From 3f3b45cc74b0499912409f766a595945dbbfc4c5 Mon Sep 17 00:00:00 2001 From: John Abd-El-Malek Date: Fri, 23 May 2014 17:28:10 -0700 Subject: Convert all line endings to LF. --- core/src/fpdfapi/fpdf_font/fpdf_font_cid.cpp | 3432 +++++++++++++------------- 1 file changed, 1716 insertions(+), 1716 deletions(-) (limited to 'core/src/fpdfapi/fpdf_font/fpdf_font_cid.cpp') diff --git a/core/src/fpdfapi/fpdf_font/fpdf_font_cid.cpp b/core/src/fpdfapi/fpdf_font/fpdf_font_cid.cpp index 891d82fa1a..23bbc4aab9 100644 --- a/core/src/fpdfapi/fpdf_font/fpdf_font_cid.cpp +++ b/core/src/fpdfapi/fpdf_font/fpdf_font_cid.cpp @@ -1,1716 +1,1716 @@ -// 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/fpdfapi/fpdf_module.h" -#include "../../../include/fpdfapi/fpdf_page.h" -#include "font_int.h" -#include "../fpdf_cmaps/cmap_int.h" -#include "../../../include/fxge/fx_ge.h" -#include "../../../include/fxge/fx_freetype.h" -extern FX_DWORD FT_CharCodeFromUnicode(int encoding, FX_WCHAR unicode); -extern FX_LPVOID FXFC_LoadPackage(FX_LPCSTR name); -extern FX_BOOL FXFC_LoadFile(FX_LPVOID pPackage, FX_LPCSTR name, FX_LPBYTE& pBuffer, FX_DWORD& size); -extern void FXFC_ClosePackage(FX_LPVOID pPackage); -extern short TT2PDF(int m, FXFT_Face face); -extern FX_BOOL FT_UseTTCharmap(FXFT_Face face, int platform_id, int encoding_id); -extern FX_LPCSTR GetAdobeCharName(int iBaseEncoding, const CFX_ByteString* pCharNames, int charcode); -CPDF_CMapManager::CPDF_CMapManager() -{ -#ifndef _FPDFAPI_MINI_ - m_bPrompted = FALSE; - m_pPackage = NULL; -#endif - FXSYS_memset32(m_CID2UnicodeMaps, 0, sizeof m_CID2UnicodeMaps); -} -CPDF_CMapManager::~CPDF_CMapManager() -{ - DropAll(FALSE); -#ifndef _FPDFAPI_MINI_ - if (m_pPackage) { - FXFC_ClosePackage(m_pPackage); - } -#endif -} -#ifndef _FPDFAPI_MINI_ -FX_LPVOID CPDF_CMapManager::GetPackage(FX_BOOL bPrompt) -{ -#ifndef FOXIT_CHROME_BUILD - if (m_pPackage == NULL) { - CFX_ByteString filename = CPDF_ModuleMgr::Get()->GetModuleFilePath(ADDIN_NAME_CJK, "FPDFCJK.BIN"); - m_pPackage = FXFC_LoadPackage(filename); - if (bPrompt && m_pPackage == NULL && !m_bPrompted) { - m_bPrompted = TRUE; - if (!CPDF_ModuleMgr::Get()->DownloadModule(ADDIN_NAME_CJK)) { - return NULL; - } - m_pPackage = FXFC_LoadPackage(filename); - } - } -#endif - return m_pPackage; -} -#endif -CPDF_CMap* CPDF_CMapManager::GetPredefinedCMap(const CFX_ByteString& name, FX_BOOL bPromptCJK) -{ - CPDF_CMap* pCMap; - if (m_CMaps.Lookup(name, (FX_LPVOID&)pCMap)) { - return pCMap; - } - pCMap = LoadPredefinedCMap(name, bPromptCJK); - if (name.IsEmpty()) { - return pCMap; - } - m_CMaps.SetAt(name, pCMap); - return pCMap; -} -CPDF_CMap* CPDF_CMapManager::LoadPredefinedCMap(const CFX_ByteString& name, FX_BOOL