = NULL;
+ m_pPageResources = NULL;
+ m_pPageCache = NULL;
+ m_bFirstLayer = TRUE;
+ m_ContentList.RemoveAll();
+}
+void CPDF_RenderContext::AppendObjectList(
+ CPDF_PageObjects* pObjs,
+ const CFX_AffineMatrix* pObject2Device) {
+ _PDF_RenderItem* pItem = m_ContentList.AddSpace();
+ pItem->m_pObjectList = pObjs;
+ if (pObject2Device) {
+ pItem->m_Matrix = *pObject2Device;
+ } else {
+ pItem->m_Matrix.SetIdentity();
+ }
+}
+void CPDF_RenderContext::Render(CFX_RenderDevice* pDevice,
+ const CPDF_RenderOptions* pOptions,
+ const CFX_AffineMatrix* pLastMatrix) {
+ Render(pDevice, NULL, pOptions, pLastMatrix);
+}
+void CPDF_RenderContext::Render(CFX_RenderDevice* pDevice,
+ const CPDF_PageObject* pStopObj,
+ const CPDF_RenderOptions* pOptions,
+ const CFX_AffineMatrix* pLastMatrix) {
+ int count = m_ContentList.GetSize();
+ for (int j = 0; j < count; j++) {
+ pDevice->SaveState();
+ _PDF_RenderItem* pItem = m_ContentList.GetDataPtr(j);
+ if (pLastMatrix) {
+ CFX_AffineMatrix FinalMatrix = pItem->m_Matrix;
+ FinalMatrix.Concat(*pLastMatrix);
+ CPDF_RenderStatus status;
+ status.Initialize(this, pDevice, pLastMatrix, pStopObj, NULL, NULL,
+ pOptions, pItem->m_pObjectList->m_Transparency, FALSE,
+ NULL);
+ status.RenderObjectList(pItem->m_pObjectList, &FinalMatrix);
+ if (status.m_Options.m_Flags & RENDER_LIMITEDIMAGECACHE) {
+ m_pPageCache->CacheOptimization(status.m_Options.m_dwLimitCacheSize);
+ }
+ if (status.m_bStopped) {
+ pDevice->RestoreState();
+ break;
+ }
} else {
- pItem->m_Matrix.SetIdentity();
- }
-}
-void CPDF_RenderContext::Render(CFX_RenderDevice* pDevice, const CPDF_RenderOptions* pOptions,
- const CFX_AffineMatrix* pLastMatrix)
-{
- Render(pDevice, NULL, pOptions, pLastMatrix);
-}
-void CPDF_RenderContext::Render(CFX_RenderDevice* pDevice, const CPDF_PageObject* pStopObj,
- const CPDF_RenderOptions* pOptions, const CFX_AffineMatrix* pLastMatrix)
-{
- int count = m_ContentList.GetSize();
- for (int j = 0; j < count; j ++) {
- pDevice->SaveState();
- _PDF_RenderItem* pItem = m_ContentList.GetDataPtr(j);
- if (pLastMatrix) {
- CFX_AffineMatrix FinalMatrix = pItem->m_Matrix;
- FinalMatrix.Concat(*pLastMatrix);
- CPDF_RenderStatus status;
- status.Initialize(this, pDevice, pLastMatrix, pStopObj, NULL, NULL, pOptions,
- pItem->m_pObjectList->m_Transparency, FALSE, NULL);
- status.RenderObjectList(pItem->m_pObjectList, &FinalMatrix);
- if (status.m_Options.m_Flags & RENDER_LIMITEDIMAGECACHE) {
- m_pPageCache->CacheOptimization(status.m_Options.m_dwLimitCacheSize);
- }
- if (status.m_bStopped) {
- pDevice->RestoreState();
- break;
- }
- } else {
- CPDF_RenderStatus status;
- status.Initialize(this, pDevice, NULL, pStopObj, NULL, NULL, pOptions,
- pItem->m_pObjectList->m_Transparency, FALSE, NULL);
- status.RenderObjectList(pItem->m_pObjectList, &pItem->m_Matrix);
- if (status.m_Options.m_Flags & RENDER_LIMITEDIMAGECACHE) {
- m_pPageCache->CacheOptimization(status.m_Options.m_dwLimitCacheSize);
- }
- if (status.m_bStopped) {
- pDevice->RestoreState();
- break;
- }
- }
+ CPDF_RenderStatus status;
+ status.Initialize(this, pDevice, NULL, pStopObj, NULL, NULL, pOptions,
+ pItem->m_pObjectList->m_Transparency, FALSE, NULL);
+ status.RenderObjectList(pItem->m_pObjectList, &pItem->m_Matrix);
+ if (status.m_Options.m_Flags & RENDER_LIMITEDIMAGECACHE) {
+ m_pPageCache->CacheOptimization(status.m_Options.m_dwLimitCacheSize);
+ }
+ if (status.m_bStopped) {
pDevice->RestoreState();
+ break;
+ }
}
+ pDevice->RestoreState();
+ }
}
-void CPDF_RenderContext::DrawObjectList(CFX_RenderDevice* pDevice, CPDF_PageObjects* pObjs,
- const CFX_AffineMatrix* pObject2Device, const CPDF_RenderOptions* pOptions)
-{
- AppendObjectList(pObjs, pObject2Device);
- Render(pDevice, pOptions);
+void CPDF_RenderContext::DrawObjectList(CFX_RenderDevice* pDevice,
+ CPDF_PageObjects* pObjs,
+ const CFX_AffineMatrix* pObject2Device,
+ const CPDF_RenderOptions* pOptions) {
+ AppendObjectList(pObjs, pObject2Device);
+ Render(pDevice, pOptions);
}
CPDF_ProgressiveRenderer::CPDF_ProgressiveRenderer(
CPDF_RenderContext* pContext,
CFX_RenderDevice* pDevice,
- const CPDF_RenderOptions* pOptions) :
- m_Status(Ready),
- m_pContext(pContext),
- m_pDevice(pDevice),
- m_pOptions(pOptions),
- m_LayerIndex(0),
- m_ObjectIndex(0),
- m_ObjectPos(nullptr),
- m_PrevLastPos(nullptr)
-{
-}
+ const CPDF_RenderOptions* pOptions)
+ : m_Status(Ready),
+ m_pContext(pContext),
+ m_pDevice(pDevice),
+ m_pOptions(pOptions),
+ m_LayerIndex(0),
+ m_ObjectIndex(0),
+ m_ObjectPos(nullptr),
+ m_PrevLastPos(nullptr) {}
-CPDF_ProgressiveRenderer::~CPDF_ProgressiveRenderer()
-{
- if (m_pRenderStatus)
- m_pDevice->RestoreState();
+CPDF_ProgressiveRenderer::~CPDF_ProgressiveRenderer() {
+ if (m_pRenderStatus)
+ m_pDevice->RestoreState();
}
-void CPDF_ProgressiveRenderer::Start(IFX_Pause* pPause)
-{
- if (!m_pContext || !m_pDevice || m_Status != Ready) {
- m_Status = Failed;
- return;
- }
- m_Status = ToBeContinued;
- Continue(pPause);
+void CPDF_ProgressiveRenderer::Start(IFX_Pause* pPause) {
+ if (!m_pContext || !m_pDevice || m_Status != Ready) {
+ m_Status = Failed;
+ return;
+ }
+ m_Status = ToBeContinued;
+ Continue(pPause);
}
#define RENDER_STEP_LIMIT 100
-void CPDF_ProgressiveRenderer::Continue(IFX_Pause* pPause)
-{
- if (m_Status != ToBeContinued) {
- return;
- }
- FX_DWORD nLayers = m_pContext->m_ContentList.GetSize();
- for (; m_LayerIndex < nLayers; m_LayerIndex ++) {
- _PDF_RenderItem* pItem = m_pContext->m_ContentList.GetDataPtr(m_LayerIndex);
- FX_POSITION LastPos = pItem->m_pObjectList->GetLastObjectPosition();
- if (m_ObjectPos == NULL) {
- if (LastPos == m_PrevLastPos) {
- if (!pItem->m_pObjectList->IsParsed()) {
- pItem->m_pObjectList->ContinueParse(pPause);
- if (!pItem->m_pObjectList->IsParsed()) {
- return;
- }
- LastPos = pItem->m_pObjectList->GetLastObjectPosition();
- }
- }
- if (LastPos == m_PrevLastPos) {
- if (m_pRenderStatus) {
- m_pRenderStatus.reset();
- m_pDevice->RestoreState();
- m_ObjectPos = NULL;
- m_PrevLastPos = NULL;
- }
- continue;
- }
- if (m_PrevLastPos) {
- m_ObjectPos = m_PrevLastPos;
- pItem->m_pObjectList->GetNextObject(m_ObjectPos);
- } else {
- m_ObjectPos = pItem->m_pObjectList->GetFirstObjectPosition();
- }
- m_PrevLastPos = LastPos;
+void CPDF_ProgressiveRenderer::Continue(IFX_Pause* pPause) {
+ if (m_Status != ToBeContinued) {
+ return;
+ }
+ FX_DWORD nLayers = m_pContext->m_ContentList.GetSize();
+ for (; m_LayerIndex < nLayers; m_LayerIndex++) {
+ _PDF_RenderItem* pItem = m_pContext->m_ContentList.GetDataPtr(m_LayerIndex);
+ FX_POSITION LastPos = pItem->m_pObjectList->GetLastObjectPosition();
+ if (m_ObjectPos == NULL) {
+ if (LastPos == m_PrevLastPos) {
+ if (!pItem->m_pObjectList->IsParsed()) {
+ pItem->m_pObjectList->ContinueParse(pPause);
+ if (!pItem->m_pObjectList->IsParsed()) {
+ return;
+ }
+ LastPos = pItem->m_pObjectList->GetLastObjectPosition();
}
- if (!m_pRenderStatus) {
- m_ObjectPos = pItem->m_pObjectList->GetFirstObjectPosition();
- m_ObjectIndex = 0;
- m_pRenderStatus.reset(new CPDF_RenderStatus());
- m_pRenderStatus->Initialize(
- m_pContext, m_pDevice, NULL, NULL, NULL, NULL, m_pOptions,
- pItem->m_pObjectList->m_Transparency, FALSE, NULL);
- m_pDevice->SaveState();
- m_ClipRect = m_pDevice->GetClipBox();
- CFX_AffineMatrix device2object;
- device2object.SetReverse(pItem->m_Matrix);
- device2object.TransformRect(m_ClipRect);
+ }
+ if (LastPos == m_PrevLastPos) {
+ if (m_pRenderStatus) {
+ m_pRenderStatus.reset();
+ m_pDevice->RestoreState();
+ m_ObjectPos = NULL;
+ m_PrevLastPos = NULL;
}
- int objs_to_go = CPDF_ModuleMgr::Get()->GetRenderModule()->GetConfig()->m_RenderStepLimit;
- while (m_ObjectPos) {
- CPDF_PageObject* pCurObj = pItem->m_pObjectList->GetObjectAt(m_ObjectPos);
- if (pCurObj && pCurObj->m_Left <= m_ClipRect.right && pCurObj->m_Right >= m_ClipRect.left &&
- pCurObj->m_Bottom <= m_ClipRect.top && pCurObj->m_Top >= m_ClipRect.bottom) {
- if (m_pRenderStatus->ContinueSingleObject(pCurObj, &pItem->m_Matrix, pPause)) {
- return;
- }
- if (pCurObj->m_Type == PDFPAGE_IMAGE && m_pRenderStatus->m_Options.m_Flags & RENDER_LIMITEDIMAGECACHE) {
- m_pContext->GetPageCache()->CacheOptimization(m_pRenderStatus->m_Options.m_dwLimitCacheSize);
- }
- if (pCurObj->m_Type == PDFPAGE_FORM || pCurObj->m_Type == PDFPAGE_SHADING) {
- objs_to_go = 0;
- } else {
- objs_to_go --;
- }
- }
- m_ObjectIndex ++;
- pItem->m_pObjectList->GetNextObject(m_ObjectPos);
- if (objs_to_go == 0) {
- if (pPause && pPause->NeedToPauseNow()) {
- return;
- }
- objs_to_go = CPDF_ModuleMgr::Get()->GetRenderModule()->GetConfig()->m_RenderStepLimit;
- }
+ continue;
+ }
+ if (m_PrevLastPos) {
+ m_ObjectPos = m_PrevLastPos;
+ pItem->m_pObjectList->GetNextObject(m_ObjectPos);
+ } else {
+ m_ObjectPos = pItem->m_pObjectList->GetFirstObjectPosition();
+ }
+ m_PrevLastPos = LastPos;
+ }
+ if (!m_pRenderStatus) {
+ m_ObjectPos = pItem->m_pObjectList->GetFirstObjectPosition();
+ m_ObjectIndex = 0;
+ m_pRenderStatus.reset(new CPDF_RenderStatus());
+ m_pRenderStatus->Initialize(
+ m_pContext, m_pDevice, NULL, NULL, NULL, NULL, m_pOptions,
+ pItem->m_pObjectList->m_Transparency, FALSE, NULL);
+ m_pDevice->SaveState();
+ m_ClipRect = m_pDevice->GetClipBox();
+ CFX_AffineMatrix device2object;
+ device2object.SetReverse(pItem->m_Matrix);
+ device2object.TransformRect(m_ClipRect);
+ }
+ int objs_to_go = CPDF_ModuleMgr::Get()
+ ->GetRenderModule()
+ ->GetConfig()
+ ->m_RenderStepLimit;
+ while (m_ObjectPos) {
+ CPDF_PageObject* pCurObj = pItem->m_pObjectList->GetObjectAt(m_ObjectPos);
+ if (pCurObj && pCurObj->m_Left <= m_ClipRect.right &&
+ pCurObj->m_Right >= m_ClipRect.left &&
+ pCurObj->m_Bottom <= m_ClipRect.top &&
+ pCurObj->m_Top >= m_ClipRect.bottom) {
+ if (m_pRenderStatus->ContinueSingleObject(pCurObj, &pItem->m_Matrix,
+ pPause)) {
+ return;
}
- if (!pItem->m_pObjectList->IsParsed()) {
- return;
+ if (pCurObj->m_Type == PDFPAGE_IMAGE &&
+ m_pRenderStatus->m_Options.m_Flags & RENDER_LIMITEDIMAGECACHE) {
+ m_pContext->GetPageCache()->CacheOptimization(
+ m_pRenderStatus->m_Options.m_dwLimitCacheSize);
}
- m_pRenderStatus.reset();
- m_pDevice->RestoreState();
- m_ObjectPos = NULL;
- m_PrevLastPos = NULL;
- if (pPause && pPause->NeedToPauseNow()) {
- m_LayerIndex++;
- return;
+ if (pCurObj->m_Type == PDFPAGE_FORM ||
+ pCurObj->m_Type == PDFPAGE_SHADING) {
+ objs_to_go = 0;
+ } else {
+ objs_to_go--;
}
- }
- m_Status = Done;
-}
-int CPDF_ProgressiveRenderer::EstimateProgress()
-{
- if (!m_pContext) {
- return 0;
- }
- FX_DWORD nLayers = m_pContext->m_ContentList.GetSize();
- int nTotal = 0, nRendered = 0;
- for (FX_DWORD layer = 0; layer < nLayers; layer ++) {
- _PDF_RenderItem* pItem = m_pContext->m_ContentList.GetDataPtr(layer);
- int nObjs = pItem->m_pObjectList->CountObjects();
- if (layer == m_LayerIndex) {
- nRendered += m_ObjectIndex;
- } else if (layer < m_LayerIndex) {
- nRendered += nObjs;
+ }
+ m_ObjectIndex++;
+ pItem->m_pObjectList->GetNextObject(m_ObjectPos);
+ if (objs_to_go == 0) {
+ if (pPause && pPause->NeedToPauseNow()) {
+ return;
}
- nTotal += nObjs;
+ objs_to_go = CPDF_ModuleMgr::Get()
+ ->GetRenderModule()
+ ->GetConfig()
+ ->m_RenderStepLimit;
+ }
}
- if (nTotal == 0) {
- return 0;
+ if (!pItem->m_pObjectList->IsParsed()) {
+ return;
}
- return 100 * nRendered / nTotal;
-}
-CPDF_TransferFunc* CPDF_DocRenderData::GetTransferFunc(CPDF_Object* pObj)
-{
- if (!pObj)
- return nullptr;
+ m_pRenderStatus.reset();
+ m_pDevice->RestoreState();
+ m_ObjectPos = NULL;
+ m_PrevLastPos = NULL;
+ if (pPause && pPause->NeedToPauseNow()) {
+ m_LayerIndex++;
+ return;
+ }
+ }
+ m_Status = Done;
+}
+int CPDF_ProgressiveRenderer::EstimateProgress() {
+ if (!m_pContext) {
+ return 0;
+ }
+ FX_DWORD nLayers = m_pContext->m_ContentList.GetSize();
+ int nTotal = 0, nRendered = 0;
+ for (FX_DWORD layer = 0; layer < nLayers; layer++) {
+ _PDF_RenderItem* pItem = m_pContext->m_ContentList.GetDataPtr(layer);
+ int nObjs = pItem->m_pObjectList->CountObjects();
+ if (layer == m_LayerIndex) {
+ nRendered += m_ObjectIndex;
+ } else if (layer < m_LayerIndex) {
+ nRendered += nObjs;
+ }
+ nTotal += nObjs;
+ }
+ if (nTotal == 0) {
+ return 0;
+ }
+ return 100 * nRendered / nTotal;
+}
+CPDF_TransferFunc* CPDF_DocRenderData::GetTransferFunc(CPDF_Object* pObj) {
+ if (!pObj)
+ return nullptr;
- auto it = m_TransferFuncMap.find(pObj);
- if (it != m_TransferFuncMap.end()) {
- CPDF_CountedObject<CPDF_TransferFunc>* pTransferCounter = it->second;
- return pTransferCounter->AddRef();
- }
+ auto it = m_TransferFuncMap.find(pObj);
+ if (it != m_TransferFuncMap.end()) {
+ CPDF_CountedObject<CPDF_TransferFunc>* pTransferCounter = it->second;
+ return pTransferCounter->AddRef();
+ }
- CPDF_Function* pFuncs[3] = { nullptr, nullptr, nullptr };
- FX_BOOL bUniTransfer = TRUE;
- FX_BOOL bIdentity = TRUE;
- if (pObj->GetType() == PDFOBJ_ARRAY) {
- bUniTransfer = FALSE;
- CPDF_Array* pArray = (CPDF_Array*)pObj;
- if (pArray->GetCount() < 3)
- return nullptr;
+ CPDF_Function* pFuncs[3] = {nullptr, nullptr, nullptr};
+ FX_BOOL bUniTransfer = TRUE;
+ FX_BOOL bIdentity = TRUE;
+ if (pObj->GetType() == PDFOBJ_ARRAY) {
+ bUniTransfer = FALSE;
+ CPDF_Array* pArray = (CPDF_Array*)pObj;
+ if (pArray->GetCount() < 3)
+ return nullptr;
- for (FX_DWORD i = 0; i < 3; ++i) {
- pFuncs[2 - i] = CPDF_Function::Load(pArray->GetElementValue(i));
- if (!pFuncs[2 - i]) {
- return nullptr;
- }
- }
+ for (FX_DWORD i = 0; i < 3; ++i) {
+ pFuncs[2 - i] = CPDF_Function::Load(pArray->GetElementValue(i));
+ if (!pFuncs[2 - i]) {
+ return nullptr;
+ }
+ }
+ } else {
+ pFuncs[0] = CPDF_Function::Load(pObj);
+ if (!pFuncs[0]) {
+ return nullptr;
+ }
+ }
+ CPDF_TransferFunc* pTransfer = new CPDF_TransferFunc;
+ pTransfer->m_pPDFDoc = m_pPDFDoc;
+ CPDF_CountedObject<CPDF_TransferFunc>* pTransferCounter =
+ new CPDF_CountedObject<CPDF_TransferFunc>(pTransfer);
+ m_TransferFuncMap[pObj] = pTransferCounter;
+ static const int kMaxOutputs = 16;
+ FX_FLOAT output[kMaxOutputs];
+ FXSYS_memset(output, 0, sizeof(output));
+ FX_FLOAT input;
+ int noutput;
+ for (int v = 0; v < 256; ++v) {
+ input = (FX_FLOAT)v / 255.0f;
+ if (bUniTransfer) {
+ if (pFuncs[0] && pFuncs[0]->CountOutputs() <= kMaxOutputs)
+ pFuncs[0]->Call(&input, 1, output, noutput);
+ int o = FXSYS_round(output[0] * 255);
+ if (o != v)
+ bIdentity = FALSE;
+ for (int i = 0; i < 3; ++i) {
+ pTransfer->m_Samples[i * 256 + v] = o;
+ }
} else {
- pFuncs[0] = CPDF_Function::Load(pObj);
- if (!pFuncs[0]) {
- return nullptr;
- }
- }
- CPDF_TransferFunc* pTransfer = new CPDF_TransferFunc;
- pTransfer->m_pPDFDoc = m_pPDFDoc;
- CPDF_CountedObject<CPDF_TransferFunc>* pTransferCounter =
- new CPDF_CountedObject<CPDF_TransferFunc>(pTransfer);
- m_TransferFuncMap[pObj] = pTransferCounter;
- static const int kMaxOutputs = 16;
- FX_FLOAT output[kMaxOutputs];
- FXSYS_memset(output, 0, sizeof(output));
- FX_FLOAT input;
- int noutput;
- for (int v = 0; v < 256; ++v) {
- input = (FX_FLOAT)v / 255.0f;
- if (bUniTransfer) {
- if (pFuncs[0] && pFuncs[0]->CountOutputs() <= kMaxOutputs)
- pFuncs[0]->Call(&input, 1, output, noutput);
- int o = FXSYS_round(output[0] * 255);
- if (o != v)
- bIdentity = FALSE;
- for (int i = 0; i < 3; ++i) {
- pTransfer->m_Samples[i * 256 + v] = o;
- }
+ for (int i = 0; i < 3; ++i) {
+ if (pFuncs[i] && pFuncs[i]->CountOutputs() <= kMaxOutputs) {
+ pFuncs[i]->Call(&input, 1, output, noutput);
+ int o = FXSYS_round(output[0] * 255);
+ if (o != v)
+ bIdentity = FALSE;
+ pTransfer->m_Samples[i * 256 + v] = o;
} else {
- for (int i = 0; i < 3; ++i) {
- if (pFuncs[i] && pFuncs[i]->CountOutputs() <= kMaxOutputs) {
- pFuncs[i]->Call(&input, 1, output, noutput);
- int o = FXSYS_round(output[0] * 255);
- if (o != v)
- bIdentity = FALSE;
- pTransfer->m_Samples[i * 256 + v] = o;
- } else {
- pTransfer->m_Samples[i * 256 + v] = v;
- }
- }
+ pTransfer->m_Samples[i * 256 + v] = v;
}
+ }
}
- for (int i = 0; i < 3; ++i)
- delete pFuncs[i];
+ }
+ for (int i = 0; i < 3; ++i)
+ delete pFuncs[i];
- pTransfer->m_bIdentity = bIdentity;
- return pTransferCounter->AddRef();
+ pTransfer->m_bIdentity = bIdentity;
+ return pTransferCounter->AddRef();
}
-void CPDF_DocRenderData::ReleaseTransferFunc(CPDF_Object* pObj)
-{
- auto it = m_TransferFuncMap.find(pObj);
- if (it != m_TransferFuncMap.end())
- it->second->RemoveRef();
-}
-CPDF_RenderConfig::CPDF_RenderConfig()
-{
- m_HalftoneLimit = 0;
- m_RenderStepLimit = 100;
-}
-CPDF_RenderConfig::~CPDF_RenderConfig()
-{
-}
-CPDF_DeviceBuffer::CPDF_DeviceBuffer()
-{
- m_pBitmap = NULL;
- m_pDevice = NULL;
- m_pContext = NULL;
- m_pObject = NULL;
-}
-CPDF_DeviceBuffer::~CPDF_DeviceBuffer()
-{
- delete m_pBitmap;
-}
-FX_BOOL CPDF_DeviceBuffer::Initialize(CPDF_RenderContext* pContext, CFX_RenderDevice* pDevice, FX_RECT* pRect,
- const CPDF_PageObject* pObj, int max_dpi)
-{
- m_pDevice = pDevice;
- m_pContext = pContext;
- m_Rect = *pRect;
- m_pObject = pObj;
- m_Matrix.TranslateI(-pRect->left, -pRect->top);
+void CPDF_DocRenderData::ReleaseTransferFunc(CPDF_Object* pObj) {
+ auto it = m_TransferFuncMap.find(pObj);
+ if (it != m_TransferFuncMap.end())
+ it->second->RemoveRef();
+}
+CPDF_RenderConfig::CPDF_RenderConfig() {
+ m_HalftoneLimit = 0;
+ m_RenderStepLimit = 100;
+}
+CPDF_RenderConfig::~CPDF_RenderConfig() {}
+CPDF_DeviceBuffer::CPDF_DeviceBuffer() {
+ m_pBitmap = NULL;
+ m_pDevice = NULL;
+ m_pContext = NULL;
+ m_pObject = NULL;
+}
+CPDF_DeviceBuffer::~CPDF_DeviceBuffer() {
+ delete m_pBitmap;
+}
+FX_BOOL CPDF_DeviceBuffer::Initialize(CPDF_RenderContext* pContext,
+ CFX_RenderDevice* pDevice,
+ FX_RECT* pRect,
+ const CPDF_PageObject* pObj,
+ int max_dpi) {
+ m_pDevice = pDevice;
+ m_pContext = pContext;
+ m_Rect = *pRect;
+ m_pObject = pObj;
+ m_Matrix.TranslateI(-pRect->left, -pRect->top);
#if _FXM_PLATFORM_ != _FXM_PLATFORM_APPLE_
- int horz_size = pDevice->GetDeviceCaps(FXDC_HORZ_SIZE);
- int vert_size = pDevice->GetDeviceCaps(FXDC_VERT_SIZE);
- if (horz_size && vert_size && max_dpi) {
- int dpih = pDevice->GetDeviceCaps(FXDC_PIXEL_WIDTH) * 254 / (horz_size * 10);
- int dpiv = pDevice->GetDeviceCaps(FXDC_PIXEL_HEIGHT) * 254 / (vert_size * 10);
- if (dpih > max_dpi) {
- m_Matrix.Scale((FX_FLOAT)(max_dpi) / dpih, 1.0f);
- }
- if (dpiv > max_dpi) {
- m_Matrix.Scale(1.0f, (FX_FLOAT)(max_dpi) / (FX_FLOAT)dpiv);
- }
- }
+ int horz_size = pDevice->GetDeviceCaps(FXDC_HORZ_SIZE);
+ int vert_size = pDevice->GetDeviceCaps(FXDC_VERT_SIZE);
+ if (horz_size && vert_size && max_dpi) {
+ int dpih =
+ pDevice->GetDeviceCaps(FXDC_PIXEL_WIDTH) * 254 / (horz_size * 10);
+ int dpiv =
+ pDevice->GetDeviceCaps(FXDC_PIXEL_HEIGHT) * 254 / (vert_size * 10);
+ if (dpih > max_dpi) {
+ m_Matrix.Scale((FX_FLOAT)(max_dpi) / dpih, 1.0f);
+ }
+ if (dpiv > max_dpi) {
+ m_Matrix.Scale(1.0f, (FX_FLOAT)(max_dpi) / (FX_FLOAT)dpiv);
+ }
+ }
#endif
- CFX_Matrix ctm = m_pDevice->GetCTM();
- FX_FLOAT fScaleX = FXSYS_fabs(ctm.a);
- FX_FLOAT fScaleY = FXSYS_fabs(ctm.d);
- m_Matrix.Concat(fScaleX, 0, 0, fScaleY, 0, 0);
- CFX_FloatRect rect(*pRect);
- m_Matrix.TransformRect(rect);
- FX_RECT bitmap_rect = rect.GetOutterRect();
- m_pBitmap = new CFX_DIBitmap;
- m_pBitmap->Create(bitmap_rect.Width(), bitmap_rect.Height(), FXDIB_Argb);
- return TRUE;
-}
-void CPDF_DeviceBuffer::OutputToDevice()
-{
- if (m_pDevice->GetDeviceCaps(FXDC_RENDER_CAPS) & FXRC_GET_BITS) {
- if (m_Matrix.a == 1.0f && m_Matrix.d == 1.0f) {
- m_pDevice->SetDIBits(m_pBitmap, m_Rect.left, m_Rect.top);
- } else {
- m_pDevice->StretchDIBits(m_pBitmap, m_Rect.left, m_Rect.top, m_Rect.Width(), m_Rect.Height());
- }
+ CFX_Matrix ctm = m_pDevice->GetCTM();
+ FX_FLOAT fScaleX = FXSYS_fabs(ctm.a);
+ FX_FLOAT fScaleY = FXSYS_fabs(ctm.d);
+ m_Matrix.Concat(fScaleX, 0, 0, fScaleY, 0, 0);
+ CFX_FloatRect rect(*pRect);
+ m_Matrix.TransformRect(rect);
+ FX_RECT bitmap_rect = rect.GetOutterRect();
+ m_pBitmap = new CFX_DIBitmap;
+ m_pBitmap->Create(bitmap_rect.Width(), bitmap_rect.Height(), FXDIB_Argb);
+ return TRUE;
+}
+void CPDF_DeviceBuffer::OutputToDevice() {
+ if (m_pDevice->GetDeviceCaps(FXDC_RENDER_CAPS) & FXRC_GET_BITS) {
+ if (m_Matrix.a == 1.0f && m_Matrix.d == 1.0f) {
+ m_pDevice->SetDIBits(m_pBitmap, m_Rect.left, m_Rect.top);
} else {
- CFX_DIBitmap buffer;
- m_pDevice->CreateCompatibleBitmap(&buffer, m_pBitmap->GetWidth(), m_pBitmap->GetHeight());
- m_pContext->GetBackground(&buffer, m_pObject, NULL, &m_Matrix);
- buffer.CompositeBitmap(0, 0, buffer.GetWidth(), buffer.GetHeight(), m_pBitmap, 0, 0);
- m_pDevice->StretchDIBits(&buffer, m_Rect.left, m_Rect.top, m_Rect.Width(), m_Rect.Height());
- }
-}
-CPDF_ScaledRenderBuffer::CPDF_ScaledRenderBuffer()
-{
- m_pBitmapDevice = NULL;
-}
-CPDF_ScaledRenderBuffer::~CPDF_ScaledRenderBuffer()
-{
- delete m_pBitmapDevice;
-}
-#define _FPDFAPI_IMAGESIZE_LIMIT_ (30 * 1024 * 1024)
-FX_BOOL CPDF_ScaledRenderBuffer::Initialize(CPDF_RenderContext* pContext, CFX_RenderDevice* pDevice, FX_RECT* pRect,
- const CPDF_PageObject* pObj, const CPDF_RenderOptions *pOptions, int max_dpi)
-{
- FXSYS_assert(pRect != NULL);
- m_pDevice = pDevice;
- if (m_pDevice->GetDeviceCaps(FXDC_RENDER_CAPS) & FXRC_GET_BITS) {
- return TRUE;
- }
- m_pContext = pContext;
- m_Rect = *pRect;
- m_pObject = pObj;
- m_Matrix.TranslateI(-pRect->left, -pRect->top);
- int horz_size = pDevice->GetDeviceCaps(FXDC_HORZ_SIZE);
- int vert_size = pDevice->GetDeviceCaps(FXDC_VERT_SIZE);
- if (horz_size && vert_size && max_dpi) {
- int dpih = pDevice->GetDeviceCaps(FXDC_PIXEL_WIDTH) * 254 / (horz_size * 10);
- int dpiv = pDevice->GetDeviceCaps(FXDC_PIXEL_HEIGHT) * 254 / (vert_size * 10);
- if (dpih > max_dpi) {
- m_Matrix.Scale((FX_FLOAT)(max_dpi) / dpih, 1.0f);
- }
- if (dpiv > max_dpi) {
- m_Matrix.Scale(1.0f, (FX_FLOAT)(max_dpi) / (FX_FLOAT)dpiv);
- }
- }
- m_pBitmapDevice = new CFX_FxgeDevice;
- FXDIB_Format dibFormat = FXDIB_Rgb;
- int32_t bpp = 24;
- if (m_pDevice->GetDeviceCaps(FXDC_RENDER_CAPS) & FXRC_ALPHA_OUTPUT) {
- dibFormat = FXDIB_Argb;
- bpp = 32;
- }
- CFX_FloatRect rect;
- int32_t iWidth, iHeight, iPitch;
- while (1) {
- rect = *pRect;
- m_Matrix.TransformRect(rect);
- FX_RECT bitmap_rect = rect.GetOutterRect();
- iWidth = bitmap_rect.Width();
- iHeight = bitmap_rect.Height();
- iPitch = (iWidth * bpp + 31) / 32 * 4;
- if (iWidth * iHeight < 1) {
- return FALSE;
- }
- if (iPitch * iHeight <= _FPDFAPI_IMAGESIZE_LIMIT_ &&
- m_pBitmapDevice->Create(iWidth, iHeight, dibFormat)) {
- break;
- }
- m_Matrix.Scale(0.5f, 0.5f);
- }
- m_pContext->GetBackground(m_pBitmapDevice->GetBitmap(), m_pObject, pOptions, &m_Matrix);
+ m_pDevice->StretchDIBits(m_pBitmap, m_Rect.left, m_Rect.top,
+ m_Rect.Width(), m_Rect.Height());
+ }
+ } else {
+ CFX_DIBitmap buffer;
+ m_pDevice->CreateCompatibleBitmap(&buffer, m_pBitmap->GetWidth(),
+ m_pBitmap->GetHeight());
+ m_pContext->GetBackground(&buffer, m_pObject, NULL, &m_Matrix);
+ buffer.CompositeBitmap(0, 0, buffer.GetWidth(), buffer.GetHeight(),
+ m_pBitmap, 0, 0);
+ m_pDevice->StretchDIBits(&buffer, m_Rect.left, m_Rect.top, m_Rect.Width(),
+ m_Rect.Height());
+ }
+}
+CPDF_ScaledRenderBuffer::CPDF_ScaledRenderBuffer() {
+ m_pBitmapDevice = NULL;
+}
+CPDF_ScaledRenderBuffer::~CPDF_ScaledRenderBuffer() {
+ delete m_pBitmapDevice;
+}
+#define _FPDFAPI_IMAGESIZE_LIMIT_ (30 * 1024 * 1024)
+FX_BOOL CPDF_ScaledRenderBuffer::Initialize(CPDF_RenderContext* pContext,
+ CFX_RenderDevice* pDevice,
+ FX_RECT* pRect,
+ const CPDF_PageObject* pObj,
+ const CPDF_RenderOptions* pOptions,
+ int max_dpi) {
+ FXSYS_assert(pRect != NULL);
+ m_pDevice = pDevice;
+ if (m_pDevice->GetDeviceCaps(FXDC_RENDER_CAPS) & FXRC_GET_BITS) {
return TRUE;
-}
-void CPDF_ScaledRenderBuffer::OutputToDevice()
-{
- if (m_pBitmapDevice) {
- m_pDevice->StretchDIBits(m_pBitmapDevice->GetBitmap(), m_Rect.left, m_Rect.top, m_Rect.Width(), m_Rect.Height());
- }
-}
-FX_BOOL IPDF_OCContext::CheckObjectVisible(const CPDF_PageObject* pObj)
-{
- const CPDF_ContentMarkData* pData = pObj->m_ContentMark;
- int nItems = pData->CountItems();
- for (int i = 0; i < nItems; i ++) {
- CPDF_ContentMarkItem& item = pData->GetItem(i);
- if (item.GetName() == FX_BSTRC("OC") && item.GetParamType() == CPDF_ContentMarkItem::PropertiesDict) {
- CPDF_Dictionary* pOCG = (CPDF_Dictionary*)item.GetParam();
- if (!CheckOCGVisible(pOCG)) {
- return FALSE;
- }
- }
+ }
+ m_pContext = pContext;
+ m_Rect = *pRect;
+ m_pObject = pObj;
+ m_Matrix.TranslateI(-pRect->left, -pRect->top);
+ int horz_size = pDevice->GetDeviceCaps(FXDC_HORZ_SIZE);
+ int vert_size = pDevice->GetDeviceCaps(FXDC_VERT_SIZE);
+ if (horz_size && vert_size && max_dpi) {
+ int dpih =
+ pDevice->GetDeviceCaps(FXDC_PIXEL_WIDTH) * 254 / (horz_size * 10);
+ int dpiv =
+ pDevice->GetDeviceCaps(FXDC_PIXEL_HEIGHT) * 254 / (vert_size * 10);
+ if (dpih > max_dpi) {
+ m_Matrix.Scale((FX_FLOAT)(max_dpi) / dpih, 1.0f);
+ }
+ if (dpiv > max_dpi) {
+ m_Matrix.Scale(1.0f, (FX_FLOAT)(max_dpi) / (FX_FLOAT)dpiv);
+ }
+ }
+ m_pBitmapDevice = new CFX_FxgeDevice;
+ FXDIB_Format dibFormat = FXDIB_Rgb;
+ int32_t bpp = 24;
+ if (m_pDevice->GetDeviceCaps(FXDC_RENDER_CAPS) & FXRC_ALPHA_OUTPUT) {
+ dibFormat = FXDIB_Argb;
+ bpp = 32;
+ }
+ CFX_FloatRect rect;
+ int32_t iWidth, iHeight, iPitch;
+ while (1) {
+ rect = *pRect;
+ m_Matrix.TransformRect(rect);
+ FX_RECT bitmap_rect = rect.GetOutterRect();
+ iWidth = bitmap_rect.Width();
+ iHeight = bitmap_rect.Height();
+ iPitch = (iWidth * bpp + 31) / 32 * 4;
+ if (iWidth * iHeight < 1) {
+ return FALSE;
+ }
+ if (iPitch * iHeight <= _FPDFAPI_IMAGESIZE_LIMIT_ &&
+ m_pBitmapDevice->Create(iWidth, iHeight, dibFormat)) {
+ break;
+ }
+ m_Matrix.Scale(0.5f, 0.5f);
+ }
+ m_pContext->GetBackground(m_pBitmapDevice->GetBitmap(), m_pObject, pOptions,
+ &m_Matrix);
+ return TRUE;
+}
+void CPDF_ScaledRenderBuffer::OutputToDevice() {
+ if (m_pBitmapDevice) {
+ m_pDevice->StretchDIBits(m_pBitmapDevice->GetBitmap(), m_Rect.left,
+ m_Rect.top, m_Rect.Width(), m_Rect.Height());
+ }
+}
+FX_BOOL IPDF_OCContext::CheckObjectVisible(const CPDF_PageObject* pObj) {
+ const CPDF_ContentMarkData* pData = pObj->m_ContentMark;
+ int nItems = pData->CountItems();
+ for (int i = 0; i < nItems; i++) {
+ CPDF_ContentMarkItem& item = pData->GetItem(i);
+ if (item.GetName() == FX_BSTRC("OC") &&
+ item.GetParamType() == CPDF_ContentMarkItem::PropertiesDict) {
+ CPDF_Dictionary* pOCG = (CPDF_Dictionary*)item.GetParam();
+ if (!CheckOCGVisible(pOCG)) {
+ return FALSE;
+ }
}
- return TRUE;
+ }
+ return TRUE;
}
diff --git a/core/src/fpdfapi/fpdf_render/fpdf_render_cache.cpp b/core/src/fpdfapi/fpdf_render/fpdf_render_cache.cpp
index cdbecd65ea..8da176e040 100644
--- a/core/src/fpdfapi/fpdf_render/fpdf_render_cache.cpp
+++ b/core/src/fpdfapi/fpdf_render/fpdf_render_cache.cpp
@@ -10,344 +10,361 @@
#include "../fpdf_page/pageint.h"
#include "render_int.h"
struct CACHEINFO {
- FX_DWORD time;
- CPDF_Stream* pStream;
+ FX_DWORD time;
+ CPDF_Stream* pStream;
};
extern "C" {
- static int compare(const void* data1, const void* data2)
- {
- return ((CACHEINFO*)data1)->time - ((CACHEINFO*)data2)->time;
- }
+static int compare(const void* data1, const void* data2) {
+ return ((CACHEINFO*)data1)->time - ((CACHEINFO*)data2)->time;
+}
};
-void CPDF_Page::ClearRenderCache()
-{
- if (m_pPageRender) {
- m_pPageRender->ClearAll();
- }
+void CPDF_Page::ClearRenderCache() {
+ if (m_pPageRender) {
+ m_pPageRender->ClearAll();
+ }
}
-void CPDF_PageRenderCache::ClearAll()
-{
- FX_POSITION pos = m_ImageCaches.GetStartPosition();
- while (pos) {
- void* key;
- void* value;
- m_ImageCaches.GetNextAssoc(pos, key, value);
- delete (CPDF_ImageCache*)value;
- }
- m_ImageCaches.RemoveAll();
- m_nCacheSize = 0;
- m_nTimeCount = 0;
+void CPDF_PageRenderCache::ClearAll() {
+ FX_POSITION pos = m_ImageCaches.GetStartPosition();
+ while (pos) {
+ void* key;
+ void* value;
+ m_ImageCaches.GetNextAssoc(pos, key, value);
+ delete (CPDF_ImageCache*)value;
+ }
+ m_ImageCaches.RemoveAll();
+ m_nCacheSize = 0;
+ m_nTimeCount = 0;
}
-void CPDF_PageRenderCache::CacheOptimization(int32_t dwLimitCacheSize)
-{
- if (m_nCacheSize <= (FX_DWORD)dwLimitCacheSize) {
- return;
- }
- int nCount = m_ImageCaches.GetCount();
- CACHEINFO* pCACHEINFO = (CACHEINFO*)FX_Alloc2D(uint8_t, sizeof(CACHEINFO), nCount);
- FX_POSITION pos = m_ImageCaches.GetStartPosition();
- int i = 0;
- while (pos) {
- void* key;
- void* value;
- m_ImageCaches.GetNextAssoc(pos, key, value);
- pCACHEINFO[i].time = ((CPDF_ImageCache*)value)->GetTimeCount();
- pCACHEINFO[i++].pStream = ((CPDF_ImageCache*)value)->GetStream();
- }
- FXSYS_qsort(pCACHEINFO, nCount, sizeof (CACHEINFO), compare);
- FX_DWORD nTimeCount = m_nTimeCount;
- if (nTimeCount + 1 < nTimeCount) {
- for (i = 0; i < nCount; i ++) {
- ((CPDF_ImageCache*)(m_ImageCaches[pCACHEINFO[i].pStream]))->m_dwTimeCount = i;
- }
- m_nTimeCount = nCount;
- }
- i = 0;
- while(nCount > 15) {
- ClearImageCache(pCACHEINFO[i++].pStream);
- nCount--;
- }
- while (m_nCacheSize > (FX_DWORD)dwLimitCacheSize) {
- ClearImageCache(pCACHEINFO[i++].pStream);
- }
- FX_Free(pCACHEINFO);
+void CPDF_PageRenderCache::CacheOptimization(int32_t dwLimitCacheSize) {
+ if (m_nCacheSize <= (FX_DWORD)dwLimitCacheSize) {
+ return;
+ }
+ int nCount = m_ImageCaches.GetCount();
+ CACHEINFO* pCACHEINFO =
+ (CACHEINFO*)FX_Alloc2D(uint8_t, sizeof(CACHEINFO), nCount);
+ FX_POSITION pos = m_ImageCaches.GetStartPosition();
+ int i = 0;
+ while (pos) {
+ void* key;
+ void* value;
+ m_ImageCaches.GetNextAssoc(pos, key, value);
+ pCACHEINFO[i].time = ((CPDF_ImageCache*)value)->GetTimeCount();
+ pCACHEINFO[i++].pStream = ((CPDF_ImageCache*)value)->GetStream();
+ }
+ FXSYS_qsort(pCACHEINFO, nCount, sizeof(CACHEINFO), compare);
+ FX_DWORD nTimeCount = m_nTimeCount;
+ if (nTimeCount + 1 < nTimeCount) {
+ for (i = 0; i < nCount; i++) {
+ ((CPDF_ImageCache*)(m_ImageCaches[pCACHEINFO[i].pStream]))
+ ->m_dwTimeCount = i;
+ }
+ m_nTimeCount = nCount;
+ }
+ i = 0;
+ while (nCount > 15) {
+ ClearImageCache(pCACHEINFO[i++].pStream);
+ nCount--;
+ }
+ while (m_nCacheSize > (FX_DWORD)dwLimitCacheSize) {
+ ClearImageCache(pCACHEINFO[i++].pStream);
+ }
+ FX_Free(pCACHEINFO);
}
-void CPDF_PageRenderCache::ClearImageCache(CPDF_Stream* pStream)
-{
- void* value = m_ImageCaches.GetValueAt(pStream);
- if (value == NULL) {
- m_ImageCaches.RemoveKey(pStream);
- return;
- }
- m_nCacheSize -= ((CPDF_ImageCache*)value)->EstimateSize();
- delete (CPDF_ImageCache*)value;
+void CPDF_PageRenderCache::ClearImageCache(CPDF_Stream* pStream) {
+ void* value = m_ImageCaches.GetValueAt(pStream);
+ if (value == NULL) {
m_ImageCaches.RemoveKey(pStream);
+ return;
+ }
+ m_nCacheSize -= ((CPDF_ImageCache*)value)->EstimateSize();
+ delete (CPDF_ImageCache*)value;
+ m_ImageCaches.RemoveKey(pStream);
}
-FX_DWORD CPDF_PageRenderCache::EstimateSize()
-{
- FX_DWORD dwSize = 0;
- FX_POSITION pos = m_ImageCaches.GetStartPosition();
- while (pos) {
- void* key;
- void* value;
- m_ImageCaches.GetNextAssoc(pos, key, value);
- dwSize += ((CPDF_ImageCache*)value)->EstimateSize();
- }
- m_nCacheSize = dwSize;
- return dwSize;
+FX_DWORD CPDF_PageRenderCache::EstimateSize() {
+ FX_DWORD dwSize = 0;
+ FX_POSITION pos = m_ImageCaches.GetStartPosition();
+ while (pos) {
+ void* key;
+ void* value;
+ m_ImageCaches.GetNextAssoc(pos, key, value);
+ dwSize += ((CPDF_ImageCache*)value)->EstimateSize();
+ }
+ m_nCacheSize = dwSize;
+ return dwSize;
}
-FX_DWORD CPDF_PageRenderCache::GetCachedSize(CPDF_Stream* pStream) const
-{
- if (pStream == NULL) {
- return m_nCacheSize;
- }
- CPDF_ImageCache* pImageCache;
- if (!m_ImageCaches.Lookup(pStream, (void*&)pImageCache)) {
- return 0;
- }
- return pImageCache->EstimateSize();
+FX_DWORD CPDF_PageRenderCache::GetCachedSize(CPDF_Stream* pStream) const {
+ if (pStream == NULL) {
+ return m_nCacheSize;
+ }
+ CPDF_ImageCache* pImageCache;
+ if (!m_ImageCaches.Lookup(pStream, (void*&)pImageCache)) {
+ return 0;
+ }
+ return pImageCache->EstimateSize();
}
-void CPDF_PageRenderCache::GetCachedBitmap(CPDF_Stream* pStream, CFX_DIBSource*& pBitmap, CFX_DIBSource*& pMask, FX_DWORD& MatteColor,
- FX_BOOL bStdCS, FX_DWORD GroupFamily, FX_BOOL bLoadMask, CPDF_RenderStatus* pRenderStatus,
- int32_t downsampleWidth, int32_t downsampleHeight)
-{
- CPDF_ImageCache* pImageCache;
- FX_BOOL bFind = m_ImageCaches.Lookup(pStream, (void*&)pImageCache);
- if (!bFind) {
- pImageCache = new CPDF_ImageCache(m_pPage->m_pDocument, pStream);
- }
- m_nTimeCount ++;
- FX_BOOL bCached = pImageCache->GetCachedBitmap(pBitmap, pMask, MatteColor, m_pPage->m_pPageResources, bStdCS, GroupFamily, bLoadMask, pRenderStatus, downsampleWidth, downsampleHeight);
- if (!bFind) {
- m_ImageCaches.SetAt(pStream, pImageCache);
- }
- if (!bCached) {
- m_nCacheSize += pImageCache->EstimateSize();
- }
+void CPDF_PageRenderCache::GetCachedBitmap(CPDF_Stream* pStream,
+ CFX_DIBSource*& pBitmap,
+ CFX_DIBSource*& pMask,
+ FX_DWORD& MatteColor,
+ FX_BOOL bStdCS,
+ FX_DWORD GroupFamily,
+ FX_BOOL bLoadMask,
+ CPDF_RenderStatus* pRenderStatus,
+ int32_t downsampleWidth,
+ int32_t downsampleHeight) {
+ CPDF_ImageCache* pImageCache;
+ FX_BOOL bFind = m_ImageCaches.Lookup(pStream, (void*&)pImageCache);
+ if (!bFind) {
+ pImageCache = new CPDF_ImageCache(m_pPage->m_pDocument, pStream);
+ }
+ m_nTimeCount++;
+ FX_BOOL bCached = pImageCache->GetCachedBitmap(
+ pBitmap, pMask, MatteColor, m_pPage->m_pPageResources, bStdCS,
+ GroupFamily, bLoadMask, pRenderStatus, downsampleWidth, downsampleHeight);
+ if (!bFind) {
+ m_ImageCaches.SetAt(pStream, pImageCache);
+ }
+ if (!bCached) {
+ m_nCacheSize += pImageCache->EstimateSize();
+ }
}
-FX_BOOL CPDF_PageRenderCache::StartGetCachedBitmap(CPDF_Stream* pStream, FX_BOOL bStdCS, FX_DWORD GroupFamily, FX_BOOL bLoadMask, CPDF_RenderStatus* pRenderStatus, int32_t downsampleWidth, int32_t downsampleHeight)
-{
- m_bCurFindCache = m_ImageCaches.Lookup(pStream, (void*&)m_pCurImageCache);
- if (!m_bCurFindCache) {
- m_pCurImageCache = new CPDF_ImageCache(m_pPage->m_pDocument, pStream);
- }
- int ret = m_pCurImageCache->StartGetCachedBitmap(pRenderStatus->m_pFormResource, m_pPage->m_pPageResources, bStdCS, GroupFamily, bLoadMask, pRenderStatus, downsampleWidth, downsampleHeight);
- if (ret == 2) {
- return TRUE;
- }
- m_nTimeCount ++;
- if (!m_bCurFindCache) {
- m_ImageCaches.SetAt(pStream, m_pCurImageCache);
- }
- if (!ret) {
- m_nCacheSize += m_pCurImageCache->EstimateSize();
- }
- return FALSE;
+FX_BOOL CPDF_PageRenderCache::StartGetCachedBitmap(
+ CPDF_Stream* pStream,
+ FX_BOOL bStdCS,
+ FX_DWORD GroupFamily,
+ FX_BOOL bLoadMask,
+ CPDF_RenderStatus* pRenderStatus,
+ int32_t downsampleWidth,
+ int32_t downsampleHeight) {
+ m_bCurFindCache = m_ImageCaches.Lookup(pStream, (void*&)m_pCurImageCache);
+ if (!m_bCurFindCache) {
+ m_pCurImageCache = new CPDF_ImageCache(m_pPage->m_pDocument, pStream);
+ }
+ int ret = m_pCurImageCache->StartGetCachedBitmap(
+ pRenderStatus->m_pFormResource, m_pPage->m_pPageResources, bStdCS,
+ GroupFamily, bLoadMask, pRenderStatus, downsampleWidth, downsampleHeight);
+ if (ret == 2) {
+ return TRUE;
+ }
+ m_nTimeCount++;
+ if (!m_bCurFindCache) {
+ m_ImageCaches.SetAt(pStream, m_pCurImageCache);
+ }
+ if (!ret) {
+ m_nCacheSize += m_pCurImageCache->EstimateSize();
+ }
+ return FALSE;
}
-FX_BOOL CPDF_PageRenderCache::Continue(IFX_Pause* pPause)
-{
- int ret = m_pCurImageCache->Continue(pPause);
- if (ret == 2) {
- return TRUE;
- }
- m_nTimeCount ++;
- if (!m_bCurFindCache) {
- m_ImageCaches.SetAt(m_pCurImageCache->GetStream(), m_pCurImageCache);
- }
- if (!ret) {
- m_nCacheSize += m_pCurImageCache->EstimateSize();
- }
- return FALSE;
+FX_BOOL CPDF_PageRenderCache::Continue(IFX_Pause* pPause) {
+ int ret = m_pCurImageCache->Continue(pPause);
+ if (ret == 2) {
+ return TRUE;
+ }
+ m_nTimeCount++;
+ if (!m_bCurFindCache) {
+ m_ImageCaches.SetAt(m_pCurImageCache->GetStream(), m_pCurImageCache);
+ }
+ if (!ret) {
+ m_nCacheSize += m_pCurImageCache->EstimateSize();
+ }
+ return FALSE;
}
-void CPDF_PageRenderCache::ResetBitmap(CPDF_Stream* pStream, const CFX_DIBitmap* pBitmap)
-{
- CPDF_ImageCache* pImageCache;
- if (!m_ImageCaches.Lookup(pStream, (void*&)pImageCache)) {
- if (pBitmap == NULL) {
- return;
- }
- pImageCache = new CPDF_ImageCache(m_pPage->m_pDocument, pStream);
- m_ImageCaches.SetAt(pStream, pImageCache);
- }
- int oldsize = pImageCache->EstimateSize();
- pImageCache->Reset(pBitmap);
- m_nCacheSize = pImageCache->EstimateSize() - oldsize;
+void CPDF_PageRenderCache::ResetBitmap(CPDF_Stream* pStream,
+ const CFX_DIBitmap* pBitmap) {
+ CPDF_ImageCache* pImageCache;
+ if (!m_ImageCaches.Lookup(pStream, (void*&)pImageCache)) {
+ if (pBitmap == NULL) {
+ return;
+ }
+ pImageCache = new CPDF_ImageCache(m_pPage->m_pDocument, pStream);
+ m_ImageCaches.SetAt(pStream, pImageCache);
+ }
+ int oldsize = pImageCache->EstimateSize();
+ pImageCache->Reset(pBitmap);
+ m_nCacheSize = pImageCache->EstimateSize() - oldsize;
}
CPDF_ImageCache::CPDF_ImageCache(CPDF_Document* pDoc, CPDF_Stream* pStream)
- : m_dwTimeCount(0)
- , m_pCurBitmap(NULL)
- , m_pCurMask(NULL)
- , m_MatteColor(0)
- , m_pRenderStatus(NULL)
- , m_pDocument(pDoc)
- , m_pStream(pStream)
- , m_pCachedBitmap(NULL)
- , m_pCachedMask(NULL)
- , m_dwCacheSize(0)
-{
+ : m_dwTimeCount(0),
+ m_pCurBitmap(NULL),
+ m_pCurMask(NULL),
+ m_MatteColor(0),
+ m_pRenderStatus(NULL),
+ m_pDocument(pDoc),
+ m_pStream(pStream),
+ m_pCachedBitmap(NULL),
+ m_pCachedMask(NULL),
+ m_dwCacheSize(0) {}
+CPDF_ImageCache::~CPDF_ImageCache() {
+ delete m_pCachedBitmap;
+ m_pCachedBitmap = NULL;
+ delete m_pCachedMask;
+ m_pCachedMask = NULL;
}
-CPDF_ImageCache::~CPDF_ImageCache()
-{
- delete m_pCachedBitmap;
- m_pCachedBitmap = NULL;
- delete m_pCachedMask;
- m_pCachedMask = NULL;
+void CPDF_ImageCache::Reset(const CFX_DIBitmap* pBitmap) {
+ delete m_pCachedBitmap;
+ m_pCachedBitmap = NULL;
+ if (pBitmap) {
+ m_pCachedBitmap = pBitmap->Clone();
+ }
+ CalcSize();
}
-void CPDF_ImageCache::Reset(const CFX_DIBitmap* pBitmap)
-{
- delete m_pCachedBitmap;
- m_pCachedBitmap = NULL;
- if (pBitmap) {
- m_pCachedBitmap = pBitmap->Clone();
- }
- CalcSize();
+void CPDF_PageRenderCache::ClearImageData() {
+ FX_POSITION pos = m_ImageCaches.GetStartPosition();
+ while (pos) {
+ void* key;
+ void* value;
+ m_ImageCaches.GetNextAssoc(pos, key, value);
+ ((CPDF_ImageCache*)value)->ClearImageData();
+ }
}
-void CPDF_PageRenderCache::ClearImageData()
-{
- FX_POSITION pos = m_ImageCaches.GetStartPosition();
- while (pos) {
- void* key;
- void* value;
- m_ImageCaches.GetNextAssoc(pos, key, value);
- ((CPDF_ImageCache*)value)->ClearImageData();
- }
-}
-void CPDF_ImageCache::ClearImageData()
-{
- if (m_pCachedBitmap && m_pCachedBitmap->GetBuffer() == NULL) {
- ((CPDF_DIBSource*)m_pCachedBitmap)->ClearImageData();
- }
+void CPDF_ImageCache::ClearImageData() {
+ if (m_pCachedBitmap && m_pCachedBitmap->GetBuffer() == NULL) {
+ ((CPDF_DIBSource*)m_pCachedBitmap)->ClearImageData();
+ }
}
-static FX_DWORD FPDF_ImageCache_EstimateImageSize(const CFX_DIBSource* pDIB)
-{
- return pDIB && pDIB->GetBuffer() ? (FX_DWORD)pDIB->GetHeight() * pDIB->GetPitch() + (FX_DWORD)pDIB->GetPaletteSize() * 4 : 0;
+static FX_DWORD FPDF_ImageCache_EstimateImageSize(const CFX_DIBSource* pDIB) {
+ return pDIB && pDIB->GetBuffer()
+ ? (FX_DWORD)pDIB->GetHeight() * pDIB->GetPitch() +
+ (FX_DWORD)pDIB->GetPaletteSize() * 4
+ : 0;
}
-FX_BOOL CPDF_ImageCache::GetCachedBitmap(CFX_DIBSource*& pBitmap, CFX_DIBSource*& pMask, FX_DWORD& MatteColor, CPDF_Dictionary* pPageResources,
- FX_BOOL bStdCS, FX_DWORD GroupFamily, FX_BOOL bLoadMask, CPDF_RenderStatus* pRenderStatus,
- int32_t downsampleWidth, int32_t downsampleHeight)
-{
- if (m_pCachedBitmap) {
- pBitmap = m_pCachedBitmap;
- pMask = m_pCachedMask;
- MatteColor = m_MatteColor;
- return TRUE;
- }
- if (!pRenderStatus) {
- return FALSE;
- }
- CPDF_RenderContext*pContext = pRenderStatus->GetContext();
- CPDF_PageRenderCache* pPageRenderCache = pContext->m_pPageCache;
- m_dwTimeCount = pPageRenderCache->GetTimeCount();
- CPDF_DIBSource* pSrc = new CPDF_DIBSource;
- CPDF_DIBSource* pMaskSrc = NULL;
- if (!pSrc->Load(m_pDocument, m_pStream, &pMaskSrc, &MatteColor, pRenderStatus->m_pFormResource, pPageResources, bStdCS, GroupFamily, bLoadMask)) {
- delete pSrc;
- pBitmap = NULL;
- return FALSE;
- }
- m_MatteColor = MatteColor;
- if (pSrc->GetPitch() * pSrc->GetHeight() < FPDF_HUGE_IMAGE_SIZE) {
- m_pCachedBitmap = pSrc->Clone();
- delete pSrc;
- } else {
- m_pCachedBitmap = pSrc;
- }
- if (pMaskSrc) {
- m_pCachedMask = pMaskSrc->Clone();
- delete pMaskSrc;
- }
-
+FX_BOOL CPDF_ImageCache::GetCachedBitmap(CFX_DIBSource*& pBitmap,
+ CFX_DIBSource*& pMask,
+ FX_DWORD& MatteColor,
+ CPDF_Dictionary* pPageResources,
+ FX_BOOL bStdCS,
+ FX_DWORD GroupFamily,
+ FX_BOOL bLoadMask,
+ CPDF_RenderStatus* pRenderStatus,
+ int32_t downsampleWidth,
+ int32_t downsampleHeight) {
+ if (m_pCachedBitmap) {
pBitmap = m_pCachedBitmap;
pMask = m_pCachedMask;
- CalcSize();
+ MatteColor = m_MatteColor;
+ return TRUE;
+ }
+ if (!pRenderStatus) {
+ return FALSE;
+ }
+ CPDF_RenderContext* pContext = pRenderStatus->GetContext();
+ CPDF_PageRenderCache* pPageRenderCache = pContext->m_pPageCache;
+ m_dwTimeCount = pPageRenderCache->GetTimeCount();
+ CPDF_DIBSource* pSrc = new CPDF_DIBSource;
+ CPDF_DIBSource* pMaskSrc = NULL;
+ if (!pSrc->Load(m_pDocument, m_pStream, &pMaskSrc, &MatteColor,
+ pRenderStatus->m_pFormResource, pPageResources, bStdCS,
+ GroupFamily, bLoadMask)) {
+ delete pSrc;
+ pBitmap = NULL;
return FALSE;
+ }
+ m_MatteColor = MatteColor;
+ if (pSrc->GetPitch() * pSrc->GetHeight() < FPDF_HUGE_IMAGE_SIZE) {
+ m_pCachedBitmap = pSrc->Clone();
+ delete pSrc;
+ } else {
+ m_pCachedBitmap = pSrc;
+ }
+ if (pMaskSrc) {
+ m_pCachedMask = pMaskSrc->Clone();
+ delete pMaskSrc;
+ }
+
+ pBitmap = m_pCachedBitmap;
+ pMask = m_pCachedMask;
+ CalcSize();
+ return FALSE;
}
-CFX_DIBSource* CPDF_ImageCache::DetachBitmap()
-{
- CFX_DIBSource* pDIBSource = m_pCurBitmap;
- m_pCurBitmap = NULL;
- return pDIBSource;
+CFX_DIBSource* CPDF_ImageCache::DetachBitmap() {
+ CFX_DIBSource* pDIBSource = m_pCurBitmap;
+ m_pCurBitmap = NULL;
+ return pDIBSource;
}
-CFX_DIBSource* CPDF_ImageCache::DetachMask()
-{
- CFX_DIBSource* pDIBSource = m_pCurMask;
- m_pCurMask = NULL;
- return pDIBSource;
+CFX_DIBSource* CPDF_ImageCache::DetachMask() {
+ CFX_DIBSource* pDIBSource = m_pCurMask;
+ m_pCurMask = NULL;
+ return pDIBSource;
}
-int CPDF_ImageCache::StartGetCachedBitmap(CPDF_Dictionary* pFormResources, CPDF_Dictionary* pPageResources, FX_BOOL bStdCS,
- FX_DWORD GroupFamily, FX_BOOL bLoadMask, CPDF_RenderStatus* pRenderStatus,
- int32_t downsampleWidth, int32_t downsampleHeight)
-{
- if (m_pCachedBitmap) {
- m_pCurBitmap = m_pCachedBitmap;
- m_pCurMask = m_pCachedMask;
- return 1;
- }
- if (!pRenderStatus) {
- return 0;
- }
- m_pRenderStatus = pRenderStatus;
- m_pCurBitmap = new CPDF_DIBSource;
- int ret = ((CPDF_DIBSource*)m_pCurBitmap)->StartLoadDIBSource(m_pDocument, m_pStream, TRUE, pFormResources, pPageResources, bStdCS, GroupFamily, bLoadMask);
- if (ret == 2) {
- return ret;
- }
- if (!ret) {
- delete m_pCurBitmap;
- m_pCurBitmap = NULL;
- return 0;
- }
- ContinueGetCachedBitmap();
- return 0;
-}
-int CPDF_ImageCache::ContinueGetCachedBitmap()
-{
- m_MatteColor = ((CPDF_DIBSource*)m_pCurBitmap)->m_MatteColor;
- m_pCurMask = ((CPDF_DIBSource*)m_pCurBitmap)->DetachMask();
