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Side by Side Diff: core/src/fpdfapi/fpdf_font/fpdf_font_cid.cpp

Issue 801913002: Simplify PDFium by removing code that's not used in the open source repo. (Closed) Base URL: https://pdfium.googlesource.com/pdfium.git@master
Patch Set: Created 6 years ago
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1 // Copyright 2014 PDFium Authors. All rights reserved. 1 // Copyright 2014 PDFium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
6 6
7 #include "../../../include/fpdfapi/fpdf_module.h" 7 #include "../../../include/fpdfapi/fpdf_module.h"
8 #include "../../../include/fpdfapi/fpdf_page.h" 8 #include "../../../include/fpdfapi/fpdf_page.h"
9 #include "font_int.h" 9 #include "font_int.h"
10 #include "../fpdf_cmaps/cmap_int.h" 10 #include "../fpdf_cmaps/cmap_int.h"
11 #include "../../../include/fxge/fx_ge.h" 11 #include "../../../include/fxge/fx_ge.h"
12 #include "../../../include/fxge/fx_freetype.h" 12 #include "../../../include/fxge/fx_freetype.h"
13 extern FX_DWORD FT_CharCodeFromUnicode(int encoding, FX_WCHAR unicode); 13 extern FX_DWORD FT_CharCodeFromUnicode(int encoding, FX_WCHAR unicode);
14 extern FX_LPVOID FXFC_LoadPackage(FX_LPCSTR name); 14 extern FX_LPVOID FXFC_LoadPackage(FX_LPCSTR name);
15 extern FX_BOOL FXFC_LoadFile(FX_LPVOID pPackage, FX_LPCSTR name, FX_LPBYTE& pBuf fer, FX_DWORD& size); 15 extern FX_BOOL FXFC_LoadFile(FX_LPVOID pPackage, FX_LPCSTR name, FX_LPBYTE& pBuf fer, FX_DWORD& size);
16 extern void FXFC_ClosePackage(FX_LPVOID pPackage); 16 extern void FXFC_ClosePackage(FX_LPVOID pPackage);
17 extern short TT2PDF(int m, FXFT_Face face); 17 extern short TT2PDF(int m, FXFT_Face face);
18 extern FX_BOOL FT_UseTTCharmap(FXFT_Face face, int platform_id, int encoding_id) ; 18 extern FX_BOOL FT_UseTTCharmap(FXFT_Face face, int platform_id, int encoding_id) ;
19 extern FX_LPCSTR GetAdobeCharName(int iBaseEncoding, const CFX_ByteString* pChar Names, int charcode); 19 extern FX_LPCSTR GetAdobeCharName(int iBaseEncoding, const CFX_ByteString* pChar Names, int charcode);
20 CPDF_CMapManager::CPDF_CMapManager() 20 CPDF_CMapManager::CPDF_CMapManager()
21 { 21 {
22 #ifndef _FPDFAPI_MINI_
23 m_bPrompted = FALSE; 22 m_bPrompted = FALSE;
24 m_pPackage = NULL; 23 m_pPackage = NULL;
25 #endif
26 FXSYS_memset32(m_CID2UnicodeMaps, 0, sizeof m_CID2UnicodeMaps); 24 FXSYS_memset32(m_CID2UnicodeMaps, 0, sizeof m_CID2UnicodeMaps);
27 } 25 }
28 CPDF_CMapManager::~CPDF_CMapManager() 26 CPDF_CMapManager::~CPDF_CMapManager()
29 { 27 {
30 DropAll(FALSE); 28 DropAll(FALSE);
31 #ifndef _FPDFAPI_MINI_
32 if (m_pPackage) { 29 if (m_pPackage) {
33 FXFC_ClosePackage(m_pPackage); 30 FXFC_ClosePackage(m_pPackage);
34 } 31 }
35 #endif
36 } 32 }
37 #ifndef _FPDFAPI_MINI_
38 FX_LPVOID CPDF_CMapManager::GetPackage(FX_BOOL bPrompt) 33 FX_LPVOID CPDF_CMapManager::GetPackage(FX_BOOL bPrompt)
39 { 34 {
40 #ifndef FOXIT_CHROME_BUILD
41 if (m_pPackage == NULL) {
