| // 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/fxge/fx_ge.h" | |
| #include "../../../include/fxge/fx_freetype.h" | |
| #include "text_int.h" | |
| #define GET_TT_SHORT(w) (FX_WORD)(((w)[0] << 8) | (w)[1]) | |
| #define GET_TT_LONG(w) (FX_DWORD)(((w)[0] << 24) | ((w)[1] << 16) | ((w)[2] << 8) | (w)[3]) | |
| CFX_SubstFont::CFX_SubstFont() | |
| { | |
| m_ExtHandle = NULL; | |
| m_Charset = 0; | |
| m_SubstFlags = 0; | |
| m_Weight = 0; | |
| m_ItalicAngle = 0; | |
| m_bSubstOfCJK = FALSE; | |
| m_WeightCJK = 0; | |
| m_bItlicCJK = FALSE; | |
| } | |
| CTTFontDesc::~CTTFontDesc() | |
| { | |
| if (m_Type == 1) { | |
| if (m_SingleFace.m_pFace) { | |
| FXFT_Done_Face(m_SingleFace.m_pFace); | |
| } | |
| } else if (m_Type == 2) { | |
| for (int i = 0; i < 16; i ++) | |
| if (m_TTCFace.m_pFaces[i]) { | |
| FXFT_Done_Face(m_TTCFace.m_pFaces[i]); | |
| } | |
| } | |
| if (m_pFontData) { | |
| FX_Free(m_pFontData); | |
| } | |
| } | |
| FX_BOOL CTTFontDesc::ReleaseFace(FXFT_Face face) | |
| { | |
| if (m_Type == 1) { | |
| if (m_SingleFace.m_pFace != face) { | |
| return FALSE; | |
| } | |
| } else if (m_Type == 2) { | |
| int i; | |
| for (i = 0; i < 16; i ++) | |
| if (m_TTCFace.m_pFaces[i] == face) { | |
| break; | |
| } | |
| if (i == 16) { | |
| return FALSE; | |
| } | |
| } | |
| m_RefCount --; | |
| if (m_RefCount) { | |
| return FALSE; | |
| } | |
| delete this; | |
| return TRUE; | |
| } | |
| CFX_FontMgr::CFX_FontMgr() | |
| { | |
| m_pBuiltinMapper = FX_NEW CFX_FontMapper; | |
| if (!m_pBuiltinMapper) { | |
| return; | |
| } | |
| m_pBuiltinMapper->m_pFontMgr = this; | |
| m_pExtMapper = NULL; | |
| m_FTLibrary = NULL; | |
| FXSYS_memset32(m_ExternalFonts, 0, sizeof m_ExternalFonts); | |
| } | |
| CFX_FontMgr::~CFX_FontMgr() | |
| { | |
| if (m_pBuiltinMapper) { | |
| delete m_pBuiltinMapper; | |
| } | |
| FreeCache(); | |
| if (m_FTLibrary) { | |
| FXFT_Done_FreeType(m_FTLibrary); | |
| } | |
| } | |
| void CFX_FontMgr::InitFTLibrary() | |
| { | |
| if (m_FTLibrary == NULL) { | |
| FXFT_Init_FreeType(&m_FTLibrary); | |
| } | |
| } | |
| void CFX_FontMgr::FreeCache() | |
| { | |
| FX_POSITION pos = m_FaceMap.GetStartPosition(); | |
| while(pos) { | |
| CFX_ByteString Key; | |
| CTTFontDesc* face; | |
| m_FaceMap.GetNextAssoc(pos, Key, (void*&)face); | |
| delete face; | |
| } | |
| m_FaceMap.RemoveAll(); | |
| } | |
| void CFX_FontMgr::SetSystemFontInfo(IFX_SystemFontInfo* pFontInfo) | |
| { | |
| m_pBuiltinMapper->SetSystemFontInfo(pFontInfo); | |
| } | |
| FXFT_Face CFX_FontMgr::FindSubstFont(const CFX_ByteString& face_name, FX_BOOL bTrueType, | |
| FX_DWORD flags, int weight, int italic_angle, int CharsetCP, CFX_SubstFont* pSubstFont) | |
| { | |
| if (m_FTLibrary == NULL) { | |
| FXFT_Init_FreeType(&m_FTLibrary); | |
| } | |
| if (m_pExtMapper) { | |
| FXFT_Face face = m_pExtMapper->FindSubstFont(face_name, bTrueType, flags, weight, italic_angle, | |
| CharsetCP, pSubstFont); | |
| if (face) { | |
| return face; | |
| } | |
| } | |
| return m_pBuiltinMapper->FindSubstFont(face_name, bTrueType, flags, weight, italic_angle, | |
| CharsetCP, pSubstFont); | |
| } | |
| FXFT_Face CFX_FontMgr::GetCachedFace(const CFX_ByteString& face_name, | |
| int weight, FX_BOOL bItalic, FX_LPBYTE& pFontData) | |
| { | |
| CFX_ByteString key(face_name); | |
| key += ','; | |
| key += CFX_ByteString::FormatInteger(weight); | |
| key += bItalic ? 'I' : 'N'; | |
| CTTFontDesc* pFontDesc = NULL; | |
| m_FaceMap.Lookup(key, (void*&)pFontDesc); | |
| if(pFontDesc) { | |
| pFontData = pFontDesc->m_pFontData; | |
| pFontDesc->m_RefCount ++; | |
| return pFontDesc->m_SingleFace.m_pFace; | |
| } | |
| return NULL; | |
| } | |
| FXFT_Face CFX_FontMgr::AddCachedFace(const CFX_ByteString& face_name, | |
| int weight, FX_BOOL bItalic, FX_LPBYTE pData, FX_DWORD size, int face_index) | |
| { | |
| CTTFontDesc* pFontDesc = FX_NEW CTTFontDesc; | |
| if (!pFontDesc) { | |
| return NULL; | |
| } | |
| pFontDesc->m_Type = 1; | |
| pFontDesc->m_SingleFace.m_pFace = NULL; | |
| pFontDesc->m_SingleFace.m_bBold = weight; | |
| pFontDesc->m_SingleFace.m_bItalic = bItalic; | |
| pFontDesc->m_pFontData = pData; | |
| pFontDesc->m_RefCount = 1; | |
| FXFT_Library library; | |
| if (m_FTLibrary == NULL) { | |
| FXFT_Init_FreeType(&m_FTLibrary); | |
| } | |
| library = m_FTLibrary; | |
| int ret = FXFT_New_Memory_Face(library, pData, size, face_index, &pFontDesc->m_SingleFace.m_pFace); | |
| if (ret) { | |
| delete pFontDesc; | |
| return NULL; | |
| } | |
| ret = FXFT_Set_Pixel_Sizes(pFontDesc->m_SingleFace.m_pFace, 64, 64); | |
| if (ret) { | |
| delete pFontDesc; | |
| return NULL; | |
| } | |
| CFX_ByteString key(face_name); | |
| key += ','; | |
| key += CFX_ByteString::FormatInteger(weight); | |
| key += bItalic ? 'I' : 'N'; | |
| m_FaceMap.SetAt(key, pFontDesc); | |
| return pFontDesc->m_SingleFace.m_pFace; | |
| } | |
| const FX_LPCSTR g_Base14FontNames[14] = { | |
| "Courier", | |
| "Courier-Bold", | |
| "Courier-BoldOblique", | |
| "Courier-Oblique", | |
| "Helvetica", | |
| "Helvetica-Bold", | |
| "Helvetica-BoldOblique", | |
| "Helvetica-Oblique", | |
| "Times-Roman", | |
| "Times-Bold", | |
| "Times-BoldItalic", | |
| "Times-Italic", | |
| "Symbol", | |
| "ZapfDingbats", | |
| }; | |
| const struct _AltFontName { | |
| const FX_CHAR* m_pName; | |
| int m_Index; | |
| } | |
| g_AltFontNames[] = { | |
| {"Arial", 4}, | |
| {"Arial,Bold", 5}, | |
| {"Arial,BoldItalic", 6}, | |
| {"Arial,Italic", 7}, | |
| {"Arial-Bold", 5}, | |
| {"Arial-BoldItalic", 6}, | |
| {"Arial-BoldItalicMT", 6}, | |
| {"Arial-BoldMT", 5}, | |
| {"Arial-Italic", 7}, | |
| {"Arial-ItalicMT", 7}, | |
| {"ArialBold", 5}, | |
| {"ArialBoldItalic", 6}, | |
| {"ArialItalic", 7}, | |
| {"ArialMT", 4}, | |
| {"ArialMT,Bold", 5}, | |
| {"ArialMT,BoldItalic", 6}, | |
| {"ArialMT,Italic", 7}, | |
| {"ArialRoundedMTBold", 5}, | |
| {"Courier", 0}, | |
| {"Courier,Bold", 1}, | |
| {"Courier,BoldItalic", 2}, | |
| {"Courier,Italic", 3}, | |
| {"Courier-Bold", 1}, | |
| {"Courier-BoldOblique", 2}, | |