- CPDF_RenderContext*pContext = m_pRenderStatus->GetContext();
- CPDF_PageRenderCache* pPageRenderCache = pContext->m_pPageCache;
- m_dwTimeCount = pPageRenderCache->GetTimeCount();
- if (m_pCurBitmap->GetPitch() * m_pCurBitmap->GetHeight() < FPDF_HUGE_IMAGE_SIZE) {
- m_pCachedBitmap = m_pCurBitmap->Clone();
- delete m_pCurBitmap;
- m_pCurBitmap = NULL;
- } else {
- m_pCachedBitmap = m_pCurBitmap;
- }
- if (m_pCurMask) {
- m_pCachedMask = m_pCurMask->Clone();
- delete m_pCurMask;
- m_pCurMask = NULL;
- }
+int CPDF_ImageCache::StartGetCachedBitmap(CPDF_Dictionary* pFormResources,
+ CPDF_Dictionary* pPageResources,
+ FX_BOOL bStdCS,
+ FX_DWORD GroupFamily,
+ FX_BOOL bLoadMask,
+ CPDF_RenderStatus* pRenderStatus,
+ int32_t downsampleWidth,
+ int32_t downsampleHeight) {
+ if (m_pCachedBitmap) {
m_pCurBitmap = m_pCachedBitmap;
m_pCurMask = m_pCachedMask;
- CalcSize();
+ return 1;
+ }
+ if (!pRenderStatus) {
+ return 0;
+ }
+ m_pRenderStatus = pRenderStatus;
+ m_pCurBitmap = new CPDF_DIBSource;
+ int ret =
+ ((CPDF_DIBSource*)m_pCurBitmap)
+ ->StartLoadDIBSource(m_pDocument, m_pStream, TRUE, pFormResources,
+ pPageResources, bStdCS, GroupFamily, bLoadMask);
+ if (ret == 2) {
+ return ret;
+ }
+ if (!ret) {
+ delete m_pCurBitmap;
+ m_pCurBitmap = NULL;
return 0;
+ }
+ ContinueGetCachedBitmap();
+ return 0;
}
-int CPDF_ImageCache::Continue(IFX_Pause* pPause)
-{
- int ret = ((CPDF_DIBSource*)m_pCurBitmap)->ContinueLoadDIBSource(pPause);
- if (ret == 2) {
- return ret;
- }
- if (!ret) {
- delete m_pCurBitmap;
- m_pCurBitmap = NULL;
- return 0;
- }
- ContinueGetCachedBitmap();
+int CPDF_ImageCache::ContinueGetCachedBitmap() {
+ m_MatteColor = ((CPDF_DIBSource*)m_pCurBitmap)->m_MatteColor;
+ m_pCurMask = ((CPDF_DIBSource*)m_pCurBitmap)->DetachMask();
+ CPDF_RenderContext* pContext = m_pRenderStatus->GetContext();
+ CPDF_PageRenderCache* pPageRenderCache = pContext->m_pPageCache;
+ m_dwTimeCount = pPageRenderCache->GetTimeCount();
+ if (m_pCurBitmap->GetPitch() * m_pCurBitmap->GetHeight() <
+ FPDF_HUGE_IMAGE_SIZE) {
+ m_pCachedBitmap = m_pCurBitmap->Clone();
+ delete m_pCurBitmap;
+ m_pCurBitmap = NULL;
+ } else {
+ m_pCachedBitmap = m_pCurBitmap;
+ }
+ if (m_pCurMask) {
+ m_pCachedMask = m_pCurMask->Clone();
+ delete m_pCurMask;
+ m_pCurMask = NULL;
+ }
+ m_pCurBitmap = m_pCachedBitmap;
+ m_pCurMask = m_pCachedMask;
+ CalcSize();
+ return 0;
+}
+int CPDF_ImageCache::Continue(IFX_Pause* pPause) {
+ int ret = ((CPDF_DIBSource*)m_pCurBitmap)->ContinueLoadDIBSource(pPause);
+ if (ret == 2) {
+ return ret;
+ }
+ if (!ret) {
+ delete m_pCurBitmap;
+ m_pCurBitmap = NULL;
return 0;
+ }
+ ContinueGetCachedBitmap();
+ return 0;
}
-void CPDF_ImageCache::CalcSize()
-{
- m_dwCacheSize = FPDF_ImageCache_EstimateImageSize(m_pCachedBitmap) + FPDF_ImageCache_EstimateImageSize(m_pCachedMask);
+void CPDF_ImageCache::CalcSize() {
+ m_dwCacheSize = FPDF_ImageCache_EstimateImageSize(m_pCachedBitmap) +
+ FPDF_ImageCache_EstimateImageSize(m_pCachedMask);
}
-void CPDF_Document::ClearRenderFont()
-{
- if (m_pDocRender) {
- CFX_FontCache* pCache = m_pDocRender->GetFontCache();
- if (pCache) {
- pCache->FreeCache(FALSE);
- }
+void CPDF_Document::ClearRenderFont() {
+ if (m_pDocRender) {
+ CFX_FontCache* pCache = m_pDocRender->GetFontCache();
+ if (pCache) {
+ pCache->FreeCache(FALSE);
}
+ }
}
diff --git a/core/src/fpdfapi/fpdf_render/fpdf_render_image.cpp b/core/src/fpdfapi/fpdf_render/fpdf_render_image.cpp
index fa9325a4d2..987ffd88d4 100644
--- a/core/src/fpdfapi/fpdf_render/fpdf_render_image.cpp
+++ b/core/src/fpdfapi/fpdf_render/fpdf_render_image.cpp
@@ -13,1069 +13,1160 @@
#include "../fpdf_page/pageint.h"
#include "render_int.h"
-FX_BOOL CPDF_RenderStatus::ProcessImage(CPDF_ImageObject* pImageObj, const CFX_AffineMatrix* pObj2Device)
-{
- CPDF_ImageRenderer render;
- if (render.Start(this, pImageObj, pObj2Device, m_bStdCS, m_curBlend)) {
- render.Continue(NULL);
- }
- return render.m_Result;
+FX_BOOL CPDF_RenderStatus::ProcessImage(CPDF_ImageObject* pImageObj,
+ const CFX_AffineMatrix* pObj2Device) {
+ CPDF_ImageRenderer render;
+ if (render.Start(this, pImageObj, pObj2Device, m_bStdCS, m_curBlend)) {
+ render.Continue(NULL);
+ }
+ return render.m_Result;
}
-void CPDF_RenderStatus::CompositeDIBitmap(CFX_DIBitmap* pDIBitmap, int left, int top, FX_ARGB mask_argb,
- int bitmap_alpha, int blend_mode, int Transparency)
-{
- if (pDIBitmap == NULL) {
+void CPDF_RenderStatus::CompositeDIBitmap(CFX_DIBitmap* pDIBitmap,
+ int left,
+ int top,
+ FX_ARGB mask_argb,
+ int bitmap_alpha,
+ int blend_mode,
+ int Transparency) {
+ if (pDIBitmap == NULL) {
+ return;
+ }
+ FX_BOOL bIsolated = Transparency & PDFTRANS_ISOLATED;
+ FX_BOOL bGroup = Transparency & PDFTRANS_GROUP;
+ if (blend_mode == FXDIB_BLEND_NORMAL) {
+ if (!pDIBitmap->IsAlphaMask()) {
+ if (bitmap_alpha < 255) {
+ pDIBitmap->MultiplyAlpha(bitmap_alpha);
+ }
+ if (m_pDevice->SetDIBits(pDIBitmap, left, top)) {
return;
- }
- FX_BOOL bIsolated = Transparency & PDFTRANS_ISOLATED;
- FX_BOOL bGroup = Transparency & PDFTRANS_GROUP;
- if (blend_mode == FXDIB_BLEND_NORMAL) {
- if (!pDIBitmap->IsAlphaMask()) {
- if (bitmap_alpha < 255) {
- pDIBitmap->MultiplyAlpha(bitmap_alpha);
- }
- if (m_pDevice->SetDIBits(pDIBitmap, left, top)) {
- return;
- }
- } else {
- FX_DWORD fill_argb = m_Options.TranslateColor(mask_argb);
- if (bitmap_alpha < 255) {
- ((uint8_t*)&fill_argb)[3] = ((uint8_t*)&fill_argb)[3] * bitmap_alpha / 255;
- }
- if (m_pDevice->SetBitMask(pDIBitmap, left, top, fill_argb)) {
- return;
- }
- }
- }
- FX_BOOL bBackAlphaRequired = blend_mode && bIsolated && !m_bDropObjects;
- FX_BOOL bGetBackGround = ((m_pDevice->GetRenderCaps() & FXRC_ALPHA_OUTPUT)) ||
- (!(m_pDevice->GetRenderCaps() & FXRC_ALPHA_OUTPUT) && (m_pDevice->GetRenderCaps()
- & FXRC_GET_BITS) && !bBackAlphaRequired);
- if (bGetBackGround) {
- if (bIsolated || !bGroup) {
- if (pDIBitmap->IsAlphaMask()) {
- return;
- }
- m_pDevice->SetDIBits(pDIBitmap, left, top, blend_mode);
- } else {
- FX_RECT rect(left, top, left + pDIBitmap->GetWidth(), top + pDIBitmap->GetHeight());
- rect.Intersect(m_pDevice->GetClipBox());
- CFX_DIBitmap* pClone = NULL;
- FX_BOOL bClone = FALSE;
- if (m_pDevice->GetBackDrop() && m_pDevice->GetBitmap()) {
- bClone = TRUE;
- pClone = m_pDevice->GetBackDrop()->Clone(&rect);
- CFX_DIBitmap *pForeBitmap = m_pDevice->GetBitmap();
- pClone->CompositeBitmap(0, 0, pClone->GetWidth(), pClone->GetHeight(), pForeBitmap, rect.left, rect.top);
- left = left >= 0 ? 0 : left;
- top = top >= 0 ? 0 : top;
- if (!pDIBitmap->IsAlphaMask())
- pClone->CompositeBitmap(0, 0, pClone->GetWidth(), pClone->GetHeight(), pDIBitmap,
- left, top, blend_mode);
- else
- pClone->CompositeMask(0, 0, pClone->GetWidth(), pClone->GetHeight(), pDIBitmap,
- mask_argb, left, top, blend_mode);
- } else {
- pClone = pDIBitmap;
- }
- if (m_pDevice->GetBackDrop()) {
- m_pDevice->SetDIBits(pClone, rect.left, rect.top);
- } else {
- if (pDIBitmap->IsAlphaMask()) {
- return;
- }
- m_pDevice->SetDIBits(pDIBitmap, rect.left, rect.top, blend_mode);
- }
- if (bClone) {
- delete pClone;
- }
- }
+ }
+ } else {
+ FX_DWORD fill_argb = m_Options.TranslateColor(mask_argb);
+ if (bitmap_alpha < 255) {
+ ((uint8_t*)&fill_argb)[3] =
+ ((uint8_t*)&fill_argb)[3] * bitmap_alpha / 255;
+ }
+ if (m_pDevice->SetBitMask(pDIBitmap, left, top, fill_argb)) {
return;
- }
- int back_left, back_top;
- FX_RECT rect(left, top, left + pDIBitmap->GetWidth(), top + pDIBitmap->GetHeight());
- CFX_DIBitmap* pBackdrop = GetBackdrop(m_pCurObj, rect, back_left, back_top, blend_mode > FXDIB_BLEND_NORMAL && bIsolated);
- if (!pBackdrop) {
+ }
+ }
+ }
+ FX_BOOL bBackAlphaRequired = blend_mode && bIsolated && !m_bDropObjects;
+ FX_BOOL bGetBackGround =
+ ((m_pDevice->GetRenderCaps() & FXRC_ALPHA_OUTPUT)) ||
+ (!(m_pDevice->GetRenderCaps() & FXRC_ALPHA_OUTPUT) &&
+ (m_pDevice->GetRenderCaps() & FXRC_GET_BITS) && !bBackAlphaRequired);
+ if (bGetBackGround) {
+ if (bIsolated || !bGroup) {
+ if (pDIBitmap->IsAlphaMask()) {
return;
- }
- if (!pDIBitmap->IsAlphaMask())
- pBackdrop->CompositeBitmap(left - back_left, top - back_top, pDIBitmap->GetWidth(), pDIBitmap->GetHeight(), pDIBitmap,
- 0, 0, blend_mode);
- else
- pBackdrop->CompositeMask(left - back_left, top - back_top, pDIBitmap->GetWidth(), pDIBitmap->GetHeight(), pDIBitmap,
- mask_argb, 0, 0, blend_mode);
- CFX_DIBitmap* pBackdrop1 = new CFX_DIBitmap;
- pBackdrop1->Create(pBackdrop->GetWidth(), pBackdrop->GetHeight(), FXDIB_Rgb32);
- pBackdrop1->Clear((FX_DWORD) - 1);
- pBackdrop1->CompositeBitmap(0, 0, pBackdrop->GetWidth(), pBackdrop->GetHeight(), pBackdrop, 0, 0);
- delete pBackdrop;
- pBackdrop = pBackdrop1;
- m_pDevice->SetDIBits(pBackdrop, back_left, back_top);
- delete pBackdrop;
+ }
+ m_pDevice->SetDIBits(pDIBitmap, left, top, blend_mode);
+ } else {
+ FX_RECT rect(left, top, left + pDIBitmap->GetWidth(),
+ top + pDIBitmap->GetHeight());
+ rect.Intersect(m_pDevice->GetClipBox());
+ CFX_DIBitmap* pClone = NULL;
+ FX_BOOL bClone = FALSE;
+ if (m_pDevice->GetBackDrop() && m_pDevice->GetBitmap()) {
+ bClone = TRUE;
+ pClone = m_pDevice->GetBackDrop()->Clone(&rect);
+ CFX_DIBitmap* pForeBitmap = m_pDevice->GetBitmap();
+ pClone->CompositeBitmap(0, 0, pClone->GetWidth(), pClone->GetHeight(),
+ pForeBitmap, rect.left, rect.top);
+ left = left >= 0 ? 0 : left;
+ top = top >= 0 ? 0 : top;
+ if (!pDIBitmap->IsAlphaMask())
+ pClone->CompositeBitmap(0, 0, pClone->GetWidth(), pClone->GetHeight(),
+ pDIBitmap, left, top, blend_mode);
+ else
+ pClone->CompositeMask(0, 0, pClone->GetWidth(), pClone->GetHeight(),
+ pDIBitmap, mask_argb, left, top, blend_mode);
+ } else {
+ pClone = pDIBitmap;
+ }
+ if (m_pDevice->GetBackDrop()) {
+ m_pDevice->SetDIBits(pClone, rect.left, rect.top);
+ } else {
+ if (pDIBitmap->IsAlphaMask()) {
+ return;
+ }
+ m_pDevice->SetDIBits(pDIBitmap, rect.left, rect.top, blend_mode);
+ }
+ if (bClone) {
+ delete pClone;
+ }
+ }
+ return;
+ }
+ int back_left, back_top;
+ FX_RECT rect(left, top, left + pDIBitmap->GetWidth(),
+ top + pDIBitmap->GetHeight());
+ CFX_DIBitmap* pBackdrop =
+ GetBackdrop(m_pCurObj, rect, back_left, back_top,
+ blend_mode > FXDIB_BLEND_NORMAL && bIsolated);
+ if (!pBackdrop) {
+ return;
+ }
+ if (!pDIBitmap->IsAlphaMask())
+ pBackdrop->CompositeBitmap(left - back_left, top - back_top,
+ pDIBitmap->GetWidth(), pDIBitmap->GetHeight(),
+ pDIBitmap, 0, 0, blend_mode);
+ else
+ pBackdrop->CompositeMask(left - back_left, top - back_top,
+ pDIBitmap->GetWidth(), pDIBitmap->GetHeight(),
+ pDIBitmap, mask_argb, 0, 0, blend_mode);
+ CFX_DIBitmap* pBackdrop1 = new CFX_DIBitmap;
+ pBackdrop1->Create(pBackdrop->GetWidth(), pBackdrop->GetHeight(),
+ FXDIB_Rgb32);
+ pBackdrop1->Clear((FX_DWORD)-1);
+ pBackdrop1->CompositeBitmap(0, 0, pBackdrop->GetWidth(),
+ pBackdrop->GetHeight(), pBackdrop, 0, 0);
+ delete pBackdrop;
+ pBackdrop = pBackdrop1;
+ m_pDevice->SetDIBits(pBackdrop, back_left, back_top);
+ delete pBackdrop;
}
-FX_COLORREF CPDF_TransferFunc::TranslateColor(FX_COLORREF rgb)
-{
- return FXSYS_RGB(m_Samples[FXSYS_GetRValue(rgb)], m_Samples[256 + FXSYS_GetGValue(rgb)],
- m_Samples[512 + FXSYS_GetBValue(rgb)]);
+FX_COLORREF CPDF_TransferFunc::TranslateColor(FX_COLORREF rgb) {
+ return FXSYS_RGB(m_Samples[FXSYS_GetRValue(rgb)],
+ m_Samples[256 + FXSYS_GetGValue(rgb)],
+ m_Samples[512 + FXSYS_GetBValue(rgb)]);
}
-CFX_DIBSource* CPDF_TransferFunc::TranslateImage(const CFX_DIBSource* pSrc, FX_BOOL bAutoDropSrc)
-{
- CPDF_DIBTransferFunc* pDest = new CPDF_DIBTransferFunc(this);
- pDest->LoadSrc(pSrc, bAutoDropSrc);
- return pDest;
+CFX_DIBSource* CPDF_TransferFunc::TranslateImage(const CFX_DIBSource* pSrc,
+ FX_BOOL bAutoDropSrc) {
+ CPDF_DIBTransferFunc* pDest = new CPDF_DIBTransferFunc(this);
+ pDest->LoadSrc(pSrc, bAutoDropSrc);
+ return pDest;
}
-FXDIB_Format CPDF_DIBTransferFunc::GetDestFormat()
-{
- if (m_pSrc->IsAlphaMask()) {
- return FXDIB_8bppMask;
- }
-#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
- return (m_pSrc->HasAlpha()) ? FXDIB_Argb : FXDIB_Rgb32;
+FXDIB_Format CPDF_DIBTransferFunc::GetDestFormat() {
+ if (m_pSrc->IsAlphaMask()) {
+ return FXDIB_8bppMask;
+ }
+#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
+ return (m_pSrc->HasAlpha()) ? FXDIB_Argb : FXDIB_Rgb32;
#else
- return (m_pSrc->HasAlpha()) ? FXDIB_Argb : FXDIB_Rgb;
+ return (m_pSrc->HasAlpha()) ? FXDIB_Argb : FXDIB_Rgb;
#endif
}
-CPDF_DIBTransferFunc::CPDF_DIBTransferFunc(const CPDF_TransferFunc* pTransferFunc)
-{
- m_RampR = pTransferFunc->m_Samples;
- m_RampG = &pTransferFunc->m_Samples[256];
- m_RampB = &pTransferFunc->m_Samples[512];
+CPDF_DIBTransferFunc::CPDF_DIBTransferFunc(
+ const CPDF_TransferFunc* pTransferFunc) {
+ m_RampR = pTransferFunc->m_Samples;
+ m_RampG = &pTransferFunc->m_Samples[256];
+ m_RampB = &pTransferFunc->m_Samples[512];
}
-void CPDF_DIBTransferFunc::TranslateScanline(uint8_t* dest_buf, const uint8_t* src_buf) const
-{
- int i;
- FX_BOOL bSkip = FALSE;
- switch (m_pSrc->GetFormat()) {
- case FXDIB_1bppRgb: {
- int r0 = m_RampR[0], g0 = m_RampG[0], b0 = m_RampB[0];
- int r1 = m_RampR[255], g1 = m_RampG[255], b1 = m_RampB[255];
- for (i = 0; i < m_Width; i ++) {
- if (src_buf[i / 8] & (1 << (7 - i % 8))) {
- *dest_buf++ = b1;
- *dest_buf++ = g1;
- *dest_buf++ = r1;
- } else {
- *dest_buf++ = b0;
- *dest_buf++ = g0;
- *dest_buf++ = r0;
- }
-#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
- dest_buf++;
-#endif
- }
- break;
- }
- case FXDIB_1bppMask: {
- int m0 = m_RampR[0], m1 = m_RampR[255];
- for (i = 0; i < m_Width; i ++) {
- if (src_buf[i / 8] & (1 << (7 - i % 8))) {
- *dest_buf++ = m1;
- } else {
- *dest_buf++ = m0;
- }
- }
- break;
- }
- case FXDIB_8bppRgb: {
- FX_ARGB* pPal = m_pSrc->GetPalette();
- for (i = 0; i < m_Width; i ++) {
- if (pPal) {
- FX_ARGB src_argb = pPal[*src_buf];
- *dest_buf++ = m_RampB[FXARGB_R(src_argb)];
- *dest_buf++ = m_RampG[FXARGB_G(src_argb)];
- *dest_buf++ = m_RampR[FXARGB_B(src_argb)];
- } else {
- FX_DWORD src_byte = *src_buf;
- *dest_buf++ = m_RampB[src_byte];
- *dest_buf++ = m_RampG[src_byte];
- *dest_buf++ = m_RampR[src_byte];
- }
- src_buf ++;
-#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
- dest_buf++;
+void CPDF_DIBTransferFunc::TranslateScanline(uint8_t* dest_buf,
+ const uint8_t* src_buf) const {
+ int i;
+ FX_BOOL bSkip = FALSE;
+ switch (m_pSrc->GetFormat()) {
+ case FXDIB_1bppRgb: {
+ int r0 = m_RampR[0], g0 = m_RampG[0], b0 = m_RampB[0];
+ int r1 = m_RampR[255], g1 = m_RampG[255], b1 = m_RampB[255];
+ for (i = 0; i < m_Width; i++) {
+ if (src_buf[i / 8] & (1 << (7 - i % 8))) {
+ *dest_buf++ = b1;
+ *dest_buf++ = g1;
+ *dest_buf++ = r1;
+ } else {
+ *dest_buf++ = b0;
+ *dest_buf++ = g0;
+ *dest_buf++ = r0;
+ }
+#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
+ dest_buf++;
#endif
- }
- break;
- }
- case FXDIB_8bppMask:
- for (i = 0; i < m_Width; i ++) {
- *dest_buf++ = m_RampR[*(src_buf++)];
- }
- break;
- case FXDIB_Rgb:
- for (i = 0; i < m_Width; i ++) {
- *dest_buf++ = m_RampB[*(src_buf++)];
- *dest_buf++ = m_RampG[*(src_buf++)];
- *dest_buf++ = m_RampR[*(src_buf++)];
-#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
- dest_buf++;
+ }
+ break;
+ }
+ case FXDIB_1bppMask: {
+ int m0 = m_RampR[0], m1 = m_RampR[255];
+ for (i = 0; i < m_Width; i++) {
+ if (src_buf[i / 8] & (1 << (7 - i % 8))) {
+ *dest_buf++ = m1;
+ } else {
+ *dest_buf++ = m0;
+ }
+ }
+ break;
+ }
+ case FXDIB_8bppRgb: {
+ FX_ARGB* pPal = m_pSrc->GetPalette();
+ for (i = 0; i < m_Width; i++) {
+ if (pPal) {
+ FX_ARGB src_argb = pPal[*src_buf];
+ *dest_buf++ = m_RampB[FXARGB_R(src_argb)];
+ *dest_buf++ = m_RampG[FXARGB_G(src_argb)];
+ *dest_buf++ = m_RampR[FXARGB_B(src_argb)];
+ } else {
+ FX_DWORD src_byte = *src_buf;
+ *dest_buf++ = m_RampB[src_byte];
+ *dest_buf++ = m_RampG[src_byte];
+ *dest_buf++ = m_RampR[src_byte];
+ }
+ src_buf++;
+#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
+ dest_buf++;
#endif
- }
- break;
- case FXDIB_Rgb32:
- bSkip = TRUE;
- case FXDIB_Argb:
- for (i = 0; i < m_Width; i ++) {
- *dest_buf++ = m_RampB[*(src_buf++)];
- *dest_buf++ = m_RampG[*(src_buf++)];
- *dest_buf++ = m_RampR[*(src_buf++)];
- if (!bSkip) {
- *dest_buf++ = *src_buf;
- }
-#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
- else {
- dest_buf++;
- }
+ }
+ break;
+ }
+ case FXDIB_8bppMask:
+ for (i = 0; i < m_Width; i++) {
+ *dest_buf++ = m_RampR[*(src_buf++)];
+ }
+ break;
+ case FXDIB_Rgb:
+ for (i = 0; i < m_Width; i++) {
+ *dest_buf++ = m_RampB[*(src_buf++)];
+ *dest_buf++ = m_RampG[*(src_buf++)];
+ *dest_buf++ = m_RampR[*(src_buf++)];
+#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
+ dest_buf++;
#endif
- src_buf ++;
- }
- break;
- default:
- break;
- }
-}
-void CPDF_DIBTransferFunc::TranslateDownSamples(uint8_t* dest_buf, const uint8_t* src_buf, int pixels, int Bpp) const
-{
- if (Bpp == 8) {
- for (int i = 0; i < pixels; i ++) {
- *dest_buf++ = m_RampR[*(src_buf++)];
+ }
+ break;
+ case FXDIB_Rgb32:
+ bSkip = TRUE;
+ case FXDIB_Argb:
+ for (i = 0; i < m_Width; i++) {
+ *dest_buf++ = m_RampB[*(src_buf++)];
+ *dest_buf++ = m_RampG[*(src_buf++)];
+ *dest_buf++ = m_RampR[*(src_buf++)];
+ if (!bSkip) {
+ *dest_buf++ = *src_buf;
}
- } else if (Bpp == 24) {
- for (int i = 0; i < pixels; i ++) {
- *dest_buf++ = m_RampB[*(src_buf++)];
- *dest_buf++ = m_RampG[*(src_buf++)];
- *dest_buf++ = m_RampR[*(src_buf++)];
+#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
+ else {
+ dest_buf++;
}
- } else {
-#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
- if (!m_pSrc->HasAlpha()) {
- for (int i = 0; i < pixels; i ++) {
- *dest_buf++ = m_RampB[*(src_buf++)];
- *dest_buf++ = m_RampG[*(src_buf++)];
- *dest_buf++ = m_RampR[*(src_buf++)];
- dest_buf++;
- src_buf++;
- }
- } else
#endif
- for (int i = 0; i < pixels; i ++) {
- *dest_buf++ = m_RampB[*(src_buf++)];
- *dest_buf++ = m_RampG[*(src_buf++)];
- *dest_buf++ = m_RampR[*(src_buf++)];
- *dest_buf++ = *(src_buf++);
- }
- }
+ src_buf++;
+ }
+ break;
+ default:
+ break;
+ }
}
-static FX_BOOL _IsSupported(CPDF_ColorSpace* pCS)
-{
- if (pCS->GetFamily() == PDFCS_DEVICERGB || pCS->GetFamily() == PDFCS_DEVICEGRAY ||
- pCS->GetFamily() == PDFCS_DEVICECMYK || pCS->GetFamily() == PDFCS_CALGRAY ||
- pCS->GetFamily() == PDFCS_CALRGB) {
- return TRUE;
- }
- if (pCS->GetFamily() == PDFCS_INDEXED && _IsSupported(pCS->GetBaseCS())) {
- return TRUE;
- }
- return FALSE;
+void CPDF_DIBTransferFunc::TranslateDownSamples(uint8_t* dest_buf,
+ const uint8_t* src_buf,
+ int pixels,
+ int Bpp) const {
+ if (Bpp == 8) {
+ for (int i = 0; i < pixels; i++) {
+ *dest_buf++ = m_RampR[*(src_buf++)];
+ }
+ } else if (Bpp == 24) {
+ for (int i = 0; i < pixels; i++) {
+ *dest_buf++ = m_RampB[*(src_buf++)];
+ *dest_buf++ = m_RampG[*(src_buf++)];
+ *dest_buf++ = m_RampR[*(src_buf++)];
+ }
+ } else {
+#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
+ if (!m_pSrc->HasAlpha()) {
+ for (int i = 0; i < pixels; i++) {
+ *dest_buf++ = m_RampB[*(src_buf++)];
+ *dest_buf++ = m_RampG[*(src_buf++)];
+ *dest_buf++ = m_RampR[*(src_buf++)];
+ dest_buf++;
+ src_buf++;
+ }
+ } else
+#endif
+ for (int i = 0; i < pixels; i++) {
+ *dest_buf++ = m_RampB[*(src_buf++)];
+ *dest_buf++ = m_RampG[*(src_buf++)];
+ *dest_buf++ = m_RampR[*(src_buf++)];
+ *dest_buf++ = *(src_buf++);
+ }
+ }
}
-CPDF_ImageRenderer::CPDF_ImageRenderer()
-{
- m_pRenderStatus = NULL;
- m_pImageObject = NULL;
- m_Result = TRUE;
- m_Status = 0;
- m_pQuickStretcher = NULL;
- m_pTransformer = NULL;
- m_DeviceHandle = NULL;
- m_LoadHandle = NULL;
- m_pClone = NULL;
- m_bStdCS = FALSE;
- m_bPatternColor = FALSE;
- m_BlendType = FXDIB_BLEND_NORMAL;
- m_pPattern = NULL;
- m_pObj2Device = NULL;
+static FX_BOOL _IsSupported(CPDF_ColorSpace* pCS) {
+ if (pCS->GetFamily() == PDFCS_DEVICERGB ||
+ pCS->GetFamily() == PDFCS_DEVICEGRAY ||
+ pCS->GetFamily() == PDFCS_DEVICECMYK ||
+ pCS->GetFamily() == PDFCS_CALGRAY || pCS->GetFamily() == PDFCS_CALRGB) {
+ return TRUE;
+ }
+ if (pCS->GetFamily() == PDFCS_INDEXED && _IsSupported(pCS->GetBaseCS())) {
+ return TRUE;
+ }
+ return FALSE;
}
-CPDF_ImageRenderer::~CPDF_ImageRenderer()
-{
- delete m_pQuickStretcher;
- delete m_pTransformer;
- if (m_DeviceHandle) {
- m_pRenderStatus->m_pDevice->CancelDIBits(m_DeviceHandle);
- }
- delete (CPDF_ProgressiveImageLoaderHandle*)m_LoadHandle;
- delete m_pClone;
+CPDF_ImageRenderer::CPDF_ImageRenderer() {
+ m_pRenderStatus = NULL;
+ m_pImageObject = NULL;
+ m_Result = TRUE;
+ m_Status = 0;
+ m_pQuickStretcher = NULL;
+ m_pTransformer = NULL;
+ m_DeviceHandle = NULL;
+ m_LoadHandle = NULL;
+ m_pClone = NULL;
+ m_bStdCS = FALSE;
+ m_bPatternColor = FALSE;
+ m_BlendType = FXDIB_BLEND_NORMAL;
+ m_pPattern = NULL;
+ m_pObj2Device = NULL;
}
-FX_BOOL CPDF_ImageRenderer::StartLoadDIBSource()
-{
- CFX_FloatRect image_rect_f = m_ImageMatrix.GetUnitRect();
- FX_RECT image_rect = image_rect_f.GetOutterRect();
- int dest_width = image_rect.Width();
- int dest_height = image_rect.Height();
- if (m_ImageMatrix.a < 0) {
- dest_width = -dest_width;
- }
- if (m_ImageMatrix.d > 0) {
- dest_height = -dest_height;
- }
- if (m_Loader.StartLoadImage(m_pImageObject, m_pRenderStatus->m_pContext->m_pPageCache, m_LoadHandle, m_bStdCS,
- m_pRenderStatus->m_GroupFamily, m_pRenderStatus->m_bLoadMask, m_pRenderStatus, dest_width, dest_height)) {
- if (m_LoadHandle != NULL) {
- m_Status = 4;
- return TRUE;
- }
- return FALSE;
+CPDF_ImageRenderer::~CPDF_ImageRenderer() {
+ delete m_pQuickStretcher;
+ delete m_pTransformer;
+ if (m_DeviceHandle) {
+ m_pRenderStatus->m_pDevice->CancelDIBits(m_DeviceHandle);
+ }
+ delete (CPDF_ProgressiveImageLoaderHandle*)m_LoadHandle;
+ delete m_pClone;
+}
+FX_BOOL CPDF_ImageRenderer::StartLoadDIBSource() {
+ CFX_FloatRect image_rect_f = m_ImageMatrix.GetUnitRect();
+ FX_RECT image_rect = image_rect_f.GetOutterRect();
+ int dest_width = image_rect.Width();
+ int dest_height = image_rect.Height();
+ if (m_ImageMatrix.a < 0) {
+ dest_width = -dest_width;
+ }
+ if (m_ImageMatrix.d > 0) {
+ dest_height = -dest_height;
+ }
+ if (m_Loader.StartLoadImage(
+ m_pImageObject, m_pRenderStatus->m_pContext->m_pPageCache,
+ m_LoadHandle, m_bStdCS, m_pRenderStatus->m_GroupFamily,
+ m_pRenderStatus->m_bLoadMask, m_pRenderStatus, dest_width,
+ dest_height)) {
+ if (m_LoadHandle != NULL) {
+ m_Status = 4;
+ return TRUE;
}
return FALSE;
+ }
+ return FALSE;
}
-FX_BOOL CPDF_ImageRenderer::StartRenderDIBSource()
-{
- if (m_Loader.m_pBitmap == NULL) {
- return FALSE;
- }
- m_BitmapAlpha = 255;
- const CPDF_GeneralStateData* pGeneralState = m_pImageObject->m_GeneralState;
- if (pGeneralState) {
- m_BitmapAlpha = FXSYS_round(pGeneralState->m_FillAlpha * 255);
- }
- m_pDIBSource = m_Loader.m_pBitmap;
- if (m_pRenderStatus->m_Options.m_ColorMode == RENDER_COLOR_ALPHA && m_Loader.m_pMask == NULL) {
- return StartBitmapAlpha();
- }
- if (pGeneralState && pGeneralState->m_pTR) {
- if (!pGeneralState->m_pTransferFunc) {
- ((CPDF_GeneralStateData*)pGeneralState)->m_pTransferFunc = m_pRenderStatus->GetTransferFunc(pGeneralState->m_pTR);
- }
- if (pGeneralState->m_pTransferFunc && !pGeneralState->m_pTransferFunc->m_bIdentity) {
- m_pDIBSource = m_Loader.m_pBitmap = pGeneralState->m_pTransferFunc->TranslateImage(m_Loader.m_pBitmap, !m_Loader.m_bCached);
- if (m_Loader.m_bCached && m_Loader.m_pMask) {
- m_Loader.m_pMask = m_Loader.m_pMask->Clone();
- }
- m_Loader.m_bCached = FALSE;
- }
- }
- m_FillArgb = 0;
- m_bPatternColor = FALSE;
- m_pPattern = NULL;
- if (m_pDIBSource->IsAlphaMask()) {
- CPDF_Color* pColor = m_pImageObject->m_ColorState.GetFillColor();
- if (pColor && pColor->IsPattern()) {
- m_pPattern = pColor->GetPattern();
- if (m_pPattern != NULL) {
- m_bPatternColor = TRUE;
- }
- }
- m_FillArgb = m_pRenderStatus->GetFillArgb(m_pImageObject);
- } else if (m_pRenderStatus->m_Options.m_ColorMode == RENDER_COLOR_GRAY) {
- m_pClone = m_pDIBSource->Clone();
- m_pClone->ConvertColorScale(m_pRenderStatus->m_Options.m_BackColor, m_pRenderStatus->m_Options.m_ForeColor);
- m_pDIBSource = m_pClone;
- }
- m_Flags = 0;
- if (m_pRenderStatus->m_Options.m_Flags & RENDER_FORCE_DOWNSAMPLE) {
- m_Flags |= RENDER_FORCE_DOWNSAMPLE;
- } else if (m_pRenderStatus->m_Options.m_Flags & RENDER_FORCE_HALFTONE) {
- m_Flags |= RENDER_FORCE_HALFTONE;
- }
- if (m_pRenderStatus->m_pDevice->GetDeviceClass() != FXDC_DISPLAY) {
- CPDF_Object* pFilters = m_pImageObject->m_pImage->GetStream()->GetDict()->GetElementValue(FX_BSTRC("Filter"));
- if (pFilters) {
- if (pFilters->GetType() == PDFOBJ_NAME) {
- CFX_ByteStringC bsDecodeType = pFilters->GetConstString();
- if (bsDecodeType == FX_BSTRC("DCTDecode") || bsDecodeType == FX_BSTRC("JPXDecode")) {
- m_Flags |= FXRENDER_IMAGE_LOSSY;
- }
- } else if (pFilters->GetType() == PDFOBJ_ARRAY) {
- CPDF_Array* pArray = (CPDF_Array*)pFilters;
- for (FX_DWORD i = 0; i < pArray->GetCount(); i ++) {
- CFX_ByteStringC bsDecodeType = pArray->GetConstString(i);
- if (bsDecodeType == FX_BSTRC("DCTDecode") || bsDecodeType == FX_BSTRC("JPXDecode")) {
- m_Flags |= FXRENDER_IMAGE_LOSSY;
- break;
- }
- }
- }
- }
- }
- if (m_pRenderStatus->m_Options.m_Flags & RENDER_NOIMAGESMOOTH) {
- m_Flags |= FXDIB_NOSMOOTH;
- } else if (m_pImageObject->m_pImage->IsInterpol()) {
- m_Flags |= FXDIB_INTERPOL;
- }
- if (m_Loader.m_pMask) {
- return DrawMaskedImage();
- }
- if (m_bPatternColor) {
- return DrawPatternImage(m_pObj2Device);
- }
- if (m_BitmapAlpha == 255 && pGeneralState && pGeneralState->m_FillOP &&
- pGeneralState->m_OPMode == 0 && pGeneralState->m_BlendType == FXDIB_BLEND_NORMAL && pGeneralState->m_StrokeAlpha == 1 && pGeneralState->m_FillAlpha == 1) {
- CPDF_Document* pDocument = NULL;
- CPDF_Page* pPage = NULL;
- if (m_pRenderStatus->m_pContext->m_pPageCache) {
- pPage = m_pRenderStatus->m_pContext->m_pPageCache->GetPage();
- pDocument = pPage->m_pDocument;
- } else {
- pDocument = m_pImageObject->m_pImage->GetDocument();
+FX_BOOL CPDF_ImageRenderer::StartRenderDIBSource() {
+ if (m_Loader.m_pBitmap == NULL) {
+ return FALSE;
+ }
+ m_BitmapAlpha = 255;
+ const CPDF_GeneralStateData* pGeneralState = m_pImageObject->m_GeneralState;
+ if (pGeneralState) {
+ m_BitmapAlpha = FXSYS_round(pGeneralState->m_FillAlpha * 255);
+ }
+ m_pDIBSource = m_Loader.m_pBitmap;
+ if (m_pRenderStatus->m_Options.m_ColorMode == RENDER_COLOR_ALPHA &&
+ m_Loader.m_pMask == NULL) {
+ return StartBitmapAlpha();
+ }
+ if (pGeneralState && pGeneralState->m_pTR) {
+ if (!pGeneralState->m_pTransferFunc) {
+ ((CPDF_GeneralStateData*)pGeneralState)->m_pTransferFunc =
+ m_pRenderStatus->GetTransferFunc(pGeneralState->m_pTR);
+ }
+ if (pGeneralState->m_pTransferFunc &&
+ !pGeneralState->m_pTransferFunc->m_bIdentity) {
+ m_pDIBSource = m_Loader.m_pBitmap =
+ pGeneralState->m_pTransferFunc->TranslateImage(m_Loader.m_pBitmap,
+ !m_Loader.m_bCached);
+ if (m_Loader.m_bCached && m_Loader.m_pMask) {
+ m_Loader.m_pMask = m_Loader.m_pMask->Clone();
+ }
+ m_Loader.m_bCached = FALSE;
+ }
+ }
+ m_FillArgb = 0;
+ m_bPatternColor = FALSE;
+ m_pPattern = NULL;
+ if (m_pDIBSource->IsAlphaMask()) {
+ CPDF_Color* pColor = m_pImageObject->m_ColorState.GetFillColor();
+ if (pColor && pColor->IsPattern()) {
+ m_pPattern = pColor->GetPattern();
+ if (m_pPattern != NULL) {
+ m_bPatternColor = TRUE;
+ }
+ }
+ m_FillArgb = m_pRenderStatus->GetFillArgb(m_pImageObject);
+ } else if (m_pRenderStatus->m_Options.m_ColorMode == RENDER_COLOR_GRAY) {
+ m_pClone = m_pDIBSource->Clone();
+ m_pClone->ConvertColorScale(m_pRenderStatus->m_Options.m_BackColor,
+ m_pRenderStatus->m_Options.m_ForeColor);
+ m_pDIBSource = m_pClone;
+ }
+ m_Flags = 0;
+ if (m_pRenderStatus->m_Options.m_Flags & RENDER_FORCE_DOWNSAMPLE) {
+ m_Flags |= RENDER_FORCE_DOWNSAMPLE;
+ } else if (m_pRenderStatus->m_Options.m_Flags & RENDER_FORCE_HALFTONE) {
+ m_Flags |= RENDER_FORCE_HALFTONE;
+ }
+ if (m_pRenderStatus->m_pDevice->GetDeviceClass() != FXDC_DISPLAY) {
+ CPDF_Object* pFilters =
+ m_pImageObject->m_pImage->GetStream()->GetDict()->GetElementValue(
+ FX_BSTRC("Filter"));
+ if (pFilters) {
+ if (pFilters->GetType() == PDFOBJ_NAME) {
+ CFX_ByteStringC bsDecodeType = pFilters->GetConstString();
+ if (bsDecodeType == FX_BSTRC("DCTDecode") ||
+ bsDecodeType == FX_BSTRC("JPXDecode")) {
+ m_Flags |= FXRENDER_IMAGE_LOSSY;
}
- CPDF_Dictionary* pPageResources = pPage ? pPage->m_pPageResources : NULL;
- CPDF_Object* pCSObj = m_pImageObject->m_pImage->GetStream()->GetDict()->GetElementValue(FX_BSTRC("ColorSpace"));
- CPDF_ColorSpace* pColorSpace = pDocument->LoadColorSpace(pCSObj, pPageResources);
- if (pColorSpace) {
- int format = pColorSpace->GetFamily();
- if (format == PDFCS_DEVICECMYK || format == PDFCS_SEPARATION || format == PDFCS_DEVICEN) {
- m_BlendType = FXDIB_BLEND_DARKEN;
- }
- pDocument->GetPageData()->ReleaseColorSpace(pCSObj);
+ } else if (pFilters->GetType() == PDFOBJ_ARRAY) {
+ CPDF_Array* pArray = (CPDF_Array*)pFilters;
+ for (FX_DWORD i = 0; i < pArray->GetCount(); i++) {
+ CFX_ByteStringC bsDecodeType = pArray->GetConstString(i);
+ if (bsDecodeType == FX_BSTRC("DCTDecode") ||
+ bsDecodeType == FX_BSTRC("JPXDecode")) {
+ m_Flags |= FXRENDER_IMAGE_LOSSY;
+ break;
+ }
}
- }
- return StartDIBSource();
+ }
+ }
+ }
+ if (m_pRenderStatus->m_Options.m_Flags & RENDER_NOIMAGESMOOTH) {
+ m_Flags |= FXDIB_NOSMOOTH;
+ } else if (m_pImageObject->m_pImage->IsInterpol()) {
+ m_Flags |= FXDIB_INTERPOL;
+ }
+ if (m_Loader.m_pMask) {
+ return DrawMaskedImage();
+ }
+ if (m_bPatternColor) {
+ return DrawPatternImage(m_pObj2Device);
+ }
+ if (m_BitmapAlpha == 255 && pGeneralState && pGeneralState->m_FillOP &&
+ pGeneralState->m_OPMode == 0 &&
+ pGeneralState->m_BlendType == FXDIB_BLEND_NORMAL &&
+ pGeneralState->m_StrokeAlpha == 1 && pGeneralState->m_FillAlpha == 1) {
+ CPDF_Document* pDocument = NULL;
+ CPDF_Page* pPage = NULL;
+ if (m_pRenderStatus->m_pContext->m_pPageCache) {
+ pPage = m_pRenderStatus->m_pContext->m_pPageCache->GetPage();
+ pDocument = pPage->m_pDocument;
+ } else {
+ pDocument = m_pImageObject->m_pImage->GetDocument();
+ }
+ CPDF_Dictionary* pPageResources = pPage ? pPage->m_pPageResources : NULL;
+ CPDF_Object* pCSObj =
+ m_pImageObject->m_pImage->GetStream()->GetDict()->GetElementValue(
+ FX_BSTRC("ColorSpace"));
+ CPDF_ColorSpace* pColorSpace =
+ pDocument->LoadColorSpace(pCSObj, pPageResources);
+ if (pColorSpace) {
+ int format = pColorSpace->GetFamily();
+ if (format == PDFCS_DEVICECMYK || format == PDFCS_SEPARATION ||
+ format == PDFCS_DEVICEN) {
+ m_BlendType = FXDIB_BLEND_DARKEN;
+ }
+ pDocument->GetPageData()->ReleaseColorSpace(pCSObj);
+ }
+ }
+ return StartDIBSource();
}
-FX_BOOL CPDF_ImageRenderer::Start(CPDF_RenderStatus* pStatus, const CPDF_PageObject* pObj, const CFX_AffineMatrix* pObj2Device, FX_BOOL bStdCS, int blendType)
-{
- m_pRenderStatus = pStatus;
- m_bStdCS = bStdCS;
- m_pImageObject = (CPDF_ImageObject*)pObj;
- m_BlendType = blendType;
- m_pObj2Device = pObj2Device;
- CPDF_Dictionary* pOC = m_pImageObject->m_pImage->GetOC();
- if (pOC && m_pRenderStatus->m_Options.m_pOCContext && !m_pRenderStatus->m_Options.m_pOCContext->CheckOCGVisible(pOC)) {
- return FALSE;
- }
- m_ImageMatrix = m_pImageObject->m_Matrix;
- m_ImageMatrix.Concat(*pObj2Device);
- if (StartLoadDIBSource()) {
- return TRUE;
- }
- return StartRenderDIBSource();
+FX_BOOL CPDF_ImageRenderer::Start(CPDF_RenderStatus* pStatus,
+ const CPDF_PageObject* pObj,
+ const CFX_AffineMatrix* pObj2Device,
+ FX_BOOL bStdCS,
+ int blendType) {
+ m_pRenderStatus = pStatus;
+ m_bStdCS = bStdCS;
+ m_pImageObject = (CPDF_ImageObject*)pObj;
+ m_BlendType = blendType;
+ m_pObj2Device = pObj2Device;
+ CPDF_Dictionary* pOC = m_pImageObject->m_pImage->GetOC();
+ if (pOC && m_pRenderStatus->m_Options.m_pOCContext &&
+ !m_pRenderStatus->m_Options.m_pOCContext->CheckOCGVisible(pOC)) {
+ return FALSE;
+ }
+ m_ImageMatrix = m_pImageObject->m_Matrix;
+ m_ImageMatrix.Concat(*pObj2Device);
+ if (StartLoadDIBSource()) {
+ return TRUE;
+ }
+ return StartRenderDIBSource();
}
-FX_BOOL CPDF_ImageRenderer::Start(CPDF_RenderStatus* pStatus, const CFX_DIBSource* pDIBSource, FX_ARGB bitmap_argb,
- int bitmap_alpha, const CFX_AffineMatrix* pImage2Device, FX_DWORD flags, FX_BOOL bStdCS, int blendType)
-{
- m_pRenderStatus = pStatus;
- m_pDIBSource = pDIBSource;
- m_FillArgb = bitmap_argb;
- m_BitmapAlpha = bitmap_alpha;
- m_ImageMatrix = *pImage2Device;
- m_Flags = flags;
- m_bStdCS = bStdCS;
- m_BlendType = blendType;
- return StartDIBSource();
+FX_BOOL CPDF_ImageRenderer::Start(CPDF_RenderStatus* pStatus,
+ const CFX_DIBSource* pDIBSource,
+ FX_ARGB bitmap_argb,
+ int bitmap_alpha,
+ const CFX_AffineMatrix* pImage2Device,
+ FX_DWORD flags,
+ FX_BOOL bStdCS,
+ int blendType) {
+ m_pRenderStatus = pStatus;
+ m_pDIBSource = pDIBSource;
+ m_FillArgb = bitmap_argb;
+ m_BitmapAlpha = bitmap_alpha;
+ m_ImageMatrix = *pImage2Device;
+ m_Flags = flags;
+ m_bStdCS = bStdCS;
+ m_BlendType = blendType;
+ return StartDIBSource();
}
-FX_BOOL CPDF_ImageRenderer::DrawPatternImage(const CFX_Matrix* pObj2Device)
-{
- if (m_pRenderStatus->m_bPrint && !(m_pRenderStatus->m_pDevice->GetRenderCaps() & FXRC_BLEND_MODE)) {
- m_Result = FALSE;
- return FALSE;
- }
- FX_RECT rect = m_ImageMatrix.GetUnitRect().GetOutterRect();
- rect.Intersect(m_pRenderStatus->m_pDevice->GetClipBox());
- if (rect.IsEmpty()) {
- return FALSE;
- }
- CFX_AffineMatrix new_matrix = m_ImageMatrix;
- new_matrix.TranslateI(-rect.left, -rect.top);
- int width = rect.Width();
- int height = rect.Height();
- CFX_FxgeDevice bitmap_device1;
- if (!bitmap_device1.Create(rect.Width(), rect.Height(), FXDIB_Rgb32)) {
- return TRUE;
- }
- bitmap_device1.GetBitmap()->Clear(0xffffff);
- {
- CPDF_RenderStatus bitmap_render;
- bitmap_render.Initialize(m_pRenderStatus->m_pContext, &bitmap_device1, NULL, NULL,
- NULL, NULL, &m_pRenderStatus->m_Options, 0, m_pRenderStatus->m_bDropObjects, NULL, TRUE);
- CFX_Matrix patternDevice = *pObj2Device;
- patternDevice.Translate((FX_FLOAT) - rect.left, (FX_FLOAT) - rect.top);
- if(m_pPattern->m_PatternType == PATTERN_TILING) {
- bitmap_render.DrawTilingPattern((CPDF_TilingPattern*)m_pPattern, m_pImageObject, &patternDevice, FALSE);
- } else {
- bitmap_render.DrawShadingPattern((CPDF_ShadingPattern*)m_pPattern, m_pImageObject, &patternDevice, FALSE);
- }
- }
- {
- CFX_FxgeDevice bitmap_device2;
- if (!bitmap_device2.Create(rect.Width(), rect.Height(), FXDIB_8bppRgb)) {
- return TRUE;
- }
- bitmap_device2.GetBitmap()->Clear(0);
- CPDF_RenderStatus bitmap_render;
- bitmap_render.Initialize(m_pRenderStatus->m_pContext, &bitmap_device2, NULL, NULL,
- NULL, NULL, NULL, 0, m_pRenderStatus->m_bDropObjects, NULL, TRUE);
- CPDF_ImageRenderer image_render;
- if (image_render.Start(&bitmap_render, m_pDIBSource, 0xffffffff, 255, &new_matrix, m_Flags, TRUE)) {
- image_render.Continue(NULL);
- }
- if (m_Loader.m_MatteColor != 0xffffffff) {
- int matte_r = FXARGB_R(m_Loader.m_MatteColor);
- int matte_g = FXARGB_G(m_Loader.m_MatteColor);
- int matte_b = FXARGB_B(m_Loader.m_MatteColor);
- for (int row = 0; row < height; row ++) {
- uint8_t* dest_scan = (uint8_t*)bitmap_device1.GetBitmap()->GetScanline(row);
- const uint8_t* mask_scan = bitmap_device2.GetBitmap()->GetScanline(row);
- for (int col = 0; col < width; col ++) {
- int alpha = *mask_scan ++;
- if (alpha) {
- int orig = (*dest_scan - matte_b) * 255 / alpha + matte_b;
- if (orig < 0) {
- orig = 0;
- } else if (orig > 255) {
- orig = 255;
- }
- *dest_scan++ = orig;
- orig = (*dest_scan - matte_g) * 255 / alpha + matte_g;
- if (orig < 0) {
- orig = 0;
- } else if (orig > 255) {
- orig = 255;
- }
- *dest_scan++ = orig;
- orig = (*dest_scan - matte_r) * 255 / alpha + matte_r;
- if (orig < 0) {
- orig = 0;
- } else if (orig > 255) {
- orig = 255;
- }
- *dest_scan++ = orig;
- dest_scan ++;
- } else {
- dest_scan += 4;
- }
- }
- }
- }
- bitmap_device2.GetBitmap()->ConvertFormat(FXDIB_8bppMask);
- bitmap_device1.GetBitmap()->MultiplyAlpha(bitmap_device2.GetBitmap());
- bitmap_device1.GetBitmap()->MultiplyAlpha(255);
- }
- m_pRenderStatus->m_pDevice->SetDIBits(bitmap_device1.GetBitmap(), rect.left, rect.top, m_BlendType);
+FX_BOOL CPDF_ImageRenderer::DrawPatternImage(const CFX_Matrix* pObj2Device) {
+ if (m_pRenderStatus->m_bPrint &&
+ !(m_pRenderStatus->m_pDevice->GetRenderCaps() & FXRC_BLEND_MODE)) {
+ m_Result = FALSE;
return FALSE;
-}
-FX_BOOL CPDF_ImageRenderer::DrawMaskedImage()
-{
- if (m_pRenderStatus->m_bPrint && !(m_pRenderStatus->m_pDevice->GetRenderCaps() & FXRC_BLEND_MODE)) {
- m_Result = FALSE;
- return FALSE;
- }
- FX_RECT rect = m_ImageMatrix.GetUnitRect().GetOutterRect();
- rect.Intersect(m_pRenderStatus->m_pDevice->GetClipBox());
- if (rect.IsEmpty()) {
- return FALSE;
- }
- CFX_AffineMatrix new_matrix = m_ImageMatrix;
- new_matrix.TranslateI(-rect.left, -rect.top);
- int width = rect.Width();
- int height = rect.Height();
- CFX_FxgeDevice bitmap_device1;
- if (!bitmap_device1.Create(width, height, FXDIB_Rgb32)) {
- return TRUE;
- }
- bitmap_device1.GetBitmap()->Clear(0xffffff);
- {
- CPDF_RenderStatus bitmap_render;
- bitmap_render.Initialize(m_pRenderStatus->m_pContext, &bitmap_device1, NULL, NULL,
- NULL, NULL, NULL, 0, m_pRenderStatus->m_bDropObjects, NULL, TRUE);
- CPDF_ImageRenderer image_render;
- if (image_render.Start(&bitmap_render, m_pDIBSource, 0, 255, &new_matrix, m_Flags, TRUE)) {
- image_render.Continue(NULL);
- }
- }
- {
- CFX_FxgeDevice bitmap_device2;
- if (!bitmap_device2.Create(width, height, FXDIB_8bppRgb)) {
- return TRUE;
- }
- bitmap_device2.GetBitmap()->Clear(0);
- CPDF_RenderStatus bitmap_render;
- bitmap_render.Initialize(m_pRenderStatus->m_pContext, &bitmap_device2, NULL, NULL,
- NULL, NULL, NULL, 0, m_pRenderStatus->m_bDropObjects, NULL, TRUE);
- CPDF_ImageRenderer image_render;
- if (image_render.Start(&bitmap_render, m_Loader.m_pMask, 0xffffffff, 255, &new_matrix, m_Flags, TRUE)) {
- image_render.Continue(NULL);
- }
- if (m_Loader.m_MatteColor != 0xffffffff) {
- int matte_r = FXARGB_R(m_Loader.m_MatteColor);
- int matte_g = FXARGB_G(m_Loader.m_MatteColor);
- int matte_b = FXARGB_B(m_Loader.m_MatteColor);
- for (int row = 0; row < height; row ++) {
- uint8_t* dest_scan = (uint8_t*)bitmap_device1.GetBitmap()->GetScanline(row);
- const uint8_t* mask_scan = bitmap_device2.GetBitmap()->GetScanline(row);
- for (int col = 0; col < width; col ++) {
- int alpha = *mask_scan ++;
- if (alpha) {
- int orig = (*dest_scan - matte_b) * 255 / alpha + matte_b;
- if (orig < 0) {
- orig = 0;
- } else if (orig > 255) {
- orig = 255;
- }
- *dest_scan++ = orig;
- orig = (*dest_scan - matte_g) * 255 / alpha + matte_g;
- if (orig < 0) {
- orig = 0;
- } else if (orig > 255) {
- orig = 255;
- }
- *dest_scan++ = orig;
- orig = (*dest_scan - matte_r) * 255 / alpha + matte_r;
- if (orig < 0) {
- orig = 0;
- } else if (orig > 255) {
- orig = 255;
- }
- *dest_scan++ = orig;
- dest_scan ++;
- } else {
- dest_scan += 4;
- }
- }
+ }
+ FX_RECT rect = m_ImageMatrix.GetUnitRect().GetOutterRect();
+ rect.Intersect(m_pRenderStatus->m_pDevice->GetClipBox());
+ if (rect.IsEmpty()) {
+ return FALSE;
+ }
+ CFX_AffineMatrix new_matrix = m_ImageMatrix;
+ new_matrix.TranslateI(-rect.left, -rect.top);
+ int width = rect.Width();
+ int height = rect.Height();
+ CFX_FxgeDevice bitmap_device1;
+ if (!bitmap_device1.Create(rect.Width(), rect.Height(), FXDIB_Rgb32)) {
+ return TRUE;
+ }
+ bitmap_device1.GetBitmap()->Clear(0xffffff);
+ {
+ CPDF_RenderStatus bitmap_render;
+ bitmap_render.Initialize(m_pRenderStatus->m_pContext, &bitmap_device1, NULL,
+ NULL, NULL, NULL, &m_pRenderStatus->m_Options, 0,
+ m_pRenderStatus->m_bDropObjects, NULL, TRUE);
+ CFX_Matrix patternDevice = *pObj2Device;
+ patternDevice.Translate((FX_FLOAT)-rect.left, (FX_FLOAT)-rect.top);
+ if (m_pPattern->m_PatternType == PATTERN_TILING) {
+ bitmap_render.DrawTilingPattern((CPDF_TilingPattern*)m_pPattern,
+ m_pImageObject, &patternDevice, FALSE);
+ } else {
+ bitmap_render.DrawShadingPattern((CPDF_ShadingPattern*)m_pPattern,
+ m_pImageObject, &patternDevice, FALSE);
+ }
+ }
+ {
+ CFX_FxgeDevice bitmap_device2;
+ if (!bitmap_device2.Create(rect.Width(), rect.Height(), FXDIB_8bppRgb)) {
+ return TRUE;
+ }
+ bitmap_device2.GetBitmap()->Clear(0);
+ CPDF_RenderStatus bitmap_render;
+ bitmap_render.Initialize(m_pRenderStatus->m_pContext, &bitmap_device2, NULL,
+ NULL, NULL, NULL, NULL, 0,
+ m_pRenderStatus->m_bDropObjects, NULL, TRUE);
+ CPDF_ImageRenderer image_render;
+ if (image_render.Start(&bitmap_render, m_pDIBSource, 0xffffffff, 255,
+ &new_matrix, m_Flags, TRUE)) {
+ image_render.Continue(NULL);
+ }
+ if (m_Loader.m_MatteColor != 0xffffffff) {
+ int matte_r = FXARGB_R(m_Loader.m_MatteColor);
+ int matte_g = FXARGB_G(m_Loader.m_MatteColor);
+ int matte_b = FXARGB_B(m_Loader.m_MatteColor);
+ for (int row = 0; row < height; row++) {
+ uint8_t* dest_scan =
+ (uint8_t*)bitmap_device1.GetBitmap()->GetScanline(row);
+ const uint8_t* mask_scan = bitmap_device2.GetBitmap()->GetScanline(row);
+ for (int col = 0; col < width; col++) {
+ int alpha = *mask_scan++;
+ if (alpha) {
+ int orig = (*dest_scan - matte_b) * 255 / alpha + matte_b;
+ if (orig < 0) {
+ orig = 0;
+ } else if (orig > 255) {
+ orig = 255;
}
+ *dest_scan++ = orig;
+ orig = (*dest_scan - matte_g) * 255 / alpha + matte_g;
+ if (orig < 0) {
+ orig = 0;
+ } else if (orig > 255) {
+ orig = 255;
+ }
+ *dest_scan++ = orig;
+ orig = (*dest_scan - matte_r) * 255 / alpha + matte_r;
+ if (orig < 0) {
+ orig = 0;
+ } else if (orig > 255) {
+ orig = 255;
+ }
+ *dest_scan++ = orig;
+ dest_scan++;
+ } else {
+ dest_scan += 4;
+ }
}
- bitmap_device2.GetBitmap()->ConvertFormat(FXDIB_8bppMask);
- bitmap_device1.GetBitmap()->MultiplyAlpha(bitmap_device2.GetBitmap());
- if (m_BitmapAlpha < 255) {
- bitmap_device1.GetBitmap()->MultiplyAlpha(m_BitmapAlpha);
- }
- }
- m_pRenderStatus->m_pDevice->SetDIBits(bitmap_device1.GetBitmap(), rect.left, rect.top, m_BlendType);
- return FALSE;
+ }
+ }
+ bitmap_device2.GetBitmap()->ConvertFormat(FXDIB_8bppMask);
+ bitmap_device1.GetBitmap()->MultiplyAlpha(bitmap_device2.GetBitmap());
+ bitmap_device1.GetBitmap()->MultiplyAlpha(255);
+ }
+ m_pRenderStatus->m_pDevice->SetDIBits(bitmap_device1.GetBitmap(), rect.left,
+ rect.top, m_BlendType);
+ return FALSE;
}
-FX_BOOL CPDF_ImageRenderer::StartDIBSource()
-{
- if (!(m_Flags & RENDER_FORCE_DOWNSAMPLE) && m_pDIBSource->GetBPP() > 1) {
- int image_size = m_pDIBSource->GetBPP() / 8 * m_pDIBSource->GetWidth() * m_pDIBSource->GetHeight();
- if (image_size > FPDF_HUGE_IMAGE_SIZE && !(m_Flags & RENDER_FORCE_HALFTONE)) {
- m_Flags |= RENDER_FORCE_DOWNSAMPLE;
- }
- }
- if (m_pRenderStatus->m_pDevice->StartDIBits(m_pDIBSource, m_BitmapAlpha, m_FillArgb,
- &m_ImageMatrix, m_Flags, m_DeviceHandle, 0, NULL, m_BlendType)) {
- if (m_DeviceHandle != NULL) {
- m_Status = 3;
- return TRUE;
- }
- return FALSE;
- }
- CFX_FloatRect image_rect_f = m_ImageMatrix.GetUnitRect();
- FX_RECT image_rect = image_rect_f.GetOutterRect();
- int dest_width = image_rect.Width();
- int dest_height = image_rect.Height();
- if ((FXSYS_fabs(m_ImageMatrix.b) >= 0.5f || m_ImageMatrix.a == 0) ||
- (FXSYS_fabs(m_ImageMatrix.c) >= 0.5f || m_ImageMatrix.d == 0) ) {
- if (m_pRenderStatus->m_bPrint && !(m_pRenderStatus->m_pDevice->GetRenderCaps() & FXRC_BLEND_MODE)) {
- m_Result = FALSE;
- return FALSE;
+FX_BOOL CPDF_ImageRenderer::DrawMaskedImage() {
+ if (m_pRenderStatus->m_bPrint &&