42 CFX_ByteString filename = CPDF_ModuleMgr::Get()->GetModuleFilePath(ADDIN _NAME_CJK, "FPDFCJK.BIN");
43 m_pPackage = FXFC_LoadPackage(filename);
44 if (bPrompt && m_pPackage == NULL && !m_bPrompted) {
45 m_bPrompted = TRUE;
46 if (!CPDF_ModuleMgr::Get()->DownloadModule(ADDIN_NAME_CJK)) {
47 return NULL;
48 }
49 m_pPackage = FXFC_LoadPackage(filename);
50 }
51 }
52 #endif
53 return m_pPackage; 35 return m_pPackage;
54 } 36 }
55 #endif
56 CPDF_CMap* CPDF_CMapManager::GetPredefinedCMap(const CFX_ByteString& name, FX_BO OL bPromptCJK) 37 CPDF_CMap* CPDF_CMapManager::GetPredefinedCMap(const CFX_ByteString& name, FX_BO OL bPromptCJK)
57 { 38 {
58 CPDF_CMap* pCMap; 39 CPDF_CMap* pCMap;
59 if (m_CMaps.Lookup(name, (FX_LPVOID&)pCMap)) { 40 if (m_CMaps.Lookup(name, (FX_LPVOID&)pCMap)) {
60 return pCMap; 41 return pCMap;
61 } 42 }
62 pCMap = LoadPredefinedCMap(name, bPromptCJK); 43 pCMap = LoadPredefinedCMap(name, bPromptCJK);
63 if (name.IsEmpty()) { 44 if (name.IsEmpty()) {
64 return pCMap; 45 return pCMap;
65 } 46 }
(...skipping 345 matching lines...) Expand 10 before | Expand all | Expand 10 after
411 for (int b = map.m_LeadingSegs[i * 2]; b <= map.m_LeadingSegs[i * 2 + 1]; b ++) { 392 for (int b = map.m_LeadingSegs[i * 2]; b <= map.m_LeadingSegs[i * 2 + 1]; b ++) {
412 m_pLeadingBytes[b] = 1; 393 m_pLeadingBytes[b] = 1;
413 } 394 }
414 } 395 }
415 } 396 }
416 FPDFAPI_FindEmbeddedCMap(pName, m_Charset, m_Coding, m_pEmbedMap); 397 FPDFAPI_FindEmbeddedCMap(pName, m_Charset, m_Coding, m_pEmbedMap);
417 if (m_pEmbedMap) { 398 if (m_pEmbedMap) {
418 m_bLoaded = TRUE; 399 m_bLoaded = TRUE;
419 return TRUE; 400 return TRUE;
420 } 401 }
421 #ifndef _FPDFAPI_MINI_
422 FX_LPVOID pPackage = pMgr->GetPackage(bPromptCJK); 402 FX_LPVOID pPackage = pMgr->GetPackage(bPromptCJK);
423 FX_LPBYTE pBuffer; 403 FX_LPBYTE pBuffer;
424 FX_DWORD size; 404 FX_DWORD size;
425 if (pPackage == NULL || !FXFC_LoadFile(pPackage, m_PredefinedCMap, pBuffer, size)) { 405 if (pPackage == NULL || !FXFC_LoadFile(pPackage, m_PredefinedCMap, pBuffer, size)) {
426 return FALSE; 406 return FALSE;
427 } 407 }
428 m_pMapping = FX_Alloc(FX_WORD, 65536); 408 m_pMapping = FX_Alloc(FX_WORD, 65536);
429 FX_DWORD dwRecodeEndPos = 0; 409 FX_DWORD dwRecodeEndPos = 0;
430 if (pBuffer[5] == 0) { 410 if (pBuffer[5] == 0) {
431 FX_DWORD dwStartIndex = *(FX_DWORD*)(pBuffer + 8); 411 FX_DWORD dwStartIndex = *(FX_DWORD*)(pBuffer + 8);
(...skipping 23 matching lines...) Expand all
455 if (dwMapLen) { 435 if (dwMapLen) {
456 m_pUseMap = FX_NEW CPDF_CMap; 436 m_pUseMap = FX_NEW CPDF_CMap;
457 CFX_ByteString bsName(pBuffer + dwRecodeEndPos + 4 , dwMapLen); 437 CFX_ByteString bsName(pBuffer + dwRecodeEndPos + 4 , dwMapLen);
458 if (m_pUseMap) { 438 if (m_pUseMap) {
459 m_pUseMap->LoadPredefined(pMgr, bsName, bPromptCJK); 439 m_pUseMap->LoadPredefined(pMgr, bsName, bPromptCJK);
460 } 440 }
461 } 441 }
462 } 442 }
463 FX_Free(pBuffer); 443 FX_Free(pBuffer);
464 m_bLoaded = TRUE; 444 m_bLoaded = TRUE;
465 #endif
466 return TRUE; 445 return TRUE;
