-// Copyright 2014 PDFium Authors. All rights reserved.\r
-// Use of this source code is governed by a BSD-style license that can be\r
-// found in the LICENSE file.\r
- \r
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com\r
-\r
-#include "../include/fsdk_define.h"\r
-#include "../include/fpdfview.h"\r
-#include "../include/fsdk_rendercontext.h"\r
-#include "../include/fpdf_progressive.h"\r
-#include "../include/fpdf_ext.h"\r
-\r
-\r
-CPDF_CustomAccess::CPDF_CustomAccess(FPDF_FILEACCESS* pFileAccess)\r
-{\r
- m_FileAccess = *pFileAccess;\r
- m_BufferOffset = (FX_DWORD)-1;\r
-}\r
-\r
-FX_BOOL CPDF_CustomAccess::GetByte(FX_DWORD pos, FX_BYTE& ch)\r
-{\r
- if (pos >= m_FileAccess.m_FileLen) return FALSE;\r
- if (m_BufferOffset == (FX_DWORD)-1 || pos < m_BufferOffset || pos >= m_BufferOffset + 512) {\r
- // Need to read from file access\r
- m_BufferOffset = pos;\r
- int size = 512;\r
- if (pos + 512 > m_FileAccess.m_FileLen)\r
- size = m_FileAccess.m_FileLen - pos;\r
- if (!m_FileAccess.m_GetBlock(m_FileAccess.m_Param, m_BufferOffset, m_Buffer, size))\r
- return FALSE;\r
- }\r
- ch = m_Buffer[pos - m_BufferOffset];\r
- return TRUE;\r
-}\r
-\r
-FX_BOOL CPDF_CustomAccess::GetBlock(FX_DWORD pos, FX_LPBYTE pBuf, FX_DWORD size)\r
-{\r
- if (pos + size > m_FileAccess.m_FileLen) return FALSE;\r
- return m_FileAccess.m_GetBlock(m_FileAccess.m_Param, pos, pBuf, size);\r
-}\r
-\r
-FX_BOOL CPDF_CustomAccess::ReadBlock(void* buffer, FX_FILESIZE offset, size_t size)\r
-{\r
- // m_FileAccess = *pFileAccess;\r
- // m_BufferOffset = (FX_DWORD)-1;\r
- if (offset + size > m_FileAccess.m_FileLen) return FALSE;\r
- return m_FileAccess.m_GetBlock(m_FileAccess.m_Param, offset,(FX_LPBYTE) buffer, size);\r
-\r
- // return FALSE;\r
-}\r
-\r
-//0 bit: FPDF_POLICY_MACHINETIME_ACCESS\r
-static FX_DWORD foxit_sandbox_policy = 0xFFFFFFFF;\r
-\r
-void FSDK_SetSandBoxPolicy(FPDF_DWORD policy, FPDF_BOOL enable)\r
-{\r
- switch(policy)\r
- {\r
- case FPDF_POLICY_MACHINETIME_ACCESS:\r
- {\r
- if(enable)\r
- foxit_sandbox_policy |= 0x01;\r
- else\r
- foxit_sandbox_policy &= 0xFFFFFFFE;\r
- }\r
- break;\r
- default:\r
- break;\r
- }\r
-}\r
-\r
-FPDF_BOOL FSDK_IsSandBoxPolicyEnabled(FPDF_DWORD policy)\r
-{\r
- switch(policy)\r
- {\r
- case FPDF_POLICY_MACHINETIME_ACCESS:\r
- {\r
- if(foxit_sandbox_policy&0x01)\r
- return TRUE;\r
- else\r
- return FALSE;\r
- }\r
- break;\r
- default:\r
- break;\r
- }\r
- return FALSE;\r
-}\r
-\r
-\r
-#ifndef _T\r
-#define _T(x) x\r
-#endif\r
-\r
-#ifdef API5\r
- CPDF_ModuleMgr* g_pModuleMgr = NULL;\r
-#else\r
- CCodec_ModuleMgr* g_pCodecModule = NULL;\r
-#ifdef _FXSDK_OPENSOURCE_\r
- FXMEM_FoxitMgr* g_pFoxitMgr = NULL;\r
-#endif\r
-#endif\r
-\r
-//extern CPDFSDK_FormFillApp* g_pFormFillApp;\r
-\r
-#if _FX_OS_ == _FX_LINUX_EMBEDDED_\r
-class CFontMapper : public IPDF_FontMapper\r
-{\r
-public:\r
- CFontMapper();\r
- virtual ~CFontMapper();\r
-\r
- virtual FT_Face FindSubstFont(\r
- CPDF_Document* pDoc, // [IN] The PDF document\r
- const CFX_ByteString& face_name, // [IN] Original name\r
- FX_BOOL bTrueType, // [IN] TrueType or Type1\r
- FX_DWORD flags, // [IN] PDF font flags (see PDF Reference section 5.7.1)\r
- int font_weight, // [IN] original font weight. 0 for not specified\r
- int CharsetCP, // [IN] code page for charset (see Win32 GetACP())\r
- FX_BOOL bVertical,\r
- CPDF_SubstFont* pSubstFont // [OUT] Subst font data\r
- );\r
-\r
- FT_Face m_SysFace;\r
-};\r
-\r
-CFontMapper* g_pFontMapper = NULL;\r
-#endif // #if _FX_OS_ == _FX_LINUX_EMBEDDED_\r
-\r
-DLLEXPORT void STDCALL FPDF_InitLibrary(FX_LPVOID hInstance)\r
-{\r
-#ifdef API5\r
- CPDF_ModuleMgr::Create();\r
- g_pModuleMgr = CPDF_ModuleMgr::Get();\r
- #if _FX_OS_ == _FX_WIN32_MOBILE_ || _FX_OS_ == _FX_LINUX_EMBEDDED_\r
- g_pModuleMgr->InitEmbedded();\r
- #ifdef _GB1_CMAPS_\r
- g_pModuleMgr->LoadEmbeddedGB1CMaps();\r
- #endif\r
- #ifdef _GB1_CMAPS_4_\r
- g_pModuleMgr->LoadEmbeddedGB1CMaps_4();\r