+ !(m_pRenderStatus->m_pDevice->GetRenderCaps() & FXRC_BLEND_MODE)) {
+ m_Result = FALSE;
+ return FALSE;
+ }
+ FX_RECT rect = m_ImageMatrix.GetUnitRect().GetOutterRect();
+ rect.Intersect(m_pRenderStatus->m_pDevice->GetClipBox());
+ if (rect.IsEmpty()) {
+ return FALSE;
+ }
+ CFX_AffineMatrix new_matrix = m_ImageMatrix;
+ new_matrix.TranslateI(-rect.left, -rect.top);
+ int width = rect.Width();
+ int height = rect.Height();
+ CFX_FxgeDevice bitmap_device1;
+ if (!bitmap_device1.Create(width, height, FXDIB_Rgb32)) {
+ return TRUE;
+ }
+ bitmap_device1.GetBitmap()->Clear(0xffffff);
+ {
+ CPDF_RenderStatus bitmap_render;
+ bitmap_render.Initialize(m_pRenderStatus->m_pContext, &bitmap_device1, NULL,
+ NULL, NULL, NULL, NULL, 0,
+ m_pRenderStatus->m_bDropObjects, NULL, TRUE);
+ CPDF_ImageRenderer image_render;
+ if (image_render.Start(&bitmap_render, m_pDIBSource, 0, 255, &new_matrix,
+ m_Flags, TRUE)) {
+ image_render.Continue(NULL);
+ }
+ }
+ {
+ CFX_FxgeDevice bitmap_device2;
+ if (!bitmap_device2.Create(width, height, FXDIB_8bppRgb)) {
+ return TRUE;
+ }
+ bitmap_device2.GetBitmap()->Clear(0);
+ CPDF_RenderStatus bitmap_render;
+ bitmap_render.Initialize(m_pRenderStatus->m_pContext, &bitmap_device2, NULL,
+ NULL, NULL, NULL, NULL, 0,
+ m_pRenderStatus->m_bDropObjects, NULL, TRUE);
+ CPDF_ImageRenderer image_render;
+ if (image_render.Start(&bitmap_render, m_Loader.m_pMask, 0xffffffff, 255,
+ &new_matrix, m_Flags, TRUE)) {
+ image_render.Continue(NULL);
+ }
+ if (m_Loader.m_MatteColor != 0xffffffff) {
+ int matte_r = FXARGB_R(m_Loader.m_MatteColor);
+ int matte_g = FXARGB_G(m_Loader.m_MatteColor);
+ int matte_b = FXARGB_B(m_Loader.m_MatteColor);
+ for (int row = 0; row < height; row++) {
+ uint8_t* dest_scan =
+ (uint8_t*)bitmap_device1.GetBitmap()->GetScanline(row);
+ const uint8_t* mask_scan = bitmap_device2.GetBitmap()->GetScanline(row);
+ for (int col = 0; col < width; col++) {
+ int alpha = *mask_scan++;
+ if (alpha) {
+ int orig = (*dest_scan - matte_b) * 255 / alpha + matte_b;
+ if (orig < 0) {
+ orig = 0;
+ } else if (orig > 255) {
+ orig = 255;
+ }
+ *dest_scan++ = orig;
+ orig = (*dest_scan - matte_g) * 255 / alpha + matte_g;
+ if (orig < 0) {
+ orig = 0;
+ } else if (orig > 255) {
+ orig = 255;
+ }
+ *dest_scan++ = orig;
+ orig = (*dest_scan - matte_r) * 255 / alpha + matte_r;
+ if (orig < 0) {
+ orig = 0;
+ } else if (orig > 255) {
+ orig = 255;
+ }
+ *dest_scan++ = orig;
+ dest_scan++;
+ } else {
+ dest_scan += 4;
+ }
}
- FX_RECT clip_box = m_pRenderStatus->m_pDevice->GetClipBox();
- clip_box.Intersect(image_rect);
- m_Status = 2;
- m_pTransformer = new CFX_ImageTransformer;
- m_pTransformer->Start(m_pDIBSource, &m_ImageMatrix, m_Flags, &clip_box);
- return TRUE;
- }
- if (m_ImageMatrix.a < 0) {
- dest_width = -dest_width;
+ }
}
- if (m_ImageMatrix.d > 0) {
- dest_height = -dest_height;
+ bitmap_device2.GetBitmap()->ConvertFormat(FXDIB_8bppMask);
+ bitmap_device1.GetBitmap()->MultiplyAlpha(bitmap_device2.GetBitmap());
+ if (m_BitmapAlpha < 255) {
+ bitmap_device1.GetBitmap()->MultiplyAlpha(m_BitmapAlpha);
}
- int dest_left, dest_top;
- dest_left = dest_width > 0 ? image_rect.left : image_rect.right;
- dest_top = dest_height > 0 ? image_rect.top : image_rect.bottom;
- if (m_pDIBSource->IsOpaqueImage() && m_BitmapAlpha == 255) {
- if (m_pRenderStatus->m_pDevice->StretchDIBits(m_pDIBSource, dest_left, dest_top,
- dest_width, dest_height, m_Flags, NULL, m_BlendType)) {
- return FALSE;
- }
- }
- if (m_pDIBSource->IsAlphaMask()) {
- if (m_BitmapAlpha != 255) {
- m_FillArgb = FXARGB_MUL_ALPHA(m_FillArgb, m_BitmapAlpha);
- }
- if (m_pRenderStatus->m_pDevice->StretchBitMask(m_pDIBSource, dest_left, dest_top, dest_width, dest_height, m_FillArgb, m_Flags)) {
- return FALSE;
- }
+ }
+ m_pRenderStatus->m_pDevice->SetDIBits(bitmap_device1.GetBitmap(), rect.left,
+ rect.top, m_BlendType);
+ return FALSE;
+}
+FX_BOOL CPDF_ImageRenderer::StartDIBSource() {
+ if (!(m_Flags & RENDER_FORCE_DOWNSAMPLE) && m_pDIBSource->GetBPP() > 1) {
+ int image_size = m_pDIBSource->GetBPP() / 8 * m_pDIBSource->GetWidth() *
+ m_pDIBSource->GetHeight();
+ if (image_size > FPDF_HUGE_IMAGE_SIZE &&
+ !(m_Flags & RENDER_FORCE_HALFTONE)) {
+ m_Flags |= RENDER_FORCE_DOWNSAMPLE;
+ }
+ }
+ if (m_pRenderStatus->m_pDevice->StartDIBits(
+ m_pDIBSource, m_BitmapAlpha, m_FillArgb, &m_ImageMatrix, m_Flags,
+ m_DeviceHandle, 0, NULL, m_BlendType)) {
+ if (m_DeviceHandle != NULL) {
+ m_Status = 3;
+ return TRUE;
}
- if (m_pRenderStatus->m_bPrint && !(m_pRenderStatus->m_pDevice->GetRenderCaps() & FXRC_BLEND_MODE)) {
- m_Result = FALSE;
- return TRUE;
+ return FALSE;
+ }
+ CFX_FloatRect image_rect_f = m_ImageMatrix.GetUnitRect();
+ FX_RECT image_rect = image_rect_f.GetOutterRect();
+ int dest_width = image_rect.Width();
+ int dest_height = image_rect.Height();
+ if ((FXSYS_fabs(m_ImageMatrix.b) >= 0.5f || m_ImageMatrix.a == 0) ||
+ (FXSYS_fabs(m_ImageMatrix.c) >= 0.5f || m_ImageMatrix.d == 0)) {
+ if (m_pRenderStatus->m_bPrint &&
+ !(m_pRenderStatus->m_pDevice->GetRenderCaps() & FXRC_BLEND_MODE)) {
+ m_Result = FALSE;
+ return FALSE;
}
FX_RECT clip_box = m_pRenderStatus->m_pDevice->GetClipBox();
- FX_RECT dest_rect = clip_box;
- dest_rect.Intersect(image_rect);
- FX_RECT dest_clip(dest_rect.left - image_rect.left, dest_rect.top - image_rect.top,
- dest_rect.right - image_rect.left, dest_rect.bottom - image_rect.top);
- CFX_DIBitmap* pStretched = m_pDIBSource->StretchTo(dest_width, dest_height, m_Flags, &dest_clip);
- if (pStretched) {
- m_pRenderStatus->CompositeDIBitmap(pStretched, dest_rect.left, dest_rect.top, m_FillArgb,
- m_BitmapAlpha, m_BlendType, FALSE);
- delete pStretched;
- pStretched = NULL;
- }
- return FALSE;
+ clip_box.Intersect(image_rect);
+ m_Status = 2;
+ m_pTransformer = new CFX_ImageTransformer;
+ m_pTransformer->Start(m_pDIBSource, &m_ImageMatrix, m_Flags, &clip_box);
+ return TRUE;
+ }
+ if (m_ImageMatrix.a < 0) {
+ dest_width = -dest_width;
+ }
+ if (m_ImageMatrix.d > 0) {
+ dest_height = -dest_height;
+ }
+ int dest_left, dest_top;
+ dest_left = dest_width > 0 ? image_rect.left : image_rect.right;
+ dest_top = dest_height > 0 ? image_rect.top : image_rect.bottom;
+ if (m_pDIBSource->IsOpaqueImage() && m_BitmapAlpha == 255) {
+ if (m_pRenderStatus->m_pDevice->StretchDIBits(
+ m_pDIBSource, dest_left, dest_top, dest_width, dest_height, m_Flags,
+ NULL, m_BlendType)) {
+ return FALSE;
+ }
+ }
+ if (m_pDIBSource->IsAlphaMask()) {
+ if (m_BitmapAlpha != 255) {
+ m_FillArgb = FXARGB_MUL_ALPHA(m_FillArgb, m_BitmapAlpha);
+ }
+ if (m_pRenderStatus->m_pDevice->StretchBitMask(
+ m_pDIBSource, dest_left, dest_top, dest_width, dest_height,
+ m_FillArgb, m_Flags)) {
+ return FALSE;
+ }
+ }
+ if (m_pRenderStatus->m_bPrint &&
+ !(m_pRenderStatus->m_pDevice->GetRenderCaps() & FXRC_BLEND_MODE)) {
+ m_Result = FALSE;
+ return TRUE;
+ }
+ FX_RECT clip_box = m_pRenderStatus->m_pDevice->GetClipBox();
+ FX_RECT dest_rect = clip_box;
+ dest_rect.Intersect(image_rect);
+ FX_RECT dest_clip(
+ dest_rect.left - image_rect.left, dest_rect.top - image_rect.top,
+ dest_rect.right - image_rect.left, dest_rect.bottom - image_rect.top);
+ CFX_DIBitmap* pStretched =
+ m_pDIBSource->StretchTo(dest_width, dest_height, m_Flags, &dest_clip);
+ if (pStretched) {
+ m_pRenderStatus->CompositeDIBitmap(pStretched, dest_rect.left,
+ dest_rect.top, m_FillArgb, m_BitmapAlpha,
+ m_BlendType, FALSE);
+ delete pStretched;
+ pStretched = NULL;
+ }
+ return FALSE;
}
-FX_BOOL CPDF_ImageRenderer::StartBitmapAlpha()
-{
- if (m_pDIBSource->IsOpaqueImage()) {
- CFX_PathData path;
- path.AppendRect(0, 0, 1, 1);
- path.Transform(&m_ImageMatrix);
- FX_DWORD fill_color = ArgbEncode(0xff, m_BitmapAlpha, m_BitmapAlpha, m_BitmapAlpha);
- m_pRenderStatus->m_pDevice->DrawPath(&path, NULL, NULL, fill_color, 0, FXFILL_WINDING);
+FX_BOOL CPDF_ImageRenderer::StartBitmapAlpha() {
+ if (m_pDIBSource->IsOpaqueImage()) {
+ CFX_PathData path;
+ path.AppendRect(0, 0, 1, 1);
+ path.Transform(&m_ImageMatrix);
+ FX_DWORD fill_color =
+ ArgbEncode(0xff, m_BitmapAlpha, m_BitmapAlpha, m_BitmapAlpha);
+ m_pRenderStatus->m_pDevice->DrawPath(&path, NULL, NULL, fill_color, 0,
+ FXFILL_WINDING);
+ } else {
+ const CFX_DIBSource* pAlphaMask = m_pDIBSource->IsAlphaMask()
+ ? m_pDIBSource
+ : m_pDIBSource->GetAlphaMask();
+ if (FXSYS_fabs(m_ImageMatrix.b) >= 0.5f ||
+ FXSYS_fabs(m_ImageMatrix.c) >= 0.5f) {
+ int left, top;
+ CFX_DIBitmap* pTransformed =
+ pAlphaMask->TransformTo(&m_ImageMatrix, left, top);
+ if (pTransformed == NULL) {
+ return TRUE;
+ }
+ m_pRenderStatus->m_pDevice->SetBitMask(
+ pTransformed, left, top,
+ ArgbEncode(0xff, m_BitmapAlpha, m_BitmapAlpha, m_BitmapAlpha));
+ delete pTransformed;
} else {
- const CFX_DIBSource* pAlphaMask = m_pDIBSource->IsAlphaMask() ? m_pDIBSource : m_pDIBSource->GetAlphaMask();
- if (FXSYS_fabs(m_ImageMatrix.b) >= 0.5f || FXSYS_fabs(m_ImageMatrix.c) >= 0.5f) {
- int left, top;
- CFX_DIBitmap* pTransformed = pAlphaMask->TransformTo(&m_ImageMatrix, left, top);
- if (pTransformed == NULL) {
- return TRUE;
- }
- m_pRenderStatus->m_pDevice->SetBitMask(pTransformed, left, top, ArgbEncode(0xff, m_BitmapAlpha, m_BitmapAlpha, m_BitmapAlpha));
- delete pTransformed;
- } else {
- CFX_FloatRect image_rect_f = m_ImageMatrix.GetUnitRect();
- FX_RECT image_rect = image_rect_f.GetOutterRect();
- int dest_width = m_ImageMatrix.a > 0 ? image_rect.Width() : -image_rect.Width();
- int dest_height = m_ImageMatrix.d > 0 ? -image_rect.Height() : image_rect.Height();
- int left = dest_width > 0 ? image_rect.left : image_rect.right;
- int top = dest_height > 0 ? image_rect.top : image_rect.bottom;
- m_pRenderStatus->m_pDevice->StretchBitMask(pAlphaMask, left, top, dest_width, dest_height,
- ArgbEncode(0xff, m_BitmapAlpha, m_BitmapAlpha, m_BitmapAlpha));
- }
- if (m_pDIBSource != pAlphaMask) {
- delete pAlphaMask;
- }
- }
- return FALSE;
+ CFX_FloatRect image_rect_f = m_ImageMatrix.GetUnitRect();
+ FX_RECT image_rect = image_rect_f.GetOutterRect();
+ int dest_width =
+ m_ImageMatrix.a > 0 ? image_rect.Width() : -image_rect.Width();
+ int dest_height =
+ m_ImageMatrix.d > 0 ? -image_rect.Height() : image_rect.Height();
+ int left = dest_width > 0 ? image_rect.left : image_rect.right;
+ int top = dest_height > 0 ? image_rect.top : image_rect.bottom;
+ m_pRenderStatus->m_pDevice->StretchBitMask(
+ pAlphaMask, left, top, dest_width, dest_height,
+ ArgbEncode(0xff, m_BitmapAlpha, m_BitmapAlpha, m_BitmapAlpha));
+ }
+ if (m_pDIBSource != pAlphaMask) {
+ delete pAlphaMask;
+ }
+ }
+ return FALSE;
}
-FX_BOOL CPDF_ImageRenderer::Continue(IFX_Pause* pPause)
-{
- if (m_Status == 1) {
- if (m_pQuickStretcher->Continue(pPause)) {
- return TRUE;
- }
- if (m_pQuickStretcher->m_pBitmap->IsAlphaMask())
- m_pRenderStatus->m_pDevice->SetBitMask(m_pQuickStretcher->m_pBitmap, m_pQuickStretcher->m_ResultLeft,
- m_pQuickStretcher->m_ResultTop, m_FillArgb);
- else
- m_pRenderStatus->m_pDevice->SetDIBits(m_pQuickStretcher->m_pBitmap, m_pQuickStretcher->m_ResultLeft,
- m_pQuickStretcher->m_ResultTop, m_BlendType);
- return FALSE;
- }
- if (m_Status == 2) {
- if (m_pTransformer->Continue(pPause)) {
- return TRUE;
- }
- CFX_DIBitmap* pBitmap = m_pTransformer->m_Storer.Detach();
- if (pBitmap == NULL) {
- return FALSE;
- }
- if (pBitmap->IsAlphaMask()) {
- if (m_BitmapAlpha != 255) {
- m_FillArgb = FXARGB_MUL_ALPHA(m_FillArgb, m_BitmapAlpha);
- }
- m_Result = m_pRenderStatus->m_pDevice->SetBitMask(pBitmap,
- m_pTransformer->m_ResultLeft, m_pTransformer->m_ResultTop, m_FillArgb);
- } else {
- if (m_BitmapAlpha != 255) {
- pBitmap->MultiplyAlpha(m_BitmapAlpha);
- }
- m_Result = m_pRenderStatus->m_pDevice->SetDIBits(pBitmap,
- m_pTransformer->m_ResultLeft, m_pTransformer->m_ResultTop, m_BlendType);
- }
- delete pBitmap;
- return FALSE;
- }
- if (m_Status == 3) {
- return m_pRenderStatus->m_pDevice->ContinueDIBits(m_DeviceHandle, pPause);
- }
- if (m_Status == 4) {
- if (m_Loader.Continue(m_LoadHandle, pPause)) {
- return TRUE;
- }
- if (StartRenderDIBSource()) {
- return Continue(pPause);
- }
- }
+FX_BOOL CPDF_ImageRenderer::Continue(IFX_Pause* pPause) {
+ if (m_Status == 1) {
+ if (m_pQuickStretcher->Continue(pPause)) {
+ return TRUE;
+ }
+ if (m_pQuickStretcher->m_pBitmap->IsAlphaMask())
+ m_pRenderStatus->m_pDevice->SetBitMask(
+ m_pQuickStretcher->m_pBitmap, m_pQuickStretcher->m_ResultLeft,
+ m_pQuickStretcher->m_ResultTop, m_FillArgb);
+ else
+ m_pRenderStatus->m_pDevice->SetDIBits(
+ m_pQuickStretcher->m_pBitmap, m_pQuickStretcher->m_ResultLeft,
+ m_pQuickStretcher->m_ResultTop, m_BlendType);
return FALSE;
+ }
+ if (m_Status == 2) {
+ if (m_pTransformer->Continue(pPause)) {
+ return TRUE;
+ }
+ CFX_DIBitmap* pBitmap = m_pTransformer->m_Storer.Detach();
+ if (pBitmap == NULL) {
+ return FALSE;
+ }
+ if (pBitmap->IsAlphaMask()) {
+ if (m_BitmapAlpha != 255) {
+ m_FillArgb = FXARGB_MUL_ALPHA(m_FillArgb, m_BitmapAlpha);
+ }
+ m_Result = m_pRenderStatus->m_pDevice->SetBitMask(
+ pBitmap, m_pTransformer->m_ResultLeft, m_pTransformer->m_ResultTop,
+ m_FillArgb);
+ } else {
+ if (m_BitmapAlpha != 255) {
+ pBitmap->MultiplyAlpha(m_BitmapAlpha);
+ }
+ m_Result = m_pRenderStatus->m_pDevice->SetDIBits(
+ pBitmap, m_pTransformer->m_ResultLeft, m_pTransformer->m_ResultTop,
+ m_BlendType);
+ }
+ delete pBitmap;
+ return FALSE;
+ }
+ if (m_Status == 3) {
+ return m_pRenderStatus->m_pDevice->ContinueDIBits(m_DeviceHandle, pPause);
+ }
+ if (m_Status == 4) {
+ if (m_Loader.Continue(m_LoadHandle, pPause)) {
+ return TRUE;
+ }
+ if (StartRenderDIBSource()) {
+ return Continue(pPause);
+ }
+ }
+ return FALSE;
}
-CPDF_QuickStretcher::CPDF_QuickStretcher()
-{
- m_pBitmap = NULL;
- m_pDecoder = NULL;
- m_pCS = NULL;
+CPDF_QuickStretcher::CPDF_QuickStretcher() {
+ m_pBitmap = NULL;
+ m_pDecoder = NULL;
+ m_pCS = NULL;
}
-CPDF_QuickStretcher::~CPDF_QuickStretcher()
-{
- delete m_pBitmap;
- if (m_pCS) {
- m_pCS->ReleaseCS();
- }
- delete m_pDecoder;
+CPDF_QuickStretcher::~CPDF_QuickStretcher() {
+ delete m_pBitmap;
+ if (m_pCS) {
+ m_pCS->ReleaseCS();
+ }
+ delete m_pDecoder;
}
-ICodec_ScanlineDecoder* FPDFAPI_CreateFlateDecoder(const uint8_t* src_buf, FX_DWORD src_size, int width, int height,
- int nComps, int bpc, const CPDF_Dictionary* pParams);
-FX_BOOL CPDF_QuickStretcher::Start(CPDF_ImageObject* pImageObj, CFX_AffineMatrix* pImage2Device, const FX_RECT* pClipBox)
-{
- if (FXSYS_fabs(pImage2Device->a) < FXSYS_fabs(pImage2Device->b) * 10 && FXSYS_fabs(pImage2Device->d) < FXSYS_fabs(pImage2Device->c) * 10) {
- return FALSE;
- }
- CFX_FloatRect image_rect_f = pImage2Device->GetUnitRect();
- FX_RECT image_rect = image_rect_f.GetOutterRect();
- m_DestWidth = image_rect.Width();
- m_DestHeight = image_rect.Height();
- m_bFlipX = pImage2Device->a < 0;
- m_bFlipY = pImage2Device->d > 0;
- FX_RECT result_rect = *pClipBox;
- result_rect.Intersect(image_rect);
- if (result_rect.IsEmpty()) {
- return FALSE;
- }
- m_ResultWidth = result_rect.Width();
- m_ResultHeight = result_rect.Height();
- m_ResultLeft = result_rect.left;
- m_ResultTop = result_rect.top;
- m_ClipLeft = result_rect.left - image_rect.left;
- m_ClipTop = result_rect.top - image_rect.top;
- CPDF_Dictionary* pDict = pImageObj->m_pImage->GetDict();
- if (pDict->GetInteger(FX_BSTRC("BitsPerComponent")) != 8) {
- return FALSE;
- }
- if (pDict->KeyExist(FX_BSTRC("SMask")) || pDict->KeyExist(FX_BSTRC("Mask"))) {
- return FALSE;
- }
- m_SrcWidth = pDict->GetInteger(FX_BSTRC("Width"));
- m_SrcHeight = pDict->GetInteger(FX_BSTRC("Height"));
+ICodec_ScanlineDecoder* FPDFAPI_CreateFlateDecoder(
+ const uint8_t* src_buf,
+ FX_DWORD src_size,
+ int width,
+ int height,
+ int nComps,
+ int bpc,
+ const CPDF_Dictionary* pParams);
+FX_BOOL CPDF_QuickStretcher::Start(CPDF_ImageObject* pImageObj,
+ CFX_AffineMatrix* pImage2Device,
+ const FX_RECT* pClipBox) {
+ if (FXSYS_fabs(pImage2Device->a) < FXSYS_fabs(pImage2Device->b) * 10 &&
+ FXSYS_fabs(pImage2Device->d) < FXSYS_fabs(pImage2Device->c) * 10) {
+ return FALSE;
+ }
+ CFX_FloatRect image_rect_f = pImage2Device->GetUnitRect();
+ FX_RECT image_rect = image_rect_f.GetOutterRect();
+ m_DestWidth = image_rect.Width();
+ m_DestHeight = image_rect.Height();
+ m_bFlipX = pImage2Device->a < 0;
+ m_bFlipY = pImage2Device->d > 0;
+ FX_RECT result_rect = *pClipBox;
+ result_rect.Intersect(image_rect);
+ if (result_rect.IsEmpty()) {
+ return FALSE;
+ }
+ m_ResultWidth = result_rect.Width();
+ m_ResultHeight = result_rect.Height();
+ m_ResultLeft = result_rect.left;
+ m_ResultTop = result_rect.top;
+ m_ClipLeft = result_rect.left - image_rect.left;
+ m_ClipTop = result_rect.top - image_rect.top;
+ CPDF_Dictionary* pDict = pImageObj->m_pImage->GetDict();
+ if (pDict->GetInteger(FX_BSTRC("BitsPerComponent")) != 8) {
+ return FALSE;
+ }
+ if (pDict->KeyExist(FX_BSTRC("SMask")) || pDict->KeyExist(FX_BSTRC("Mask"))) {
+ return FALSE;
+ }
+ m_SrcWidth = pDict->GetInteger(FX_BSTRC("Width"));
+ m_SrcHeight = pDict->GetInteger(FX_BSTRC("Height"));
+ m_pCS = NULL;
+ m_Bpp = 3;
+ CPDF_Object* pCSObj = pDict->GetElementValue(FX_BSTRC("ColorSpace"));
+ if (pCSObj == NULL) {
+ return FALSE;
+ }
+ m_pCS = CPDF_ColorSpace::Load(pImageObj->m_pImage->GetDocument(), pCSObj);
+ if (m_pCS == NULL) {
+ return FALSE;
+ }
+ if (!_IsSupported(m_pCS)) {
+ return FALSE;
+ }
+ m_Bpp = m_pCS->CountComponents();
+ if (m_pCS->sRGB()) {
+ m_pCS->ReleaseCS();
m_pCS = NULL;
- m_Bpp = 3;
- CPDF_Object* pCSObj = pDict->GetElementValue(FX_BSTRC("ColorSpace"));
- if (pCSObj == NULL) {
- return FALSE;
- }
- m_pCS = CPDF_ColorSpace::Load(pImageObj->m_pImage->GetDocument(), pCSObj);
- if (m_pCS == NULL) {
- return FALSE;
- }
- if (!_IsSupported(m_pCS)) {
- return FALSE;
- }
- m_Bpp = m_pCS->CountComponents();
- if (m_pCS->sRGB()) {
- m_pCS->ReleaseCS();
- m_pCS = NULL;
- }
- CPDF_Stream* pStream = pImageObj->m_pImage->GetStream();
- m_StreamAcc.LoadAllData(pStream, FALSE, m_SrcWidth * m_SrcHeight * m_Bpp, TRUE);
- m_pDecoder = NULL;
- if (!m_StreamAcc.GetImageDecoder().IsEmpty()) {
- if (m_StreamAcc.GetImageDecoder() == FX_BSTRC("DCTDecode")) {
- const CPDF_Dictionary* pParam = m_StreamAcc.GetImageParam();
- m_pDecoder = CPDF_ModuleMgr::Get()->GetJpegModule()->CreateDecoder(
- m_StreamAcc.GetData(), m_StreamAcc.GetSize(), m_SrcWidth, m_SrcHeight, m_Bpp,
- pParam ? pParam->GetInteger(FX_BSTRC("ColorTransform"), 1) : 1);
- } else if (m_StreamAcc.GetImageDecoder() == FX_BSTRC("FlateDecode")) {
- m_pDecoder = FPDFAPI_CreateFlateDecoder(
- m_StreamAcc.GetData(), m_StreamAcc.GetSize(), m_SrcWidth, m_SrcHeight, m_Bpp, 8,
- m_StreamAcc.GetImageParam());
- } else {
- return FALSE;
- }
- m_pDecoder->DownScale(m_DestWidth, m_DestHeight);
+ }
+ CPDF_Stream* pStream = pImageObj->m_pImage->GetStream();
+ m_StreamAcc.LoadAllData(pStream, FALSE, m_SrcWidth * m_SrcHeight * m_Bpp,
+ TRUE);
+ m_pDecoder = NULL;
+ if (!m_StreamAcc.GetImageDecoder().IsEmpty()) {
+ if (m_StreamAcc.GetImageDecoder() == FX_BSTRC("DCTDecode")) {
+ const CPDF_Dictionary* pParam = m_StreamAcc.GetImageParam();
+ m_pDecoder = CPDF_ModuleMgr::Get()->GetJpegModule()->CreateDecoder(
+ m_StreamAcc.GetData(), m_StreamAcc.GetSize(), m_SrcWidth, m_SrcHeight,
+ m_Bpp,
+ pParam ? pParam->GetInteger(FX_BSTRC("ColorTransform"), 1) : 1);
+ } else if (m_StreamAcc.GetImageDecoder() == FX_BSTRC("FlateDecode")) {
+ m_pDecoder = FPDFAPI_CreateFlateDecoder(
+ m_StreamAcc.GetData(), m_StreamAcc.GetSize(), m_SrcWidth, m_SrcHeight,
+ m_Bpp, 8, m_StreamAcc.GetImageParam());
+ } else {
+ return FALSE;
}
- m_pBitmap = new CFX_DIBitmap;
-#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
- m_pBitmap->Create(m_ResultWidth, m_ResultHeight, FXDIB_Rgb32);
+ m_pDecoder->DownScale(m_DestWidth, m_DestHeight);
+ }
+ m_pBitmap = new CFX_DIBitmap;
+#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
+ m_pBitmap->Create(m_ResultWidth, m_ResultHeight, FXDIB_Rgb32);
#else
- m_pBitmap->Create(m_ResultWidth, m_ResultHeight, FXDIB_Rgb);
+ m_pBitmap->Create(m_ResultWidth, m_ResultHeight, FXDIB_Rgb);
#endif
- m_LineIndex = 0;
- return TRUE;
+ m_LineIndex = 0;
+ return TRUE;
}
-FX_BOOL CPDF_QuickStretcher::Continue(IFX_Pause* pPause)
-{
- uint8_t* result_buf = m_pBitmap->GetBuffer();
- int src_width = m_pDecoder ? m_pDecoder->GetWidth() : m_SrcWidth;
- int src_height = m_pDecoder ? m_pDecoder->GetHeight() : m_SrcHeight;
- int src_pitch = src_width * m_Bpp;
- while (m_LineIndex < m_ResultHeight) {
- int dest_y, src_y;
- if (m_bFlipY) {
- dest_y = m_ResultHeight - m_LineIndex - 1;
- src_y = (m_DestHeight - (dest_y + m_ClipTop) - 1) * src_height / m_DestHeight;
- } else {
- dest_y = m_LineIndex;
- src_y = (dest_y + m_ClipTop) * src_height / m_DestHeight;
- }
- const uint8_t* src_scan;
- if (m_pDecoder) {
- src_scan = m_pDecoder->GetScanline(src_y);
- if (src_scan == NULL) {
- break;
- }
- } else {
- src_scan = m_StreamAcc.GetData();
- if (src_scan == NULL) {
- break;
- }
- src_scan += src_y * src_pitch;
- }
- uint8_t* result_scan = result_buf + dest_y * m_pBitmap->GetPitch();
- for (int x = 0; x < m_ResultWidth; x ++) {
- int dest_x = m_ClipLeft + x;
- int src_x = (m_bFlipX ? (m_DestWidth - dest_x - 1) : dest_x) * src_width / m_DestWidth;
- const uint8_t* src_pixel = src_scan + src_x * m_Bpp;
- if (m_pCS == NULL) {
- *result_scan = src_pixel[2];
- result_scan ++;
- *result_scan = src_pixel[1];
- result_scan ++;
- *result_scan = src_pixel[0];
- result_scan ++;
-#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
- result_scan ++;
+FX_BOOL CPDF_QuickStretcher::Continue(IFX_Pause* pPause) {
+ uint8_t* result_buf = m_pBitmap->GetBuffer();
+ int src_width = m_pDecoder ? m_pDecoder->GetWidth() : m_SrcWidth;
+ int src_height = m_pDecoder ? m_pDecoder->GetHeight() : m_SrcHeight;
+ int src_pitch = src_width * m_Bpp;
+ while (m_LineIndex < m_ResultHeight) {
+ int dest_y, src_y;
+ if (m_bFlipY) {
+ dest_y = m_ResultHeight - m_LineIndex - 1;
+ src_y =
+ (m_DestHeight - (dest_y + m_ClipTop) - 1) * src_height / m_DestHeight;
+ } else {
+ dest_y = m_LineIndex;
+ src_y = (dest_y + m_ClipTop) * src_height / m_DestHeight;
+ }
+ const uint8_t* src_scan;
+ if (m_pDecoder) {
+ src_scan = m_pDecoder->GetScanline(src_y);
+ if (src_scan == NULL) {
+ break;
+ }
+ } else {
+ src_scan = m_StreamAcc.GetData();
+ if (src_scan == NULL) {
+ break;
+ }
+ src_scan += src_y * src_pitch;
+ }
+ uint8_t* result_scan = result_buf + dest_y * m_pBitmap->GetPitch();
+ for (int x = 0; x < m_ResultWidth; x++) {
+ int dest_x = m_ClipLeft + x;
+ int src_x = (m_bFlipX ? (m_DestWidth - dest_x - 1) : dest_x) * src_width /
+ m_DestWidth;
+ const uint8_t* src_pixel = src_scan + src_x * m_Bpp;
+ if (m_pCS == NULL) {
+ *result_scan = src_pixel[2];
+ result_scan++;
+ *result_scan = src_pixel[1];
+ result_scan++;
+ *result_scan = src_pixel[0];
+ result_scan++;
+#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
+ result_scan++;
#endif
- } else {
- m_pCS->TranslateImageLine(result_scan, src_pixel, 1, 0, 0);
-#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
- result_scan += 4;
+ } else {
+ m_pCS->TranslateImageLine(result_scan, src_pixel, 1, 0, 0);
+#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
+ result_scan += 4;
#else
- result_scan += 3;
+ result_scan += 3;
#endif
- }
- }
- m_LineIndex ++;
- if (pPause && pPause->NeedToPauseNow()) {
- return TRUE;
- }
+ }
}
- return FALSE;
+ m_LineIndex++;
+ if (pPause && pPause->NeedToPauseNow()) {
+ return TRUE;
+ }
+ }
+ return FALSE;
}
CFX_DIBitmap* CPDF_RenderStatus::LoadSMask(CPDF_Dictionary* pSMaskDict,
- FX_RECT* pClipRect, const CFX_AffineMatrix* pMatrix)
-{
- if (pSMaskDict == NULL) {
- return NULL;
- }
- CFX_DIBitmap* pMask = NULL;
- int width = pClipRect->right - pClipRect->left;
- int height = pClipRect->bottom - pClipRect->top;
- FX_BOOL bLuminosity = FALSE;
- bLuminosity = pSMaskDict->GetConstString(FX_BSTRC("S")) != FX_BSTRC("Alpha");
- CPDF_Stream* pGroup = pSMaskDict->GetStream(FX_BSTRC("G"));
- if (pGroup == NULL) {
- return NULL;
- }
- CPDF_Function* pFunc = NULL;
- CPDF_Object* pFuncObj = pSMaskDict->GetElementValue(FX_BSTRC("TR"));
- if (pFuncObj && (pFuncObj->GetType() == PDFOBJ_DICTIONARY || pFuncObj->GetType() == PDFOBJ_STREAM)) {
- pFunc = CPDF_Function::Load(pFuncObj);
- }
- CFX_AffineMatrix matrix = *pMatrix;
- matrix.TranslateI(-pClipRect->left, -pClipRect->top);
- CPDF_Form form(m_pContext->m_pDocument, m_pContext->m_pPageResources, pGroup);
- form.ParseContent(NULL, NULL, NULL, NULL);
- CFX_FxgeDevice bitmap_device;
-#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
- if (!bitmap_device.Create(width, height, bLuminosity ? FXDIB_Rgb32 : FXDIB_8bppMask)) {
- return NULL;
- }
+ FX_RECT* pClipRect,
+ const CFX_AffineMatrix* pMatrix) {
+ if (pSMaskDict == NULL) {
+ return NULL;
+ }
+ CFX_DIBitmap* pMask = NULL;
+ int width = pClipRect->right - pClipRect->left;
+ int height = pClipRect->bottom - pClipRect->top;
+ FX_BOOL bLuminosity = FALSE;
+ bLuminosity = pSMaskDict->GetConstString(FX_BSTRC("S")) != FX_BSTRC("Alpha");
+ CPDF_Stream* pGroup = pSMaskDict->GetStream(FX_BSTRC("G"));
+ if (pGroup == NULL) {
+ return NULL;
+ }
+ CPDF_Function* pFunc = NULL;
+ CPDF_Object* pFuncObj = pSMaskDict->GetElementValue(FX_BSTRC("TR"));
+ if (pFuncObj && (pFuncObj->GetType() == PDFOBJ_DICTIONARY ||
+ pFuncObj->GetType() == PDFOBJ_STREAM)) {
+ pFunc = CPDF_Function::Load(pFuncObj);
+ }
+ CFX_AffineMatrix matrix = *pMatrix;
+ matrix.TranslateI(-pClipRect->left, -pClipRect->top);
+ CPDF_Form form(m_pContext->m_pDocument, m_pContext->m_pPageResources, pGroup);
+ form.ParseContent(NULL, NULL, NULL, NULL);
+ CFX_FxgeDevice bitmap_device;
+#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
+ if (!bitmap_device.Create(width, height,
+ bLuminosity ? FXDIB_Rgb32 : FXDIB_8bppMask)) {
+ return NULL;
+ }
#else
- if (!bitmap_device.Create(width, height, bLuminosity ? FXDIB_Rgb : FXDIB_8bppMask)) {
- return NULL;
- }
+ if (!bitmap_device.Create(width, height,
+ bLuminosity ? FXDIB_Rgb : FXDIB_8bppMask)) {
+ return NULL;
+ }
#endif
- CFX_DIBitmap& bitmap = *bitmap_device.GetBitmap();
- CPDF_Object* pCSObj = NULL;
- CPDF_ColorSpace* pCS = NULL;
- if (bLuminosity) {
- CPDF_Array* pBC = pSMaskDict->GetArray(FX_BSTRC("BC"));
- FX_ARGB back_color = 0xff000000;
- if (pBC) {
- CPDF_Dictionary* pDict = pGroup->GetDict();
- if (pDict && pDict->GetDict(FX_BSTRC("Group")))
- pCSObj = pDict->GetDict(FX_BSTRC("Group"))->GetElementValue(FX_BSTRC("CS"));
- else
- pCSObj = NULL;
- pCS = m_pContext->m_pDocument->LoadColorSpace(pCSObj);
- if (pCS) {
- FX_FLOAT R, G, B;
- FX_DWORD comps = 8;
- if (pCS->CountComponents() > static_cast<int32_t>(comps)) {
- comps = (FX_DWORD)pCS->CountComponents();
- }
- CFX_FixedBufGrow<FX_FLOAT, 8> float_array(comps);
- FX_FLOAT* pFloats = float_array;
- FX_SAFE_DWORD num_floats = comps;
- num_floats *= sizeof(FX_FLOAT);
- if (!num_floats.IsValid()) {
- return NULL;
- }
- FXSYS_memset(pFloats, 0, num_floats.ValueOrDie());
- int count = pBC->GetCount() > 8 ? 8 : pBC->GetCount();
- for (int i = 0; i < count; i ++) {
- pFloats[i] = pBC->GetNumber(i);
- }
- pCS->GetRGB(pFloats, R, G, B);
- back_color = 0xff000000 | ((int32_t)(R * 255) << 16) | ((int32_t)(G * 255) << 8) | (int32_t)(B * 255);
- m_pContext->m_pDocument->GetPageData()->ReleaseColorSpace(pCSObj);
- }
+ CFX_DIBitmap& bitmap = *bitmap_device.GetBitmap();
+ CPDF_Object* pCSObj = NULL;
+ CPDF_ColorSpace* pCS = NULL;
+ if (bLuminosity) {
+ CPDF_Array* pBC = pSMaskDict->GetArray(FX_BSTRC("BC"));
+ FX_ARGB back_color = 0xff000000;
+ if (pBC) {
+ CPDF_Dictionary* pDict = pGroup->GetDict();
+ if (pDict && pDict->GetDict(FX_BSTRC("Group")))
+ pCSObj =
+ pDict->GetDict(FX_BSTRC("Group"))->GetElementValue(FX_BSTRC("CS"));
+ else
+ pCSObj = NULL;
+ pCS = m_pContext->m_pDocument->LoadColorSpace(pCSObj);
+ if (pCS) {
+ FX_FLOAT R, G, B;
+ FX_DWORD comps = 8;
+ if (pCS->CountComponents() > static_cast<int32_t>(comps)) {
+ comps = (FX_DWORD)pCS->CountComponents();
}
- bitmap.Clear(back_color);
- } else {
- bitmap.Clear(0);
- }
- CPDF_Dictionary* pFormResource = NULL;
- if (form.m_pFormDict) {
- pFormResource = form.m_pFormDict->GetDict(FX_BSTRC("Resources"));
- }
- CPDF_RenderOptions options;
- options.m_ColorMode = bLuminosity ? RENDER_COLOR_NORMAL : RENDER_COLOR_ALPHA;
- CPDF_RenderStatus status;
- status.Initialize(m_pContext, &bitmap_device, NULL, NULL, NULL, NULL,
- &options, 0, m_bDropObjects, pFormResource, TRUE, NULL, 0, pCS ? pCS->GetFamily() : 0, bLuminosity);
- status.RenderObjectList(&form, &matrix);
- pMask = new CFX_DIBitmap;
- if (!pMask->Create(width, height, FXDIB_8bppMask)) {
- delete pMask;
- return NULL;
- }
- uint8_t* dest_buf = pMask->GetBuffer();
- int dest_pitch = pMask->GetPitch();
- uint8_t* src_buf = bitmap.GetBuffer();
- int src_pitch = bitmap.GetPitch();
- uint8_t* pTransfer = FX_Alloc(uint8_t, 256);
- if (pFunc) {
- CFX_FixedBufGrow<FX_FLOAT, 16> results(pFunc->CountOutputs());
- for (int i = 0; i < 256; i ++) {
- FX_FLOAT input = (FX_FLOAT)i / 255.0f;
- int nresult;
- pFunc->Call(&input, 1, results, nresult);
- pTransfer[i] = FXSYS_round(results[0] * 255);
+ CFX_FixedBufGrow<FX_FLOAT, 8> float_array(comps);
+ FX_FLOAT* pFloats = float_array;
+ FX_SAFE_DWORD num_floats = comps;
+ num_floats *= sizeof(FX_FLOAT);
+ if (!num_floats.IsValid()) {
+ return NULL;
}
- } else {
- for (int i = 0; i < 256; i ++) {
- pTransfer[i] = i;
+ FXSYS_memset(pFloats, 0, num_floats.ValueOrDie());
+ int count = pBC->GetCount() > 8 ? 8 : pBC->GetCount();
+ for (int i = 0; i < count; i++) {
+ pFloats[i] = pBC->GetNumber(i);
}
- }
- if (bLuminosity) {
- int Bpp = bitmap.GetBPP() / 8;
- for (int row = 0; row < height; row ++) {
- uint8_t* dest_pos = dest_buf + row * dest_pitch;
- uint8_t* src_pos = src_buf + row * src_pitch;
- for (int col = 0; col < width; col ++) {
- *dest_pos ++ = pTransfer[FXRGB2GRAY(src_pos[2], src_pos[1], *src_pos)];
- src_pos += Bpp;
- }
- }
- } else if (pFunc) {
- int size = dest_pitch * height;
- for (int i = 0; i < size; i ++) {
- dest_buf[i] = pTransfer[src_buf[i]];
- }
- } else {
- FXSYS_memcpy(dest_buf, src_buf, dest_pitch * height);
- }
- delete pFunc;
- FX_Free(pTransfer);
- return pMask;
+ pCS->GetRGB(pFloats, R, G, B);
+ back_color = 0xff000000 | ((int32_t)(R * 255) << 16) |
+ ((int32_t)(G * 255) << 8) | (int32_t)(B * 255);
+ m_pContext->m_pDocument->GetPageData()->ReleaseColorSpace(pCSObj);
+ }
+ }
+ bitmap.Clear(back_color);
+ } else {
+ bitmap.Clear(0);
+ }
+ CPDF_Dictionary* pFormResource = NULL;
+ if (form.m_pFormDict) {
+ pFormResource = form.m_pFormDict->GetDict(FX_BSTRC("Resources"));
+ }
+ CPDF_RenderOptions options;
+ options.m_ColorMode = bLuminosity ? RENDER_COLOR_NORMAL : RENDER_COLOR_ALPHA;
+ CPDF_RenderStatus status;
+ status.Initialize(m_pContext, &bitmap_device, NULL, NULL, NULL, NULL,
+ &options, 0, m_bDropObjects, pFormResource, TRUE, NULL, 0,
+ pCS ? pCS->GetFamily() : 0, bLuminosity);
+ status.RenderObjectList(&form, &matrix);
+ pMask = new CFX_DIBitmap;
+ if (!pMask->Create(width, height, FXDIB_8bppMask)) {
+ delete pMask;
+ return NULL;
+ }
+ uint8_t* dest_buf = pMask->GetBuffer();
+ int dest_pitch = pMask->GetPitch();
+ uint8_t* src_buf = bitmap.GetBuffer();
+ int src_pitch = bitmap.GetPitch();
+ uint8_t* pTransfer = FX_Alloc(uint8_t, 256);
+ if (pFunc) {
+ CFX_FixedBufGrow<FX_FLOAT, 16> results(pFunc->CountOutputs());
+ for (int i = 0; i < 256; i++) {
+ FX_FLOAT input = (FX_FLOAT)i / 255.0f;
+ int nresult;
+ pFunc->Call(&input, 1, results, nresult);
+ pTransfer[i] = FXSYS_round(results[0] * 255);
+ }
+ } else {
+ for (int i = 0; i < 256; i++) {
+ pTransfer[i] = i;
+ }
+ }
+ if (bLuminosity) {
+ int Bpp = bitmap.GetBPP() / 8;
+ for (int row = 0; row < height; row++) {
+ uint8_t* dest_pos = dest_buf + row * dest_pitch;
+ uint8_t* src_pos = src_buf + row * src_pitch;
+ for (int col = 0; col < width; col++) {
+ *dest_pos++ = pTransfer[FXRGB2GRAY(src_pos[2], src_pos[1], *src_pos)];
+ src_pos += Bpp;
+ }
+ }
+ } else if (pFunc) {
+ int size = dest_pitch * height;
+ for (int i = 0; i < size; i++) {
+ dest_buf[i] = pTransfer[src_buf[i]];
+ }
+ } else {
+ FXSYS_memcpy(dest_buf, src_buf, dest_pitch * height);
+ }
+ delete pFunc;
+ FX_Free(pTransfer);
+ return pMask;
}
diff --git a/core/src/fpdfapi/fpdf_render/fpdf_render_loadimage.cpp b/core/src/fpdfapi/fpdf_render/fpdf_render_loadimage.cpp
index 7d17e78e24..e066957e62 100644
--- a/core/src/fpdfapi/fpdf_render/fpdf_render_loadimage.cpp
+++ b/core/src/fpdfapi/fpdf_render/fpdf_render_loadimage.cpp
@@ -16,1550 +16,1639 @@
namespace {
-unsigned int _GetBits8(const uint8_t* pData, int bitpos, int nbits)
-{
- unsigned int byte = pData[bitpos / 8];
- if (nbits == 8) {
- return byte;
- }
- if (nbits == 4) {
- return (bitpos % 8) ? (byte & 0x0f) : (byte >> 4);
- }
- if (nbits == 2) {
- return (byte >> (6 - bitpos % 8)) & 0x03;
- }
- if (nbits == 1) {
- return (byte >> (7 - bitpos % 8)) & 0x01;
- }
- if (nbits == 16) {
- return byte * 256 + pData[bitpos / 8 + 1];
- }
- return 0;
+unsigned int _GetBits8(const uint8_t* pData, int bitpos, int nbits) {
+ unsigned int byte = pData[bitpos / 8];
+ if (nbits == 8) {
+ return byte;
+ }
+ if (nbits == 4) {
+ return (bitpos % 8) ? (byte & 0x0f) : (byte >> 4);
+ }
+ if (nbits == 2) {
+ return (byte >> (6 - bitpos % 8)) & 0x03;
+ }
+ if (nbits == 1) {
+ return (byte >> (7 - bitpos % 8)) & 0x01;
+ }
+ if (nbits == 16) {
+ return byte * 256 + pData[bitpos / 8 + 1];
+ }
+ return 0;
}
FX_SAFE_DWORD CalculatePitch8(FX_DWORD bpc,
FX_DWORD components,
int width,
- int height)
-{
- FX_SAFE_DWORD pitch = bpc;
- pitch *= components;
- pitch *= width;
- pitch += 7;
- pitch /= 8;
- pitch *= height;
- return pitch;
+ int height) {
+ FX_SAFE_DWORD pitch = bpc;
+ pitch *= components;
+ pitch *= width;
+ pitch += 7;
+ pitch /= 8;
+ pitch *= height;
+ return pitch;
}
-FX_SAFE_DWORD CalculatePitch32(int bpp, int width)
-{
- FX_SAFE_DWORD pitch = bpp;
- pitch *= width;
- pitch += 31;
- pitch /= 8;
- return pitch;
+FX_SAFE_DWORD CalculatePitch32(int bpp, int width) {
+ FX_SAFE_DWORD pitch = bpp;
+ pitch *= width;
+ pitch += 31;
+ pitch /= 8;
+ return pitch;
}
// Wrapper class to hold objects allocated in CPDF_DIBSource::LoadJpxBitmap(),
// because nonstd::unique_ptr does not support custom deleters yet.
-class JpxBitMapContext
-{
- public:
- explicit JpxBitMapContext(ICodec_JpxModule* jpx_module)
- : jpx_module_(jpx_module),
- ctx_(nullptr),
- output_offsets_(nullptr) {}
+class JpxBitMapContext {
+ public:
+ explicit JpxBitMapContext(ICodec_JpxModule* jpx_module)
+ : jpx_module_(jpx_module), ctx_(nullptr), output_offsets_(nullptr) {}
- ~JpxBitMapContext() {
- FX_Free(output_offsets_);
- jpx_module_->DestroyDecoder(ctx_);
- }
+ ~JpxBitMapContext() {
+ FX_Free(output_offsets_);
+ jpx_module_->DestroyDecoder(ctx_);
+ }
- // Takes ownership of |ctx|.
- void set_context(void* ctx) {
- ctx_ = ctx;
- }
+ // Takes ownership of |ctx|.
+ void set_context(void* ctx) { ctx_ = ctx; }
- void* context() {
- return ctx_;
- }
+ void* context() { return ctx_; }
- // Takes ownership of |output_offsets|.
- void set_output_offsets(unsigned char* output_offsets) {
- output_offsets_ = output_offsets;
- }
+ // Takes ownership of |output_offsets|.
+ void set_output_offsets(unsigned char* output_offsets) {
+ output_offsets_ = output_offsets;
+ }
- unsigned char* output_offsets() {
- return output_offsets_;
- }
+ unsigned char* output_offsets() { return output_offsets_; }
- private:
- ICodec_JpxModule* jpx_module_; // Weak pointer.
- void* ctx_; // Decoder context, owned.
- unsigned char* output_offsets_; // Output offsets for decoding, owned.
+ private:
+ ICodec_JpxModule* jpx_module_; // Weak pointer.
+ void* ctx_; // Decoder context, owned.
+ unsigned char* output_offsets_; // Output offsets for decoding, owned.
- // Disallow evil constructors
- JpxBitMapContext(const JpxBitMapContext&);
- void operator=(const JpxBitMapContext&);
+ // Disallow evil constructors
+ JpxBitMapContext(const JpxBitMapContext&);
+ void operator=(const JpxBitMapContext&);
};
} // namespace
-CFX_DIBSource* CPDF_Image::LoadDIBSource(CFX_DIBSource** ppMask, FX_DWORD* pMatteColor, FX_BOOL bStdCS, FX_DWORD GroupFamily, FX_BOOL bLoadMask) const
-{
- CPDF_DIBSource* pSource = new CPDF_DIBSource;
- if (pSource->Load(m_pDocument, m_pStream, (CPDF_DIBSource**)ppMask, pMatteColor, NULL, NULL, bStdCS, GroupFamily, bLoadMask)) {
- return pSource;
- }
- delete pSource;
- return NULL;
+CFX_DIBSource* CPDF_Image::LoadDIBSource(CFX_DIBSource** ppMask,
+ FX_DWORD* pMatteColor,
+ FX_BOOL bStdCS,
+ FX_DWORD GroupFamily,
+ FX_BOOL bLoadMask) const {
+ CPDF_DIBSource* pSource = new CPDF_DIBSource;
+ if (pSource->Load(m_pDocument, m_pStream, (CPDF_DIBSource**)ppMask,
+ pMatteColor, NULL, NULL, bStdCS, GroupFamily, bLoadMask)) {
+ return pSource;
+ }
+ delete pSource;
+ return NULL;
}
-CFX_DIBSource* CPDF_Image::DetachBitmap()
-{
- CFX_DIBSource* pBitmap = m_pDIBSource;
- m_pDIBSource = NULL;
- return pBitmap;
+CFX_DIBSource* CPDF_Image::DetachBitmap() {
+ CFX_DIBSource* pBitmap = m_pDIBSource;
+ m_pDIBSource = NULL;
+ return pBitmap;
}
-CFX_DIBSource* CPDF_Image::DetachMask()
-{
- CFX_DIBSource* pBitmap = m_pMask;
- m_pMask = NULL;
- return pBitmap;
+CFX_DIBSource* CPDF_Image::DetachMask() {
+ CFX_DIBSource* pBitmap = m_pMask;
+ m_pMask = NULL;
+ return pBitmap;
}
-FX_BOOL CPDF_Image::StartLoadDIBSource(CPDF_Dictionary* pFormResource, CPDF_Dictionary* pPageResource, FX_BOOL bStdCS, FX_DWORD GroupFamily, FX_BOOL bLoadMask)
-{
- m_pDIBSource = new CPDF_DIBSource;
- int ret = ((CPDF_DIBSource*)m_pDIBSource)->StartLoadDIBSource(m_pDocument, m_pStream, TRUE, pFormResource, pPageResource, bStdCS, GroupFamily, bLoadMask);
- if (ret == 2) {
- return TRUE;
- }
- if (!ret) {
- delete m_pDIBSource;
- m_pDIBSource = NULL;
- return FALSE;
- }
- m_pMask = ((CPDF_DIBSource*)m_pDIBSource)->DetachMask();
- m_MatteColor = ((CPDF_DIBSource*)m_pDIBSource)->m_MatteColor;
+FX_BOOL CPDF_Image::StartLoadDIBSource(CPDF_Dictionary* pFormResource,
+ CPDF_Dictionary* pPageResource,
+ FX_BOOL bStdCS,
+ FX_DWORD GroupFamily,
+ FX_BOOL bLoadMask) {
+ m_pDIBSource = new CPDF_DIBSource;
+ int ret =
+ ((CPDF_DIBSource*)m_pDIBSource)
+ ->StartLoadDIBSource(m_pDocument, m_pStream, TRUE, pFormResource,
+ pPageResource, bStdCS, GroupFamily, bLoadMask);
+ if (ret == 2) {
+ return TRUE;
+ }
+ if (!ret) {
+ delete m_pDIBSource;
+ m_pDIBSource = NULL;
return FALSE;
+ }
+ m_pMask = ((CPDF_DIBSource*)m_pDIBSource)->DetachMask();
+ m_MatteColor = ((CPDF_DIBSource*)m_pDIBSource)->m_MatteColor;
+ return FALSE;
}
-FX_BOOL CPDF_Image::Continue(IFX_Pause* pPause)
-{
- int ret = ((CPDF_DIBSource*)m_pDIBSource)->ContinueLoadDIBSource(pPause);
- if (ret == 2) {
- return TRUE;
- }
- if (!ret) {
- delete m_pDIBSource;
- m_pDIBSource = NULL;
- return FALSE;
- }
- m_pMask = ((CPDF_DIBSource*)m_pDIBSource)->DetachMask();
- m_MatteColor = ((CPDF_DIBSource*)m_pDIBSource)->m_MatteColor;
+FX_BOOL CPDF_Image::Continue(IFX_Pause* pPause) {
+ int ret = ((CPDF_DIBSource*)m_pDIBSource)->ContinueLoadDIBSource(pPause);
+ if (ret == 2) {
+ return TRUE;
+ }
+ if (!ret) {
+ delete m_pDIBSource;
+ m_pDIBSource = NULL;
return FALSE;
+ }
+ m_pMask = ((CPDF_DIBSource*)m_pDIBSource)->DetachMask();
+ m_MatteColor = ((CPDF_DIBSource*)m_pDIBSource)->m_MatteColor;
+ return FALSE;
}
-CPDF_DIBSource::CPDF_DIBSource()
-{
- m_pDocument = NULL;
- m_pStreamAcc = NULL;
- m_pDict = NULL;
- m_bpp = 0;
- m_Width = m_Height = 0;
- m_pColorSpace = NULL;
- m_bDefaultDecode = TRUE;
- m_bImageMask = FALSE;
- m_bDoBpcCheck = TRUE;
- m_pPalette = NULL;
- m_pCompData = NULL;
- m_bColorKey = FALSE;
- m_pMaskedLine = m_pLineBuf = NULL;
- m_pDecoder = NULL;
- m_nComponents = 0;
- m_bpc = 0;
- m_bLoadMask = FALSE;
- m_Family = 0;
- m_pMask = NULL;
- m_MatteColor = 0;
- m_pJbig2Context = NULL;
- m_pGlobalStream = NULL;
- m_bStdCS = FALSE;
- m_pMaskStream = NULL;
- m_Status = 0;
- m_bHasMask = FALSE;
+CPDF_DIBSource::CPDF_DIBSource() {
+ m_pDocument = NULL;
+ m_pStreamAcc = NULL;
+ m_pDict = NULL;
+ m_bpp = 0;
+ m_Width = m_Height = 0;
+ m_pColorSpace = NULL;
+ m_bDefaultDecode = TRUE;
+ m_bImageMask = FALSE;
+ m_bDoBpcCheck = TRUE;
+ m_pPalette = NULL;
+ m_pCompData = NULL;
+ m_bColorKey = FALSE;
+ m_pMaskedLine = m_pLineBuf = NULL;
+ m_pDecoder = NULL;
+ m_nComponents = 0;
+ m_bpc = 0;
+ m_bLoadMask = FALSE;
+ m_Family = 0;
+ m_pMask = NULL;
+ m_MatteColor = 0;
+ m_pJbig2Context = NULL;
+ m_pGlobalStream = NULL;
+ m_bStdCS = FALSE;
+ m_pMaskStream = NULL;
+ m_Status = 0;
+ m_bHasMask = FALSE;
}
-CPDF_DIBSource::~CPDF_DIBSource()
-{
- delete m_pStreamAcc;
- if (m_pMaskedLine) {
- FX_Free(m_pMaskedLine);
- }
- if (m_pLineBuf) {
- FX_Free(m_pLineBuf);
- }
- m_pCachedBitmap.reset();
- delete m_pDecoder;
- if (m_pCompData) {
- FX_Free(m_pCompData);
- }
- CPDF_ColorSpace* pCS = m_pColorSpace;
- if (pCS && m_pDocument) {
- m_pDocument->GetPageData()->ReleaseColorSpace(pCS->GetArray());
- }
- if (m_pJbig2Context) {
- ICodec_Jbig2Module* pJbig2Module = CPDF_ModuleMgr::Get()->GetJbig2Module();
- pJbig2Module->DestroyJbig2Context(m_pJbig2Context);
- }
- delete m_pGlobalStream;
+CPDF_DIBSource::~CPDF_DIBSource() {
+ delete m_pStreamAcc;
+ if (m_pMaskedLine) {
+ FX_Free(m_pMaskedLine);
+ }
+ if (m_pLineBuf) {
+ FX_Free(m_pLineBuf);
+ }
+ m_pCachedBitmap.reset();
+ delete m_pDecoder;
+ if (m_pCompData) {
+ FX_Free(m_pCompData);
+ }
+ CPDF_ColorSpace* pCS = m_pColorSpace;
+ if (pCS && m_pDocument) {
+ m_pDocument->GetPageData()->ReleaseColorSpace(pCS->GetArray());
+ }
+ if (m_pJbig2Context) {
+ ICodec_Jbig2Module* pJbig2Module = CPDF_ModuleMgr::Get()->GetJbig2Module();
+ pJbig2Module->DestroyJbig2Context(m_pJbig2Context);
+ }
+ delete m_pGlobalStream;
}
-CFX_DIBitmap* CPDF_DIBSource::GetBitmap() const
-{
- return m_pCachedBitmap ? m_pCachedBitmap.get() : Clone();
+CFX_DIBitmap* CPDF_DIBSource::GetBitmap() const {
+ return m_pCachedBitmap ? m_pCachedBitmap.get() : Clone();
}
-void CPDF_DIBSource::ReleaseBitmap(CFX_DIBitmap* pBitmap) const
-{
- if (pBitmap && pBitmap != m_pCachedBitmap) {
- delete pBitmap;
- }
+void CPDF_DIBSource::ReleaseBitmap(CFX_DIBitmap* pBitmap) const {
+ if (pBitmap && pBitmap != m_pCachedBitmap) {
+ delete pBitmap;
+ }
}
-FX_BOOL CPDF_DIBSource::Load(CPDF_Document* pDoc, const CPDF_Stream* pStream, CPDF_DIBSource** ppMask,
- FX_DWORD* pMatteColor, CPDF_Dictionary* pFormResources, CPDF_Dictionary* pPageResources, FX_BOOL bStdCS, FX_DWORD GroupFamily, FX_BOOL bLoadMask)
-{
- if (pStream == NULL) {
- return FALSE;
- }
- m_pDocument = pDoc;
- m_pDict = pStream->GetDict();
- if (m_pDict == NULL) {
- return FALSE;
- }
- m_pStream = pStream;
- m_Width = m_pDict->GetInteger(FX_BSTRC("Width"));
- m_Height = m_pDict->GetInteger(FX_BSTRC("Height"));
- if (m_Width <= 0 || m_Height <= 0 || m_Width > 0x01ffff || m_Height > 0x01ffff) {
- return FALSE;
- }
- m_GroupFamily = GroupFamily;
- m_bLoadMask = bLoadMask;
- if (!LoadColorInfo(m_pStream->GetObjNum() != 0 ? NULL : pFormResources, pPageResources)) {
- return FALSE;
- }
- if (m_bDoBpcCheck && (m_bpc == 0 || m_nComponents == 0)) {
- return FALSE;
- }
- FX_SAFE_DWORD src_pitch =
- CalculatePitch8(m_bpc, m_nComponents, m_Width, m_Height);
- if (!src_pitch.IsValid()) {
- return FALSE;
- }
- m_pStreamAcc = new CPDF_StreamAcc;
- m_pStreamAcc->LoadAllData(pStream, FALSE, src_pitch.ValueOrDie(), TRUE);
- if (m_pStreamAcc->GetSize() == 0 || m_pStreamAcc->GetData() == NULL) {