| {"Courier-Oblique", 3}, | |
| {"CourierBold", 1}, | |
| {"CourierBoldItalic", 2}, | |
| {"CourierItalic", 3}, | |
| {"CourierNew", 0}, | |
| {"CourierNew,Bold", 1}, | |
| {"CourierNew,BoldItalic", 2}, | |
| {"CourierNew,Italic", 3}, | |
| {"CourierNew-Bold", 1}, | |
| {"CourierNew-BoldItalic", 2}, | |
| {"CourierNew-Italic", 3}, | |
| {"CourierNewBold", 1}, | |
| {"CourierNewBoldItalic", 2}, | |
| {"CourierNewItalic", 3}, | |
| {"CourierNewPS-BoldItalicMT", 2}, | |
| {"CourierNewPS-BoldMT", 1}, | |
| {"CourierNewPS-ItalicMT", 3}, | |
| {"CourierNewPSMT", 0}, | |
| {"CourierStd", 0}, | |
| {"CourierStd-Bold", 1}, | |
| {"CourierStd-BoldOblique", 2}, | |
| {"CourierStd-Oblique", 3}, | |
| {"Helvetica", 4}, | |
| {"Helvetica,Bold", 5}, | |
| {"Helvetica,BoldItalic", 6}, | |
| {"Helvetica,Italic", 7}, | |
| {"Helvetica-Bold", 5}, | |
| {"Helvetica-BoldItalic", 6}, | |
| {"Helvetica-BoldOblique", 6}, | |
| {"Helvetica-Italic", 7}, | |
| {"Helvetica-Oblique", 7}, | |
| {"HelveticaBold", 5}, | |
| {"HelveticaBoldItalic", 6}, | |
| {"HelveticaItalic", 7}, | |
| {"Symbol", 12}, | |
| {"SymbolMT", 12}, | |
| {"Times-Bold", 9}, | |
| {"Times-BoldItalic", 10}, | |
| {"Times-Italic", 11}, | |
| {"Times-Roman", 8}, | |
| {"TimesBold", 9}, | |
| {"TimesBoldItalic", 10}, | |
| {"TimesItalic", 11}, | |
| {"TimesNewRoman", 8}, | |
| {"TimesNewRoman,Bold", 9}, | |
| {"TimesNewRoman,BoldItalic", 10}, | |
| {"TimesNewRoman,Italic", 11}, | |
| {"TimesNewRoman-Bold", 9}, | |
| {"TimesNewRoman-BoldItalic", 10}, | |
| {"TimesNewRoman-Italic", 11}, | |
| {"TimesNewRomanBold", 9}, | |
| {"TimesNewRomanBoldItalic", 10}, | |
| {"TimesNewRomanItalic", 11}, | |
| {"TimesNewRomanPS", 8}, | |
| {"TimesNewRomanPS-Bold", 9}, | |
| {"TimesNewRomanPS-BoldItalic", 10}, | |
| {"TimesNewRomanPS-BoldItalicMT", 10}, | |
| {"TimesNewRomanPS-BoldMT", 9}, | |
| {"TimesNewRomanPS-Italic", 11}, | |
| {"TimesNewRomanPS-ItalicMT", 11}, | |
| {"TimesNewRomanPSMT", 8}, | |
| {"TimesNewRomanPSMT,Bold", 9}, | |
| {"TimesNewRomanPSMT,BoldItalic", 10}, | |
| {"TimesNewRomanPSMT,Italic", 11}, | |
| {"ZapfDingbats", 13}, | |
| }; | |
| extern "C" { | |
| static int compareString(const void* key, const void* element) | |
| { | |
| return FXSYS_stricmp((FX_LPCSTR)key, ((_AltFontName*)element)->m_pName); | |
| } | |
| } | |
| int _PDF_GetStandardFontName(CFX_ByteString& name) | |
| { | |
| _AltFontName* found = (_AltFontName*)FXSYS_bsearch((FX_LPCSTR)name, g_AltFontNames, | |
| sizeof g_AltFontNames / sizeof (_AltFontName), sizeof (_AltFontName), compareString); | |
| if (found == NULL) { | |
| return -1; | |
| } | |
| name = g_Base14FontNames[found->m_Index]; | |
| return found->m_Index; | |
| } | |
| int GetTTCIndex(FX_LPCBYTE pFontData, FX_DWORD ttc_size, FX_DWORD font_offset) | |
| { | |
| int face_index = 0; | |
| FX_LPCBYTE p = pFontData + 8; | |
| FX_DWORD nfont = GET_TT_LONG(p); | |
| FX_DWORD index; | |
| for (index = 0; index < nfont; index ++) { | |
| p = pFontData + 12 + index * 4; | |
| if (GET_TT_LONG(p) == font_offset) { | |
| break; | |
| } | |
| } | |
| if(index >= nfont) { | |
| face_index = 0; | |
| } else { | |
| face_index = index; | |
| } | |
| return face_index; | |
| } | |
| FXFT_Face CFX_FontMgr::GetCachedTTCFace(int ttc_size, FX_DWORD checksum, | |
| int font_offset, FX_LPBYTE& pFontData) | |
| { | |
| CFX_ByteString key; | |
| key.Format("%d:%d", ttc_size, checksum); | |
| CTTFontDesc* pFontDesc = NULL; | |
| m_FaceMap.Lookup(key, (void*&)pFontDesc); | |
| if (pFontDesc == NULL) { | |
| return NULL; | |
| } | |
| pFontData = pFontDesc->m_pFontData; | |
| pFontDesc->m_RefCount ++; | |
| int face_index = GetTTCIndex(pFontDesc->m_pFontData, ttc_size, font_offset); | |
| if (pFontDesc->m_TTCFace.m_pFaces[face_index] == NULL) { | |
| pFontDesc->m_TTCFace.m_pFaces[face_index] = GetFixedFace(pFontDesc->m_pFontData, ttc_size, face_index); | |
| } | |
| return pFontDesc->m_TTCFace.m_pFaces[face_index]; | |
| } | |
| FXFT_Face CFX_FontMgr::AddCachedTTCFace(int ttc_size, FX_DWORD checksum, | |
| FX_LPBYTE pData, FX_DWORD size, int font_offset) | |
| { | |
| CFX_ByteString key; | |
| key.Format("%d:%d", ttc_size, checksum); | |
| CTTFontDesc* pFontDesc = FX_NEW CTTFontDesc; | |
| if (!pFontDesc) { | |
| return NULL; | |
| } | |
| pFontDesc->m_Type = 2; | |
| pFontDesc->m_pFontData = pData; | |
| for (int i = 0; i < 16; i ++) { | |
| pFontDesc->m_TTCFace.m_pFaces[i] = NULL; | |
| } | |
| pFontDesc->m_RefCount ++; | |
| key.Format("%d:%d", ttc_size, checksum); | |
| m_FaceMap.SetAt(key, pFontDesc); | |
| int face_index = GetTTCIndex(pFontDesc->m_pFontData, ttc_size, font_offset); | |
| pFontDesc->m_TTCFace.m_pFaces[face_index] = GetFixedFace(pFontDesc->m_pFontData, ttc_size, face_index); | |
| return pFontDesc->m_TTCFace.m_pFaces[face_index]; | |
| } | |
| FXFT_Face CFX_FontMgr::GetFixedFace(FX_LPCBYTE pData, FX_DWORD size, int face_index) | |
| { | |
| FXFT_Library library; | |
| if (m_FTLibrary == NULL) { | |
| FXFT_Init_FreeType(&m_FTLibrary); | |
| } | |
| library = m_FTLibrary; | |
| FXFT_Face face = NULL; | |
| int ret = FXFT_New_Memory_Face(library, pData, size, face_index, &face); | |
| if (ret) { | |
| return NULL; | |
| } | |
| ret = FXFT_Set_Pixel_Sizes(face, 64, 64); | |
| if (ret) { | |
| return NULL; | |
| } | |
| return face; | |
| } | |
| FXFT_Face CFX_FontMgr::GetFileFace(FX_LPCSTR filename, int face_index) | |
| { | |
| FXFT_Library library; | |
| if (m_FTLibrary == NULL) { | |
| FXFT_Init_FreeType(&m_FTLibrary); | |
| } | |
| library = m_FTLibrary; | |
| FXFT_Face face = NULL; | |
| int ret = FXFT_New_Face(library, filename, face_index, &face); | |
| if (ret) { | |
| return NULL; | |
| } | |
| ret = FXFT_Set_Pixel_Sizes(face, 64, 64); | |
| if (ret) { | |
| return NULL; | |
| } | |
| return face; | |
| } | |
| void CFX_FontMgr::ReleaseFace(FXFT_Face face) | |
| { | |
| if (face == NULL) { | |
| return; | |
| } | |
| FX_POSITION pos = m_FaceMap.GetStartPosition(); | |
| while(pos) { | |
| CFX_ByteString Key; | |
| CTTFontDesc* ttface; | |
| m_FaceMap.GetNextAssoc(pos, Key, (void*&)ttface); | |