- #endif\r
- #ifdef _CNS1_CMAPS_\r
- g_pModuleMgr->LoadEmbeddedCNS1CMaps();\r
- #endif\r
- #ifdef _JAPAN1_CMAPS_\r
- g_pModuleMgr->LoadEmbeddedJapan1CMaps();\r
- #endif\r
- #ifdef _JAPAN1_CMAPS_6_\r
- g_pModuleMgr->LoadEmbeddedJapan1CMaps_6();\r
- #endif\r
- #ifdef _KOREA1_CMAPS_\r
- g_pModuleMgr->LoadEmbeddedKorea1CMaps();\r
- #endif\r
- #ifdef _JPX_DECODER_\r
- g_pModuleMgr->InitJpxModule();\r
- g_pModuleMgr->InitJbig2Module();\r
- // g_pModuleMgr->InitIccModule();\r
- #endif\r
- #else\r
- g_pModuleMgr->InitDesktop();\r
- #endif\r
-#else\r
-#ifdef _FXSDK_OPENSOURCE_\r
- g_pFoxitMgr = FXMEM_CreateMemoryMgr(1024 * 1024 * 32, TRUE);\r
-#endif\r
- g_pCodecModule = CCodec_ModuleMgr::Create();\r
- \r
- CFX_GEModule::Create();\r
- CFX_GEModule::Get()->SetCodecModule(g_pCodecModule);\r
- \r
- CPDF_ModuleMgr::Create();\r
- CPDF_ModuleMgr::Get()->SetCodecModule(g_pCodecModule);\r
- CPDF_ModuleMgr::Get()->InitPageModule();\r
- CPDF_ModuleMgr::Get()->InitRenderModule();\r
-#ifdef FOXIT_CHROME_BUILD\r
- CPDF_ModuleMgr * pModuleMgr = CPDF_ModuleMgr::Get();\r
- if ( pModuleMgr )\r
- {\r
- pModuleMgr->LoadEmbeddedGB1CMaps();\r
- pModuleMgr->LoadEmbeddedJapan1CMaps();\r
- pModuleMgr->LoadEmbeddedCNS1CMaps();\r
- pModuleMgr->LoadEmbeddedKorea1CMaps();\r
- }\r
-#endif \r
-#endif\r
-\r
-#ifdef _WIN32\r
- // Get module path\r
- TCHAR app_path[MAX_PATH];\r
- ::GetModuleFileName((HINSTANCE)hInstance, app_path, MAX_PATH);\r
- size_t len = _tcslen(app_path);\r
- for (size_t i = len; i >= 0; i --)\r
- if (app_path[i] == '\\') {\r
- app_path[i] = 0;\r
- break;\r
- }\r
- \r
-#ifdef _UNICODE\r
- #ifndef _FXSDK_OPENSOURCE_\r
- CPDF_ModuleMgr::Get()->SetModulePath(NULL, CFX_ByteString::FromUnicode(app_path));\r
- #endif\r
-#else\r
-#ifndef _FXSDK_OPENSOURCE_\r
- CPDF_ModuleMgr::Get()->SetModulePath(NULL, app_path);\r
-#endif\r
-#endif\r
-#endif\r
-}\r
-\r
-\r
-DLLEXPORT void STDCALL FPDF_DestroyLibrary()\r
-{\r
-\r
-#if _FX_OS_ == _FX_LINUX_EMBEDDED_\r
- if (g_pFontMapper) delete g_pFontMapper;\r
-#endif\r
-#ifdef API5\r
- g_pModuleMgr->Destroy();\r
-#else\r
- CPDF_ModuleMgr::Destroy();\r
- CFX_GEModule::Destroy();\r
- g_pCodecModule->Destroy();\r
-#endif\r
-#ifndef _FXSDK_OPENSOURCE_\r
- FXMEM_CollectAll(FXMEM_GetDefaultMgr());\r
-#else\r
- FXMEM_DestroyFoxitMgr(g_pFoxitMgr);\r
-#endif\r
-}\r
-\r
-#ifndef _WIN32\r
-int g_LastError;\r
-void SetLastError(int err)\r
-{\r
- g_LastError = err;\r
-}\r
-\r
-int GetLastError()\r
-{\r
- return g_LastError;\r
-}\r
-#endif\r
-\r
-void ProcessParseError(FX_DWORD err_code)\r
-{\r
- // Translate FPDFAPI error code to FPDFVIEW error code\r
- switch (err_code) {\r
- case PDFPARSE_ERROR_FILE:\r
- err_code = FPDF_ERR_FILE;\r
- break;\r
- case PDFPARSE_ERROR_FORMAT:\r
- err_code = FPDF_ERR_FORMAT;\r
- break;\r
- case PDFPARSE_ERROR_PASSWORD:\r
- err_code = FPDF_ERR_PASSWORD;\r
- break;\r
- case PDFPARSE_ERROR_HANDLER:\r
- err_code = FPDF_ERR_SECURITY;\r
- break;\r
- }\r
- SetLastError(err_code);\r
-}\r
-\r
-DLLEXPORT void STDCALL FPDF_SetSandBoxPolicy(FPDF_DWORD policy, FPDF_BOOL enable)\r
-{\r
- return FSDK_SetSandBoxPolicy(policy, enable);\r
-}\r
-\r
-DLLEXPORT FPDF_DOCUMENT STDCALL FPDF_LoadDocument(FPDF_STRING file_path, FPDF_BYTESTRING password)\r
-{\r
- CPDF_Parser* pParser = FX_NEW CPDF_Parser;\r
- pParser->SetPassword(password);\r
- try {\r
- FX_DWORD err_code = pParser->StartParse((FX_LPCSTR)file_path);\r
- if (err_code) {\r
- delete pParser;\r
- ProcessParseError(err_code);\r
- return NULL;\r
- }\r
- }\r
- catch (...) {\r
- delete pParser;\r
- SetLastError(FPDF_ERR_UNKNOWN);\r
- return NULL;\r
- }\r
- return pParser->GetDocument();\r
-}\r
-\r
-extern void CheckUnSupportError(CPDF_Document * pDoc, FX_DWORD err_code);\r
-\r
-class CMemFile: public IFX_FileRead, public CFX_Object\r
-{\r
-public:\r
- CMemFile(FX_BYTE* pBuf, FX_FILESIZE size):m_pBuf(pBuf),m_size(size) {}\r
-\r
- virtual void Release() {delete this;}\r