- return FALSE;
- }
- if (!CreateDecoder()) {
- return FALSE;
- }
- if (m_bImageMask) {
- m_bpp = 1;
- m_bpc = 1;
- m_nComponents = 1;
- m_AlphaFlag = 1;
- } else if (m_bpc * m_nComponents == 1) {
- m_bpp = 1;
- } else if (m_bpc * m_nComponents <= 8) {
- m_bpp = 8;
- } else {
- m_bpp = 24;
- }
- FX_SAFE_DWORD pitch = CalculatePitch32(m_bpp, m_Width);
+FX_BOOL CPDF_DIBSource::Load(CPDF_Document* pDoc,
+ const CPDF_Stream* pStream,
+ CPDF_DIBSource** ppMask,
+ FX_DWORD* pMatteColor,
+ CPDF_Dictionary* pFormResources,
+ CPDF_Dictionary* pPageResources,
+ FX_BOOL bStdCS,
+ FX_DWORD GroupFamily,
+ FX_BOOL bLoadMask) {
+ if (pStream == NULL) {
+ return FALSE;
+ }
+ m_pDocument = pDoc;
+ m_pDict = pStream->GetDict();
+ if (m_pDict == NULL) {
+ return FALSE;
+ }
+ m_pStream = pStream;
+ m_Width = m_pDict->GetInteger(FX_BSTRC("Width"));
+ m_Height = m_pDict->GetInteger(FX_BSTRC("Height"));
+ if (m_Width <= 0 || m_Height <= 0 || m_Width > 0x01ffff ||
+ m_Height > 0x01ffff) {
+ return FALSE;
+ }
+ m_GroupFamily = GroupFamily;
+ m_bLoadMask = bLoadMask;
+ if (!LoadColorInfo(m_pStream->GetObjNum() != 0 ? NULL : pFormResources,
+ pPageResources)) {
+ return FALSE;
+ }
+ if (m_bDoBpcCheck && (m_bpc == 0 || m_nComponents == 0)) {
+ return FALSE;
+ }
+ FX_SAFE_DWORD src_pitch =
+ CalculatePitch8(m_bpc, m_nComponents, m_Width, m_Height);
+ if (!src_pitch.IsValid()) {
+ return FALSE;
+ }
+ m_pStreamAcc = new CPDF_StreamAcc;
+ m_pStreamAcc->LoadAllData(pStream, FALSE, src_pitch.ValueOrDie(), TRUE);
+ if (m_pStreamAcc->GetSize() == 0 || m_pStreamAcc->GetData() == NULL) {
+ return FALSE;
+ }
+ if (!CreateDecoder()) {
+ return FALSE;
+ }
+ if (m_bImageMask) {
+ m_bpp = 1;
+ m_bpc = 1;
+ m_nComponents = 1;
+ m_AlphaFlag = 1;
+ } else if (m_bpc * m_nComponents == 1) {
+ m_bpp = 1;
+ } else if (m_bpc * m_nComponents <= 8) {
+ m_bpp = 8;
+ } else {
+ m_bpp = 24;
+ }
+ FX_SAFE_DWORD pitch = CalculatePitch32(m_bpp, m_Width);
+ if (!pitch.IsValid()) {
+ return FALSE;
+ }
+ m_pLineBuf = FX_Alloc(uint8_t, pitch.ValueOrDie());
+ if (m_pColorSpace && bStdCS) {
+ m_pColorSpace->EnableStdConversion(TRUE);
+ }
+ LoadPalette();
+ if (m_bColorKey) {
+ m_bpp = 32;
+ m_AlphaFlag = 2;
+ pitch = CalculatePitch32(m_bpp, m_Width);
if (!pitch.IsValid()) {
- return FALSE;
- }
- m_pLineBuf = FX_Alloc(uint8_t, pitch.ValueOrDie());
- if (m_pColorSpace && bStdCS) {
- m_pColorSpace->EnableStdConversion(TRUE);
- }
- LoadPalette();
- if (m_bColorKey) {
- m_bpp = 32;
- m_AlphaFlag = 2;
- pitch = CalculatePitch32(m_bpp, m_Width);
- if (!pitch.IsValid()) {
- return FALSE;
- }
- m_pMaskedLine = FX_Alloc(uint8_t, pitch.ValueOrDie());
- }
- m_Pitch = pitch.ValueOrDie();
- if (ppMask) {
- *ppMask = LoadMask(*pMatteColor);
- }
- if (m_pColorSpace && bStdCS) {
- m_pColorSpace->EnableStdConversion(FALSE);
- }
- return TRUE;
+ return FALSE;
+ }
+ m_pMaskedLine = FX_Alloc(uint8_t, pitch.ValueOrDie());
+ }
+ m_Pitch = pitch.ValueOrDie();
+ if (ppMask) {
+ *ppMask = LoadMask(*pMatteColor);
+ }
+ if (m_pColorSpace && bStdCS) {
+ m_pColorSpace->EnableStdConversion(FALSE);
+ }
+ return TRUE;
}
-int CPDF_DIBSource::ContinueToLoadMask()
-{
- if (m_bImageMask) {
- m_bpp = 1;
- m_bpc = 1;
- m_nComponents = 1;
- m_AlphaFlag = 1;
- } else if (m_bpc * m_nComponents == 1) {
- m_bpp = 1;
- } else if (m_bpc * m_nComponents <= 8) {
- m_bpp = 8;
- } else {
- m_bpp = 24;
- }
- if (!m_bpc || !m_nComponents) {
- return 0;
- }
- FX_SAFE_DWORD pitch = CalculatePitch32(m_bpp, m_Width);
+int CPDF_DIBSource::ContinueToLoadMask() {
+ if (m_bImageMask) {
+ m_bpp = 1;
+ m_bpc = 1;
+ m_nComponents = 1;
+ m_AlphaFlag = 1;
+ } else if (m_bpc * m_nComponents == 1) {
+ m_bpp = 1;
+ } else if (m_bpc * m_nComponents <= 8) {
+ m_bpp = 8;
+ } else {
+ m_bpp = 24;
+ }
+ if (!m_bpc || !m_nComponents) {
+ return 0;
+ }
+ FX_SAFE_DWORD pitch = CalculatePitch32(m_bpp, m_Width);
+ if (!pitch.IsValid()) {
+ return 0;
+ }
+ m_pLineBuf = FX_Alloc(uint8_t, pitch.ValueOrDie());
+ if (m_pColorSpace && m_bStdCS) {
+ m_pColorSpace->EnableStdConversion(TRUE);
+ }
+ LoadPalette();
+ if (m_bColorKey) {
+ m_bpp = 32;
+ m_AlphaFlag = 2;
+ pitch = CalculatePitch32(m_bpp, m_Width);
if (!pitch.IsValid()) {
- return 0;
- }
- m_pLineBuf = FX_Alloc(uint8_t, pitch.ValueOrDie());
- if (m_pColorSpace && m_bStdCS) {
- m_pColorSpace->EnableStdConversion(TRUE);
+ return 0;
}
- LoadPalette();
- if (m_bColorKey) {
- m_bpp = 32;
- m_AlphaFlag = 2;
- pitch = CalculatePitch32(m_bpp, m_Width);
- if (!pitch.IsValid()) {
- return 0;
- }
- m_pMaskedLine = FX_Alloc(uint8_t, pitch.ValueOrDie());
- }
- m_Pitch = pitch.ValueOrDie();
- return 1;
+ m_pMaskedLine = FX_Alloc(uint8_t, pitch.ValueOrDie());
+ }
+ m_Pitch = pitch.ValueOrDie();
+ return 1;
}
-int CPDF_DIBSource::StartLoadDIBSource(CPDF_Document* pDoc, const CPDF_Stream* pStream, FX_BOOL bHasMask,
- CPDF_Dictionary* pFormResources, CPDF_Dictionary* pPageResources,
- FX_BOOL bStdCS, FX_DWORD GroupFamily, FX_BOOL bLoadMask)
-{
- if (pStream == NULL) {
- return 0;
- }
- m_pDocument = pDoc;
- m_pDict = pStream->GetDict();
- m_pStream = pStream;
- m_bStdCS = bStdCS;
- m_bHasMask = bHasMask;
- m_Width = m_pDict->GetInteger(FX_BSTRC("Width"));
- m_Height = m_pDict->GetInteger(FX_BSTRC("Height"));
- if (m_Width <= 0 || m_Height <= 0 || m_Width > 0x01ffff || m_Height > 0x01ffff) {
- return 0;
- }
- m_GroupFamily = GroupFamily;
- m_bLoadMask = bLoadMask;
- if (!LoadColorInfo(m_pStream->GetObjNum() != 0 ? NULL : pFormResources, pPageResources)) {
- return 0;
- }
- if (m_bDoBpcCheck && (m_bpc == 0 || m_nComponents == 0)) {
- return 0;
- }
- FX_SAFE_DWORD src_pitch =
- CalculatePitch8(m_bpc, m_nComponents, m_Width, m_Height);
- if (!src_pitch.IsValid()) {
- return 0;
- }
- m_pStreamAcc = new CPDF_StreamAcc;
- m_pStreamAcc->LoadAllData(pStream, FALSE, src_pitch.ValueOrDie(), TRUE);
- if (m_pStreamAcc->GetSize() == 0 || m_pStreamAcc->GetData() == NULL) {
- return 0;
- }
- int ret = CreateDecoder();
- if (ret != 1) {
- if (!ret) {
- return ret;
- }
- if (!ContinueToLoadMask()) {
- return 0;
- }
- if (m_bHasMask) {
- StratLoadMask();
- }
- return ret;
+int CPDF_DIBSource::StartLoadDIBSource(CPDF_Document* pDoc,
+ const CPDF_Stream* pStream,
+ FX_BOOL bHasMask,
+ CPDF_Dictionary* pFormResources,
+ CPDF_Dictionary* pPageResources,
+ FX_BOOL bStdCS,
+ FX_DWORD GroupFamily,
+ FX_BOOL bLoadMask) {
+ if (pStream == NULL) {
+ return 0;
+ }
+ m_pDocument = pDoc;
+ m_pDict = pStream->GetDict();
+ m_pStream = pStream;
+ m_bStdCS = bStdCS;
+ m_bHasMask = bHasMask;
+ m_Width = m_pDict->GetInteger(FX_BSTRC("Width"));
+ m_Height = m_pDict->GetInteger(FX_BSTRC("Height"));
+ if (m_Width <= 0 || m_Height <= 0 || m_Width > 0x01ffff ||
+ m_Height > 0x01ffff) {
+ return 0;
+ }
+ m_GroupFamily = GroupFamily;
+ m_bLoadMask = bLoadMask;
+ if (!LoadColorInfo(m_pStream->GetObjNum() != 0 ? NULL : pFormResources,
+ pPageResources)) {
+ return 0;
+ }
+ if (m_bDoBpcCheck && (m_bpc == 0 || m_nComponents == 0)) {
+ return 0;
+ }
+ FX_SAFE_DWORD src_pitch =
+ CalculatePitch8(m_bpc, m_nComponents, m_Width, m_Height);
+ if (!src_pitch.IsValid()) {
+ return 0;
+ }
+ m_pStreamAcc = new CPDF_StreamAcc;
+ m_pStreamAcc->LoadAllData(pStream, FALSE, src_pitch.ValueOrDie(), TRUE);
+ if (m_pStreamAcc->GetSize() == 0 || m_pStreamAcc->GetData() == NULL) {
+ return 0;
+ }
+ int ret = CreateDecoder();
+ if (ret != 1) {
+ if (!ret) {
+ return ret;
}
if (!ContinueToLoadMask()) {
- return 0;
+ return 0;
}
if (m_bHasMask) {
- ret = StratLoadMask();
- }
- if (ret == 2) {
- return ret;
- }
- if (m_pColorSpace && m_bStdCS) {
- m_pColorSpace->EnableStdConversion(FALSE);
+ StratLoadMask();
}
return ret;
+ }
+ if (!ContinueToLoadMask()) {
+ return 0;
+ }
+ if (m_bHasMask) {
+ ret = StratLoadMask();
+ }
+ if (ret == 2) {
+ return ret;
+ }
+ if (m_pColorSpace && m_bStdCS) {
+ m_pColorSpace->EnableStdConversion(FALSE);
+ }
+ return ret;
}
-int CPDF_DIBSource::ContinueLoadDIBSource(IFX_Pause* pPause)
-{
- FXCODEC_STATUS ret;
- if (m_Status == 1) {
- const CFX_ByteString& decoder = m_pStreamAcc->GetImageDecoder();
- if (decoder == FX_BSTRC("JPXDecode")) {
- return 0;
- }
- ICodec_Jbig2Module* pJbig2Module = CPDF_ModuleMgr::Get()->GetJbig2Module();
- if (m_pJbig2Context == NULL) {
- m_pJbig2Context = pJbig2Module->CreateJbig2Context();
- if (m_pStreamAcc->GetImageParam()) {
- CPDF_Stream* pGlobals = m_pStreamAcc->GetImageParam()->GetStream(FX_BSTRC("JBIG2Globals"));
- if (pGlobals) {
- m_pGlobalStream = new CPDF_StreamAcc;
- m_pGlobalStream->LoadAllData(pGlobals, FALSE);
- }
- }
- ret = pJbig2Module->StartDecode(m_pJbig2Context, m_Width, m_Height, m_pStreamAcc->GetData(), m_pStreamAcc->GetSize(),
- m_pGlobalStream ? m_pGlobalStream->GetData() : NULL, m_pGlobalStream ? m_pGlobalStream->GetSize() : 0, m_pCachedBitmap->GetBuffer(),
- m_pCachedBitmap->GetPitch(), pPause);
- if (ret < 0) {
- m_pCachedBitmap.reset();
- delete m_pGlobalStream;
- m_pGlobalStream = NULL;
- pJbig2Module->DestroyJbig2Context(m_pJbig2Context);
- m_pJbig2Context = NULL;
- return 0;
- }
- if (ret == FXCODEC_STATUS_DECODE_TOBECONTINUE) {
- return 2;
- }
- int ret1 = 1;
- if (m_bHasMask) {
- ret1 = ContinueLoadMaskDIB(pPause);
- m_Status = 2;
- }
- if (ret1 == 2) {
- return ret1;
- }
- if (m_pColorSpace && m_bStdCS) {
- m_pColorSpace->EnableStdConversion(FALSE);
- }
- return ret1;
- }
- FXCODEC_STATUS ret = pJbig2Module->ContinueDecode(m_pJbig2Context, pPause);
- if (ret < 0) {
- m_pCachedBitmap.reset();
- delete m_pGlobalStream;
- m_pGlobalStream = NULL;
- pJbig2Module->DestroyJbig2Context(m_pJbig2Context);
- m_pJbig2Context = NULL;
- return 0;
- }
- if (ret == FXCODEC_STATUS_DECODE_TOBECONTINUE) {
- return 2;
- }
- int ret1 = 1;
- if (m_bHasMask) {
- ret1 = ContinueLoadMaskDIB(pPause);
- m_Status = 2;
- }
- if (ret1 == 2) {
- return ret1;
- }
- if (m_pColorSpace && m_bStdCS) {
- m_pColorSpace->EnableStdConversion(FALSE);
+int CPDF_DIBSource::ContinueLoadDIBSource(IFX_Pause* pPause) {
+ FXCODEC_STATUS ret;
+ if (m_Status == 1) {
+ const CFX_ByteString& decoder = m_pStreamAcc->GetImageDecoder();
+ if (decoder == FX_BSTRC("JPXDecode")) {
+ return 0;
+ }
+ ICodec_Jbig2Module* pJbig2Module = CPDF_ModuleMgr::Get()->GetJbig2Module();
+ if (m_pJbig2Context == NULL) {
+ m_pJbig2Context = pJbig2Module->CreateJbig2Context();
+ if (m_pStreamAcc->GetImageParam()) {
+ CPDF_Stream* pGlobals =
+ m_pStreamAcc->GetImageParam()->GetStream(FX_BSTRC("JBIG2Globals"));
+ if (pGlobals) {
+ m_pGlobalStream = new CPDF_StreamAcc;
+ m_pGlobalStream->LoadAllData(pGlobals, FALSE);
}
+ }
+ ret = pJbig2Module->StartDecode(
+ m_pJbig2Context, m_Width, m_Height, m_pStreamAcc->GetData(),
+ m_pStreamAcc->GetSize(),
+ m_pGlobalStream ? m_pGlobalStream->GetData() : NULL,
+ m_pGlobalStream ? m_pGlobalStream->GetSize() : 0,
+ m_pCachedBitmap->GetBuffer(), m_pCachedBitmap->GetPitch(), pPause);
+ if (ret < 0) {
+ m_pCachedBitmap.reset();
+ delete m_pGlobalStream;
+ m_pGlobalStream = NULL;
+ pJbig2Module->DestroyJbig2Context(m_pJbig2Context);
+ m_pJbig2Context = NULL;
+ return 0;
+ }
+ if (ret == FXCODEC_STATUS_DECODE_TOBECONTINUE) {
+ return 2;
+ }
+ int ret1 = 1;
+ if (m_bHasMask) {
+ ret1 = ContinueLoadMaskDIB(pPause);
+ m_Status = 2;
+ }
+ if (ret1 == 2) {
return ret1;
+ }
+ if (m_pColorSpace && m_bStdCS) {
+ m_pColorSpace->EnableStdConversion(FALSE);
+ }
+ return ret1;
+ }
+ FXCODEC_STATUS ret = pJbig2Module->ContinueDecode(m_pJbig2Context, pPause);
+ if (ret < 0) {
+ m_pCachedBitmap.reset();
+ delete m_pGlobalStream;
+ m_pGlobalStream = NULL;
+ pJbig2Module->DestroyJbig2Context(m_pJbig2Context);
+ m_pJbig2Context = NULL;
+ return 0;
+ }
+ if (ret == FXCODEC_STATUS_DECODE_TOBECONTINUE) {
+ return 2;
+ }
+ int ret1 = 1;
+ if (m_bHasMask) {
+ ret1 = ContinueLoadMaskDIB(pPause);
+ m_Status = 2;
}
- if (m_Status == 2) {
- return ContinueLoadMaskDIB(pPause);
+ if (ret1 == 2) {
+ return ret1;
}
- return 0;
+ if (m_pColorSpace && m_bStdCS) {
+ m_pColorSpace->EnableStdConversion(FALSE);
+ }
+ return ret1;
+ }
+ if (m_Status == 2) {
+ return ContinueLoadMaskDIB(pPause);
+ }
+ return 0;
}
-FX_BOOL CPDF_DIBSource::LoadColorInfo(CPDF_Dictionary* pFormResources, CPDF_Dictionary* pPageResources)
-{
- m_bpc_orig = m_pDict->GetInteger(FX_BSTRC("BitsPerComponent"));
- if (m_pDict->GetInteger("ImageMask")) {
- m_bImageMask = TRUE;
- }
- if (m_bImageMask || !m_pDict->KeyExist(FX_BSTRC("ColorSpace"))) {
- if (!m_bImageMask) {
- CPDF_Object* pFilter = m_pDict->GetElementValue(FX_BSTRC("Filter"));
- if (pFilter) {
- CFX_ByteString filter;
- if (pFilter->GetType() == PDFOBJ_NAME) {
- filter = pFilter->GetString();
- if (filter == FX_BSTRC("JPXDecode")) {
- m_bDoBpcCheck = FALSE;
- return TRUE;
- }
- } else if (pFilter->GetType() == PDFOBJ_ARRAY) {
- CPDF_Array* pArray = (CPDF_Array*)pFilter;
- if (pArray->GetString(pArray->GetCount() - 1) == FX_BSTRC("JPXDecode")) {
- m_bDoBpcCheck = FALSE;
- return TRUE;
- }
- }
- }
- }
- m_bImageMask = TRUE;
- m_bpc = m_nComponents = 1;
- CPDF_Array* pDecode = m_pDict->GetArray(FX_BSTRC("Decode"));
- m_bDefaultDecode = pDecode == NULL || pDecode->GetInteger(0) == 0;
- return TRUE;
- }
- CPDF_Object* pCSObj = m_pDict->GetElementValue(FX_BSTRC("ColorSpace"));
- if (pCSObj == NULL) {
- return FALSE;
- }
- CPDF_DocPageData* pDocPageData = m_pDocument->GetPageData();
- if (pFormResources) {
- m_pColorSpace = pDocPageData->GetColorSpace(pCSObj, pFormResources);
- }
- if (m_pColorSpace == NULL) {
- m_pColorSpace = pDocPageData->GetColorSpace(pCSObj, pPageResources);
- }
- if (m_pColorSpace == NULL) {
- return FALSE;
- }
- m_Family = m_pColorSpace->GetFamily();
- m_nComponents = m_pColorSpace->CountComponents();
- if (m_Family == PDFCS_ICCBASED && pCSObj->GetType() == PDFOBJ_NAME) {
- CFX_ByteString cs = pCSObj->GetString();
- if (cs == FX_BSTRC("DeviceGray")) {
- m_nComponents = 1;
- } else if (cs == FX_BSTRC("DeviceRGB")) {
- m_nComponents = 3;
- } else if (cs == FX_BSTRC("DeviceCMYK")) {
- m_nComponents = 4;
+FX_BOOL CPDF_DIBSource::LoadColorInfo(CPDF_Dictionary* pFormResources,
+ CPDF_Dictionary* pPageResources) {
+ m_bpc_orig = m_pDict->GetInteger(FX_BSTRC("BitsPerComponent"));
+ if (m_pDict->GetInteger("ImageMask")) {
+ m_bImageMask = TRUE;
+ }
+ if (m_bImageMask || !m_pDict->KeyExist(FX_BSTRC("ColorSpace"))) {
+ if (!m_bImageMask) {
+ CPDF_Object* pFilter = m_pDict->GetElementValue(FX_BSTRC("Filter"));
+ if (pFilter) {
+ CFX_ByteString filter;
+ if (pFilter->GetType() == PDFOBJ_NAME) {
+ filter = pFilter->GetString();
+ if (filter == FX_BSTRC("JPXDecode")) {
+ m_bDoBpcCheck = FALSE;
+ return TRUE;
+ }
+ } else if (pFilter->GetType() == PDFOBJ_ARRAY) {
+ CPDF_Array* pArray = (CPDF_Array*)pFilter;
+ if (pArray->GetString(pArray->GetCount() - 1) ==
+ FX_BSTRC("JPXDecode")) {
+ m_bDoBpcCheck = FALSE;
+ return TRUE;
+ }
}
+ }
}
- ValidateDictParam();
- m_pCompData = GetDecodeAndMaskArray(m_bDefaultDecode, m_bColorKey);
- if (m_pCompData == NULL) {
- return FALSE;
- }
+ m_bImageMask = TRUE;
+ m_bpc = m_nComponents = 1;
+ CPDF_Array* pDecode = m_pDict->GetArray(FX_BSTRC("Decode"));
+ m_bDefaultDecode = pDecode == NULL || pDecode->GetInteger(0) == 0;
return TRUE;
+ }
+ CPDF_Object* pCSObj = m_pDict->GetElementValue(FX_BSTRC("ColorSpace"));
+ if (pCSObj == NULL) {
+ return FALSE;
+ }
+ CPDF_DocPageData* pDocPageData = m_pDocument->GetPageData();
+ if (pFormResources) {
+ m_pColorSpace = pDocPageData->GetColorSpace(pCSObj, pFormResources);
+ }
+ if (m_pColorSpace == NULL) {
+ m_pColorSpace = pDocPageData->GetColorSpace(pCSObj, pPageResources);
+ }
+ if (m_pColorSpace == NULL) {
+ return FALSE;
+ }
+ m_Family = m_pColorSpace->GetFamily();
+ m_nComponents = m_pColorSpace->CountComponents();
+ if (m_Family == PDFCS_ICCBASED && pCSObj->GetType() == PDFOBJ_NAME) {
+ CFX_ByteString cs = pCSObj->GetString();
+ if (cs == FX_BSTRC("DeviceGray")) {
+ m_nComponents = 1;
+ } else if (cs == FX_BSTRC("DeviceRGB")) {
+ m_nComponents = 3;
+ } else if (cs == FX_BSTRC("DeviceCMYK")) {
+ m_nComponents = 4;
+ }
+ }
+ ValidateDictParam();
+ m_pCompData = GetDecodeAndMaskArray(m_bDefaultDecode, m_bColorKey);
+ if (m_pCompData == NULL) {
+ return FALSE;
+ }
+ return TRUE;
}
-DIB_COMP_DATA* CPDF_DIBSource::GetDecodeAndMaskArray(FX_BOOL& bDefaultDecode, FX_BOOL& bColorKey)
-{
- if (m_pColorSpace == NULL) {
- return NULL;
- }
- DIB_COMP_DATA* pCompData = FX_Alloc(DIB_COMP_DATA, m_nComponents);
- int max_data = (1 << m_bpc) - 1;
- CPDF_Array* pDecode = m_pDict->GetArray(FX_BSTRC("Decode"));
- if (pDecode) {
- for (FX_DWORD i = 0; i < m_nComponents; i ++) {
- pCompData[i].m_DecodeMin = pDecode->GetNumber(i * 2);
- FX_FLOAT max = pDecode->GetNumber(i * 2 + 1);
- pCompData[i].m_DecodeStep = (max - pCompData[i].m_DecodeMin) / max_data;
- FX_FLOAT def_value, def_min, def_max;
- m_pColorSpace->GetDefaultValue(i, def_value, def_min, def_max);
- if (m_Family == PDFCS_INDEXED) {
- def_max = (FX_FLOAT)max_data;
- }
- if (def_min != pCompData[i].m_DecodeMin || def_max != max) {
- bDefaultDecode = FALSE;
- }
- }
- } else {
- for (FX_DWORD i = 0; i < m_nComponents; i ++) {
- FX_FLOAT def_value;
- m_pColorSpace->GetDefaultValue(i, def_value, pCompData[i].m_DecodeMin, pCompData[i].m_DecodeStep);
- if (m_Family == PDFCS_INDEXED) {
- pCompData[i].m_DecodeStep = (FX_FLOAT)max_data;
- }
- pCompData[i].m_DecodeStep = (pCompData[i].m_DecodeStep - pCompData[i].m_DecodeMin) / max_data;
- }
- }
- if (!m_pDict->KeyExist(FX_BSTRC("SMask"))) {
- CPDF_Object* pMask = m_pDict->GetElementValue(FX_BSTRC("Mask"));
- if (pMask == NULL) {
- return pCompData;
- }
- if (pMask->GetType() == PDFOBJ_ARRAY) {
- CPDF_Array* pArray = (CPDF_Array*)pMask;
- if (pArray->GetCount() >= m_nComponents * 2) {
- for (FX_DWORD i = 0; i < m_nComponents; i++) {
- int min_num = pArray->GetInteger(i * 2);
- int max_num = pArray->GetInteger(i * 2 + 1);
- pCompData[i].m_ColorKeyMin = FX_MAX(min_num, 0);
- pCompData[i].m_ColorKeyMax = FX_MIN(max_num, max_data);
- }
- }
- bColorKey = TRUE;
+DIB_COMP_DATA* CPDF_DIBSource::GetDecodeAndMaskArray(FX_BOOL& bDefaultDecode,
+ FX_BOOL& bColorKey) {
+ if (m_pColorSpace == NULL) {
+ return NULL;
+ }
+ DIB_COMP_DATA* pCompData = FX_Alloc(DIB_COMP_DATA, m_nComponents);
+ int max_data = (1 << m_bpc) - 1;
+ CPDF_Array* pDecode = m_pDict->GetArray(FX_BSTRC("Decode"));
+ if (pDecode) {
+ for (FX_DWORD i = 0; i < m_nComponents; i++) {
+ pCompData[i].m_DecodeMin = pDecode->GetNumber(i * 2);
+ FX_FLOAT max = pDecode->GetNumber(i * 2 + 1);
+ pCompData[i].m_DecodeStep = (max - pCompData[i].m_DecodeMin) / max_data;
+ FX_FLOAT def_value, def_min, def_max;
+ m_pColorSpace->GetDefaultValue(i, def_value, def_min, def_max);
+ if (m_Family == PDFCS_INDEXED) {
+ def_max = (FX_FLOAT)max_data;
+ }
+ if (def_min != pCompData[i].m_DecodeMin || def_max != max) {
+ bDefaultDecode = FALSE;
+ }
+ }
+ } else {
+ for (FX_DWORD i = 0; i < m_nComponents; i++) {
+ FX_FLOAT def_value;
+ m_pColorSpace->GetDefaultValue(i, def_value, pCompData[i].m_DecodeMin,
+ pCompData[i].m_DecodeStep);
+ if (m_Family == PDFCS_INDEXED) {
+ pCompData[i].m_DecodeStep = (FX_FLOAT)max_data;
+ }
+ pCompData[i].m_DecodeStep =
+ (pCompData[i].m_DecodeStep - pCompData[i].m_DecodeMin) / max_data;
+ }
+ }
+ if (!m_pDict->KeyExist(FX_BSTRC("SMask"))) {
+ CPDF_Object* pMask = m_pDict->GetElementValue(FX_BSTRC("Mask"));
+ if (pMask == NULL) {
+ return pCompData;
+ }
+ if (pMask->GetType() == PDFOBJ_ARRAY) {
+ CPDF_Array* pArray = (CPDF_Array*)pMask;
+ if (pArray->GetCount() >= m_nComponents * 2) {
+ for (FX_DWORD i = 0; i < m_nComponents; i++) {
+ int min_num = pArray->GetInteger(i * 2);
+ int max_num = pArray->GetInteger(i * 2 + 1);
+ pCompData[i].m_ColorKeyMin = FX_MAX(min_num, 0);
+ pCompData[i].m_ColorKeyMax = FX_MIN(max_num, max_data);
}
+ }
+ bColorKey = TRUE;
}
- return pCompData;
+ }
+ return pCompData;
}
-ICodec_ScanlineDecoder* FPDFAPI_CreateFaxDecoder(const uint8_t* src_buf, FX_DWORD src_size, int width, int height,
- const CPDF_Dictionary* pParams);
-ICodec_ScanlineDecoder* FPDFAPI_CreateFlateDecoder(const uint8_t* src_buf, FX_DWORD src_size, int width, int height,
- int nComps, int bpc, const CPDF_Dictionary* pParams);
-int CPDF_DIBSource::CreateDecoder()
-{
- const CFX_ByteString& decoder = m_pStreamAcc->GetImageDecoder();
- if (decoder.IsEmpty()) {
- return 1;
- }
- if (m_bDoBpcCheck && m_bpc == 0) {
- return 0;
- }
- const uint8_t* src_data = m_pStreamAcc->GetData();
- FX_DWORD src_size = m_pStreamAcc->GetSize();
- const CPDF_Dictionary* pParams = m_pStreamAcc->GetImageParam();
- if (decoder == FX_BSTRC("CCITTFaxDecode")) {
- m_pDecoder = FPDFAPI_CreateFaxDecoder(src_data, src_size, m_Width, m_Height, pParams);
- } else if (decoder == FX_BSTRC("DCTDecode")) {
- m_pDecoder = CPDF_ModuleMgr::Get()->GetJpegModule()->CreateDecoder(
- src_data, src_size, m_Width, m_Height, m_nComponents,
- pParams ? pParams->GetInteger("ColorTransform", 1) : 1);
- if (!m_pDecoder) {
- FX_BOOL bTransform = FALSE;
- int comps, bpc;
- ICodec_JpegModule* pJpegModule = CPDF_ModuleMgr::Get()->GetJpegModule();
- if (pJpegModule->LoadInfo(src_data, src_size, m_Width, m_Height, comps, bpc, bTransform)) {
- if (m_nComponents != comps) {
- FX_Free(m_pCompData);
- m_nComponents = comps;
- if (m_Family == PDFCS_LAB && m_nComponents != 3) {
- m_pCompData = NULL;
- return 0;
- }
- m_pCompData = GetDecodeAndMaskArray(m_bDefaultDecode, m_bColorKey);
- if (m_pCompData == NULL) {
- return 0;
- }
- }
- m_bpc = bpc;
- m_pDecoder = CPDF_ModuleMgr::Get()->GetJpegModule()->CreateDecoder(src_data, src_size, m_Width, m_Height,
- m_nComponents, bTransform);
- }
- }
- } else if (decoder == FX_BSTRC("FlateDecode")) {
- m_pDecoder = FPDFAPI_CreateFlateDecoder(src_data, src_size, m_Width, m_Height, m_nComponents, m_bpc, pParams);
- } else if (decoder == FX_BSTRC("JPXDecode")) {
- LoadJpxBitmap();
- return m_pCachedBitmap ? 1 : 0;
- } else if (decoder == FX_BSTRC("JBIG2Decode")) {
- m_pCachedBitmap.reset(new CFX_DIBitmap);
- if (!m_pCachedBitmap->Create(m_Width, m_Height, m_bImageMask ? FXDIB_1bppMask : FXDIB_1bppRgb)) {
- m_pCachedBitmap.reset();
+ICodec_ScanlineDecoder* FPDFAPI_CreateFaxDecoder(
+ const uint8_t* src_buf,
+ FX_DWORD src_size,
+ int width,
+ int height,
+ const CPDF_Dictionary* pParams);
+ICodec_ScanlineDecoder* FPDFAPI_CreateFlateDecoder(
+ const uint8_t* src_buf,
+ FX_DWORD src_size,
+ int width,
+ int height,
+ int nComps,
+ int bpc,
+ const CPDF_Dictionary* pParams);
+int CPDF_DIBSource::CreateDecoder() {
+ const CFX_ByteString& decoder = m_pStreamAcc->GetImageDecoder();
+ if (decoder.IsEmpty()) {
+ return 1;
+ }
+ if (m_bDoBpcCheck && m_bpc == 0) {
+ return 0;
+ }
+ const uint8_t* src_data = m_pStreamAcc->GetData();
+ FX_DWORD src_size = m_pStreamAcc->GetSize();
+ const CPDF_Dictionary* pParams = m_pStreamAcc->GetImageParam();
+ if (decoder == FX_BSTRC("CCITTFaxDecode")) {
+ m_pDecoder = FPDFAPI_CreateFaxDecoder(src_data, src_size, m_Width, m_Height,
+ pParams);
+ } else if (decoder == FX_BSTRC("DCTDecode")) {
+ m_pDecoder = CPDF_ModuleMgr::Get()->GetJpegModule()->CreateDecoder(
+ src_data, src_size, m_Width, m_Height, m_nComponents,
+ pParams ? pParams->GetInteger("ColorTransform", 1) : 1);
+ if (!m_pDecoder) {
+ FX_BOOL bTransform = FALSE;
+ int comps, bpc;
+ ICodec_JpegModule* pJpegModule = CPDF_ModuleMgr::Get()->GetJpegModule();
+ if (pJpegModule->LoadInfo(src_data, src_size, m_Width, m_Height, comps,
+ bpc, bTransform)) {
+ if (m_nComponents != comps) {
+ FX_Free(m_pCompData);
+ m_nComponents = comps;
+ if (m_Family == PDFCS_LAB && m_nComponents != 3) {
+ m_pCompData = NULL;
+ return 0;
+ }
+ m_pCompData = GetDecodeAndMaskArray(m_bDefaultDecode, m_bColorKey);
+ if (m_pCompData == NULL) {
return 0;
+ }
}
- m_Status = 1;
- return 2;
- } else if (decoder == FX_BSTRC("RunLengthDecode")) {
- m_pDecoder = CPDF_ModuleMgr::Get()->GetCodecModule()->GetBasicModule()->CreateRunLengthDecoder(src_data, src_size, m_Width, m_Height, m_nComponents, m_bpc);
- }
- if (!m_pDecoder)
- return 0;
+ m_bpc = bpc;
+ m_pDecoder = CPDF_ModuleMgr::Get()->GetJpegModule()->CreateDecoder(
+ src_data, src_size, m_Width, m_Height, m_nComponents, bTransform);
+ }
+ }
+ } else if (decoder == FX_BSTRC("FlateDecode")) {
+ m_pDecoder = FPDFAPI_CreateFlateDecoder(
+ src_data, src_size, m_Width, m_Height, m_nComponents, m_bpc, pParams);
+ } else if (decoder == FX_BSTRC("JPXDecode")) {
+ LoadJpxBitmap();
+ return m_pCachedBitmap ? 1 : 0;
+ } else if (decoder == FX_BSTRC("JBIG2Decode")) {
+ m_pCachedBitmap.reset(new CFX_DIBitmap);
+ if (!m_pCachedBitmap->Create(
+ m_Width, m_Height, m_bImageMask ? FXDIB_1bppMask : FXDIB_1bppRgb)) {
+ m_pCachedBitmap.reset();
+ return 0;
+ }
+ m_Status = 1;
+ return 2;
+ } else if (decoder == FX_BSTRC("RunLengthDecode")) {
+ m_pDecoder = CPDF_ModuleMgr::Get()
+ ->GetCodecModule()
+ ->GetBasicModule()
+ ->CreateRunLengthDecoder(src_data, src_size, m_Width,
+ m_Height, m_nComponents, m_bpc);
+ }
+ if (!m_pDecoder)
+ return 0;
- FX_SAFE_DWORD requested_pitch =
- CalculatePitch8(m_bpc, m_nComponents, m_Width, 1);
- if (!requested_pitch.IsValid()) {
- return 0;
- }
- FX_SAFE_DWORD provided_pitch = CalculatePitch8(m_pDecoder->GetBPC(),
- m_pDecoder->CountComps(),
- m_pDecoder->GetWidth(),
- 1);
- if (!provided_pitch.IsValid()) {
- return 0;
- }
- if (provided_pitch.ValueOrDie() < requested_pitch.ValueOrDie()) {
- return 0;
- }
- return 1;
+ FX_SAFE_DWORD requested_pitch =
+ CalculatePitch8(m_bpc, m_nComponents, m_Width, 1);
+ if (!requested_pitch.IsValid()) {
+ return 0;
+ }
+ FX_SAFE_DWORD provided_pitch =
+ CalculatePitch8(m_pDecoder->GetBPC(), m_pDecoder->CountComps(),
+ m_pDecoder->GetWidth(), 1);
+ if (!provided_pitch.IsValid()) {
+ return 0;
+ }
+ if (provided_pitch.ValueOrDie() < requested_pitch.ValueOrDie()) {
+ return 0;
+ }
+ return 1;
}
-void CPDF_DIBSource::LoadJpxBitmap()
-{
- ICodec_JpxModule* pJpxModule = CPDF_ModuleMgr::Get()->GetJpxModule();
- if (!pJpxModule)
- return;
+void CPDF_DIBSource::LoadJpxBitmap() {
+ ICodec_JpxModule* pJpxModule = CPDF_ModuleMgr::Get()->GetJpxModule();
+ if (!pJpxModule)
+ return;
- nonstd::unique_ptr<JpxBitMapContext> context(
- new JpxBitMapContext(pJpxModule));
- context->set_context(pJpxModule->CreateDecoder(m_pStreamAcc->GetData(),
- m_pStreamAcc->GetSize(),
- m_pColorSpace != nullptr));
- if (!context->context())
- return;
+ nonstd::unique_ptr<JpxBitMapContext> context(
+ new JpxBitMapContext(pJpxModule));
+ context->set_context(pJpxModule->CreateDecoder(m_pStreamAcc->GetData(),
+ m_pStreamAcc->GetSize(),
+ m_pColorSpace != nullptr));
+ if (!context->context())
+ return;
- FX_DWORD width = 0;
- FX_DWORD height = 0;
- FX_DWORD codestream_nComps = 0;
- FX_DWORD image_nComps = 0;
- pJpxModule->GetImageInfo(context->context(), width, height,
- codestream_nComps, image_nComps);
- if ((int)width < m_Width || (int)height < m_Height)
- return;
+ FX_DWORD width = 0;
+ FX_DWORD height = 0;
+ FX_DWORD codestream_nComps = 0;
+ FX_DWORD image_nComps = 0;
+ pJpxModule->GetImageInfo(context->context(), width, height, codestream_nComps,
+ image_nComps);
+ if ((int)width < m_Width || (int)height < m_Height)
+ return;
- int output_nComps;
- FX_BOOL bTranslateColor;
- FX_BOOL bSwapRGB = FALSE;
- if (m_pColorSpace) {
- if (codestream_nComps != (FX_DWORD)m_pColorSpace->CountComponents())
- return;
- output_nComps = codestream_nComps;
- bTranslateColor = FALSE;
- if (m_pColorSpace == CPDF_ColorSpace::GetStockCS(PDFCS_DEVICERGB)) {
- bSwapRGB = TRUE;
- m_pColorSpace = nullptr;
- }
+ int output_nComps;
+ FX_BOOL bTranslateColor;
+ FX_BOOL bSwapRGB = FALSE;
+ if (m_pColorSpace) {
+ if (codestream_nComps != (FX_DWORD)m_pColorSpace->CountComponents())
+ return;
+ output_nComps = codestream_nComps;
+ bTranslateColor = FALSE;
+ if (m_pColorSpace == CPDF_ColorSpace::GetStockCS(PDFCS_DEVICERGB)) {
+ bSwapRGB = TRUE;
+ m_pColorSpace = nullptr;
+ }
+ } else {
+ bTranslateColor = TRUE;
+ if (image_nComps) {
+ output_nComps = image_nComps;
} else {
- bTranslateColor = TRUE;
- if (image_nComps) {
- output_nComps = image_nComps;
- } else {
- output_nComps = codestream_nComps;
- }
- if (output_nComps == 3) {
- bSwapRGB = TRUE;
- } else if (output_nComps == 4) {
- m_pColorSpace = CPDF_ColorSpace::GetStockCS(PDFCS_DEVICECMYK);
- bTranslateColor = FALSE;
- }
- m_nComponents = output_nComps;
+ output_nComps = codestream_nComps;
}
- FXDIB_Format format;
- if (output_nComps == 1) {
- format = FXDIB_8bppRgb;
- } else if (output_nComps <= 3) {
- format = FXDIB_Rgb;
+ if (output_nComps == 3) {
+ bSwapRGB = TRUE;
} else if (output_nComps == 4) {
- format = FXDIB_Rgb32;
- } else {
- width = (width * output_nComps + 2) / 3;
- format = FXDIB_Rgb;
- }
- m_pCachedBitmap.reset(new CFX_DIBitmap);
- if (!m_pCachedBitmap->Create(width, height, format)) {
- m_pCachedBitmap.reset();
- return;
- }
- m_pCachedBitmap->Clear(0xFFFFFFFF);
- context->set_output_offsets(FX_Alloc(uint8_t, output_nComps));
- for (int i = 0; i < output_nComps; ++i)
- context->output_offsets()[i] = i;
- if (bSwapRGB) {
- context->output_offsets()[0] = 2;
- context->output_offsets()[2] = 0;
- }
- if (!pJpxModule->Decode(context->context(),
- m_pCachedBitmap->GetBuffer(),
- m_pCachedBitmap->GetPitch(),
- bTranslateColor,
- context->output_offsets())) {
- m_pCachedBitmap.reset();
- return;
- }
- if (m_pColorSpace &&
- m_pColorSpace->GetFamily() == PDFCS_INDEXED &&
- m_bpc < 8) {
- int scale = 8 - m_bpc;
- for (FX_DWORD row = 0; row < height; ++row) {
- uint8_t* scanline = (uint8_t*)m_pCachedBitmap->GetScanline(row);
- for (FX_DWORD col = 0; col < width; ++col) {
- *scanline = (*scanline) >> scale;
- ++scanline;
- }
- }
- }
- m_bpc = 8;
+ m_pColorSpace = CPDF_ColorSpace::GetStockCS(PDFCS_DEVICECMYK);
+ bTranslateColor = FALSE;
+ }
+ m_nComponents = output_nComps;
+ }
+ FXDIB_Format format;
+ if (output_nComps == 1) {
+ format = FXDIB_8bppRgb;
+ } else if (output_nComps <= 3) {
+ format = FXDIB_Rgb;
+ } else if (output_nComps == 4) {
+ format = FXDIB_Rgb32;
+ } else {
+ width = (width * output_nComps + 2) / 3;
+ format = FXDIB_Rgb;
+ }
+ m_pCachedBitmap.reset(new CFX_DIBitmap);
+ if (!m_pCachedBitmap->Create(width, height, format)) {
+ m_pCachedBitmap.reset();
+ return;
+ }
+ m_pCachedBitmap->Clear(0xFFFFFFFF);
+ context->set_output_offsets(FX_Alloc(uint8_t, output_nComps));
+ for (int i = 0; i < output_nComps; ++i)
+ context->output_offsets()[i] = i;
+ if (bSwapRGB) {
+ context->output_offsets()[0] = 2;
+ context->output_offsets()[2] = 0;
+ }
+ if (!pJpxModule->Decode(context->context(), m_pCachedBitmap->GetBuffer(),
+ m_pCachedBitmap->GetPitch(), bTranslateColor,
+ context->output_offsets())) {
+ m_pCachedBitmap.reset();
+ return;
+ }
+ if (m_pColorSpace && m_pColorSpace->GetFamily() == PDFCS_INDEXED &&
+ m_bpc < 8) {
+ int scale = 8 - m_bpc;
+ for (FX_DWORD row = 0; row < height; ++row) {
+ uint8_t* scanline = (uint8_t*)m_pCachedBitmap->GetScanline(row);
+ for (FX_DWORD col = 0; col < width; ++col) {
+ *scanline = (*scanline) >> scale;
+ ++scanline;
+ }
+ }
+ }
+ m_bpc = 8;
}
-CPDF_DIBSource* CPDF_DIBSource::LoadMask(FX_DWORD& MatteColor)
-{
- MatteColor = 0xffffffff;
- CPDF_Stream* pSoftMask = m_pDict->GetStream(FX_BSTRC("SMask"));
- if (pSoftMask) {
- CPDF_Array* pMatte = pSoftMask->GetDict()->GetArray(FX_BSTRC("Matte"));
- if (pMatte != NULL && m_pColorSpace && (FX_DWORD)m_pColorSpace->CountComponents() <= m_nComponents) {
- FX_FLOAT* pColor = FX_Alloc(FX_FLOAT, m_nComponents);
- for (FX_DWORD i = 0; i < m_nComponents; i ++) {
- pColor[i] = pMatte->GetFloat(i);
- }
- FX_FLOAT R, G, B;
- m_pColorSpace->GetRGB(pColor, R, G, B);
- FX_Free(pColor);
- MatteColor = FXARGB_MAKE(0, FXSYS_round(R * 255), FXSYS_round(G * 255), FXSYS_round(B * 255));
- }
- return LoadMaskDIB(pSoftMask);
- }
- CPDF_Object* pMask = m_pDict->GetElementValue(FX_BSTRC("Mask"));
- if (pMask == NULL) {
- return NULL;
- }
- if (pMask->GetType() == PDFOBJ_STREAM) {
- return LoadMaskDIB((CPDF_Stream*)pMask);
- }
+CPDF_DIBSource* CPDF_DIBSource::LoadMask(FX_DWORD& MatteColor) {
+ MatteColor = 0xffffffff;
+ CPDF_Stream* pSoftMask = m_pDict->GetStream(FX_BSTRC("SMask"));
+ if (pSoftMask) {
+ CPDF_Array* pMatte = pSoftMask->GetDict()->GetArray(FX_BSTRC("Matte"));
+ if (pMatte != NULL && m_pColorSpace &&
+ (FX_DWORD)m_pColorSpace->CountComponents() <= m_nComponents) {
+ FX_FLOAT* pColor = FX_Alloc(FX_FLOAT, m_nComponents);
+ for (FX_DWORD i = 0; i < m_nComponents; i++) {
+ pColor[i] = pMatte->GetFloat(i);
+ }
+ FX_FLOAT R, G, B;
+ m_pColorSpace->GetRGB(pColor, R, G, B);
+ FX_Free(pColor);
+ MatteColor = FXARGB_MAKE(0, FXSYS_round(R * 255), FXSYS_round(G * 255),
+ FXSYS_round(B * 255));
+ }
+ return LoadMaskDIB(pSoftMask);
+ }
+ CPDF_Object* pMask = m_pDict->GetElementValue(FX_BSTRC("Mask"));
+ if (pMask == NULL) {
return NULL;
+ }
+ if (pMask->GetType() == PDFOBJ_STREAM) {
+ return LoadMaskDIB((CPDF_Stream*)pMask);
+ }
+ return NULL;
}
-int CPDF_DIBSource::StratLoadMask()
-{
- m_MatteColor = 0xffffffff;
- m_pMaskStream = m_pDict->GetStream(FX_BSTRC("SMask"));
- if (m_pMaskStream) {
- CPDF_Array* pMatte = m_pMaskStream->GetDict()->GetArray(FX_BSTRC("Matte"));
- if (pMatte != NULL && m_pColorSpace && (FX_DWORD)m_pColorSpace->CountComponents() <= m_nComponents) {
- FX_FLOAT R, G, B;
- FX_FLOAT* pColor = FX_Alloc(FX_FLOAT, m_nComponents);
- for (FX_DWORD i = 0; i < m_nComponents; i ++) {
- pColor[i] = pMatte->GetFloat(i);
- }
- m_pColorSpace->GetRGB(pColor, R, G, B);
- FX_Free(pColor);
- m_MatteColor = FXARGB_MAKE(0, FXSYS_round(R * 255), FXSYS_round(G * 255), FXSYS_round(B * 255));
- }
- return StartLoadMaskDIB();
- }
- m_pMaskStream = m_pDict->GetElementValue(FX_BSTRC("Mask"));
- if (m_pMaskStream == NULL) {
- return 1;
- }
- if (m_pMaskStream->GetType() == PDFOBJ_STREAM) {
- return StartLoadMaskDIB();
- }
+int CPDF_DIBSource::StratLoadMask() {
+ m_MatteColor = 0xffffffff;
+ m_pMaskStream = m_pDict->GetStream(FX_BSTRC("SMask"));
+ if (m_pMaskStream) {
+ CPDF_Array* pMatte = m_pMaskStream->GetDict()->GetArray(FX_BSTRC("Matte"));
+ if (pMatte != NULL && m_pColorSpace &&
+ (FX_DWORD)m_pColorSpace->CountComponents() <= m_nComponents) {
+ FX_FLOAT R, G, B;
+ FX_FLOAT* pColor = FX_Alloc(FX_FLOAT, m_nComponents);
+ for (FX_DWORD i = 0; i < m_nComponents; i++) {
+ pColor[i] = pMatte->GetFloat(i);
+ }
+ m_pColorSpace->GetRGB(pColor, R, G, B);
+ FX_Free(pColor);
+ m_MatteColor = FXARGB_MAKE(0, FXSYS_round(R * 255), FXSYS_round(G * 255),
+ FXSYS_round(B * 255));
+ }
+ return StartLoadMaskDIB();
+ }
+ m_pMaskStream = m_pDict->GetElementValue(FX_BSTRC("Mask"));
+ if (m_pMaskStream == NULL) {
return 1;
+ }
+ if (m_pMaskStream->GetType() == PDFOBJ_STREAM) {
+ return StartLoadMaskDIB();
+ }
+ return 1;
}
-int CPDF_DIBSource::ContinueLoadMaskDIB(IFX_Pause* pPause)
-{
- if (m_pMask == NULL) {
- return 1;
- }
- int ret = m_pMask->ContinueLoadDIBSource(pPause);
- if (ret == 2) {
- return ret;
- }
- if (m_pColorSpace && m_bStdCS) {
- m_pColorSpace->EnableStdConversion(FALSE);
- }
- if (!ret) {
- delete m_pMask;
- m_pMask = NULL;
- return ret;
- }
+int CPDF_DIBSource::ContinueLoadMaskDIB(IFX_Pause* pPause) {
+ if (m_pMask == NULL) {
return 1;
-}
-CPDF_DIBSource* CPDF_DIBSource::DetachMask()
-{
- CPDF_DIBSource* pDIBSource = m_pMask;
+ }
+ int ret = m_pMask->ContinueLoadDIBSource(pPause);
+ if (ret == 2) {
+ return ret;
+ }
+ if (m_pColorSpace && m_bStdCS) {
+ m_pColorSpace->EnableStdConversion(FALSE);
+ }
+ if (!ret) {
+ delete m_pMask;
m_pMask = NULL;
- return pDIBSource;
+ return ret;
+ }
+ return 1;
}
-CPDF_DIBSource* CPDF_DIBSource::LoadMaskDIB(CPDF_Stream* pMask)
-{
- CPDF_DIBSource* pMaskSource = new CPDF_DIBSource;
- if (!pMaskSource->Load(m_pDocument, pMask, NULL, NULL, NULL, NULL, TRUE)) {
- delete pMaskSource;
- return NULL;
- }
- return pMaskSource;
+CPDF_DIBSource* CPDF_DIBSource::DetachMask() {
+ CPDF_DIBSource* pDIBSource = m_pMask;
+ m_pMask = NULL;
+ return pDIBSource;
}
-int CPDF_DIBSource::StartLoadMaskDIB()
-{
- m_pMask = new CPDF_DIBSource;
- int ret = m_pMask->StartLoadDIBSource(m_pDocument, (CPDF_Stream*)m_pMaskStream, FALSE, NULL, NULL, TRUE);
- if (ret == 2) {
- if (m_Status == 0) {
- m_Status = 2;
- }
- return 2;
- }
- if (!ret) {
- delete m_pMask;
- m_pMask = NULL;
- return 1;
- }
+CPDF_DIBSource* CPDF_DIBSource::LoadMaskDIB(CPDF_Stream* pMask) {
+ CPDF_DIBSource* pMaskSource = new CPDF_DIBSource;
+ if (!pMaskSource->Load(m_pDocument, pMask, NULL, NULL, NULL, NULL, TRUE)) {
+ delete pMaskSource;
+ return NULL;
+ }
+ return pMaskSource;
+}
+int CPDF_DIBSource::StartLoadMaskDIB() {
+ m_pMask = new CPDF_DIBSource;
+ int ret = m_pMask->StartLoadDIBSource(
+ m_pDocument, (CPDF_Stream*)m_pMaskStream, FALSE, NULL, NULL, TRUE);
+ if (ret == 2) {
+ if (m_Status == 0) {
+ m_Status = 2;
+ }
+ return 2;
+ }
+ if (!ret) {
+ delete m_pMask;
+ m_pMask = NULL;
return 1;
+ }
+ return 1;
}
-void CPDF_DIBSource::LoadPalette()
-{
- if (m_bpc == 0) {
- return;
- }
- if (m_bpc * m_nComponents > 8) {
- return;
- }
- if (m_pColorSpace == NULL) {
- return;
- }
- if (m_bpc * m_nComponents == 1) {
- if (m_bDefaultDecode && (m_Family == PDFCS_DEVICEGRAY || m_Family == PDFCS_DEVICERGB)) {
- return;
- }
- if (m_pColorSpace->CountComponents() > 3) {
- return;
- }
- FX_FLOAT color_values[3];
- color_values[0] = m_pCompData[0].m_DecodeMin;
- color_values[1] = color_values[2] = color_values[0];
- FX_FLOAT R=0.0f, G=0.0f, B=0.0f;
- m_pColorSpace->GetRGB(color_values, R, G, B);
- FX_ARGB argb0 = ArgbEncode(255, FXSYS_round(R * 255), FXSYS_round(G * 255), FXSYS_round(B * 255));
- color_values[0] += m_pCompData[0].m_DecodeStep;
- color_values[1] += m_pCompData[0].m_DecodeStep;
- color_values[2] += m_pCompData[0].m_DecodeStep;
- m_pColorSpace->GetRGB(color_values, R, G, B);
- FX_ARGB argb1 = ArgbEncode(255, FXSYS_round(R * 255), FXSYS_round(G * 255), FXSYS_round(B * 255));
- if (argb0 != 0xFF000000 || argb1 != 0xFFFFFFFF) {
- SetPaletteArgb(0, argb0);
- SetPaletteArgb(1, argb1);
- }
- return;
- }
- if (m_pColorSpace == CPDF_ColorSpace::GetStockCS(PDFCS_DEVICEGRAY) && m_bpc == 8 && m_bDefaultDecode) {
- } else {
- int palette_count = 1 << (m_bpc * m_nComponents);
- CFX_FixedBufGrow<FX_FLOAT, 16> color_values(m_nComponents);
- FX_FLOAT* color_value = color_values;
- for (int i = 0; i < palette_count; i ++) {
- int color_data = i;
- for (FX_DWORD j = 0; j < m_nComponents; j ++) {
- int encoded_component = color_data % (1 << m_bpc);
- color_data /= 1 << m_bpc;
- color_value[j] = m_pCompData[j].m_DecodeMin + m_pCompData[j].m_DecodeStep * encoded_component;
- }
- FX_FLOAT R = 0, G = 0, B = 0;
- if (m_nComponents == 1 && m_Family == PDFCS_ICCBASED && m_pColorSpace->CountComponents() > 1) {
- int nComponents = m_pColorSpace->CountComponents();
- FX_FLOAT* temp_buf = FX_Alloc(FX_FLOAT, nComponents);
- for (int i = 0; i < nComponents; i++) {
- temp_buf[i] = *color_value;
- }
- m_pColorSpace->GetRGB(temp_buf, R, G, B);
- FX_Free(temp_buf);
- } else {
- m_pColorSpace->GetRGB(color_value, R, G, B);
- }
- SetPaletteArgb(i, ArgbEncode(255, FXSYS_round(R * 255), FXSYS_round(G * 255), FXSYS_round(B * 255)));
+void CPDF_DIBSource::LoadPalette() {
+ if (m_bpc == 0) {
+ return;
+ }
+ if (m_bpc * m_nComponents > 8) {
+ return;
+ }
+ if (m_pColorSpace == NULL) {
+ return;
+ }
+ if (m_bpc * m_nComponents == 1) {
+ if (m_bDefaultDecode &&
+ (m_Family == PDFCS_DEVICEGRAY || m_Family == PDFCS_DEVICERGB)) {
+ return;
+ }
+ if (m_pColorSpace->CountComponents() > 3) {
+ return;
+ }
+ FX_FLOAT color_values[3];
+ color_values[0] = m_pCompData[0].m_DecodeMin;
+ color_values[1] = color_values[2] = color_values[0];
+ FX_FLOAT R = 0.0f, G = 0.0f, B = 0.0f;
+ m_pColorSpace->GetRGB(color_values, R, G, B);
+ FX_ARGB argb0 = ArgbEncode(255, FXSYS_round(R * 255), FXSYS_round(G * 255),
+ FXSYS_round(B * 255));
+ color_values[0] += m_pCompData[0].m_DecodeStep;
+ color_values[1] += m_pCompData[0].m_DecodeStep;
+ color_values[2] += m_pCompData[0].m_DecodeStep;
+ m_pColorSpace->GetRGB(color_values, R, G, B);
+ FX_ARGB argb1 = ArgbEncode(255, FXSYS_round(R * 255), FXSYS_round(G * 255),
+ FXSYS_round(B * 255));
+ if (argb0 != 0xFF000000 || argb1 != 0xFFFFFFFF) {
+ SetPaletteArgb(0, argb0);
+ SetPaletteArgb(1, argb1);
+ }
+ return;
+ }
+ if (m_pColorSpace == CPDF_ColorSpace::GetStockCS(PDFCS_DEVICEGRAY) &&
+ m_bpc == 8 && m_bDefaultDecode) {
+ } else {
+ int palette_count = 1 << (m_bpc * m_nComponents);
+ CFX_FixedBufGrow<FX_FLOAT, 16> color_values(m_nComponents);
+ FX_FLOAT* color_value = color_values;
+ for (int i = 0; i < palette_count; i++) {
+ int color_data = i;
+ for (FX_DWORD j = 0; j < m_nComponents; j++) {
+ int encoded_component = color_data % (1 << m_bpc);
+ color_data /= 1 << m_bpc;
+ color_value[j] = m_pCompData[j].m_DecodeMin +
+ m_pCompData[j].m_DecodeStep * encoded_component;
+ }
+ FX_FLOAT R = 0, G = 0, B = 0;
+ if (m_nComponents == 1 && m_Family == PDFCS_ICCBASED &&
+ m_pColorSpace->CountComponents() > 1) {
+ int nComponents = m_pColorSpace->CountComponents();
+ FX_FLOAT* temp_buf = FX_Alloc(FX_FLOAT, nComponents);
+ for (int i = 0; i < nComponents; i++) {
+ temp_buf[i] = *color_value;
}
- }
+ m_pColorSpace->GetRGB(temp_buf, R, G, B);
+ FX_Free(temp_buf);
+ } else {
+ m_pColorSpace->GetRGB(color_value, R, G, B);
+ }
+ SetPaletteArgb(i, ArgbEncode(255, FXSYS_round(R * 255),
+ FXSYS_round(G * 255), FXSYS_round(B * 255)));
+ }
+ }
}
-void CPDF_DIBSource::ValidateDictParam()
-{
- m_bpc = m_bpc_orig;
- CPDF_Object * pFilter = m_pDict->GetElementValue(FX_BSTRC("Filter"));
- if (pFilter) {
- if (pFilter->GetType() == PDFOBJ_NAME) {
- CFX_ByteString filter = pFilter->GetString();
- if (filter == FX_BSTRC("CCITTFaxDecode") || filter == FX_BSTRC("JBIG2Decode")) {
- m_bpc = 1;
- m_nComponents = 1;
- }
- if (filter == FX_BSTRC("RunLengthDecode") || filter == FX_BSTRC("DCTDecode")) {
- m_bpc = 8;
- }
- } else if (pFilter->GetType() == PDFOBJ_ARRAY) {
- CPDF_Array *pArray = (CPDF_Array *)pFilter;
- if (pArray->GetString(pArray->GetCount() - 1) == FX_BSTRC("CCITTFaxDecode") ||
- pArray->GetString(pArray->GetCount() - 1) == FX_BSTRC("JBIG2Decode")) {
- m_bpc = 1;
- m_nComponents = 1;
- }
- if (pArray->GetString(pArray->GetCount() - 1) == FX_BSTRC("DCTDecode")) {
- // Previously, pArray->GetString(pArray->GetCount() - 1) == FX_BSTRC("RunLengthDecode") was checked in the "if" statement as well,
- // but too many documents don't conform to it.
- m_bpc = 8;
- }
- }
- }
- if (m_bpc != 1 && m_bpc != 2 && m_bpc != 4 && m_bpc != 8 && m_bpc != 16) {
- m_bpc = 0;
- }
+void CPDF_DIBSource::ValidateDictParam() {
+ m_bpc = m_bpc_orig;
+ CPDF_Object* pFilter = m_pDict->GetElementValue(FX_BSTRC("Filter"));
+ if (pFilter) {
+ if (pFilter->GetType() == PDFOBJ_NAME) {
+ CFX_ByteString filter = pFilter->GetString();
+ if (filter == FX_BSTRC("CCITTFaxDecode") ||
+ filter == FX_BSTRC("JBIG2Decode")) {
+ m_bpc = 1;
+ m_nComponents = 1;
+ }
+ if (filter == FX_BSTRC("RunLengthDecode") ||
+ filter == FX_BSTRC("DCTDecode")) {
+ m_bpc = 8;
+ }
+ } else if (pFilter->GetType() == PDFOBJ_ARRAY) {
+ CPDF_Array* pArray = (CPDF_Array*)pFilter;
+ if (pArray->GetString(pArray->GetCount() - 1) ==
+ FX_BSTRC("CCITTFaxDecode") ||
+ pArray->GetString(pArray->GetCount() - 1) ==
+ FX_BSTRC("JBIG2Decode")) {
+ m_bpc = 1;
+ m_nComponents = 1;
+ }
+ if (pArray->GetString(pArray->GetCount() - 1) == FX_BSTRC("DCTDecode")) {
+ // Previously, pArray->GetString(pArray->GetCount() - 1) ==
+ // FX_BSTRC("RunLengthDecode") was checked in the "if" statement as
+ // well,
+ // but too many documents don't conform to it.