| if (ttface->ReleaseFace(face)) { | |
| m_FaceMap.RemoveKey(Key); | |
| } | |
| } | |
| } | |
| extern "C" { | |
| extern const unsigned char g_FoxitFixedItalicFontData [18746]; | |
| extern const unsigned char g_FoxitFixedFontData [17597]; | |
| extern const unsigned char g_FoxitSansItalicFontData [16339]; | |
| extern const unsigned char g_FoxitSansFontData [15025]; | |
| extern const unsigned char g_FoxitSerifItalicFontData [21227]; | |
| extern const unsigned char g_FoxitSerifFontData [19469]; | |
| extern const unsigned char g_FoxitFixedBoldItalicFontData [19151]; | |
| extern const unsigned char g_FoxitFixedBoldFontData [18055]; | |
| extern const unsigned char g_FoxitSansBoldItalicFontData [16418]; | |
| extern const unsigned char g_FoxitSansBoldFontData [16344]; | |
| extern const unsigned char g_FoxitSerifBoldItalicFontData [20733]; | |
| extern const unsigned char g_FoxitSerifBoldFontData [19395]; | |
| extern const unsigned char g_FoxitSymbolFontData[16729]; | |
| extern const unsigned char g_FoxitDingbatsFontData[29513]; | |
| extern const unsigned char g_FoxitSerifMMFontData[113417]; | |
| extern const unsigned char g_FoxitSansMMFontData[66919]; | |
| }; | |
| const FoxitFonts g_FoxitFonts[14] = { | |
| {g_FoxitFixedFontData, 17597}, | |
| {g_FoxitFixedBoldFontData, 18055}, | |
| {g_FoxitFixedBoldItalicFontData, 19151}, | |
| {g_FoxitFixedItalicFontData, 18746}, | |
| {g_FoxitSansFontData, 15025}, | |
| {g_FoxitSansBoldFontData, 16344}, | |
| {g_FoxitSansBoldItalicFontData, 16418}, | |
| {g_FoxitSansItalicFontData, 16339}, | |
| {g_FoxitSerifFontData, 19469}, | |
| {g_FoxitSerifBoldFontData, 19395}, | |
| {g_FoxitSerifBoldItalicFontData, 20733}, | |
| {g_FoxitSerifItalicFontData, 21227}, | |
| {g_FoxitSymbolFontData, 16729}, | |
| {g_FoxitDingbatsFontData, 29513}, | |
| }; | |
| void _FPDFAPI_GetInternalFontData(int id, FX_LPCBYTE& data, FX_DWORD& size) | |
| { | |
| CFX_GEModule::Get()->GetFontMgr()->GetStandardFont(data, size, id); | |
| } | |
| FX_BOOL CFX_FontMgr::GetStandardFont(FX_LPCBYTE& pFontData, FX_DWORD& size, int index) | |
| { | |
| if (index > 15 || index < 0) { | |
| return FALSE; | |
| } | |
| { | |
| if (index >= 14) { | |
| if (index == 14) { | |
| pFontData = g_FoxitSerifMMFontData; | |
| size = 113417; | |
| } else { | |
| pFontData = g_FoxitSansMMFontData; | |
| size = 66919; | |
| } | |
| } else { | |
| pFontData = g_FoxitFonts[index].m_pFontData; | |
| size = g_FoxitFonts[index].m_dwSize; | |
| } | |
| } | |
| return TRUE; | |
| } | |
| CFX_FontMapper::CFX_FontMapper() | |
| { | |
| FXSYS_memset32(m_FoxitFaces, 0, sizeof m_FoxitFaces); | |
| m_MMFaces[0] = m_MMFaces[1] = NULL; | |
| m_pFontInfo = NULL; | |
| m_bListLoaded = FALSE; | |
| m_pFontEnumerator = NULL; | |
| } | |
| CFX_FontMapper::~CFX_FontMapper() | |
| { | |
| for (int i = 0; i < 14; i ++) | |
| if (m_FoxitFaces[i]) { | |
| FXFT_Done_Face(m_FoxitFaces[i]); | |
| } | |
| if (m_MMFaces[0]) { | |
| FXFT_Done_Face(m_MMFaces[0]); | |
| } | |
| if (m_MMFaces[1]) { | |
| FXFT_Done_Face(m_MMFaces[1]); | |
| } | |
| if (m_pFontInfo) { | |
| m_pFontInfo->Release(); | |
| } | |
| } | |
| void CFX_FontMapper::SetSystemFontInfo(IFX_SystemFontInfo* pFontInfo) | |
| { | |
| if (pFontInfo == NULL) { | |
| return; | |
| } | |
| if (m_pFontInfo) { | |
| m_pFontInfo->Release(); | |
| } | |
| m_pFontInfo = pFontInfo; | |
| } | |
| static CFX_ByteString _TT_NormalizeName(FX_LPCSTR family) | |
| { | |
| CFX_ByteString norm(family, -1); | |
| norm.Remove(' '); | |
| norm.Remove('-'); | |
| norm.Remove(','); | |
| int pos = norm.Find('+'); | |
| if (pos > 0) { | |
| norm = norm.Left(pos); | |
| } | |
| norm.MakeLower(); | |
| return norm; | |
| } | |
| CFX_ByteString _FPDF_GetNameFromTT(FX_LPCBYTE name_table, FX_DWORD name_id) | |
| { | |
| FX_LPCBYTE ptr = name_table + 2; | |
| int name_count = GET_TT_SHORT(ptr); | |
| int string_offset = GET_TT_SHORT(ptr + 2); | |
| FX_LPCBYTE string_ptr = name_table + string_offset; | |
| ptr += 4; | |
| for (int i = 0; i < name_count; i ++) { | |
| if (GET_TT_SHORT(ptr + 6) == name_id && GET_TT_SHORT(ptr) == 1 && GET_TT_SHORT(ptr + 2) == 0) { | |
| return CFX_ByteStringC(string_ptr + GET_TT_SHORT(ptr + 10), GET_TT_SHORT(ptr + 8)); | |
| } | |
| ptr += 12; | |
| } | |
| return CFX_ByteString(); | |
| } | |
| static CFX_ByteString _FPDF_ReadStringFromFile(FXSYS_FILE* pFile, FX_DWORD size) | |
| { | |
| CFX_ByteString buffer; | |
| if (!FXSYS_fread(buffer.GetBuffer(size), size, 1, pFile)) { | |
| return CFX_ByteString(); | |
| } | |
| buffer.ReleaseBuffer(size); | |
| return buffer; | |
| } | |
| static CFX_ByteString _FPDF_ReadStringFromStreamFile(IFX_FileStream* pFile, FX_DWORD size) | |
| { | |
| CFX_ByteString buffer; | |
| if (!pFile->ReadBlock(buffer.GetBuffer(size), size)) { | |
| return CFX_ByteString(); | |
| } | |
| buffer.ReleaseBuffer(size); | |
| return buffer; | |
| } | |
| CFX_ByteString _FPDF_LoadTableFromTT(FXSYS_FILE* pFile, FX_LPCBYTE pTables, FX_DWORD nTables, FX_DWORD tag) | |
| { | |
| for (FX_DWORD i = 0; i < nTables; i ++) { | |
| FX_LPCBYTE p = pTables + i * 16; | |
| if (GET_TT_LONG(p) == tag) { | |
| FX_DWORD offset = GET_TT_LONG(p + 8); | |
| FX_DWORD size = GET_TT_LONG(p + 12); | |
| FXSYS_fseek(pFile, offset, FXSYS_SEEK_SET); | |
| return _FPDF_ReadStringFromFile(pFile, size); | |
| } | |
| } | |
| return CFX_ByteString(); | |
| } | |
| CFX_ByteString _FPDF_LoadTableFromTTStreamFile(IFX_FileStream* pFile, FX_LPCBYTE pTables, FX_DWORD nTables, FX_DWORD tag) | |
| { | |
| for (FX_DWORD i = 0; i < nTables; i ++) { | |
| FX_LPCBYTE p = pTables + i * 16; | |
| if (GET_TT_LONG(p) == tag) { | |
| FX_DWORD offset = GET_TT_LONG(p + 8); | |
| FX_DWORD size = GET_TT_LONG(p + 12); | |
| CFX_ByteString buffer; | |
| if (!pFile->ReadBlock(buffer.GetBuffer(size), offset, size)) { | |
| return CFX_ByteString(); | |
| } | |
| buffer.ReleaseBuffer(size); | |
| return buffer; | |
| } | |
| } | |
| return CFX_ByteString(); | |
| } | |
| CFX_ByteString CFX_FontMapper::GetPSNameFromTT(void* hFont) | |
| { | |