- virtual FX_FILESIZE GetSize() {return m_size;}\r
- virtual FX_BOOL ReadBlock(void* buffer, FX_FILESIZE offset, size_t size) \r
- {\r
- if(offset+size > (FX_DWORD)m_size) return FALSE;\r
- FXSYS_memcpy(buffer, m_pBuf+offset, size);\r
- return TRUE;\r
- }\r
-private:\r
- FX_BYTE* m_pBuf;\r
- FX_FILESIZE m_size;\r
-};\r
-DLLEXPORT FPDF_DOCUMENT STDCALL FPDF_LoadMemDocument(const void* data_buf, int size, FPDF_BYTESTRING password)\r
-{\r
- CPDF_Parser* pParser = FX_NEW CPDF_Parser;\r
- pParser->SetPassword(password);\r
- try {\r
- CMemFile* pMemFile = FX_NEW CMemFile((FX_BYTE*)data_buf, size);\r
- FX_DWORD err_code = pParser->StartParse(pMemFile);\r
- if (err_code) {\r
- delete pParser;\r
- ProcessParseError(err_code);\r
- return NULL;\r
- }\r
- CPDF_Document * pDoc = NULL;\r
- pDoc = pParser?pParser->GetDocument():NULL;\r
- CheckUnSupportError(pDoc, err_code);\r
- }\r
- catch (...) {\r
- delete pParser;\r
- SetLastError(FPDF_ERR_UNKNOWN);\r
- return NULL;\r
- }\r
- return pParser->GetDocument();\r
-}\r
-\r
-DLLEXPORT FPDF_DOCUMENT STDCALL FPDF_LoadCustomDocument(FPDF_FILEACCESS* pFileAccess, FPDF_BYTESTRING password)\r
-{\r
- CPDF_Parser* pParser = FX_NEW CPDF_Parser;\r
- pParser->SetPassword(password);\r
- CPDF_CustomAccess* pFile = FX_NEW CPDF_CustomAccess(pFileAccess);\r
- try {\r
- FX_DWORD err_code = pParser->StartParse(pFile);\r
- if (err_code) {\r
- delete pParser;\r
- ProcessParseError(err_code);\r
- return NULL;\r
- }\r
- CPDF_Document * pDoc = NULL;\r
- pDoc = pParser?pParser->GetDocument():NULL;\r
- CheckUnSupportError(pDoc, err_code);\r
- }\r
- catch (...) {\r
- delete pParser;\r
- SetLastError(FPDF_ERR_UNKNOWN);\r
- return NULL;\r
- }\r
- return pParser->GetDocument();\r
-}\r
-\r
-DLLEXPORT FPDF_BOOL STDCALL FPDF_GetFileVersion(FPDF_DOCUMENT doc, int* fileVersion)\r
-{\r
- if(!doc||!fileVersion) return FALSE;\r
- *fileVersion = 0;\r
- CPDF_Document* pDoc = (CPDF_Document*)doc;\r
- CPDF_Parser* pParser = (CPDF_Parser*)pDoc->GetParser();\r
- if(!pParser)\r
- return FALSE;\r
- *fileVersion = pParser->GetFileVersion();\r
- return TRUE;\r
-}\r
-\r
-// jabdelmalek: changed return type from FX_DWORD to build on Linux (and match header).\r
-DLLEXPORT unsigned long STDCALL FPDF_GetDocPermissions(FPDF_DOCUMENT document)\r
-{\r
- if (document == NULL) return 0;\r
- CPDF_Document*pDoc = (CPDF_Document*)document;\r
- CPDF_Parser* pParser = (CPDF_Parser*)pDoc->GetParser();\r
- CPDF_Dictionary* pDict = pParser->GetEncryptDict();\r
- if (pDict == NULL) return (FX_DWORD)-1;\r
-\r
- return pDict->GetInteger("P");\r
-}\r
-\r
-DLLEXPORT int STDCALL FPDF_GetPageCount(FPDF_DOCUMENT document)\r
-{\r
- if (document == NULL) return 0;\r
- return ((CPDF_Document*)document)->GetPageCount();\r
-}\r
-\r
-DLLEXPORT FPDF_PAGE STDCALL FPDF_LoadPage(FPDF_DOCUMENT document, int page_index)\r
-{\r
- if (document == NULL) return NULL;\r
- if (page_index < 0 || page_index >= FPDF_GetPageCount(document)) return NULL;\r
-// CPDF_Parser* pParser = (CPDF_Parser*)document;\r
- CPDF_Document* pDoc = (CPDF_Document*)document;\r
- if (pDoc == NULL) return NULL;\r
- CPDF_Dictionary* pDict = pDoc->GetPage(page_index);\r
- if (pDict == NULL) return NULL;\r
- CPDF_Page* pPage = FX_NEW CPDF_Page;\r
- pPage->Load(pDoc, pDict);\r
- try {\r
- pPage->ParseContent();\r
- }\r
- catch (...) {\r
- delete pPage;\r
- return NULL;\r
- }\r
- \r
-// CheckUnSupportError(pDoc, 0);\r
-\r
- return pPage;\r
-}\r
-\r
-DLLEXPORT double STDCALL FPDF_GetPageWidth(FPDF_PAGE page)\r
-{\r
- if (!page)\r
- return 0.0;\r
- return ((CPDF_Page*)page)->GetPageWidth();\r
-}\r
-\r
-DLLEXPORT double STDCALL FPDF_GetPageHeight(FPDF_PAGE page)\r
-{\r
- if (!page) return 0.0;\r
- return ((CPDF_Page*)page)->GetPageHeight();\r
-}\r
-\r
-void DropContext(void* data)\r
-{\r
- delete (CRenderContext*)data;\r
-}\r
-\r
-void FPDF_RenderPage_Retail(CRenderContext* pContext, FPDF_PAGE page, int start_x, int start_y, int size_x, int size_y,\r