+ m_bpc = 8;
+ }
+ }
+ }
+ if (m_bpc != 1 && m_bpc != 2 && m_bpc != 4 && m_bpc != 8 && m_bpc != 16) {
+ m_bpc = 0;
+ }
}
-#define NORMALCOLOR_MAX(color, max) (color) > (max) ? (max) : (color) < 0 ? 0 : (color);
-void CPDF_DIBSource::TranslateScanline24bpp(uint8_t* dest_scan, const uint8_t* src_scan) const
-{
- if (m_bpc == 0) {
- return;
- }
- int max_data = (1 << m_bpc) - 1;
- if (m_bDefaultDecode) {
- if (m_Family == PDFCS_DEVICERGB || m_Family == PDFCS_CALRGB) {
- const uint8_t* src_pos = src_scan;
- switch (m_bpc) {
- case 16:
- for (int col = 0; col < m_Width; col ++) {
- *dest_scan++ = src_pos[4];
- *dest_scan++ = src_pos[2];
- *dest_scan++ = *src_pos;
- src_pos += 6;
- }
- break;
- case 8:
- for (int column = 0; column < m_Width; column ++) {
- *dest_scan++ = src_pos[2];
- *dest_scan++ = src_pos[1];
- *dest_scan++ = *src_pos;
- src_pos += 3;
- }
- break;
- default:
- int src_bit_pos = 0;
- int dest_byte_pos = 0;
- for (int column = 0; column < m_Width; column ++) {
- int R = _GetBits8(src_scan, src_bit_pos, m_bpc);
- src_bit_pos += m_bpc;
- int G = _GetBits8(src_scan, src_bit_pos, m_bpc);
- src_bit_pos += m_bpc;
- int B = _GetBits8(src_scan, src_bit_pos, m_bpc);
- src_bit_pos += m_bpc;
- R = NORMALCOLOR_MAX(R, max_data);
- G = NORMALCOLOR_MAX(G, max_data);
- B = NORMALCOLOR_MAX(B, max_data);
- dest_scan[dest_byte_pos] = B * 255 / max_data;
- dest_scan[dest_byte_pos + 1] = G * 255 / max_data;
- dest_scan[dest_byte_pos + 2] = R * 255 / max_data;
- dest_byte_pos += 3;
- }
- break;
- }
- return;
- }
- if (m_bpc == 8) {
- if (m_nComponents == m_pColorSpace->CountComponents())
- m_pColorSpace->TranslateImageLine(dest_scan, src_scan, m_Width, m_Width, m_Height,
- m_bLoadMask && m_GroupFamily == PDFCS_DEVICECMYK && m_Family == PDFCS_DEVICECMYK);
- return;
- }
- }
- CFX_FixedBufGrow<FX_FLOAT, 16> color_values1(m_nComponents);
- FX_FLOAT* color_values = color_values1;
- FX_FLOAT R = 0.0f, G = 0.0f, B = 0.0f;
- if (m_bpc == 8) {
- int src_byte_pos = 0;
- int dest_byte_pos = 0;
- for (int column = 0; column < m_Width; column ++) {
- for (FX_DWORD color = 0; color < m_nComponents; color ++) {
- int data = src_scan[src_byte_pos ++];
- color_values[color] = m_pCompData[color].m_DecodeMin +
- m_pCompData[color].m_DecodeStep * data;
- }
- if (m_bLoadMask && m_GroupFamily == PDFCS_DEVICECMYK && m_Family == PDFCS_DEVICECMYK) {
- FX_FLOAT k = 1.0f - color_values[3];
- R = (1.0f - color_values[0]) * k;
- G = (1.0f - color_values[1]) * k;
- B = (1.0f - color_values[2]) * k;
- } else {
- m_pColorSpace->GetRGB(color_values, R, G, B);
- }
- R = NORMALCOLOR_MAX(R, 1);
- G = NORMALCOLOR_MAX(G, 1);
- B = NORMALCOLOR_MAX(B, 1);
- dest_scan[dest_byte_pos] = (int32_t)(B * 255);
- dest_scan[dest_byte_pos + 1] = (int32_t)(G * 255);
- dest_scan[dest_byte_pos + 2] = (int32_t)(R * 255);
- dest_byte_pos += 3;
- }
- } else {
- int src_bit_pos = 0;
- int dest_byte_pos = 0;
- for (int column = 0; column < m_Width; column ++) {
- for (FX_DWORD color = 0; color < m_nComponents; color ++) {
- int data = _GetBits8(src_scan, src_bit_pos, m_bpc);
- color_values[color] = m_pCompData[color].m_DecodeMin +
- m_pCompData[color].m_DecodeStep * data;
- src_bit_pos += m_bpc;
- }
- if (m_bLoadMask && m_GroupFamily == PDFCS_DEVICECMYK && m_Family == PDFCS_DEVICECMYK) {
- FX_FLOAT k = 1.0f - color_values[3];
- R = (1.0f - color_values[0]) * k;
- G = (1.0f - color_values[1]) * k;
- B = (1.0f - color_values[2]) * k;
- } else {
- m_pColorSpace->GetRGB(color_values, R, G, B);
- }
- R = NORMALCOLOR_MAX(R, 1);
- G = NORMALCOLOR_MAX(G, 1);
- B = NORMALCOLOR_MAX(B, 1);
- dest_scan[dest_byte_pos] = (int32_t)(B * 255);
- dest_scan[dest_byte_pos + 1] = (int32_t)(G * 255);
- dest_scan[dest_byte_pos + 2] = (int32_t)(R * 255);
+#define NORMALCOLOR_MAX(color, max) \
+ (color) > (max) ? (max) : (color) < 0 ? 0 : (color);
+void CPDF_DIBSource::TranslateScanline24bpp(uint8_t* dest_scan,
+ const uint8_t* src_scan) const {
+ if (m_bpc == 0) {
+ return;
+ }
+ int max_data = (1 << m_bpc) - 1;
+ if (m_bDefaultDecode) {
+ if (m_Family == PDFCS_DEVICERGB || m_Family == PDFCS_CALRGB) {
+ const uint8_t* src_pos = src_scan;
+ switch (m_bpc) {
+ case 16:
+ for (int col = 0; col < m_Width; col++) {
+ *dest_scan++ = src_pos[4];
+ *dest_scan++ = src_pos[2];
+ *dest_scan++ = *src_pos;
+ src_pos += 6;
+ }
+ break;
+ case 8:
+ for (int column = 0; column < m_Width; column++) {
+ *dest_scan++ = src_pos[2];
+ *dest_scan++ = src_pos[1];
+ *dest_scan++ = *src_pos;
+ src_pos += 3;
+ }
+ break;
+ default:
+ int src_bit_pos = 0;
+ int dest_byte_pos = 0;
+ for (int column = 0; column < m_Width; column++) {
+ int R = _GetBits8(src_scan, src_bit_pos, m_bpc);
+ src_bit_pos += m_bpc;
+ int G = _GetBits8(src_scan, src_bit_pos, m_bpc);
+ src_bit_pos += m_bpc;
+ int B = _GetBits8(src_scan, src_bit_pos, m_bpc);
+ src_bit_pos += m_bpc;
+ R = NORMALCOLOR_MAX(R, max_data);
+ G = NORMALCOLOR_MAX(G, max_data);
+ B = NORMALCOLOR_MAX(B, max_data);
+ dest_scan[dest_byte_pos] = B * 255 / max_data;
+ dest_scan[dest_byte_pos + 1] = G * 255 / max_data;
+ dest_scan[dest_byte_pos + 2] = R * 255 / max_data;
dest_byte_pos += 3;
- }
+ }
+ break;
+ }
+ return;
}
+ if (m_bpc == 8) {
+ if (m_nComponents == m_pColorSpace->CountComponents())
+ m_pColorSpace->TranslateImageLine(
+ dest_scan, src_scan, m_Width, m_Width, m_Height,
+ m_bLoadMask && m_GroupFamily == PDFCS_DEVICECMYK &&
+ m_Family == PDFCS_DEVICECMYK);
+ return;
+ }
+ }
+ CFX_FixedBufGrow<FX_FLOAT, 16> color_values1(m_nComponents);
+ FX_FLOAT* color_values = color_values1;
+ FX_FLOAT R = 0.0f, G = 0.0f, B = 0.0f;
+ if (m_bpc == 8) {
+ int src_byte_pos = 0;
+ int dest_byte_pos = 0;
+ for (int column = 0; column < m_Width; column++) {
+ for (FX_DWORD color = 0; color < m_nComponents; color++) {
+ int data = src_scan[src_byte_pos++];
+ color_values[color] = m_pCompData[color].m_DecodeMin +
+ m_pCompData[color].m_DecodeStep * data;
+ }
+ if (m_bLoadMask && m_GroupFamily == PDFCS_DEVICECMYK &&
+ m_Family == PDFCS_DEVICECMYK) {
+ FX_FLOAT k = 1.0f - color_values[3];
+ R = (1.0f - color_values[0]) * k;
+ G = (1.0f - color_values[1]) * k;
+ B = (1.0f - color_values[2]) * k;
+ } else {
+ m_pColorSpace->GetRGB(color_values, R, G, B);
+ }
+ R = NORMALCOLOR_MAX(R, 1);
+ G = NORMALCOLOR_MAX(G, 1);
+ B = NORMALCOLOR_MAX(B, 1);
+ dest_scan[dest_byte_pos] = (int32_t)(B * 255);
+ dest_scan[dest_byte_pos + 1] = (int32_t)(G * 255);
+ dest_scan[dest_byte_pos + 2] = (int32_t)(R * 255);
+ dest_byte_pos += 3;
+ }
+ } else {
+ int src_bit_pos = 0;
+ int dest_byte_pos = 0;
+ for (int column = 0; column < m_Width; column++) {
+ for (FX_DWORD color = 0; color < m_nComponents; color++) {
+ int data = _GetBits8(src_scan, src_bit_pos, m_bpc);
+ color_values[color] = m_pCompData[color].m_DecodeMin +
+ m_pCompData[color].m_DecodeStep * data;
+ src_bit_pos += m_bpc;
+ }
+ if (m_bLoadMask && m_GroupFamily == PDFCS_DEVICECMYK &&
+ m_Family == PDFCS_DEVICECMYK) {
+ FX_FLOAT k = 1.0f - color_values[3];
+ R = (1.0f - color_values[0]) * k;
+ G = (1.0f - color_values[1]) * k;
+ B = (1.0f - color_values[2]) * k;
+ } else {
+ m_pColorSpace->GetRGB(color_values, R, G, B);
+ }
+ R = NORMALCOLOR_MAX(R, 1);
+ G = NORMALCOLOR_MAX(G, 1);
+ B = NORMALCOLOR_MAX(B, 1);
+ dest_scan[dest_byte_pos] = (int32_t)(B * 255);
+ dest_scan[dest_byte_pos + 1] = (int32_t)(G * 255);
+ dest_scan[dest_byte_pos + 2] = (int32_t)(R * 255);
+ dest_byte_pos += 3;
+ }
+ }
}
-uint8_t* CPDF_DIBSource::GetBuffer() const
-{
- if (m_pCachedBitmap) {
- return m_pCachedBitmap->GetBuffer();
- }
- return NULL;
+uint8_t* CPDF_DIBSource::GetBuffer() const {
+ if (m_pCachedBitmap) {
+ return m_pCachedBitmap->GetBuffer();
+ }
+ return NULL;
}
-const uint8_t* CPDF_DIBSource::GetScanline(int line) const
-{
- if (m_bpc == 0) {
- return NULL;
- }
- FX_SAFE_DWORD src_pitch = CalculatePitch8(m_bpc, m_nComponents, m_Width, 1);
- if (!src_pitch.IsValid())
- return NULL;
- FX_DWORD src_pitch_value = src_pitch.ValueOrDie();
- const uint8_t* pSrcLine = NULL;
- if (m_pCachedBitmap) {
- if (line >= m_pCachedBitmap->GetHeight()) {
- line = m_pCachedBitmap->GetHeight() - 1;
- }
- pSrcLine = m_pCachedBitmap->GetScanline(line);
- } else if (m_pDecoder) {
- pSrcLine = m_pDecoder->GetScanline(line);
- } else {
- if (m_pStreamAcc->GetSize() >= (line + 1) * src_pitch_value) {
- pSrcLine = m_pStreamAcc->GetData() + line * src_pitch_value;
- }
- }
- if (pSrcLine == NULL) {
- uint8_t* pLineBuf = m_pMaskedLine ? m_pMaskedLine : m_pLineBuf;
- FXSYS_memset(pLineBuf, 0xff, m_Pitch);
- return pLineBuf;
- }
- if (m_bpc * m_nComponents == 1) {
- if (m_bImageMask && m_bDefaultDecode) {
- for (FX_DWORD i = 0; i < src_pitch_value; i++) {
- m_pLineBuf[i] = ~pSrcLine[i];
- }
- } else if (m_bColorKey) {
- FX_DWORD reset_argb, set_argb;
- reset_argb = m_pPalette ? m_pPalette[0] : 0xff000000;
- set_argb = m_pPalette ? m_pPalette[1] : 0xffffffff;
- if (m_pCompData[0].m_ColorKeyMin == 0) {
- reset_argb = 0;
- }
- if (m_pCompData[0].m_ColorKeyMax == 1) {
- set_argb = 0;
- }
- set_argb = FXARGB_TODIB(set_argb);
- reset_argb = FXARGB_TODIB(reset_argb);
- FX_DWORD* dest_scan = (FX_DWORD*)m_pMaskedLine;
- for (int col = 0; col < m_Width; col ++) {
- if (pSrcLine[col / 8] & (1 << (7 - col % 8))) {
- *dest_scan = set_argb;
- } else {
- *dest_scan = reset_argb;
- }
- dest_scan ++;
- }
- return m_pMaskedLine;
+const uint8_t* CPDF_DIBSource::GetScanline(int line) const {
+ if (m_bpc == 0) {
+ return NULL;
+ }
+ FX_SAFE_DWORD src_pitch = CalculatePitch8(m_bpc, m_nComponents, m_Width, 1);
+ if (!src_pitch.IsValid())
+ return NULL;
+ FX_DWORD src_pitch_value = src_pitch.ValueOrDie();
+ const uint8_t* pSrcLine = NULL;
+ if (m_pCachedBitmap) {
+ if (line >= m_pCachedBitmap->GetHeight()) {
+ line = m_pCachedBitmap->GetHeight() - 1;
+ }
+ pSrcLine = m_pCachedBitmap->GetScanline(line);
+ } else if (m_pDecoder) {
+ pSrcLine = m_pDecoder->GetScanline(line);
+ } else {
+ if (m_pStreamAcc->GetSize() >= (line + 1) * src_pitch_value) {
+ pSrcLine = m_pStreamAcc->GetData() + line * src_pitch_value;
+ }
+ }
+ if (pSrcLine == NULL) {
+ uint8_t* pLineBuf = m_pMaskedLine ? m_pMaskedLine : m_pLineBuf;
+ FXSYS_memset(pLineBuf, 0xff, m_Pitch);
+ return pLineBuf;
+ }
+ if (m_bpc * m_nComponents == 1) {
+ if (m_bImageMask && m_bDefaultDecode) {
+ for (FX_DWORD i = 0; i < src_pitch_value; i++) {
+ m_pLineBuf[i] = ~pSrcLine[i];
+ }
+ } else if (m_bColorKey) {
+ FX_DWORD reset_argb, set_argb;
+ reset_argb = m_pPalette ? m_pPalette[0] : 0xff000000;
+ set_argb = m_pPalette ? m_pPalette[1] : 0xffffffff;
+ if (m_pCompData[0].m_ColorKeyMin == 0) {
+ reset_argb = 0;
+ }
+ if (m_pCompData[0].m_ColorKeyMax == 1) {
+ set_argb = 0;
+ }
+ set_argb = FXARGB_TODIB(set_argb);
+ reset_argb = FXARGB_TODIB(reset_argb);
+ FX_DWORD* dest_scan = (FX_DWORD*)m_pMaskedLine;
+ for (int col = 0; col < m_Width; col++) {
+ if (pSrcLine[col / 8] & (1 << (7 - col % 8))) {
+ *dest_scan = set_argb;
} else {
- FXSYS_memcpy(m_pLineBuf, pSrcLine, src_pitch_value);
+ *dest_scan = reset_argb;
}
- return m_pLineBuf;
+ dest_scan++;
+ }
+ return m_pMaskedLine;
+ } else {
+ FXSYS_memcpy(m_pLineBuf, pSrcLine, src_pitch_value);
}
- if (m_bpc * m_nComponents <= 8) {
- if (m_bpc == 8) {
- FXSYS_memcpy(m_pLineBuf, pSrcLine, src_pitch_value);
- } else {
- int src_bit_pos = 0;
- for (int col = 0; col < m_Width; col ++) {
- int color_index = 0;
- for (FX_DWORD color = 0; color < m_nComponents; color ++) {
- int data = _GetBits8(pSrcLine, src_bit_pos, m_bpc);
- color_index |= data << (color * m_bpc);
- src_bit_pos += m_bpc;
- }
- m_pLineBuf[col] = color_index;
- }
- }
- if (m_bColorKey) {
- uint8_t* pDestPixel = m_pMaskedLine;
- const uint8_t* pSrcPixel = m_pLineBuf;
- for (int col = 0; col < m_Width; col ++) {
- uint8_t index = *pSrcPixel++;
- if (m_pPalette) {
- *pDestPixel++ = FXARGB_B(m_pPalette[index]);
- *pDestPixel++ = FXARGB_G(m_pPalette[index]);
- *pDestPixel++ = FXARGB_R(m_pPalette[index]);
- } else {
- *pDestPixel++ = index;
- *pDestPixel++ = index;
- *pDestPixel++ = index;
- }
- *pDestPixel = (index < m_pCompData[0].m_ColorKeyMin || index > m_pCompData[0].m_ColorKeyMax) ? 0xff : 0;
- pDestPixel ++ ;
- }
- return m_pMaskedLine;
+ return m_pLineBuf;
+ }
+ if (m_bpc * m_nComponents <= 8) {
+ if (m_bpc == 8) {
+ FXSYS_memcpy(m_pLineBuf, pSrcLine, src_pitch_value);
+ } else {
+ int src_bit_pos = 0;
+ for (int col = 0; col < m_Width; col++) {
+ int color_index = 0;
+ for (FX_DWORD color = 0; color < m_nComponents; color++) {
+ int data = _GetBits8(pSrcLine, src_bit_pos, m_bpc);
+ color_index |= data << (color * m_bpc);
+ src_bit_pos += m_bpc;
}
- return m_pLineBuf;
+ m_pLineBuf[col] = color_index;
+ }
}
if (m_bColorKey) {
- if (m_nComponents == 3 && m_bpc == 8) {
- uint8_t* alpha_channel = m_pMaskedLine + 3;
- for (int col = 0; col < m_Width; col ++) {
- const uint8_t* pPixel = pSrcLine + col * 3;
- alpha_channel[col * 4] = (pPixel[0] < m_pCompData[0].m_ColorKeyMin || pPixel[0] > m_pCompData[0].m_ColorKeyMax ||
- pPixel[1] < m_pCompData[1].m_ColorKeyMin || pPixel[1] > m_pCompData[1].m_ColorKeyMax ||
- pPixel[2] < m_pCompData[2].m_ColorKeyMin || pPixel[2] > m_pCompData[2].m_ColorKeyMax) ? 0xff : 0;
- }
+ uint8_t* pDestPixel = m_pMaskedLine;
+ const uint8_t* pSrcPixel = m_pLineBuf;
+ for (int col = 0; col < m_Width; col++) {
+ uint8_t index = *pSrcPixel++;
+ if (m_pPalette) {
+ *pDestPixel++ = FXARGB_B(m_pPalette[index]);
+ *pDestPixel++ = FXARGB_G(m_pPalette[index]);
+ *pDestPixel++ = FXARGB_R(m_pPalette[index]);
} else {
- FXSYS_memset(m_pMaskedLine, 0xff, m_Pitch);
- }
- }
- if (m_pColorSpace) {
- TranslateScanline24bpp(m_pLineBuf, pSrcLine);
- pSrcLine = m_pLineBuf;
- }
- if (m_bColorKey) {
- const uint8_t* pSrcPixel = pSrcLine;
- uint8_t* pDestPixel = m_pMaskedLine;
- for (int col = 0; col < m_Width; col ++) {
- *pDestPixel++ = *pSrcPixel++;
- *pDestPixel++ = *pSrcPixel++;
- *pDestPixel++ = *pSrcPixel++;
- pDestPixel ++;
+ *pDestPixel++ = index;
+ *pDestPixel++ = index;
+ *pDestPixel++ = index;
}
- return m_pMaskedLine;
- }
- return pSrcLine;
+ *pDestPixel = (index < m_pCompData[0].m_ColorKeyMin ||
+ index > m_pCompData[0].m_ColorKeyMax)
+ ? 0xff
+ : 0;
+ pDestPixel++;
+ }
+ return m_pMaskedLine;
+ }
+ return m_pLineBuf;
+ }
+ if (m_bColorKey) {
+ if (m_nComponents == 3 && m_bpc == 8) {
+ uint8_t* alpha_channel = m_pMaskedLine + 3;
+ for (int col = 0; col < m_Width; col++) {
+ const uint8_t* pPixel = pSrcLine + col * 3;
+ alpha_channel[col * 4] = (pPixel[0] < m_pCompData[0].m_ColorKeyMin ||
+ pPixel[0] > m_pCompData[0].m_ColorKeyMax ||
+ pPixel[1] < m_pCompData[1].m_ColorKeyMin ||
+ pPixel[1] > m_pCompData[1].m_ColorKeyMax ||
+ pPixel[2] < m_pCompData[2].m_ColorKeyMin ||
+ pPixel[2] > m_pCompData[2].m_ColorKeyMax)
+ ? 0xff
+ : 0;
+ }
+ } else {
+ FXSYS_memset(m_pMaskedLine, 0xff, m_Pitch);
+ }
+ }
+ if (m_pColorSpace) {
+ TranslateScanline24bpp(m_pLineBuf, pSrcLine);
+ pSrcLine = m_pLineBuf;
+ }
+ if (m_bColorKey) {
+ const uint8_t* pSrcPixel = pSrcLine;
+ uint8_t* pDestPixel = m_pMaskedLine;
+ for (int col = 0; col < m_Width; col++) {
+ *pDestPixel++ = *pSrcPixel++;
+ *pDestPixel++ = *pSrcPixel++;
+ *pDestPixel++ = *pSrcPixel++;
+ pDestPixel++;
+ }
+ return m_pMaskedLine;
+ }
+ return pSrcLine;
}
-FX_BOOL CPDF_DIBSource::SkipToScanline(int line, IFX_Pause* pPause) const
-{
- if (m_pDecoder) {
- return m_pDecoder->SkipToScanline(line, pPause);
- }
- return FALSE;
+FX_BOOL CPDF_DIBSource::SkipToScanline(int line, IFX_Pause* pPause) const {
+ if (m_pDecoder) {
+ return m_pDecoder->SkipToScanline(line, pPause);
+ }
+ return FALSE;
}
-void CPDF_DIBSource::DownSampleScanline(int line, uint8_t* dest_scan, int dest_bpp,
- int dest_width, FX_BOOL bFlipX, int clip_left, int clip_width) const
-{
- if (line < 0 || dest_scan == NULL || dest_bpp <= 0 ||
- dest_width <= 0 || clip_left < 0 || clip_width <= 0) {
- return;
- }
+void CPDF_DIBSource::DownSampleScanline(int line,
+ uint8_t* dest_scan,
+ int dest_bpp,
+ int dest_width,
+ FX_BOOL bFlipX,
+ int clip_left,
+ int clip_width) const {
+ if (line < 0 || dest_scan == NULL || dest_bpp <= 0 || dest_width <= 0 ||
+ clip_left < 0 || clip_width <= 0) {
+ return;
+ }
- FX_DWORD src_width = m_Width;
- FX_SAFE_DWORD pitch = CalculatePitch8(m_bpc, m_nComponents, m_Width, 1);
+ FX_DWORD src_width = m_Width;
+ FX_SAFE_DWORD pitch = CalculatePitch8(m_bpc, m_nComponents, m_Width, 1);
+ if (!pitch.IsValid()) {
+ return;
+ }
+
+ const uint8_t* pSrcLine = NULL;
+ if (m_pCachedBitmap) {
+ pSrcLine = m_pCachedBitmap->GetScanline(line);
+ } else if (m_pDecoder) {
+ pSrcLine = m_pDecoder->GetScanline(line);
+ } else {
+ FX_DWORD src_pitch = pitch.ValueOrDie();
+ pitch *= (line + 1);
if (!pitch.IsValid()) {
- return;
+ return;
}
- const uint8_t* pSrcLine = NULL;
- if (m_pCachedBitmap) {
- pSrcLine = m_pCachedBitmap->GetScanline(line);
- } else if (m_pDecoder) {
- pSrcLine = m_pDecoder->GetScanline(line);
- } else {
- FX_DWORD src_pitch = pitch.ValueOrDie();
- pitch *= (line+1);
- if (!pitch.IsValid()) {
- return;
- }
+ if (m_pStreamAcc->GetSize() >= pitch.ValueOrDie()) {
+ pSrcLine = m_pStreamAcc->GetData() + line * src_pitch;
+ }
+ }
+ int orig_Bpp = m_bpc * m_nComponents / 8;
+ int dest_Bpp = dest_bpp / 8;
+ if (pSrcLine == NULL) {
+ FXSYS_memset(dest_scan, 0xff, dest_Bpp * clip_width);
+ return;
+ }
- if (m_pStreamAcc->GetSize() >= pitch.ValueOrDie()) {
- pSrcLine = m_pStreamAcc->GetData() + line * src_pitch;
- }
- }
- int orig_Bpp = m_bpc * m_nComponents / 8;
- int dest_Bpp = dest_bpp / 8;
- if (pSrcLine == NULL) {
- FXSYS_memset(dest_scan, 0xff, dest_Bpp * clip_width);
- return;
- }
+ FX_SAFE_INT32 max_src_x = clip_left;
+ max_src_x += clip_width - 1;
+ max_src_x *= src_width;
+ max_src_x /= dest_width;
+ if (!max_src_x.IsValid()) {
+ return;
+ }
- FX_SAFE_INT32 max_src_x = clip_left;
- max_src_x += clip_width - 1;
- max_src_x *= src_width;
- max_src_x /= dest_width;
- if (!max_src_x.IsValid()) {
- return;
- }
-
- CFX_FixedBufGrow<uint8_t, 128> temp(orig_Bpp);
- if (m_bpc * m_nComponents == 1) {
- FX_DWORD set_argb = (FX_DWORD) - 1, reset_argb = 0;
- if (m_bImageMask) {
- if (m_bDefaultDecode) {
- set_argb = 0;
- reset_argb = (FX_DWORD) - 1;
- }
- } else if (m_bColorKey) {
- reset_argb = m_pPalette ? m_pPalette[0] : 0xff000000;
- set_argb = m_pPalette ? m_pPalette[1] : 0xffffffff;
- if (m_pCompData[0].m_ColorKeyMin == 0) {
- reset_argb = 0;
- }
- if (m_pCompData[0].m_ColorKeyMax == 1) {
- set_argb = 0;
- }
- set_argb = FXARGB_TODIB(set_argb);
- reset_argb = FXARGB_TODIB(reset_argb);
- for (int i = 0; i < clip_width; i ++) {
- FX_DWORD src_x = (clip_left + i) * src_width / dest_width;
- if (bFlipX) {
- src_x = src_width - src_x - 1;
- }
- src_x %= src_width;
- if (pSrcLine[src_x / 8] & (1 << (7 - src_x % 8))) {
- ((FX_DWORD*)dest_scan)[i] = set_argb;
- } else {
- ((FX_DWORD*)dest_scan)[i] = reset_argb;
- }
- }
- return;
+ CFX_FixedBufGrow<uint8_t, 128> temp(orig_Bpp);
+ if (m_bpc * m_nComponents == 1) {
+ FX_DWORD set_argb = (FX_DWORD)-1, reset_argb = 0;
+ if (m_bImageMask) {
+ if (m_bDefaultDecode) {
+ set_argb = 0;
+ reset_argb = (FX_DWORD)-1;
+ }
+ } else if (m_bColorKey) {
+ reset_argb = m_pPalette ? m_pPalette[0] : 0xff000000;
+ set_argb = m_pPalette ? m_pPalette[1] : 0xffffffff;
+ if (m_pCompData[0].m_ColorKeyMin == 0) {
+ reset_argb = 0;
+ }
+ if (m_pCompData[0].m_ColorKeyMax == 1) {
+ set_argb = 0;
+ }
+ set_argb = FXARGB_TODIB(set_argb);
+ reset_argb = FXARGB_TODIB(reset_argb);
+ for (int i = 0; i < clip_width; i++) {
+ FX_DWORD src_x = (clip_left + i) * src_width / dest_width;
+ if (bFlipX) {
+ src_x = src_width - src_x - 1;
+ }
+ src_x %= src_width;
+ if (pSrcLine[src_x / 8] & (1 << (7 - src_x % 8))) {
+ ((FX_DWORD*)dest_scan)[i] = set_argb;
} else {
- if (dest_Bpp == 1) {
- } else if (m_pPalette) {
- reset_argb = m_pPalette[0];
- set_argb = m_pPalette[1];
- }
+ ((FX_DWORD*)dest_scan)[i] = reset_argb;
}
- for (int i = 0; i < clip_width; i ++) {
- FX_DWORD src_x = (clip_left + i) * src_width / dest_width;
- if (bFlipX) {
- src_x = src_width - src_x - 1;
- }
- src_x %= src_width;
- int dest_pos = i * dest_Bpp;
- if (pSrcLine[src_x / 8] & (1 << (7 - src_x % 8))) {
- if (dest_Bpp == 1) {
- dest_scan[dest_pos] = (uint8_t)set_argb;
- } else if (dest_Bpp == 3) {
- dest_scan[dest_pos] = FXARGB_B(set_argb);
- dest_scan[dest_pos + 1] = FXARGB_G(set_argb);
- dest_scan[dest_pos + 2] = FXARGB_R(set_argb);
- } else {
- *(FX_DWORD*)(dest_scan + dest_pos) = set_argb;
- }
- } else {
- if (dest_Bpp == 1) {
- dest_scan[dest_pos] = (uint8_t)reset_argb;
- } else if (dest_Bpp == 3) {
- dest_scan[dest_pos] = FXARGB_B(reset_argb);
- dest_scan[dest_pos + 1] = FXARGB_G(reset_argb);
- dest_scan[dest_pos + 2] = FXARGB_R(reset_argb);
- } else {
- *(FX_DWORD*)(dest_scan + dest_pos) = reset_argb;
- }
- }
+ }
+ return;
+ } else {
+ if (dest_Bpp == 1) {
+ } else if (m_pPalette) {
+ reset_argb = m_pPalette[0];
+ set_argb = m_pPalette[1];
+ }
+ }
+ for (int i = 0; i < clip_width; i++) {
+ FX_DWORD src_x = (clip_left + i) * src_width / dest_width;
+ if (bFlipX) {
+ src_x = src_width - src_x - 1;
+ }
+ src_x %= src_width;
+ int dest_pos = i * dest_Bpp;
+ if (pSrcLine[src_x / 8] & (1 << (7 - src_x % 8))) {
+ if (dest_Bpp == 1) {
+ dest_scan[dest_pos] = (uint8_t)set_argb;
+ } else if (dest_Bpp == 3) {
+ dest_scan[dest_pos] = FXARGB_B(set_argb);
+ dest_scan[dest_pos + 1] = FXARGB_G(set_argb);
+ dest_scan[dest_pos + 2] = FXARGB_R(set_argb);
+ } else {
+ *(FX_DWORD*)(dest_scan + dest_pos) = set_argb;
}
- return;
- } else if (m_bpc * m_nComponents <= 8) {
- if (m_bpc < 8) {
- int src_bit_pos = 0;
- for (FX_DWORD col = 0; col < src_width; col ++) {
- int color_index = 0;
- for (FX_DWORD color = 0; color < m_nComponents; color ++) {
- int data = _GetBits8(pSrcLine, src_bit_pos, m_bpc);
- color_index |= data << (color * m_bpc);
- src_bit_pos += m_bpc;
- }
- m_pLineBuf[col] = color_index;
- }
- pSrcLine = m_pLineBuf;
+ } else {
+ if (dest_Bpp == 1) {
+ dest_scan[dest_pos] = (uint8_t)reset_argb;
+ } else if (dest_Bpp == 3) {
+ dest_scan[dest_pos] = FXARGB_B(reset_argb);
+ dest_scan[dest_pos + 1] = FXARGB_G(reset_argb);
+ dest_scan[dest_pos + 2] = FXARGB_R(reset_argb);
+ } else {
+ *(FX_DWORD*)(dest_scan + dest_pos) = reset_argb;
}
- if (m_bColorKey) {
- for (int i = 0; i < clip_width; i ++) {
- FX_DWORD src_x = (clip_left + i) * src_width / dest_width;
- if (bFlipX) {
- src_x = src_width - src_x - 1;
- }
- src_x %= src_width;
- uint8_t* pDestPixel = dest_scan + i * 4;
- uint8_t index = pSrcLine[src_x];
- if (m_pPalette) {
- *pDestPixel++ = FXARGB_B(m_pPalette[index]);
- *pDestPixel++ = FXARGB_G(m_pPalette[index]);
- *pDestPixel++ = FXARGB_R(m_pPalette[index]);
- } else {
- *pDestPixel++ = index;
- *pDestPixel++ = index;
- *pDestPixel++ = index;
- }
- *pDestPixel = (index < m_pCompData[0].m_ColorKeyMin || index > m_pCompData[0].m_ColorKeyMax) ? 0xff : 0;
- }
- return;
+ }
+ }
+ return;
+ } else if (m_bpc * m_nComponents <= 8) {
+ if (m_bpc < 8) {
+ int src_bit_pos = 0;
+ for (FX_DWORD col = 0; col < src_width; col++) {
+ int color_index = 0;
+ for (FX_DWORD color = 0; color < m_nComponents; color++) {
+ int data = _GetBits8(pSrcLine, src_bit_pos, m_bpc);
+ color_index |= data << (color * m_bpc);
+ src_bit_pos += m_bpc;
}
- for (int i = 0; i < clip_width; i ++) {
- FX_DWORD src_x = (clip_left + i) * src_width / dest_width;
- if (bFlipX) {
- src_x = src_width - src_x - 1;
- }
- src_x %= src_width;
- uint8_t index = pSrcLine[src_x];
- if (dest_Bpp == 1) {
- dest_scan[i] = index;
- } else {
- int dest_pos = i * dest_Bpp;
- FX_ARGB argb = m_pPalette[index];
- dest_scan[dest_pos] = FXARGB_B(argb);
- dest_scan[dest_pos + 1] = FXARGB_G(argb);
- dest_scan[dest_pos + 2] = FXARGB_R(argb);
- }
+ m_pLineBuf[col] = color_index;
+ }
+ pSrcLine = m_pLineBuf;
+ }
+ if (m_bColorKey) {
+ for (int i = 0; i < clip_width; i++) {
+ FX_DWORD src_x = (clip_left + i) * src_width / dest_width;
+ if (bFlipX) {
+ src_x = src_width - src_x - 1;
}
- return;
- } else {
- int last_src_x = -1;
- FX_ARGB last_argb;
- FX_FLOAT orig_Not8Bpp = (FX_FLOAT)m_bpc * (FX_FLOAT)m_nComponents / 8.0f;
- FX_FLOAT unit_To8Bpc = 255.0f / ((1 << m_bpc) - 1);
- for (int i = 0; i < clip_width; i ++) {
- int dest_x = clip_left + i;
- FX_DWORD src_x = (bFlipX ? (dest_width - dest_x - 1) : dest_x) * (int64_t)src_width / dest_width;
- src_x %= src_width;
- const uint8_t* pSrcPixel = NULL;
- if (m_bpc % 8 == 0) {
- pSrcPixel = pSrcLine + src_x * orig_Bpp;
- } else {
- pSrcPixel = pSrcLine + (int)(src_x * orig_Not8Bpp);
- }
- uint8_t* pDestPixel = dest_scan + i * dest_Bpp;
- FX_ARGB argb;
- if (src_x == last_src_x) {
- argb = last_argb;
- } else {
- if (m_pColorSpace) {
- uint8_t color[4];
- if (!m_bDefaultDecode) {
- for (int i = 0; i < m_nComponents; i ++) {
- int color_value = (int)((m_pCompData[i].m_DecodeMin + m_pCompData[i].m_DecodeStep * (FX_FLOAT)pSrcPixel[i]) * 255.0f + 0.5f);
- temp[i] = color_value > 255 ? 255 : (color_value < 0 ? 0 : color_value);
- }
- m_pColorSpace->TranslateImageLine(color, temp, 1, 0, 0, m_bLoadMask && m_GroupFamily == PDFCS_DEVICECMYK && m_Family == PDFCS_DEVICECMYK);
- } else {
- if (m_bpc < 8) {
- int src_bit_pos = 0;
- if (src_x % 2) {
- src_bit_pos = 4;
- }
- for (FX_DWORD i = 0; i < m_nComponents; i ++) {
- temp[i] = (uint8_t)(_GetBits8(pSrcPixel, src_bit_pos, m_bpc) * unit_To8Bpc);
- src_bit_pos += m_bpc;
- }
- m_pColorSpace->TranslateImageLine(color, temp, 1, 0, 0, m_bLoadMask && m_GroupFamily == PDFCS_DEVICECMYK && m_Family == PDFCS_DEVICECMYK);
- } else {
- m_pColorSpace->TranslateImageLine(color, pSrcPixel, 1, 0, 0, m_bLoadMask && m_GroupFamily == PDFCS_DEVICECMYK && m_Family == PDFCS_DEVICECMYK);
- }
- }
- argb = FXARGB_MAKE(0xff, color[2], color[1], color[0]);
- } else {
- argb = FXARGB_MAKE(0xff, pSrcPixel[2], pSrcPixel[1], pSrcPixel[0]);
- }
- if (m_bColorKey) {
- int alpha = 0xff;
- if (m_nComponents == 3 && m_bpc == 8) {
- alpha = (pSrcPixel[0] < m_pCompData[0].m_ColorKeyMin ||
- pSrcPixel[0] > m_pCompData[0].m_ColorKeyMax ||
- pSrcPixel[1] < m_pCompData[1].m_ColorKeyMin ||
- pSrcPixel[1] > m_pCompData[1].m_ColorKeyMax ||
- pSrcPixel[2] < m_pCompData[2].m_ColorKeyMin ||
- pSrcPixel[2] > m_pCompData[2].m_ColorKeyMax) ? 0xff : 0;
- }
- argb &= 0xffffff;
- argb |= alpha << 24;
- }
- last_src_x = src_x;
- last_argb = argb;
+ src_x %= src_width;
+ uint8_t* pDestPixel = dest_scan + i * 4;
+ uint8_t index = pSrcLine[src_x];
+ if (m_pPalette) {
+ *pDestPixel++ = FXARGB_B(m_pPalette[index]);
+ *pDestPixel++ = FXARGB_G(m_pPalette[index]);
+ *pDestPixel++ = FXARGB_R(m_pPalette[index]);
+ } else {
+ *pDestPixel++ = index;
+ *pDestPixel++ = index;
+ *pDestPixel++ = index;
+ }
+ *pDestPixel = (index < m_pCompData[0].m_ColorKeyMin ||
+ index > m_pCompData[0].m_ColorKeyMax)
+ ? 0xff
+ : 0;
+ }
+ return;
+ }
+ for (int i = 0; i < clip_width; i++) {
+ FX_DWORD src_x = (clip_left + i) * src_width / dest_width;
+ if (bFlipX) {
+ src_x = src_width - src_x - 1;
+ }
+ src_x %= src_width;
+ uint8_t index = pSrcLine[src_x];
+ if (dest_Bpp == 1) {
+ dest_scan[i] = index;
+ } else {
+ int dest_pos = i * dest_Bpp;
+ FX_ARGB argb = m_pPalette[index];
+ dest_scan[dest_pos] = FXARGB_B(argb);
+ dest_scan[dest_pos + 1] = FXARGB_G(argb);
+ dest_scan[dest_pos + 2] = FXARGB_R(argb);
+ }
+ }
+ return;
+ } else {
+ int last_src_x = -1;
+ FX_ARGB last_argb;
+ FX_FLOAT orig_Not8Bpp = (FX_FLOAT)m_bpc * (FX_FLOAT)m_nComponents / 8.0f;
+ FX_FLOAT unit_To8Bpc = 255.0f / ((1 << m_bpc) - 1);
+ for (int i = 0; i < clip_width; i++) {
+ int dest_x = clip_left + i;
+ FX_DWORD src_x = (bFlipX ? (dest_width - dest_x - 1) : dest_x) *
+ (int64_t)src_width / dest_width;
+ src_x %= src_width;
+ const uint8_t* pSrcPixel = NULL;
+ if (m_bpc % 8 == 0) {
+ pSrcPixel = pSrcLine + src_x * orig_Bpp;
+ } else {
+ pSrcPixel = pSrcLine + (int)(src_x * orig_Not8Bpp);
+ }
+ uint8_t* pDestPixel = dest_scan + i * dest_Bpp;
+ FX_ARGB argb;
+ if (src_x == last_src_x) {
+ argb = last_argb;
+ } else {
+ if (m_pColorSpace) {
+ uint8_t color[4];
+ if (!m_bDefaultDecode) {
+ for (int i = 0; i < m_nComponents; i++) {
+ int color_value =
+ (int)((m_pCompData[i].m_DecodeMin +
+ m_pCompData[i].m_DecodeStep * (FX_FLOAT)pSrcPixel[i]) *
+ 255.0f +
+ 0.5f);
+ temp[i] =
+ color_value > 255 ? 255 : (color_value < 0 ? 0 : color_value);
}
- if (dest_Bpp == 4) {
- *(FX_DWORD*)pDestPixel = FXARGB_TODIB(argb);
+ m_pColorSpace->TranslateImageLine(
+ color, temp, 1, 0, 0, m_bLoadMask &&
+ m_GroupFamily == PDFCS_DEVICECMYK &&
+ m_Family == PDFCS_DEVICECMYK);
+ } else {
+ if (m_bpc < 8) {
+ int src_bit_pos = 0;
+ if (src_x % 2) {
+ src_bit_pos = 4;
+ }
+ for (FX_DWORD i = 0; i < m_nComponents; i++) {
+ temp[i] = (uint8_t)(_GetBits8(pSrcPixel, src_bit_pos, m_bpc) *
+ unit_To8Bpc);
+ src_bit_pos += m_bpc;
+ }
+ m_pColorSpace->TranslateImageLine(
+ color, temp, 1, 0, 0, m_bLoadMask &&
+ m_GroupFamily == PDFCS_DEVICECMYK &&
+ m_Family == PDFCS_DEVICECMYK);
} else {
- *pDestPixel++ = FXARGB_B(argb);
- *pDestPixel++ = FXARGB_G(argb);
- *pDestPixel = FXARGB_R(argb);
+ m_pColorSpace->TranslateImageLine(
+ color, pSrcPixel, 1, 0, 0,
+ m_bLoadMask && m_GroupFamily == PDFCS_DEVICECMYK &&
+ m_Family == PDFCS_DEVICECMYK);
}
+ }
+ argb = FXARGB_MAKE(0xff, color[2], color[1], color[0]);
+ } else {
+ argb = FXARGB_MAKE(0xff, pSrcPixel[2], pSrcPixel[1], pSrcPixel[0]);
}
- }
+ if (m_bColorKey) {
+ int alpha = 0xff;
+ if (m_nComponents == 3 && m_bpc == 8) {
+ alpha = (pSrcPixel[0] < m_pCompData[0].m_ColorKeyMin ||
+ pSrcPixel[0] > m_pCompData[0].m_ColorKeyMax ||
+ pSrcPixel[1] < m_pCompData[1].m_ColorKeyMin ||
+ pSrcPixel[1] > m_pCompData[1].m_ColorKeyMax ||
+ pSrcPixel[2] < m_pCompData[2].m_ColorKeyMin ||
+ pSrcPixel[2] > m_pCompData[2].m_ColorKeyMax)
+ ? 0xff
+ : 0;
+ }
+ argb &= 0xffffff;
+ argb |= alpha << 24;
+ }
+ last_src_x = src_x;
+ last_argb = argb;
+ }
+ if (dest_Bpp == 4) {
+ *(FX_DWORD*)pDestPixel = FXARGB_TODIB(argb);
+ } else {
+ *pDestPixel++ = FXARGB_B(argb);
+ *pDestPixel++ = FXARGB_G(argb);
+ *pDestPixel = FXARGB_R(argb);
+ }
+ }
+ }
}
-void CPDF_DIBSource::SetDownSampleSize(int dest_width, int dest_height) const
-{
- if (m_pDecoder) {
- m_pDecoder->DownScale(dest_width, dest_height);
- ((CPDF_DIBSource*)this)->m_Width = m_pDecoder->GetWidth();
- ((CPDF_DIBSource*)this)->m_Height = m_pDecoder->GetHeight();
- }
+void CPDF_DIBSource::SetDownSampleSize(int dest_width, int dest_height) const {
+ if (m_pDecoder) {
+ m_pDecoder->DownScale(dest_width, dest_height);
+ ((CPDF_DIBSource*)this)->m_Width = m_pDecoder->GetWidth();
+ ((CPDF_DIBSource*)this)->m_Height = m_pDecoder->GetHeight();
+ }
}
-void CPDF_DIBSource::ClearImageData()
-{
- if (m_pDecoder) {
- m_pDecoder->ClearImageData();
- }
+void CPDF_DIBSource::ClearImageData() {
+ if (m_pDecoder) {
+ m_pDecoder->ClearImageData();
+ }
}
-CPDF_ProgressiveImageLoaderHandle::CPDF_ProgressiveImageLoaderHandle()
-{
- m_pImageLoader = NULL;
- m_pCache = NULL;
- m_pImage = NULL;
+CPDF_ProgressiveImageLoaderHandle::CPDF_ProgressiveImageLoaderHandle() {
+ m_pImageLoader = NULL;
+ m_pCache = NULL;
+ m_pImage = NULL;
}
-CPDF_ProgressiveImageLoaderHandle::~CPDF_ProgressiveImageLoaderHandle()
-{
+CPDF_ProgressiveImageLoaderHandle::~CPDF_ProgressiveImageLoaderHandle() {}
+FX_BOOL CPDF_ProgressiveImageLoaderHandle::Start(
+ CPDF_ImageLoader* pImageLoader,
+ const CPDF_ImageObject* pImage,
+ CPDF_PageRenderCache* pCache,
+ FX_BOOL bStdCS,
+ FX_DWORD GroupFamily,
+ FX_BOOL bLoadMask,
+ CPDF_RenderStatus* pRenderStatus,
+ int32_t nDownsampleWidth,
+ int32_t nDownsampleHeight) {
+ m_pImageLoader = pImageLoader;
+ m_pCache = pCache;
+ m_pImage = (CPDF_ImageObject*)pImage;
+ m_nDownsampleWidth = nDownsampleWidth;
+ m_nDownsampleHeight = nDownsampleHeight;
+ FX_BOOL ret;
+ if (pCache) {
+ ret = pCache->StartGetCachedBitmap(pImage->m_pImage->GetStream(), bStdCS,
+ GroupFamily, bLoadMask, pRenderStatus,
+ m_nDownsampleWidth, m_nDownsampleHeight);
+ if (ret == FALSE) {
+ m_pImageLoader->m_bCached = TRUE;
+ m_pImageLoader->m_pBitmap = pCache->m_pCurImageCache->DetachBitmap();
+ m_pImageLoader->m_pMask = pCache->m_pCurImageCache->DetachMask();
+ m_pImageLoader->m_MatteColor = pCache->m_pCurImageCache->m_MatteColor;
+ }
+ } else {
+ ret = pImage->m_pImage->StartLoadDIBSource(pRenderStatus->m_pFormResource,
+ pRenderStatus->m_pPageResource,
+ bStdCS, GroupFamily, bLoadMask);
+ if (ret == FALSE) {
+ m_pImageLoader->m_bCached = FALSE;
+ m_pImageLoader->m_pBitmap = m_pImage->m_pImage->DetachBitmap();
+ m_pImageLoader->m_pMask = m_pImage->m_pImage->DetachMask();
+ m_pImageLoader->m_MatteColor = m_pImage->m_pImage->m_MatteColor;
+ }
+ }
+ return ret;
}
-FX_BOOL CPDF_ProgressiveImageLoaderHandle::Start(CPDF_ImageLoader* pImageLoader, const CPDF_ImageObject* pImage, CPDF_PageRenderCache* pCache, FX_BOOL bStdCS, FX_DWORD GroupFamily, FX_BOOL bLoadMask, CPDF_RenderStatus* pRenderStatus, int32_t nDownsampleWidth, int32_t nDownsampleHeight)
-{
- m_pImageLoader = pImageLoader;
- m_pCache = pCache;
- m_pImage = (CPDF_ImageObject*)pImage;
- m_nDownsampleWidth = nDownsampleWidth;
- m_nDownsampleHeight = nDownsampleHeight;
- FX_BOOL ret;
- if (pCache) {
- ret = pCache->StartGetCachedBitmap(pImage->m_pImage->GetStream(), bStdCS, GroupFamily, bLoadMask, pRenderStatus, m_nDownsampleWidth, m_nDownsampleHeight);
- if (ret == FALSE) {
- m_pImageLoader->m_bCached = TRUE;
- m_pImageLoader->m_pBitmap = pCache->m_pCurImageCache->DetachBitmap();
- m_pImageLoader->m_pMask = pCache->m_pCurImageCache->DetachMask();
- m_pImageLoader->m_MatteColor = pCache->m_pCurImageCache->m_MatteColor;
- }
- } else {
- ret = pImage->m_pImage->StartLoadDIBSource(pRenderStatus->m_pFormResource, pRenderStatus->m_pPageResource, bStdCS, GroupFamily, bLoadMask);
- if (ret == FALSE) {
- m_pImageLoader->m_bCached = FALSE;
- m_pImageLoader->m_pBitmap = m_pImage->m_pImage->DetachBitmap();
- m_pImageLoader->m_pMask = m_pImage->m_pImage->DetachMask();
- m_pImageLoader->m_MatteColor = m_pImage->m_pImage->m_MatteColor;
- }
- }
- return ret;
+FX_BOOL CPDF_ProgressiveImageLoaderHandle::Continue(IFX_Pause* pPause) {
+ FX_BOOL ret;
+ if (m_pCache) {
+ ret = m_pCache->Continue(pPause);
+ if (ret == FALSE) {
+ m_pImageLoader->m_bCached = TRUE;
+ m_pImageLoader->m_pBitmap = m_pCache->m_pCurImageCache->DetachBitmap();
+ m_pImageLoader->m_pMask = m_pCache->m_pCurImageCache->DetachMask();
+ m_pImageLoader->m_MatteColor = m_pCache->m_pCurImageCache->m_MatteColor;
+ }
+ } else {
+ ret = m_pImage->m_pImage->Continue(pPause);
+ if (ret == FALSE) {
+ m_pImageLoader->m_bCached = FALSE;
+ m_pImageLoader->m_pBitmap = m_pImage->m_pImage->DetachBitmap();
+ m_pImageLoader->m_pMask = m_pImage->m_pImage->DetachMask();
+ m_pImageLoader->m_MatteColor = m_pImage->m_pImage->m_MatteColor;
+ }
+ }
+ return ret;
}
-FX_BOOL CPDF_ProgressiveImageLoaderHandle::Continue(IFX_Pause* pPause)
-{
- FX_BOOL ret;
- if (m_pCache) {
- ret = m_pCache->Continue(pPause);
- if (ret == FALSE) {
- m_pImageLoader->m_bCached = TRUE;
- m_pImageLoader->m_pBitmap = m_pCache->m_pCurImageCache->DetachBitmap();
- m_pImageLoader->m_pMask = m_pCache->m_pCurImageCache->DetachMask();
- m_pImageLoader->m_MatteColor = m_pCache->m_pCurImageCache->m_MatteColor;
- }
- } else {
- ret = m_pImage->m_pImage->Continue(pPause);
- if (ret == FALSE) {
- m_pImageLoader->m_bCached = FALSE;
- m_pImageLoader->m_pBitmap = m_pImage->m_pImage->DetachBitmap();
- m_pImageLoader->m_pMask = m_pImage->m_pImage->DetachMask();
- m_pImageLoader->m_MatteColor = m_pImage->m_pImage->m_MatteColor;
- }
- }
- return ret;
-}
-FX_BOOL CPDF_ImageLoader::Load(const CPDF_ImageObject* pImage, CPDF_PageRenderCache* pCache, FX_BOOL bStdCS, FX_DWORD GroupFamily, FX_BOOL bLoadMask, CPDF_RenderStatus* pRenderStatus)
-{
- if (pImage == NULL) {
- return FALSE;
- }
- if (pCache) {
- pCache->GetCachedBitmap(pImage->m_pImage->GetStream(), m_pBitmap, m_pMask, m_MatteColor, bStdCS, GroupFamily, bLoadMask, pRenderStatus, m_nDownsampleWidth, m_nDownsampleHeight);
- m_bCached = TRUE;
- } else {
- m_pBitmap = pImage->m_pImage->LoadDIBSource(&m_pMask, &m_MatteColor, bStdCS, GroupFamily, bLoadMask);
- m_bCached = FALSE;
- }
+FX_BOOL CPDF_ImageLoader::Load(const CPDF_ImageObject* pImage,
+ CPDF_PageRenderCache* pCache,
+ FX_BOOL bStdCS,
+ FX_DWORD GroupFamily,
+ FX_BOOL bLoadMask,
+ CPDF_RenderStatus* pRenderStatus) {
+ if (pImage == NULL) {
return FALSE;
+ }
+ if (pCache) {
+ pCache->GetCachedBitmap(pImage->m_pImage->GetStream(), m_pBitmap, m_pMask,
+ m_MatteColor, bStdCS, GroupFamily, bLoadMask,
+ pRenderStatus, m_nDownsampleWidth,
+ m_nDownsampleHeight);
+ m_bCached = TRUE;
+ } else {
+ m_pBitmap = pImage->m_pImage->LoadDIBSource(&m_pMask, &m_MatteColor, bStdCS,
+ GroupFamily, bLoadMask);
+ m_bCached = FALSE;
+ }
+ return FALSE;
}
-FX_BOOL CPDF_ImageLoader::StartLoadImage(const CPDF_ImageObject* pImage, CPDF_PageRenderCache* pCache, void*& LoadHandle, FX_BOOL bStdCS, FX_DWORD GroupFamily, FX_BOOL bLoadMask, CPDF_RenderStatus* pRenderStatus, int32_t nDownsampleWidth, int32_t nDownsampleHeight)
-{
- m_nDownsampleWidth = nDownsampleWidth;
- m_nDownsampleHeight = nDownsampleHeight;
- CPDF_ProgressiveImageLoaderHandle* pLoaderHandle = new CPDF_ProgressiveImageLoaderHandle;
- FX_BOOL ret = pLoaderHandle->Start(this, pImage, pCache, bStdCS, GroupFamily, bLoadMask, pRenderStatus, m_nDownsampleWidth, m_nDownsampleHeight);
- LoadHandle = pLoaderHandle;
- return ret;
+FX_BOOL CPDF_ImageLoader::StartLoadImage(const CPDF_ImageObject* pImage,
+ CPDF_PageRenderCache* pCache,
+ void*& LoadHandle,
+ FX_BOOL bStdCS,
+ FX_DWORD GroupFamily,
+ FX_BOOL bLoadMask,
+ CPDF_RenderStatus* pRenderStatus,
+ int32_t nDownsampleWidth,
+ int32_t nDownsampleHeight) {
+ m_nDownsampleWidth = nDownsampleWidth;
+ m_nDownsampleHeight = nDownsampleHeight;
+ CPDF_ProgressiveImageLoaderHandle* pLoaderHandle =
+ new CPDF_ProgressiveImageLoaderHandle;
+ FX_BOOL ret = pLoaderHandle->Start(this, pImage, pCache, bStdCS, GroupFamily,
+ bLoadMask, pRenderStatus,
+ m_nDownsampleWidth, m_nDownsampleHeight);
+ LoadHandle = pLoaderHandle;
+ return ret;
}
-FX_BOOL CPDF_ImageLoader::Continue(void* LoadHandle, IFX_Pause* pPause)
-{
- return ((CPDF_ProgressiveImageLoaderHandle*)LoadHandle)->Continue(pPause);
+FX_BOOL CPDF_ImageLoader::Continue(void* LoadHandle, IFX_Pause* pPause) {
+ return ((CPDF_ProgressiveImageLoaderHandle*)LoadHandle)->Continue(pPause);
}
-CPDF_ImageLoader::~CPDF_ImageLoader()
-{
- if (!m_bCached) {
- delete m_pBitmap;
- delete m_pMask;
- }
+CPDF_ImageLoader::~CPDF_ImageLoader() {
+ if (!m_bCached) {
+ delete m_pBitmap;
+ delete m_pMask;
+ }
}
diff --git a/core/src/fpdfapi/fpdf_render/fpdf_render_pattern.cpp b/core/src/fpdfapi/fpdf_render/fpdf_render_pattern.cpp
index 3ee2222d8b..b64002c13e 100644
--- a/core/src/fpdfapi/fpdf_render/fpdf_render_pattern.cpp
+++ b/core/src/fpdfapi/fpdf_render/fpdf_render_pattern.cpp
@@ -10,1101 +10,1212 @@
#include "../fpdf_page/pageint.h"
#include "render_int.h"
#define SHADING_STEPS 256
-static void _DrawAxialShading(CFX_DIBitmap* pBitmap, CFX_AffineMatrix* pObject2Bitmap,
- CPDF_Dictionary* pDict, CPDF_Function** pFuncs, int nFuncs,
- CPDF_ColorSpace* pCS, int alpha)
-{
- ASSERT(pBitmap->GetFormat() == FXDIB_Argb);
- CPDF_Array* pCoords = pDict->GetArray(FX_BSTRC("Coords"));
- if (pCoords == NULL) {
- return;
- }
- FX_FLOAT start_x = pCoords->GetNumber(0);
- FX_FLOAT start_y = pCoords->GetNumber(1);
- FX_FLOAT end_x = pCoords->GetNumber(2);
- FX_FLOAT end_y = pCoords->GetNumber(3);
- FX_FLOAT t_min = 0, t_max = 1.0f;
- CPDF_Array* pArray = pDict->GetArray(FX_BSTRC("Domain"));
- if (pArray) {
- t_min = pArray->GetNumber(0);
- t_max = pArray->GetNumber(1);
- }
- FX_BOOL bStartExtend = FALSE, bEndExtend = FALSE;
- pArray = pDict->GetArray(FX_BSTRC("Extend"));
- if (pArray) {
- bStartExtend = pArray->GetInteger(0);
- bEndExtend = pArray->GetInteger(1);
- }
- int width = pBitmap->GetWidth();
- int height = pBitmap->GetHeight();
- FX_FLOAT x_span = end_x - start_x;
- FX_FLOAT y_span = end_y - start_y;
- FX_FLOAT axis_len_square = FXSYS_Mul(x_span, x_span) + FXSYS_Mul(y_span, y_span);
- CFX_AffineMatrix matrix;
- matrix.SetReverse(*pObject2Bitmap);
- int total_results = 0;
- for (int j = 0; j < nFuncs; j ++) {
- if (pFuncs[j]) {
- total_results += pFuncs[j]->CountOutputs();
+static void _DrawAxialShading(CFX_DIBitmap* pBitmap,
+ CFX_AffineMatrix* pObject2Bitmap,
+ CPDF_Dictionary* pDict,
+ CPDF_Function** pFuncs,
+ int nFuncs,
+ CPDF_ColorSpace* pCS,
+ int alpha) {
+ ASSERT(pBitmap->GetFormat() == FXDIB_Argb);
+ CPDF_Array* pCoords = pDict->GetArray(FX_BSTRC("Coords"));
+ if (pCoords == NULL) {
+ return;
+ }
+ FX_FLOAT start_x = pCoords->GetNumber(0);
+ FX_FLOAT start_y = pCoords->GetNumber(1);
+ FX_FLOAT end_x = pCoords->GetNumber(2);
+ FX_FLOAT end_y = pCoords->GetNumber(3);
+ FX_FLOAT t_min = 0, t_max = 1.0f;
+ CPDF_Array* pArray = pDict->GetArray(FX_BSTRC("Domain"));
+ if (pArray) {
+ t_min = pArray->GetNumber(0);
+ t_max = pArray->GetNumber(1);
+ }
+ FX_BOOL bStartExtend = FALSE, bEndExtend = FALSE;
+ pArray = pDict->GetArray(FX_BSTRC("Extend"));
+ if (pArray) {
+ bStartExtend = pArray->GetInteger(0);
+ bEndExtend = pArray->GetInteger(1);
+ }
+ int width = pBitmap->GetWidth();
+ int height = pBitmap->GetHeight();
+ FX_FLOAT x_span = end_x - start_x;
+ FX_FLOAT y_span = end_y - start_y;
+ FX_FLOAT axis_len_square =
+ FXSYS_Mul(x_span, x_span) + FXSYS_Mul(y_span, y_span);
+ CFX_AffineMatrix matrix;
+ matrix.SetReverse(*pObject2Bitmap);
+ int total_results = 0;
+ for (int j = 0; j < nFuncs; j++) {
+ if (pFuncs[j]) {
+ total_results += pFuncs[j]->CountOutputs();
+ }
+ }
+ if (pCS->CountComponents() > total_results) {
+ total_results = pCS->CountComponents();
+ }
+ CFX_FixedBufGrow<FX_FLOAT, 16> result_array(total_results);
+ FX_FLOAT* pResults = result_array;
+ FXSYS_memset(pResults, 0, total_results * sizeof(FX_FLOAT));
+ FX_DWORD rgb_array[SHADING_STEPS];
+ for (int i = 0; i < SHADING_STEPS; i++) {
+ FX_FLOAT input = (t_max - t_min) * i / SHADING_STEPS + t_min;
+ int offset = 0;
+ for (int j = 0; j < nFuncs; j++) {
+ if (pFuncs[j]) {
+ int nresults = 0;
+ if (pFuncs[j]->Call(&input, 1, pResults + offset, nresults)) {
+ offset += nresults;
}
- }
- if (pCS->CountComponents() > total_results) {
- total_results = pCS->CountComponents();
- }
- CFX_FixedBufGrow<FX_FLOAT, 16> result_array(total_results);
- FX_FLOAT* pResults = result_array;
- FXSYS_memset(pResults, 0, total_results * sizeof(FX_FLOAT));
- FX_DWORD rgb_array[SHADING_STEPS];
- for (int i = 0; i < SHADING_STEPS; i ++) {
- FX_FLOAT input = (t_max - t_min) * i / SHADING_STEPS + t_min;
- int offset = 0;
- for (int j = 0; j < nFuncs; j ++) {
- if (pFuncs[j]) {
- int nresults = 0;
- if (pFuncs[j]->Call(&input, 1, pResults + offset, nresults)) {
- offset += nresults;
- }
- }
+ }
+ }
+ FX_FLOAT R = 0.0f, G = 0.0f, B = 0.0f;
+ pCS->GetRGB(pResults, R, G, B);
+ rgb_array[i] =
+ FXARGB_TODIB(FXARGB_MAKE(alpha, FXSYS_round(R * 255),
+ FXSYS_round(G * 255), FXSYS_round(B * 255)));
+ }
+ int pitch = pBitmap->GetPitch();
+ for (int row = 0; row < height; row++) {
+ FX_DWORD* dib_buf = (FX_DWORD*)(pBitmap->GetBuffer() + row * pitch);
+ for (int column = 0; column < width; column++) {
+ FX_FLOAT x = (FX_FLOAT)column, y = (FX_FLOAT)row;
+ matrix.Transform(x, y);
+ FX_FLOAT scale = FXSYS_Div(
+ FXSYS_Mul(x - start_x, x_span) + FXSYS_Mul(y - start_y, y_span),
+ axis_len_square);
+ int index = (int32_t)(scale * (SHADING_STEPS - 1));
+ if (index < 0) {
+ if (!bStartExtend) {
+ continue;
}
- FX_FLOAT R = 0.0f, G = 0.0f, B = 0.0f;
- pCS->GetRGB(pResults, R, G, B);
- rgb_array[i] = FXARGB_TODIB(FXARGB_MAKE(alpha, FXSYS_round(R * 255), FXSYS_round(G * 255), FXSYS_round(B * 255)));
- }
- int pitch = pBitmap->GetPitch();
- for (int row = 0; row < height; row ++) {
- FX_DWORD* dib_buf = (FX_DWORD*)(pBitmap->GetBuffer() + row * pitch);
- for (int column = 0; column < width; column ++) {
- FX_FLOAT x = (FX_FLOAT)column, y = (FX_FLOAT)row;
- matrix.Transform(x, y);
- FX_FLOAT scale = FXSYS_Div(FXSYS_Mul(x - start_x, x_span) + FXSYS_Mul(y - start_y, y_span), axis_len_square);
- int index = (int32_t)(scale * (SHADING_STEPS - 1));
- if (index < 0) {
- if (!bStartExtend) {
- continue;
- }
- index = 0;
- } else if (index >= SHADING_STEPS) {
- if (!bEndExtend) {
- continue;
- }
- index = SHADING_STEPS - 1;
- }
- dib_buf[column] = rgb_array[index];
+ index = 0;
+ } else if (index >= SHADING_STEPS) {
+ if (!bEndExtend) {
+ continue;
}
+ index = SHADING_STEPS - 1;
+ }
+ dib_buf[column] = rgb_array[index];
}
+ }
}
-static void _DrawRadialShading(CFX_DIBitmap* pBitmap, CFX_AffineMatrix* pObject2Bitmap,
- CPDF_Dictionary* pDict, CPDF_Function** pFuncs, int nFuncs,
- CPDF_ColorSpace* pCS, int alpha)
-{
- ASSERT(pBitmap->GetFormat() == FXDIB_Argb);
- CPDF_Array* pCoords = pDict->GetArray(FX_BSTRC("Coords"));
- if (pCoords == NULL) {
- return;
- }
- FX_FLOAT start_x = pCoords->GetNumber(0);
- FX_FLOAT start_y = pCoords->GetNumber(1);
- FX_FLOAT start_r = pCoords->GetNumber(2);
- FX_FLOAT end_x = pCoords->GetNumber(3);
- FX_FLOAT end_y = pCoords->GetNumber(4);
- FX_FLOAT end_r = pCoords->GetNumber(5);
- CFX_AffineMatrix matrix;
- matrix.SetReverse(*pObject2Bitmap);
- FX_FLOAT t_min = 0, t_max = 1.0f;
- CPDF_Array* pArray = pDict->GetArray(FX_BSTRC("Domain"));
- if (pArray) {
- t_min = pArray->GetNumber(0);
- t_max = pArray->GetNumber(1);
- }
- FX_BOOL bStartExtend = FALSE, bEndExtend = FALSE;
- pArray = pDict->GetArray(FX_BSTRC("Extend"));
- if (pArray) {
- bStartExtend = pArray->GetInteger(0);
- bEndExtend = pArray->GetInteger(1);
- }
- int total_results = 0;
- for (int j = 0; j < nFuncs; j ++) {
- if (pFuncs[j]) {
- total_results += pFuncs[j]->CountOutputs();
+static void _DrawRadialShading(CFX_DIBitmap* pBitmap,
+ CFX_AffineMatrix* pObject2Bitmap,
+ CPDF_Dictionary* pDict,
+ CPDF_Function** pFuncs,
+ int nFuncs,
+ CPDF_ColorSpace* pCS,
+ int alpha) {
+ ASSERT(pBitmap->GetFormat() == FXDIB_Argb);
+ CPDF_Array* pCoords = pDict->GetArray(FX_BSTRC("Coords"));
+ if (pCoords == NULL) {
+ return;
+ }
+ FX_FLOAT start_x = pCoords->GetNumber(0);
+ FX_FLOAT start_y = pCoords->GetNumber(1);
+ FX_FLOAT start_r = pCoords->GetNumber(2);
+ FX_FLOAT end_x = pCoords->GetNumber(3);
+ FX_FLOAT end_y = pCoords->GetNumber(4);
+ FX_FLOAT end_r = pCoords->GetNumber(5);
+ CFX_AffineMatrix matrix;
+ matrix.SetReverse(*pObject2Bitmap);
+ FX_FLOAT t_min = 0, t_max = 1.0f;
+ CPDF_Array* pArray = pDict->GetArray(FX_BSTRC("Domain"));
+ if (pArray) {
+ t_min = pArray->GetNumber(0);
+ t_max = pArray->GetNumber(1);
+ }
+ FX_BOOL bStartExtend = FALSE, bEndExtend = FALSE;
+ pArray = pDict->GetArray(FX_BSTRC("Extend"));
+ if (pArray) {
+ bStartExtend = pArray->GetInteger(0);
+ bEndExtend = pArray->GetInteger(1);
+ }
+ int total_results = 0;
+ for (int j = 0; j < nFuncs; j++) {
+ if (pFuncs[j]) {
+ total_results += pFuncs[j]->CountOutputs();
+ }
+ }
+ if (pCS->CountComponents() > total_results) {
+ total_results = pCS->CountComponents();
+ }
+ CFX_FixedBufGrow<FX_FLOAT, 16> result_array(total_results);
+ FX_FLOAT* pResults = result_array;
+ FXSYS_memset(pResults, 0, total_results * sizeof(FX_FLOAT));
+ FX_DWORD rgb_array[SHADING_STEPS];
+ for (int i = 0; i < SHADING_STEPS; i++) {
+ FX_FLOAT input = (t_max - t_min) * i / SHADING_STEPS + t_min;
+ int offset = 0;
+ for (int j = 0; j < nFuncs; j++) {
+ if (pFuncs[j]) {
+ int nresults;
+ if (pFuncs[j]->Call(&input, 1, pResults + offset, nresults)) {
+ offset += nresults;
}
- }
- if (pCS->CountComponents() > total_results) {
- total_results = pCS->CountComponents();
- }
- CFX_FixedBufGrow<FX_FLOAT, 16> result_array(total_results);
- FX_FLOAT* pResults = result_array;
- FXSYS_memset(pResults, 0, total_results * sizeof(FX_FLOAT));
- FX_DWORD rgb_array[SHADING_STEPS];
- for (int i = 0; i < SHADING_STEPS; i ++) {
- FX_FLOAT input = (t_max - t_min) * i / SHADING_STEPS + t_min;
- int offset = 0;
- for (int j = 0; j < nFuncs; j ++) {
- if (pFuncs[j]) {
- int nresults;
- if (pFuncs[j]->Call(&input, 1, pResults + offset, nresults)) {
- offset += nresults;
- }
- }
- }
- FX_FLOAT R = 0.0f, G = 0.0f, B = 0.0f;
- pCS->GetRGB(pResults, R, G, B);
- rgb_array[i] = FXARGB_TODIB(FXARGB_MAKE(alpha, FXSYS_round(R * 255), FXSYS_round(G * 255), FXSYS_round(B * 255)));
- }
- FX_FLOAT a = FXSYS_Mul(start_x - end_x, start_x - end_x) +
- FXSYS_Mul(start_y - end_y, start_y - end_y) - FXSYS_Mul(start_r - end_r, start_r - end_r);
- int width = pBitmap->GetWidth();
- int height = pBitmap->GetHeight();
- int pitch = pBitmap->GetPitch();
- FX_BOOL bDecreasing = FALSE;
- if (start_r > end_r) {
- int length = (int)FXSYS_sqrt((FXSYS_Mul(start_x - end_x, start_x - end_x) + FXSYS_Mul(start_y - end_y, start_y - end_y)));
- if (length < start_r - end_r) {
- bDecreasing = TRUE;
+ }
+ }
+ FX_FLOAT R = 0.0f, G = 0.0f, B = 0.0f;
+ pCS->GetRGB(pResults, R, G, B);
+ rgb_array[i] =
+ FXARGB_TODIB(FXARGB_MAKE(alpha, FXSYS_round(R * 255),
+ FXSYS_round(G * 255), FXSYS_round(B * 255)));
+ }
+ FX_FLOAT a = FXSYS_Mul(start_x - end_x, start_x - end_x) +
+ FXSYS_Mul(start_y - end_y, start_y - end_y) -
+ FXSYS_Mul(start_r - end_r, start_r - end_r);
+ int width = pBitmap->GetWidth();
+ int height = pBitmap->GetHeight();
+ int pitch = pBitmap->GetPitch();
+ FX_BOOL bDecreasing = FALSE;
