diff options
Diffstat (limited to 'fpdfsdk/src/fpdfview.cpp')
| -rw-r--r-- | fpdfsdk/src/fpdfview.cpp | 1510 |
1 files changed, 784 insertions, 726 deletions
diff --git a/fpdfsdk/src/fpdfview.cpp b/fpdfsdk/src/fpdfview.cpp index 9edd5d90ec..a419749e8e 100644 --- a/fpdfsdk/src/fpdfview.cpp +++ b/fpdfsdk/src/fpdfview.cpp @@ -15,54 +15,50 @@ #include "../include/fsdk_mgr.h" #include "../include/fsdk_rendercontext.h" -CPDF_CustomAccess::CPDF_CustomAccess(FPDF_FILEACCESS* pFileAccess) -{ - if (pFileAccess) - m_FileAccess = *pFileAccess; -} - -FX_BOOL CPDF_CustomAccess::ReadBlock(void* buffer, FX_FILESIZE offset, size_t size) -{ - if (offset < 0) { - return FALSE; - } - FX_SAFE_FILESIZE newPos = pdfium::base::checked_cast<FX_FILESIZE, size_t>(size); - newPos += offset; - if (!newPos.IsValid() || newPos.ValueOrDie() > m_FileAccess.m_FileLen) { - return FALSE; - } - return m_FileAccess.m_GetBlock(m_FileAccess.m_Param, offset,(uint8_t*) buffer, size); -} - -//0 bit: FPDF_POLICY_MACHINETIME_ACCESS +CPDF_CustomAccess::CPDF_CustomAccess(FPDF_FILEACCESS* pFileAccess) { + if (pFileAccess) + m_FileAccess = *pFileAccess; +} + +FX_BOOL CPDF_CustomAccess::ReadBlock(void* buffer, + FX_FILESIZE offset, + size_t size) { + if (offset < 0) { + return FALSE; + } + FX_SAFE_FILESIZE newPos = + pdfium::base::checked_cast<FX_FILESIZE, size_t>(size); + newPos += offset; + if (!newPos.IsValid() || newPos.ValueOrDie() > m_FileAccess.m_FileLen) { + return FALSE; + } + return m_FileAccess.m_GetBlock(m_FileAccess.m_Param, offset, (uint8_t*)buffer, + size); +} + +// 0 bit: FPDF_POLICY_MACHINETIME_ACCESS static FX_DWORD foxit_sandbox_policy = 0xFFFFFFFF; -void FSDK_SetSandBoxPolicy(FPDF_DWORD policy, FPDF_BOOL enable) -{ - switch(policy) - { - case FPDF_POLICY_MACHINETIME_ACCESS: - { - if(enable) - foxit_sandbox_policy |= 0x01; - else - foxit_sandbox_policy &= 0xFFFFFFFE; - } - break; +void FSDK_SetSandBoxPolicy(FPDF_DWORD policy, FPDF_BOOL enable) { + switch (policy) { + case FPDF_POLICY_MACHINETIME_ACCESS: { + if (enable) + foxit_sandbox_policy |= 0x01; + else + foxit_sandbox_policy &= 0xFFFFFFFE; + } break; default: - break; - } + break; + } } -FPDF_BOOL FSDK_IsSandBoxPolicyEnabled(FPDF_DWORD policy) -{ - switch(policy) - { +FPDF_BOOL FSDK_IsSandBoxPolicyEnabled(FPDF_DWORD policy) { + switch (policy) { case FPDF_POLICY_MACHINETIME_ACCESS: - return (foxit_sandbox_policy & 0x01) ? TRUE : FALSE; + return (foxit_sandbox_policy & 0x01) ? TRUE : FALSE; default: - return FALSE; - } + return FALSE; + } } #ifndef _T @@ -72,248 +68,247 @@ FPDF_BOOL FSDK_IsSandBoxPolicyEnabled(FPDF_DWORD policy) CCodec_ModuleMgr* g_pCodecModule = nullptr; #if _FX_OS_ == _FX_LINUX_EMBEDDED_ -class CFontMapper : public IPDF_FontMapper -{ -public: - CFontMapper(); - virtual ~CFontMapper(); - - virtual FT_Face FindSubstFont( - CPDF_Document* pDoc, // [IN] The PDF document - const CFX_ByteString& face_name, // [IN] Original name - FX_BOOL bTrueType, // [IN] TrueType or Type1 - FX_DWORD flags, // [IN] PDF font flags (see PDF Reference section 5.7.1) - int font_weight, // [IN] original font weight. 0 for not specified - int CharsetCP, // [IN] code page for charset (see Win32 GetACP()) - FX_BOOL bVertical, - CPDF_SubstFont* pSubstFont // [OUT] Subst font data - ); - - FT_Face m_SysFace; +class CFontMapper : public IPDF_FontMapper { + public: + CFontMapper(); + virtual ~CFontMapper(); + + virtual FT_Face FindSubstFont( + CPDF_Document* pDoc, // [IN] The PDF document + const CFX_ByteString& face_name, // [IN] Original name + FX_BOOL bTrueType, // [IN] TrueType or Type1 + FX_DWORD flags, // [IN] PDF font flags (see PDF Reference section 5.7.1) + int font_weight, // [IN] original font weight. 0 for not specified + int CharsetCP, // [IN] code page for charset (see Win32 GetACP()) + FX_BOOL bVertical, + CPDF_SubstFont* pSubstFont // [OUT] Subst font data + ); + + FT_Face m_SysFace; }; CFontMapper* g_pFontMapper = NULL; -#endif // #if _FX_OS_ == _FX_LINUX_EMBEDDED_ - -DLLEXPORT void STDCALL FPDF_InitLibrary() -{ - g_pCodecModule = new CCodec_ModuleMgr(); - - CFX_GEModule::Create(); - CFX_GEModule::Get()->SetCodecModule(g_pCodecModule); - - CPDF_ModuleMgr::Create(); - CPDF_ModuleMgr::Get()->SetCodecModule(g_pCodecModule); - CPDF_ModuleMgr::Get()->InitPageModule(); - CPDF_ModuleMgr::Get()->InitRenderModule(); - CPDF_ModuleMgr * pModuleMgr = CPDF_ModuleMgr::Get(); - if ( pModuleMgr ) - { - pModuleMgr->LoadEmbeddedGB1CMaps(); - pModuleMgr->LoadEmbeddedJapan1CMaps(); - pModuleMgr->LoadEmbeddedCNS1CMaps(); - pModuleMgr->LoadEmbeddedKorea1CMaps(); - } -} +#endif // #if _FX_OS_ == _FX_LINUX_EMBEDDED_ + +DLLEXPORT void STDCALL FPDF_InitLibrary() { + g_pCodecModule = new CCodec_ModuleMgr(); + CFX_GEModule::Create(); + CFX_GEModule::Get()->SetCodecModule(g_pCodecModule); -DLLEXPORT void STDCALL FPDF_DestroyLibrary() -{ + CPDF_ModuleMgr::Create(); + CPDF_ModuleMgr::Get()->SetCodecModule(g_pCodecModule); + CPDF_ModuleMgr::Get()->InitPageModule(); + CPDF_ModuleMgr::Get()->InitRenderModule(); + CPDF_ModuleMgr* pModuleMgr = CPDF_ModuleMgr::Get(); + if (pModuleMgr) { + pModuleMgr->LoadEmbeddedGB1CMaps(); + pModuleMgr->LoadEmbeddedJapan1CMaps(); + pModuleMgr->LoadEmbeddedCNS1CMaps(); + pModuleMgr->LoadEmbeddedKorea1CMaps(); + } +} +DLLEXPORT void STDCALL FPDF_DestroyLibrary() { #if _FX_OS_ == _FX_LINUX_EMBEDDED_ - delete g_pFontMapper; - g_pFontMapper = nullptr; + delete g_pFontMapper; + g_pFontMapper = nullptr; #endif - CPDF_ModuleMgr::Destroy(); - CFX_GEModule::Destroy(); - delete g_pCodecModule; - g_pCodecModule = nullptr; + CPDF_ModuleMgr::Destroy(); + CFX_GEModule::Destroy(); + delete g_pCodecModule; + g_pCodecModule = nullptr; } #ifndef _WIN32 int g_LastError; -void SetLastError(int err) -{ - g_LastError = err; +void SetLastError(int err) { + g_LastError = err; } -int GetLastError() -{ - return g_LastError; +int GetLastError() { + return g_LastError; } #endif -void ProcessParseError(FX_DWORD