bPromptCJK) -{ - CPDF_CMap* pCMap = FX_NEW CPDF_CMap; - FX_LPCSTR pname = name; - if (*pname == '/') { - pname ++; - } - pCMap->LoadPredefined(this, pname, bPromptCJK); - return pCMap; -} -const FX_LPCSTR g_CharsetNames[] = {NULL, "GB1", "CNS1", "Japan1", "Korea1", "UCS", NULL}; -const int g_CharsetCPs[] = {0, 936, 950, 932, 949, 1200, 0}; -int _CharsetFromOrdering(const CFX_ByteString& Ordering) -{ - int charset = 1; - while (g_CharsetNames[charset] && Ordering != CFX_ByteStringC(g_CharsetNames[charset])) { - charset ++; - } - if (g_CharsetNames[charset] == NULL) { - return CIDSET_UNKNOWN; - } - return charset; -} -void CPDF_CMapManager::ReloadAll() -{ - DropAll(TRUE); -} -void CPDF_CMapManager::DropAll(FX_BOOL bReload) -{ - FX_POSITION pos = m_CMaps.GetStartPosition(); - while (pos) { - CFX_ByteString name; - CPDF_CMap* pCMap; - m_CMaps.GetNextAssoc(pos, name, (FX_LPVOID&)pCMap); - if (pCMap == NULL) { - continue; - } - if (bReload) { - pCMap->LoadPredefined(this, name, FALSE); - } else { - delete pCMap; - } - } - for (int i = 0; i < sizeof m_CID2UnicodeMaps / sizeof(CPDF_CID2UnicodeMap*); i ++) { - CPDF_CID2UnicodeMap* pMap = m_CID2UnicodeMaps[i]; - if (pMap == NULL) { - continue; - } - if (bReload) { - pMap->Load(this, i, FALSE); - } else { - delete pMap; - } - } -} -CPDF_CID2UnicodeMap* CPDF_CMapManager::GetCID2UnicodeMap(int charset, FX_BOOL bPromptCJK) -{ - if (m_CID2UnicodeMaps[charset] == NULL) { - m_CID2UnicodeMaps[charset] = LoadCID2UnicodeMap(charset, bPromptCJK); - } - return m_CID2UnicodeMaps[charset]; -} -CPDF_CID2UnicodeMap* CPDF_CMapManager::LoadCID2UnicodeMap(int charset, FX_BOOL bPromptCJK) -{ - CPDF_CID2UnicodeMap* pMap = FX_NEW CPDF_CID2UnicodeMap(); - if (!pMap->Initialize()) { - delete pMap; - return NULL; - } - pMap->Load(this, charset, bPromptCJK); - return pMap; -} -CPDF_CMapParser::CPDF_CMapParser() -{ - m_pCMap = NULL; - m_Status = 0; - m_CodeSeq = 0; -} -FX_BOOL CPDF_CMapParser::Initialize(CPDF_CMap* pCMap) -{ - m_pCMap = pCMap; - m_Status = 0; - m_CodeSeq = 0; - m_AddMaps.EstimateSize(0, 10240); - return TRUE; -} -static FX_DWORD CMap_GetCode(FX_BSTR word) -{ - int num = 0; - if (word.GetAt(0) == '<') { - for (int i = 1; i < word.GetLength(); i ++) { - FX_BYTE digit = word.GetAt(i); - if (digit >= '0' && digit <= '9') { - digit = digit - '0'; - } else if (digit >= 'a' && digit <= 'f') { - digit = digit - 'a' + 10; - } else if (digit >= 'A' && digit <= 'F') { - digit = digit - 'A' + 10; - } else { - return num; - } - num = num * 16 + digit; - } - } else { - for (int i = 0; i < word.GetLength(); i ++) { - if (word.GetAt(i) < '0' || word.GetAt(i) > '9') { - return num; - } - num = num * 10 + word.GetAt(i) - '0'; - } - } - return num; -} -static FX_BOOL _CMap_GetCodeRange(_CMap_CodeRange& range, FX_BSTR first, FX_BSTR second) -{ - if (first.GetLength() == 0 || first.GetAt(0) != '<') { - return FALSE; - } - int num = 0; - int i; - for (i = 1; i < first.GetLength(); i ++) - if (first.GetAt(i) == '>') { - break; - } - range.m_CharSize = (i - 1) / 2; - if (range.m_CharSize > 4) { - return FALSE; - } - for (i = 0; i < range.m_CharSize; i ++) { - FX_BYTE digit1 = first.GetAt(i * 2 + 1); - FX_BYTE digit2 = first.GetAt(i * 2 + 2); - FX_BYTE byte = (digit1 >= '0' && digit1 <= '9') ? (digit1 - '0') : ((digit1 & 0xdf) - 'A' + 10); - byte = byte * 16 + ((digit2 >= '0' && digit2 <= '9') ? (digit2 - '0') : ((digit2 & 0xdf) - 'A' + 10)); - range.m_Lower[i] = byte; - } - FX_DWORD size = second.GetLength(); - for (i = 0; i < range.m_CharSize; i ++) { - FX_BYTE digit1 = ((FX_DWORD)i * 2 + 1 < size) ? second.GetAt((FX_STRSIZE)i * 2 + 1) : 0; - FX_BYTE digit2 = ((FX_DWORD)i * 2 + 2 < size) ? second.GetAt((FX_STRSIZE)i * 2 + 2) : 0; - FX_BYTE byte = (digit1 >= '0' && digit1 <= '9') ? (digit1 - '0') : ((digit1 & 0xdf) - 'A' + 10); - byte = byte * 16 + ((digit2 >= '0' && digit2 <= '9') ? (digit2 - '0') : ((digit2 & 0xdf) - 'A' + 10)); - range.m_Upper[i] = byte; - } - return TRUE; -} -static CFX_ByteString CMap_GetString(FX_BSTR word) -{ - return word.Mid(1, word.GetLength() - 2); -} -void CPDF_CMapParser::ParseWord(FX_BSTR word) -{ - if (word.IsEmpty()) { - return; - } - if (word == FX_BSTRC("begincidchar")) { - m_Status = 1; - m_CodeSeq = 0; - } else if (word == FX_BSTRC("begincidrange")) { - m_Status = 2; - m_CodeSeq = 0; - } else if (word == FX_BSTRC("endcidrange") || word == FX_BSTRC("endcidchar")) { - m_Status = 0; - } else if (word == FX_BSTRC("/WMode")) { - m_Status = 6; - } else if (word == FX_BSTRC("/Registry")) { - m_Status = 3; - } else if (word == FX_BSTRC("/Ordering")) { - m_Status = 4; - } else if (word == FX_BSTRC("/Supplement")) { - m_Status = 5; - } else if (word == FX_BSTRC("begincodespacerange")) { - m_Status = 7; - m_CodeSeq = 0; - } else if (word == FX_BSTRC("usecmap")) { - } else if (m_Status == 1 || m_Status == 2) { - m_CodePoints[m_CodeSeq] = CMap_GetCode(word); - m_CodeSeq ++; - FX_DWORD StartCode, EndCode; - FX_WORD StartCID; - if (m_Status == 1) { - if (m_CodeSeq < 2) { - return; - } - EndCode = StartCode = m_CodePoints[0]; - StartCID = (FX_WORD)m_CodePoints[1]; - } else { - if (m_CodeSeq < 3) { - return; - } - StartCode = m_CodePoints[0]; - EndCode = m_CodePoints[1]; - StartCID = (FX_WORD)m_CodePoints[2]; - } - if (EndCode < 0x10000) { - for (FX_DWORD code = StartCode; code <= EndCode; code ++) { - m_pCMap->m_pMapping[code] = (FX_WORD)(StartCID + code - StartCode); - } - } else { - FX_DWORD