- int rotate, int flags,FX_BOOL bNeedToRestore, IFSDK_PAUSE_Adapter * pause );\r
-void (*Func_RenderPage)(CRenderContext*, FPDF_PAGE page, int start_x, int start_y, int size_x, int size_y,\r
- int rotate, int flags,FX_BOOL bNeedToRestore, IFSDK_PAUSE_Adapter * pause ) = FPDF_RenderPage_Retail;\r
-\r
-#if defined(_DEBUG) || defined(DEBUG)\r
-#define DEBUG_TRACE\r
-#endif\r
-\r
-#if defined(_WIN32)\r
-DLLEXPORT void STDCALL FPDF_RenderPage(HDC dc, FPDF_PAGE page, int start_x, int start_y, int size_x, int size_y,\r
- int rotate, int flags)\r
-{\r
- if (page==NULL) return;\r
- CPDF_Page* pPage = (CPDF_Page*)page;\r
-\r
- CRenderContext* pContext = FX_NEW CRenderContext;\r
- pPage->SetPrivateData((void*)1, pContext, DropContext);\r
-\r
-#ifndef _WIN32_WCE\r
- CFX_DIBitmap* pBitmap = NULL;\r
- FX_BOOL bBackgroundAlphaNeeded=FALSE;\r
- bBackgroundAlphaNeeded = pPage->BackgroundAlphaNeeded();\r
- if (bBackgroundAlphaNeeded)\r
- {\r
- \r
- pBitmap = FX_NEW CFX_DIBitmap;\r
- pBitmap->Create(size_x, size_y, FXDIB_Argb);\r
- pBitmap->Clear(0x00ffffff);\r
-#ifdef _SKIA_SUPPORT_\r
- pContext->m_pDevice = FX_NEW CFX_SkiaDevice;\r
- ((CFX_SkiaDevice*)pContext->m_pDevice)->Attach((CFX_DIBitmap*)pBitmap);\r
-#else\r
- pContext->m_pDevice = FX_NEW CFX_FxgeDevice;\r
- ((CFX_FxgeDevice*)pContext->m_pDevice)->Attach((CFX_DIBitmap*)pBitmap);\r
-#endif\r
- }\r
- else\r
- pContext->m_pDevice = FX_NEW CFX_WindowsDevice(dc);\r
- if (flags & FPDF_NO_CATCH)\r
- Func_RenderPage(pContext, page, start_x, start_y, size_x, size_y, rotate, flags,TRUE,NULL);\r
- else {\r
- try {\r
- Func_RenderPage(pContext, page, start_x, start_y, size_x, size_y, rotate, flags,TRUE,NULL);\r
- } catch (...) {\r
- }\r
- }\r
- if (bBackgroundAlphaNeeded) \r
- {\r
- if (pBitmap)\r
- {\r
- CFX_WindowsDevice WinDC(dc);\r
- \r
- if (WinDC.GetDeviceCaps(FXDC_DEVICE_CLASS) == FXDC_PRINTER)\r
- {\r
- CFX_DIBitmap* pDst = FX_NEW CFX_DIBitmap;\r
- pDst->Create(pBitmap->GetWidth(), pBitmap->GetHeight(),FXDIB_Rgb32);\r
- FXSYS_memcpy(pDst->GetBuffer(), pBitmap->GetBuffer(), pBitmap->GetPitch()*pBitmap->GetHeight());\r
-// WinDC.SetDIBits(pDst,0,0);\r
- WinDC.StretchDIBits(pDst,0,0,size_x*2,size_y*2);\r
- delete pDst;\r
- }\r
- else\r
- WinDC.SetDIBits(pBitmap,0,0);\r
-\r
- }\r
- }\r
-#else\r
- // get clip region\r
- RECT rect, cliprect;\r
- rect.left = start_x;\r
- rect.top = start_y;\r
- rect.right = start_x + size_x;\r
- rect.bottom = start_y + size_y;\r
- GetClipBox(dc, &cliprect);\r
- IntersectRect(&rect, &rect, &cliprect);\r
- int width = rect.right - rect.left;\r
- int height = rect.bottom - rect.top;\r
-\r
-#ifdef DEBUG_TRACE\r
- {\r
- char str[128];\r
- sprintf(str, "Rendering DIB %d x %d", width, height);\r
- CPDF_ModuleMgr::Get()->ReportError(999, str);\r
- }\r
-#endif\r
-\r
- // Create a DIB section\r
- LPVOID pBuffer;\r
- BITMAPINFOHEADER bmih;\r
- FXSYS_memset(&bmih, 0, sizeof bmih);\r
- bmih.biSize = sizeof bmih;\r
- bmih.biBitCount = 24;\r
- bmih.biHeight = -height;\r
- bmih.biPlanes = 1;\r
- bmih.biWidth = width;\r
- pContext->m_hBitmap = CreateDIBSection(dc, (BITMAPINFO*)&bmih, DIB_RGB_COLORS, &pBuffer, NULL, 0);\r
- if (pContext->m_hBitmap == NULL) {\r
-#if defined(DEBUG) || defined(_DEBUG)\r
- char str[128];\r
- sprintf(str, "Error CreateDIBSection: %d x %d, error code = %d", width, height, GetLastError());\r
- CPDF_ModuleMgr::Get()->ReportError(FPDFERR_OUT_OF_MEMORY, str);\r
-#else\r
- CPDF_ModuleMgr::Get()->ReportError(FPDFERR_OUT_OF_MEMORY, NULL);\r
-#endif\r
- }\r
- FXSYS_memset(pBuffer, 0xff, height*((width*3+3)/4*4));\r
-\r
-#ifdef DEBUG_TRACE\r
- {\r
- CPDF_ModuleMgr::Get()->ReportError(999, "DIBSection created");\r
- }\r
-#endif\r
-\r
- // Create a device with this external buffer\r
- pContext->m_pBitmap = FX_NEW CFX_DIBitmap;\r
- pContext->m_pBitmap->Create(width, height, FXDIB_Rgb, (FX_LPBYTE)pBuffer);\r
- pContext->m_pDevice = FX_NEW CPDF_FxgeDevice;\r