+ if (start_r > end_r) {
+ int length = (int)FXSYS_sqrt((FXSYS_Mul(start_x - end_x, start_x - end_x) +
+ FXSYS_Mul(start_y - end_y, start_y - end_y)));
+ if (length < start_r - end_r) {
+ bDecreasing = TRUE;
+ }
+ }
+ for (int row = 0; row < height; row++) {
+ FX_DWORD* dib_buf = (FX_DWORD*)(pBitmap->GetBuffer() + row * pitch);
+ for (int column = 0; column < width; column++) {
+ FX_FLOAT x = (FX_FLOAT)column, y = (FX_FLOAT)row;
+ matrix.Transform(x, y);
+ FX_FLOAT b = -2 * (FXSYS_Mul(x - start_x, end_x - start_x) +
+ FXSYS_Mul(y - start_y, end_y - start_y) +
+ FXSYS_Mul(start_r, end_r - start_r));
+ FX_FLOAT c = FXSYS_Mul(x - start_x, x - start_x) +
+ FXSYS_Mul(y - start_y, y - start_y) -
+ FXSYS_Mul(start_r, start_r);
+ FX_FLOAT s;
+ if (a == 0) {
+ s = FXSYS_Div(-c, b);
+ } else {
+ FX_FLOAT b2_4ac = FXSYS_Mul(b, b) - 4 * FXSYS_Mul(a, c);
+ if (b2_4ac < 0) {
+ continue;
}
- }
- for (int row = 0; row < height; row ++) {
- FX_DWORD* dib_buf = (FX_DWORD*)(pBitmap->GetBuffer() + row * pitch);
- for (int column = 0; column < width; column ++) {
- FX_FLOAT x = (FX_FLOAT)column, y = (FX_FLOAT)row;
- matrix.Transform(x, y);
- FX_FLOAT b = -2 * (FXSYS_Mul(x - start_x, end_x - start_x) + FXSYS_Mul(y - start_y, end_y - start_y) +
- FXSYS_Mul(start_r, end_r - start_r));
- FX_FLOAT c = FXSYS_Mul(x - start_x, x - start_x) + FXSYS_Mul(y - start_y, y - start_y) -
- FXSYS_Mul(start_r, start_r);
- FX_FLOAT s;
- if (a == 0) {
- s = FXSYS_Div(-c, b);
- } else {
- FX_FLOAT b2_4ac = FXSYS_Mul(b, b) - 4 * FXSYS_Mul(a, c);
- if (b2_4ac < 0) {
- continue;
- }
- FX_FLOAT root = FXSYS_sqrt(b2_4ac);
- FX_FLOAT s1, s2;
- if (a > 0) {
- s1 = FXSYS_Div(-b - root, 2 * a);
- s2 = FXSYS_Div(-b + root, 2 * a);
- } else {
- s2 = FXSYS_Div(-b - root, 2 * a);
- s1 = FXSYS_Div(-b + root, 2 * a);
- }
- if (bDecreasing) {
- if (s1 >= 0 || bStartExtend) {
- s = s1;
- } else {
- s = s2;
- }
- } else {
- if (s2 <= 1.0f || bEndExtend) {
- s = s2;
- } else {
- s = s1;
- }
- }
- if ((start_r + s * (end_r - start_r)) < 0) {
- continue;
- }
- }
- int index = (int32_t)(s * (SHADING_STEPS - 1));
- if (index < 0) {
- if (!bStartExtend) {
- continue;
- }
- index = 0;
- }
- if (index >= SHADING_STEPS) {
- if (!bEndExtend) {
- continue;
- }
- index = SHADING_STEPS - 1;
- }
- dib_buf[column] = rgb_array[index];
+ FX_FLOAT root = FXSYS_sqrt(b2_4ac);
+ FX_FLOAT s1, s2;
+ if (a > 0) {
+ s1 = FXSYS_Div(-b - root, 2 * a);
+ s2 = FXSYS_Div(-b + root, 2 * a);
+ } else {
+ s2 = FXSYS_Div(-b - root, 2 * a);
+ s1 = FXSYS_Div(-b + root, 2 * a);
}
- }
-}
-static void _DrawFuncShading(CFX_DIBitmap* pBitmap, CFX_AffineMatrix* pObject2Bitmap,
- CPDF_Dictionary* pDict, CPDF_Function** pFuncs, int nFuncs,
- CPDF_ColorSpace* pCS, int alpha)
-{
- ASSERT(pBitmap->GetFormat() == FXDIB_Argb);
- CPDF_Array* pDomain = pDict->GetArray(FX_BSTRC("Domain"));
- FX_FLOAT xmin = 0, ymin = 0, xmax = 1.0f, ymax = 1.0f;
- if (pDomain) {
- xmin = pDomain->GetNumber(0);
- xmax = pDomain->GetNumber(1);
- ymin = pDomain->GetNumber(2);
- ymax = pDomain->GetNumber(3);
- }
- CFX_AffineMatrix mtDomain2Target = pDict->GetMatrix(FX_BSTRC("Matrix"));
- CFX_AffineMatrix matrix, reverse_matrix;
- matrix.SetReverse(*pObject2Bitmap);
- reverse_matrix.SetReverse(mtDomain2Target);
- matrix.Concat(reverse_matrix);
- int width = pBitmap->GetWidth();
- int height = pBitmap->GetHeight();
- int pitch = pBitmap->GetPitch();
- int total_results = 0;
- for (int j = 0; j < nFuncs; j ++) {
- if (pFuncs[j]) {
- total_results += pFuncs[j]->CountOutputs();
+ if (bDecreasing) {
+ if (s1 >= 0 || bStartExtend) {
+ s = s1;
+ } else {
+ s = s2;
+ }
+ } else {
+ if (s2 <= 1.0f || bEndExtend) {
+ s = s2;
+ } else {
+ s = s1;
+ }
}
- }
- if (pCS->CountComponents() > total_results) {
- total_results = pCS->CountComponents();
- }
- CFX_FixedBufGrow<FX_FLOAT, 16> result_array(total_results);
- FX_FLOAT* pResults = result_array;
- FXSYS_memset(pResults, 0, total_results * sizeof(FX_FLOAT));
- for (int row = 0; row < height; row ++) {
- FX_DWORD* dib_buf = (FX_DWORD*)(pBitmap->GetBuffer() + row * pitch);
- for (int column = 0; column < width; column ++) {
- FX_FLOAT x = (FX_FLOAT)column, y = (FX_FLOAT)row;
- matrix.Transform(x, y);
- if (x < xmin || x > xmax || y < ymin || y > ymax) {
- continue;
- }
- FX_FLOAT input[2];
- int offset = 0;
- input[0] = x;
- input[1] = y;
- for (int j = 0; j < nFuncs; j ++) {
- if (pFuncs[j]) {
- int nresults;
- if (pFuncs[j]->Call(input, 2, pResults + offset, nresults)) {
- offset += nresults;
- }
- }
- }
- FX_FLOAT R = 0.0f, G = 0.0f, B = 0.0f;
- pCS->GetRGB(pResults, R, G, B);
- dib_buf[column] = FXARGB_TODIB(FXARGB_MAKE(alpha, (int32_t)(R * 255), (int32_t)(G * 255), (int32_t)(B * 255)));
+ if ((start_r + s * (end_r - start_r)) < 0) {
+ continue;
}
- }
-}
-FX_BOOL _GetScanlineIntersect(int y, FX_FLOAT x1, FX_FLOAT y1, FX_FLOAT x2, FX_FLOAT y2, FX_FLOAT& x)
-{
- if (y1 == y2) {
- return FALSE;
- }
- if (y1 < y2) {
- if (y < y1 || y > y2) {
- return FALSE;
+ }
+ int index = (int32_t)(s * (SHADING_STEPS - 1));
+ if (index < 0) {
+ if (!bStartExtend) {
+ continue;
}
- } else {
- if (y < y2 || y > y1) {
- return FALSE;
+ index = 0;
+ }
+ if (index >= SHADING_STEPS) {
+ if (!bEndExtend) {
+ continue;
}
+ index = SHADING_STEPS - 1;
+ }
+ dib_buf[column] = rgb_array[index];
}
- x = x1 + FXSYS_MulDiv(x2 - x1, y - y1, y2 - y1);
- return TRUE;
+ }
}
-static void _DrawGouraud(CFX_DIBitmap* pBitmap, int alpha, CPDF_MeshVertex triangle[3])
-{
- FX_FLOAT min_y = triangle[0].y, max_y = triangle[0].y;
- for (int i = 1; i < 3; i ++) {
- if (min_y > triangle[i].y) {
- min_y = triangle[i].y;
- }
- if (max_y < triangle[i].y) {
- max_y = triangle[i].y;
- }
- }
- if (min_y == max_y) {
- return;
- }
- int min_yi = (int)FXSYS_floor(min_y), max_yi = (int)FXSYS_ceil(max_y);
- if (min_yi < 0) {
- min_yi = 0;
- }
- if (max_yi >= pBitmap->GetHeight()) {
- max_yi = pBitmap->GetHeight() - 1;
- }
- for (int y = min_yi; y <= max_yi; y ++) {
- int nIntersects = 0;
- FX_FLOAT inter_x[3], r[3], g[3], b[3];
- for (int i = 0; i < 3; i ++) {
- CPDF_MeshVertex& vertex1 = triangle[i];
- CPDF_MeshVertex& vertex2 = triangle[(i + 1) % 3];
- FX_BOOL bIntersect = _GetScanlineIntersect(y, vertex1.x, vertex1.y,
- vertex2.x, vertex2.y, inter_x[nIntersects]);
- if (!bIntersect) {
- continue;
- }
- r[nIntersects] = vertex1.r + FXSYS_MulDiv(vertex2.r - vertex1.r, y - vertex1.y, vertex2.y - vertex1.y);
- g[nIntersects] = vertex1.g + FXSYS_MulDiv(vertex2.g - vertex1.g, y - vertex1.y, vertex2.y - vertex1.y);
- b[nIntersects] = vertex1.b + FXSYS_MulDiv(vertex2.b - vertex1.b, y - vertex1.y, vertex2.y - vertex1.y);
- nIntersects ++;
- }
- if (nIntersects != 2) {
- continue;
- }
- int min_x, max_x, start_index, end_index;
- if (inter_x[0] < inter_x[1]) {
- min_x = (int)FXSYS_floor(inter_x[0]);
- max_x = (int)FXSYS_ceil(inter_x[1]);
- start_index = 0;
- end_index = 1;
- } else {
- min_x = (int)FXSYS_floor(inter_x[1]);
- max_x = (int)FXSYS_ceil(inter_x[0]);
- start_index = 1;
- end_index = 0;
- }
- int start_x = min_x, end_x = max_x;
- if (start_x < 0) {
- start_x = 0;
- }
- if (end_x > pBitmap->GetWidth()) {
- end_x = pBitmap->GetWidth();
- }
- uint8_t* dib_buf = pBitmap->GetBuffer() + y * pBitmap->GetPitch() + start_x * 4;
- FX_FLOAT r_unit = (r[end_index] - r[start_index]) / (max_x - min_x);
- FX_FLOAT g_unit = (g[end_index] - g[start_index]) / (max_x - min_x);
- FX_FLOAT b_unit = (b[end_index] - b[start_index]) / (max_x - min_x);
- FX_FLOAT R = r[start_index] + (start_x - min_x) * r_unit;
- FX_FLOAT G = g[start_index] + (start_x - min_x) * g_unit;
- FX_FLOAT B = b[start_index] + (start_x - min_x) * b_unit;
- for (int x = start_x; x < end_x; x ++) {
- R += r_unit;
- G += g_unit;
- B += b_unit;
- FXARGB_SETDIB(dib_buf, FXARGB_MAKE(alpha, (int32_t)(R * 255), (int32_t)(G * 255), (int32_t)(B * 255)));
- dib_buf += 4;
+static void _DrawFuncShading(CFX_DIBitmap* pBitmap,
+ CFX_AffineMatrix* pObject2Bitmap,
+ CPDF_Dictionary* pDict,
+ CPDF_Function** pFuncs,
+ int nFuncs,
+ CPDF_ColorSpace* pCS,
+ int alpha) {
+ ASSERT(pBitmap->GetFormat() == FXDIB_Argb);
+ CPDF_Array* pDomain = pDict->GetArray(FX_BSTRC("Domain"));
+ FX_FLOAT xmin = 0, ymin = 0, xmax = 1.0f, ymax = 1.0f;
+ if (pDomain) {
+ xmin = pDomain->GetNumber(0);
+ xmax = pDomain->GetNumber(1);
+ ymin = pDomain->GetNumber(2);
+ ymax = pDomain->GetNumber(3);
+ }
+ CFX_AffineMatrix mtDomain2Target = pDict->GetMatrix(FX_BSTRC("Matrix"));
+ CFX_AffineMatrix matrix, reverse_matrix;
+ matrix.SetReverse(*pObject2Bitmap);
+ reverse_matrix.SetReverse(mtDomain2Target);
+ matrix.Concat(reverse_matrix);
+ int width = pBitmap->GetWidth();
+ int height = pBitmap->GetHeight();
+ int pitch = pBitmap->GetPitch();
+ int total_results = 0;
+ for (int j = 0; j < nFuncs; j++) {
+ if (pFuncs[j]) {
+ total_results += pFuncs[j]->CountOutputs();
+ }
+ }
+ if (pCS->CountComponents() > total_results) {
+ total_results = pCS->CountComponents();
+ }
+ CFX_FixedBufGrow<FX_FLOAT, 16> result_array(total_results);
+ FX_FLOAT* pResults = result_array;
+ FXSYS_memset(pResults, 0, total_results * sizeof(FX_FLOAT));
+ for (int row = 0; row < height; row++) {
+ FX_DWORD* dib_buf = (FX_DWORD*)(pBitmap->GetBuffer() + row * pitch);
+ for (int column = 0; column < width; column++) {
+ FX_FLOAT x = (FX_FLOAT)column, y = (FX_FLOAT)row;
+ matrix.Transform(x, y);
+ if (x < xmin || x > xmax || y < ymin || y > ymax) {
+ continue;
+ }
+ FX_FLOAT input[2];
+ int offset = 0;
+ input[0] = x;
+ input[1] = y;
+ for (int j = 0; j < nFuncs; j++) {
+ if (pFuncs[j]) {
+ int nresults;
+ if (pFuncs[j]->Call(input, 2, pResults + offset, nresults)) {
+ offset += nresults;
+ }
}
+ }
+ FX_FLOAT R = 0.0f, G = 0.0f, B = 0.0f;
+ pCS->GetRGB(pResults, R, G, B);
+ dib_buf[column] = FXARGB_TODIB(FXARGB_MAKE(
+ alpha, (int32_t)(R * 255), (int32_t)(G * 255), (int32_t)(B * 255)));
}
+ }
}
-static void _DrawFreeGouraudShading(CFX_DIBitmap* pBitmap, CFX_AffineMatrix* pObject2Bitmap,
- CPDF_Stream* pShadingStream, CPDF_Function** pFuncs, int nFuncs,
- CPDF_ColorSpace* pCS, int alpha)
-{
- ASSERT(pBitmap->GetFormat() == FXDIB_Argb);
- if (pShadingStream->GetType() != PDFOBJ_STREAM) {
- return;
- }
- CPDF_MeshStream stream;
- if (!stream.Load(pShadingStream, pFuncs, nFuncs, pCS)) {
- return;
- }
- CPDF_MeshVertex triangle[3];
- FXSYS_memset(triangle, 0, sizeof(triangle));
+FX_BOOL _GetScanlineIntersect(int y,
+ FX_FLOAT x1,
+ FX_FLOAT y1,
+ FX_FLOAT x2,
+ FX_FLOAT y2,
+ FX_FLOAT& x) {
+ if (y1 == y2) {
+ return FALSE;
+ }
+ if (y1 < y2) {
+ if (y < y1 || y > y2) {
+ return FALSE;
+ }
+ } else {
+ if (y < y2 || y > y1) {
+ return FALSE;
+ }
+ }
+ x = x1 + FXSYS_MulDiv(x2 - x1, y - y1, y2 - y1);
+ return TRUE;
+}
+static void _DrawGouraud(CFX_DIBitmap* pBitmap,
+ int alpha,
+ CPDF_MeshVertex triangle[3]) {
+ FX_FLOAT min_y = triangle[0].y, max_y = triangle[0].y;
+ for (int i = 1; i < 3; i++) {
+ if (min_y > triangle[i].y) {
+ min_y = triangle[i].y;
+ }
+ if (max_y < triangle[i].y) {
+ max_y = triangle[i].y;
+ }
+ }
+ if (min_y == max_y) {
+ return;
+ }
+ int min_yi = (int)FXSYS_floor(min_y), max_yi = (int)FXSYS_ceil(max_y);
+ if (min_yi < 0) {
+ min_yi = 0;
+ }
+ if (max_yi >= pBitmap->GetHeight()) {
+ max_yi = pBitmap->GetHeight() - 1;
+ }
+ for (int y = min_yi; y <= max_yi; y++) {
+ int nIntersects = 0;
+ FX_FLOAT inter_x[3], r[3], g[3], b[3];
+ for (int i = 0; i < 3; i++) {
+ CPDF_MeshVertex& vertex1 = triangle[i];
+ CPDF_MeshVertex& vertex2 = triangle[(i + 1) % 3];
+ FX_BOOL bIntersect = _GetScanlineIntersect(
+ y, vertex1.x, vertex1.y, vertex2.x, vertex2.y, inter_x[nIntersects]);
+ if (!bIntersect) {
+ continue;
+ }
+ r[nIntersects] =
+ vertex1.r + FXSYS_MulDiv(vertex2.r - vertex1.r, y - vertex1.y,
+ vertex2.y - vertex1.y);
+ g[nIntersects] =
+ vertex1.g + FXSYS_MulDiv(vertex2.g - vertex1.g, y - vertex1.y,
+ vertex2.y - vertex1.y);
+ b[nIntersects] =
+ vertex1.b + FXSYS_MulDiv(vertex2.b - vertex1.b, y - vertex1.y,
+ vertex2.y - vertex1.y);
+ nIntersects++;
+ }
+ if (nIntersects != 2) {
+ continue;
+ }
+ int min_x, max_x, start_index, end_index;
+ if (inter_x[0] < inter_x[1]) {
+ min_x = (int)FXSYS_floor(inter_x[0]);
+ max_x = (int)FXSYS_ceil(inter_x[1]);
+ start_index = 0;
+ end_index = 1;
+ } else {
+ min_x = (int)FXSYS_floor(inter_x[1]);
+ max_x = (int)FXSYS_ceil(inter_x[0]);
+ start_index = 1;
+ end_index = 0;
+ }
+ int start_x = min_x, end_x = max_x;
+ if (start_x < 0) {
+ start_x = 0;
+ }
+ if (end_x > pBitmap->GetWidth()) {
+ end_x = pBitmap->GetWidth();
+ }
+ uint8_t* dib_buf =
+ pBitmap->GetBuffer() + y * pBitmap->GetPitch() + start_x * 4;
+ FX_FLOAT r_unit = (r[end_index] - r[start_index]) / (max_x - min_x);
+ FX_FLOAT g_unit = (g[end_index] - g[start_index]) / (max_x - min_x);
+ FX_FLOAT b_unit = (b[end_index] - b[start_index]) / (max_x - min_x);
+ FX_FLOAT R = r[start_index] + (start_x - min_x) * r_unit;
+ FX_FLOAT G = g[start_index] + (start_x - min_x) * g_unit;
+ FX_FLOAT B = b[start_index] + (start_x - min_x) * b_unit;
+ for (int x = start_x; x < end_x; x++) {
+ R += r_unit;
+ G += g_unit;
+ B += b_unit;
+ FXARGB_SETDIB(dib_buf,
+ FXARGB_MAKE(alpha, (int32_t)(R * 255), (int32_t)(G * 255),
+ (int32_t)(B * 255)));
+ dib_buf += 4;
+ }
+ }
+}
+static void _DrawFreeGouraudShading(CFX_DIBitmap* pBitmap,
+ CFX_AffineMatrix* pObject2Bitmap,
+ CPDF_Stream* pShadingStream,
+ CPDF_Function** pFuncs,
+ int nFuncs,
+ CPDF_ColorSpace* pCS,
+ int alpha) {
+ ASSERT(pBitmap->GetFormat() == FXDIB_Argb);
+ if (pShadingStream->GetType() != PDFOBJ_STREAM) {
+ return;
+ }
+ CPDF_MeshStream stream;
+ if (!stream.Load(pShadingStream, pFuncs, nFuncs, pCS)) {
+ return;
+ }
+ CPDF_MeshVertex triangle[3];
+ FXSYS_memset(triangle, 0, sizeof(triangle));
- while (!stream.m_BitStream.IsEOF()) {
- CPDF_MeshVertex vertex;
- FX_DWORD flag = stream.GetVertex(vertex, pObject2Bitmap);
- if (flag == 0) {
- triangle[0] = vertex;
- for (int j = 1; j < 3; j ++) {
- stream.GetVertex(triangle[j], pObject2Bitmap);
- }
- } else {
- if (flag == 1) {
- triangle[0] = triangle[1];
- }
- triangle[1] = triangle[2];
- triangle[2] = vertex;
- }
- _DrawGouraud(pBitmap, alpha, triangle);
- }
+ while (!stream.m_BitStream.IsEOF()) {
+ CPDF_MeshVertex vertex;
+ FX_DWORD flag = stream.GetVertex(vertex, pObject2Bitmap);
+ if (flag == 0) {
+ triangle[0] = vertex;
+ for (int j = 1; j < 3; j++) {
+ stream.GetVertex(triangle[j], pObject2Bitmap);
+ }
+ } else {
+ if (flag == 1) {
+ triangle[0] = triangle[1];
+ }
+ triangle[1] = triangle[2];
+ triangle[2] = vertex;
+ }
+ _DrawGouraud(pBitmap, alpha, triangle);
+ }
}
-static void _DrawLatticeGouraudShading(CFX_DIBitmap* pBitmap, CFX_AffineMatrix* pObject2Bitmap,
- CPDF_Stream* pShadingStream, CPDF_Function** pFuncs, int nFuncs,
- CPDF_ColorSpace* pCS, int alpha)
-{
- ASSERT(pBitmap->GetFormat() == FXDIB_Argb);
- if (pShadingStream->GetType() != PDFOBJ_STREAM) {
- return;
- }
- int row_verts = pShadingStream->GetDict()->GetInteger("VerticesPerRow");
- if (row_verts < 2) {
- return;
- }
- CPDF_MeshStream stream;
- if (!stream.Load(pShadingStream, pFuncs, nFuncs, pCS)) {
- return;
- }
- CPDF_MeshVertex* vertex = FX_Alloc2D(CPDF_MeshVertex, row_verts, 2);
- if (!stream.GetVertexRow(vertex, row_verts, pObject2Bitmap)) {
- FX_Free(vertex);
- return;
- }
- int last_index = 0;
- while (1) {
- CPDF_MeshVertex* last_row = vertex + last_index * row_verts;
- CPDF_MeshVertex* this_row = vertex + (1 - last_index) * row_verts;
- if (!stream.GetVertexRow(this_row, row_verts, pObject2Bitmap)) {
- FX_Free(vertex);
- return;
- }
- CPDF_MeshVertex triangle[3];
- for (int i = 1; i < row_verts; i ++) {
- triangle[0] = last_row[i];
- triangle[1] = this_row[i - 1];
- triangle[2] = last_row[i - 1];
- _DrawGouraud(pBitmap, alpha, triangle);
- triangle[2] = this_row[i];
- _DrawGouraud(pBitmap, alpha, triangle);
- }
- last_index = 1 - last_index;
- }
+static void _DrawLatticeGouraudShading(CFX_DIBitmap* pBitmap,
+ CFX_AffineMatrix* pObject2Bitmap,
+ CPDF_Stream* pShadingStream,
+ CPDF_Function** pFuncs,
+ int nFuncs,
+ CPDF_ColorSpace* pCS,
+ int alpha) {
+ ASSERT(pBitmap->GetFormat() == FXDIB_Argb);
+ if (pShadingStream->GetType() != PDFOBJ_STREAM) {
+ return;
+ }
+ int row_verts = pShadingStream->GetDict()->GetInteger("VerticesPerRow");
+ if (row_verts < 2) {
+ return;
+ }
+ CPDF_MeshStream stream;
+ if (!stream.Load(pShadingStream, pFuncs, nFuncs, pCS)) {
+ return;
+ }
+ CPDF_MeshVertex* vertex = FX_Alloc2D(CPDF_MeshVertex, row_verts, 2);
+ if (!stream.GetVertexRow(vertex, row_verts, pObject2Bitmap)) {
FX_Free(vertex);
+ return;
+ }
+ int last_index = 0;
+ while (1) {
+ CPDF_MeshVertex* last_row = vertex + last_index * row_verts;
+ CPDF_MeshVertex* this_row = vertex + (1 - last_index) * row_verts;
+ if (!stream.GetVertexRow(this_row, row_verts, pObject2Bitmap)) {
+ FX_Free(vertex);
+ return;
+ }
+ CPDF_MeshVertex triangle[3];
+ for (int i = 1; i < row_verts; i++) {
+ triangle[0] = last_row[i];
+ triangle[1] = this_row[i - 1];
+ triangle[2] = last_row[i - 1];
+ _DrawGouraud(pBitmap, alpha, triangle);
+ triangle[2] = this_row[i];
+ _DrawGouraud(pBitmap, alpha, triangle);
+ }
+ last_index = 1 - last_index;
+ }
+ FX_Free(vertex);
}
struct Coon_BezierCoeff {
- float a, b, c, d;
- void FromPoints(float p0, float p1, float p2, float p3)
- {
- a = -p0 + 3 * p1 - 3 * p2 + p3;
- b = 3 * p0 - 6 * p1 + 3 * p2;
- c = -3 * p0 + 3 * p1;
- d = p0;
- }
- Coon_BezierCoeff first_half()
- {
- Coon_BezierCoeff result;
- result.a = a / 8;
- result.b = b / 4;
- result.c = c / 2;
- result.d = d;
- return result;
- }
- Coon_BezierCoeff second_half()
- {
- Coon_BezierCoeff result;
- result.a = a / 8;
- result.b = 3 * a / 8 + b / 4;
- result.c = 3 * a / 8 + b / 2 + c / 2;
- result.d = a / 8 + b / 4 + c / 2 + d;
- return result;
- }
- void GetPoints(float p[4])
- {
- p[0] = d;
- p[1] = c / 3 + p[0];
- p[2] = b / 3 - p[0] + 2 * p[1];
- p[3] = a + p[0] - 3 * p[1] + 3 * p[2];
- }
- void GetPointsReverse(float p[4])
- {
- p[3] = d;
- p[2] = c / 3 + p[3];
- p[1] = b / 3 - p[3] + 2 * p[2];
- p[0] = a + p[3] - 3 * p[2] + 3 * p[1];
- }
- void BezierInterpol(Coon_BezierCoeff& C1, Coon_BezierCoeff& C2, Coon_BezierCoeff& D1, Coon_BezierCoeff& D2)
- {
- a = (D1.a + D2.a) / 2;
- b = (D1.b + D2.b) / 2;
- c = (D1.c + D2.c) / 2 - (C1.a / 8 + C1.b / 4 + C1.c / 2) + (C2.a / 8 + C2.b / 4) + (-C1.d + D2.d) / 2 - (C2.a + C2.b) / 2;
- d = C1.a / 8 + C1.b / 4 + C1.c / 2 + C1.d;
- }
- float Distance()
- {
- float dis = a + b + c;
- return dis < 0 ? -dis : dis;
- }
+ float a, b, c, d;
+ void FromPoints(float p0, float p1, float p2, float p3) {
+ a = -p0 + 3 * p1 - 3 * p2 + p3;
+ b = 3 * p0 - 6 * p1 + 3 * p2;
+ c = -3 * p0 + 3 * p1;
+ d = p0;
+ }
+ Coon_BezierCoeff first_half() {
+ Coon_BezierCoeff result;
+ result.a = a / 8;
+ result.b = b / 4;
+ result.c = c / 2;
+ result.d = d;
+ return result;
+ }
+ Coon_BezierCoeff second_half() {
+ Coon_BezierCoeff result;
+ result.a = a / 8;
+ result.b = 3 * a / 8 + b / 4;
+ result.c = 3 * a / 8 + b / 2 + c / 2;
+ result.d = a / 8 + b / 4 + c / 2 + d;
+ return result;
+ }
+ void GetPoints(float p[4]) {
+ p[0] = d;
+ p[1] = c / 3 + p[0];
+ p[2] = b / 3 - p[0] + 2 * p[1];
+ p[3] = a + p[0] - 3 * p[1] + 3 * p[2];
+ }
+ void GetPointsReverse(float p[4]) {
+ p[3] = d;
+ p[2] = c / 3 + p[3];
+ p[1] = b / 3 - p[3] + 2 * p[2];
+ p[0] = a + p[3] - 3 * p[2] + 3 * p[1];
+ }
+ void BezierInterpol(Coon_BezierCoeff& C1,
+ Coon_BezierCoeff& C2,
+ Coon_BezierCoeff& D1,
+ Coon_BezierCoeff& D2) {
+ a = (D1.a + D2.a) / 2;
+ b = (D1.b + D2.b) / 2;
+ c = (D1.c + D2.c) / 2 - (C1.a / 8 + C1.b / 4 + C1.c / 2) +
+ (C2.a / 8 + C2.b / 4) + (-C1.d + D2.d) / 2 - (C2.a + C2.b) / 2;
+ d = C1.a / 8 + C1.b / 4 + C1.c / 2 + C1.d;
+ }
+ float Distance() {
+ float dis = a + b + c;
+ return dis < 0 ? -dis : dis;
+ }
};
struct Coon_Bezier {
- Coon_BezierCoeff x, y;
- void FromPoints(float x0, float y0, float x1, float y1, float x2, float y2, float x3, float y3)
- {
- x.FromPoints(x0, x1, x2, x3);
- y.FromPoints(y0, y1, y2, y3);
- }
- Coon_Bezier first_half()
- {
- Coon_Bezier result;
- result.x = x.first_half();
- result.y = y.first_half();
- return result;
- }
- Coon_Bezier second_half()
- {
- Coon_Bezier result;
- result.x = x.second_half();
- result.y = y.second_half();
- return result;
- }
- void BezierInterpol(Coon_Bezier& C1, Coon_Bezier& C2, Coon_Bezier& D1, Coon_Bezier& D2)
- {
- x.BezierInterpol(C1.x, C2.x, D1.x, D2.x);
- y.BezierInterpol(C1.y, C2.y, D1.y, D2.y);
- }
- void GetPoints(FX_PATHPOINT* pPoints)
- {
- float p[4];
- int i;
- x.GetPoints(p);
- for (i = 0; i < 4; i ++) {
- pPoints[i].m_PointX = p[i];
- }
- y.GetPoints(p);
- for (i = 0; i < 4; i ++) {
- pPoints[i].m_PointY = p[i];
- }
- }
- void GetPointsReverse(FX_PATHPOINT* pPoints)
- {
- float p[4];
- int i;
- x.GetPointsReverse(p);
- for (i = 0; i < 4; i ++) {
- pPoints[i].m_PointX = p[i];
- }
- y.GetPointsReverse(p);
- for (i = 0; i < 4; i ++) {
- pPoints[i].m_PointY = p[i];
- }
- }
- float Distance()
- {
- return x.Distance() + y.Distance();
- }
+ Coon_BezierCoeff x, y;
+ void FromPoints(float x0,
+ float y0,
+ float x1,
+ float y1,
+ float x2,
+ float y2,
+ float x3,
+ float y3) {
+ x.FromPoints(x0, x1, x2, x3);
+ y.FromPoints(y0, y1, y2, y3);
+ }
+ Coon_Bezier first_half() {
+ Coon_Bezier result;
+ result.x = x.first_half();
+ result.y = y.first_half();
+ return result;
+ }
+ Coon_Bezier second_half() {
+ Coon_Bezier result;
+ result.x = x.second_half();
+ result.y = y.second_half();
+ return result;
+ }
+ void BezierInterpol(Coon_Bezier& C1,
+ Coon_Bezier& C2,
+ Coon_Bezier& D1,
+ Coon_Bezier& D2) {
+ x.BezierInterpol(C1.x, C2.x, D1.x, D2.x);
+ y.BezierInterpol(C1.y, C2.y, D1.y, D2.y);
+ }
+ void GetPoints(FX_PATHPOINT* pPoints) {
+ float p[4];
+ int i;
+ x.GetPoints(p);
+ for (i = 0; i < 4; i++) {
+ pPoints[i].m_PointX = p[i];
+ }
+ y.GetPoints(p);
+ for (i = 0; i < 4; i++) {
+ pPoints[i].m_PointY = p[i];
+ }
+ }
+ void GetPointsReverse(FX_PATHPOINT* pPoints) {
+ float p[4];
+ int i;
+ x.GetPointsReverse(p);
+ for (i = 0; i < 4; i++) {
+ pPoints[i].m_PointX = p[i];
+ }
+ y.GetPointsReverse(p);
+ for (i = 0; i < 4; i++) {
+ pPoints[i].m_PointY = p[i];
+ }
+ }
+ float Distance() { return x.Distance() + y.Distance(); }
};
-static int _BiInterpol(int c0, int c1, int c2, int c3, int x, int y, int x_scale, int y_scale)
-{
- int x1 = c0 + (c3 - c0) * x / x_scale;
- int x2 = c1 + (c2 - c1) * x / x_scale;
- return x1 + (x2 - x1) * y / y_scale;
+static int _BiInterpol(int c0,
+ int c1,
+ int c2,
+ int c3,
+ int x,
+ int y,
+ int x_scale,
+ int y_scale) {
+ int x1 = c0 + (c3 - c0) * x / x_scale;
+ int x2 = c1 + (c2 - c1) * x / x_scale;
+ return x1 + (x2 - x1) * y / y_scale;
}
struct Coon_Color {
- Coon_Color()
- {
- FXSYS_memset(comp, 0, sizeof(int) * 3);
- }
- int comp[3];
- void BiInterpol(Coon_Color colors[4], int x, int y, int x_scale, int y_scale)
- {
- for (int i = 0; i < 3; i ++)
- comp[i] = _BiInterpol(colors[0].comp[i], colors[1].comp[i], colors[2].comp[i], colors[3].comp[i],
- x, y, x_scale, y_scale);
- }
- int Distance(Coon_Color& o)
- {
- int max, diff;
- max = FXSYS_abs(comp[0] - o.comp[0]);
- diff = FXSYS_abs(comp[1] - o.comp[1]);
- if (max < diff) {
- max = diff;
- }
- diff = FXSYS_abs(comp[2] - o.comp[2]);
- if (max < diff) {
- max = diff;
- }
- return max;
- }
+ Coon_Color() { FXSYS_memset(comp, 0, sizeof(int) * 3); }
+ int comp[3];
+ void BiInterpol(Coon_Color colors[4],
+ int x,
+ int y,
+ int x_scale,
+ int y_scale) {
+ for (int i = 0; i < 3; i++)
+ comp[i] =
+ _BiInterpol(colors[0].comp[i], colors[1].comp[i], colors[2].comp[i],
+ colors[3].comp[i], x, y, x_scale, y_scale);
+ }
+ int Distance(Coon_Color& o) {
+ int max, diff;
+ max = FXSYS_abs(comp[0] - o.comp[0]);
+ diff = FXSYS_abs(comp[1] - o.comp[1]);
+ if (max < diff) {
+ max = diff;
+ }
+ diff = FXSYS_abs(comp[2] - o.comp[2]);
+ if (max < diff) {
+ max = diff;
+ }
+ return max;
+ }
};
struct CPDF_PatchDrawer {
- Coon_Color patch_colors[4];
- int max_delta;
- CFX_PathData path;
- CFX_RenderDevice* pDevice;
- int fill_mode;
- int alpha;
- void Draw(int x_scale, int y_scale, int left, int bottom, Coon_Bezier C1, Coon_Bezier C2, Coon_Bezier D1, Coon_Bezier D2)
- {
- FX_BOOL bSmall = C1.Distance() < 2 && C2.Distance() < 2 && D1.Distance() < 2 && D2.Distance() < 2;
- Coon_Color div_colors[4];
- int d_bottom, d_left, d_top, d_right;
- div_colors[0].BiInterpol(patch_colors, left, bottom, x_scale, y_scale);
- if (!bSmall) {
- div_colors[1].BiInterpol(patch_colors, left, bottom + 1, x_scale, y_scale);
- div_colors[2].BiInterpol(patch_colors, left + 1, bottom + 1, x_scale, y_scale);
- div_colors[3].BiInterpol(patch_colors, left + 1, bottom, x_scale, y_scale);
- d_bottom = div_colors[3].Distance(div_colors[0]);
- d_left = div_colors[1].Distance(div_colors[0]);
- d_top = div_colors[1].Distance(div_colors[2]);
- d_right = div_colors[2].Distance(div_colors[3]);
- }
-#define COONCOLOR_THRESHOLD 4
- if (bSmall || (d_bottom < COONCOLOR_THRESHOLD && d_left < COONCOLOR_THRESHOLD &&
- d_top < COONCOLOR_THRESHOLD && d_right < COONCOLOR_THRESHOLD)) {
- FX_PATHPOINT* pPoints = path.GetPoints();
- C1.GetPoints(pPoints);
- D2.GetPoints(pPoints + 3);
- C2.GetPointsReverse(pPoints + 6);
- D1.GetPointsReverse(pPoints + 9);
- int fillFlags = FXFILL_WINDING | FXFILL_FULLCOVER;
- if (fill_mode & RENDER_NOPATHSMOOTH) {
- fillFlags |= FXFILL_NOPATHSMOOTH;
- }
- pDevice->DrawPath(&path, NULL, NULL, FXARGB_MAKE(alpha, div_colors[0].comp[0], div_colors[0].comp[1], div_colors[0].comp[2]), 0, fillFlags);
- } else {
- if (d_bottom < COONCOLOR_THRESHOLD && d_top < COONCOLOR_THRESHOLD) {
- Coon_Bezier m1;
- m1.BezierInterpol(D1, D2, C1, C2);
- y_scale *= 2;
- bottom *= 2;
- Draw(x_scale, y_scale, left, bottom, C1, m1, D1.first_half(), D2.first_half());
- Draw(x_scale, y_scale, left, bottom + 1, m1, C2, D1.second_half(), D2.second_half());
- } else if (d_left < COONCOLOR_THRESHOLD && d_right < COONCOLOR_THRESHOLD) {
- Coon_Bezier m2;
- m2.BezierInterpol(C1, C2, D1, D2);
- x_scale *= 2;
- left *= 2;
- Draw(x_scale, y_scale, left, bottom, C1.first_half(), C2.first_half(), D1, m2);
- Draw(x_scale, y_scale, left + 1, bottom, C1.second_half(), C2.second_half(), m2, D2);
- } else {
- Coon_Bezier m1, m2;
- m1.BezierInterpol(D1, D2, C1, C2);
- m2.BezierInterpol(C1, C2, D1, D2);
- Coon_Bezier m1f = m1.first_half();
- Coon_Bezier m1s = m1.second_half();
- Coon_Bezier m2f = m2.first_half();
- Coon_Bezier m2s = m2.second_half();
- x_scale *= 2;
- y_scale *= 2;
- left *= 2;
- bottom *= 2;
- Draw(x_scale, y_scale, left, bottom, C1.first_half(), m1f, D1.first_half(), m2f);
- Draw(x_scale, y_scale, left, bottom + 1, m1f, C2.first_half(), D1.second_half(), m2s);
- Draw(x_scale, y_scale, left + 1, bottom, C1.second_half(), m1s, m2f, D2.first_half());
- Draw(x_scale, y_scale, left + 1, bottom + 1, m1s, C2.second_half(), m2s, D2.second_half());
- }
- }
+ Coon_Color patch_colors[4];
+ int max_delta;
+ CFX_PathData path;
+ CFX_RenderDevice* pDevice;
+ int fill_mode;
+ int alpha;
+ void Draw(int x_scale,
+ int y_scale,
+ int left,
+ int bottom,
+ Coon_Bezier C1,
+ Coon_Bezier C2,
+ Coon_Bezier D1,
+ Coon_Bezier D2) {
+ FX_BOOL bSmall = C1.Distance() < 2 && C2.Distance() < 2 &&
+ D1.Distance() < 2 && D2.Distance() < 2;
+ Coon_Color div_colors[4];
+ int d_bottom, d_left, d_top, d_right;
+ div_colors[0].BiInterpol(patch_colors, left, bottom, x_scale, y_scale);
+ if (!bSmall) {
+ div_colors[1].BiInterpol(patch_colors, left, bottom + 1, x_scale,
+ y_scale);
+ div_colors[2].BiInterpol(patch_colors, left + 1, bottom + 1, x_scale,
+ y_scale);
+ div_colors[3].BiInterpol(patch_colors, left + 1, bottom, x_scale,
+ y_scale);
+ d_bottom = div_colors[3].Distance(div_colors[0]);
+ d_left = div_colors[1].Distance(div_colors[0]);
+ d_top = div_colors[1].Distance(div_colors[2]);
+ d_right = div_colors[2].Distance(div_colors[3]);
}
+#define COONCOLOR_THRESHOLD 4
+ if (bSmall ||
+ (d_bottom < COONCOLOR_THRESHOLD && d_left < COONCOLOR_THRESHOLD &&
+ d_top < COONCOLOR_THRESHOLD && d_right < COONCOLOR_THRESHOLD)) {
+ FX_PATHPOINT* pPoints = path.GetPoints();
+ C1.GetPoints(pPoints);
+ D2.GetPoints(pPoints + 3);
+ C2.GetPointsReverse(pPoints + 6);
+ D1.GetPointsReverse(pPoints + 9);
+ int fillFlags = FXFILL_WINDING | FXFILL_FULLCOVER;
+ if (fill_mode & RENDER_NOPATHSMOOTH) {
+ fillFlags |= FXFILL_NOPATHSMOOTH;
+ }
+ pDevice->DrawPath(
+ &path, NULL, NULL,
+ FXARGB_MAKE(alpha, div_colors[0].comp[0], div_colors[0].comp[1],
+ div_colors[0].comp[2]),
+ 0, fillFlags);
+ } else {
+ if (d_bottom < COONCOLOR_THRESHOLD && d_top < COONCOLOR_THRESHOLD) {
+ Coon_Bezier m1;
+ m1.BezierInterpol(D1, D2, C1, C2);
+ y_scale *= 2;
+ bottom *= 2;
+ Draw(x_scale, y_scale, left, bottom, C1, m1, D1.first_half(),
+ D2.first_half());
+ Draw(x_scale, y_scale, left, bottom + 1, m1, C2, D1.second_half(),
+ D2.second_half());
+ } else if (d_left < COONCOLOR_THRESHOLD &&
+ d_right < COONCOLOR_THRESHOLD) {
+ Coon_Bezier m2;
+ m2.BezierInterpol(C1, C2, D1, D2);
+ x_scale *= 2;
+ left *= 2;
+ Draw(x_scale, y_scale, left, bottom, C1.first_half(), C2.first_half(),
+ D1, m2);
+ Draw(x_scale, y_scale, left + 1, bottom, C1.second_half(),
+ C2.second_half(), m2, D2);
+ } else {
+ Coon_Bezier m1, m2;
+ m1.BezierInterpol(D1, D2, C1, C2);
+ m2.BezierInterpol(C1, C2, D1, D2);
+ Coon_Bezier m1f = m1.first_half();
+ Coon_Bezier m1s = m1.second_half();
+ Coon_Bezier m2f = m2.first_half();
+ Coon_Bezier m2s = m2.second_half();
+ x_scale *= 2;
+ y_scale *= 2;
+ left *= 2;
+ bottom *= 2;
+ Draw(x_scale, y_scale, left, bottom, C1.first_half(), m1f,
+ D1.first_half(), m2f);
+ Draw(x_scale, y_scale, left, bottom + 1, m1f, C2.first_half(),
+ D1.second_half(), m2s);
+ Draw(x_scale, y_scale, left + 1, bottom, C1.second_half(), m1s, m2f,
+ D2.first_half());
+ Draw(x_scale, y_scale, left + 1, bottom + 1, m1s, C2.second_half(), m2s,
+ D2.second_half());
+ }
+ }
+ }
};
-FX_BOOL _CheckCoonTensorPara(const CPDF_MeshStream &stream)
-{
- FX_BOOL bCoorBits = ( stream.m_nCoordBits== 1 ||
- stream.m_nCoordBits == 2 ||
- stream.m_nCoordBits == 4 ||
- stream.m_nCoordBits == 8 ||
- stream.m_nCoordBits == 12 ||
- stream.m_nCoordBits == 16 ||
- stream.m_nCoordBits == 24 ||
- stream.m_nCoordBits == 32 );
+FX_BOOL _CheckCoonTensorPara(const CPDF_MeshStream& stream) {
+ FX_BOOL bCoorBits = (stream.m_nCoordBits == 1 || stream.m_nCoordBits == 2 ||
+ stream.m_nCoordBits == 4 || stream.m_nCoordBits == 8 ||
+ stream.m_nCoordBits == 12 || stream.m_nCoordBits == 16 ||
+ stream.m_nCoordBits == 24 || stream.m_nCoordBits == 32);
- FX_BOOL bCompBits = ( stream.m_nCompBits == 1 ||
- stream.m_nCompBits == 2 ||
- stream.m_nCompBits == 4 ||
- stream.m_nCompBits == 8 ||
- stream.m_nCompBits == 12 ||
- stream.m_nCompBits == 16 );
+ FX_BOOL bCompBits = (stream.m_nCompBits == 1 || stream.m_nCompBits == 2 ||
+ stream.m_nCompBits == 4 || stream.m_nCompBits == 8 ||
+ stream.m_nCompBits == 12 || stream.m_nCompBits == 16);
- FX_BOOL bFlagBits = ( stream.m_nFlagBits == 2 ||
- stream.m_nFlagBits == 4 ||
- stream.m_nFlagBits == 8 );
+ FX_BOOL bFlagBits = (stream.m_nFlagBits == 2 || stream.m_nFlagBits == 4 ||
+ stream.m_nFlagBits == 8);
- return bCoorBits && bCompBits && bFlagBits;
+ return bCoorBits && bCompBits && bFlagBits;
}
-static void _DrawCoonPatchMeshes(FX_BOOL bTensor, CFX_DIBitmap* pBitmap, CFX_AffineMatrix* pObject2Bitmap,
- CPDF_Stream* pShadingStream, CPDF_Function** pFuncs, int nFuncs,
- CPDF_ColorSpace* pCS, int fill_mode, int alpha)
-{
- ASSERT(pBitmap->GetFormat() == FXDIB_Argb);
- if (pShadingStream->GetType() != PDFOBJ_STREAM) {
- return;
- }
- CFX_FxgeDevice device;
- device.Attach(pBitmap);
- CPDF_MeshStream stream;
- if (!stream.Load(pShadingStream, pFuncs, nFuncs, pCS)) {
- return;
- }
+static void _DrawCoonPatchMeshes(FX_BOOL bTensor,
+ CFX_DIBitmap* pBitmap,
+ CFX_AffineMatrix* pObject2Bitmap,
+ CPDF_Stream* pShadingStream,
+ CPDF_Function** pFuncs,
+ int nFuncs,
+ CPDF_ColorSpace* pCS,
+ int fill_mode,
+ int alpha) {
+ ASSERT(pBitmap->GetFormat() == FXDIB_Argb);
+ if (pShadingStream->GetType() != PDFOBJ_STREAM) {
+ return;
+ }
+ CFX_FxgeDevice device;
+ device.Attach(pBitmap);
+ CPDF_MeshStream stream;
+ if (!stream.Load(pShadingStream, pFuncs, nFuncs, pCS)) {
+ return;
+ }
- if (!_CheckCoonTensorPara(stream)) {
- return;
- }
+ if (!_CheckCoonTensorPara(stream)) {
+ return;
+ }
- CPDF_PatchDrawer patch;
- patch.alpha = alpha;
- patch.pDevice = &device;
- patch.fill_mode = fill_mode;
- patch.path.SetPointCount(13);
- FX_PATHPOINT* pPoints = patch.path.GetPoints();
- pPoints[0].m_Flag = FXPT_MOVETO;
- for (int i = 1; i < 13; i ++) {
- pPoints[i].m_Flag = FXPT_BEZIERTO;
- }
- CFX_FloatPoint coords[16];
- for (int i = 0; i < 16; i ++) {
- coords[i].Set(0.0f, 0.0f);
- }
+ CPDF_PatchDrawer patch;
+ patch.alpha = alpha;
+ patch.pDevice = &device;
+ patch.fill_mode = fill_mode;
+ patch.path.SetPointCount(13);
+ FX_PATHPOINT* pPoints = patch.path.GetPoints();
+ pPoints[0].m_Flag = FXPT_MOVETO;
+ for (int i = 1; i < 13; i++) {
+ pPoints[i].m_Flag = FXPT_BEZIERTO;
+ }
+ CFX_FloatPoint coords[16];
+ for (int i = 0; i < 16; i++) {
+ coords[i].Set(0.0f, 0.0f);
+ }
- int point_count = bTensor ? 16 : 12;
- while (!stream.m_BitStream.IsEOF()) {
- FX_DWORD flag = stream.GetFlag();
- int iStartPoint = 0, iStartColor = 0, i = 0;
- if (flag) {
- iStartPoint = 4;
- iStartColor = 2;
- CFX_FloatPoint tempCoords[4];
- for (i = 0; i < 4; i ++) {
- tempCoords[i] = coords[(flag * 3 + i) % 12];
- }
- FXSYS_memcpy(coords, tempCoords, sizeof(CFX_FloatPoint) * 4);
- Coon_Color tempColors[2];
- tempColors[0] = patch.patch_colors[flag];
- tempColors[1] = patch.patch_colors[(flag + 1) % 4];
- FXSYS_memcpy(patch.patch_colors, tempColors, sizeof(Coon_Color) * 2);
- }
- for (i = iStartPoint; i < point_count; i ++) {
- stream.GetCoords(coords[i].x, coords[i].y);
- pObject2Bitmap->Transform(coords[i].x, coords[i].y);
- }
- for (i = iStartColor; i < 4; i ++) {
- FX_FLOAT r=0.0f, g=0.0f, b=0.0f;
- stream.GetColor(r, g, b);
- patch.patch_colors[i].comp[0] = (int32_t)(r * 255);
- patch.patch_colors[i].comp[1] = (int32_t)(g * 255);
- patch.patch_colors[i].comp[2] = (int32_t)(b * 255);
- }
- CFX_FloatRect bbox = CFX_FloatRect::GetBBox(coords, point_count);
- if (bbox.right <= 0 || bbox.left >= (FX_FLOAT)pBitmap->GetWidth() || bbox.top <= 0 ||
- bbox.bottom >= (FX_FLOAT)pBitmap->GetHeight()) {
- continue;
- }
- Coon_Bezier C1, C2, D1, D2;
- C1.FromPoints(coords[0].x, coords[0].y, coords[11].x, coords[11].y, coords[10].x, coords[10].y,
- coords[9].x, coords[9].y);
- C2.FromPoints(coords[3].x, coords[3].y, coords[4].x, coords[4].y, coords[5].x, coords[5].y,
- coords[6].x, coords[6].y);
- D1.FromPoints(coords[0].x, coords[0].y, coords[1].x, coords[1].y, coords[2].x, coords[2].y,
- coords[3].x, coords[3].y);
- D2.FromPoints(coords[9].x, coords[9].y, coords[8].x, coords[8].y, coords[7].x, coords[7].y,
- coords[6].x, coords[6].y);
- patch.Draw(1, 1, 0, 0, C1, C2, D1, D2);
- }
+ int point_count = bTensor ? 16 : 12;
+ while (!stream.m_BitStream.IsEOF()) {
+ FX_DWORD flag = stream.GetFlag();
+ int iStartPoint = 0, iStartColor = 0, i = 0;
+ if (flag) {
+ iStartPoint = 4;
+ iStartColor = 2;
+ CFX_FloatPoint tempCoords[4];
+ for (i = 0; i < 4; i++) {
+ tempCoords[i] = coords[(flag * 3 + i) % 12];
+ }
+ FXSYS_memcpy(coords, tempCoords, sizeof(CFX_FloatPoint) * 4);
+ Coon_Color tempColors[2];
+ tempColors[0] = patch.patch_colors[flag];
+ tempColors[1] = patch.patch_colors[(flag + 1) % 4];
+ FXSYS_memcpy(patch.patch_colors, tempColors, sizeof(Coon_Color) * 2);
+ }
+ for (i = iStartPoint; i < point_count; i++) {
+ stream.GetCoords(coords[i].x, coords[i].y);
+ pObject2Bitmap->Transform(coords[i].x, coords[i].y);
+ }
+ for (i = iStartColor; i < 4; i++) {
+ FX_FLOAT r = 0.0f, g = 0.0f, b = 0.0f;
+ stream.GetColor(r, g, b);
+ patch.patch_colors[i].comp[0] = (int32_t)(r * 255);
+ patch.patch_colors[i].comp[1] = (int32_t)(g * 255);
+ patch.patch_colors[i].comp[2] = (int32_t)(b * 255);
+ }
+ CFX_FloatRect bbox = CFX_FloatRect::GetBBox(coords, point_count);
+ if (bbox.right <= 0 || bbox.left >= (FX_FLOAT)pBitmap->GetWidth() ||
+ bbox.top <= 0 || bbox.bottom >= (FX_FLOAT)pBitmap->GetHeight()) {
+ continue;
+ }
+ Coon_Bezier C1, C2, D1, D2;
+ C1.FromPoints(coords[0].x, coords[0].y, coords[11].x, coords[11].y,
+ coords[10].x, coords[10].y, coords[9].x, coords[9].y);
+ C2.FromPoints(coords[3].x, coords[3].y, coords[4].x, coords[4].y,
+ coords[5].x, coords[5].y, coords[6].x, coords[6].y);
+ D1.FromPoints(coords[0].x, coords[0].y, coords[1].x, coords[1].y,
+ coords[2].x, coords[2].y, coords[3].x, coords[3].y);
+ D2.FromPoints(coords[9].x, coords[9].y, coords[8].x, coords[8].y,
+ coords[7].x, coords[7].y, coords[6].x, coords[6].y);
+ patch.Draw(1, 1, 0, 0, C1, C2, D1, D2);
+ }
}
-void CPDF_RenderStatus::DrawShading(CPDF_ShadingPattern* pPattern, CFX_AffineMatrix* pMatrix,
- FX_RECT& clip_rect, int alpha, FX_BOOL bAlphaMode)
-{
- CPDF_Function** pFuncs = pPattern->m_pFunctions;
- int nFuncs = pPattern->m_nFuncs;
- CPDF_Dictionary* pDict = pPattern->m_pShadingObj->GetDict();
- CPDF_ColorSpace* pColorSpace = pPattern->m_pCS;
- if (pColorSpace == NULL) {
- return;
- }
- FX_ARGB background = 0;
- if (!pPattern->m_bShadingObj && pPattern->m_pShadingObj->GetDict()->KeyExist(FX_BSTRC("Background"))) {
- CPDF_Array* pBackColor = pPattern->m_pShadingObj->GetDict()->GetArray(FX_BSTRC("Background"));
- if (pBackColor && pBackColor->GetCount() >= (FX_DWORD)pColorSpace->CountComponents()) {
- CFX_FixedBufGrow<FX_FLOAT, 16> comps(pColorSpace->CountComponents());
- for (int i = 0; i < pColorSpace->CountComponents(); i ++) {
- comps[i] = pBackColor->GetNumber(i);
- }
- FX_FLOAT R = 0.0f, G = 0.0f, B = 0.0f;
- pColorSpace->GetRGB(comps, R, G, B);
- background = ArgbEncode(255, (int32_t)(R * 255), (int32_t)(G * 255), (int32_t)(B * 255));
- }
- }
- if (pDict->KeyExist(FX_BSTRC("BBox"))) {
- CFX_FloatRect rect = pDict->GetRect(FX_BSTRC("BBox"));
- rect.Transform(pMatrix);
- clip_rect.Intersect(rect.GetOutterRect());
- }
- CPDF_DeviceBuffer buffer;
- buffer.Initialize(m_pContext, m_pDevice, &clip_rect, m_pCurObj, 150);
- CFX_AffineMatrix FinalMatrix = *pMatrix;
- FinalMatrix.Concat(*buffer.GetMatrix());
- CFX_DIBitmap* pBitmap = buffer.GetBitmap();
- if (pBitmap->GetBuffer() == NULL) {
- return;
- }
- pBitmap->Clear(background);
- int fill_mode = m_Options.m_Flags;
- switch (pPattern->m_ShadingType) {
- case 1:
- _DrawFuncShading(pBitmap, &FinalMatrix, pDict, pFuncs, nFuncs, pColorSpace, alpha);
- break;
- case 2:
- _DrawAxialShading(pBitmap, &FinalMatrix, pDict, pFuncs, nFuncs, pColorSpace, alpha);
- break;
- case 3:
- _DrawRadialShading(pBitmap, &FinalMatrix, pDict, pFuncs, nFuncs, pColorSpace, alpha);
- break;
- case 4: {
- _DrawFreeGouraudShading(pBitmap, &FinalMatrix, (CPDF_Stream*)pPattern->m_pShadingObj,
- pFuncs, nFuncs, pColorSpace, alpha);
- }
- break;
- case 5: {
- _DrawLatticeGouraudShading(pBitmap, &FinalMatrix, (CPDF_Stream*)pPattern->m_pShadingObj,
- pFuncs, nFuncs, pColorSpace, alpha);
- }
- break;
- case 6:
- case 7: {
- _DrawCoonPatchMeshes(pPattern->m_ShadingType - 6, pBitmap, &FinalMatrix, (CPDF_Stream*)pPattern->m_pShadingObj,
- pFuncs, nFuncs, pColorSpace, fill_mode, alpha);
- }
- break;
- }
- if (bAlphaMode) {
- pBitmap->LoadChannel(FXDIB_Red, pBitmap, FXDIB_Alpha);
- }
- if (m_Options.m_ColorMode == RENDER_COLOR_GRAY) {
- pBitmap->ConvertColorScale(m_Options.m_ForeColor, m_Options.m_BackColor);
- }
- buffer.OutputToDevice();
+void CPDF_RenderStatus::DrawShading(CPDF_ShadingPattern* pPattern,
+ CFX_AffineMatrix* pMatrix,
+ FX_RECT& clip_rect,
+ int alpha,
+ FX_BOOL bAlphaMode) {
+ CPDF_Function** pFuncs = pPattern->m_pFunctions;
+ int nFuncs = pPattern->m_nFuncs;
+ CPDF_Dictionary* pDict = pPattern->m_pShadingObj->GetDict();
+ CPDF_ColorSpace* pColorSpace = pPattern->m_pCS;
+ if (pColorSpace == NULL) {
+ return;
+ }
+ FX_ARGB background = 0;
+ if (!pPattern->m_bShadingObj &&
+ pPattern->m_pShadingObj->GetDict()->KeyExist(FX_BSTRC("Background"))) {
+ CPDF_Array* pBackColor =
+ pPattern->m_pShadingObj->GetDict()->GetArray(FX_BSTRC("Background"));
+ if (pBackColor &&
+ pBackColor->GetCount() >= (FX_DWORD)pColorSpace->CountComponents()) {
+ CFX_FixedBufGrow<FX_FLOAT, 16> comps(pColorSpace->CountComponents());
+ for (int i = 0; i < pColorSpace->CountComponents(); i++) {
+ comps[i] = pBackColor->GetNumber(i);
+ }
+ FX_FLOAT R = 0.0f, G = 0.0f, B = 0.0f;
+ pColorSpace->GetRGB(comps, R, G, B);
+ background = ArgbEncode(255, (int32_t)(R * 255), (int32_t)(G * 255),
+ (int32_t)(B * 255));
+ }
+ }
+ if (pDict->KeyExist(FX_BSTRC("BBox"))) {
+ CFX_FloatRect rect = pDict->GetRect(FX_BSTRC("BBox"));
+ rect.Transform(pMatrix);
+ clip_rect.Intersect(rect.GetOutterRect());
+ }
+ CPDF_DeviceBuffer buffer;
+ buffer.Initialize(m_pContext, m_pDevice, &clip_rect, m_pCurObj, 150);
+ CFX_AffineMatrix FinalMatrix = *pMatrix;
+ FinalMatrix.Concat(*buffer.GetMatrix());
+ CFX_DIBitmap* pBitmap = buffer.GetBitmap();
+ if (pBitmap->GetBuffer() == NULL) {
+ return;
+ }
+ pBitmap->Clear(background);
+ int fill_mode = m_Options.m_Flags;
+ switch (pPattern->m_ShadingType) {
+ case 1:
+ _DrawFuncShading(pBitmap, &FinalMatrix, pDict, pFuncs, nFuncs,
+ pColorSpace, alpha);
+ break;
+ case 2:
+ _DrawAxialShading(pBitmap, &FinalMatrix, pDict, pFuncs, nFuncs,
+ pColorSpace, alpha);
+ break;
+ case 3:
+ _DrawRadialShading(pBitmap, &FinalMatrix, pDict, pFuncs, nFuncs,
+ pColorSpace, alpha);
+ break;
+ case 4: {
+ _DrawFreeGouraudShading(pBitmap, &FinalMatrix,
+ (CPDF_Stream*)pPattern->m_pShadingObj, pFuncs,
+ nFuncs, pColorSpace, alpha);
+ } break;
+ case 5: {
+ _DrawLatticeGouraudShading(pBitmap, &FinalMatrix,
+ (CPDF_Stream*)pPattern->m_pShadingObj, pFuncs,
+ nFuncs, pColorSpace, alpha);
+ } break;
+ case 6:
+ case 7: {
+ _DrawCoonPatchMeshes(pPattern->m_ShadingType - 6, pBitmap, &FinalMatrix,
+ (CPDF_Stream*)pPattern->m_pShadingObj, pFuncs,
+ nFuncs, pColorSpace, fill_mode, alpha);
+ } break;
+ }
+ if (bAlphaMode) {
+ pBitmap->LoadChannel(FXDIB_Red, pBitmap, FXDIB_Alpha);
+ }
+ if (m_Options.m_ColorMode == RENDER_COLOR_GRAY) {
+ pBitmap->ConvertColorScale(m_Options.m_ForeColor, m_Options.m_BackColor);
+ }
+ buffer.OutputToDevice();
}
-void CPDF_RenderStatus::DrawShadingPattern(CPDF_ShadingPattern* pattern, CPDF_PageObject* pPageObj, const CFX_AffineMatrix* pObj2Device, FX_BOOL bStroke)
-{
- if (!pattern->Load()) {
- return;
- }
- m_pDevice->SaveState();
- if (pPageObj->m_Type == PDFPAGE_PATH) {
- if (!SelectClipPath((CPDF_PathObject*)pPageObj, pObj2Device, bStroke)) {
- m_pDevice->RestoreState();
- return;
- }
- } else if (pPageObj->m_Type == PDFPAGE_IMAGE) {
- FX_RECT rect = pPageObj->GetBBox(pObj2Device);
- m_pDevice->SetClip_Rect(&rect);
- } else {
- return;
- }
- FX_RECT rect;
- if (GetObjectClippedRect(pPageObj, pObj2Device, FALSE, rect)) {
- m_pDevice->RestoreState();
- return;
- }
- CFX_AffineMatrix matrix = pattern->m_Pattern2Form;
- matrix.Concat(*pObj2Device);
- GetScaledMatrix(matrix);
- int alpha = pPageObj->m_GeneralState.GetAlpha(bStroke);
- DrawShading(pattern, &matrix, rect, alpha, m_Options.m_ColorMode == RENDER_COLOR_ALPHA);
+void CPDF_RenderStatus::DrawShadingPattern(CPDF_ShadingPattern* pattern,
+ CPDF_PageObject* pPageObj,
+ const CFX_AffineMatrix* pObj2Device,
+ FX_BOOL bStroke) {
+ if (!pattern->Load()) {
+ return;
+ }
+ m_pDevice->SaveState();
+ if (pPageObj->m_Type == PDFPAGE_PATH) {
+ if (!SelectClipPath((CPDF_PathObject*)pPageObj, pObj2Device, bStroke)) {
+ m_pDevice->RestoreState();
+ return;
+ }
+ } else if (pPageObj->m_Type == PDFPAGE_IMAGE) {
+ FX_RECT rect = pPageObj->GetBBox(pObj2Device);
+ m_pDevice->SetClip_Rect(&rect);
+ } else {
+ return;
+ }
+ FX_RECT rect;
+ if (GetObjectClippedRect(pPageObj, pObj2Device, FALSE, rect)) {
m_pDevice->RestoreState();
+ return;
+ }
+ CFX_AffineMatrix matrix = pattern->m_Pattern2Form;
+ matrix.Concat(*pObj2Device);
+ GetScaledMatrix(matrix);
+ int alpha = pPageObj->m_GeneralState.GetAlpha(bStroke);
+ DrawShading(pattern, &matrix, rect, alpha,
+ m_Options.m_ColorMode == RENDER_COLOR_ALPHA);
+ m_pDevice->RestoreState();
}
-FX_BOOL CPDF_RenderStatus::ProcessShading(CPDF_ShadingObject* pShadingObj, const CFX_AffineMatrix* pObj2Device)
-{
- FX_RECT rect = pShadingObj->GetBBox(pObj2Device);
- FX_RECT clip_box = m_pDevice->GetClipBox();
- rect.Intersect(clip_box);
- if (rect.IsEmpty()) {
- return TRUE;
- }
- CFX_AffineMatrix matrix = pShadingObj->m_Matrix;
- matrix.Concat(*pObj2Device);
- DrawShading(pShadingObj->m_pShading, &matrix, rect, pShadingObj->m_GeneralState.GetAlpha(FALSE),
- m_Options.m_ColorMode == RENDER_COLOR_ALPHA);
+FX_BOOL CPDF_RenderStatus::ProcessShading(CPDF_ShadingObject* pShadingObj,
+ const CFX_AffineMatrix* pObj2Device) {
+ FX_RECT rect = pShadingObj->GetBBox(pObj2Device);
+ FX_RECT clip_box = m_pDevice->GetClipBox();
+ rect.Intersect(clip_box);
+ if (rect.IsEmpty()) {
return TRUE;
+ }
+ CFX_AffineMatrix matrix = pShadingObj->m_Matrix;
+ matrix.Concat(*pObj2Device);
+ DrawShading(pShadingObj->m_pShading, &matrix, rect,
+ pShadingObj->m_GeneralState.GetAlpha(FALSE),
+ m_Options.m_ColorMode == RENDER_COLOR_ALPHA);
+ return TRUE;
}
-static CFX_DIBitmap* DrawPatternBitmap(CPDF_Document* pDoc, CPDF_PageRenderCache* pCache,
- CPDF_TilingPattern* pPattern, const CFX_AffineMatrix* pObject2Device,
- int width, int height, int flags)
-{
- CFX_DIBitmap* pBitmap = new CFX_DIBitmap;
- if (!pBitmap->Create(width, height, pPattern->m_bColored ? FXDIB_Argb : FXDIB_8bppMask)) {
- delete pBitmap;
- return NULL;
- }
- CFX_FxgeDevice bitmap_device;
- bitmap_device.Attach(pBitmap);
- pBitmap->Clear(0);
- CFX_FloatRect cell_bbox = pPattern->m_BBox;
- pPattern->m_Pattern2Form.TransformRect(cell_bbox);
- pObject2Device->TransformRect(cell_bbox);
- CFX_FloatRect bitmap_rect(0.0f, 0.0f, (FX_FLOAT)width, (FX_FLOAT)height);
- CFX_AffineMatrix mtAdjust;
- mtAdjust.MatchRect(bitmap_rect, cell_bbox);
- CFX_AffineMatrix mtPattern2Bitmap = *pObject2Device;
- mtPattern2Bitmap.Concat(mtAdjust);
- CPDF_RenderOptions options;
- if (!pPattern->m_bColored) {
- options.m_ColorMode = RENDER_COLOR_ALPHA;
- }
- flags |= RENDER_FORCE_HALFTONE;
- options.m_Flags = flags;
- CPDF_RenderContext context;
- context.Create(pDoc, pCache, NULL);
- context.DrawObjectList(&bitmap_device, pPattern->m_pForm, &mtPattern2Bitmap, &options);
- return pBitmap;
+static CFX_DIBitmap* DrawPatternBitmap(CPDF_Document* pDoc,
+ CPDF_PageRenderCache* pCache,
+ CPDF_TilingPattern* pPattern,
+ const CFX_AffineMatrix* pObject2Device,
+ int width,
+ int height,
+ int flags) {
+ CFX_DIBitmap* pBitmap = new CFX_DIBitmap;
+ if (!pBitmap->Create(width, height,
+ pPattern->m_bColored ? FXDIB_Argb : FXDIB_8bppMask)) {
+ delete pBitmap;
+ return NULL;
+ }
+ CFX_FxgeDevice bitmap_device;
+ bitmap_device.Attach(pBitmap);
+ pBitmap->Clear(0);
+ CFX_FloatRect cell_bbox = pPattern->m_BBox;
+ pPattern->m_Pattern2Form.TransformRect(cell_bbox);
+ pObject2Device->TransformRect(cell_bbox);
+ CFX_FloatRect bitmap_rect(0.0f, 0.0f, (FX_FLOAT)width, (FX_FLOAT)height);
+ CFX_AffineMatrix mtAdjust;
+ mtAdjust.MatchRect(bitmap_rect, cell_bbox);
+ CFX_AffineMatrix mtPattern2Bitmap = *pObject2Device;
+ mtPattern2Bitmap.Concat(mtAdjust);
+ CPDF_RenderOptions options;
+ if (!pPattern->m_bColored) {
+ options.m_ColorMode = RENDER_COLOR_ALPHA;
+ }
+ flags |= RENDER_FORCE_HALFTONE;
+ options.m_Flags = flags;
+ CPDF_RenderContext context;
+ context.Create(pDoc, pCache, NULL);
+ context.DrawObjectList(&bitmap_device, pPattern->m_pForm, &mtPattern2Bitmap,
+ &options);
+ return pBitmap;
}
-void CPDF_RenderStatus::DrawTilingPattern(CPDF_TilingPattern* pPattern, CPDF_PageObject* pPageObj, const CFX_AffineMatrix* pObj2Device, FX_BOOL bStroke)
-{
- if (!pPattern->Load()) {
- return;
- }
- m_pDevice->SaveState();
- if (pPageObj->m_Type == PDFPAGE_PATH) {
- if (!SelectClipPath((CPDF_PathObject*)pPageObj, pObj2Device, bStroke)) {
- m_pDevice->RestoreState();
- return;
- }
- } else if (pPageObj->m_Type == PDFPAGE_IMAGE) {
- FX_RECT rect = pPageObj->GetBBox(pObj2Device);
- m_pDevice->SetClip_Rect(&rect);
- } else {
- return;
- }
- FX_RECT clip_box = m_pDevice->GetClipBox();
- if (clip_box.IsEmpty()) {
- m_pDevice->RestoreState();
- return;
- }
- CFX_Matrix dCTM = m_pDevice->GetCTM();
- FX_FLOAT sa = FXSYS_fabs(dCTM.a);
- FX_FLOAT sd = FXSYS_fabs(dCTM.d);
- clip_box.right = clip_box.left + (int32_t)FXSYS_ceil(clip_box.Width() * sa);
- clip_box.bottom = clip_box.top + (int32_t)FXSYS_ceil(clip_box.Height() * sd);
- CFX_AffineMatrix mtPattern2Device = pPattern->m_Pattern2Form;
- mtPattern2Device.Concat(*pObj2Device);
- GetScaledMatrix(mtPattern2Device);
- FX_BOOL bAligned = FALSE;
- if (pPattern->m_BBox.left == 0 && pPattern->m_BBox.bottom == 0 &&
- pPattern->m_BBox.right == pPattern->m_XStep && pPattern->m_BBox.top == pPattern->m_YStep &&
- (mtPattern2Device.IsScaled() || mtPattern2Device.Is90Rotated())) {
- bAligned = TRUE;
- }
- CFX_FloatRect cell_bbox = pPattern->m_BBox;
- mtPattern2Device.TransformRect(cell_bbox);
- int width = (int)FXSYS_ceil(cell_bbox.Width());
- int height = (int)FXSYS_ceil(cell_bbox.Height());
- if (width == 0) {
- width = 1;
- }
- if (height == 0) {
- height = 1;
- }
- int min_col, max_col, min_row, max_row;
