diff options
Diffstat (limited to 'core/src/fpdfapi/fpdf_render/fpdf_render.cpp')
| -rw-r--r-- | core/src/fpdfapi/fpdf_render/fpdf_render.cpp | 201 |
1 files changed, 96 insertions, 105 deletions
diff --git a/core/src/fpdfapi/fpdf_render/fpdf_render.cpp b/core/src/fpdfapi/fpdf_render/fpdf_render.cpp index 06c9ea614f..c4a9d7761b 100644 --- a/core/src/fpdfapi/fpdf_render/fpdf_render.cpp +++ b/core/src/fpdfapi/fpdf_render/fpdf_render.cpp @@ -11,43 +11,38 @@ #include "render_int.h" CPDF_DocRenderData::CPDF_DocRenderData(CPDF_Document* pPDFDoc) - : m_pPDFDoc(pPDFDoc) - , m_pFontCache(NULL) + : m_pPDFDoc(pPDFDoc), + m_pFontCache(new CFX_FontCache) { } + CPDF_DocRenderData::~CPDF_DocRenderData() { Clear(TRUE); } + void CPDF_DocRenderData::Clear(FX_BOOL bRelease) { - FX_POSITION pos; - { - pos = m_Type3FaceMap.GetStartPosition(); - while (pos) { - CPDF_Font* pFont; - CPDF_CountedObject<CPDF_Type3Cache>* cache; - m_Type3FaceMap.GetNextAssoc(pos, pFont, cache); - if (bRelease || cache->use_count() < 2) { - delete cache->get(); - delete cache; - m_Type3FaceMap.RemoveKey(pFont); - } + 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); } } - { - pos = m_TransferFuncMap.GetStartPosition(); - while (pos) { - CPDF_Object* key; - CPDF_CountedObject<CPDF_TransferFunc>* value; - m_TransferFuncMap.GetNextAssoc(pos, key, value); - if (bRelease || value->use_count() < 2) { - delete value->get(); - delete value; - m_TransferFuncMap.RemoveKey(key); - } + + 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; @@ -57,26 +52,26 @@ void CPDF_DocRenderData::Clear(FX_BOOL bRelease) } } } -FX_BOOL CPDF_DocRenderData::Initialize() -{ - m_pFontCache = new CFX_FontCache; - return TRUE; -} + CPDF_Type3Cache* CPDF_DocRenderData::GetCachedType3(CPDF_Type3Font* pFont) { CPDF_CountedObject<CPDF_Type3Cache>* pCache; - if (!m_Type3FaceMap.Lookup(pFont, 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.SetAt(pFont, pCache); + m_Type3FaceMap[pFont] = pCache; + } else { + pCache = it->second; } return pCache->AddRef(); } + void CPDF_DocRenderData::ReleaseCachedType3(CPDF_Type3Font* pFont) { - CPDF_CountedObject<CPDF_Type3Cache>* pCache; - if (m_Type3FaceMap.Lookup(pFont, pCache)) - pCache->RemoveRef(); + auto it = m_Type3FaceMap.find(pFont); + if (it != m_Type3FaceMap.end()) + it->second->RemoveRef(); } class CPDF_RenderModule : public IPDF_RenderModule @@ -114,9 +109,7 @@ private: CPDF_DocRenderData* CPDF_RenderModule::CreateDocData(CPDF_Document* pDoc) { - CPDF_DocRenderData* pData = new CPDF_DocRenderData(pDoc); - pData->Initialize(); - return pData; + return new CPDF_DocRenderData(pDoc); } void CPDF_RenderModule::DestroyDocData(CPDF_DocRenderData* pDocData) { @@ -1183,85 +1176,83 @@ int CPDF_ProgressiveRenderer::EstimateProgress() } CPDF_TransferFunc* CPDF_DocRenderData::GetTransferFunc(CPDF_Object* pObj) { - if (pObj == NULL) { - return NULL; + 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(); } - CPDF_CountedObject<CPDF_TransferFunc>* pTransferCounter; - if (!m_TransferFuncMap.Lookup(pObj, pTransferCounter)) { - CPDF_TransferFunc* pTransfer = NULL; - CPDF_Function* pFuncs[3] = {NULL, NULL, NULL}; - FX_BOOL bUniTransfer = TRUE; - int i; - FX_BOOL bIdentity = TRUE; - if (pObj->GetType() == PDFOBJ_ARRAY) { - bUniTransfer = FALSE; - CPDF_Array* pArray = (CPDF_Array*)pObj; - if (pArray->GetCount() < 3) { - return NULL; + + 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] == NULL) { - return NULL; - } + } + } 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] == NULL) { - return NULL; - } - } - pTransfer = new CPDF_TransferFunc; - pTransfer->m_pPDFDoc = m_pPDFDoc; - pTransferCounter = new CPDF_CountedObject<CPDF_TransferFunc>(pTransfer); - m_TransferFuncMap.SetAt(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 (i = 0; i < 3; i ++) { + 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; } - } else - for (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; - } - } - } - for (i = 0; i < 3; i ++) - if (pFuncs[i]) { - delete pFuncs[i]; } - pTransfer->m_bIdentity = bIdentity; + } } + for (int i = 0; i < 3; ++i) + delete pFuncs[i]; + + pTransfer->m_bIdentity = bIdentity; return pTransferCounter->AddRef(); } + void CPDF_DocRenderData::ReleaseTransferFunc(CPDF_Object* pObj) { - CPDF_CountedObject<CPDF_TransferFunc>* pTransferCounter; - if (!m_TransferFuncMap.Lookup(pObj, pTransferCounter)) { - return; - } - pTransferCounter->RemoveRef(); + auto it = m_TransferFuncMap.find(pObj); + if (it != m_TransferFuncMap.end()) + it->second->RemoveRef(); } CPDF_RenderConfig::CPDF_RenderConfig() { |