- ((CPDF_FxgeDevice*)pContext->m_pDevice)->Attach(pContext->m_pBitmap);\r
- \r
-#ifdef DEBUG_TRACE\r
- CPDF_ModuleMgr::Get()->ReportError(999, "Ready for PDF rendering");\r
-#endif\r
-\r
- // output to bitmap device\r
- if (flags & FPDF_NO_CATCH)\r
- Func_RenderPage(pContext, page, start_x - rect.left, start_y - rect.top, size_x, size_y, rotate, flags);\r
- else {\r
- try {\r
- Func_RenderPage(pContext, page, start_x - rect.left, start_y - rect.top, size_x, size_y, rotate, flags);\r
- } catch (...) {\r
- }\r
- }\r
-\r
-#ifdef DEBUG_TRACE\r
- CPDF_ModuleMgr::Get()->ReportError(999, "Finished PDF rendering");\r
-#endif\r
-\r
- // Now output to real device\r
- HDC hMemDC = CreateCompatibleDC(dc);\r
- if (hMemDC == NULL) {\r
-#if defined(DEBUG) || defined(_DEBUG)\r
- char str[128];\r
- sprintf(str, "Error CreateCompatibleDC. Error code = %d", GetLastError());\r
- CPDF_ModuleMgr::Get()->ReportError(FPDFERR_OUT_OF_MEMORY, str);\r
-#else\r
- CPDF_ModuleMgr::Get()->ReportError(FPDFERR_OUT_OF_MEMORY, NULL);\r
-#endif\r
- }\r
-\r
- HGDIOBJ hOldBitmap = SelectObject(hMemDC, pContext->m_hBitmap);\r
-\r
-#ifdef DEBUG_TRACE\r
- CPDF_ModuleMgr::Get()->ReportError(999, "Ready for screen rendering");\r
-#endif\r
-\r
- BitBlt(dc, rect.left, rect.top, width, height, hMemDC, 0, 0, SRCCOPY);\r
- SelectObject(hMemDC, hOldBitmap);\r
- DeleteDC(hMemDC);\r
-\r
-#ifdef DEBUG_TRACE\r
- CPDF_ModuleMgr::Get()->ReportError(999, "Finished screen rendering");\r
-#endif\r
-\r
-#endif\r
- if (bBackgroundAlphaNeeded)\r
- {\r
- if (pBitmap)\r
- delete pBitmap;\r
- pBitmap = NULL;\r
- }\r
- delete pContext;\r
- pPage->RemovePrivateData((void*)1);\r
-}\r
-#endif\r
-\r
-DLLEXPORT void STDCALL FPDF_RenderPageBitmap(FPDF_BITMAP bitmap, FPDF_PAGE page, int start_x, int start_y, \r
- int size_x, int size_y, int rotate, int flags)\r
-{\r
- if (bitmap == NULL || page == NULL) return;\r
- CPDF_Page* pPage = (CPDF_Page*)page;\r
-\r
-\r
- CRenderContext* pContext = FX_NEW CRenderContext;\r
- pPage->SetPrivateData((void*)1, pContext, DropContext);\r
-#ifdef _SKIA_SUPPORT_\r
- pContext->m_pDevice = FX_NEW CFX_SkiaDevice;\r
-\r
- if (flags & FPDF_REVERSE_BYTE_ORDER)\r
- ((CFX_SkiaDevice*)pContext->m_pDevice)->Attach((CFX_DIBitmap*)bitmap,0,TRUE);\r
- else\r
- ((CFX_SkiaDevice*)pContext->m_pDevice)->Attach((CFX_DIBitmap*)bitmap);\r
-#else\r
- pContext->m_pDevice = FX_NEW CFX_FxgeDevice;\r
-\r
- if (flags & FPDF_REVERSE_BYTE_ORDER)\r
- ((CFX_FxgeDevice*)pContext->m_pDevice)->Attach((CFX_DIBitmap*)bitmap,0,TRUE);\r
- else\r
- ((CFX_FxgeDevice*)pContext->m_pDevice)->Attach((CFX_DIBitmap*)bitmap);\r
-#endif\r
- if (flags & FPDF_NO_CATCH)\r
- Func_RenderPage(pContext, page, start_x, start_y, size_x, size_y, rotate, flags,TRUE,NULL);\r
- else {\r
- try {\r
- Func_RenderPage(pContext, page, start_x, start_y, size_x, size_y, rotate, flags,TRUE,NULL);\r
- } catch (...) {\r
- }\r
- }\r
-\r
- delete pContext;\r
- pPage->RemovePrivateData((void*)1);\r
-}\r
-\r
-DLLEXPORT void STDCALL FPDF_ClosePage(FPDF_PAGE page)\r
-{\r
- if (!page) return;\r
- delete (CPDF_Page*)page;\r
-\r
-}\r
-\r
-DLLEXPORT void STDCALL FPDF_CloseDocument(FPDF_DOCUMENT document)\r
-{\r
- if (!document)\r
- return;\r
- CPDF_Document* pDoc = (CPDF_Document*)document; \r
- CPDF_Parser* pParser = (CPDF_Parser*)pDoc->GetParser();\r
- if (pParser == NULL) \r
- {\r
- delete pDoc;\r
- return;\r
- }\r
- delete pParser;\r
-// delete pDoc;\r
-}\r
-\r
-DLLEXPORT unsigned long STDCALL FPDF_GetLastError()\r
-{\r
- return GetLastError();\r
-}\r
-\r
-DLLEXPORT void STDCALL FPDF_DeviceToPage(FPDF_PAGE page, int start_x, int start_y, int size_x, int size_y,\r
- int rotate, int device_x, int device_y, double* page_x, double* page_y)\r
-{\r
- if (page == NULL || page_x == NULL || page_y == NULL) return;\r
- CPDF_Page* pPage = (CPDF_Page*)page;\r
-\r
- CPDF_Matrix page2device;\r
- pPage->GetDisplayMatrix(page2device, start_x, start_y, size_x, size_y, rotate);\r