467 } 446 }
468 extern "C" { 447 extern "C" {
469 static int compare_dword(const void* data1, const void* data2) 448 static int compare_dword(const void* data1, const void* data2)
470 { 449 {
471 return (*(FX_DWORD*)data1) - (*(FX_DWORD*)data2); 450 return (*(FX_DWORD*)data1) - (*(FX_DWORD*)data2);
472 } 451 }
473 }; 452 };
474 FX_BOOL CPDF_CMap::LoadEmbedded(FX_LPCBYTE pData, FX_DWORD size) 453 FX_BOOL CPDF_CMap::LoadEmbedded(FX_LPCBYTE pData, FX_DWORD size)
475 { 454 {
(...skipping 256 matching lines...) Expand 10 before | Expand all | Expand 10 after
732 str[2] = (FX_BYTE)(charcode >> 8); 711 str[2] = (FX_BYTE)(charcode >> 8);
733 str[3] = (FX_BYTE)charcode; 712 str[3] = (FX_BYTE)charcode;
734 return 4; 713 return 4;
735 } 714 }
736 } 715 }
737 return 0; 716 return 0;
738 } 717 }
739 CPDF_CID2UnicodeMap::CPDF_CID2UnicodeMap() 718 CPDF_CID2UnicodeMap::CPDF_CID2UnicodeMap()
740 { 719 {
741 m_EmbeddedCount = 0; 720 m_EmbeddedCount = 0;
742 #ifndef _FPDFAPI_MINI_
743 m_pExternalMap = NULL; 721 m_pExternalMap = NULL;
744 #endif
745 } 722 }
746 CPDF_CID2UnicodeMap::~CPDF_CID2UnicodeMap() 723 CPDF_CID2UnicodeMap::~CPDF_CID2UnicodeMap()
747 { 724 {
748 #ifndef _FPDFAPI_MINI_
749 if (m_pExternalMap) { 725 if (m_pExternalMap) {
750 delete m_pExternalMap; 726 delete m_pExternalMap;
751 } 727 }
752 #endif
753 } 728 }
754 FX_BOOL CPDF_CID2UnicodeMap::Initialize() 729 FX_BOOL CPDF_CID2UnicodeMap::Initialize()
755 { 730 {
756 #ifndef _FPDFAPI_MINI_
757 m_pExternalMap = FX_NEW CPDF_FXMP; 731 m_pExternalMap = FX_NEW CPDF_FXMP;
758 #endif
759 return TRUE; 732 return TRUE;
760 } 733 }
761 FX_BOOL CPDF_CID2UnicodeMap::IsLoaded() 734 FX_BOOL CPDF_CID2UnicodeMap::IsLoaded()
762 { 735 {
763 #ifdef _FPDFAPI_MINI_
764 return m_EmbeddedCount != 0;
765 #else
766 return m_EmbeddedCount != 0 || (m_pExternalMap != NULL && m_pExternalMap->Is Loaded()); 736 return m_EmbeddedCount != 0 || (m_pExternalMap != NULL && m_pExternalMap->Is Loaded());
767 #endif
768 } 737 }
769 FX_WCHAR CPDF_CID2UnicodeMap::UnicodeFromCID(FX_WORD CID) 738 FX_WCHAR CPDF_CID2UnicodeMap::UnicodeFromCID(FX_WORD CID)
770 { 739 {
771 if (m_Charset == CIDSET_UNICODE) { 740 if (m_Charset == CIDSET_UNICODE) {
772 return CID; 741 return CID;
773 } 742 }
774 if (CID < m_EmbeddedCount) { 743 if (CID < m_EmbeddedCount) {
775 return m_pEmbeddedMap[CID]; 744 return m_pEmbeddedMap[CID];
776 } 745 }
777 #ifdef _FPDFAPI_MINI_
778 return 0;
779 #else
780 FX_LPCBYTE record = m_pExternalMap->GetRecord(CID); 746 FX_LPCBYTE record = m_pExternalMap->GetRecord(CID);
781 if (record == NULL) { 747 if (record == NULL) {
782 return 0; 748 return 0;
783 } 749 }
784 return *(FX_WORD*)record; 750 return *(FX_WORD*)record;
785 #endif
786 } 751 }
787 void FPDFAPI_LoadCID2UnicodeMap(int charset, const FX_WORD*& pMap, FX_DWORD& cou nt); 752 void FPDFAPI_LoadCID2UnicodeMap(int charset, const FX_WORD*& pMap, FX_DWORD& cou nt);