err_code) -{ - // Translate FPDFAPI error code to FPDFVIEW error code - switch (err_code) { - case PDFPARSE_ERROR_FILE: - err_code = FPDF_ERR_FILE; - break; - case PDFPARSE_ERROR_FORMAT: - err_code = FPDF_ERR_FORMAT; - break; - case PDFPARSE_ERROR_PASSWORD: - err_code = FPDF_ERR_PASSWORD; - break; - case PDFPARSE_ERROR_HANDLER: - err_code = FPDF_ERR_SECURITY; - break; - } - SetLastError(err_code); +void ProcessParseError(FX_DWORD err_code) { + // Translate FPDFAPI error code to FPDFVIEW error code + switch (err_code) { + case PDFPARSE_ERROR_FILE: + err_code = FPDF_ERR_FILE; + break; + case PDFPARSE_ERROR_FORMAT: + err_code = FPDF_ERR_FORMAT; + break; + case PDFPARSE_ERROR_PASSWORD: + err_code = FPDF_ERR_PASSWORD; + break; + case PDFPARSE_ERROR_HANDLER: + err_code = FPDF_ERR_SECURITY; + break; + } + SetLastError(err_code); +} + +DLLEXPORT void STDCALL FPDF_SetSandBoxPolicy(FPDF_DWORD policy, + FPDF_BOOL enable) { + return FSDK_SetSandBoxPolicy(policy, enable); +} + +DLLEXPORT FPDF_DOCUMENT STDCALL FPDF_LoadDocument(FPDF_STRING file_path, + FPDF_BYTESTRING password) { + CPDF_Parser* pParser = new CPDF_Parser; + pParser->SetPassword(password); + + FX_DWORD err_code = pParser->StartParse((const FX_CHAR*)file_path); + if (err_code) { + delete pParser; + ProcessParseError(err_code); + return NULL; + } + return pParser->GetDocument(); } -DLLEXPORT void STDCALL FPDF_SetSandBoxPolicy(FPDF_DWORD policy, FPDF_BOOL enable) -{ - return FSDK_SetSandBoxPolicy(policy, enable); -} +extern void CheckUnSupportError(CPDF_Document* pDoc, FX_DWORD err_code); -DLLEXPORT FPDF_DOCUMENT STDCALL FPDF_LoadDocument(FPDF_STRING file_path, FPDF_BYTESTRING password) -{ - CPDF_Parser* pParser = new CPDF_Parser; - pParser->SetPassword(password); +class CMemFile final : public IFX_FileRead { + public: + CMemFile(uint8_t* pBuf, FX_FILESIZE size) : m_pBuf(pBuf), m_size(size) {} - FX_DWORD err_code = pParser->StartParse((const FX_CHAR*)file_path); - if (err_code) { - delete pParser; - ProcessParseError(err_code); - return NULL; - } - return pParser->GetDocument(); -} - -extern void CheckUnSupportError(CPDF_Document * pDoc, FX_DWORD err_code); - -class CMemFile final: public IFX_FileRead -{ -public: - CMemFile(uint8_t* pBuf, FX_FILESIZE size):m_pBuf(pBuf),m_size(size) {} - - virtual void Release() {delete this;} - virtual FX_FILESIZE GetSize() {return m_size;} - virtual FX_BOOL ReadBlock(void* buffer, FX_FILESIZE offset, size_t size) - { - if (offset < 0) { - return FALSE; - } - FX_SAFE_FILESIZE newPos = pdfium::base::checked_cast<FX_FILESIZE, size_t>(size); - newPos += offset; - if (!newPos.IsValid() || newPos.ValueOrDie() > (FX_DWORD)m_size) { - return FALSE; - } - FXSYS_memcpy(buffer, m_pBuf+offset, size); - return TRUE; - } -private: - uint8_t* m_pBuf; - FX_FILESIZE m_size; -}; -DLLEXPORT FPDF_DOCUMENT STDCALL FPDF_LoadMemDocument(const void* data_buf, int size, FPDF_BYTESTRING password) -{ - CPDF_Parser* pParser = new CPDF_Parser; - pParser->SetPassword(password); - CMemFile* pMemFile = new CMemFile((uint8_t*)data_buf, size); - FX_DWORD err_code = pParser->StartParse(pMemFile); - if (err_code) { - delete pParser; - ProcessParseError(err_code); - return NULL; + virtual void Release() { delete this; } + virtual FX_FILESIZE GetSize() { return m_size; } + virtual FX_BOOL ReadBlock(void* buffer, FX_FILESIZE offset, size_t size) { + if (offset < 0) { + return FALSE; } - CPDF_Document * pDoc = NULL; - pDoc = pParser?pParser->GetDocument():NULL; - CheckUnSupportError(pDoc, err_code); - return pParser->GetDocument(); -} - -DLLEXPORT FPDF_DOCUMENT STDCALL FPDF_LoadCustomDocument(FPDF_FILEACCESS* pFileAccess, FPDF_BYTESTRING password) -{ - CPDF_Parser* pParser = new CPDF_Parser; - pParser->SetPassword(password); - CPDF_CustomAccess* pFile = new CPDF_CustomAccess(pFileAccess); - FX_DWORD err_code = pParser->StartParse(pFile); - if (err_code) { - delete pParser; - ProcessParseError(err_code); - return NULL; + FX_SAFE_FILESIZE newPos = + pdfium::base::checked_cast<FX_FILESIZE, size_t>(size); + newPos += offset; + if (!newPos.IsValid() || newPos.ValueOrDie() > (FX_DWORD)m_size) { + return FALSE; } - CPDF_Document * pDoc = NULL; - pDoc = pParser?pParser->GetDocument():NULL; - CheckUnSupportError(pDoc, err_code); - return pParser->GetDocument(); -} - -DLLEXPORT FPDF_BOOL STDCALL FPDF_GetFileVersion(FPDF_DOCUMENT doc, int* fileVersion) -{ - if(!doc||!fileVersion) return FALSE; - *fileVersion = 0; - CPDF_Document* pDoc = (CPDF_Document*)doc; - CPDF_Parser* pParser = (CPDF_Parser*)pDoc->GetParser(); - if(!pParser) - return FALSE; - *fileVersion = pParser->GetFileVersion(); + FXSYS_memcpy(buffer, m_pBuf + offset, size); return TRUE; -} - -// jabdelmalek: changed return type from FX_DWORD to build on Linux (and match header). -DLLEXPORT unsigned long STDCALL FPDF_GetDocPermissions(FPDF_DOCUMENT document) -{ - if (document == NULL) return 0; - CPDF_Document*pDoc = (CPDF_Document*)document; - CPDF_Parser* pParser = (CPDF_Parser*)pDoc->GetParser(); - CPDF_Dictionary* pDict = pParser->GetEncryptDict(); - if (pDict == NULL) return (FX_DWORD)-1; - - return pDict->GetInteger("P"); -} - -DLLEXPORT int STDCALL FPDF_GetSecurityHandlerRevision(FPDF_DOCUMENT document) -{ - if (document == NULL) return -1; - CPDF_Document*pDoc = (CPDF_Document*)document; - CPDF_Parser* pParser = (CPDF_Parser*)pDoc->GetParser(); - CPDF_Dictionary* pDict = pParser->GetEncryptDict(); - if (pDict == NULL) return -1; - - return pDict->GetInteger("R"); -} + } -DLLEXPORT int STDCALL FPDF_GetPageCount(FPDF_DOCUMENT document) -{ - if (document == NULL) return 0; - return ((CPDF_Document*)document)->GetPageCount(); -} - -DLLEXPORT FPDF_PAGE STDCALL FPDF_LoadPage(FPDF_DOCUMENT document, int page_index) -{ - if (document == NULL) return NULL; - if (page_index < 0 || page_index >= FPDF_GetPageCount(document)) return NULL; - - CPDF_Document* pDoc = (CPDF_Document*)document; - if (pDoc == NULL) return