| if (m_pFontInfo == NULL) { | |
| CFX_ByteString(); | |
| } | |
| CFX_ByteString result; | |
| FX_DWORD size = m_pFontInfo->GetFontData(hFont, 0x6e616d65, NULL, 0); | |
| if (size) { | |
| FX_LPBYTE buffer = FX_Alloc(FX_BYTE, size); | |
| if (!buffer) { | |
| return result; | |
| } | |
| m_pFontInfo->GetFontData(hFont, 0x6e616d65, buffer, size); | |
| result = _FPDF_GetNameFromTT(buffer, 6); | |
| FX_Free(buffer); | |
| } | |
| return result; | |
| } | |
| void CFX_FontMapper::AddInstalledFont(const CFX_ByteString& name, int charset) | |
| { | |
| if (m_pFontInfo == NULL) { | |
| return; | |
| } | |
| if (m_CharsetArray.Find((FX_DWORD)charset) == -1) { | |
| m_CharsetArray.Add((FX_DWORD)charset); | |
| m_FaceArray.Add(name); | |
| } | |
| if (name == m_LastFamily) { | |
| return; | |
| } | |
| FX_LPCBYTE ptr = name; | |
| FX_BOOL bLocalized = FALSE; | |
| for (int i = 0; i < name.GetLength(); i ++) | |
| if (ptr[i] > 0x80) { | |
| bLocalized = TRUE; | |
| break; | |
| } | |
| if (bLocalized) { | |
| void* hFont = m_pFontInfo->GetFont(name); | |
| if (hFont == NULL) { | |
| FX_BOOL bExact; | |
| hFont = m_pFontInfo->MapFont(0, 0, FXFONT_DEFAULT_CHARSET, 0, name, bExact); | |
| if (hFont == NULL) { | |
| return; | |
| } | |
| } | |
| CFX_ByteString new_name = GetPSNameFromTT(hFont); | |
| if (!new_name.IsEmpty()) { | |
| new_name.Insert(0, ' '); | |
| m_InstalledTTFonts.Add(new_name); | |
| } | |
| m_pFontInfo->DeleteFont(hFont); | |
| } | |
| m_InstalledTTFonts.Add(name); | |
| m_LastFamily = name; | |
| } | |
| void CFX_FontMapper::LoadInstalledFonts() | |
| { | |
| if (m_pFontInfo == NULL) { | |
| return; | |
| } | |
| if (m_bListLoaded) { | |
| return; | |
| } | |
| if (m_bListLoaded) { | |
| return; | |
| } | |
| m_pFontInfo->EnumFontList(this); | |
| m_bListLoaded = TRUE; | |
| } | |
| CFX_ByteString CFX_FontMapper::MatchInstalledFonts(const CFX_ByteString& norm_name) | |
| { | |
| LoadInstalledFonts(); | |
| int i; | |
| for (i = m_InstalledTTFonts.GetSize() - 1; i >= 0; i --) { | |
| CFX_ByteString norm1 = _TT_NormalizeName(m_InstalledTTFonts[i]); | |
| if (norm1 == norm_name) { | |
| break; | |
| } | |
| } | |
| if (i < 0) { | |
| return CFX_ByteString(); | |
| } | |
| CFX_ByteString match = m_InstalledTTFonts[i]; | |
| if (match[0] == ' ') { | |
| match = m_InstalledTTFonts[i + 1]; | |
| } | |
| return match; | |
| } | |
| typedef struct _CHARSET_MAP_ { | |
| FX_BYTE charset; | |
| FX_WORD codepage; | |
| } CHARSET_MAP; | |
| static const CHARSET_MAP g_Codepage2CharsetTable[] = { | |
| { 1 , 0 }, | |
| { 2 , 42 }, | |
| { 254, 437 }, | |
| { 255, 850 }, | |
| { 222, 874 }, | |
| { 128, 932 }, | |
| { 134, 936 }, | |
| { 129, 949 }, | |
| { 136, 950 }, | |
| { 238, 1250 }, | |
| { 204, 1251 }, | |
| { 0, 1252 }, | |
| { 161, 1253 }, | |
| { 162, 1254 }, | |
| { 177, 1255 }, | |
| { 178, 1256 }, | |
| { 186, 1257 }, | |
| { 163, 1258 }, | |
| { 130, 1361 }, | |
| { 77, 10000 }, | |
| { 78, 10001 }, | |
| { 79, 10003 }, | |
| { 80, 10008 }, | |
| { 81, 10002 }, | |
| { 83, 10005 }, | |
| { 84, 10004 }, | |
| { 85, 10006 }, | |
| { 86, 10081 }, | |
| { 87, 10021 }, | |
| { 88, 10029 }, | |
| { 89, 10007 }, | |
| }; | |
| FX_BYTE _GetCharsetFromCodePage(FX_WORD codepage) | |
| { | |
| FX_INT32 iEnd = sizeof(g_Codepage2CharsetTable) / sizeof(CHARSET_MAP) - 1; | |
| FXSYS_assert(iEnd >= 0); | |
| FX_INT32 iStart = 0, iMid; | |
| do { | |
| iMid = (iStart + iEnd) / 2; | |
| const CHARSET_MAP & cp = g_Codepage2CharsetTable[iMid]; | |
| if (codepage == cp.codepage) { | |
| return cp.charset; | |
| } else if (codepage < cp.codepage) { | |
| iEnd = iMid - 1; | |
| } else { | |
| iStart = iMid + 1; | |
| } | |
| } while (iStart <= iEnd); | |
| return 1; | |
| } | |
| FX_DWORD _GetCodePageRangeFromCharset(int charset) | |
| { | |
| if (charset == FXFONT_EASTEUROPE_CHARSET) { | |
| return 1 << 1; | |
| } | |
| if (charset == FXFONT_GREEK_CHARSET) { | |
| return 1 << 3; | |
| } | |
| if (charset == FXFONT_TURKISH_CHARSET) { | |
| return 1 << 4; | |
| } | |
| if (charset == FXFONT_HEBREW_CHARSET) { | |
| return 1 << 5; | |
| } | |
| if (charset == FXFONT_ARABIC_CHARSET) { | |
| return 1 << 6; | |
| } | |
| if (charset == FXFONT_BALTIC_CHARSET) { | |
| return 1 << 7; | |
| } | |
| if (charset == FXFONT_THAI_CHARSET) { | |
| return 1 << 16; | |
| } | |
| if (charset == FXFONT_SHIFTJIS_CHARSET) { | |
| return 1 << 17; | |
| } | |
| if (charset == FXFONT_GB2312_CHARSET) { | |
| return 1 << 18; | |
| } | |
| if (charset == FXFONT_CHINESEBIG5_CHARSET) { | |
| return 1 << 20; | |
| } | |
| if (charset == FXFONT_HANGEUL_CHARSET) { | |
| return 1 << 19; | |
| } | |
| if (charset == FXFONT_SYMBOL_CHARSET) { | |
| return 1 << 31; | |
| } | |
| return 1 << 21; | |
| } | |
| static int CP2CharSet(int cp) | |
| { | |
| if(cp == 932) { | |
| return FXFONT_SHIFTJIS_CHARSET; | |
| } else if(cp == 936) { | |
| return FXFONT_GB2312_CHARSET; | |
| } else if(cp == 949) { | |
| return FXFONT_HANGEUL_CHARSET; | |
| } else if(cp == 950) { | |
| return FXFONT_CHINESEBIG5_CHARSET; | |
| } | |
| return FXFONT_DEFAULT_CHARSET; | |
| } | |
| FXFT_Face CFX_FontMapper::UseInternalSubst(CFX_SubstFont* pSubstFont, int iBaseFont, int italic_angle, int weight, int picthfamily) | |
| { | |
| if (iBaseFont < 12) { | |
| if (m_FoxitFaces[iBaseFont]) { | |
| return m_FoxitFaces[iBaseFont]; | |
| } | |
| FX_LPCBYTE pFontData = NULL; | |
| FX_DWORD size = 0; | |
| if (m_pFontMgr->GetStandardFont(pFontData, size, iBaseFont)) { | |
| m_FoxitFaces[iBaseFont] = m_pFontMgr->GetFixedFace(pFontData, size, 0); | |
| return m_FoxitFaces[iBaseFont]; | |
| } | |
| } | |
| pSubstFont->m_SubstFlags |= FXFONT_SUBST_MM; | |
| pSubstFont->m_ItalicAngle = italic_angle; | |
| if (weight) { | |
| pSubstFont->m_Weight = weight; | |
| } | |
| if (picthfamily & FXFONT_FF_ROMAN) { | |
| pSubstFont->m_Weight = pSubstFont->m_Weight * 4 / 5; | |
| pSubstFont->m_Family = "Chrome Serif"; | |
| if (m_MMFaces[1]) { | |
| return m_MMFaces[1]; | |
| } | |
| FX_LPCBYTE pFontData = NULL; | |
| FX_DWORD size; | |