788 void CPDF_CID2UnicodeMap::Load(CPDF_CMapManager* pMgr, int charset, FX_BOOL bPro mptCJK) 753 void CPDF_CID2UnicodeMap::Load(CPDF_CMapManager* pMgr, int charset, FX_BOOL bPro mptCJK)
789 { 754 {
790 m_Charset = charset; 755 m_Charset = charset;
791 FPDFAPI_LoadCID2UnicodeMap(charset, m_pEmbeddedMap, m_EmbeddedCount); 756 FPDFAPI_LoadCID2UnicodeMap(charset, m_pEmbeddedMap, m_EmbeddedCount);
792 if (m_EmbeddedCount) { 757 if (m_EmbeddedCount) {
793 return; 758 return;
794 } 759 }
795 #ifndef _FPDFAPI_MINI_
796 FX_LPVOID pPackage = pMgr->GetPackage(bPromptCJK); 760 FX_LPVOID pPackage = pMgr->GetPackage(bPromptCJK);
797 if (pPackage == NULL) { 761 if (pPackage == NULL) {
798 return; 762 return;
799 } 763 }
800 m_pExternalMap->LoadFile(pPackage, FX_BSTRC("CIDInfo_") + g_CharsetNames[cha rset]); 764 m_pExternalMap->LoadFile(pPackage, FX_BSTRC("CIDInfo_") + g_CharsetNames[cha rset]);
801 #endif
802 } 765 }
803 #include "ttgsubtable.h" 766 #include "ttgsubtable.h"
804 CPDF_CIDFont::CPDF_CIDFont() 767 CPDF_CIDFont::CPDF_CIDFont()
805 { 768 {
806 m_pCMap = NULL; 769 m_pCMap = NULL;
807 m_pAllocatedCMap = NULL; 770 m_pAllocatedCMap = NULL;
808 m_pCID2UnicodeMap = NULL; 771 m_pCID2UnicodeMap = NULL;
809 m_pAnsiWidths = NULL; 772 m_pAnsiWidths = NULL;
810 m_pCIDToGIDMap = NULL; 773 m_pCIDToGIDMap = NULL;
811 m_bCIDIsGID = FALSE; 774 m_bCIDIsGID = FALSE;
(...skipping 537 matching lines...) Expand 10 before | Expand all | Expand 10 after
1349 if (index == 0 || index == 0xffff) { 1312 if (index == 0 || index == 0xffff) {
1350 return charcode == 0 ? -1 : (int)charcode; 1313 return charcode == 0 ? -1 : (int)charcode;
1351 } else { 1314 } else {
1352 return index; 1315 return index;
1353 } 1316 }
1354 } 1317 }
1355 if (m_Charset == CIDSET_JAPAN1) { 1318 if (m_Charset == CIDSET_JAPAN1) {
1356 if (unicode == '\\') { 1319 if (unicode == '\\') {
1357 unicode = '/'; 1320 unicode = '/';
1358 } 1321 }
1359 #if !defined(_FPDFAPI_MINI_) && _FXM_PLATFORM_ != _FXM_PLATFORM_APPLE_ 1322 #if _FXM_PLATFORM_ != _FXM_PLATFORM_APPLE_
1360 else if (unicode == 0xa5) { 1323 else if (unicode == 0xa5) {
1361 unicode = 0x5c; 1324 unicode = 0x5c;
1362 } 1325 }
1363 #endif 1326 #endif
1364 } 1327 }
1365 if (m_Font.m_Face == NULL) { 1328 if (m_Font.m_Face == NULL) {
1366 return unicode; 1329 return unicode;
1367 } 1330 }
1368 int err = FXFT_Select_Charmap(m_Font.m_Face, FXFT_ENCODING_UNICODE); 1331 int err = FXFT_Select_Charmap(m_Font.m_Face, FXFT_ENCODING_UNICODE);
1369 if (err != 0) { 1332 if (err != 0) {
(...skipping 329 matching lines...) Expand 10 before | Expand all | Expand 10 after
1699 if (middlecode > CID) { 1662 if (middlecode > CID) {
1700 end = middle - 1; 1663 end = middle - 1;
1701 } else if (middlecode < CID) { 1664 } else if (middlecode < CID) {
1702 begin = middle + 1; 1665 begin = middle + 1;
1703 } else { 1666 } else {
1704 return &Japan1_VertCIDs[middle].a; 1667 return &Japan1_VertCIDs[middle].a;
1705 } 1668 }
1706 } 1669 }
1707 return NULL; 1670 return NULL;
1708 } 1671 }
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