buf[2]; - buf[0] = StartCode; - buf[1] = ((EndCode - StartCode) << 16) + StartCID; - m_AddMaps.AppendBlock(buf, sizeof buf); - } - m_CodeSeq = 0; - } else if (m_Status == 3) { - CMap_GetString(word); - m_Status = 0; - } else if (m_Status == 4) { - m_pCMap->m_Charset = _CharsetFromOrdering(CMap_GetString(word)); - m_Status = 0; - } else if (m_Status == 5) { - CMap_GetCode(word); - m_Status = 0; - } else if (m_Status == 6) { - m_pCMap->m_bVertical = CMap_GetCode(word); - m_Status = 0; - } else if (m_Status == 7) { - if (word == FX_BSTRC("endcodespacerange")) { - int nSegs = m_CodeRanges.GetSize(); - if (nSegs > 1) { - m_pCMap->m_CodingScheme = CPDF_CMap::MixedFourBytes; - m_pCMap->m_nCodeRanges = nSegs; - m_pCMap->m_pLeadingBytes = FX_Alloc(FX_BYTE, nSegs * sizeof(_CMap_CodeRange)); - FXSYS_memcpy32(m_pCMap->m_pLeadingBytes, m_CodeRanges.GetData(), nSegs * sizeof(_CMap_CodeRange)); - } else if (nSegs == 1) { - m_pCMap->m_CodingScheme = (m_CodeRanges[0].m_CharSize == 2) ? CPDF_CMap::TwoBytes : CPDF_CMap::OneByte; - } - m_Status = 0; - } else { - if (word.GetLength() == 0 || word.GetAt(0) != '<') { - return; - } - if (m_CodeSeq % 2) { - _CMap_CodeRange range; - if (_CMap_GetCodeRange(range, m_LastWord, word)) { - m_CodeRanges.Add(range); - } - } - m_CodeSeq ++; - } - } - m_LastWord = word; -} -CPDF_CMap::CPDF_CMap() -{ - m_Charset = CIDSET_UNKNOWN; - m_Coding = CIDCODING_UNKNOWN; - m_CodingScheme = TwoBytes; - m_bVertical = 0; - m_bLoaded = FALSE; - m_pMapping = NULL; - m_pLeadingBytes = NULL; - m_pAddMapping = NULL; - m_pEmbedMap = NULL; - m_pUseMap = NULL; - m_nCodeRanges = 0; -} -CPDF_CMap::~CPDF_CMap() -{ - if (m_pMapping) { - FX_Free(m_pMapping); - } - if (m_pAddMapping) { - FX_Free(m_pAddMapping); - } - if (m_pLeadingBytes) { - FX_Free(m_pLeadingBytes); - } - if (m_pUseMap) { - delete m_pUseMap; - } -} -void CPDF_CMap::Release() -{ - if (m_PredefinedCMap.IsEmpty()) { - delete this; - } -} -const CPDF_PredefinedCMap g_PredefinedCMaps[] = { - { "GB-EUC", CIDSET_GB1, CIDCODING_GB, CPDF_CMap::MixedTwoBytes, 1, {0xa1, 0xfe} }, - { "GBpc-EUC", CIDSET_GB1, CIDCODING_GB, CPDF_CMap::MixedTwoBytes, 1, {0xa1, 0xfc} }, - { "GBK-EUC", CIDSET_GB1, CIDCODING_GB, CPDF_CMap::MixedTwoBytes, 1, {0x81, 0xfe} }, - { "GBKp-EUC", CIDSET_GB1, CIDCODING_GB, CPDF_CMap::MixedTwoBytes, 1, {0x81, 0xfe} }, - { "GBK2K-EUC", CIDSET_GB1, CIDCODING_GB, CPDF_CMap::MixedTwoBytes, 1, {0x81, 0xfe} }, - { "GBK2K", CIDSET_GB1, CIDCODING_GB, CPDF_CMap::MixedTwoBytes, 1, {0x81, 0xfe} }, - { "UniGB-UCS2", CIDSET_GB1, CIDCODING_UCS2, CPDF_CMap::TwoBytes }, - { "UniGB-UTF16", CIDSET_GB1, CIDCODING_UTF16, CPDF_CMap::TwoBytes }, - { "B5pc", CIDSET_CNS1, CIDCODING_BIG5, CPDF_CMap::MixedTwoBytes, 1, {0xa1, 