| m_pFontMgr->GetStandardFont(pFontData, size, 14); | |
| m_MMFaces[1] = m_pFontMgr->GetFixedFace(pFontData, size, 0); | |
| return m_MMFaces[1]; | |
| } | |
| pSubstFont->m_Family = "Chrome Sans"; | |
| if (m_MMFaces[0]) { | |
| return m_MMFaces[0]; | |
| } | |
| FX_LPCBYTE pFontData = NULL; | |
| FX_DWORD size = 0; | |
| m_pFontMgr->GetStandardFont(pFontData, size, 15); | |
| m_MMFaces[0] = m_pFontMgr->GetFixedFace(pFontData, size, 0); | |
| return m_MMFaces[0]; | |
| } | |
| const struct _AltFontFamily { | |
| FX_LPCSTR m_pFontName; | |
| FX_LPCSTR m_pFontFamily; | |
| } | |
| g_AltFontFamilies[] = { | |
| {"AGaramondPro", "Adobe Garamond Pro"}, | |
| {"BankGothicBT-Medium", "BankGothic Md BT"}, | |
| {"ForteMT", "Forte"}, | |
| }; | |
| extern "C" { | |
| static int compareFontFamilyString(const void* key, const void* element) | |
| { | |
| CFX_ByteString str_key((FX_LPCSTR)key); | |
| if (str_key.Find(((_AltFontFamily*)element)->m_pFontName) != -1) { | |
| return 0; | |
| } | |
| return FXSYS_stricmp((FX_LPCSTR)key, ((_AltFontFamily*)element)->m_pFontName); | |
| } | |
| } | |
| #define FX_FONT_STYLE_None 0x00 | |
| #define FX_FONT_STYLE_Bold 0x01 | |
| #define FX_FONT_STYLE_Italic 0x02 | |
| #define FX_FONT_STYLE_BoldBold 0x04 | |
| static CFX_ByteString _GetFontFamily(CFX_ByteString fontName, int nStyle) | |
| { | |
| if (fontName.Find("Script") >= 0) { | |
| if ((nStyle & FX_FONT_STYLE_Bold) == FX_FONT_STYLE_Bold) { | |
| fontName = "ScriptMTBold"; | |
| } else if (fontName.Find("Palace") >= 0) { | |
| fontName = "PalaceScriptMT"; | |
| } else if (fontName.Find("French") >= 0) { | |
| fontName = "FrenchScriptMT"; | |
| } else if (fontName.Find("FreeStyle") >= 0) { | |
| fontName = "FreeStyleScript"; | |
| } | |
| return fontName; | |
| } | |
| _AltFontFamily* found = (_AltFontFamily*)FXSYS_bsearch((FX_LPCSTR)fontName, g_AltFontFamilies, | |
| sizeof g_AltFontFamilies / sizeof (_AltFontFamily), sizeof (_AltFontFamily), compareFontFamilyString); | |
| if (found == NULL) { | |
| return fontName; | |
| } | |
| return found->m_pFontFamily; | |
| }; | |
| typedef struct _FX_FontStyle { | |
| FX_LPCSTR style; | |
| FX_INT32 len; | |
| } FX_FontStyle; | |
| const FX_FontStyle g_FontStyles[] = { | |
| "Bold", 4, | |
| "Italic", 6, | |
| "BoldItalic", 10, | |
| "Reg", 3, | |
| "Regular", 7, | |
| }; | |
| CFX_ByteString ParseStyle(FX_LPCSTR pStyle, int iLen, int iIndex) | |
| { | |
| CFX_ByteTextBuf buf; | |
| if (!iLen || iLen <= iIndex) { | |
| return buf.GetByteString(); | |
| } | |
| while (iIndex < iLen) { | |
| if (pStyle[iIndex] == ',') { | |
| break; | |
| } | |
| buf.AppendChar(pStyle[iIndex]); | |
| ++iIndex; | |
| } | |
| return buf.GetByteString(); | |
| } | |
| FX_INT32 GetStyleType(const CFX_ByteString &bsStyle, FX_BOOL bRevert) | |
| { | |
| FX_INT32 iLen = bsStyle.GetLength(); | |
| if (!iLen) { | |
| return -1; | |
| } | |
| int iSize = sizeof(g_FontStyles) / sizeof(FX_FontStyle); | |
| const FX_FontStyle *pStyle = NULL; | |
| for (int i = iSize - 1; i >= 0; --i) { | |
| pStyle = g_FontStyles + i; | |
| if (!pStyle || pStyle->len > iLen) { | |
| continue; | |
| } | |
| if (!bRevert) { | |
| if (bsStyle.Left(pStyle->len).Compare(pStyle->style) == 0) { | |
| return i; | |
| } | |
| } else { | |
| if (bsStyle.Right(pStyle->len).Compare(pStyle->style) == 0) { | |
| return i; | |
| } | |
| } | |
| } | |
| return -1; | |
| } | |
| FX_BOOL CheckSupportThirdPartFont(CFX_ByteString name, int &PitchFamily) | |
| { | |
| if (name == FX_BSTRC("MyriadPro")) { | |
| PitchFamily &= ~FXFONT_FF_ROMAN; | |
| return TRUE; | |
| } | |
| return FALSE; | |
| } | |
| FXFT_Face CFX_FontMapper::FindSubstFont(const CFX_ByteString& name, FX_BOOL bTrueType, FX_DWORD flags, | |
| int weight, int italic_angle, int WindowCP, CFX_SubstFont* pSubstFont) | |
| { | |
| if (!(flags & FXFONT_USEEXTERNATTR)) { | |
| weight = FXFONT_FW_NORMAL; | |
| italic_angle = 0; | |
| } | |
| CFX_ByteString SubstName = name; | |
| SubstName.Remove(0x20); | |
| if (bTrueType) { | |
| if (name[0] == '@') { | |
| SubstName = name.Mid(1); | |
| } | |
| } | |
| _PDF_GetStandardFontName(SubstName); | |
| if (SubstName == FX_BSTRC("Symbol") && !bTrueType) { | |
| pSubstFont->m_Family = "Chrome Symbol"; | |
| pSubstFont->m_Charset = FXFONT_SYMBOL_CHARSET; | |
| pSubstFont->m_SubstFlags |= FXFONT_SUBST_STANDARD; | |
| if (m_FoxitFaces[12]) { | |
| return m_FoxitFaces[12]; | |
| } | |
| FX_LPCBYTE pFontData = NULL; | |
| FX_DWORD size = 0; | |
| m_pFontMgr->GetStandardFont(pFontData, size, 12); | |
| m_FoxitFaces[12] = m_pFontMgr->GetFixedFace(pFontData, size, 0); | |
| return m_FoxitFaces[12]; | |
| } | |
| if (SubstName == FX_BSTRC("ZapfDingbats")) { | |
| pSubstFont->m_Family = "Chrome Dingbats"; | |
| pSubstFont->m_Charset = FXFONT_SYMBOL_CHARSET; | |
| pSubstFont->m_SubstFlags |= FXFONT_SUBST_STANDARD; | |
| if (m_FoxitFaces[13]) { | |
| return m_FoxitFaces[13]; | |
| } | |
| FX_LPCBYTE pFontData = NULL; | |
| FX_DWORD size = 0; | |
| m_pFontMgr->GetStandardFont(pFontData, size, 13); | |
| m_FoxitFaces[13] = m_pFontMgr->GetFixedFace(pFontData, size, 0); | |
| return m_FoxitFaces[13]; | |
| } | |
| int iBaseFont = 0; | |
| CFX_ByteString family, style; | |
| FX_BOOL bHasComma = FALSE; | |
| FX_BOOL bHasHypen = FALSE; | |
| int find = SubstName.Find(FX_BSTRC(","), 0); | |
| if (find >= 0) { | |
| family = SubstName.Left(find); | |
| _PDF_GetStandardFontName(family); | |
| style = SubstName.Mid(find + 1); | |
| bHasComma = TRUE; | |
| } else { | |
| family = SubstName; | |
| } | |
| for (; iBaseFont < 12; iBaseFont ++) | |
| if (family == CFX_ByteStringC(g_Base14FontNames[iBaseFont])) { | |
| break; | |
| } | |
| int PitchFamily = 0; | |
| FX_BOOL bItalic = FALSE; | |
| FX_DWORD nStyle = 0; | |
| FX_BOOL bStyleAvail = FALSE; | |
| FX_BOOL bFamilyStyleIsWhole = FALSE; | |
| FX_BOOL bNextF = FALSE; | |
| if (iBaseFont < 12) { | |
| family = g_Base14FontNames[iBaseFont]; | |
| if ((iBaseFont % 4) == 1 || (iBaseFont % 4) == 2) { | |
| nStyle |= FX_FONT_STYLE_Bold; | |
| } | |
| if ((iBaseFont % 4) / 2) { | |