- CPDF_Matrix device2page;\r
- device2page.SetReverse(page2device);\r
-\r
- FX_FLOAT page_x_f, page_y_f;\r
- device2page.Transform((FX_FLOAT)(device_x), (FX_FLOAT)(device_y), page_x_f, page_y_f);\r
-\r
- *page_x = (page_x_f);\r
- *page_y = (page_y_f);\r
-}\r
-\r
-DLLEXPORT void STDCALL FPDF_PageToDevice(FPDF_PAGE page, int start_x, int start_y, int size_x, int size_y,\r
- int rotate, double page_x, double page_y, int* device_x, int* device_y)\r
-{\r
- if (page == NULL || device_x == NULL || device_y == NULL) return;\r
- CPDF_Page* pPage = (CPDF_Page*)page;\r
-\r
- CPDF_Matrix page2device;\r
- pPage->GetDisplayMatrix(page2device, start_x, start_y, size_x, size_y, rotate);\r
-\r
- FX_FLOAT device_x_f, device_y_f;\r
- page2device.Transform(((FX_FLOAT)page_x), ((FX_FLOAT)page_y), device_x_f, device_y_f);\r
-\r
- *device_x = FXSYS_round(device_x_f);\r
- *device_y = FXSYS_round(device_y_f);\r
-}\r
-\r
-DLLEXPORT FPDF_BITMAP STDCALL FPDFBitmap_Create(int width, int height, int alpha)\r
-{\r
- CFX_DIBitmap* pBitmap = FX_NEW CFX_DIBitmap;\r
- pBitmap->Create(width, height, alpha ? FXDIB_Argb : FXDIB_Rgb32);\r
- return pBitmap;\r
-}\r
-\r
-DLLEXPORT FPDF_BITMAP STDCALL FPDFBitmap_CreateEx(int width, int height, int format, void* first_scan, int stride)\r
-{\r
- FXDIB_Format fx_format;\r
- switch (format) {\r
- case FPDFBitmap_Gray:\r
- fx_format = FXDIB_8bppRgb;\r
- break;\r
- case FPDFBitmap_BGR:\r
- fx_format = FXDIB_Rgb;\r
- break;\r
- case FPDFBitmap_BGRx:\r
- fx_format = FXDIB_Rgb32;\r
- break;\r
- case FPDFBitmap_BGRA:\r
- fx_format = FXDIB_Argb;\r
- break;\r
- default:\r
- return NULL;\r
- }\r
- CFX_DIBitmap* pBitmap = FX_NEW CFX_DIBitmap;\r
- pBitmap->Create(width, height, fx_format, (FX_LPBYTE)first_scan, stride);\r
- return pBitmap;\r
-}\r
-\r
-DLLEXPORT void STDCALL FPDFBitmap_FillRect(FPDF_BITMAP bitmap, int left, int top, int width, int height, \r
- int red, int green, int blue, int alpha)\r
-{\r
- if (bitmap == NULL) return;\r
-#ifdef _SKIA_SUPPORT_\r
- CFX_SkiaDevice device;\r
-#else\r
- CFX_FxgeDevice device;\r
-#endif\r
- device.Attach((CFX_DIBitmap*)bitmap);\r
- if (!((CFX_DIBitmap*)bitmap)->HasAlpha()) alpha = 255;\r
- FX_RECT rect(left, top, left+width, top+height);\r
- device.FillRect(&rect, FXARGB_MAKE(alpha, red, green, blue));\r
-}\r
-\r
-DLLEXPORT void* STDCALL FPDFBitmap_GetBuffer(FPDF_BITMAP bitmap)\r
-{\r
- if (bitmap == NULL) return NULL;\r
- return ((CFX_DIBitmap*)bitmap)->GetBuffer();\r
-}\r
-\r
-DLLEXPORT int STDCALL FPDFBitmap_GetWidth(FPDF_BITMAP bitmap)\r
-{\r
- if (bitmap == NULL) return 0;\r
- return ((CFX_DIBitmap*)bitmap)->GetWidth();\r
-}\r
-\r
-DLLEXPORT int STDCALL FPDFBitmap_GetHeight(FPDF_BITMAP bitmap)\r
-{\r
- if (bitmap == NULL) return 0;\r
- return ((CFX_DIBitmap*)bitmap)->GetHeight();\r
-}\r
-\r
-DLLEXPORT int STDCALL FPDFBitmap_GetStride(FPDF_BITMAP bitmap)\r
-{\r
- if (bitmap == NULL) return 0;\r
- return ((CFX_DIBitmap*)bitmap)->GetPitch();\r
-}\r
-\r
-DLLEXPORT void STDCALL FPDFBitmap_Destroy(FPDF_BITMAP bitmap)\r
-{\r
- if (bitmap == NULL) return;\r
- delete (CFX_DIBitmap*)bitmap;\r
-}\r
-\r
-void FPDF_RenderPage_Retail(CRenderContext* pContext, FPDF_PAGE page, int start_x, int start_y, int size_x, int size_y,\r
- int rotate, int flags,FX_BOOL bNeedToRestore, IFSDK_PAUSE_Adapter * pause )\r
-{\r
-//#ifdef _LICENSED_BUILD_\r
- CPDF_Page* pPage = (CPDF_Page*)page;\r
- if (pPage == NULL) return;\r
-\r
- if (!pContext->m_pOptions)\r
- pContext->m_pOptions = new CPDF_RenderOptions;\r
-// CPDF_RenderOptions options;\r
- if (flags & FPDF_LCD_TEXT)\r
- pContext->m_pOptions->m_Flags |= RENDER_CLEARTYPE;\r
- else\r
- pContext->m_pOptions->m_Flags &= ~RENDER_CLEARTYPE;\r
- if (flags & FPDF_NO_NATIVETEXT)\r
- pContext->m_pOptions->m_Flags |= RENDER_NO_NATIVETEXT;\r
- if (flags & FPDF_RENDER_LIMITEDIMAGECACHE)\r
- pContext->m_pOptions->m_Flags |= RENDER_LIMITEDIMAGECACHE;\r