0xfc} }, - { "HKscs-B5", CIDSET_CNS1, CIDCODING_BIG5, CPDF_CMap::MixedTwoBytes, 1, {0x88, 0xfe} }, - { "ETen-B5", CIDSET_CNS1, CIDCODING_BIG5, CPDF_CMap::MixedTwoBytes, 1, {0xa1, 0xfe} }, - { "ETenms-B5", CIDSET_CNS1, CIDCODING_BIG5, CPDF_CMap::MixedTwoBytes, 1, {0xa1, 0xfe} }, - { "UniCNS-UCS2", CIDSET_CNS1, CIDCODING_UCS2, CPDF_CMap::TwoBytes }, - { "UniCNS-UTF16", CIDSET_CNS1, CIDCODING_UTF16, CPDF_CMap::TwoBytes }, - { "83pv-RKSJ", CIDSET_JAPAN1, CIDCODING_JIS, CPDF_CMap::MixedTwoBytes, 2, {0x81, 0x9f, 0xe0, 0xfc} }, - { "90ms-RKSJ", CIDSET_JAPAN1, CIDCODING_JIS, CPDF_CMap::MixedTwoBytes, 2, {0x81, 0x9f, 0xe0, 0xfc} }, - { "90msp-RKSJ", CIDSET_JAPAN1, CIDCODING_JIS, CPDF_CMap::MixedTwoBytes, 2, {0x81, 0x9f, 0xe0, 0xfc} }, - { "90pv-RKSJ", CIDSET_JAPAN1, CIDCODING_JIS, CPDF_CMap::MixedTwoBytes, 2, {0x81, 0x9f, 0xe0, 0xfc} }, - { "Add-RKSJ", CIDSET_JAPAN1, CIDCODING_JIS, CPDF_CMap::MixedTwoBytes, 2, {0x81, 0x9f, 0xe0, 0xfc} }, - { "EUC", CIDSET_JAPAN1, CIDCODING_JIS, CPDF_CMap::MixedTwoBytes, 2, {0x8e, 0x8e, 0xa1, 0xfe} }, - { "H", CIDSET_JAPAN1, CIDCODING_JIS, CPDF_CMap::TwoBytes, 1, {0x21, 0x7e} }, - { "V", CIDSET_JAPAN1, CIDCODING_JIS, CPDF_CMap::TwoBytes, 1, {0x21, 0x7e} }, - { "Ext-RKSJ", CIDSET_JAPAN1, CIDCODING_JIS, CPDF_CMap::MixedTwoBytes, 2, {0x81, 0x9f, 0xe0, 0xfc} }, - { "UniJIS-UCS2", CIDSET_JAPAN1, CIDCODING_UCS2, CPDF_CMap::TwoBytes }, - { "UniJIS-UCS2-HW", CIDSET_JAPAN1, CIDCODING_UCS2, CPDF_CMap::TwoBytes }, - { "UniJIS-UTF16", CIDSET_JAPAN1, CIDCODING_UTF16, CPDF_CMap::TwoBytes }, - { "KSC-EUC", CIDSET_KOREA1, CIDCODING_KOREA, CPDF_CMap::MixedTwoBytes, 1, {0xa1, 0xfe} }, - { "KSCms-UHC", CIDSET_KOREA1, CIDCODING_KOREA, CPDF_CMap::MixedTwoBytes, 1, {0x81, 0xfe} }, - { "KSCms-UHC-HW", CIDSET_KOREA1, CIDCODING_KOREA, CPDF_CMap::MixedTwoBytes, 1, {0x81, 0xfe} }, - { "KSCpc-EUC", CIDSET_KOREA1, CIDCODING_KOREA, CPDF_CMap::MixedTwoBytes, 1, {0xa1, 0xfd} }, - { "UniKS-UCS2", CIDSET_KOREA1, CIDCODING_UCS2, CPDF_CMap::TwoBytes }, - { "UniKS-UTF16", CIDSET_KOREA1, CIDCODING_UTF16, CPDF_CMap::TwoBytes }, - { NULL, 0, 0 } -}; -extern void FPDFAPI_FindEmbeddedCMap(const char* name, int charset, int coding, const FXCMAP_CMap*& pMap); -extern FX_WORD FPDFAPI_CIDFromCharCode(const FXCMAP_CMap* pMap, FX_DWORD charcode); -FX_BOOL CPDF_CMap::LoadPredefined(CPDF_CMapManager* pMgr, FX_LPCSTR pName, FX_BOOL bPromptCJK) -{ - m_PredefinedCMap = pName; - if (m_PredefinedCMap == FX_BSTRC("Identity-H") || m_PredefinedCMap == FX_BSTRC("Identity-V")) { - m_Coding = CIDCODING_CID; - m_bVertical = pName[9] == 'V'; - m_bLoaded = TRUE; - return TRUE; - } - CFX_ByteString cmapid = m_PredefinedCMap; - m_bVertical = cmapid.Right(1) == FX_BSTRC("V"); - if (cmapid.GetLength() > 2) { - cmapid = cmapid.Left(cmapid.GetLength() - 