| nStyle |= FX_FONT_STYLE_Italic; | |
| } | |
| if (iBaseFont < 4) { | |
| PitchFamily |= FXFONT_FF_FIXEDPITCH; | |
| } | |
| if (iBaseFont >= 8) { | |
| PitchFamily |= FXFONT_FF_ROMAN; | |
| } | |
| } else { | |
| if (!bHasComma) { | |
| find = family.ReverseFind('-'); | |
| if (find >= 0) { | |
| style = family.Mid(find + 1); | |
| family = family.Left(find); | |
| bHasHypen = TRUE; | |
| } | |
| } | |
| if (!bHasHypen) { | |
| int nLen = family.GetLength(); | |
| FX_INT32 nRet = GetStyleType(family, TRUE); | |
| if (nRet > -1) { | |
| family = family.Left(nLen - g_FontStyles[nRet].len); | |
| if (nRet == 0) { | |
| nStyle |= FX_FONT_STYLE_Bold; | |
| } | |
| if (nRet == 1) { | |
| nStyle |= FX_FONT_STYLE_Italic; | |
| } | |
| if (nRet == 2) { | |
| nStyle |= (FX_FONT_STYLE_Bold | FX_FONT_STYLE_Italic); | |
| } | |
| } | |
| } | |
| if (flags & FXFONT_SERIF) { | |
| PitchFamily |= FXFONT_FF_ROMAN; | |
| } | |
| if (flags & FXFONT_SCRIPT) { | |
| PitchFamily |= FXFONT_FF_SCRIPT; | |
| } | |
| if (flags & FXFONT_FIXED_PITCH) { | |
| PitchFamily |= FXFONT_FF_FIXEDPITCH; | |
| } | |
| } | |
| if (!style.IsEmpty()) { | |
| int nLen = style.GetLength(); | |
| FX_LPCSTR pStyle = style; | |
| int i = 0; | |
| FX_BOOL bFirstItem = TRUE; | |
| CFX_ByteString buf; | |
| while (i < nLen) { | |
| buf = ParseStyle(pStyle, nLen, i); | |
| FX_INT32 nRet = GetStyleType(buf, FALSE); | |
| if ((i && !bStyleAvail) || (!i && nRet < 0)) { | |
| family = SubstName; | |
| iBaseFont = 12; | |
| break; | |
| } else if (nRet >= 0) { | |
| bStyleAvail = TRUE; | |
| } | |
| if (nRet == 0) { | |
| if (nStyle & FX_FONT_STYLE_Bold) { | |
| nStyle |= FX_FONT_STYLE_BoldBold; | |
| } else { | |
| nStyle |= FX_FONT_STYLE_Bold; | |
| } | |
| bFirstItem = FALSE; | |
| } | |
| if (nRet == 1) { | |
| if (bFirstItem) { | |
| nStyle |= FX_FONT_STYLE_Italic; | |
| } else { | |
| family = SubstName; | |
| iBaseFont = 12; | |
| } | |
| break; | |
| } | |
| if (nRet == 2) { | |
| nStyle |= FX_FONT_STYLE_Italic; | |
| if (nStyle & FX_FONT_STYLE_Bold) { | |
| nStyle |= FX_FONT_STYLE_BoldBold; | |
| } else { | |
| nStyle |= FX_FONT_STYLE_Bold; | |
| } | |
| bFirstItem = FALSE; | |
| } | |
| i += buf.GetLength() + 1; | |
| } | |
| } | |
| weight = weight ? weight : FXFONT_FW_NORMAL; | |
| int old_weight = weight; | |
| if (nStyle) { | |
| weight = nStyle & FX_FONT_STYLE_BoldBold ? 900 : (nStyle & FX_FONT_STYLE_Bold ? FXFONT_FW_BOLD : FXFONT_FW_NORMAL); | |
| } | |
| if (nStyle & FX_FONT_STYLE_Italic) { | |
| bItalic = TRUE; | |
| } | |
| FX_BOOL bCJK = FALSE; | |
| FX_BOOL bExact = FALSE; | |
| int Charset = FXFONT_ANSI_CHARSET; | |
| if (WindowCP) { | |
| Charset = _GetCharsetFromCodePage(WindowCP); | |
| } else if (iBaseFont == 12 && (flags & FXFONT_SYMBOLIC)) { | |
| Charset = FXFONT_SYMBOL_CHARSET; | |
| } | |
| if (Charset == FXFONT_SHIFTJIS_CHARSET || Charset == FXFONT_GB2312_CHARSET || | |
| Charset == FXFONT_HANGEUL_CHARSET || Charset == FXFONT_CHINESEBIG5_CHARSET) { | |
| bCJK = TRUE; | |
| } | |
| if (m_pFontInfo == NULL) { | |
| pSubstFont->m_SubstFlags |= FXFONT_SUBST_STANDARD; | |
| return UseInternalSubst(pSubstFont, iBaseFont, italic_angle, old_weight, PitchFamily); | |
| } | |
| family = _GetFontFamily(family, nStyle); | |
| CFX_ByteString match = MatchInstalledFonts(_TT_NormalizeName(family)); | |
| if (match.IsEmpty() && family != SubstName && (!bHasComma && (!bHasHypen || (bHasHypen && !bStyleAvail)))) { | |
| match = MatchInstalledFonts(_TT_NormalizeName(SubstName)); | |
| } | |
| if (match.IsEmpty() && iBaseFont >= 12) { | |
| if (!bCJK) { | |
| if (!CheckSupportThirdPartFont(family, PitchFamily)) { | |
| if (italic_angle != 0) { | |
| bItalic = TRUE; | |
| } else { | |
| bItalic = FALSE; | |
| } | |
| weight = old_weight; | |
| } | |
| } else { | |
| pSubstFont->m_bSubstOfCJK = TRUE; | |
| if (nStyle) { | |
| pSubstFont->m_WeightCJK = weight; | |
| } else { | |
| pSubstFont->m_WeightCJK = FXFONT_FW_NORMAL; | |
| } | |
| if (nStyle & FX_FONT_STYLE_Italic) { | |
| pSubstFont->m_bItlicCJK = TRUE; | |
| } | |
| } | |
| } else { | |
| italic_angle = 0; | |
| weight = nStyle & FX_FONT_STYLE_BoldBold ? 900 : (nStyle & FX_FONT_STYLE_Bold ? FXFONT_FW_BOLD : FXFONT_FW_NORMAL); | |
| } | |
| if (!match.IsEmpty() || iBaseFont < 12) { | |
| pSubstFont->m_SubstFlags |= FXFONT_SUBST_EXACT; | |
| if (!match.IsEmpty()) { | |
| family = match; | |
| } | |
| if (iBaseFont < 12) { | |
| if (nStyle && !(iBaseFont % 4)) { | |
| if ((nStyle & 0x3) == 1) { | |
| iBaseFont += 1; | |
| } | |
| if ((nStyle & 0x3) == 2) { | |
| iBaseFont += 3; | |
| } | |
| if ((nStyle & 0x3) == 3) { | |
| iBaseFont += 2; | |
| } | |
| } | |
| if (m_pFontMgr->m_ExternalFonts[iBaseFont].m_pFontData) { | |
| if (m_FoxitFaces[iBaseFont]) { | |
| return m_FoxitFaces[iBaseFont]; | |
| } | |
| m_FoxitFaces[iBaseFont] = m_pFontMgr->GetFixedFace(m_pFontMgr->m_ExternalFonts[iBaseFont].m_pFontData, | |
| m_pFontMgr->m_ExternalFonts[iBaseFont].m_dwSize, 0); | |
| if (m_FoxitFaces[iBaseFont]) { | |
| return m_FoxitFaces[iBaseFont]; | |
| } | |
| } else { | |
| family = g_Base14FontNames[iBaseFont]; | |
| } | |
| pSubstFont->m_SubstFlags |= FXFONT_SUBST_STANDARD; | |
| } | |
| } else { | |
| if (flags & FXFONT_ITALIC) { | |
| bItalic = TRUE; | |
| } | |
| } | |
| bExact = !match.IsEmpty(); | |
| void* hFont = m_pFontInfo->MapFont(weight, bItalic, Charset, PitchFamily, family, bExact); | |
| if (bExact) { | |
| pSubstFont->m_SubstFlags |= FXFONT_SUBST_EXACT; | |
| } | |
| if (hFont == NULL) { | |
| if (bCJK) { | |
| if (italic_angle != 0) { | |
| bItalic = TRUE; | |
| } else { | |
| bItalic = FALSE; | |
| } | |
| weight = old_weight; | |
| } | |
| if (!match.IsEmpty()) { | |
| hFont = m_pFontInfo->GetFont(match); | |
| if (hFont == NULL) { | |
| return UseInternalSubst(pSubstFont, iBaseFont, italic_angle, old_weight, PitchFamily); | |
| } | |
| } else { | |
| if (Charset == FXFONT_SYMBOL_CHARSET) { | |
| #if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_ || _FXM_PLATFORM_ == _FXM_PLATFORM_ANDROID_ | |
| if (SubstName == FX_BSTRC("Symbol")) { | |