- if (flags & FPDF_RENDER_FORCEHALFTONE)\r
- pContext->m_pOptions->m_Flags |= RENDER_FORCE_HALFTONE;\r
- //Grayscale output\r
- if (flags & FPDF_GRAYSCALE)\r
- {\r
- pContext->m_pOptions->m_ColorMode = RENDER_COLOR_GRAY;\r
- pContext->m_pOptions->m_ForeColor = 0;\r
- pContext->m_pOptions->m_BackColor = 0xffffff;\r
- }\r
- const CPDF_OCContext::UsageType usage = (flags & FPDF_PRINTING) ? CPDF_OCContext::Print : CPDF_OCContext::View;\r
-\r
- pContext->m_pOptions->m_AddFlags = flags >> 8;\r
-\r
- pContext->m_pOptions->m_pOCContext = new CPDF_OCContext(pPage->m_pDocument, usage);\r
-\r
-\r
- CFX_AffineMatrix matrix;\r
- pPage->GetDisplayMatrix(matrix, start_x, start_y, size_x, size_y, rotate); \r
-\r
- FX_RECT clip;\r
- clip.left = start_x;\r
- clip.right = start_x + size_x;\r
- clip.top = start_y;\r
- clip.bottom = start_y + size_y;\r
- pContext->m_pDevice->SaveState();\r
- pContext->m_pDevice->SetClip_Rect(&clip);\r
-\r
- pContext->m_pContext = FX_NEW CPDF_RenderContext;\r
- pContext->m_pContext->Create(pPage);\r
- pContext->m_pContext->AppendObjectList(pPage, &matrix);\r
-\r
- if (flags & FPDF_ANNOT) {\r
- pContext->m_pAnnots = FX_NEW CPDF_AnnotList(pPage);\r
- FX_BOOL bPrinting = pContext->m_pDevice->GetDeviceClass() != FXDC_DISPLAY;\r
- pContext->m_pAnnots->DisplayAnnots(pPage, pContext->m_pContext, bPrinting, &matrix, TRUE, NULL);\r
- }\r
-\r
- pContext->m_pRenderer = FX_NEW CPDF_ProgressiveRenderer;\r
- pContext->m_pRenderer->Start(pContext->m_pContext, pContext->m_pDevice, pContext->m_pOptions, pause);\r
- if (bNeedToRestore)\r
- {\r
- pContext->m_pDevice->RestoreState();\r
- }\r
- \r
-//#endif\r
-}\r
-\r
-DLLEXPORT int STDCALL FPDF_GetPageSizeByIndex(FPDF_DOCUMENT document, int page_index, double* width, double* height)\r
-{\r
- CPDF_Document* pDoc = (CPDF_Document*)document;\r
- if(pDoc == NULL)\r
- return FALSE;\r
-\r
- CPDF_Dictionary* pDict = pDoc->GetPage(page_index);\r
- if (pDict == NULL) return FALSE;\r
-\r
- CPDF_Page page;\r
- page.Load(pDoc, pDict);\r
- *width = page.GetPageWidth();\r
- *height = page.GetPageHeight();\r
-\r
- return TRUE;\r
-}\r
-\r
-DLLEXPORT FPDF_BOOL STDCALL FPDF_VIEWERREF_GetPrintScaling(FPDF_DOCUMENT document)\r
-{\r
- CPDF_Document* pDoc = (CPDF_Document*)document;\r
- if (!pDoc) return TRUE;\r
- CPDF_ViewerPreferences viewRef(pDoc);\r
- return viewRef.PrintScaling();\r
-}\r
-\r
-DLLEXPORT FPDF_DEST STDCALL FPDF_GetNamedDestByName(FPDF_DOCUMENT document,FPDF_BYTESTRING name)\r
-{\r
- if (document == NULL)\r
- return NULL;\r
- if (name == NULL || name[0] == 0) \r
- return NULL;\r
-\r
- CPDF_Document* pDoc = (CPDF_Document*)document;\r
- CPDF_NameTree name_tree(pDoc, FX_BSTRC("Dests"));\r
- return name_tree.LookupNamedDest(pDoc, name);\r
-}
\ No newline at end of file
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#include "../include/fsdk_define.h"
+#include "../include/fsdk_mgr.h"
+#include "../include/fpdfview.h"
+#include "../include/fsdk_rendercontext.h"
+#include "../include/fpdf_progressive.h"
+#include "../include/fpdf_ext.h"
+#include "../../../core/src/fxcrt/fx_safe_types.h"
+#include "../../third_party/base/numerics/safe_conversions_impl.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,(FX_LPBYTE) 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;
+ default:
+ break;
+ }
+}
+
+FPDF_BOOL FSDK_IsSandBoxPolicyEnabled(FPDF_DWORD policy)
+{
+ switch(policy)
+ {
+ case FPDF_POLICY_MACHINETIME_ACCESS:
+ {
+ if(foxit_sandbox_policy&0x01)
+ return TRUE;
+ else
+ return FALSE;
+ }
+ break;
+ default:
+ break;
+ }
+ return FALSE;
+}
+
+
+#ifndef _T
+#define _T(x) x
+#endif
+
+#ifdef API5
+ CPDF_ModuleMgr* g_pModuleMgr = NULL;
+#else
+ CCodec_ModuleMgr* g_pCodecModule = NULL;
+#endif
+
+//extern CPDFSDK_FormFillApp* g_pFormFillApp;
+
+#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;
+};
+
+CFontMapper* g_pFontMapper = NULL;
+#endif // #if _FX_OS_ == _FX_LINUX_EMBEDDED_
+