NULL; - CPDF_Dictionary* pDict = pDoc->GetPage(page_index); - if (pDict == NULL) return NULL; - CPDF_Page* pPage = new CPDF_Page; - pPage->Load(pDoc, pDict); - pPage->ParseContent(); - return pPage; -} - -DLLEXPORT double STDCALL FPDF_GetPageWidth(FPDF_PAGE page) -{ - if (!page) - return 0.0; - return ((CPDF_Page*)page)->GetPageWidth(); -} - -DLLEXPORT double STDCALL FPDF_GetPageHeight(FPDF_PAGE page) -{ - if (!page) return 0.0; - return ((CPDF_Page*)page)->GetPageHeight(); -} - -void DropContext(void* data) -{ - delete (CRenderContext*)data; + private: + uint8_t* m_pBuf; + FX_FILESIZE m_size; +}; +DLLEXPORT FPDF_DOCUMENT STDCALL FPDF_LoadMemDocument(const void* data_buf, + int size, + FPDF_BYTESTRING password) { + CPDF_Parser* pParser = new CPDF_Parser; + pParser->SetPassword(password); + CMemFile* pMemFile = new CMemFile((uint8_t*)data_buf, size); + FX_DWORD err_code = pParser->StartParse(pMemFile); + if (err_code) { + delete pParser; + ProcessParseError(err_code); + return NULL; + } + CPDF_Document* pDoc = NULL; + pDoc = pParser ? pParser->GetDocument() : NULL; + CheckUnSupportError(pDoc, err_code); + return pParser->GetDocument(); +} + +DLLEXPORT FPDF_DOCUMENT STDCALL +FPDF_LoadCustomDocument(FPDF_FILEACCESS* pFileAccess, + FPDF_BYTESTRING password) { + CPDF_Parser* pParser = new CPDF_Parser; + pParser->SetPassword(password); + CPDF_CustomAccess* pFile = new CPDF_CustomAccess(pFileAccess); + FX_DWORD err_code = pParser->StartParse(pFile); + if (err_code) { + delete pParser; + ProcessParseError(err_code); + return NULL; + } + CPDF_Document* pDoc = NULL; + pDoc = pParser ? pParser->GetDocument() : NULL; + CheckUnSupportError(pDoc, err_code); + return pParser->GetDocument(); +} + +DLLEXPORT FPDF_BOOL STDCALL FPDF_GetFileVersion(FPDF_DOCUMENT doc, + int* fileVersion) { + if (!doc || !fileVersion) + return FALSE; + *fileVersion = 0; + CPDF_Document* pDoc = (CPDF_Document*)doc; + CPDF_Parser* pParser = (CPDF_Parser*)pDoc->GetParser(); + if (!pParser) + return FALSE; + *fileVersion = pParser->GetFileVersion(); + return TRUE; +} + +// jabdelmalek: changed return type from FX_DWORD to build on Linux (and match +// header). +DLLEXPORT unsigned long STDCALL FPDF_GetDocPermissions(FPDF_DOCUMENT document) { + if (document == NULL) + return 0; + CPDF_Document* pDoc = (CPDF_Document*)document; + CPDF_Parser* pParser = (CPDF_Parser*)pDoc->GetParser(); + CPDF_Dictionary* pDict = pParser->GetEncryptDict(); + if (pDict == NULL) + return (FX_DWORD)-1; + + return pDict->GetInteger("P"); +} + +DLLEXPORT int STDCALL FPDF_GetSecurityHandlerRevision(FPDF_DOCUMENT document) { + if (document == NULL) + return -1; + CPDF_Document* pDoc = (CPDF_Document*)document; + CPDF_Parser* pParser = (CPDF_Parser*)pDoc->GetParser(); + CPDF_Dictionary* pDict = pParser->GetEncryptDict(); + if (pDict == NULL) + return -1; + + return pDict->GetInteger("R"); +} + +DLLEXPORT int STDCALL FPDF_GetPageCount(FPDF_DOCUMENT document) { + if (document == NULL) + return 0; + return ((CPDF_Document*)document)->GetPageCount(); +} + +DLLEXPORT FPDF_PAGE STDCALL FPDF_LoadPage(FPDF_DOCUMENT document, + int page_index) { + if (document == NULL) + return NULL; + if (page_index < 0 || page_index >= FPDF_GetPageCount(document)) + return NULL; + + CPDF_Document* pDoc = (CPDF_Document*)document; + if (pDoc == NULL) + return NULL; + CPDF_Dictionary* pDict = pDoc->GetPage(page_index); + if (pDict == NULL) + return NULL; + CPDF_Page* pPage = new CPDF_Page; + pPage->Load(pDoc, pDict); + pPage->ParseContent(); + return pPage; +} + +DLLEXPORT double STDCALL FPDF_GetPageWidth(FPDF_PAGE page) { + if (!page) + return 0.0; + return ((CPDF_Page*)page)->GetPageWidth(); +} + +DLLEXPORT double STDCALL FPDF_GetPageHeight(FPDF_PAGE page) { + if (!page) + return 0.0; + return ((CPDF_Page*)page)->GetPageHeight(); +} + +void DropContext(void* data) { + delete (CRenderContext*)data; } #if defined(_DEBUG) || defined(DEBUG) @@ -321,531 +316,594 @@ void DropContext(void* data) #endif #if defined(_WIN32) -DLLEXPORT void STDCALL FPDF_RenderPage(HDC dc, FPDF_PAGE page, int start_x, int start_y, int size_x, int size_y, - int rotate, int flags) -{ - if (page==NULL) return; - CPDF_Page* pPage = (CPDF_Page*)page; - - CRenderContext* pContext = new CRenderContext; - pPage->SetPrivateData((void*)1, pContext, DropContext); +DLLEXPORT void STDCALL FPDF_RenderPage(HDC dc, + FPDF_PAGE page, + int start_x, + int start_y, + int size_x, + int size_y, + int rotate, + int flags) { + if (page == NULL) + return; + CPDF_Page* pPage = (CPDF_Page*)page; + + CRenderContext* pContext = new CRenderContext; + pPage->SetPrivateData((void*)1, pContext, DropContext); #ifndef _WIN32_WCE - CFX_DIBitmap* pBitmap = NULL; - FX_BOOL bBackgroundAlphaNeeded=FALSE; - bBackgroundAlphaNeeded = pPage->BackgroundAlphaNeeded(); - if (bBackgroundAlphaNeeded) - { - - pBitmap = new CFX_DIBitmap; - pBitmap->Create(size_x, size_y, FXDIB_Argb); - pBitmap->Clear(0x00ffffff); + CFX_DIBitmap* pBitmap = NULL; + FX_BOOL bBackgroundAlphaNeeded = FALSE; + bBackgroundAlphaNeeded = pPage->BackgroundAlphaNeeded(); + if (bBackgroundAlphaNeeded) { + pBitmap = new CFX_DIBitmap; + pBitmap->Create(size_x, size_y, FXDIB_Argb); + pBitmap->Clear(0x00ffffff); #ifdef _SKIA_SUPPORT_ - pContext->m_pDevice = new CFX_SkiaDevice; - ((CFX_SkiaDevice*)pContext->m_pDevice)->Attach((CFX_DIBitmap*)pBitmap); + pContext->m_pDevice = new CFX_SkiaDevice; + ((CFX_SkiaDevice*)pContext->m_pDevice)->Attach((CFX_DIBitmap*)pBitmap); #else - pContext->m_pDevice = new CFX_FxgeDevice; - ((CFX_FxgeDevice*)pContext->m_pDevice)->Attach((CFX_DIBitmap*)pBitmap); + pContext->m_pDevice = new CFX_FxgeDevice; + ((CFX_FxgeDevice*)pContext->m_pDevice)->Attach((CFX_DIBitmap*)pBitmap); #endif + } else + pContext->m_pDevice = new CFX_WindowsDevice(dc); + + FPDF_RenderPage_Retail(pContext, page, start_x, start_y, size_x, size_y, + rotate, flags, TRUE, NULL); + + if (bBackgroundAlphaNeeded) { + if (pBitmap) { + CFX_WindowsDevice WinDC(dc); + + if (WinDC.GetDeviceCaps(FXDC_DEVICE_CLASS) == FXDC_PRINTER) { + CFX_DIBitmap* pDst = new CFX_DIBitmap; + int pitch = pBitmap->GetPitch(); + pDst->Create(size_x, size_y, FXDIB_Rgb32); + FXSYS_memset(pDst->GetBuffer(), -1, pitch * size_y); + pDst->CompositeBitmap(0, 0, size_x, size_y, pBitmap, 0, 0, + FXDIB_BLEND_NORMAL, NULL, FALSE, NULL); + WinDC.StretchDIBits(pDst, 0, 0, size_x, size_y); + delete pDst; + } else + WinDC.SetDIBits(pBitmap, 0, 0); } - else - pContext->m_pDevice = new CFX_WindowsDevice(dc); - - FPDF_RenderPage_Retail(pContext, page, start_x, start_y, size_x, size_y, - rotate, flags, TRUE, NULL); - - if (bBackgroundAlphaNeeded) - { - if (pBitmap) - { - CFX_WindowsDevice WinDC(dc); - - if (WinDC.GetDeviceCaps(FXDC_DEVICE_CLASS) == FXDC_PRINTER) - { - CFX_DIBitmap* pDst = new CFX_DIBitmap; - int pitch = pBitmap->GetPitch(); - pDst->Create(size_x, size_y, FXDIB_Rgb32); - FXSYS_memset(pDst->GetBuffer(), -1, pitch*size_y); - pDst->CompositeBitmap(0, 0, size_x, size_y, pBitmap, 0, 0, FXDIB_BLEND_NORMAL, NULL, FALSE, NULL); - WinDC.StretchDIBits(pDst,0,0,size_x,size_y); - delete pDst; - } - else - WinDC.SetDIBits(pBitmap,0,0); - - } - } + } #else - // get clip region - RECT rect, cliprect; - rect.left = start_x; - rect.top = start_y; - rect.right = start_x + size_x; - rect.bottom = start_y + size_y; - GetClipBox(dc, &cliprect); - IntersectRect(&rect, &rect, &cliprect); - int width = rect.right - rect.left; - int height = rect.bottom - rect.top; + // get clip region + RECT rect, cliprect; + rect.left = start_x; + rect.top = start_y; + rect.right = start_x + size_x; + rect.bottom = start_y + size_y; + GetClipBox(dc, &cliprect); + IntersectRect(&rect, &rect, &cliprect); + int width = rect.right - rect.left; + int height = rect.bottom - rect.top; #ifdef DEBUG_TRACE - { - char str[128]; - memset(str, 0, sizeof(str)); - FXSYS_snprintf(str, sizeof(str) - 1, "Rendering DIB %d x %d", width, height); - CPDF_ModuleMgr::Get()->ReportError(999, str); - } + { + char str[128]; + memset(str, 0, sizeof(str)); + FXSYS_snprintf(str, sizeof(str) - 1, "Rendering DIB %d x %d", width, + height); + CPDF_ModuleMgr::Get()->ReportError(999, str); + } #endif - // Create a DIB section - LPVOID pBuffer; - BITMAPINFOHEADER bmih; - FXSYS_memset(&bmih, 0, sizeof bmih); - bmih.biSize = sizeof bmih; - bmih.biBitCount = 24; - bmih.biHeight = -height; - bmih.biPlanes = 1; - bmih.biWidth = width; - pContext->m_hBitmap = CreateDIBSection(dc, (BITMAPINFO*)&bmih, DIB_RGB_COLORS, &pBuffer, NULL, 0); - if (pContext->m_hBitmap == NULL) { + // Create a DIB section + LPVOID pBuffer; + BITMAPINFOHEADER bmih; + FXSYS_memset(&bmih, 0, sizeof bmih); + bmih.biSize = sizeof bmih; + bmih.biBitCount = 24; + bmih.biHeight = -height; + bmih.biPlanes = 1; + bmih.biWidth = width; + pContext->m_hBitmap = CreateDIBSection(dc, (BITMAPINFO*)&bmih, DIB_RGB_COLORS, + &pBuffer, NULL, 0); + if (pContext->m_hBitmap == NULL) { #if defined(DEBUG) || defined(_DEBUG) - char str[128]; - memset(str, 0, sizeof(str)); - FXSYS_snprintf(str, sizeof(str) - 1, "Error CreateDIBSection: %d x %d, error code = %d", width, height, GetLastError()); - CPDF_ModuleMgr::Get()->ReportError(FPDFERR_OUT_OF_MEMORY, str); + char str[128]; + memset(str, 0, sizeof(str)); + FXSYS_snprintf(str, sizeof(str) - 1, + "Error CreateDIBSection: %d x %d, error code = %d", width, + height, GetLastError()); + CPDF_ModuleMgr::Get()->ReportError(FPDFERR_OUT_OF_MEMORY, str); #else - CPDF_ModuleMgr::Get()->ReportError(FPDFERR_OUT_OF_MEMORY, NULL); + CPDF_ModuleMgr::Get()->ReportError(FPDFERR_OUT_OF_MEMORY, NULL); #endif - } - FXSYS_memset(pBuffer, 0xff, height*((width*3+3)/4*4)); + } + FXSYS_memset(pBuffer, 0xff, height * ((width * 3 + 3) / 4 * 4)); #ifdef DEBUG_TRACE - { - CPDF_ModuleMgr::Get()->ReportError(999, "DIBSection created"); - } + { CPDF_ModuleMgr::Get()->ReportError(999, "DIBSection created"); } #endif - // Create a device with this external buffer - pContext->m_pBitmap = new CFX_DIBitmap; - pContext->m_pBitmap->Create(width, height, FXDIB_Rgb, (uint8_t*)pBuffer); - pContext->m_pDevice = new CPDF_FxgeDevice; - ((CPDF_FxgeDevice*)pContext->m_pDevice)->Attach(pContext->m_pBitmap); + // Create a device with this external buffer + pContext->m_pBitmap = new CFX_DIBitmap; + pContext->m_pBitmap->Create(width, height, FXDIB_Rgb, (uint8_t*)pBuffer); + pContext->m_pDevice = new CPDF_FxgeDevice; + ((CPDF_FxgeDevice*)pContext->m_pDevice)->Attach(pContext->m_pBitmap); #ifdef DEBUG_TRACE - CPDF_ModuleMgr::Get()->ReportError(999, "Ready for PDF rendering"); + CPDF_ModuleMgr::Get()->ReportError(999, "Ready for PDF rendering"); #endif - // output to bitmap device - FPDF_RenderPage_Retail(pContext, page, start_x - rect.left, - start_y - rect.top, size_x, size_y, rotate, flags); + // output to bitmap device + FPDF_RenderPage_Retail(pContext, page, start_x - rect.left, + start_y - rect.top, size_x, size_y, rotate, flags); #ifdef DEBUG_TRACE - CPDF_ModuleMgr::Get()->ReportError(999, "Finished PDF rendering"); + CPDF_ModuleMgr::Get()->ReportError(999, "Finished PDF rendering"); #endif - // Now output to real device - HDC hMemDC = CreateCompatibleDC(dc); - if (hMemDC == NULL) { + // Now output to real device + HDC hMemDC = CreateCompatibleDC(dc); + if (hMemDC == NULL) { #if defined(DEBUG) || defined(_DEBUG) - char str[128]; - memset(str, 0, sizeof(str)); - FXSYS_snprintf(str, sizeof(str) - 1, "Error CreateCompatibleDC. Error code = %d", GetLastError()); - CPDF_ModuleMgr::Get()->ReportError(FPDFERR_OUT_OF_MEMORY, str); + char str[128]; + memset(str, 0, sizeof(str)); + FXSYS_snprintf(str, sizeof(str) - 1, + "Error CreateCompatibleDC. Error code = %d", GetLastError()); + CPDF_ModuleMgr::Get()->ReportError(FPDFERR_OUT_OF_MEMORY, str); #else - CPDF_ModuleMgr::Get()->ReportError(FPDFERR_OUT_OF_MEMORY, NULL); + CPDF_ModuleMgr::Get()->ReportError(FPDFERR_OUT_OF_MEMORY, NULL); #endif - } + } - HGDIOBJ hOldBitmap = SelectObject(hMemDC, pContext->m_hBitmap); + HGDIOBJ hOldBitmap = SelectObject(hMemDC, pContext->m_hBitmap); #ifdef DEBUG_TRACE - CPDF_ModuleMgr::Get()->ReportError(999, "Ready for screen rendering"); + CPDF_ModuleMgr::Get()->ReportError(999, "Ready for screen rendering"); #endif - BitBlt(dc, rect.left, rect.top, width, height, hMemDC, 0, 0, SRCCOPY); - SelectObject(hMemDC, hOldBitmap); - DeleteDC(hMemDC); + BitBlt(dc, rect.left, rect.top, width, height, hMemDC, 0, 0, SRCCOPY); + SelectObject(hMemDC, hOldBitmap); + DeleteDC(hMemDC); #ifdef DEBUG_TRACE - CPDF_ModuleMgr::Get()->ReportError(999, "Finished screen rendering"); + CPDF_ModuleMgr::Get()->ReportError(999, "Finished screen rendering"); #endif #endif - if (bBackgroundAlphaNeeded) { - delete pBitmap; - pBitmap = NULL; - } - delete pContext; - pPage->RemovePrivateData((void*)1); + if (bBackgroundAlphaNeeded) { + delete pBitmap; + pBitmap = NULL; + } + delete pContext; + pPage->RemovePrivateData((void*)1); } #endif -DLLEXPORT void STDCALL FPDF_RenderPageBitmap(FPDF_BITMAP bitmap, FPDF_PAGE page, int start_x, int start_y, - int size_x, int size_y, int rotate, int flags) -{ - if (bitmap == NULL || page == NULL) return; - CPDF_Page* pPage = (CPDF_Page*)page; - - - CRenderContext* pContext = new CRenderContext; - pPage->SetPrivateData((void*)1, pContext, DropContext); +DLLEXPORT void STDCALL FPDF_RenderPageBitmap(FPDF_BITMAP bitmap, + FPDF_PAGE page, + int start_x, + int start_y, + int size_x, + int size_y, + int rotate, + int flags) { + if (bitmap == NULL || page == NULL) + return; + CPDF_Page* pPage = (CPDF_Page*)page; + + CRenderContext* pContext = new CRenderContext; + pPage->SetPrivateData((void*)1, pContext, DropContext); #ifdef _SKIA_SUPPORT_ - pContext->m_pDevice = new CFX_SkiaDevice; + pContext->m_pDevice = new CFX_SkiaDevice; - if (flags & FPDF_REVERSE_BYTE_ORDER) - ((CFX_SkiaDevice*)pContext->m_pDevice)->Attach((CFX_DIBitmap*)bitmap,0,TRUE); - else - ((CFX_SkiaDevice*)pContext->m_pDevice)->Attach((CFX_DIBitmap*)bitmap); + if (flags & FPDF_REVERSE_BYTE_ORDER) + ((CFX_SkiaDevice*)pContext->m_pDevice) + ->Attach((CFX_DIBitmap*)bitmap, 0, TRUE); + else + ((CFX_SkiaDevice*)pContext->m_pDevice)->Attach((CFX_DIBitmap*)bitmap); #else - pContext->m_pDevice = new CFX_FxgeDevice; + pContext->m_pDevice = new CFX_FxgeDevice; - if (flags & FPDF_REVERSE_BYTE_ORDER) - ((CFX_FxgeDevice*)pContext->m_pDevice)->Attach((CFX_DIBitmap*)bitmap,0,TRUE); - else - ((CFX_FxgeDevice*)pContext->m_pDevice)->Attach((CFX_DIBitmap*)bitmap); + if (flags & FPDF_REVERSE_BYTE_ORDER) + ((CFX_FxgeDevice*)pContext->m_pDevice) + ->Attach((CFX_DIBitmap*)bitmap, 0, TRUE); + else + ((CFX_FxgeDevice*)pContext->m_pDevice)->Attach((CFX_DIBitmap*)bitmap); #endif - FPDF_RenderPage_Retail(pContext, page, start_x, start_y, size_x, size_y, - rotate, flags, TRUE, NULL); - - delete pContext; - pPage->RemovePrivateData((void*)1); -} - -DLLEXPORT void STDCALL FPDF_ClosePage(FPDF_PAGE page) -{ - if (!page) return; - CPDFSDK_PageView* pPageView = (CPDFSDK_PageView*)(((CPDF_Page*)page))->GetPrivateData((void*)page); - if (pPageView && pPageView->IsLocked()) { - pPageView->TakeOverPage(); - return; - } - delete (CPDF_Page*)page; - -} - -DLLEXPORT void STDCALL FPDF_CloseDocument(FPDF_DOCUMENT document) -{ - if (!document) - return; - CPDF_Document* pDoc = (CPDF_Document*)document; - CPDF_Parser* pParser = (CPDF_Parser*)pDoc->GetParser(); - if (pParser == NULL) - { - delete pDoc; - return; - } - delete pParser; -} - -DLLEXPORT unsigned long STDCALL FPDF_GetLastError() -{ - return GetLastError(); -} - -DLLEXPORT void STDCALL FPDF_DeviceToPage(FPDF_PAGE page, int start_x, int start_y, int size_x, int size_y, - int rotate, int device_x, int device_y, double* page_x, double* page_y) -{ - if (page == NULL || page_x == NULL || page_y == NULL) return; - CPDF_Page* pPage = (CPDF_Page*)page; - - CPDF_Matrix page2device; - pPage->GetDisplayMatrix(page2device, start_x, start_y, size_x, size_y, rotate); - CPDF_Matrix device2page; - device2page.SetReverse(page2device); - - FX_FLOAT page_x_f, page_y_f; - device2page.Transform((FX_FLOAT)(device_x), (FX_FLOAT)(device_y), page_x_f, page_y_f); - - *page_x = (page_x_f); - *page_y = (page_y_f); -} - -DLLEXPORT void STDCALL FPDF_PageToDevice(FPDF_PAGE page, int start_x, int start_y, int size_x, int size_y, - int rotate, double page_x, double page_y, int* device_x, int* device_y) -{ - if (page == NULL || device_x == NULL || device_y == NULL) return; - CPDF_Page* pPage = (CPDF_Page*)page; - - CPDF_Matrix page2device; - pPage->GetDisplayMatrix(page2device, start_x, start_y, size_x, size_y, rotate); - - FX_FLOAT device_x_f, device_y_f; - page2device.Transform(((FX_FLOAT)page_x), ((FX_FLOAT)page_y), device_x_f, device_y_f); - - *device_x = FXSYS_round(device_x_f); - *device_y = FXSYS_round(device_y_f); -} - -DLLEXPORT FPDF_BITMAP STDCALL FPDFBitmap_Create(int width, int height, int alpha) -{ - nonstd::unique_ptr<CFX_DIBitmap> pBitmap(new CFX_DIBitmap); - if (!pBitmap->Create(width, height, alpha ? FXDIB_Argb : FXDIB_Rgb32)) { - return NULL; - } - return pBitmap.release(); -} - -DLLEXPORT FPDF_BITMAP STDCALL FPDFBitmap_CreateEx(int width, int height, int format, void* first_scan, int stride) -{ - FXDIB_Format fx_format; - switch (format) { - case FPDFBitmap_Gray: - fx_format = FXDIB_8bppRgb; - break; - case FPDFBitmap_BGR: - fx_format = FXDIB_Rgb; - break; - case FPDFBitmap_BGRx: - fx_format = FXDIB_Rgb32; - break; - case FPDFBitmap_BGRA: - fx_format = FXDIB_Argb; - break; - default: - return NULL; - } - CFX_DIBitmap* pBitmap = new CFX_DIBitmap; - pBitmap->Create(width, height, fx_format, (uint8_t*)first_scan, stride); - return pBitmap; -} - -DLLEXPORT void STDCALL FPDFBitmap_FillRect(FPDF_BITMAP bitmap, int left, int top, int width, int height, FPDF_DWORD color) -{ - if (bitmap == NULL) return; + FPDF_RenderPage_Retail(pContext, page, start_x, start_y, size_x, size_y, + rotate, flags, TRUE, NULL); + + delete