| pSubstFont->m_Family = "Chrome Symbol"; | |
| pSubstFont->m_SubstFlags |= FXFONT_SUBST_STANDARD; | |
| pSubstFont->m_Charset = FXFONT_SYMBOL_CHARSET; | |
| if (m_FoxitFaces[12]) { | |
| return m_FoxitFaces[12]; | |
| } | |
| FX_LPCBYTE pFontData = NULL; | |
| FX_DWORD size = 0; | |
| m_pFontMgr->GetStandardFont(pFontData, size, 12); | |
| m_FoxitFaces[12] = m_pFontMgr->GetFixedFace(pFontData, size, 0); | |
| return m_FoxitFaces[12]; | |
| } else { | |
| pSubstFont->m_SubstFlags |= FXFONT_SUBST_NONSYMBOL; | |
| return FindSubstFont(family, bTrueType, flags & ~FXFONT_SYMBOLIC, weight, italic_angle, 0, pSubstFont); | |
| } | |
| #else | |
| pSubstFont->m_SubstFlags |= FXFONT_SUBST_NONSYMBOL; | |
| return FindSubstFont(family, bTrueType, flags & ~FXFONT_SYMBOLIC, weight, italic_angle, 0, pSubstFont); | |
| #endif | |
| } | |
| if (Charset == FXFONT_ANSI_CHARSET) { | |
| pSubstFont->m_SubstFlags |= FXFONT_SUBST_STANDARD; | |
| return UseInternalSubst(pSubstFont, iBaseFont, italic_angle, old_weight, PitchFamily); | |
| } | |
| int index = m_CharsetArray.Find(Charset); | |
| if (index < 0) { | |
| return UseInternalSubst(pSubstFont, iBaseFont, italic_angle, old_weight, PitchFamily); | |
| } else { | |
| hFont = m_pFontInfo->GetFont(m_FaceArray[index]); | |
| } | |
| } | |
| } | |
| pSubstFont->m_ExtHandle = m_pFontInfo->RetainFont(hFont); | |
| if (hFont == NULL) { | |
| return NULL; | |
| } | |
| m_pFontInfo->GetFaceName(hFont, SubstName); | |
| if (Charset == FXFONT_DEFAULT_CHARSET) { | |
| m_pFontInfo->GetFontCharset(hFont, Charset); | |
| } | |
| FX_DWORD ttc_size = m_pFontInfo->GetFontData(hFont, 0x74746366, NULL, 0); | |
| FX_DWORD font_size = m_pFontInfo->GetFontData(hFont, 0, NULL, 0); | |
| if(font_size == 0 && ttc_size == 0) { | |
| m_pFontInfo->DeleteFont(hFont); | |
| return NULL; | |
| } | |
| FXFT_Face face = NULL; | |
| if (ttc_size) { | |
| FX_BYTE temp[1024]; | |
| m_pFontInfo->GetFontData(hFont, 0x74746366, temp, 1024); | |
| FX_DWORD checksum = 0; | |
| for (int i = 0; i < 256; i ++) { | |
| checksum += ((FX_DWORD*)temp)[i]; | |
| } | |
| FX_LPBYTE pFontData; | |
| face = m_pFontMgr->GetCachedTTCFace(ttc_size, checksum, ttc_size - font_size, pFontData); | |
| if (face == NULL) { | |
| pFontData = FX_Alloc(FX_BYTE, ttc_size); | |
| if (pFontData) { | |
| m_pFontInfo->GetFontData(hFont, 0x74746366, pFontData, ttc_size); | |
| face = m_pFontMgr->AddCachedTTCFace(ttc_size, checksum, pFontData, ttc_size, | |
| ttc_size - font_size); | |
| } | |
| } | |
| } else { | |
| FX_LPBYTE pFontData; | |
| face = m_pFontMgr->GetCachedFace(SubstName, weight, bItalic, pFontData); | |
| if (face == NULL) { | |
| pFontData = FX_Alloc(FX_BYTE, font_size); | |
| if (!pFontData) { | |
| m_pFontInfo->DeleteFont(hFont); | |
| return NULL; | |
| } | |
| m_pFontInfo->GetFontData(hFont, 0, pFontData, font_size); | |
| face = m_pFontMgr->AddCachedFace(SubstName, weight, bItalic, pFontData, font_size, m_pFontInfo->GetFaceIndex(hFont)); | |
| } | |
| } | |
| if (face == NULL) { | |
| m_pFontInfo->DeleteFont(hFont); | |
| return NULL; | |
| } | |
| pSubstFont->m_Family = SubstName; | |
| pSubstFont->m_Charset = Charset; | |
| FX_BOOL bNeedUpdateWeight = FALSE; | |
| if (FXFT_Is_Face_Bold(face)) { | |
| if (weight == FXFONT_FW_BOLD) { | |
| bNeedUpdateWeight = FALSE; | |
| } else { | |
| bNeedUpdateWeight = TRUE; | |
| } | |
| } else { | |
| if (weight == FXFONT_FW_NORMAL) { | |
| bNeedUpdateWeight = FALSE; | |
| } else { | |
| bNeedUpdateWeight = TRUE; | |
| } | |
| } | |
| if (bNeedUpdateWeight) { | |
| pSubstFont->m_Weight = weight; | |
| } | |
| if (bItalic && !FXFT_Is_Face_Italic(face)) { | |
| if (italic_angle == 0) { | |
| italic_angle = -12; | |
| } else if (FXSYS_abs(italic_angle) < 5) { | |
| italic_angle = 0; | |
| } | |
| pSubstFont->m_ItalicAngle = italic_angle; | |
| } | |
| m_pFontInfo->DeleteFont(hFont); | |
| return face; | |
| } | |
| extern "C" { | |
| unsigned long _FTStreamRead(FXFT_Stream stream, unsigned long offset, | |
| unsigned char* buffer, unsigned long count); | |
| void _FTStreamClose(FXFT_Stream stream); | |
| }; | |
| CFontFileFaceInfo::CFontFileFaceInfo() | |
| { | |
| m_pFile = NULL; | |
| m_Face = NULL; | |
| m_Charsets = 0; | |
| m_FileSize = 0; | |
| m_FontOffset = 0; | |
| m_Weight = 0; | |
| m_bItalic = FALSE; | |
| m_PitchFamily = 0; | |
| } | |
| CFontFileFaceInfo::~CFontFileFaceInfo() | |
| { | |
| if (m_Face) { | |
| FXFT_Done_Face(m_Face); | |
| } | |
| m_Face = NULL; | |
| } | |
| extern FX_BOOL _LoadFile(FXFT_Library library, FXFT_Face* Face, IFX_FileRead* pFile, FXFT_Stream* stream); | |
| #if defined(_FPDFAPI_MINI_) || _FX_OS_ == _FX_ANDROID_ | |
| IFX_SystemFontInfo* IFX_SystemFontInfo::CreateDefault() | |
| { | |
| return NULL; | |
| } | |
| #endif | |
| #if !defined(_FPDFAPI_MINI_) | |
| CFX_FolderFontInfo::CFX_FolderFontInfo() | |
| { | |
| } | |
| CFX_FolderFontInfo::~CFX_FolderFontInfo() | |
| { | |
| FX_POSITION pos = m_FontList.GetStartPosition(); | |
| while (pos) { | |
| CFX_ByteString key; | |
| FX_LPVOID value; | |
| m_FontList.GetNextAssoc(pos, key, value); | |
| delete (CFontFaceInfo*)value; | |
| } | |
| } | |
| void CFX_FolderFontInfo::AddPath(FX_BSTR path) | |
| { | |
| m_PathList.Add(path); | |
| } | |
| void CFX_FolderFontInfo::Release() | |
| { | |
| delete this; | |
| } | |
| FX_BOOL CFX_FolderFontInfo::EnumFontList(CFX_FontMapper* pMapper) | |
| { | |
| m_pMapper = pMapper; | |
| for (int i = 0; i < m_PathList.GetSize(); i ++) { | |
| ScanPath(m_PathList[i]); | |
| } | |
| return TRUE; | |
| } | |
| void CFX_FolderFontInfo::ScanPath(CFX_ByteString& path) | |
| { | |
| void* handle = FX_OpenFolder(path); | |
| if (handle == NULL) { | |
| return; | |
| } | |
| CFX_ByteString filename; | |
| FX_BOOL bFolder; | |
| while (FX_GetNextFile(handle, filename, bFolder)) { | |
| if (bFolder) { | |
| if (filename == "." || filename == "..") { | |
| continue; | |
| } | |
| } else { | |
| CFX_ByteString ext = filename.Right(4); | |
| ext.MakeUpper(); | |
| if (ext != ".TTF" && ext != ".OTF" && ext != ".TTC") { | |