+DLLEXPORT void STDCALL FPDF_InitLibrary()
+{
+ g_pCodecModule = CCodec_ModuleMgr::Create();
+
+ 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();
+ }
+}
+
+
+DLLEXPORT void STDCALL FPDF_DestroyLibrary()
+{
+
+#if _FX_OS_ == _FX_LINUX_EMBEDDED_
+ if (g_pFontMapper) delete g_pFontMapper;
+#endif
+#ifdef API5
+ g_pModuleMgr->Destroy();
+#else
+ CPDF_ModuleMgr::Destroy();
+ CFX_GEModule::Destroy();
+ g_pCodecModule->Destroy();
+#endif
+}
+
+#ifndef _WIN32
+int g_LastError;
+void SetLastError(int err)
+{
+ g_LastError = err;
+}
+
+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);
+}
+
+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((FX_LPCSTR)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 FX_FINAL: public IFX_FileRead
+{
+public:
+ CMemFile(FX_BYTE* 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:
+ FX_BYTE* 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((FX_BYTE*)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;
+}
+
+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 );
+void (*Func_RenderPage)(CRenderContext*, 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 ) = FPDF_RenderPage_Retail;
+
+#if defined(_DEBUG) || defined(DEBUG)
+#define DEBUG_TRACE
+#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);
+
+#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);
+#ifdef _SKIA_SUPPORT_
+ 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);
+#endif
+ }
+ else
+ pContext->m_pDevice = new CFX_WindowsDevice(dc);
+
+ Func_RenderPage(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;
+
+#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);
+ }
+#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) {
+#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);
+#else
+ CPDF_ModuleMgr::Get()->ReportError(FPDFERR_OUT_OF_MEMORY, NULL);
+#endif
+ }
+ FXSYS_memset(pBuffer, 0xff, height*((width*3+3)/4*4));
+
+#ifdef DEBUG_TRACE
+ {
+ 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, (FX_LPBYTE)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");
+#endif
+
+ // output to bitmap device
+ Func_RenderPage(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");
+#endif
+
+ // 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);
+#else
+ CPDF_ModuleMgr::Get()->ReportError(FPDFERR_OUT_OF_MEMORY, NULL);
+#endif
+ }
+
+ HGDIOBJ hOldBitmap = SelectObject(hMemDC, pContext->m_hBitmap);
+
+#ifdef DEBUG_TRACE
+ 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);
+
+#ifdef DEBUG_TRACE
+ CPDF_ModuleMgr::Get()->ReportError(999, "Finished screen rendering");
+#endif
+
+#endif
+ if (bBackgroundAlphaNeeded)
+ {
+ if (pBitmap)
+ 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);
+#ifdef _SKIA_SUPPORT_
+ 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);
+#else
+ 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);
+#endif
+
+ Func_RenderPage(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((FX_LPVOID)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;
+// delete pDoc;
+}
+
+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)
+{
+ CFX_DIBitmap* pBitmap = new CFX_DIBitmap;
+ pBitmap->Create(width, height, alpha ? FXDIB_Argb : FXDIB_Rgb32);
+ return pBitmap;
+}
+
+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, (FX_LPBYTE)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;
+#else
+ 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)
+{
+ if (bitmap == NULL) return;
+ 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;
+// CPDF_RenderOptions options;
+ 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_pRenderer->Start(pContext->m_pContext, pContext->m_pDevice, pContext->m_pOptions, 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 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 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) 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;
+ }
+ return (FPDF_DEST)pDestObj;
+}
projects / pdfium.git / blobdiff