- CFX_AffineMatrix mtDevice2Pattern;
- mtDevice2Pattern.SetReverse(mtPattern2Device);
- CFX_FloatRect clip_box_p(clip_box);
- clip_box_p.Transform(&mtDevice2Pattern);
- min_col = (int)FXSYS_ceil(FXSYS_Div(clip_box_p.left - pPattern->m_BBox.right, pPattern->m_XStep));
- max_col = (int)FXSYS_floor(FXSYS_Div(clip_box_p.right - pPattern->m_BBox.left, pPattern->m_XStep));
- min_row = (int)FXSYS_ceil(FXSYS_Div(clip_box_p.bottom - pPattern->m_BBox.top, pPattern->m_YStep));
- max_row = (int)FXSYS_floor(FXSYS_Div(clip_box_p.top - pPattern->m_BBox.bottom, pPattern->m_YStep));
- if (width > clip_box.Width() || height > clip_box.Height() || width * height > clip_box.Width() * clip_box.Height()) {
- CPDF_GraphicStates* pStates = NULL;
- if (!pPattern->m_bColored) {
- pStates = CloneObjStates(pPageObj, bStroke);
- }
- CPDF_Dictionary* pFormResource = NULL;
- if (pPattern->m_pForm->m_pFormDict) {
- pFormResource = pPattern->m_pForm->m_pFormDict->GetDict(FX_BSTRC("Resources"));
- }
- for (int col = min_col; col <= max_col; col ++)
- for (int row = min_row; row <= max_row; row ++) {
- FX_FLOAT orig_x, orig_y;
- orig_x = col * pPattern->m_XStep;
- orig_y = row * pPattern->m_YStep;
- mtPattern2Device.Transform(orig_x, orig_y);
- CFX_AffineMatrix matrix = *pObj2Device;
- matrix.Translate(orig_x - mtPattern2Device.e, orig_y - mtPattern2Device.f);
- m_pDevice->SaveState();
- CPDF_RenderStatus status;
- status.Initialize(m_pContext, m_pDevice, NULL, NULL, this, pStates, &m_Options,
- pPattern->m_pForm->m_Transparency, m_bDropObjects, pFormResource);
- status.RenderObjectList(pPattern->m_pForm, &matrix);
- m_pDevice->RestoreState();
- }
+void CPDF_RenderStatus::DrawTilingPattern(CPDF_TilingPattern* pPattern,
+ CPDF_PageObject* pPageObj,
+ const CFX_AffineMatrix* pObj2Device,
+ FX_BOOL bStroke) {
+ if (!pPattern->Load()) {
+ return;
+ }
+ m_pDevice->SaveState();
+ if (pPageObj->m_Type == PDFPAGE_PATH) {
+ if (!SelectClipPath((CPDF_PathObject*)pPageObj, pObj2Device, bStroke)) {
+ m_pDevice->RestoreState();
+ return;
+ }
+ } else if (pPageObj->m_Type == PDFPAGE_IMAGE) {
+ FX_RECT rect = pPageObj->GetBBox(pObj2Device);
+ m_pDevice->SetClip_Rect(&rect);
+ } else {
+ return;
+ }
+ FX_RECT clip_box = m_pDevice->GetClipBox();
+ if (clip_box.IsEmpty()) {
+ m_pDevice->RestoreState();
+ return;
+ }
+ CFX_Matrix dCTM = m_pDevice->GetCTM();
+ FX_FLOAT sa = FXSYS_fabs(dCTM.a);
+ FX_FLOAT sd = FXSYS_fabs(dCTM.d);
+ clip_box.right = clip_box.left + (int32_t)FXSYS_ceil(clip_box.Width() * sa);
+ clip_box.bottom = clip_box.top + (int32_t)FXSYS_ceil(clip_box.Height() * sd);
+ CFX_AffineMatrix mtPattern2Device = pPattern->m_Pattern2Form;
+ mtPattern2Device.Concat(*pObj2Device);
+ GetScaledMatrix(mtPattern2Device);
+ FX_BOOL bAligned = FALSE;
+ if (pPattern->m_BBox.left == 0 && pPattern->m_BBox.bottom == 0 &&
+ pPattern->m_BBox.right == pPattern->m_XStep &&
+ pPattern->m_BBox.top == pPattern->m_YStep &&
+ (mtPattern2Device.IsScaled() || mtPattern2Device.Is90Rotated())) {
+ bAligned = TRUE;
+ }
+ CFX_FloatRect cell_bbox = pPattern->m_BBox;
+ mtPattern2Device.TransformRect(cell_bbox);
+ int width = (int)FXSYS_ceil(cell_bbox.Width());
+ int height = (int)FXSYS_ceil(cell_bbox.Height());
+ if (width == 0) {
+ width = 1;
+ }
+ if (height == 0) {
+ height = 1;
+ }
+ int min_col, max_col, min_row, max_row;
+ CFX_AffineMatrix mtDevice2Pattern;
+ mtDevice2Pattern.SetReverse(mtPattern2Device);
+ CFX_FloatRect clip_box_p(clip_box);
+ clip_box_p.Transform(&mtDevice2Pattern);
+ min_col = (int)FXSYS_ceil(
+ FXSYS_Div(clip_box_p.left - pPattern->m_BBox.right, pPattern->m_XStep));
+ max_col = (int)FXSYS_floor(
+ FXSYS_Div(clip_box_p.right - pPattern->m_BBox.left, pPattern->m_XStep));
+ min_row = (int)FXSYS_ceil(
+ FXSYS_Div(clip_box_p.bottom - pPattern->m_BBox.top, pPattern->m_YStep));
+ max_row = (int)FXSYS_floor(
+ FXSYS_Div(clip_box_p.top - pPattern->m_BBox.bottom, pPattern->m_YStep));
+ if (width > clip_box.Width() || height > clip_box.Height() ||
+ width * height > clip_box.Width() * clip_box.Height()) {
+ CPDF_GraphicStates* pStates = NULL;
+ if (!pPattern->m_bColored) {
+ pStates = CloneObjStates(pPageObj, bStroke);
+ }
+ CPDF_Dictionary* pFormResource = NULL;
+ if (pPattern->m_pForm->m_pFormDict) {
+ pFormResource =
+ pPattern->m_pForm->m_pFormDict->GetDict(FX_BSTRC("Resources"));
+ }
+ for (int col = min_col; col <= max_col; col++)
+ for (int row = min_row; row <= max_row; row++) {
+ FX_FLOAT orig_x, orig_y;
+ orig_x = col * pPattern->m_XStep;
+ orig_y = row * pPattern->m_YStep;
+ mtPattern2Device.Transform(orig_x, orig_y);
+ CFX_AffineMatrix matrix = *pObj2Device;
+ matrix.Translate(orig_x - mtPattern2Device.e,
+ orig_y - mtPattern2Device.f);
+ m_pDevice->SaveState();
+ CPDF_RenderStatus status;
+ status.Initialize(m_pContext, m_pDevice, NULL, NULL, this, pStates,
+ &m_Options, pPattern->m_pForm->m_Transparency,
+ m_bDropObjects, pFormResource);
+ status.RenderObjectList(pPattern->m_pForm, &matrix);
m_pDevice->RestoreState();
- delete pStates;
- return;
- }
- if (bAligned) {
- int orig_x = FXSYS_round(mtPattern2Device.e);
- int orig_y = FXSYS_round(mtPattern2Device.f);
- min_col = (clip_box.left - orig_x) / width;
- if (clip_box.left < orig_x) {
- min_col --;
- }
- max_col = (clip_box.right - orig_x) / width;
- if (clip_box.right <= orig_x) {
- max_col --;
- }
- min_row = (clip_box.top - orig_y) / height;
- if (clip_box.top < orig_y) {
- min_row --;
+ }
+ m_pDevice->RestoreState();
+ delete pStates;
+ return;
+ }
+ if (bAligned) {
+ int orig_x = FXSYS_round(mtPattern2Device.e);
+ int orig_y = FXSYS_round(mtPattern2Device.f);
+ min_col = (clip_box.left - orig_x) / width;
+ if (clip_box.left < orig_x) {
+ min_col--;
+ }
+ max_col = (clip_box.right - orig_x) / width;
+ if (clip_box.right <= orig_x) {
+ max_col--;
+ }
+ min_row = (clip_box.top - orig_y) / height;
+ if (clip_box.top < orig_y) {
+ min_row--;
+ }
+ max_row = (clip_box.bottom - orig_y) / height;
+ if (clip_box.bottom <= orig_y) {
+ max_row--;
+ }
+ }
+ FX_FLOAT left_offset = cell_bbox.left - mtPattern2Device.e;
+ FX_FLOAT top_offset = cell_bbox.bottom - mtPattern2Device.f;
+ CFX_DIBitmap* pPatternBitmap = NULL;
+ if (width * height < 16) {
+ CFX_DIBitmap* pEnlargedBitmap =
+ DrawPatternBitmap(m_pContext->m_pDocument, m_pContext->m_pPageCache,
+ pPattern, pObj2Device, 8, 8, m_Options.m_Flags);
+ pPatternBitmap = pEnlargedBitmap->StretchTo(width, height);
+ delete pEnlargedBitmap;
+ } else {
+ pPatternBitmap = DrawPatternBitmap(
+ m_pContext->m_pDocument, m_pContext->m_pPageCache, pPattern,
+ pObj2Device, width, height, m_Options.m_Flags);
+ }
+ if (pPatternBitmap == NULL) {
+ m_pDevice->RestoreState();
+ return;
+ }
+ if (m_Options.m_ColorMode == RENDER_COLOR_GRAY) {
+ pPatternBitmap->ConvertColorScale(m_Options.m_ForeColor,
+ m_Options.m_BackColor);
+ }
+ FX_ARGB fill_argb = GetFillArgb(pPageObj);
+ int clip_width = clip_box.right - clip_box.left;
+ int clip_height = clip_box.bottom - clip_box.top;
+ CFX_DIBitmap screen;
+ if (!screen.Create(clip_width, clip_height, FXDIB_Argb)) {
+ return;
+ }
+ screen.Clear(0);
+ FX_DWORD* src_buf = (FX_DWORD*)pPatternBitmap->GetBuffer();
+ for (int col = min_col; col <= max_col; col++) {
+ for (int row = min_row; row <= max_row; row++) {
+ int start_x, start_y;
+ if (bAligned) {
+ start_x = FXSYS_round(mtPattern2Device.e) + col * width - clip_box.left;
+ start_y = FXSYS_round(mtPattern2Device.f) + row * height - clip_box.top;
+ } else {
+ FX_FLOAT orig_x = col * pPattern->m_XStep;
+ FX_FLOAT orig_y = row * pPattern->m_YStep;
+ mtPattern2Device.Transform(orig_x, orig_y);
+ start_x = FXSYS_round(orig_x + left_offset) - clip_box.left;
+ start_y = FXSYS_round(orig_y + top_offset) - clip_box.top;
+ }
+ if (width == 1 && height == 1) {
+ if (start_x < 0 || start_x >= clip_box.Width() || start_y < 0 ||
+ start_y >= clip_box.Height()) {
+ continue;
}
- max_row = (clip_box.bottom - orig_y) / height;
- if (clip_box.bottom <= orig_y) {
- max_row --;
+ FX_DWORD* dest_buf =
+ (FX_DWORD*)(screen.GetBuffer() + screen.GetPitch() * start_y +
+ start_x * 4);
+ if (pPattern->m_bColored) {
+ *dest_buf = *src_buf;
+ } else {
+ *dest_buf = (*(uint8_t*)src_buf << 24) | (fill_argb & 0xffffff);
}
- }
- FX_FLOAT left_offset = cell_bbox.left - mtPattern2Device.e;
- FX_FLOAT top_offset = cell_bbox.bottom - mtPattern2Device.f;
- CFX_DIBitmap* pPatternBitmap = NULL;
- if (width * height < 16) {
- CFX_DIBitmap* pEnlargedBitmap = DrawPatternBitmap(m_pContext->m_pDocument, m_pContext->m_pPageCache, pPattern, pObj2Device, 8, 8, m_Options.m_Flags);
- pPatternBitmap = pEnlargedBitmap->StretchTo(width, height);
- delete pEnlargedBitmap;
- } else {
- pPatternBitmap = DrawPatternBitmap(m_pContext->m_pDocument, m_pContext->m_pPageCache, pPattern, pObj2Device, width, height, m_Options.m_Flags);
- }
- if (pPatternBitmap == NULL) {
- m_pDevice->RestoreState();
- return;
- }
- if (m_Options.m_ColorMode == RENDER_COLOR_GRAY) {
- pPatternBitmap->ConvertColorScale(m_Options.m_ForeColor, m_Options.m_BackColor);
- }
- FX_ARGB fill_argb = GetFillArgb(pPageObj);
- int clip_width = clip_box.right - clip_box.left;
- int clip_height = clip_box.bottom - clip_box.top;
- CFX_DIBitmap screen;
- if (!screen.Create(clip_width, clip_height, FXDIB_Argb)) {
- return;
- }
- screen.Clear(0);
- FX_DWORD* src_buf = (FX_DWORD*)pPatternBitmap->GetBuffer();
- for (int col = min_col; col <= max_col; col ++) {
- for (int row = min_row; row <= max_row; row ++) {
- int start_x, start_y;
- if (bAligned) {
- start_x = FXSYS_round(mtPattern2Device.e) + col * width - clip_box.left;
- start_y = FXSYS_round(mtPattern2Device.f) + row * height - clip_box.top;
- } else {
- FX_FLOAT orig_x = col * pPattern->m_XStep;
- FX_FLOAT orig_y = row * pPattern->m_YStep;
- mtPattern2Device.Transform(orig_x, orig_y);
- start_x = FXSYS_round(orig_x + left_offset) - clip_box.left;
- start_y = FXSYS_round(orig_y + top_offset) - clip_box.top;
- }
- if (width == 1 && height == 1) {
- if (start_x < 0 || start_x >= clip_box.Width() || start_y < 0 || start_y >= clip_box.Height()) {
- continue;
- }
- FX_DWORD* dest_buf = (FX_DWORD*)(screen.GetBuffer() + screen.GetPitch() * start_y + start_x * 4);
- if (pPattern->m_bColored) {
- *dest_buf = *src_buf;
- } else {
- *dest_buf = (*(uint8_t*)src_buf << 24) | (fill_argb & 0xffffff);
- }
- } else {
- if (pPattern->m_bColored) {
- screen.CompositeBitmap(start_x, start_y, width, height, pPatternBitmap, 0, 0);
- } else {
- screen.CompositeMask(start_x, start_y, width, height, pPatternBitmap, fill_argb, 0, 0);
- }
- }
+ } else {
+ if (pPattern->m_bColored) {
+ screen.CompositeBitmap(start_x, start_y, width, height,
+ pPatternBitmap, 0, 0);
+ } else {
+ screen.CompositeMask(start_x, start_y, width, height, pPatternBitmap,
+ fill_argb, 0, 0);
}
+ }
}
- CompositeDIBitmap(&screen, clip_box.left, clip_box.top, 0, 255, FXDIB_BLEND_NORMAL, FALSE);
- m_pDevice->RestoreState();
- delete pPatternBitmap;
+ }
+ CompositeDIBitmap(&screen, clip_box.left, clip_box.top, 0, 255,
+ FXDIB_BLEND_NORMAL, FALSE);
+ m_pDevice->RestoreState();
+ delete pPatternBitmap;
}
-void CPDF_RenderStatus::DrawPathWithPattern(CPDF_PathObject* pPathObj, const CFX_AffineMatrix* pObj2Device, CPDF_Color* pColor, FX_BOOL bStroke)
-{
- CPDF_Pattern* pattern = pColor->GetPattern();
- if (pattern == NULL) {
- return;
- }
- if(pattern->m_PatternType == PATTERN_TILING) {
- DrawTilingPattern((CPDF_TilingPattern*)pattern, pPathObj, pObj2Device, bStroke);
- } else {
- DrawShadingPattern((CPDF_ShadingPattern*)pattern, pPathObj, pObj2Device, bStroke);
- }
+void CPDF_RenderStatus::DrawPathWithPattern(CPDF_PathObject* pPathObj,
+ const CFX_AffineMatrix* pObj2Device,
+ CPDF_Color* pColor,
+ FX_BOOL bStroke) {
+ CPDF_Pattern* pattern = pColor->GetPattern();
+ if (pattern == NULL) {
+ return;
+ }
+ if (pattern->m_PatternType == PATTERN_TILING) {
+ DrawTilingPattern((CPDF_TilingPattern*)pattern, pPathObj, pObj2Device,
+ bStroke);
+ } else {
+ DrawShadingPattern((CPDF_ShadingPattern*)pattern, pPathObj, pObj2Device,
+ bStroke);
+ }
}
-void CPDF_RenderStatus::ProcessPathPattern(CPDF_PathObject* pPathObj, const CFX_AffineMatrix* pObj2Device, int& filltype, FX_BOOL& bStroke)
-{
- if(filltype) {
- CPDF_Color& FillColor = *pPathObj->m_ColorState.GetFillColor();
- if(FillColor.m_pCS && FillColor.m_pCS->GetFamily() == PDFCS_PATTERN) {
- DrawPathWithPattern(pPathObj, pObj2Device, &FillColor, FALSE);
- filltype = 0;
- }
- }
- if(bStroke) {
- CPDF_Color& StrokeColor = *pPathObj->m_ColorState.GetStrokeColor();
- if(StrokeColor.m_pCS && StrokeColor.m_pCS->GetFamily() == PDFCS_PATTERN) {
- DrawPathWithPattern(pPathObj, pObj2Device, &StrokeColor, TRUE);
- bStroke = FALSE;
- }
- }
+void CPDF_RenderStatus::ProcessPathPattern(CPDF_PathObject* pPathObj,
+ const CFX_AffineMatrix* pObj2Device,
+ int& filltype,
+ FX_BOOL& bStroke) {
+ if (filltype) {
+ CPDF_Color& FillColor = *pPathObj->m_ColorState.GetFillColor();
+ if (FillColor.m_pCS && FillColor.m_pCS->GetFamily() == PDFCS_PATTERN) {
+ DrawPathWithPattern(pPathObj, pObj2Device, &FillColor, FALSE);
+ filltype = 0;
+ }
+ }
+ if (bStroke) {
+ CPDF_Color& StrokeColor = *pPathObj->m_ColorState.GetStrokeColor();
+ if (StrokeColor.m_pCS && StrokeColor.m_pCS->GetFamily() == PDFCS_PATTERN) {
+ DrawPathWithPattern(pPathObj, pObj2Device, &StrokeColor, TRUE);
+ bStroke = FALSE;
+ }
+ }
}
diff --git a/core/src/fpdfapi/fpdf_render/fpdf_render_text.cpp b/core/src/fpdfapi/fpdf_render/fpdf_render_text.cpp
index ad5dc58a1c..7d6921f544 100644
--- a/core/src/fpdfapi/fpdf_render/fpdf_render_text.cpp
+++ b/core/src/fpdfapi/fpdf_render/fpdf_render_text.cpp
@@ -10,723 +10,791 @@
#include "../fpdf_page/pageint.h"
#include "render_int.h"
extern FX_BOOL IsAvailableMatrix(const CFX_AffineMatrix& matrix);
-CPDF_Type3Cache::~CPDF_Type3Cache()
-{
- FX_POSITION pos = m_SizeMap.GetStartPosition();
- CFX_ByteString Key;
- CPDF_Type3Glyphs* pSizeCache = NULL;
- while(pos) {
- pSizeCache = (CPDF_Type3Glyphs*)m_SizeMap.GetNextValue(pos);
- delete pSizeCache;
- }
- m_SizeMap.RemoveAll();
+CPDF_Type3Cache::~CPDF_Type3Cache() {
+ FX_POSITION pos = m_SizeMap.GetStartPosition();
+ CFX_ByteString Key;
+ CPDF_Type3Glyphs* pSizeCache = NULL;
+ while (pos) {
+ pSizeCache = (CPDF_Type3Glyphs*)m_SizeMap.GetNextValue(pos);
+ delete pSizeCache;
+ }
+ m_SizeMap.RemoveAll();
}
-CFX_GlyphBitmap* CPDF_Type3Cache::LoadGlyph(FX_DWORD charcode, const CFX_AffineMatrix* pMatrix, FX_FLOAT retinaScaleX, FX_FLOAT retinaScaleY)
-{
- _CPDF_UniqueKeyGen keygen;
- keygen.Generate(4, FXSYS_round(pMatrix->a * 10000), FXSYS_round(pMatrix->b * 10000),
- FXSYS_round(pMatrix->c * 10000), FXSYS_round(pMatrix->d * 10000));
- CFX_ByteStringC FaceGlyphsKey(keygen.m_Key, keygen.m_KeyLen);
- CPDF_Type3Glyphs* pSizeCache = NULL;
- if(!m_SizeMap.Lookup(FaceGlyphsKey, (void*&)pSizeCache)) {
- pSizeCache = new CPDF_Type3Glyphs;
- m_SizeMap.SetAt(FaceGlyphsKey, pSizeCache);
- }
- CFX_GlyphBitmap* pGlyphBitmap;
- if(pSizeCache->m_GlyphMap.Lookup((void*)(uintptr_t)charcode, (void*&)pGlyphBitmap)) {
- return pGlyphBitmap;
- }
- pGlyphBitmap = RenderGlyph(pSizeCache, charcode, pMatrix, retinaScaleX, retinaScaleY);
- pSizeCache->m_GlyphMap.SetAt((void*)(uintptr_t)charcode, pGlyphBitmap);
+CFX_GlyphBitmap* CPDF_Type3Cache::LoadGlyph(FX_DWORD charcode,
+ const CFX_AffineMatrix* pMatrix,
+ FX_FLOAT retinaScaleX,
+ FX_FLOAT retinaScaleY) {
+ _CPDF_UniqueKeyGen keygen;
+ keygen.Generate(
+ 4, FXSYS_round(pMatrix->a * 10000), FXSYS_round(pMatrix->b * 10000),
+ FXSYS_round(pMatrix->c * 10000), FXSYS_round(pMatrix->d * 10000));
+ CFX_ByteStringC FaceGlyphsKey(keygen.m_Key, keygen.m_KeyLen);
+ CPDF_Type3Glyphs* pSizeCache = NULL;
+ if (!m_SizeMap.Lookup(FaceGlyphsKey, (void*&)pSizeCache)) {
+ pSizeCache = new CPDF_Type3Glyphs;
+ m_SizeMap.SetAt(FaceGlyphsKey, pSizeCache);
+ }
+ CFX_GlyphBitmap* pGlyphBitmap;
+ if (pSizeCache->m_GlyphMap.Lookup((void*)(uintptr_t)charcode,
+ (void*&)pGlyphBitmap)) {
return pGlyphBitmap;
+ }
+ pGlyphBitmap =
+ RenderGlyph(pSizeCache, charcode, pMatrix, retinaScaleX, retinaScaleY);
+ pSizeCache->m_GlyphMap.SetAt((void*)(uintptr_t)charcode, pGlyphBitmap);
+ return pGlyphBitmap;
}
-CPDF_Type3Glyphs::~CPDF_Type3Glyphs()
-{
- FX_POSITION pos = m_GlyphMap.GetStartPosition();
- void* Key;
- CFX_GlyphBitmap* pGlyphBitmap;
- while(pos) {
- m_GlyphMap.GetNextAssoc(pos, Key, (void*&)pGlyphBitmap);
- delete pGlyphBitmap;
- }
+CPDF_Type3Glyphs::~CPDF_Type3Glyphs() {
+ FX_POSITION pos = m_GlyphMap.GetStartPosition();
+ void* Key;
+ CFX_GlyphBitmap* pGlyphBitmap;
+ while (pos) {
+ m_GlyphMap.GetNextAssoc(pos, Key, (void*&)pGlyphBitmap);
+ delete pGlyphBitmap;
+ }
}
-static int _AdjustBlue(FX_FLOAT pos, int& count, int blues[])
-{
- FX_FLOAT min_distance = 1000000.0f * 1.0f;
- int closest_pos = -1;
- for (int i = 0; i < count; i ++) {
- FX_FLOAT distance = (FX_FLOAT)FXSYS_fabs(pos - (FX_FLOAT)blues[i]);
- if (distance < 1.0f * 80.0f / 100.0f && distance < min_distance) {
- min_distance = distance;
- closest_pos = i;
- }
- }
- if (closest_pos >= 0) {
- return blues[closest_pos];
- }
- int new_pos = FXSYS_round(pos);
- if (count == TYPE3_MAX_BLUES) {
- return new_pos;
- }
- blues[count++] = new_pos;
+static int _AdjustBlue(FX_FLOAT pos, int& count, int blues[]) {
+ FX_FLOAT min_distance = 1000000.0f * 1.0f;
+ int closest_pos = -1;
+ for (int i = 0; i < count; i++) {
+ FX_FLOAT distance = (FX_FLOAT)FXSYS_fabs(pos - (FX_FLOAT)blues[i]);
+ if (distance < 1.0f * 80.0f / 100.0f && distance < min_distance) {
+ min_distance = distance;
+ closest_pos = i;
+ }
+ }
+ if (closest_pos >= 0) {
+ return blues[closest_pos];
+ }
+ int new_pos = FXSYS_round(pos);
+ if (count == TYPE3_MAX_BLUES) {
return new_pos;
+ }
+ blues[count++] = new_pos;
+ return new_pos;
}
-void CPDF_Type3Glyphs::AdjustBlue(FX_FLOAT top, FX_FLOAT bottom, int& top_line, int& bottom_line)
-{
- top_line = _AdjustBlue(top, m_TopBlueCount, m_TopBlue);
- bottom_line = _AdjustBlue(bottom, m_BottomBlueCount, m_BottomBlue);
+void CPDF_Type3Glyphs::AdjustBlue(FX_FLOAT top,
+ FX_FLOAT bottom,
+ int& top_line,
+ int& bottom_line) {
+ top_line = _AdjustBlue(top, m_TopBlueCount, m_TopBlue);
+ bottom_line = _AdjustBlue(bottom, m_BottomBlueCount, m_BottomBlue);
}
-static FX_BOOL _IsScanLine1bpp(uint8_t* pBuf, int width)
-{
- int size = width / 8;
- for (int i = 0; i < size; i ++)
- if (pBuf[i]) {
- return TRUE;
- }
- if (width % 8)
- if (pBuf[width / 8] & (0xff << (8 - width % 8))) {
- return TRUE;
- }
- return FALSE;
-}
-static FX_BOOL _IsScanLine8bpp(uint8_t* pBuf, int width)
-{
- for (int i = 0; i < width; i ++)
- if (pBuf[i] > 0x40) {
- return TRUE;
- }
- return FALSE;
+static FX_BOOL _IsScanLine1bpp(uint8_t* pBuf, int width) {
+ int size = width / 8;
+ for (int i = 0; i < size; i++)
+ if (pBuf[i]) {
+ return TRUE;
+ }
+ if (width % 8)
+ if (pBuf[width / 8] & (0xff << (8 - width % 8))) {
+ return TRUE;
+ }
+ return FALSE;
}
-static int _DetectFirstLastScan(const CFX_DIBitmap* pBitmap, FX_BOOL bFirst)
-{
- int height = pBitmap->GetHeight(), pitch = pBitmap->GetPitch(), width = pBitmap->GetWidth();
- int bpp = pBitmap->GetBPP();
- if (bpp > 8) {
- width *= bpp / 8;
- }
- uint8_t* pBuf = pBitmap->GetBuffer();
- int line = bFirst ? 0 : height - 1;
- int line_step = bFirst ? 1 : -1;
- int line_end = bFirst ? height : -1;
- while (line != line_end) {
- if (bpp == 1) {
- if (_IsScanLine1bpp(pBuf + line * pitch, width)) {
- return line;
- }
- } else {
- if (_IsScanLine8bpp(pBuf + line * pitch, width)) {
- return line;
- }
- }
- line += line_step;
+static FX_BOOL _IsScanLine8bpp(uint8_t* pBuf, int width) {
+ for (int i = 0; i < width; i++)
+ if (pBuf[i] > 0x40) {
+ return TRUE;
}
- return -1;
+ return FALSE;
}
-CFX_GlyphBitmap* CPDF_Type3Cache::RenderGlyph(CPDF_Type3Glyphs* pSize, FX_DWORD charcode, const CFX_AffineMatrix* pMatrix, FX_FLOAT retinaScaleX, FX_FLOAT retinaScaleY)
-{
- CPDF_Type3Char* pChar = m_pFont->LoadChar(charcode);
- if (pChar == NULL || pChar->m_pBitmap == NULL) {
- return NULL;
- }
- CFX_DIBitmap* pBitmap = pChar->m_pBitmap;
- CFX_AffineMatrix image_matrix, text_matrix;
- image_matrix = pChar->m_ImageMatrix;
- text_matrix.Set(pMatrix->a, pMatrix->b, pMatrix->c, pMatrix->d, 0, 0);
- image_matrix.Concat(text_matrix);
- CFX_DIBitmap* pResBitmap = NULL;
- int left, top;
- if (FXSYS_fabs(image_matrix.b) < FXSYS_fabs(image_matrix.a) / 100 && FXSYS_fabs(image_matrix.c) < FXSYS_fabs(image_matrix.d) / 100) {
- int top_line, bottom_line;
- top_line = _DetectFirstLastScan(pBitmap, TRUE);
- bottom_line = _DetectFirstLastScan(pBitmap, FALSE);
- if (top_line == 0 && bottom_line == pBitmap->GetHeight() - 1) {
- FX_FLOAT top_y = image_matrix.d + image_matrix.f;
- FX_FLOAT bottom_y = image_matrix.f;
- FX_BOOL bFlipped = top_y > bottom_y;
- if (bFlipped) {
- FX_FLOAT temp = top_y;
- top_y = bottom_y;
- bottom_y = temp;
- }
- pSize->AdjustBlue(top_y, bottom_y, top_line, bottom_line);
- pResBitmap = pBitmap->StretchTo((int)(FXSYS_round(image_matrix.a) * retinaScaleX), (int)((bFlipped ? top_line - bottom_line : bottom_line - top_line) * retinaScaleY));
- top = top_line;
- if (image_matrix.a < 0) {
- image_matrix.Scale(retinaScaleX, retinaScaleY);
- left = FXSYS_round(image_matrix.e + image_matrix.a);
- } else {
- left = FXSYS_round(image_matrix.e);
- }
- } else {
- }
+static int _DetectFirstLastScan(const CFX_DIBitmap* pBitmap, FX_BOOL bFirst) {
+ int height = pBitmap->GetHeight(), pitch = pBitmap->GetPitch(),
+ width = pBitmap->GetWidth();
+ int bpp = pBitmap->GetBPP();
+ if (bpp > 8) {
+ width *= bpp / 8;
+ }
+ uint8_t* pBuf = pBitmap->GetBuffer();
+ int line = bFirst ? 0 : height - 1;
+ int line_step = bFirst ? 1 : -1;
+ int line_end = bFirst ? height : -1;
+ while (line != line_end) {
+ if (bpp == 1) {
+ if (_IsScanLine1bpp(pBuf + line * pitch, width)) {
+ return line;
+ }
+ } else {
+ if (_IsScanLine8bpp(pBuf + line * pitch, width)) {
+ return line;
+ }
}
- if (pResBitmap == NULL) {
+ line += line_step;
+ }
+ return -1;
+}
+CFX_GlyphBitmap* CPDF_Type3Cache::RenderGlyph(CPDF_Type3Glyphs* pSize,
+ FX_DWORD charcode,
+ const CFX_AffineMatrix* pMatrix,
+ FX_FLOAT retinaScaleX,
+ FX_FLOAT retinaScaleY) {
+ CPDF_Type3Char* pChar = m_pFont->LoadChar(charcode);
+ if (pChar == NULL || pChar->m_pBitmap == NULL) {
+ return NULL;
+ }
+ CFX_DIBitmap* pBitmap = pChar->m_pBitmap;
+ CFX_AffineMatrix image_matrix, text_matrix;
+ image_matrix = pChar->m_ImageMatrix;
+ text_matrix.Set(pMatrix->a, pMatrix->b, pMatrix->c, pMatrix->d, 0, 0);
+ image_matrix.Concat(text_matrix);
+ CFX_DIBitmap* pResBitmap = NULL;
+ int left, top;
+ if (FXSYS_fabs(image_matrix.b) < FXSYS_fabs(image_matrix.a) / 100 &&
+ FXSYS_fabs(image_matrix.c) < FXSYS_fabs(image_matrix.d) / 100) {
+ int top_line, bottom_line;
+ top_line = _DetectFirstLastScan(pBitmap, TRUE);
+ bottom_line = _DetectFirstLastScan(pBitmap, FALSE);
+ if (top_line == 0 && bottom_line == pBitmap->GetHeight() - 1) {
+ FX_FLOAT top_y = image_matrix.d + image_matrix.f;
+ FX_FLOAT bottom_y = image_matrix.f;
+ FX_BOOL bFlipped = top_y > bottom_y;
+ if (bFlipped) {
+ FX_FLOAT temp = top_y;
+ top_y = bottom_y;
+ bottom_y = temp;
+ }
+ pSize->AdjustBlue(top_y, bottom_y, top_line, bottom_line);
+ pResBitmap = pBitmap->StretchTo(
+ (int)(FXSYS_round(image_matrix.a) * retinaScaleX),
+ (int)((bFlipped ? top_line - bottom_line : bottom_line - top_line) *
+ retinaScaleY));
+ top = top_line;
+ if (image_matrix.a < 0) {
image_matrix.Scale(retinaScaleX, retinaScaleY);
- pResBitmap = pBitmap->TransformTo(&image_matrix, left, top);
- }
- if (pResBitmap == NULL) {
- return NULL;
+ left = FXSYS_round(image_matrix.e + image_matrix.a);
+ } else {
+ left = FXSYS_round(image_matrix.e);
+ }
+ } else {
}
- CFX_GlyphBitmap* pGlyph = new CFX_GlyphBitmap;
- pGlyph->m_Left = left;
- pGlyph->m_Top = -top;
- pGlyph->m_Bitmap.TakeOver(pResBitmap);
- delete pResBitmap;
- return pGlyph;
+ }
+ if (pResBitmap == NULL) {
+ image_matrix.Scale(retinaScaleX, retinaScaleY);
+ pResBitmap = pBitmap->TransformTo(&image_matrix, left, top);
+ }
+ if (pResBitmap == NULL) {
+ return NULL;
+ }
+ CFX_GlyphBitmap* pGlyph = new CFX_GlyphBitmap;
+ pGlyph->m_Left = left;
+ pGlyph->m_Top = -top;
+ pGlyph->m_Bitmap.TakeOver(pResBitmap);
+ delete pResBitmap;
+ return pGlyph;
}
-void _CPDF_UniqueKeyGen::Generate(int count, ...)
-{
- va_list argList;
- va_start(argList, count);
- for (int i = 0; i < count; i ++) {
- int p = va_arg(argList, int);
- ((FX_DWORD*)m_Key)[i] = p;
- }
- va_end(argList);
- m_KeyLen = count * sizeof(FX_DWORD);
+void _CPDF_UniqueKeyGen::Generate(int count, ...) {
+ va_list argList;
+ va_start(argList, count);
+ for (int i = 0; i < count; i++) {
+ int p = va_arg(argList, int);
+ ((FX_DWORD*)m_Key)[i] = p;
+ }
+ va_end(argList);
+ m_KeyLen = count * sizeof(FX_DWORD);
}
-FX_BOOL CPDF_RenderStatus::ProcessText(const CPDF_TextObject* textobj, const CFX_AffineMatrix* pObj2Device, CFX_PathData* pClippingPath)
-{
- if(textobj->m_nChars == 0) {
- return TRUE;
- }
- int text_render_mode = textobj->m_TextState.GetObject()->m_TextMode;
- if (text_render_mode == 3) {
- return TRUE;
- }
- CPDF_Font* pFont = textobj->m_TextState.GetFont();
- if (pFont->GetFontType() == PDFFONT_TYPE3) {
- return ProcessType3Text(textobj, pObj2Device);
- }
- FX_BOOL bFill = FALSE, bStroke = FALSE, bClip = FALSE;
- if (pClippingPath) {
- bClip = TRUE;
- } else {
- switch (text_render_mode) {
- case 0:
- case 4:
- bFill = TRUE;
- break;
- case 1:
- case 5:
- if (pFont->GetFace() == NULL && !(pFont->GetSubstFont()->m_SubstFlags & FXFONT_SUBST_GLYPHPATH)) {
- bFill = TRUE;
- } else {
- bStroke = TRUE;
- }
- break;
- case 2:
- case 6:
- if (pFont->GetFace() == NULL && !(pFont->GetSubstFont()->m_SubstFlags & FXFONT_SUBST_GLYPHPATH)) {
- bFill = TRUE;
- } else {
- bFill = bStroke = TRUE;
- }
- break;
- case 3:
- case 7:
- return TRUE;
- default:
- bFill = TRUE;
- }
- }
- FX_ARGB stroke_argb = 0, fill_argb = 0;
- FX_BOOL bPattern = FALSE;
- if (bStroke) {
- if (textobj->m_ColorState.GetStrokeColor()->IsPattern()) {
- bPattern = TRUE;
+FX_BOOL CPDF_RenderStatus::ProcessText(const CPDF_TextObject* textobj,
+ const CFX_AffineMatrix* pObj2Device,
+ CFX_PathData* pClippingPath) {
+ if (textobj->m_nChars == 0) {
+ return TRUE;
+ }
+ int text_render_mode = textobj->m_TextState.GetObject()->m_TextMode;
+ if (text_render_mode == 3) {
+ return TRUE;
+ }
+ CPDF_Font* pFont = textobj->m_TextState.GetFont();
+ if (pFont->GetFontType() == PDFFONT_TYPE3) {
+ return ProcessType3Text(textobj, pObj2Device);
+ }
+ FX_BOOL bFill = FALSE, bStroke = FALSE, bClip = FALSE;
+ if (pClippingPath) {
+ bClip = TRUE;
+ } else {
+ switch (text_render_mode) {
+ case 0:
+ case 4:
+ bFill = TRUE;
+ break;
+ case 1:
+ case 5:
+ if (pFont->GetFace() == NULL &&
+ !(pFont->GetSubstFont()->m_SubstFlags & FXFONT_SUBST_GLYPHPATH)) {
+ bFill = TRUE;
} else {
- stroke_argb = GetStrokeArgb(textobj);
- }
- }
- if (bFill) {
- if (textobj->m_ColorState.GetFillColor()->IsPattern()) {
- bPattern = TRUE;
+ bStroke = TRUE;
+ }
+ break;
+ case 2:
+ case 6:
+ if (pFont->GetFace() == NULL &&
+ !(pFont->GetSubstFont()->m_SubstFlags & FXFONT_SUBST_GLYPHPATH)) {
+ bFill = TRUE;
} else {
- fill_argb = GetFillArgb(textobj);
+ bFill = bStroke = TRUE;
}
- }
- CFX_AffineMatrix text_matrix;
- textobj->GetTextMatrix(&text_matrix);
- if(IsAvailableMatrix(text_matrix) == FALSE) {
- return TRUE;
- }
- FX_FLOAT font_size = textobj->m_TextState.GetFontSize();
- if (bPattern) {
- DrawTextPathWithPattern(textobj, pObj2Device, pFont, font_size, &text_matrix, bFill, bStroke);
+ break;
+ case 3:
+ case 7:
return TRUE;
+ default:
+ bFill = TRUE;
+ }
+ }
+ FX_ARGB stroke_argb = 0, fill_argb = 0;
+ FX_BOOL bPattern = FALSE;
+ if (bStroke) {
+ if (textobj->m_ColorState.GetStrokeColor()->IsPattern()) {
+ bPattern = TRUE;
+ } else {
+ stroke_argb = GetStrokeArgb(textobj);
}
- if (bClip || bStroke) {
- const CFX_AffineMatrix* pDeviceMatrix = pObj2Device;
- CFX_AffineMatrix device_matrix;
- if (bStroke) {
- const FX_FLOAT* pCTM = textobj->m_TextState.GetObject()->m_CTM;
- if (pCTM[0] != 1.0f || pCTM[3] != 1.0f) {
- CFX_AffineMatrix ctm(pCTM[0], pCTM[1], pCTM[2], pCTM[3], 0, 0);
- text_matrix.ConcatInverse(ctm);
- device_matrix.Copy(ctm);
- device_matrix.Concat(*pObj2Device);
- pDeviceMatrix = &device_matrix;
- }
- }
- int flag = 0;
- if (bStroke && bFill) {
- flag |= FX_FILL_STROKE;
- flag |= FX_STROKE_TEXT_MODE;
- }
- const CPDF_GeneralStateData* pGeneralData = ((CPDF_PageObject*)textobj)->m_GeneralState;
- if (pGeneralData && pGeneralData->m_StrokeAdjust) {
- flag |= FX_STROKE_ADJUST;
- }
- if (m_Options.m_Flags & RENDER_NOTEXTSMOOTH) {
- flag |= FXFILL_NOPATHSMOOTH;
- }
- return CPDF_TextRenderer::DrawTextPath(m_pDevice, textobj->m_nChars, textobj->m_pCharCodes, textobj->m_pCharPos, pFont, font_size,
- &text_matrix, pDeviceMatrix, textobj->m_GraphState, fill_argb, stroke_argb, pClippingPath, flag);
+ }
+ if (bFill) {
+ if (textobj->m_ColorState.GetFillColor()->IsPattern()) {
+ bPattern = TRUE;
+ } else {
+ fill_argb = GetFillArgb(textobj);
}
- text_matrix.Concat(*pObj2Device);
- return CPDF_TextRenderer::DrawNormalText(m_pDevice, textobj->m_nChars, textobj->m_pCharCodes, textobj->m_pCharPos, pFont, font_size,
- &text_matrix, fill_argb, &m_Options);
+ }
+ CFX_AffineMatrix text_matrix;
+ textobj->GetTextMatrix(&text_matrix);
+ if (IsAvailableMatrix(text_matrix) == FALSE) {
+ return TRUE;
+ }
+ FX_FLOAT font_size = textobj->m_TextState.GetFontSize();
+ if (bPattern) {
+ DrawTextPathWithPattern(textobj, pObj2Device, pFont, font_size,
+ &text_matrix, bFill, bStroke);
+ return TRUE;
+ }
+ if (bClip || bStroke) {
+ const CFX_AffineMatrix* pDeviceMatrix = pObj2Device;
+ CFX_AffineMatrix device_matrix;
+ if (bStroke) {
+ const FX_FLOAT* pCTM = textobj->m_TextState.GetObject()->m_CTM;
+ if (pCTM[0] != 1.0f || pCTM[3] != 1.0f) {
+ CFX_AffineMatrix ctm(pCTM[0], pCTM[1], pCTM[2], pCTM[3], 0, 0);
+ text_matrix.ConcatInverse(ctm);
+ device_matrix.Copy(ctm);
+ device_matrix.Concat(*pObj2Device);
+ pDeviceMatrix = &device_matrix;
+ }
+ }
+ int flag = 0;
+ if (bStroke && bFill) {
+ flag |= FX_FILL_STROKE;
+ flag |= FX_STROKE_TEXT_MODE;
+ }
+ const CPDF_GeneralStateData* pGeneralData =
+ ((CPDF_PageObject*)textobj)->m_GeneralState;
+ if (pGeneralData && pGeneralData->m_StrokeAdjust) {
+ flag |= FX_STROKE_ADJUST;
+ }
+ if (m_Options.m_Flags & RENDER_NOTEXTSMOOTH) {
+ flag |= FXFILL_NOPATHSMOOTH;
+ }
+ return CPDF_TextRenderer::DrawTextPath(
+ m_pDevice, textobj->m_nChars, textobj->m_pCharCodes,
+ textobj->m_pCharPos, pFont, font_size, &text_matrix, pDeviceMatrix,
+ textobj->m_GraphState, fill_argb, stroke_argb, pClippingPath, flag);
+ }
+ text_matrix.Concat(*pObj2Device);
+ return CPDF_TextRenderer::DrawNormalText(
+ m_pDevice, textobj->m_nChars, textobj->m_pCharCodes, textobj->m_pCharPos,
+ pFont, font_size, &text_matrix, fill_argb, &m_Options);
}
-CPDF_Type3Cache* CPDF_RenderStatus::GetCachedType3(CPDF_Type3Font* pFont)
-{
- if (pFont->m_pDocument == NULL) {
- return NULL;
- }
- pFont->m_pDocument->GetPageData()->GetFont(pFont->GetFontDict(), FALSE);
- return pFont->m_pDocument->GetRenderData()->GetCachedType3(pFont);
+CPDF_Type3Cache* CPDF_RenderStatus::GetCachedType3(CPDF_Type3Font* pFont) {
+ if (pFont->m_pDocument == NULL) {
+ return NULL;
+ }
+ pFont->m_pDocument->GetPageData()->GetFont(pFont->GetFontDict(), FALSE);
+ return pFont->m_pDocument->GetRenderData()->GetCachedType3(pFont);
}
-static void ReleaseCachedType3(CPDF_Type3Font* pFont)
-{
- if (pFont->m_pDocument == NULL) {
- return;
- }
- pFont->m_pDocument->GetRenderData()->ReleaseCachedType3(pFont);
- pFont->m_pDocument->GetPageData()->ReleaseFont(pFont->GetFontDict());
+static void ReleaseCachedType3(CPDF_Type3Font* pFont) {
+ if (pFont->m_pDocument == NULL) {
+ return;
+ }
+ pFont->m_pDocument->GetRenderData()->ReleaseCachedType3(pFont);
+ pFont->m_pDocument->GetPageData()->ReleaseFont(pFont->GetFontDict());
}
-FX_BOOL CPDF_Type3Char::LoadBitmap(CPDF_RenderContext* pContext)
-{
- if (m_pBitmap != NULL || m_pForm == NULL) {
- return TRUE;
- }
- if (m_pForm->CountObjects() == 1 && !m_bColored) {
- CPDF_PageObject *pPageObj = m_pForm->GetObjectAt(m_pForm->GetFirstObjectPosition());
- if (pPageObj->m_Type == PDFPAGE_IMAGE) {
- CPDF_ImageObject* pImage = (CPDF_ImageObject*)pPageObj;
- m_ImageMatrix = pImage->m_Matrix;
- const CFX_DIBSource* pSource = pImage->m_pImage->LoadDIBSource();
- if (pSource) {
- m_pBitmap = pSource->Clone();
- delete pSource;
- }
- delete m_pForm;
- m_pForm = NULL;
- return TRUE;
- }
- }
- return FALSE;
+FX_BOOL CPDF_Type3Char::LoadBitmap(CPDF_RenderContext* pContext) {
+ if (m_pBitmap != NULL || m_pForm == NULL) {
+ return TRUE;
+ }
+ if (m_pForm->CountObjects() == 1 && !m_bColored) {
+ CPDF_PageObject* pPageObj =
+ m_pForm->GetObjectAt(m_pForm->GetFirstObjectPosition());
+ if (pPageObj->m_Type == PDFPAGE_IMAGE) {
+ CPDF_ImageObject* pImage = (CPDF_ImageObject*)pPageObj;
+ m_ImageMatrix = pImage->m_Matrix;
+ const CFX_DIBSource* pSource = pImage->m_pImage->LoadDIBSource();
+ if (pSource) {
+ m_pBitmap = pSource->Clone();
+ delete pSource;
+ }
+ delete m_pForm;
+ m_pForm = NULL;
+ return TRUE;
+ }
+ }
+ return FALSE;
}
-class CPDF_RefType3Cache
-{
-public:
- CPDF_RefType3Cache(CPDF_Type3Font* pType3Font)
- {
- m_dwCount = 0;
- m_pType3Font = pType3Font;
- }
- ~CPDF_RefType3Cache()
- {
- while(m_dwCount--) {
- ReleaseCachedType3(m_pType3Font);
- }
- }
- FX_DWORD m_dwCount;
- CPDF_Type3Font* m_pType3Font;
+class CPDF_RefType3Cache {
+ public:
+ CPDF_RefType3Cache(CPDF_Type3Font* pType3Font) {
+ m_dwCount = 0;
+ m_pType3Font = pType3Font;
+ }
+ ~CPDF_RefType3Cache() {
+ while (m_dwCount--) {
+ ReleaseCachedType3(m_pType3Font);
+ }
+ }
+ FX_DWORD m_dwCount;
+ CPDF_Type3Font* m_pType3Font;
};
-FX_BOOL CPDF_RenderStatus::ProcessType3Text(const CPDF_TextObject* textobj, const CFX_AffineMatrix* pObj2Device)
-{
- CPDF_Type3Font* pType3Font = textobj->m_TextState.GetFont()->GetType3Font();
- for (int j = 0; j < m_Type3FontCache.GetSize(); j++)
- if ((CPDF_Type3Font*)m_Type3FontCache.GetAt(j) == pType3Font) {
- return TRUE;
- }
- CFX_Matrix dCTM = m_pDevice->GetCTM();
- FX_FLOAT sa = FXSYS_fabs(dCTM.a);
- FX_FLOAT sd = FXSYS_fabs(dCTM.d);
- CFX_AffineMatrix text_matrix;
- textobj->GetTextMatrix(&text_matrix);
- CFX_AffineMatrix char_matrix = pType3Font->GetFontMatrix();
- FX_FLOAT font_size = textobj->m_TextState.GetFontSize();
- char_matrix.Scale(font_size, font_size);
- FX_ARGB fill_argb = GetFillArgb(textobj, TRUE);
- int fill_alpha = FXARGB_A(fill_argb);
- int device_class = m_pDevice->GetDeviceClass();
- FXTEXT_GLYPHPOS* pGlyphAndPos = NULL;
- if (device_class == FXDC_DISPLAY) {
- pGlyphAndPos = FX_Alloc(FXTEXT_GLYPHPOS, textobj->m_nChars);
- } else if (fill_alpha < 255) {
- return FALSE;
- }
- CPDF_RefType3Cache refTypeCache(pType3Font);
- FX_DWORD *pChars = textobj->m_pCharCodes;
- if (textobj->m_nChars == 1) {
- pChars = (FX_DWORD*)(&textobj->m_pCharCodes);
- }
- for (int iChar = 0; iChar < textobj->m_nChars; iChar ++) {
- FX_DWORD charcode = pChars[iChar];
- if (charcode == (FX_DWORD) - 1) {
- continue;
- }
- CPDF_Type3Char* pType3Char = pType3Font->LoadChar(charcode);
- if (pType3Char == NULL) {
+FX_BOOL CPDF_RenderStatus::ProcessType3Text(
+ const CPDF_TextObject* textobj,
+ const CFX_AffineMatrix* pObj2Device) {
+ CPDF_Type3Font* pType3Font = textobj->m_TextState.GetFont()->GetType3Font();
+ for (int j = 0; j < m_Type3FontCache.GetSize(); j++)
+ if ((CPDF_Type3Font*)m_Type3FontCache.GetAt(j) == pType3Font) {
+ return TRUE;
+ }
+ CFX_Matrix dCTM = m_pDevice->GetCTM();
+ FX_FLOAT sa = FXSYS_fabs(dCTM.a);
+ FX_FLOAT sd = FXSYS_fabs(dCTM.d);
+ CFX_AffineMatrix text_matrix;
+ textobj->GetTextMatrix(&text_matrix);
+ CFX_AffineMatrix char_matrix = pType3Font->GetFontMatrix();
+ FX_FLOAT font_size = textobj->m_TextState.GetFontSize();
+ char_matrix.Scale(font_size, font_size);
+ FX_ARGB fill_argb = GetFillArgb(textobj, TRUE);
+ int fill_alpha = FXARGB_A(fill_argb);
+ int device_class = m_pDevice->GetDeviceClass();
+ FXTEXT_GLYPHPOS* pGlyphAndPos = NULL;
+ if (device_class == FXDC_DISPLAY) {
+ pGlyphAndPos = FX_Alloc(FXTEXT_GLYPHPOS, textobj->m_nChars);
+ } else if (fill_alpha < 255) {
+ return FALSE;
+ }
+ CPDF_RefType3Cache refTypeCache(pType3Font);
+ FX_DWORD* pChars = textobj->m_pCharCodes;
+ if (textobj->m_nChars == 1) {
+ pChars = (FX_DWORD*)(&textobj->m_pCharCodes);
+ }
+ for (int iChar = 0; iChar < textobj->m_nChars; iChar++) {
+ FX_DWORD charcode = pChars[iChar];
+ if (charcode == (FX_DWORD)-1) {
+ continue;
+ }
+ CPDF_Type3Char* pType3Char = pType3Font->LoadChar(charcode);
+ if (pType3Char == NULL) {
+ continue;
+ }
+ CFX_AffineMatrix matrix = char_matrix;
+ matrix.e += iChar ? textobj->m_pCharPos[iChar - 1] : 0;
+ matrix.Concat(text_matrix);
+ matrix.Concat(*pObj2Device);
+ if (!pType3Char->LoadBitmap(m_pContext)) {
+ if (pGlyphAndPos) {
+ for (int i = 0; i < iChar; i++) {
+ FXTEXT_GLYPHPOS& glyph = pGlyphAndPos[i];
+ if (glyph.m_pGlyph == NULL) {
continue;
+ }
+ m_pDevice->SetBitMask(&glyph.m_pGlyph->m_Bitmap,
+ glyph.m_OriginX + glyph.m_pGlyph->m_Left,
+ glyph.m_OriginY - glyph.m_pGlyph->m_Top,
+ fill_argb);
}
- CFX_AffineMatrix matrix = char_matrix;
- matrix.e += iChar ? textobj->m_pCharPos[iChar - 1] : 0;
- matrix.Concat(text_matrix);
- matrix.Concat(*pObj2Device);
- if (!pType3Char->LoadBitmap(m_pContext)) {
- if (pGlyphAndPos) {
- for (int i = 0; i < iChar; i ++) {
- FXTEXT_GLYPHPOS& glyph = pGlyphAndPos[i];
- if (glyph.m_pGlyph == NULL) {
- continue;
- }
- m_pDevice->SetBitMask(&glyph.m_pGlyph->m_Bitmap,
- glyph.m_OriginX + glyph.m_pGlyph->m_Left,
- glyph.m_OriginY - glyph.m_pGlyph->m_Top, fill_argb);
- }
- FX_Free(pGlyphAndPos);
- pGlyphAndPos = NULL;
- }
- CPDF_GraphicStates* pStates = CloneObjStates(textobj, FALSE);
- CPDF_RenderOptions Options = m_Options;
- Options.m_Flags |= RENDER_FORCE_HALFTONE | RENDER_RECT_AA;
- Options.m_Flags &= ~RENDER_FORCE_DOWNSAMPLE;
- CPDF_Dictionary* pFormResource = NULL;
- if (pType3Char->m_pForm && pType3Char->m_pForm->m_pFormDict) {
- pFormResource = pType3Char->m_pForm->m_pFormDict->GetDict(FX_BSTRC("Resources"));
- }
- if (fill_alpha == 255) {
- CPDF_RenderStatus status;
- status.Initialize(m_pContext, m_pDevice, NULL, NULL, this, pStates, &Options,
- pType3Char->m_pForm->m_Transparency, m_bDropObjects, pFormResource, FALSE, pType3Char, fill_argb);
- status.m_Type3FontCache.Append(m_Type3FontCache);
- status.m_Type3FontCache.Add(pType3Font);
- m_pDevice->SaveState();
- status.RenderObjectList(pType3Char->m_pForm, &matrix);
- m_pDevice->RestoreState();
- } else {
- CFX_FloatRect rect_f = pType3Char->m_pForm->CalcBoundingBox();
- rect_f.Transform(&matrix);
- FX_RECT rect = rect_f.GetOutterRect();
- CFX_FxgeDevice bitmap_device;
- if (!bitmap_device.Create((int)(rect.Width() * sa), (int)(rect.Height() * sd), FXDIB_Argb)) {
- return TRUE;
- }
- bitmap_device.GetBitmap()->Clear(0);
- CPDF_RenderStatus status;
- status.Initialize(m_pContext, &bitmap_device, NULL, NULL, this, pStates, &Options,
- pType3Char->m_pForm->m_Transparency, m_bDropObjects, pFormResource, FALSE, pType3Char, fill_argb);
- status.m_Type3FontCache.Append(m_Type3FontCache);
- status.m_Type3FontCache.Add(pType3Font);
- matrix.TranslateI(-rect.left, -rect.top);
- matrix.Scale(sa, sd);
- status.RenderObjectList(pType3Char->m_pForm, &matrix);
- m_pDevice->SetDIBits(bitmap_device.GetBitmap(), rect.left, rect.top);
- }
- delete pStates;
- } else if (pType3Char->m_pBitmap) {
- if (device_class == FXDC_DISPLAY) {
- CPDF_Type3Cache* pCache = GetCachedType3(pType3Font);
- refTypeCache.m_dwCount++;
- CFX_GlyphBitmap* pBitmap = pCache->LoadGlyph(charcode, &matrix, sa, sd);
- if (pBitmap == NULL) {
- continue;
- }
- int origin_x = FXSYS_round(matrix.e);
- int origin_y = FXSYS_round(matrix.f);
- if (pGlyphAndPos) {
- pGlyphAndPos[iChar].m_pGlyph = pBitmap;
- pGlyphAndPos[iChar].m_OriginX = origin_x;
- pGlyphAndPos[iChar].m_OriginY = origin_y;
- } else {
- m_pDevice->SetBitMask(&pBitmap->m_Bitmap, origin_x + pBitmap->m_Left, origin_y - pBitmap->m_Top, fill_argb);
- }
- } else {
- CFX_AffineMatrix image_matrix = pType3Char->m_ImageMatrix;
- image_matrix.Concat(matrix);
- CPDF_ImageRenderer renderer;
- if (renderer.Start(this, pType3Char->m_pBitmap, fill_argb, 255, &image_matrix, 0, FALSE)) {
- renderer.Continue(NULL);
- }
- if (!renderer.m_Result) {
- return FALSE;
- }
- }
- }
- }
- if (pGlyphAndPos) {
- FX_RECT rect = FXGE_GetGlyphsBBox(pGlyphAndPos, textobj->m_nChars, 0, sa, sd);
- CFX_DIBitmap bitmap;
- if (!bitmap.Create((int)(rect.Width() * sa), (int)(rect.Height() * sd), FXDIB_8bppMask)) {
- FX_Free(pGlyphAndPos);
- return TRUE;
- }
- bitmap.Clear(0);
- for (int iChar = 0; iChar < textobj->m_nChars; iChar ++) {
- FXTEXT_GLYPHPOS& glyph = pGlyphAndPos[iChar];
- if (glyph.m_pGlyph == NULL) {
- continue;
- }
- bitmap.TransferBitmap((int)((glyph.m_OriginX + glyph.m_pGlyph->m_Left - rect.left) * sa),
- (int)((glyph.m_OriginY - glyph.m_pGlyph->m_Top - rect.top) * sd),
- glyph.m_pGlyph->m_Bitmap.GetWidth(), glyph.m_pGlyph->m_Bitmap.GetHeight(),
- &glyph.m_pGlyph->m_Bitmap, 0, 0);
- }
- m_pDevice->SetBitMask(&bitmap, rect.left, rect.top, fill_argb);
FX_Free(pGlyphAndPos);
- }
- return TRUE;
+ pGlyphAndPos = NULL;
+ }
+ CPDF_GraphicStates* pStates = CloneObjStates(textobj, FALSE);
+ CPDF_RenderOptions Options = m_Options;
+ Options.m_Flags |= RENDER_FORCE_HALFTONE | RENDER_RECT_AA;
+ Options.m_Flags &= ~RENDER_FORCE_DOWNSAMPLE;
+ CPDF_Dictionary* pFormResource = NULL;
+ if (pType3Char->m_pForm && pType3Char->m_pForm->m_pFormDict) {
+ pFormResource =
+ pType3Char->m_pForm->m_pFormDict->GetDict(FX_BSTRC("Resources"));
+ }
+ if (fill_alpha == 255) {
+ CPDF_RenderStatus status;
+ status.Initialize(m_pContext, m_pDevice, NULL, NULL, this, pStates,
+ &Options, pType3Char->m_pForm->m_Transparency,
+ m_bDropObjects, pFormResource, FALSE, pType3Char,
+ fill_argb);
+ status.m_Type3FontCache.Append(m_Type3FontCache);
+ status.m_Type3FontCache.Add(pType3Font);
+ m_pDevice->SaveState();
+ status.RenderObjectList(pType3Char->m_pForm, &matrix);
+ m_pDevice->RestoreState();
+ } else {
+ CFX_FloatRect rect_f = pType3Char->m_pForm->CalcBoundingBox();
+ rect_f.Transform(&matrix);
+ FX_RECT rect = rect_f.GetOutterRect();
+ CFX_FxgeDevice bitmap_device;
+ if (!bitmap_device.Create((int)(rect.Width() * sa),
+ (int)(rect.Height() * sd), FXDIB_Argb)) {
+ return TRUE;
+ }
+ bitmap_device.GetBitmap()->Clear(0);
+ CPDF_RenderStatus status;
+ status.Initialize(m_pContext, &bitmap_device, NULL, NULL, this, pStates,
+ &Options, pType3Char->m_pForm->m_Transparency,
+ m_bDropObjects, pFormResource, FALSE, pType3Char,
+ fill_argb);
+ status.m_Type3FontCache.Append(m_Type3FontCache);
+ status.m_Type3FontCache.Add(pType3Font);
+ matrix.TranslateI(-rect.left, -rect.top);
+ matrix.Scale(sa, sd);
+ status.RenderObjectList(pType3Char->m_pForm, &matrix);
+ m_pDevice->SetDIBits(bitmap_device.GetBitmap(), rect.left, rect.top);
+ }
+ delete pStates;
+ } else if (pType3Char->m_pBitmap) {
+ if (device_class == FXDC_DISPLAY) {
+ CPDF_Type3Cache* pCache = GetCachedType3(pType3Font);
+ refTypeCache.m_dwCount++;
+ CFX_GlyphBitmap* pBitmap = pCache->LoadGlyph(charcode, &matrix, sa, sd);
+ if (pBitmap == NULL) {
+ continue;
+ }
+ int origin_x = FXSYS_round(matrix.e);
+ int origin_y = FXSYS_round(matrix.f);
+ if (pGlyphAndPos) {
+ pGlyphAndPos[iChar].m_pGlyph = pBitmap;
+ pGlyphAndPos[iChar].m_OriginX = origin_x;
+ pGlyphAndPos[iChar].m_OriginY = origin_y;
+ } else {
+ m_pDevice->SetBitMask(&pBitmap->m_Bitmap, origin_x + pBitmap->m_Left,
+ origin_y - pBitmap->m_Top, fill_argb);
+ }
+ } else {
+ CFX_AffineMatrix image_matrix = pType3Char->m_ImageMatrix;
+ image_matrix.Concat(matrix);
+ CPDF_ImageRenderer renderer;
+ if (renderer.Start(this, pType3Char->m_pBitmap, fill_argb, 255,
+ &image_matrix, 0, FALSE)) {
+ renderer.Continue(NULL);
+ }
+ if (!renderer.m_Result) {
+ return FALSE;
+ }
+ }
+ }
+ }
+ if (pGlyphAndPos) {
+ FX_RECT rect =
+ FXGE_GetGlyphsBBox(pGlyphAndPos, textobj->m_nChars, 0, sa, sd);
+ CFX_DIBitmap bitmap;
+ if (!bitmap.Create((int)(rect.Width() * sa), (int)(rect.Height() * sd),
+ FXDIB_8bppMask)) {
+ FX_Free(pGlyphAndPos);
+ return TRUE;
+ }
+ bitmap.Clear(0);
+ for (int iChar = 0; iChar < textobj->m_nChars; iChar++) {
+ FXTEXT_GLYPHPOS& glyph = pGlyphAndPos[iChar];
+ if (glyph.m_pGlyph == NULL) {
+ continue;
+ }
+ bitmap.TransferBitmap(
+ (int)((glyph.m_OriginX + glyph.m_pGlyph->m_Left - rect.left) * sa),
+ (int)((glyph.m_OriginY - glyph.m_pGlyph->m_Top - rect.top) * sd),
+ glyph.m_pGlyph->m_Bitmap.GetWidth(),
+ glyph.m_pGlyph->m_Bitmap.GetHeight(), &glyph.m_pGlyph->m_Bitmap, 0,
+ 0);
+ }
+ m_pDevice->SetBitMask(&bitmap, rect.left, rect.top, fill_argb);
+ FX_Free(pGlyphAndPos);
+ }
+ return TRUE;
}
-class CPDF_CharPosList
-{
-public:
- CPDF_CharPosList();
- ~CPDF_CharPosList();
- void Load(int nChars, FX_DWORD* pCharCodes, FX_FLOAT* pCharPos, CPDF_Font* pFont, FX_FLOAT font_size);
- FXTEXT_CHARPOS* m_pCharPos;
- FX_DWORD m_nChars;
+class CPDF_CharPosList {
+ public:
+ CPDF_CharPosList();
+ ~CPDF_CharPosList();
+ void Load(int nChars,
+ FX_DWORD* pCharCodes,
+ FX_FLOAT* pCharPos,
+ CPDF_Font* pFont,
+ FX_FLOAT font_size);
+ FXTEXT_CHARPOS* m_pCharPos;
+ FX_DWORD m_nChars;
};
FX_FLOAT _CIDTransformToFloat(uint8_t ch);
-CPDF_CharPosList::CPDF_CharPosList()
-{
- m_pCharPos = NULL;
+CPDF_CharPosList::CPDF_CharPosList() {
+ m_pCharPos = NULL;
}
-CPDF_CharPosList::~CPDF_CharPosList()
-{
- if (m_pCharPos) {
- FX_Free(m_pCharPos);
- }
+CPDF_CharPosList::~CPDF_CharPosList() {
+ if (m_pCharPos) {
+ FX_Free(m_pCharPos);
+ }
}
-void CPDF_CharPosList::Load(int nChars, FX_DWORD* pCharCodes, FX_FLOAT* pCharPos, CPDF_Font* pFont,
- FX_FLOAT FontSize)
-{
- m_pCharPos = FX_Alloc(FXTEXT_CHARPOS, nChars);
- m_nChars = 0;
- CPDF_CIDFont* pCIDFont = pFont->GetCIDFont();
- FX_BOOL bVertWriting = pCIDFont && pCIDFont->IsVertWriting();
- for (int iChar = 0; iChar < nChars; iChar ++) {
- FX_DWORD CharCode = nChars == 1 ? (FX_DWORD)(uintptr_t)pCharCodes : pCharCodes[iChar];
- if (CharCode == (FX_DWORD) - 1) {
- continue;
- }
- FX_BOOL bVert = FALSE;
- FXTEXT_CHARPOS& charpos = m_pCharPos[m_nChars++];
- if (pCIDFont) {
- charpos.m_bFontStyle = pCIDFont->IsFontStyleFromCharCode(CharCode);
- }
- charpos.m_GlyphIndex = pFont->GlyphFromCharCode(CharCode, &bVert);
-#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
- charpos.m_ExtGID = pFont->GlyphFromCharCodeExt(CharCode);
+void CPDF_CharPosList::Load(int nChars,
+ FX_DWORD* pCharCodes,
+ FX_FLOAT* pCharPos,
+ CPDF_Font* pFont,
+ FX_FLOAT FontSize) {
+ m_pCharPos = FX_Alloc(FXTEXT_CHARPOS, nChars);
+ m_nChars = 0;
+ CPDF_CIDFont* pCIDFont = pFont->GetCIDFont();
+ FX_BOOL bVertWriting = pCIDFont && pCIDFont->IsVertWriting();
+ for (int iChar = 0; iChar < nChars; iChar++) {
+ FX_DWORD CharCode =
+ nChars == 1 ? (FX_DWORD)(uintptr_t)pCharCodes : pCharCodes[iChar];
+ if (CharCode == (FX_DWORD)-1) {
+ continue;
+ }
+ FX_BOOL bVert = FALSE;
+ FXTEXT_CHARPOS& charpos = m_pCharPos[m_nChars++];
+ if (pCIDFont) {
+ charpos.m_bFontStyle = pCIDFont->IsFontStyleFromCharCode(CharCode);
+ }
+ charpos.m_GlyphIndex = pFont->GlyphFromCharCode(CharCode, &bVert);
+#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
+ charpos.m_ExtGID = pFont->GlyphFromCharCodeExt(CharCode);
#endif
- if (!pFont->IsEmbedded() && pFont->GetFontType() != PDFFONT_CIDFONT) {
- charpos.m_FontCharWidth = pFont->GetCharWidthF(CharCode);
- } else {
- charpos.m_FontCharWidth = 0;
- }
- charpos.m_OriginX = iChar ? pCharPos[iChar - 1] : 0;
- charpos.m_OriginY = 0;
- charpos.m_bGlyphAdjust = FALSE;
- if (pCIDFont == NULL) {
- continue;
- }
- FX_WORD CID = pCIDFont->CIDFromCharCode(CharCode);
- if (bVertWriting) {
- charpos.m_OriginY = charpos.m_OriginX;
- charpos.m_OriginX = 0;
- short vx, vy;
- pCIDFont->GetVertOrigin(CID, vx, vy);
- charpos.m_OriginX -= FontSize * vx / 1000;
- charpos.m_OriginY -= FontSize * vy / 1000;
- }
- const uint8_t* pTransform = pCIDFont->GetCIDTransform(CID);
- if (pTransform && !bVert) {
- charpos.m_AdjustMatrix[0] = _CIDTransformToFloat(pTransform[0]);
- charpos.m_AdjustMatrix[2] = _CIDTransformToFloat(pTransform[2]);
- charpos.m_AdjustMatrix[1] = _CIDTransformToFloat(pTransform[1]);
- charpos.m_AdjustMatrix[3] = _CIDTransformToFloat(pTransform[3]);
- charpos.m_OriginX += _CIDTransformToFloat(pTransform[4]) * FontSize;
- charpos.m_OriginY += _CIDTransformToFloat(pTransform[5]) * FontSize;
- charpos.m_bGlyphAdjust = TRUE;
- }
- }
+ if (!pFont->IsEmbedded() && pFont->GetFontType() != PDFFONT_CIDFONT) {
+ charpos.m_FontCharWidth = pFont->GetCharWidthF(CharCode);
+ } else {
+ charpos.m_FontCharWidth = 0;
+ }
+ charpos.m_OriginX = iChar ? pCharPos[iChar - 1] : 0;
+ charpos.m_OriginY = 0;
+ charpos.m_bGlyphAdjust = FALSE;
+ if (pCIDFont == NULL) {
+ continue;
+ }
+ FX_WORD CID = pCIDFont->CIDFromCharCode(CharCode);
+ if (bVertWriting) {
+ charpos.m_OriginY = charpos.m_OriginX;
+ charpos.m_OriginX = 0;
+ short vx, vy;
+ pCIDFont->GetVertOrigin(CID, vx, vy);
+ charpos.m_OriginX -= FontSize * vx / 1000;
+ charpos.m_OriginY -= FontSize * vy / 1000;
+ }
+ const uint8_t* pTransform = pCIDFont->GetCIDTransform(CID);