| continue; | |
| } | |
| } | |
| CFX_ByteString fullpath = path; | |
| #if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ | |
| fullpath += "\\"; | |
| #else | |
| fullpath += "/"; | |
| #endif | |
| fullpath += filename; | |
| if (bFolder) { | |
| ScanPath(fullpath); | |
| } else { | |
| ScanFile(fullpath); | |
| } | |
| } | |
| FX_CloseFolder(handle); | |
| } | |
| void CFX_FolderFontInfo::ScanFile(CFX_ByteString& path) | |
| { | |
| FXSYS_FILE* pFile = FXSYS_fopen(path, "rb"); | |
| if (pFile == NULL) { | |
| return; | |
| } | |
| FXSYS_fseek(pFile, 0, FXSYS_SEEK_END); | |
| FX_DWORD filesize = FXSYS_ftell(pFile); | |
| FX_BYTE buffer[16]; | |
| FXSYS_fseek(pFile, 0, FXSYS_SEEK_SET); | |
| size_t readCnt = FXSYS_fread(buffer, 12, 1, pFile); | |
| if (GET_TT_LONG(buffer) == 0x74746366) { | |
| FX_DWORD nFaces = GET_TT_LONG(buffer + 8); | |
| FX_LPBYTE offsets = FX_Alloc(FX_BYTE, nFaces * 4); | |
| if (!offsets) { | |
| FXSYS_fclose(pFile); | |
| return; | |
| } | |
| readCnt = FXSYS_fread(offsets, nFaces * 4, 1, pFile); | |
| for (FX_DWORD i = 0; i < nFaces; i ++) { | |
| FX_LPBYTE p = offsets + i * 4; | |
| ReportFace(path, pFile, filesize, GET_TT_LONG(p)); | |
| } | |
| FX_Free(offsets); | |
| } else { | |
| ReportFace(path, pFile, filesize, 0); | |
| } | |
| FXSYS_fclose(pFile); | |
| } | |
| void CFX_FolderFontInfo::ReportFace(CFX_ByteString& path, FXSYS_FILE* pFile, FX_DWORD filesize, FX_DWORD offset) | |
| { | |
| FXSYS_fseek(pFile, offset, FXSYS_SEEK_SET); | |
| char buffer[16]; | |
| if (!FXSYS_fread(buffer, 12, 1, pFile)) { | |
| return; | |
| } | |
| FX_DWORD nTables = GET_TT_SHORT(buffer + 4); | |
| CFX_ByteString tables = _FPDF_ReadStringFromFile(pFile, nTables * 16); | |
| if (tables.IsEmpty()) { | |
| return; | |
| } | |
| CFX_ByteString names = _FPDF_LoadTableFromTT(pFile, tables, nTables, 0x6e616d65); | |
| CFX_ByteString facename = _FPDF_GetNameFromTT(names, 1); | |
| CFX_ByteString style = _FPDF_GetNameFromTT(names, 2); | |
| if (style != "Regular") { | |
| facename += " " + style; | |
| } | |
| FX_LPVOID p; | |
| if (m_FontList.Lookup(facename, p)) { | |
| return; | |
| } | |
| CFontFaceInfo* pInfo = FX_NEW CFontFaceInfo; | |
| if (!pInfo) { | |
| return; | |
| } | |
| pInfo->m_FilePath = path; | |
| pInfo->m_FaceName = facename; | |
| pInfo->m_FontTables = tables; | |
| pInfo->m_FontOffset = offset; | |
| pInfo->m_FileSize = filesize; | |
| pInfo->m_Charsets = 0; | |
| CFX_ByteString os2 = _FPDF_LoadTableFromTT(pFile, tables, nTables, 0x4f532f32); | |
| if (os2.GetLength() >= 86) { | |
| FX_LPCBYTE p = (FX_LPCBYTE)os2 + 78; | |
| FX_DWORD codepages = GET_TT_LONG(p); | |
| if (codepages & (1 << 17)) { | |
| m_pMapper->AddInstalledFont(facename, FXFONT_SHIFTJIS_CHARSET); | |
| pInfo->m_Charsets |= CHARSET_FLAG_SHIFTJIS; | |
| } | |
| if (codepages & (1 << 18)) { | |
| m_pMapper->AddInstalledFont(facename, FXFONT_GB2312_CHARSET); | |
| pInfo->m_Charsets |= CHARSET_FLAG_GB; | |
| } | |
| if (codepages & (1 << 20)) { | |
| m_pMapper->AddInstalledFont(facename, FXFONT_CHINESEBIG5_CHARSET); | |
| pInfo->m_Charsets |= CHARSET_FLAG_BIG5; | |
| } | |
| if ((codepages & (1 << 19)) || (codepages & (1 << 21))) { | |
| m_pMapper->AddInstalledFont(facename, FXFONT_HANGEUL_CHARSET); | |
| pInfo->m_Charsets |= CHARSET_FLAG_KOREAN; | |
| } | |
| if (codepages & (1 << 31)) { | |
| m_pMapper->AddInstalledFont(facename, FXFONT_SYMBOL_CHARSET); | |
| pInfo->m_Charsets |= CHARSET_FLAG_SYMBOL; | |
| } | |
| } | |
| m_pMapper->AddInstalledFont(facename, FXFONT_ANSI_CHARSET); | |
| pInfo->m_Charsets |= CHARSET_FLAG_ANSI; | |
| pInfo->m_Styles = 0; | |
| if (style.Find(FX_BSTRC("Bold")) > -1) { | |
| pInfo->m_Styles |= FXFONT_BOLD; | |
| } | |
| if (style.Find(FX_BSTRC("Italic")) > -1 || style.Find(FX_BSTRC("Oblique")) > -1) { | |
| pInfo->m_Styles |= FXFONT_ITALIC; | |
| } | |
| if (facename.Find(FX_BSTRC("Serif")) > -1) { | |
| pInfo->m_Styles |= FXFONT_SERIF; | |
| } | |
| m_FontList.SetAt(facename, pInfo); | |
| } | |
| void* CFX_FolderFontInfo::MapFont(int weight, FX_BOOL bItalic, int charset, int pitch_family, FX_LPCSTR family, FX_BOOL& bExact) | |
| { | |
| return NULL; | |
| } | |
| void* CFX_FolderFontInfo::GetFont(FX_LPCSTR face) | |
| { | |
| FX_LPVOID p; | |
| if (!m_FontList.Lookup(face, p)) { | |
| return NULL; | |
| } | |
| return p; | |
| } | |
| FX_DWORD CFX_FolderFontInfo::GetFontData(void* hFont, FX_DWORD table, FX_LPBYTE buffer, FX_DWORD size) | |
| { | |
| if (hFont == NULL) { | |
| return 0; | |
| } | |
| CFontFaceInfo* pFont = (CFontFaceInfo*)hFont; | |
| FXSYS_FILE* pFile = NULL; | |
| if (size > 0) { | |
| pFile = FXSYS_fopen(pFont->m_FilePath, "rb"); | |
| if (pFile == NULL) { | |
| return 0; | |
| } | |
| } | |
| FX_DWORD datasize = 0; | |
| FX_DWORD offset; | |
| if (table == 0) { | |
| datasize = pFont->m_FontOffset ? 0 : pFont->m_FileSize; | |
| offset = 0; | |
| } else if (table == 0x74746366) { | |
| datasize = pFont->m_FontOffset ? pFont->m_FileSize : 0; | |
| offset = 0; | |
| } else { | |
| FX_DWORD nTables = pFont->m_FontTables.GetLength() / 16; | |
| for (FX_DWORD i = 0; i < nTables; i ++) { | |
| FX_LPCBYTE p = (FX_LPCBYTE)pFont->m_FontTables + i * 16; | |
| if (GET_TT_LONG(p) == table) { | |
| offset = GET_TT_LONG(p + 8); | |
| datasize = GET_TT_LONG(p + 12); | |
| } | |
| } | |
| } | |
| if (datasize && size >= datasize && pFile) { | |
| FXSYS_fseek(pFile, offset, FXSYS_SEEK_SET); | |
| size_t readCnt = FXSYS_fread(buffer, datasize, 1, pFile); | |
| } | |
| if (pFile) { | |
| FXSYS_fclose(pFile); | |
| } | |
| return datasize; | |
| } | |
| void CFX_FolderFontInfo::DeleteFont(void* hFont) | |
| { | |
| } | |
| FX_BOOL CFX_FolderFontInfo::GetFaceName(void* hFont, CFX_ByteString& name) | |
| { | |
| if (hFont == NULL) { | |
| return FALSE; | |
| } | |
| CFontFaceInfo* pFont = (CFontFaceInfo*)hFont; | |
| name = pFont->m_FaceName; | |
| return TRUE; | |
| } | |
| FX_BOOL CFX_FolderFontInfo::GetFontCharset(void* hFont, int& charset) | |
| { | |
| return FALSE; | |
| } | |
| #endif |