pContext; + pPage->RemovePrivateData((void*)1); +} + +DLLEXPORT void STDCALL FPDF_ClosePage(FPDF_PAGE page) { + if (!page) + return; + CPDFSDK_PageView* pPageView = + (CPDFSDK_PageView*)(((CPDF_Page*)page))->GetPrivateData((void*)page); + if (pPageView && pPageView->IsLocked()) { + pPageView->TakeOverPage(); + return; + } + delete (CPDF_Page*)page; +} + +DLLEXPORT void STDCALL FPDF_CloseDocument(FPDF_DOCUMENT document) { + if (!document) + return; + CPDF_Document* pDoc = (CPDF_Document*)document; + CPDF_Parser* pParser = (CPDF_Parser*)pDoc->GetParser(); + if (pParser == NULL) { + delete pDoc; + return; + } + delete pParser; +} + +DLLEXPORT unsigned long STDCALL FPDF_GetLastError() { + return GetLastError(); +} + +DLLEXPORT void STDCALL FPDF_DeviceToPage(FPDF_PAGE page, + int start_x, + int start_y, + int size_x, + int size_y, + int rotate, + int device_x, + int device_y, + double* page_x, + double* page_y) { + if (page == NULL || page_x == NULL || page_y == NULL) + return; + CPDF_Page* pPage = (CPDF_Page*)page; + + CPDF_Matrix page2device; + pPage->GetDisplayMatrix(page2device, start_x, start_y, size_x, size_y, + rotate); + CPDF_Matrix device2page; + device2page.SetReverse(page2device); + + FX_FLOAT page_x_f, page_y_f; + device2page.Transform((FX_FLOAT)(device_x), (FX_FLOAT)(device_y), page_x_f, + page_y_f); + + *page_x = (page_x_f); + *page_y = (page_y_f); +} + +DLLEXPORT void STDCALL FPDF_PageToDevice(FPDF_PAGE page, + int start_x, + int start_y, + int size_x, + int size_y, + int rotate, + double page_x, + double page_y, + int* device_x, + int* device_y) { + if (page == NULL || device_x == NULL || device_y == NULL) + return; + CPDF_Page* pPage = (CPDF_Page*)page; + + CPDF_Matrix page2device; + pPage->GetDisplayMatrix(page2device, start_x, start_y, size_x, size_y, + rotate); + + FX_FLOAT device_x_f, device_y_f; + page2device.Transform(((FX_FLOAT)page_x), ((FX_FLOAT)page_y), device_x_f, + device_y_f); + + *device_x = FXSYS_round(device_x_f); + *device_y = FXSYS_round(device_y_f); +} + +DLLEXPORT FPDF_BITMAP STDCALL FPDFBitmap_Create(int width, + int height, + int alpha) { + nonstd::unique_ptr<CFX_DIBitmap> pBitmap(new CFX_DIBitmap); + if (!pBitmap->Create(width, height, alpha ? FXDIB_Argb : FXDIB_Rgb32)) { + return NULL; + } + return pBitmap.release(); +} + +DLLEXPORT FPDF_BITMAP STDCALL FPDFBitmap_CreateEx(int width, + int height, + int format, + void* first_scan, + int stride) { + FXDIB_Format fx_format; + switch (format) { + case FPDFBitmap_Gray: + fx_format = FXDIB_8bppRgb; + break; + case FPDFBitmap_BGR: + fx_format = FXDIB_Rgb; + break; + case FPDFBitmap_BGRx: + fx_format = FXDIB_Rgb32; + break; + case FPDFBitmap_BGRA: + fx_format = FXDIB_Argb; + break; + default: + return NULL; + } + CFX_DIBitmap* pBitmap = new CFX_DIBitmap; + pBitmap->Create(width, height, fx_format, (uint8_t*)first_scan, stride); + return pBitmap; +} + +DLLEXPORT void STDCALL FPDFBitmap_FillRect(FPDF_BITMAP bitmap, + int left, + int top, + int width, + int height, + FPDF_DWORD color) { + if (bitmap == NULL) + return; #ifdef _SKIA_SUPPORT_ - CFX_SkiaDevice device; + CFX_SkiaDevice device; #else - CFX_FxgeDevice device; + CFX_FxgeDevice device; #endif - device.Attach((CFX_DIBitmap*)bitmap); - if (!((CFX_DIBitmap*)bitmap)->HasAlpha()) color |= 0xFF000000; - FX_RECT rect(left, top, left+width, top+height); - device.FillRect(&rect, color); -} - -DLLEXPORT void* STDCALL FPDFBitmap_GetBuffer(FPDF_BITMAP bitmap) -{ - if (bitmap == NULL) return NULL; - return ((CFX_DIBitmap*)bitmap)->GetBuffer(); -} - -DLLEXPORT int STDCALL FPDFBitmap_GetWidth(FPDF_BITMAP bitmap) -{ - if (bitmap == NULL) return 0; - return ((CFX_DIBitmap*)bitmap)->GetWidth(); -} - -DLLEXPORT int STDCALL FPDFBitmap_GetHeight(FPDF_BITMAP bitmap) -{ - if (bitmap == NULL) return 0; - return ((CFX_DIBitmap*)bitmap)->GetHeight(); -} - -DLLEXPORT int STDCALL FPDFBitmap_GetStride(FPDF_BITMAP bitmap) -{ - if (bitmap == NULL) return 0; - return ((CFX_DIBitmap*)bitmap)->GetPitch(); -} - -DLLEXPORT void STDCALL FPDFBitmap_Destroy(FPDF_BITMAP bitmap) -{ - delete (CFX_DIBitmap*)bitmap; -} - -void FPDF_RenderPage_Retail(CRenderContext* pContext, FPDF_PAGE page, int start_x, int start_y, int size_x, int size_y, - int rotate, int flags,FX_BOOL bNeedToRestore, IFSDK_PAUSE_Adapter * pause ) -{ - CPDF_Page* pPage = (CPDF_Page*)page; - if (pPage == NULL) return; - - if (!pContext->m_pOptions) - pContext->m_pOptions = new CPDF_RenderOptions; - - if (flags & FPDF_LCD_TEXT) - pContext->m_pOptions->m_Flags |= RENDER_CLEARTYPE; - else - pContext->m_pOptions->m_Flags &= ~RENDER_CLEARTYPE; - if (flags & FPDF_NO_NATIVETEXT) - pContext->m_pOptions->m_Flags |= RENDER_NO_NATIVETEXT; - if (flags & FPDF_RENDER_LIMITEDIMAGECACHE) - pContext->m_pOptions->m_Flags |= RENDER_LIMITEDIMAGECACHE; - if (flags & FPDF_RENDER_FORCEHALFTONE) - pContext->m_pOptions->m_Flags |= RENDER_FORCE_HALFTONE; - if (flags & FPDF_RENDER_NO_SMOOTHTEXT) - pContext->m_pOptions->m_Flags |= RENDER_NOTEXTSMOOTH; - if (flags & FPDF_RENDER_NO_SMOOTHIMAGE) - pContext->m_pOptions->m_Flags |= RENDER_NOIMAGESMOOTH; - if (flags & FPDF_RENDER_NO_SMOOTHPATH) - pContext->m_pOptions->m_Flags |= RENDER_NOPATHSMOOTH; - //Grayscale output - if (flags & FPDF_GRAYSCALE) - { - pContext->m_pOptions->m_ColorMode = RENDER_COLOR_GRAY; - pContext->m_pOptions->m_ForeColor = 0; - pContext->m_pOptions->m_BackColor = 0xffffff; - } - const CPDF_OCContext::UsageType usage = (flags & FPDF_PRINTING) ? CPDF_OCContext::Print : CPDF_OCContext::View; - pContext->m_pOptions->m_AddFlags = flags >> 8; - pContext->m_pOptions->m_pOCContext = new CPDF_OCContext(pPage->m_pDocument, usage); - - CFX_AffineMatrix matrix; - pPage->GetDisplayMatrix(matrix, start_x, start_y, size_x, size_y, rotate); - - FX_RECT clip; - clip.left = start_x; - clip.right = start_x + size_x; - clip.top = start_y; - clip.bottom = start_y + size_y; - pContext->m_pDevice->SaveState(); - pContext->m_pDevice->SetClip_Rect(&clip); - - pContext->m_pContext = new CPDF_RenderContext; - pContext->m_pContext->Create(pPage); - pContext->m_pContext->AppendObjectList(pPage, &matrix); - - if (flags & FPDF_ANNOT) { - pContext->m_pAnnots = new CPDF_AnnotList(pPage); - FX_BOOL bPrinting = pContext->m_pDevice->GetDeviceClass() != FXDC_DISPLAY; - pContext->m_pAnnots->DisplayAnnots(pPage, pContext->m_pContext, bPrinting, &matrix, TRUE, NULL); - } - - pContext->m_pRenderer = new CPDF_ProgressiveRenderer( - pContext->m_pContext, pContext->m_pDevice, pContext->m_pOptions); - pContext->m_pRenderer->Start(pause); - if (bNeedToRestore) - pContext->m_pDevice->RestoreState(); -} - -DLLEXPORT int STDCALL FPDF_GetPageSizeByIndex(FPDF_DOCUMENT document, int page_index, double* width, double* height) -{ - CPDF_Document* pDoc = (CPDF_Document*)document; - if(pDoc == NULL) - return FALSE; - - CPDF_Dictionary* pDict = pDoc->GetPage(page_index); - if (pDict == NULL) return FALSE; - - CPDF_Page page; - page.Load(pDoc, pDict); - *width = page.GetPageWidth(); - *height = page.GetPageHeight(); - + device.Attach((CFX_DIBitmap*)bitmap); + if (!((CFX_DIBitmap*)bitmap)->HasAlpha()) + color |= 0xFF000000; + FX_RECT rect(left, top, left + width, top + height); + device.FillRect(&rect, color); +} + +DLLEXPORT void* STDCALL FPDFBitmap_GetBuffer(FPDF_BITMAP bitmap) { + if (bitmap == NULL) + return NULL; + return ((CFX_DIBitmap*)bitmap)->GetBuffer(); +} + +DLLEXPORT int STDCALL FPDFBitmap_GetWidth(FPDF_BITMAP bitmap) { + if (bitmap == NULL) + return 0; + return ((CFX_DIBitmap*)bitmap)->GetWidth(); +} + +DLLEXPORT int STDCALL FPDFBitmap_GetHeight(FPDF_BITMAP bitmap) { + if (bitmap == NULL) + return 0; + return ((CFX_DIBitmap*)bitmap)->GetHeight(); +} + +DLLEXPORT int STDCALL FPDFBitmap_GetStride(FPDF_BITMAP bitmap) { + if (bitmap == NULL) + return 0; + return ((CFX_DIBitmap*)bitmap)->GetPitch(); +} + +DLLEXPORT void STDCALL FPDFBitmap_Destroy(FPDF_BITMAP bitmap) { + delete (CFX_DIBitmap*)bitmap; +} + +void FPDF_RenderPage_Retail(CRenderContext* pContext, + FPDF_PAGE page, + int start_x, + int start_y, + int size_x, + int size_y, + int rotate, + int flags, + FX_BOOL bNeedToRestore, + IFSDK_PAUSE_Adapter* pause) { + CPDF_Page* pPage = (CPDF_Page*)page; + if (pPage == NULL) + return; + + if (!pContext->m_pOptions) + pContext->m_pOptions = new CPDF_RenderOptions; + + if (flags & FPDF_LCD_TEXT) + pContext->m_pOptions->m_Flags |= RENDER_CLEARTYPE; + else + pContext->m_pOptions->m_Flags &= ~RENDER_CLEARTYPE; + if (flags & FPDF_NO_NATIVETEXT) + pContext->m_pOptions->m_Flags |= RENDER_NO_NATIVETEXT; + if (flags & FPDF_RENDER_LIMITEDIMAGECACHE) + pContext->m_pOptions->m_Flags |= RENDER_LIMITEDIMAGECACHE; + if (flags & FPDF_RENDER_FORCEHALFTONE) + pContext->m_pOptions->m_Flags |= RENDER_FORCE_HALFTONE; + if (flags & FPDF_RENDER_NO_SMOOTHTEXT) + pContext->m_pOptions->m_Flags |= RENDER_NOTEXTSMOOTH; + if (flags & FPDF_RENDER_NO_SMOOTHIMAGE) + pContext->m_pOptions->m_Flags |= RENDER_NOIMAGESMOOTH; + if (flags & FPDF_RENDER_NO_SMOOTHPATH) + pContext->m_pOptions->m_Flags |= RENDER_NOPATHSMOOTH; + // Grayscale output + if (flags & FPDF_GRAYSCALE) { + pContext->m_pOptions->m_ColorMode = RENDER_COLOR_GRAY; + pContext->m_pOptions->m_ForeColor = 0; + pContext->m_pOptions->m_BackColor = 0xffffff; + } + const CPDF_OCContext::UsageType usage = + (flags & FPDF_PRINTING) ? CPDF_OCContext::Print : CPDF_OCContext::View; + pContext->m_pOptions->m_AddFlags = flags >> 8; + pContext->m_pOptions->m_pOCContext = + new CPDF_OCContext(pPage->m_pDocument, usage); + + CFX_AffineMatrix matrix; + pPage->GetDisplayMatrix(matrix, start_x, start_y, size_x, size_y, rotate); + + FX_RECT clip; + clip.left = start_x; + clip.right = start_x + size_x; + clip.top = start_y; + clip.bottom = start_y + size_y; + pContext->m_pDevice->SaveState(); + pContext->m_pDevice->SetClip_Rect(&clip); + + pContext->m_pContext = new CPDF_RenderContext; + pContext->m_pContext->Create(pPage); + pContext->m_pContext->AppendObjectList(pPage, &matrix); + + if (flags & FPDF_ANNOT) { + pContext->m_pAnnots = new CPDF_AnnotList(pPage); + FX_BOOL bPrinting = pContext->m_pDevice->GetDeviceClass() != FXDC_DISPLAY; + pContext->m_pAnnots->DisplayAnnots(pPage, pContext->m_pContext, bPrinting, + &matrix, TRUE, NULL); + } + + pContext->m_pRenderer = new CPDF_ProgressiveRenderer( + pContext->m_pContext, pContext->m_pDevice, pContext->m_pOptions); + pContext->m_pRenderer->Start(pause); + if (bNeedToRestore) + pContext->m_pDevice->RestoreState(); +} + +DLLEXPORT int STDCALL FPDF_GetPageSizeByIndex(FPDF_DOCUMENT document, + int page_index, + double* width, + double* height) { + CPDF_Document* pDoc = (CPDF_Document*)document; + if (pDoc == NULL) + return FALSE; + + CPDF_Dictionary* pDict = pDoc->GetPage(page_index); + if (pDict == NULL) + return FALSE; + + CPDF_Page page; + page.Load(pDoc, pDict); + *width = page.GetPageWidth(); + *height = page.GetPageHeight(); + + return TRUE; +} + +DLLEXPORT FPDF_BOOL STDCALL +FPDF_VIEWERREF_GetPrintScaling(FPDF_DOCUMENT document) { + CPDF_Document* pDoc = (CPDF_Document*)document; + if (!pDoc) return TRUE; + CPDF_ViewerPreferences viewRef(pDoc); + return viewRef.PrintScaling(); } -DLLEXPORT FPDF_BOOL STDCALL FPDF_VIEWERREF_GetPrintScaling(FPDF_DOCUMENT document) -{ - CPDF_Document* pDoc = (CPDF_Document*)document; - if (!pDoc) return TRUE; - CPDF_ViewerPreferences viewRef(pDoc); - return viewRef.PrintScaling(); -} - -DLLEXPORT int STDCALL FPDF_VIEWERREF_GetNumCopies(FPDF_DOCUMENT document) -{ - CPDF_Document* pDoc = (CPDF_Document*)document; - if (!pDoc) return 1; - CPDF_ViewerPreferences viewRef(pDoc); - return viewRef.NumCopies(); -} - -DLLEXPORT FPDF_PAGERANGE STDCALL FPDF_VIEWERREF_GetPrintPageRange(FPDF_DOCUMENT document) -{ - CPDF_Document* pDoc = (CPDF_Document*)document; - if (!pDoc) return NULL; - CPDF_ViewerPreferences viewRef(pDoc); - return