+ if (pTransform && !bVert) {
+ charpos.m_AdjustMatrix[0] = _CIDTransformToFloat(pTransform[0]);
+ charpos.m_AdjustMatrix[2] = _CIDTransformToFloat(pTransform[2]);
+ charpos.m_AdjustMatrix[1] = _CIDTransformToFloat(pTransform[1]);
+ charpos.m_AdjustMatrix[3] = _CIDTransformToFloat(pTransform[3]);
+ charpos.m_OriginX += _CIDTransformToFloat(pTransform[4]) * FontSize;
+ charpos.m_OriginY += _CIDTransformToFloat(pTransform[5]) * FontSize;
+ charpos.m_bGlyphAdjust = TRUE;
+ }
+ }
}
-FX_BOOL CPDF_TextRenderer::DrawTextPath(CFX_RenderDevice* pDevice, int nChars, FX_DWORD* pCharCodes, FX_FLOAT* pCharPos,
- CPDF_Font* pFont, FX_FLOAT font_size,
- const CFX_AffineMatrix* pText2User, const CFX_AffineMatrix* pUser2Device,
+FX_BOOL CPDF_TextRenderer::DrawTextPath(CFX_RenderDevice* pDevice,
+ int nChars,
+ FX_DWORD* pCharCodes,
+ FX_FLOAT* pCharPos,
+ CPDF_Font* pFont,
+ FX_FLOAT font_size,
+ const CFX_AffineMatrix* pText2User,
+ const CFX_AffineMatrix* pUser2Device,
const CFX_GraphStateData* pGraphState,
- FX_ARGB fill_argb, FX_ARGB stroke_argb, CFX_PathData* pClippingPath, int nFlag)
-{
- CFX_FontCache* pCache = pFont->m_pDocument ? pFont->m_pDocument->GetRenderData()->GetFontCache() : NULL;
- CPDF_CharPosList CharPosList;
- CharPosList.Load(nChars, pCharCodes, pCharPos, pFont, font_size);
- return pDevice->DrawTextPath(CharPosList.m_nChars, CharPosList.m_pCharPos,
- &pFont->m_Font, pCache, font_size, pText2User, pUser2Device,
- pGraphState, fill_argb, stroke_argb, pClippingPath, nFlag);
+ FX_ARGB fill_argb,
+ FX_ARGB stroke_argb,
+ CFX_PathData* pClippingPath,
+ int nFlag) {
+ CFX_FontCache* pCache =
+ pFont->m_pDocument ? pFont->m_pDocument->GetRenderData()->GetFontCache()
+ : NULL;
+ CPDF_CharPosList CharPosList;
+ CharPosList.Load(nChars, pCharCodes, pCharPos, pFont, font_size);
+ return pDevice->DrawTextPath(CharPosList.m_nChars, CharPosList.m_pCharPos,
+ &pFont->m_Font, pCache, font_size, pText2User,
+ pUser2Device, pGraphState, fill_argb,
+ stroke_argb, pClippingPath, nFlag);
}
-void CPDF_TextRenderer::DrawTextString(CFX_RenderDevice* pDevice, int left, int top, CPDF_Font* pFont, int height,
- const CFX_ByteString& str, FX_ARGB argb)
-{
- FX_RECT font_bbox;
- pFont->GetFontBBox(font_bbox);
- FX_FLOAT font_size = (FX_FLOAT)height * 1000.0f / (FX_FLOAT)(font_bbox.top - font_bbox.bottom);
- FX_FLOAT origin_x = (FX_FLOAT)left;
- FX_FLOAT origin_y = (FX_FLOAT)top + font_size * (FX_FLOAT)font_bbox.top / 1000.0f;
- CFX_AffineMatrix matrix(1.0f, 0, 0, -1.0f, 0, 0);
- DrawTextString(pDevice, origin_x, origin_y, pFont, font_size, &matrix, str, argb);
+void CPDF_TextRenderer::DrawTextString(CFX_RenderDevice* pDevice,
+ int left,
+ int top,
+ CPDF_Font* pFont,
+ int height,
+ const CFX_ByteString& str,
+ FX_ARGB argb) {
+ FX_RECT font_bbox;
+ pFont->GetFontBBox(font_bbox);
+ FX_FLOAT font_size =
+ (FX_FLOAT)height * 1000.0f / (FX_FLOAT)(font_bbox.top - font_bbox.bottom);
+ FX_FLOAT origin_x = (FX_FLOAT)left;
+ FX_FLOAT origin_y =
+ (FX_FLOAT)top + font_size * (FX_FLOAT)font_bbox.top / 1000.0f;
+ CFX_AffineMatrix matrix(1.0f, 0, 0, -1.0f, 0, 0);
+ DrawTextString(pDevice, origin_x, origin_y, pFont, font_size, &matrix, str,
+ argb);
}
-void CPDF_TextRenderer::DrawTextString(CFX_RenderDevice* pDevice, FX_FLOAT origin_x, FX_FLOAT origin_y, CPDF_Font* pFont, FX_FLOAT font_size,
- const CFX_AffineMatrix* pMatrix, const CFX_ByteString& str, FX_ARGB fill_argb,
- FX_ARGB stroke_argb, const CFX_GraphStateData* pGraphState, const CPDF_RenderOptions* pOptions)
-{
- int nChars = pFont->CountChar(str, str.GetLength());
- if (nChars == 0) {
- return;
- }
- FX_DWORD charcode;
- int offset = 0;
- FX_DWORD* pCharCodes;
- FX_FLOAT* pCharPos;
- if (nChars == 1) {
- charcode = pFont->GetNextChar(str, str.GetLength(), offset);
- pCharCodes = (FX_DWORD*)(uintptr_t)charcode;
- pCharPos = NULL;
- } else {
- pCharCodes = FX_Alloc(FX_DWORD, nChars);
- pCharPos = FX_Alloc(FX_FLOAT, nChars - 1);
- FX_FLOAT cur_pos = 0;
- for (int i = 0; i < nChars; i ++) {
- pCharCodes[i] = pFont->GetNextChar(str, str.GetLength(), offset);
- if (i) {
- pCharPos[i - 1] = cur_pos;
- }
- cur_pos += pFont->GetCharWidthF(pCharCodes[i]) * font_size / 1000;
- }
- }
- CFX_AffineMatrix matrix;
- if (pMatrix) {
- matrix = *pMatrix;
- }
- matrix.e = origin_x;
- matrix.f = origin_y;
- if (pFont->GetFontType() == PDFFONT_TYPE3)
- ;
- else if (stroke_argb == 0) {
- DrawNormalText(pDevice, nChars, pCharCodes, pCharPos, pFont, font_size, &matrix, fill_argb, pOptions);
- } else
- DrawTextPath(pDevice, nChars, pCharCodes, pCharPos, pFont, font_size, &matrix, NULL, pGraphState,
- fill_argb, stroke_argb, NULL);
- if (nChars > 1) {
- FX_Free(pCharCodes);
- FX_Free(pCharPos);
- }
+void CPDF_TextRenderer::DrawTextString(CFX_RenderDevice* pDevice,
+ FX_FLOAT origin_x,
+ FX_FLOAT origin_y,
+ CPDF_Font* pFont,
+ FX_FLOAT font_size,
+ const CFX_AffineMatrix* pMatrix,
+ const CFX_ByteString& str,
+ FX_ARGB fill_argb,
+ FX_ARGB stroke_argb,
+ const CFX_GraphStateData* pGraphState,
+ const CPDF_RenderOptions* pOptions) {
+ int nChars = pFont->CountChar(str, str.GetLength());
+ if (nChars == 0) {
+ return;
+ }
+ FX_DWORD charcode;
+ int offset = 0;
+ FX_DWORD* pCharCodes;
+ FX_FLOAT* pCharPos;
+ if (nChars == 1) {
+ charcode = pFont->GetNextChar(str, str.GetLength(), offset);
+ pCharCodes = (FX_DWORD*)(uintptr_t)charcode;
+ pCharPos = NULL;
+ } else {
+ pCharCodes = FX_Alloc(FX_DWORD, nChars);
+ pCharPos = FX_Alloc(FX_FLOAT, nChars - 1);
+ FX_FLOAT cur_pos = 0;
+ for (int i = 0; i < nChars; i++) {
+ pCharCodes[i] = pFont->GetNextChar(str, str.GetLength(), offset);
+ if (i) {
+ pCharPos[i - 1] = cur_pos;
+ }
+ cur_pos += pFont->GetCharWidthF(pCharCodes[i]) * font_size / 1000;
+ }
+ }
+ CFX_AffineMatrix matrix;
+ if (pMatrix) {
+ matrix = *pMatrix;
+ }
+ matrix.e = origin_x;
+ matrix.f = origin_y;
+ if (pFont->GetFontType() == PDFFONT_TYPE3)
+ ;
+ else if (stroke_argb == 0) {
+ DrawNormalText(pDevice, nChars, pCharCodes, pCharPos, pFont, font_size,
+ &matrix, fill_argb, pOptions);
+ } else
+ DrawTextPath(pDevice, nChars, pCharCodes, pCharPos, pFont, font_size,
+ &matrix, NULL, pGraphState, fill_argb, stroke_argb, NULL);
+ if (nChars > 1) {
+ FX_Free(pCharCodes);
+ FX_Free(pCharPos);
+ }
}
-FX_BOOL CPDF_TextRenderer::DrawNormalText(CFX_RenderDevice* pDevice, int nChars, FX_DWORD* pCharCodes, FX_FLOAT* pCharPos,
- CPDF_Font* pFont, FX_FLOAT font_size,
- const CFX_AffineMatrix* pText2Device,
- FX_ARGB fill_argb, const CPDF_RenderOptions* pOptions)
-{
- CFX_FontCache* pCache = pFont->m_pDocument ? pFont->m_pDocument->GetRenderData()->GetFontCache() : NULL;
- CPDF_CharPosList CharPosList;
- CharPosList.Load(nChars, pCharCodes, pCharPos, pFont, font_size);
- int FXGE_flags = 0;
- if (pOptions) {
- FX_DWORD dwFlags = pOptions->m_Flags;
- if (dwFlags & RENDER_CLEARTYPE) {
- FXGE_flags |= FXTEXT_CLEARTYPE;
- if (dwFlags & RENDER_BGR_STRIPE) {
- FXGE_flags |= FXTEXT_BGR_STRIPE;
- }
- }
- if (dwFlags & RENDER_NOTEXTSMOOTH) {
- FXGE_flags |= FXTEXT_NOSMOOTH;
- }
- if (dwFlags & RENDER_PRINTGRAPHICTEXT) {
- FXGE_flags |= FXTEXT_PRINTGRAPHICTEXT;
- }
- if (dwFlags & RENDER_NO_NATIVETEXT) {
- FXGE_flags |= FXTEXT_NO_NATIVETEXT;
- }
- if (dwFlags & RENDER_PRINTIMAGETEXT) {
- FXGE_flags |= FXTEXT_PRINTIMAGETEXT;
- }
- } else {
- FXGE_flags = FXTEXT_CLEARTYPE;
- }
- if (pFont->GetFontType() & PDFFONT_CIDFONT) {
- FXGE_flags |= FXFONT_CIDFONT;
- }
- return pDevice->DrawNormalText(CharPosList.m_nChars, CharPosList.m_pCharPos, &pFont->m_Font, pCache, font_size, pText2Device, fill_argb, FXGE_flags);
+FX_BOOL CPDF_TextRenderer::DrawNormalText(CFX_RenderDevice* pDevice,
+ int nChars,
+ FX_DWORD* pCharCodes,
+ FX_FLOAT* pCharPos,
+ CPDF_Font* pFont,
+ FX_FLOAT font_size,
+ const CFX_AffineMatrix* pText2Device,
+ FX_ARGB fill_argb,
+ const CPDF_RenderOptions* pOptions) {
+ CFX_FontCache* pCache =
+ pFont->m_pDocument ? pFont->m_pDocument->GetRenderData()->GetFontCache()
+ : NULL;
+ CPDF_CharPosList CharPosList;
+ CharPosList.Load(nChars, pCharCodes, pCharPos, pFont, font_size);
+ int FXGE_flags = 0;
+ if (pOptions) {
+ FX_DWORD dwFlags = pOptions->m_Flags;
+ if (dwFlags & RENDER_CLEARTYPE) {
+ FXGE_flags |= FXTEXT_CLEARTYPE;
+ if (dwFlags & RENDER_BGR_STRIPE) {
+ FXGE_flags |= FXTEXT_BGR_STRIPE;
+ }
+ }
+ if (dwFlags & RENDER_NOTEXTSMOOTH) {
+ FXGE_flags |= FXTEXT_NOSMOOTH;
+ }
+ if (dwFlags & RENDER_PRINTGRAPHICTEXT) {
+ FXGE_flags |= FXTEXT_PRINTGRAPHICTEXT;
+ }
+ if (dwFlags & RENDER_NO_NATIVETEXT) {
+ FXGE_flags |= FXTEXT_NO_NATIVETEXT;
+ }
+ if (dwFlags & RENDER_PRINTIMAGETEXT) {
+ FXGE_flags |= FXTEXT_PRINTIMAGETEXT;
+ }
+ } else {
+ FXGE_flags = FXTEXT_CLEARTYPE;
+ }
+ if (pFont->GetFontType() & PDFFONT_CIDFONT) {
+ FXGE_flags |= FXFONT_CIDFONT;
+ }
+ return pDevice->DrawNormalText(CharPosList.m_nChars, CharPosList.m_pCharPos,
+ &pFont->m_Font, pCache, font_size,
+ pText2Device, fill_argb, FXGE_flags);
}
-void CPDF_RenderStatus::DrawTextPathWithPattern(const CPDF_TextObject* textobj, const CFX_AffineMatrix* pObj2Device,
- CPDF_Font* pFont, FX_FLOAT font_size,
- const CFX_AffineMatrix* pTextMatrix, FX_BOOL bFill, FX_BOOL bStroke)
-{
- if (!bStroke) {
- CPDF_PathObject path;
- CPDF_TextObject* pCopy = new CPDF_TextObject;
- pCopy->Copy(textobj);
- path.m_bStroke = FALSE;
- path.m_FillType = FXFILL_WINDING;
- path.m_ClipPath.AppendTexts(&pCopy, 1);
- path.m_ColorState = textobj->m_ColorState;
- path.m_Path.New()->AppendRect(textobj->m_Left, textobj->m_Bottom, textobj->m_Right, textobj->m_Top);
- path.m_Left = textobj->m_Left;
- path.m_Bottom = textobj->m_Bottom;
- path.m_Right = textobj->m_Right;
- path.m_Top = textobj->m_Top;
- RenderSingleObject(&path, pObj2Device);
- return;
- }
- CFX_FontCache* pCache;
- if (pFont->m_pDocument) {
- pCache = pFont->m_pDocument->GetRenderData()->GetFontCache();
- } else {
- pCache = CFX_GEModule::Get()->GetFontCache();
- }
- CFX_FaceCache* pFaceCache = pCache->GetCachedFace(&pFont->m_Font);
- FX_FONTCACHE_DEFINE(pCache, &pFont->m_Font);
- CPDF_CharPosList CharPosList;
- CharPosList.Load(textobj->m_nChars, textobj->m_pCharCodes, textobj->m_pCharPos, pFont, font_size);
- for (FX_DWORD i = 0; i < CharPosList.m_nChars; i ++) {
- FXTEXT_CHARPOS& charpos = CharPosList.m_pCharPos[i];
- const CFX_PathData* pPath = pFaceCache->LoadGlyphPath(&pFont->m_Font, charpos.m_GlyphIndex,
- charpos.m_FontCharWidth);
- if (pPath == NULL) {
- continue;
- }
- CPDF_PathObject path;
- path.m_GraphState = textobj->m_GraphState;
- path.m_ColorState = textobj->m_ColorState;
- CFX_AffineMatrix matrix;
- if (charpos.m_bGlyphAdjust)
- matrix.Set(charpos.m_AdjustMatrix[0], charpos.m_AdjustMatrix[1],
- charpos.m_AdjustMatrix[2], charpos.m_AdjustMatrix[3], 0, 0);
- matrix.Concat(font_size, 0, 0, font_size, charpos.m_OriginX, charpos.m_OriginY);
- path.m_Path.New()->Append(pPath, &matrix);
- path.m_Matrix = *pTextMatrix;
- path.m_bStroke = bStroke;
- path.m_FillType = bFill ? FXFILL_WINDING : 0;
- path.CalcBoundingBox();
- ProcessPath(&path, pObj2Device);
- }
+void CPDF_RenderStatus::DrawTextPathWithPattern(
+ const CPDF_TextObject* textobj,
+ const CFX_AffineMatrix* pObj2Device,
+ CPDF_Font* pFont,
+ FX_FLOAT font_size,
+ const CFX_AffineMatrix* pTextMatrix,
+ FX_BOOL bFill,
+ FX_BOOL bStroke) {
+ if (!bStroke) {
+ CPDF_PathObject path;
+ CPDF_TextObject* pCopy = new CPDF_TextObject;
+ pCopy->Copy(textobj);
+ path.m_bStroke = FALSE;
+ path.m_FillType = FXFILL_WINDING;
+ path.m_ClipPath.AppendTexts(&pCopy, 1);
+ path.m_ColorState = textobj->m_ColorState;
+ path.m_Path.New()->AppendRect(textobj->m_Left, textobj->m_Bottom,
+ textobj->m_Right, textobj->m_Top);
+ path.m_Left = textobj->m_Left;
+ path.m_Bottom = textobj->m_Bottom;
+ path.m_Right = textobj->m_Right;
+ path.m_Top = textobj->m_Top;
+ RenderSingleObject(&path, pObj2Device);
+ return;
+ }
+ CFX_FontCache* pCache;
+ if (pFont->m_pDocument) {
+ pCache = pFont->m_pDocument->GetRenderData()->GetFontCache();
+ } else {
+ pCache = CFX_GEModule::Get()->GetFontCache();
+ }
+ CFX_FaceCache* pFaceCache = pCache->GetCachedFace(&pFont->m_Font);
+ FX_FONTCACHE_DEFINE(pCache, &pFont->m_Font);
+ CPDF_CharPosList CharPosList;
+ CharPosList.Load(textobj->m_nChars, textobj->m_pCharCodes,
+ textobj->m_pCharPos, pFont, font_size);
+ for (FX_DWORD i = 0; i < CharPosList.m_nChars; i++) {
+ FXTEXT_CHARPOS& charpos = CharPosList.m_pCharPos[i];
+ const CFX_PathData* pPath = pFaceCache->LoadGlyphPath(
+ &pFont->m_Font, charpos.m_GlyphIndex, charpos.m_FontCharWidth);
+ if (pPath == NULL) {
+ continue;
+ }
+ CPDF_PathObject path;
+ path.m_GraphState = textobj->m_GraphState;
+ path.m_ColorState = textobj->m_ColorState;
+ CFX_AffineMatrix matrix;
+ if (charpos.m_bGlyphAdjust)
+ matrix.Set(charpos.m_AdjustMatrix[0], charpos.m_AdjustMatrix[1],
+ charpos.m_AdjustMatrix[2], charpos.m_AdjustMatrix[3], 0, 0);
+ matrix.Concat(font_size, 0, 0, font_size, charpos.m_OriginX,
+ charpos.m_OriginY);
+ path.m_Path.New()->Append(pPath, &matrix);
+ path.m_Matrix = *pTextMatrix;
+ path.m_bStroke = bStroke;
+ path.m_FillType = bFill ? FXFILL_WINDING : 0;
+ path.CalcBoundingBox();
+ ProcessPath(&path, pObj2Device);
+ }
}
-CFX_PathData* CPDF_Font::LoadGlyphPath(FX_DWORD charcode, int dest_width)
-{
- int glyph_index = GlyphFromCharCode(charcode);
- if (m_Font.m_Face == NULL) {
- return NULL;
- }
- return m_Font.LoadGlyphPath(glyph_index, dest_width);
+CFX_PathData* CPDF_Font::LoadGlyphPath(FX_DWORD charcode, int dest_width) {
+ int glyph_index = GlyphFromCharCode(charcode);
+ if (m_Font.m_Face == NULL) {
+ return NULL;
+ }
+ return m_Font.LoadGlyphPath(glyph_index, dest_width);
}
diff --git a/core/src/fpdfapi/fpdf_render/render_int.h b/core/src/fpdfapi/fpdf_render/render_int.h
index e5fb831a63..d6b314d853 100644
--- a/core/src/fpdfapi/fpdf_render/render_int.h
+++ b/core/src/fpdfapi/fpdf_render/render_int.h
@@ -13,463 +13,582 @@
#include "../../../include/fpdfapi/fpdf_pageobj.h"
class CPDF_QuickStretcher;
-#define TYPE3_MAX_BLUES 16
-class CPDF_Type3Glyphs
-{
-public:
- CPDF_Type3Glyphs()
- {
- m_GlyphMap.InitHashTable(253);
- m_TopBlueCount = m_BottomBlueCount = 0;
- }
- ~CPDF_Type3Glyphs();
- CFX_MapPtrToPtr m_GlyphMap;
- void AdjustBlue(FX_FLOAT top, FX_FLOAT bottom, int& top_line, int& bottom_line);
+#define TYPE3_MAX_BLUES 16
+class CPDF_Type3Glyphs {
+ public:
+ CPDF_Type3Glyphs() {
+ m_GlyphMap.InitHashTable(253);
+ m_TopBlueCount = m_BottomBlueCount = 0;
+ }
+ ~CPDF_Type3Glyphs();
+ CFX_MapPtrToPtr m_GlyphMap;
+ void AdjustBlue(FX_FLOAT top,
+ FX_FLOAT bottom,
+ int& top_line,
+ int& bottom_line);
- int m_TopBlue[TYPE3_MAX_BLUES], m_BottomBlue[TYPE3_MAX_BLUES];
- int m_TopBlueCount, m_BottomBlueCount;
+ int m_TopBlue[TYPE3_MAX_BLUES], m_BottomBlue[TYPE3_MAX_BLUES];
+ int m_TopBlueCount, m_BottomBlueCount;
};
class CFX_GlyphBitmap;
-class CPDF_Type3Cache
-{
-public:
- CPDF_Type3Cache(CPDF_Type3Font* pFont)
- {
- m_pFont = pFont;
- }
- ~CPDF_Type3Cache();
- CFX_GlyphBitmap* LoadGlyph(FX_DWORD charcode, const CFX_AffineMatrix* pMatrix, FX_FLOAT retinaScaleX = 1.0f, FX_FLOAT retinaScaleY = 1.0f);
-protected:
- CFX_GlyphBitmap* RenderGlyph(CPDF_Type3Glyphs* pSize, FX_DWORD charcode, const CFX_AffineMatrix* pMatrix, FX_FLOAT retinaScaleX = 1.0f, FX_FLOAT retinaScaleY = 1.0f);
- CPDF_Type3Font* m_pFont;
- CFX_MapByteStringToPtr m_SizeMap;
+class CPDF_Type3Cache {
+ public:
+ CPDF_Type3Cache(CPDF_Type3Font* pFont) { m_pFont = pFont; }
+ ~CPDF_Type3Cache();
+ CFX_GlyphBitmap* LoadGlyph(FX_DWORD charcode,
+ const CFX_AffineMatrix* pMatrix,
+ FX_FLOAT retinaScaleX = 1.0f,
+ FX_FLOAT retinaScaleY = 1.0f);
+
+ protected:
+ CFX_GlyphBitmap* RenderGlyph(CPDF_Type3Glyphs* pSize,
+ FX_DWORD charcode,
+ const CFX_AffineMatrix* pMatrix,
+ FX_FLOAT retinaScaleX = 1.0f,
+ FX_FLOAT retinaScaleY = 1.0f);
+ CPDF_Type3Font* m_pFont;
+ CFX_MapByteStringToPtr m_SizeMap;
};
-class CPDF_TransferFunc
-{
-public:
- CPDF_Document* m_pPDFDoc;
- uint8_t m_Samples[256 * 3];
- FX_BOOL m_bIdentity;
+class CPDF_TransferFunc {
+ public:
+ CPDF_Document* m_pPDFDoc;
+ uint8_t m_Samples[256 * 3];
+ FX_BOOL m_bIdentity;
- CFX_DIBSource* TranslateImage(const CFX_DIBSource* pSrc, FX_BOOL bAutoDropSrc);
- FX_COLORREF TranslateColor(FX_COLORREF src);
+ CFX_DIBSource* TranslateImage(const CFX_DIBSource* pSrc,
+ FX_BOOL bAutoDropSrc);
+ FX_COLORREF TranslateColor(FX_COLORREF src);
};
-class CPDF_DocRenderData
-{
-public:
- CPDF_DocRenderData(CPDF_Document* pPDFDoc = NULL);
- ~CPDF_DocRenderData();
- CPDF_Type3Cache* GetCachedType3(CPDF_Type3Font* pFont);
- CPDF_TransferFunc* GetTransferFunc(CPDF_Object* pObj);
- CFX_FontCache* GetFontCache()
- {
- return m_pFontCache;
- }
- void Clear(FX_BOOL bRelease = FALSE);
- void ReleaseCachedType3(CPDF_Type3Font* pFont);
- void ReleaseTransferFunc(CPDF_Object* pObj);
-private:
- using CPDF_Type3CacheMap =
- std::map<CPDF_Font*, CPDF_CountedObject<CPDF_Type3Cache>*>;
- using CPDF_TransferFuncMap =
- std::map<CPDF_Object*, CPDF_CountedObject<CPDF_TransferFunc>*> ;
+class CPDF_DocRenderData {
+ public:
+ CPDF_DocRenderData(CPDF_Document* pPDFDoc = NULL);
+ ~CPDF_DocRenderData();
+ CPDF_Type3Cache* GetCachedType3(CPDF_Type3Font* pFont);
+ CPDF_TransferFunc* GetTransferFunc(CPDF_Object* pObj);
+ CFX_FontCache* GetFontCache() { return m_pFontCache; }
+ void Clear(FX_BOOL bRelease = FALSE);
+ void ReleaseCachedType3(CPDF_Type3Font* pFont);
+ void ReleaseTransferFunc(CPDF_Object* pObj);
+
+ private:
+ using CPDF_Type3CacheMap =
+ std::map<CPDF_Font*, CPDF_CountedObject<CPDF_Type3Cache>*>;
+ using CPDF_TransferFuncMap =
+ std::map<CPDF_Object*, CPDF_CountedObject<CPDF_TransferFunc>*>;
- CPDF_Document* m_pPDFDoc;
- CFX_FontCache* m_pFontCache;
- CPDF_Type3CacheMap m_Type3FaceMap;
- CPDF_TransferFuncMap m_TransferFuncMap;
+ CPDF_Document* m_pPDFDoc;
+ CFX_FontCache* m_pFontCache;
+ CPDF_Type3CacheMap m_Type3FaceMap;
+ CPDF_TransferFuncMap m_TransferFuncMap;
};
struct _PDF_RenderItem {
-public:
- CPDF_PageObjects* m_pObjectList;
- CFX_AffineMatrix m_Matrix;
+ public:
+ CPDF_PageObjects* m_pObjectList;
+ CFX_AffineMatrix m_Matrix;
};
-typedef CFX_ArrayTemplate<_PDF_RenderItem> CPDF_RenderLayer;
-class IPDF_ObjectRenderer
-{
-public:
- static IPDF_ObjectRenderer* Create(int type);
- virtual ~IPDF_ObjectRenderer() {}
- virtual FX_BOOL Start(CPDF_RenderStatus* pRenderStatus, const CPDF_PageObject* pObj, const CFX_AffineMatrix* pObj2Device, FX_BOOL bStdCS, int blendType = FXDIB_BLEND_NORMAL) = 0;
- virtual FX_BOOL Continue(IFX_Pause* pPause) = 0;
- FX_BOOL m_Result;
+typedef CFX_ArrayTemplate<_PDF_RenderItem> CPDF_RenderLayer;
+class IPDF_ObjectRenderer {
+ public:
+ static IPDF_ObjectRenderer* Create(int type);
+ virtual ~IPDF_ObjectRenderer() {}
+ virtual FX_BOOL Start(CPDF_RenderStatus* pRenderStatus,
+ const CPDF_PageObject* pObj,
+ const CFX_AffineMatrix* pObj2Device,
+ FX_BOOL bStdCS,
+ int blendType = FXDIB_BLEND_NORMAL) = 0;
+ virtual FX_BOOL Continue(IFX_Pause* pPause) = 0;
+ FX_BOOL m_Result;
};
-class CPDF_RenderStatus
-{
-public:
- CPDF_RenderStatus();
- ~CPDF_RenderStatus();
- FX_BOOL Initialize(class CPDF_RenderContext* pContext, CFX_RenderDevice* pDevice, const CFX_AffineMatrix* pDeviceMatrix,
- const CPDF_PageObject* pStopObj, const CPDF_RenderStatus* pParentStatus,
- const CPDF_GraphicStates* pInitialStates, const CPDF_RenderOptions* pOptions,
- int transparency, FX_BOOL bDropObjects, CPDF_Dictionary* pFormResource = NULL,
- FX_BOOL bStdCS = FALSE, CPDF_Type3Char* pType3Char = NULL, FX_ARGB fill_color = 0,
- FX_DWORD GroupFamily = 0, FX_BOOL bLoadMask = FALSE);
- void RenderObjectList(const CPDF_PageObjects* pObjs, const CFX_AffineMatrix* pObj2Device);
- void RenderSingleObject(const CPDF_PageObject* pObj, const CFX_AffineMatrix* pObj2Device);
- FX_BOOL ContinueSingleObject(const CPDF_PageObject* pObj, const CFX_AffineMatrix* pObj2Device, IFX_Pause* pPause);
- CPDF_RenderOptions m_Options;
- CPDF_Dictionary* m_pFormResource;
- CPDF_Dictionary* m_pPageResource;
- CFX_PtrArray m_Type3FontCache;
- CPDF_RenderContext* GetContext()
- {
- return m_pContext;
- }
-protected:
- friend class CPDF_ImageRenderer;
- friend class CPDF_RenderContext;
- void ProcessClipPath(CPDF_ClipPath ClipPath, const CFX_AffineMatrix* pObj2Device);
- void DrawClipPath(CPDF_ClipPath ClipPath, const CFX_AffineMatrix* pObj2Device);
- FX_BOOL ProcessTransparency(const CPDF_PageObject* PageObj, const CFX_AffineMatrix* pObj2Device);
- void ProcessObjectNoClip(const CPDF_PageObject* PageObj, const CFX_AffineMatrix* pObj2Device);
- void DrawObjWithBackground(const CPDF_PageObject* pObj, const CFX_AffineMatrix* pObj2Device);
- FX_BOOL DrawObjWithBlend(const CPDF_PageObject* pObj, const CFX_AffineMatrix* pObj2Device);
- FX_BOOL ProcessPath(CPDF_PathObject* pPathObj, const CFX_AffineMatrix* pObj2Device);
- void ProcessPathPattern(CPDF_PathObject* pPathObj, const CFX_AffineMatrix* pObj2Device, int& filltype, FX_BOOL& bStroke);
- void DrawPathWithPattern(CPDF_PathObject* pPathObj, const CFX_AffineMatrix* pObj2Device, CPDF_Color* pColor, FX_BOOL bStroke);
- void DrawTilingPattern(CPDF_TilingPattern* pPattern, CPDF_PageObject* pPageObj, const CFX_AffineMatrix* pObj2Device, FX_BOOL bStroke);
- void DrawShadingPattern(CPDF_ShadingPattern* pPattern, CPDF_PageObject* pPageObj, const CFX_AffineMatrix* pObj2Device, FX_BOOL bStroke);
- FX_BOOL SelectClipPath(CPDF_PathObject* pPathObj, const CFX_AffineMatrix* pObj2Device, FX_BOOL bStroke);
- FX_BOOL ProcessImage(CPDF_ImageObject* pImageObj, const CFX_AffineMatrix* pObj2Device);
- FX_BOOL OutputBitmapAlpha(CPDF_ImageObject* pImageObj, const CFX_AffineMatrix* pImage2Device);
- FX_BOOL OutputImage(CPDF_ImageObject* pImageObj, const CFX_AffineMatrix* pImage2Device);
- FX_BOOL OutputDIBSource(const CFX_DIBSource* pOutputBitmap, FX_ARGB fill_argb, int bitmap_alpha,
- const CFX_AffineMatrix* pImage2Device, CPDF_ImageCache* pImageCache, FX_DWORD flags);
- void CompositeDIBitmap(CFX_DIBitmap* pDIBitmap, int left, int top, FX_ARGB mask_argb,
- int bitmap_alpha, int blend_mode, int bIsolated);
- FX_BOOL ProcessShading(CPDF_ShadingObject* pShadingObj, const CFX_AffineMatrix* pObj2Device);
- void DrawShading(CPDF_ShadingPattern* pPattern, CFX_AffineMatrix* pMatrix, FX_RECT& clip_rect,
- int alpha, FX_BOOL bAlphaMode);
- FX_BOOL ProcessType3Text(const CPDF_TextObject* textobj, const CFX_AffineMatrix* pObj2Device);
- FX_BOOL ProcessText(const CPDF_TextObject* textobj, const CFX_AffineMatrix* pObj2Device, CFX_PathData* pClippingPath);
- void DrawTextPathWithPattern(const CPDF_TextObject* textobj, const CFX_AffineMatrix* pObj2Device,
- CPDF_Font* pFont, FX_FLOAT font_size,
- const CFX_AffineMatrix* pTextMatrix, FX_BOOL bFill, FX_BOOL bStroke);
- FX_BOOL ProcessForm(CPDF_FormObject* pFormObj, const CFX_AffineMatrix* pObj2Device);
- CFX_DIBitmap* GetBackdrop(const CPDF_PageObject* pObj, const FX_RECT& rect, int& left, int& top,
- FX_BOOL bBackAlphaRequired);
- CFX_DIBitmap* LoadSMask(CPDF_Dictionary* pSMaskDict, FX_RECT* pClipRect, const CFX_AffineMatrix* pMatrix);
- void Init(CPDF_RenderContext* pParent);
- static class CPDF_Type3Cache* GetCachedType3(CPDF_Type3Font* pFont);
- static CPDF_GraphicStates* CloneObjStates(const CPDF_GraphicStates* pPathObj, FX_BOOL bStroke);
- CPDF_TransferFunc* GetTransferFunc(CPDF_Object* pObject) const;
- FX_ARGB GetFillArgb(const CPDF_PageObject* pObj, FX_BOOL bType3 = FALSE) const;
- FX_ARGB GetStrokeArgb(const CPDF_PageObject* pObj) const;
- CPDF_RenderContext* m_pContext;
- FX_BOOL m_bStopped;
- void DitherObjectArea(const CPDF_PageObject* pObj, const CFX_AffineMatrix* pObj2Device);
- FX_BOOL GetObjectClippedRect(const CPDF_PageObject* pObj, const CFX_AffineMatrix* pObj2Device, FX_BOOL bLogical, FX_RECT &rect) const;
- void GetScaledMatrix(CFX_Matrix &matrix) const;
+class CPDF_RenderStatus {
+ public:
+ CPDF_RenderStatus();
+ ~CPDF_RenderStatus();
+ FX_BOOL Initialize(class CPDF_RenderContext* pContext,
+ CFX_RenderDevice* pDevice,
+ const CFX_AffineMatrix* pDeviceMatrix,
+ const CPDF_PageObject* pStopObj,
+ const CPDF_RenderStatus* pParentStatus,
+ const CPDF_GraphicStates* pInitialStates,
+ const CPDF_RenderOptions* pOptions,
+ int transparency,
+ FX_BOOL bDropObjects,
+ CPDF_Dictionary* pFormResource = NULL,
+ FX_BOOL bStdCS = FALSE,
+ CPDF_Type3Char* pType3Char = NULL,
+ FX_ARGB fill_color = 0,
+ FX_DWORD GroupFamily = 0,
+ FX_BOOL bLoadMask = FALSE);
+ void RenderObjectList(const CPDF_PageObjects* pObjs,
+ const CFX_AffineMatrix* pObj2Device);
+ void RenderSingleObject(const CPDF_PageObject* pObj,
+ const CFX_AffineMatrix* pObj2Device);
+ FX_BOOL ContinueSingleObject(const CPDF_PageObject* pObj,
+ const CFX_AffineMatrix* pObj2Device,
+ IFX_Pause* pPause);
+ CPDF_RenderOptions m_Options;
+ CPDF_Dictionary* m_pFormResource;
+ CPDF_Dictionary* m_pPageResource;
+ CFX_PtrArray m_Type3FontCache;
+ CPDF_RenderContext* GetContext() { return m_pContext; }
+
+ protected:
+ friend class CPDF_ImageRenderer;
+ friend class CPDF_RenderContext;
+ void ProcessClipPath(CPDF_ClipPath ClipPath,
+ const CFX_AffineMatrix* pObj2Device);
+ void DrawClipPath(CPDF_ClipPath ClipPath,
+ const CFX_AffineMatrix* pObj2Device);
+ FX_BOOL ProcessTransparency(const CPDF_PageObject* PageObj,
+ const CFX_AffineMatrix* pObj2Device);
+ void ProcessObjectNoClip(const CPDF_PageObject* PageObj,
+ const CFX_AffineMatrix* pObj2Device);
+ void DrawObjWithBackground(const CPDF_PageObject* pObj,
+ const CFX_AffineMatrix* pObj2Device);
+ FX_BOOL DrawObjWithBlend(const CPDF_PageObject* pObj,
+ const CFX_AffineMatrix* pObj2Device);
+ FX_BOOL ProcessPath(CPDF_PathObject* pPathObj,
+ const CFX_AffineMatrix* pObj2Device);
+ void ProcessPathPattern(CPDF_PathObject* pPathObj,
+ const CFX_AffineMatrix* pObj2Device,
+ int& filltype,
+ FX_BOOL& bStroke);
+ void DrawPathWithPattern(CPDF_PathObject* pPathObj,
+ const CFX_AffineMatrix* pObj2Device,
+ CPDF_Color* pColor,
+ FX_BOOL bStroke);
+ void DrawTilingPattern(CPDF_TilingPattern* pPattern,
+ CPDF_PageObject* pPageObj,
+ const CFX_AffineMatrix* pObj2Device,
+ FX_BOOL bStroke);
+ void DrawShadingPattern(CPDF_ShadingPattern* pPattern,
+ CPDF_PageObject* pPageObj,
+ const CFX_AffineMatrix* pObj2Device,
+ FX_BOOL bStroke);
+ FX_BOOL SelectClipPath(CPDF_PathObject* pPathObj,
+ const CFX_AffineMatrix* pObj2Device,
+ FX_BOOL bStroke);
+ FX_BOOL ProcessImage(CPDF_ImageObject* pImageObj,
+ const CFX_AffineMatrix* pObj2Device);
+ FX_BOOL OutputBitmapAlpha(CPDF_ImageObject* pImageObj,
+ const CFX_AffineMatrix* pImage2Device);
+ FX_BOOL OutputImage(CPDF_ImageObject* pImageObj,
+ const CFX_AffineMatrix* pImage2Device);
+ FX_BOOL OutputDIBSource(const CFX_DIBSource* pOutputBitmap,
+ FX_ARGB fill_argb,
+ int bitmap_alpha,
+ const CFX_AffineMatrix* pImage2Device,
+ CPDF_ImageCache* pImageCache,
+ FX_DWORD flags);
+ void CompositeDIBitmap(CFX_DIBitmap* pDIBitmap,
+ int left,
+ int top,
+ FX_ARGB mask_argb,
+ int bitmap_alpha,
+ int blend_mode,
+ int bIsolated);
+ FX_BOOL ProcessShading(CPDF_ShadingObject* pShadingObj,
+ const CFX_AffineMatrix* pObj2Device);
+ void DrawShading(CPDF_ShadingPattern* pPattern,
+ CFX_AffineMatrix* pMatrix,
+ FX_RECT& clip_rect,
+ int alpha,
+ FX_BOOL bAlphaMode);
+ FX_BOOL ProcessType3Text(const CPDF_TextObject* textobj,
+ const CFX_AffineMatrix* pObj2Device);
+ FX_BOOL ProcessText(const CPDF_TextObject* textobj,
+ const CFX_AffineMatrix* pObj2Device,
+ CFX_PathData* pClippingPath);
+ void DrawTextPathWithPattern(const CPDF_TextObject* textobj,
+ const CFX_AffineMatrix* pObj2Device,
+ CPDF_Font* pFont,
+ FX_FLOAT font_size,
+ const CFX_AffineMatrix* pTextMatrix,
+ FX_BOOL bFill,
+ FX_BOOL bStroke);
+ FX_BOOL ProcessForm(CPDF_FormObject* pFormObj,
+ const CFX_AffineMatrix* pObj2Device);
+ CFX_DIBitmap* GetBackdrop(const CPDF_PageObject* pObj,
+ const FX_RECT& rect,
+ int& left,
+ int& top,
+ FX_BOOL bBackAlphaRequired);
+ CFX_DIBitmap* LoadSMask(CPDF_Dictionary* pSMaskDict,
+ FX_RECT* pClipRect,
+ const CFX_AffineMatrix* pMatrix);
+ void Init(CPDF_RenderContext* pParent);
+ static class CPDF_Type3Cache* GetCachedType3(CPDF_Type3Font* pFont);
+ static CPDF_GraphicStates* CloneObjStates(const CPDF_GraphicStates* pPathObj,
+ FX_BOOL bStroke);
+ CPDF_TransferFunc* GetTransferFunc(CPDF_Object* pObject) const;
+ FX_ARGB GetFillArgb(const CPDF_PageObject* pObj,
+ FX_BOOL bType3 = FALSE) const;
+ FX_ARGB GetStrokeArgb(const CPDF_PageObject* pObj) const;
+ CPDF_RenderContext* m_pContext;
+ FX_BOOL m_bStopped;
+ void DitherObjectArea(const CPDF_PageObject* pObj,
+ const CFX_AffineMatrix* pObj2Device);
+ FX_BOOL GetObjectClippedRect(const CPDF_PageObject* pObj,
+ const CFX_AffineMatrix* pObj2Device,
+ FX_BOOL bLogical,
+ FX_RECT& rect) const;
+ void GetScaledMatrix(CFX_Matrix& matrix) const;
-protected:
- static const int kRenderMaxRecursionDepth = 64;
- static int s_CurrentRecursionDepth;
+ protected:
+ static const int kRenderMaxRecursionDepth = 64;
+ static int s_CurrentRecursionDepth;
- CFX_RenderDevice* m_pDevice;
- CFX_AffineMatrix m_DeviceMatrix;
- CPDF_ClipPath m_LastClipPath;
- const CPDF_PageObject* m_pCurObj;
- const CPDF_PageObject* m_pStopObj;
- CPDF_GraphicStates m_InitialStates;
- int m_HalftoneLimit;
- IPDF_ObjectRenderer* m_pObjectRenderer;
- FX_BOOL m_bPrint;
- int m_Transparency;
- int m_DitherBits;
- FX_BOOL m_bDropObjects;
- FX_BOOL m_bStdCS;
- FX_DWORD m_GroupFamily;
- FX_BOOL m_bLoadMask;
- CPDF_Type3Char * m_pType3Char;
- FX_ARGB m_T3FillColor;
- int m_curBlend;
+ CFX_RenderDevice* m_pDevice;
+ CFX_AffineMatrix m_DeviceMatrix;
+ CPDF_ClipPath m_LastClipPath;
+ const CPDF_PageObject* m_pCurObj;
+ const CPDF_PageObject* m_pStopObj;
+ CPDF_GraphicStates m_InitialStates;
+ int m_HalftoneLimit;
+ IPDF_ObjectRenderer* m_pObjectRenderer;
+ FX_BOOL m_bPrint;
+ int m_Transparency;
+ int m_DitherBits;
+ FX_BOOL m_bDropObjects;
+ FX_BOOL m_bStdCS;
+ FX_DWORD m_GroupFamily;
+ FX_BOOL m_bLoadMask;
+ CPDF_Type3Char* m_pType3Char;
+ FX_ARGB m_T3FillColor;
+ int m_curBlend;
};
-class CPDF_ImageLoader
-{
-public:
- CPDF_ImageLoader()
- {
- m_pBitmap = NULL;
- m_pMask = NULL;
- m_MatteColor = 0;
- m_bCached = FALSE;
- m_nDownsampleWidth = 0;
- m_nDownsampleHeight = 0;
- }
+class CPDF_ImageLoader {
+ public:
+ CPDF_ImageLoader() {
+ m_pBitmap = NULL;
+ m_pMask = NULL;
+ m_MatteColor = 0;
+ m_bCached = FALSE;
+ m_nDownsampleWidth = 0;
+ m_nDownsampleHeight = 0;
+ }
- FX_BOOL Load(const CPDF_ImageObject* pImage, CPDF_PageRenderCache* pCache, FX_BOOL bStdCS = FALSE, FX_DWORD GroupFamily = 0, FX_BOOL bLoadMask = FALSE, CPDF_RenderStatus* pRenderStatus = NULL);
+ FX_BOOL Load(const CPDF_ImageObject* pImage,
+ CPDF_PageRenderCache* pCache,
+ FX_BOOL bStdCS = FALSE,
+ FX_DWORD GroupFamily = 0,
+ FX_BOOL bLoadMask = FALSE,
+ CPDF_RenderStatus* pRenderStatus = NULL);
- FX_BOOL StartLoadImage(const CPDF_ImageObject* pImage, CPDF_PageRenderCache* pCache, void*& LoadHandle, FX_BOOL bStdCS = FALSE, FX_DWORD GroupFamily = 0, FX_BOOL bLoadMask = FALSE, CPDF_RenderStatus* pRenderStatus = NULL, int32_t nDownsampleWidth = 0, int32_t nDownsampleHeight = 0);
- FX_BOOL Continue(void* LoadHandle, IFX_Pause* pPause);
- ~CPDF_ImageLoader();
- CFX_DIBSource* m_pBitmap;
- CFX_DIBSource* m_pMask;
- FX_DWORD m_MatteColor;
- FX_BOOL m_bCached;
-protected:
- int32_t m_nDownsampleWidth;
- int32_t m_nDownsampleHeight;
+ FX_BOOL StartLoadImage(const CPDF_ImageObject* pImage,
+ CPDF_PageRenderCache* pCache,
+ void*& LoadHandle,
+ FX_BOOL bStdCS = FALSE,
+ FX_DWORD GroupFamily = 0,
+ FX_BOOL bLoadMask = FALSE,
+ CPDF_RenderStatus* pRenderStatus = NULL,
+ int32_t nDownsampleWidth = 0,
+ int32_t nDownsampleHeight = 0);
+ FX_BOOL Continue(void* LoadHandle, IFX_Pause* pPause);
+ ~CPDF_ImageLoader();
+ CFX_DIBSource* m_pBitmap;
+ CFX_DIBSource* m_pMask;
+ FX_DWORD m_MatteColor;
+ FX_BOOL m_bCached;
+
+ protected:
+ int32_t m_nDownsampleWidth;
+ int32_t m_nDownsampleHeight;
};
-class CPDF_ProgressiveImageLoaderHandle
-{
-public:
- CPDF_ProgressiveImageLoaderHandle();
- ~CPDF_ProgressiveImageLoaderHandle();
+class CPDF_ProgressiveImageLoaderHandle {
+ public:
+ CPDF_ProgressiveImageLoaderHandle();
+ ~CPDF_ProgressiveImageLoaderHandle();
+
+ FX_BOOL Start(CPDF_ImageLoader* pImageLoader,
+ const CPDF_ImageObject* pImage,
+ CPDF_PageRenderCache* pCache,
+ FX_BOOL bStdCS = FALSE,
+ FX_DWORD GroupFamily = 0,
+ FX_BOOL bLoadMask = FALSE,
+ CPDF_RenderStatus* pRenderStatus = NULL,
+ int32_t nDownsampleWidth = 0,
+ int32_t nDownsampleHeight = 0);
+ FX_BOOL Continue(IFX_Pause* pPause);
- FX_BOOL Start(CPDF_ImageLoader* pImageLoader, const CPDF_ImageObject* pImage, CPDF_PageRenderCache* pCache, FX_BOOL bStdCS = FALSE, FX_DWORD GroupFamily = 0, FX_BOOL bLoadMask = FALSE, CPDF_RenderStatus* pRenderStatus = NULL, int32_t nDownsampleWidth = 0, int32_t nDownsampleHeight = 0);
- FX_BOOL Continue(IFX_Pause* pPause);
-protected:
- CPDF_ImageLoader* m_pImageLoader;
- CPDF_PageRenderCache* m_pCache;
- CPDF_ImageObject* m_pImage;
- int32_t m_nDownsampleWidth;
- int32_t m_nDownsampleHeight;
+ protected:
+ CPDF_ImageLoader* m_pImageLoader;
+ CPDF_PageRenderCache* m_pCache;
+ CPDF_ImageObject* m_pImage;
+ int32_t m_nDownsampleWidth;
+ int32_t m_nDownsampleHeight;
};
class CFX_ImageTransformer;
-class CPDF_ImageRenderer : public IPDF_ObjectRenderer
-{
-public:
- CPDF_ImageRenderer();
- ~CPDF_ImageRenderer();
- FX_BOOL Start(CPDF_RenderStatus* pStatus, const CPDF_PageObject* pObj, const CFX_AffineMatrix* pObj2Device, FX_BOOL bStdCS, int blendType = FXDIB_BLEND_NORMAL);
- FX_BOOL Start(CPDF_RenderStatus* pStatus, const CFX_DIBSource* pDIBSource, FX_ARGB bitmap_argb,
- int bitmap_alpha, const CFX_AffineMatrix* pImage2Device, FX_DWORD flags, FX_BOOL bStdCS, int blendType = FXDIB_BLEND_NORMAL);
- FX_BOOL Continue(IFX_Pause* pPause);
-protected:
- CPDF_RenderStatus* m_pRenderStatus;
- CPDF_ImageObject* m_pImageObject;
- int m_Status;
- const CFX_AffineMatrix* m_pObj2Device;
- CFX_AffineMatrix m_ImageMatrix;
- CPDF_ImageLoader m_Loader;
- const CFX_DIBSource* m_pDIBSource;
- CFX_DIBitmap* m_pClone;
- int m_BitmapAlpha;
- FX_BOOL m_bPatternColor;
- CPDF_Pattern* m_pPattern;
- FX_ARGB m_FillArgb;
- FX_DWORD m_Flags;
- CPDF_QuickStretcher* m_pQuickStretcher;
- CFX_ImageTransformer* m_pTransformer;
- void* m_DeviceHandle;
- void* m_LoadHandle;
- FX_BOOL m_bStdCS;
- int m_BlendType;
- FX_BOOL StartBitmapAlpha();
- FX_BOOL StartDIBSource();
- FX_BOOL StartRenderDIBSource();
- FX_BOOL StartLoadDIBSource();
- FX_BOOL DrawMaskedImage();
- FX_BOOL DrawPatternImage(const CFX_Matrix* pObj2Device);
+class CPDF_ImageRenderer : public IPDF_ObjectRenderer {
+ public:
+ CPDF_ImageRenderer();
+ ~CPDF_ImageRenderer();
+ FX_BOOL Start(CPDF_RenderStatus* pStatus,
+ const CPDF_PageObject* pObj,
+ const CFX_AffineMatrix* pObj2Device,
+ FX_BOOL bStdCS,
+ int blendType = FXDIB_BLEND_NORMAL);
+ FX_BOOL Start(CPDF_RenderStatus* pStatus,
+ const CFX_DIBSource* pDIBSource,
+ FX_ARGB bitmap_argb,
+ int bitmap_alpha,
+ const CFX_AffineMatrix* pImage2Device,
+ FX_DWORD flags,
+ FX_BOOL bStdCS,
+ int blendType = FXDIB_BLEND_NORMAL);
+ FX_BOOL Continue(IFX_Pause* pPause);
+
+ protected:
+ CPDF_RenderStatus* m_pRenderStatus;
+ CPDF_ImageObject* m_pImageObject;
+ int m_Status;
+ const CFX_AffineMatrix* m_pObj2Device;
+ CFX_AffineMatrix m_ImageMatrix;
+ CPDF_ImageLoader m_Loader;
+ const CFX_DIBSource* m_pDIBSource;
+ CFX_DIBitmap* m_pClone;
+ int m_BitmapAlpha;
+ FX_BOOL m_bPatternColor;
+ CPDF_Pattern* m_pPattern;
+ FX_ARGB m_FillArgb;
+ FX_DWORD m_Flags;
+ CPDF_QuickStretcher* m_pQuickStretcher;
+ CFX_ImageTransformer* m_pTransformer;
+ void* m_DeviceHandle;
+ void* m_LoadHandle;
+ FX_BOOL m_bStdCS;
+ int m_BlendType;
+ FX_BOOL StartBitmapAlpha();
+ FX_BOOL StartDIBSource();
+ FX_BOOL StartRenderDIBSource();
+ FX_BOOL StartLoadDIBSource();
+ FX_BOOL DrawMaskedImage();
+ FX_BOOL DrawPatternImage(const CFX_Matrix* pObj2Device);
};
-class CPDF_ScaledRenderBuffer
-{
-public:
- CPDF_ScaledRenderBuffer();
- ~CPDF_ScaledRenderBuffer();
- FX_BOOL Initialize(CPDF_RenderContext* pContext, CFX_RenderDevice* pDevice, FX_RECT* pRect,
- const CPDF_PageObject* pObj, const CPDF_RenderOptions *pOptions = NULL, int max_dpi = 0);
- CFX_RenderDevice* GetDevice()
- {
- return m_pBitmapDevice ? m_pBitmapDevice : m_pDevice;
- }
- CFX_AffineMatrix* GetMatrix()
- {
- return &m_Matrix;
- }
- void OutputToDevice();
-private:
- CFX_RenderDevice* m_pDevice;
- CPDF_RenderContext* m_pContext;
- FX_RECT m_Rect;
- const CPDF_PageObject* m_pObject;
- CFX_FxgeDevice* m_pBitmapDevice;
- CFX_AffineMatrix m_Matrix;
+class CPDF_ScaledRenderBuffer {
+ public:
+ CPDF_ScaledRenderBuffer();
+ ~CPDF_ScaledRenderBuffer();
+ FX_BOOL Initialize(CPDF_RenderContext* pContext,
+ CFX_RenderDevice* pDevice,
+ FX_RECT* pRect,
+ const CPDF_PageObject* pObj,
+ const CPDF_RenderOptions* pOptions = NULL,
+ int max_dpi = 0);
+ CFX_RenderDevice* GetDevice() {
+ return m_pBitmapDevice ? m_pBitmapDevice : m_pDevice;
+ }
+ CFX_AffineMatrix* GetMatrix() { return &m_Matrix; }
+ void OutputToDevice();
+
+ private:
+ CFX_RenderDevice* m_pDevice;
+ CPDF_RenderContext* m_pContext;
+ FX_RECT m_Rect;
+ const CPDF_PageObject* m_pObject;
+ CFX_FxgeDevice* m_pBitmapDevice;
+ CFX_AffineMatrix m_Matrix;
};
class ICodec_ScanlineDecoder;
-class CPDF_QuickStretcher
-{
-public:
- CPDF_QuickStretcher();
- ~CPDF_QuickStretcher();
- FX_BOOL Start(CPDF_ImageObject* pImageObj, CFX_AffineMatrix* pImage2Device, const FX_RECT* pClipBox);
- FX_BOOL Continue(IFX_Pause* pPause);
- CFX_DIBitmap* m_pBitmap;
- int m_ResultLeft, m_ResultTop, m_ClipLeft, m_ClipTop;
- int m_DestWidth, m_DestHeight, m_ResultWidth, m_ResultHeight;
- int m_Bpp, m_SrcWidth, m_SrcHeight;
- FX_BOOL m_bFlipX, m_bFlipY;
- CPDF_ColorSpace* m_pCS;
- ICodec_ScanlineDecoder* m_pDecoder;
- CPDF_StreamAcc m_StreamAcc;
- int m_LineIndex;
+class CPDF_QuickStretcher {
+ public:
+ CPDF_QuickStretcher();
+ ~CPDF_QuickStretcher();
+ FX_BOOL Start(CPDF_ImageObject* pImageObj,
+ CFX_AffineMatrix* pImage2Device,
+ const FX_RECT* pClipBox);
+ FX_BOOL Continue(IFX_Pause* pPause);
+ CFX_DIBitmap* m_pBitmap;
+ int m_ResultLeft, m_ResultTop, m_ClipLeft, m_ClipTop;
+ int m_DestWidth, m_DestHeight, m_ResultWidth, m_ResultHeight;
+ int m_Bpp, m_SrcWidth, m_SrcHeight;
+ FX_BOOL m_bFlipX, m_bFlipY;
+ CPDF_ColorSpace* m_pCS;
+ ICodec_ScanlineDecoder* m_pDecoder;
+ CPDF_StreamAcc m_StreamAcc;
+ int m_LineIndex;
};
-class CPDF_DeviceBuffer
-{
-public:
- CPDF_DeviceBuffer();
- ~CPDF_DeviceBuffer();
- FX_BOOL Initialize(CPDF_RenderContext* pContext, CFX_RenderDevice* pDevice, FX_RECT* pRect,
- const CPDF_PageObject* pObj, int max_dpi = 0);
- void OutputToDevice();
- CFX_DIBitmap* GetBitmap() const
- {
- return m_pBitmap;
- }
- const CFX_AffineMatrix* GetMatrix() const
- {
- return &m_Matrix;
- }
-private:
- CFX_RenderDevice* m_pDevice;
- CPDF_RenderContext* m_pContext;
- FX_RECT m_Rect;
- const CPDF_PageObject* m_pObject;
- CFX_DIBitmap* m_pBitmap;
- CFX_AffineMatrix m_Matrix;
+class CPDF_DeviceBuffer {
+ public:
+ CPDF_DeviceBuffer();
+ ~CPDF_DeviceBuffer();
+ FX_BOOL Initialize(CPDF_RenderContext* pContext,
+ CFX_RenderDevice* pDevice,
+ FX_RECT* pRect,
+ const CPDF_PageObject* pObj,
+ int max_dpi = 0);
+ void OutputToDevice();
+ CFX_DIBitmap* GetBitmap() const { return m_pBitmap; }
+ const CFX_AffineMatrix* GetMatrix() const { return &m_Matrix; }
+
+ private:
+ CFX_RenderDevice* m_pDevice;
+ CPDF_RenderContext* m_pContext;
+ FX_RECT m_Rect;
+ const CPDF_PageObject* m_pObject;
+ CFX_DIBitmap* m_pBitmap;
+ CFX_AffineMatrix m_Matrix;
};
-class CPDF_ImageCache
-{
-public:
- CPDF_ImageCache(CPDF_Document* pDoc, CPDF_Stream* pStream);
- ~CPDF_ImageCache();
- void ClearImageData();
- void Reset(const CFX_DIBitmap* pBitmap);
- FX_BOOL GetCachedBitmap(CFX_DIBSource*& pBitmap, CFX_DIBSource*& pMask, FX_DWORD& MatteColor, CPDF_Dictionary* pPageResources,
- FX_BOOL bStdCS = FALSE, FX_DWORD GroupFamily = 0, FX_BOOL bLoadMask = FALSE,
- CPDF_RenderStatus* pRenderStatus = NULL, int32_t downsampleWidth = 0, int32_t downsampleHeight = 0);
- FX_DWORD EstimateSize() const
- {
- return m_dwCacheSize;
- }
- FX_DWORD GetTimeCount() const
- {
- return m_dwTimeCount;
- }
- CPDF_Stream* GetStream() const
- {
- return m_pStream;
- }
- void SetTimeCount(FX_DWORD dwTimeCount)
- {
- m_dwTimeCount = dwTimeCount;
- }
- int m_dwTimeCount;
-public:
- int StartGetCachedBitmap(CPDF_Dictionary* pFormResources, CPDF_Dictionary* pPageResources,
- FX_BOOL bStdCS = FALSE, FX_DWORD GroupFamily = 0,
- FX_BOOL bLoadMask = FALSE, CPDF_RenderStatus* pRenderStatus = NULL, int32_t downsampleWidth = 0, int32_t downsampleHeight = 0);
- int Continue(IFX_Pause* pPause);
- int ContinueGetCachedBitmap();
- CFX_DIBSource* DetachBitmap();
- CFX_DIBSource* DetachMask();
- CFX_DIBSource* m_pCurBitmap;
- CFX_DIBSource* m_pCurMask;
- FX_DWORD m_MatteColor;
- CPDF_RenderStatus* m_pRenderStatus;
-protected:
- CPDF_Document* m_pDocument;
- CPDF_Stream* m_pStream;
- CFX_DIBSource* m_pCachedBitmap;
- CFX_DIBSource* m_pCachedMask;
- FX_DWORD m_dwCacheSize;
- void CalcSize();
+class CPDF_ImageCache {
+ public:
+ CPDF_ImageCache(CPDF_Document* pDoc, CPDF_Stream* pStream);
+ ~CPDF_ImageCache();
+ void ClearImageData();
+ void Reset(const CFX_DIBitmap* pBitmap);
+ FX_BOOL GetCachedBitmap(CFX_DIBSource*& pBitmap,
+ CFX_DIBSource*& pMask,
+ FX_DWORD& MatteColor,
+ CPDF_Dictionary* pPageResources,
+ FX_BOOL bStdCS = FALSE,
+ FX_DWORD GroupFamily = 0,
+ FX_BOOL bLoadMask = FALSE,
+ CPDF_RenderStatus* pRenderStatus = NULL,
+ int32_t downsampleWidth = 0,
+ int32_t downsampleHeight = 0);
+ FX_DWORD EstimateSize() const { return m_dwCacheSize; }
+ FX_DWORD GetTimeCount() const { return m_dwTimeCount; }
+ CPDF_Stream* GetStream() const { return m_pStream; }
+ void SetTimeCount(FX_DWORD dwTimeCount) { m_dwTimeCount = dwTimeCount; }
+ int m_dwTimeCount;
+
+ public:
+ int StartGetCachedBitmap(CPDF_Dictionary* pFormResources,
+ CPDF_Dictionary* pPageResources,
+ FX_BOOL bStdCS = FALSE,
+ FX_DWORD GroupFamily = 0,
+ FX_BOOL bLoadMask = FALSE,
+ CPDF_RenderStatus* pRenderStatus = NULL,
+ int32_t downsampleWidth = 0,
+ int32_t downsampleHeight = 0);
+ int Continue(IFX_Pause* pPause);
+ int ContinueGetCachedBitmap();
+ CFX_DIBSource* DetachBitmap();
+ CFX_DIBSource* DetachMask();
+ CFX_DIBSource* m_pCurBitmap;
+ CFX_DIBSource* m_pCurMask;
+ FX_DWORD m_MatteColor;
+ CPDF_RenderStatus* m_pRenderStatus;
+
+ protected:
+ CPDF_Document* m_pDocument;
+ CPDF_Stream* m_pStream;
+ CFX_DIBSource* m_pCachedBitmap;
+ CFX_DIBSource* m_pCachedMask;
+ FX_DWORD m_dwCacheSize;
+ void CalcSize();
};
typedef struct {
- FX_FLOAT m_DecodeMin;
- FX_FLOAT m_DecodeStep;
- int m_ColorKeyMin;
- int m_ColorKeyMax;
+ FX_FLOAT m_DecodeMin;
+ FX_FLOAT m_DecodeStep;
+ int m_ColorKeyMin;
+ int m_ColorKeyMax;
} DIB_COMP_DATA;
-class CPDF_DIBSource : public CFX_DIBSource
-{
-public:
- CPDF_DIBSource();
- virtual ~CPDF_DIBSource();
- FX_BOOL Load(CPDF_Document* pDoc, const CPDF_Stream* pStream,
- CPDF_DIBSource** ppMask, FX_DWORD* pMatteColor,
- CPDF_Dictionary* pFormResources, CPDF_Dictionary* pPageResources,
- FX_BOOL bStdCS = FALSE, FX_DWORD GroupFamily = 0, FX_BOOL bLoadMask = FALSE);
- virtual FX_BOOL SkipToScanline(int line, IFX_Pause* pPause) const;
- virtual uint8_t* GetBuffer() const;
- virtual const uint8_t* GetScanline(int line) const;
- virtual void DownSampleScanline(int line, uint8_t* dest_scan, int dest_bpp,
- int dest_width, FX_BOOL bFlipX, int clip_left, int clip_width) const;
- virtual void SetDownSampleSize(int dest_width, int dest_height) const;
- CFX_DIBitmap* GetBitmap() const;
- void ReleaseBitmap(CFX_DIBitmap*) const;
- void ClearImageData();
-public:
- int StartLoadDIBSource(CPDF_Document* pDoc, const CPDF_Stream* pStream, FX_BOOL bHasMask,
- CPDF_Dictionary* pFormResources, CPDF_Dictionary* pPageResources,
- FX_BOOL bStdCS = FALSE, FX_DWORD GroupFamily = 0, FX_BOOL bLoadMask = FALSE);
- int ContinueLoadDIBSource(IFX_Pause* pPause);
- int StratLoadMask();
- int StartLoadMaskDIB();
- int ContinueLoadMaskDIB(IFX_Pause* pPause);
- int ContinueToLoadMask();
- CPDF_DIBSource* DetachMask();
- CPDF_DIBSource* m_pMask;
- FX_DWORD m_MatteColor;
- void* m_pJbig2Context;
- CPDF_StreamAcc* m_pGlobalStream;
- FX_BOOL m_bStdCS;
- int m_Status;
- CPDF_Object* m_pMaskStream;
- FX_BOOL m_bHasMask;
-protected:
- FX_BOOL LoadColorInfo(CPDF_Dictionary* pFormResources, CPDF_Dictionary* pPageResources);
- DIB_COMP_DATA* GetDecodeAndMaskArray(FX_BOOL& bDefaultDecode, FX_BOOL& bColorKey);
- CPDF_DIBSource* LoadMask(FX_DWORD& MatteColor);
- CPDF_DIBSource* LoadMaskDIB(CPDF_Stream* pMask);
- void LoadJpxBitmap();
- void LoadPalette();
- int CreateDecoder();
- void TranslateScanline24bpp(uint8_t* dest_scan, const uint8_t* src_scan) const;
- void ValidateDictParam();
- CPDF_Document* m_pDocument;
- const CPDF_Stream* m_pStream;
- CPDF_StreamAcc* m_pStreamAcc;
- const CPDF_Dictionary* m_pDict;
- CPDF_ColorSpace* m_pColorSpace;
- FX_DWORD m_Family;
- FX_DWORD m_bpc;
- FX_DWORD m_bpc_orig;
- FX_DWORD m_nComponents;
- FX_DWORD m_GroupFamily;
- FX_BOOL m_bLoadMask;
- FX_BOOL m_bDefaultDecode;
- FX_BOOL m_bImageMask;
- FX_BOOL m_bDoBpcCheck;
- FX_BOOL m_bColorKey;
- DIB_COMP_DATA* m_pCompData;
- uint8_t* m_pLineBuf;
- uint8_t* m_pMaskedLine;
- nonstd::unique_ptr<CFX_DIBitmap> m_pCachedBitmap;
- ICodec_ScanlineDecoder* m_pDecoder;
+class CPDF_DIBSource : public CFX_DIBSource {
+ public:
+ CPDF_DIBSource();
+ virtual ~CPDF_DIBSource();
+ FX_BOOL Load(CPDF_Document* pDoc,
+ const CPDF_Stream* pStream,
+ CPDF_DIBSource** ppMask,
+ FX_DWORD* pMatteColor,
+ CPDF_Dictionary* pFormResources,
+ CPDF_Dictionary* pPageResources,
+ FX_BOOL bStdCS = FALSE,
+ FX_DWORD GroupFamily = 0,
+ FX_BOOL bLoadMask = FALSE);
+ virtual FX_BOOL SkipToScanline(int line, IFX_Pause* pPause) const;
+ virtual uint8_t* GetBuffer() const;
+ virtual const uint8_t* GetScanline(int line) const;
+ virtual void DownSampleScanline(int line,
+ uint8_t* dest_scan,
+ int dest_bpp,
+ int dest_width,
+ FX_BOOL bFlipX,
+ int clip_left,
+ int clip_width) const;
+ virtual void SetDownSampleSize(int dest_width, int dest_height) const;
+ CFX_DIBitmap* GetBitmap() const;
+ void ReleaseBitmap(CFX_DIBitmap*) const;
+ void ClearImageData();
+
+ public:
+ int StartLoadDIBSource(CPDF_Document* pDoc,
+ const CPDF_Stream* pStream,
+ FX_BOOL bHasMask,
+ CPDF_Dictionary* pFormResources,
+ CPDF_Dictionary* pPageResources,
+ FX_BOOL bStdCS = FALSE,
+ FX_DWORD GroupFamily = 0,
+ FX_BOOL bLoadMask = FALSE);
+ int ContinueLoadDIBSource(IFX_Pause* pPause);
+ int StratLoadMask();
+ int StartLoadMaskDIB();
+ int ContinueLoadMaskDIB(IFX_Pause* pPause);
+ int ContinueToLoadMask();
+ CPDF_DIBSource* DetachMask();
+ CPDF_DIBSource* m_pMask;
+ FX_DWORD m_MatteColor;
+ void* m_pJbig2Context;
+ CPDF_StreamAcc* m_pGlobalStream;
+ FX_BOOL m_bStdCS;
+ int m_Status;
+ CPDF_Object* m_pMaskStream;
+ FX_BOOL m_bHasMask;
+
+ protected:
+ FX_BOOL LoadColorInfo(CPDF_Dictionary* pFormResources,
+ CPDF_Dictionary* pPageResources);
+ DIB_COMP_DATA* GetDecodeAndMaskArray(FX_BOOL& bDefaultDecode,
+ FX_BOOL& bColorKey);
+ CPDF_DIBSource* LoadMask(FX_DWORD& MatteColor);
+ CPDF_DIBSource* LoadMaskDIB(CPDF_Stream* pMask);
+ void LoadJpxBitmap();
+ void LoadPalette();
+ int CreateDecoder();
+ void TranslateScanline24bpp(uint8_t* dest_scan,
+ const uint8_t* src_scan) const;
+ void ValidateDictParam();
+ CPDF_Document* m_pDocument;
+ const CPDF_Stream* m_pStream;
+ CPDF_StreamAcc* m_pStreamAcc;
+ const CPDF_Dictionary* m_pDict;
+ CPDF_ColorSpace* m_pColorSpace;
+ FX_DWORD m_Family;
+ FX_DWORD m_bpc;
+ FX_DWORD m_bpc_orig;
+ FX_DWORD m_nComponents;
+ FX_DWORD m_GroupFamily;
+ FX_BOOL m_bLoadMask;
+ FX_BOOL m_bDefaultDecode;
+ FX_BOOL m_bImageMask;
+ FX_BOOL m_bDoBpcCheck;
+ FX_BOOL m_bColorKey;
+ DIB_COMP_DATA* m_pCompData;
+ uint8_t* m_pLineBuf;
+ uint8_t* m_pMaskedLine;
+ nonstd::unique_ptr<CFX_DIBitmap> m_pCachedBitmap;
+ ICodec_ScanlineDecoder* m_pDecoder;
};
-#define FPDF_HUGE_IMAGE_SIZE 60000000
-class CPDF_DIBTransferFunc : public CFX_FilteredDIB
-{
-public:
- CPDF_DIBTransferFunc(const CPDF_TransferFunc* pTransferFunc);
- virtual FXDIB_Format GetDestFormat();
- virtual FX_ARGB* GetDestPalette()
- {
- return NULL;
- }
- virtual void TranslateScanline(uint8_t* dest_buf, const uint8_t* src_buf) const;
- virtual void TranslateDownSamples(uint8_t* dest_buf, const uint8_t* src_buf, int pixels, int Bpp) const;
- const uint8_t* m_RampR;
- const uint8_t* m_RampG;
- const uint8_t* m_RampB;
+#define FPDF_HUGE_IMAGE_SIZE 60000000
+class CPDF_DIBTransferFunc : public CFX_FilteredDIB {
+ public:
+ CPDF_DIBTransferFunc(const CPDF_TransferFunc* pTransferFunc);
+ virtual FXDIB_Format GetDestFormat();
+ virtual FX_ARGB* GetDestPalette() { return NULL; }
+ virtual void TranslateScanline(uint8_t* dest_buf,
+ const uint8_t* src_buf) const;
+ virtual void TranslateDownSamples(uint8_t* dest_buf,
+ const uint8_t* src_buf,
+ int pixels,
+ int Bpp) const;
+ const uint8_t* m_RampR;
+ const uint8_t* m_RampG;
+ const uint8_t* m_RampB;
};
struct _CPDF_UniqueKeyGen {
- void Generate(int count, ...);
- FX_CHAR m_Key[128];
- int m_KeyLen;
+ void Generate(int count, ...);
+ FX_CHAR m_Key[128];
+ int m_KeyLen;
};
#endif // CORE_SRC_FPDFAPI_FPDF_RENDER_RENDER_INT_H_
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