viewRef.PrintPageRange(); -} - -DLLEXPORT FPDF_DUPLEXTYPE STDCALL FPDF_VIEWERREF_GetDuplex(FPDF_DOCUMENT document) -{ - CPDF_Document* pDoc = (CPDF_Document*)document; - if (!pDoc) return DuplexUndefined; - CPDF_ViewerPreferences viewRef(pDoc); - CFX_ByteString duplex = viewRef.Duplex(); - if (FX_BSTRC("Simplex") == duplex) - return Simplex; - if (FX_BSTRC("DuplexFlipShortEdge") == duplex) - return DuplexFlipShortEdge; - if (FX_BSTRC("DuplexFlipLongEdge") == duplex) - return DuplexFlipLongEdge; - return DuplexUndefined; +DLLEXPORT int STDCALL FPDF_VIEWERREF_GetNumCopies(FPDF_DOCUMENT document) { + CPDF_Document* pDoc = (CPDF_Document*)document; + if (!pDoc) + return 1; + CPDF_ViewerPreferences viewRef(pDoc); + return viewRef.NumCopies(); } -DLLEXPORT FPDF_DWORD STDCALL FPDF_CountNamedDests(FPDF_DOCUMENT document) -{ - if (!document) return 0; - CPDF_Document* pDoc = (CPDF_Document*)document; - - CPDF_Dictionary* pRoot = pDoc->GetRoot(); - if (!pRoot) return 0; +DLLEXPORT FPDF_PAGERANGE STDCALL +FPDF_VIEWERREF_GetPrintPageRange(FPDF_DOCUMENT document) { + CPDF_Document* pDoc = (CPDF_Document*)document; + if (!pDoc) + return NULL; + CPDF_ViewerPreferences viewRef(pDoc); + return viewRef.PrintPageRange(); +} - CPDF_NameTree nameTree(pDoc, FX_BSTRC("Dests")); - int count = nameTree.GetCount(); +DLLEXPORT FPDF_DUPLEXTYPE STDCALL +FPDF_VIEWERREF_GetDuplex(FPDF_DOCUMENT document) { + CPDF_Document* pDoc = (CPDF_Document*)document; + if (!pDoc) + return DuplexUndefined; + CPDF_ViewerPreferences viewRef(pDoc); + CFX_ByteString duplex = viewRef.Duplex(); + if (FX_BSTRC("Simplex") == duplex) + return Simplex; + if (FX_BSTRC("DuplexFlipShortEdge") == duplex) + return DuplexFlipShortEdge; + if (FX_BSTRC("DuplexFlipLongEdge") == duplex) + return DuplexFlipLongEdge; + return DuplexUndefined; +} + +DLLEXPORT FPDF_DWORD STDCALL FPDF_CountNamedDests(FPDF_DOCUMENT document) { + if (!document) + return 0; + CPDF_Document* pDoc = (CPDF_Document*)document; + + CPDF_Dictionary* pRoot = pDoc->GetRoot(); + if (!pRoot) + return 0; + + CPDF_NameTree nameTree(pDoc, FX_BSTRC("Dests")); + int count = nameTree.GetCount(); + CPDF_Dictionary* pDest = pRoot->GetDict(FX_BSTRC("Dests")); + if (pDest) + count += pDest->GetCount(); + return count; +} + +DLLEXPORT FPDF_DEST STDCALL FPDF_GetNamedDestByName(FPDF_DOCUMENT document, + FPDF_BYTESTRING name) { + if (!document) + return NULL; + if (!name || name[0] == 0) + return NULL; + + CPDF_Document* pDoc = (CPDF_Document*)document; + CPDF_NameTree name_tree(pDoc, FX_BSTRC("Dests")); + return name_tree.LookupNamedDest(pDoc, name); +} + +DLLEXPORT FPDF_DEST STDCALL FPDF_GetNamedDest(FPDF_DOCUMENT document, + int index, + void* buffer, + long* buflen) { + if (!buffer) + *buflen = 0; + if (!document || index < 0) + return NULL; + CPDF_Document* pDoc = (CPDF_Document*)document; + + CPDF_Dictionary* pRoot = pDoc->GetRoot(); + if (!pRoot) + return NULL; + + CPDF_Object* pDestObj = NULL; + CFX_ByteString bsName; + CPDF_NameTree nameTree(pDoc, FX_BSTRC("Dests")); + int count = nameTree.GetCount(); + if (index >= count) { CPDF_Dictionary* pDest = pRoot->GetDict(FX_BSTRC("Dests")); - if (pDest) - count += pDest->GetCount(); - return count; -} - -DLLEXPORT FPDF_DEST STDCALL FPDF_GetNamedDestByName(FPDF_DOCUMENT document,FPDF_BYTESTRING name) -{ - if (!document) - return NULL; - if (!name || name[0] == 0) - return NULL; - - CPDF_Document* pDoc = (CPDF_Document*)document; - CPDF_NameTree name_tree(pDoc, FX_BSTRC("Dests")); - return name_tree.LookupNamedDest(pDoc, name); -} - -DLLEXPORT FPDF_DEST STDCALL FPDF_GetNamedDest(FPDF_DOCUMENT document, int index, void* buffer, long* buflen) -{ - if (!buffer) - *buflen = 0; - if (!document || index < 0) return NULL; - CPDF_Document* pDoc = (CPDF_Document*)document; - - CPDF_Dictionary* pRoot = pDoc->GetRoot(); - if (!pRoot) return NULL; - - CPDF_Object* pDestObj = NULL; - CFX_ByteString bsName; - CPDF_NameTree nameTree(pDoc, FX_BSTRC("Dests")); - int count = nameTree.GetCount(); - if (index >= count) { - CPDF_Dictionary* pDest = pRoot->GetDict(FX_BSTRC("Dests")); - if (!pDest) return NULL; - if (index >= count + pDest->GetCount()) return NULL; - index -= count; - FX_POSITION pos = pDest->GetStartPos(); - int i = 0; - while (pos) { - pDestObj = pDest->GetNextElement(pos, bsName); - if (!pDestObj) continue; - if (i == index) break; - i++; - } - } else { - pDestObj = nameTree.LookupValue(index, bsName); - } - if (!pDestObj) return NULL; - if (pDestObj->GetType() == PDFOBJ_DICTIONARY) { - pDestObj = ((CPDF_Dictionary*)pDestObj)->GetArray(FX_BSTRC("D")); - if (!pDestObj) return NULL; - } - if (pDestObj->GetType() != PDFOBJ_ARRAY) return NULL; - CFX_WideString wsName = PDF_DecodeText(bsName); - CFX_ByteString utf16Name = wsName.UTF16LE_Encode(); - unsigned int len = utf16Name.GetLength(); - if (!buffer) { - *buflen = len; - } else if (*buflen >= len) { - memcpy(buffer, utf16Name.c_str(), len); - *buflen = len; - } else { - *buflen = -1; + if (!pDest) + return NULL; + if (index >= count + pDest->GetCount()) + return NULL; + index -= count; + FX_POSITION pos = pDest->GetStartPos(); + int i = 0; + while (pos) { + pDestObj = pDest->GetNextElement(pos, bsName); + if (!pDestObj) + continue; + if (i == index) + break; + i++; } - return (FPDF_DEST)pDestObj; + } else { + pDestObj = nameTree.LookupValue(index, bsName); + } + if (!pDestObj) + return NULL; + if (pDestObj->GetType() == PDFOBJ_DICTIONARY) { + pDestObj = ((CPDF_Dictionary*)pDestObj)->GetArray(FX_BSTRC("D")); + if (!pDestObj) + return NULL; + } + if (pDestObj->GetType() != PDFOBJ_ARRAY) + return NULL; + CFX_WideString wsName = PDF_DecodeText(bsName); + CFX_ByteString utf16Name = wsName.UTF16LE_Encode(); + unsigned int len = utf16Name.GetLength(); + if (!buffer) { + *buflen = len; + } else if (*buflen >= len) { + memcpy(buffer, utf16Name.c_str(), len); + *buflen = len; + } else { + *buflen = -1; + } + return (FPDF_DEST)pDestObj; } |