2); - } - int index = 0; - while (1) { - if (g_PredefinedCMaps[index].m_pName == NULL) { - return FALSE; - } - if (cmapid == CFX_ByteStringC(g_PredefinedCMaps[index].m_pName)) { - break; - } - index ++; - } - const CPDF_PredefinedCMap& map = g_PredefinedCMaps[index]; - m_Charset = map.m_Charset; - m_Coding = map.m_Coding; - m_CodingScheme = map.m_CodingScheme; - if (m_CodingScheme == MixedTwoBytes) { - m_pLeadingBytes = FX_Alloc(FX_BYTE, 256); - FXSYS_memset32(m_pLeadingBytes, 0, 256); - for (FX_DWORD i = 0; i < map.m_LeadingSegCount; i ++) { - for (int b = map.m_LeadingSegs[i * 2]; b <= map.m_LeadingSegs[i * 2 + 1]; b ++) { - m_pLeadingBytes[b] = 1; - } - } - } - FPDFAPI_FindEmbeddedCMap(pName, m_Charset, m_Coding, m_pEmbedMap); - if (m_pEmbedMap) { - m_bLoaded = TRUE; - return TRUE; - } -#ifndef _FPDFAPI_MINI_ - FX_LPVOID pPackage = pMgr->GetPackage(bPromptCJK); - FX_LPBYTE pBuffer; - FX_DWORD size; - if (pPackage == NULL || !FXFC_LoadFile(pPackage, m_PredefinedCMap, pBuffer, size)) { - return FALSE; - } - m_pMapping = FX_Alloc(FX_WORD, 65536); - FXSYS_memset32(m_pMapping, 0, 65536 * sizeof(FX_WORD)); - FX_DWORD dwRecodeEndPos = 0; - if (pBuffer[5] == 0) { - FX_DWORD dwStartIndex = *(FX_DWORD*)(pBuffer + 8); - FX_DWORD dwRecordCount = *(FX_DWORD*)(pBuffer + 16); - FX_DWORD dwDataOffset = *(FX_DWORD*)(pBuffer + 20); - if (dwRecordCount * 2 + dwStartIndex * 2 < 65536) { - FXSYS_memcpy32(m_pMapping + dwStartIndex * 2, pBuffer + dwDataOffset, dwRecordCount * 2); - } - dwRecodeEndPos = dwDataOffset + dwRecordCount * 2; - } else if (pBuffer[5] == 2) { - FX_DWORD nSegments = *(FX_DWORD*)(pBuffer + 16); - FX_DWORD dwDataOffset = *(FX_DWORD*)(pBuffer + 20); - dwRecodeEndPos = dwDataOffset + 6 * nSegments; - for (FX_DWORD i = 0; i < nSegments; i ++) { - FX_LPBYTE pRecord = pBuffer + dwDataOffset + i * 6; - FX_WORD IndexStart = *(FX_WORD*)pRecord; - FX_WORD IndexCount = *(FX_WORD*)(pRecord + 2); - FX_WORD CodeStart = *(FX_WORD*)(pRecord + 4); - if (IndexStart + IndexCount < 65536) - for (FX_DWORD j = 0; j < IndexCount; j ++) { - m_pMapping[IndexStart + j ] = (FX_WORD)(CodeStart + j); - } - } - } - if (dwRecodeEndPos < size) { - FX_DWORD dwMapLen = *(FX_DWORD*)(pBuffer + dwRecodeEndPos); - if (dwMapLen) { - m_pUseMap = FX_NEW CPDF_CMap; - CFX_ByteString bsName(pBuffer + dwRecodeEndPos + 4 , dwMapLen); - if (m_pUseMap) { - m_pUseMap->LoadPredefined(pMgr, bsName, bPromptCJK); - } - } - } - FX_Free(pBuffer); - m_bLoaded = TRUE; -#endif - return TRUE; -} -extern "C" { - static int compare_dword(const void* data1, const void* data2) - { - return (*(FX_DWORD*)data1) - (*(FX_DWORD*)data2); - } -}; -FX_BOOL CPDF_CMap::LoadEmbedded(FX_LPCBYTE pData, FX_DWORD size) -{ - m_pMapping = FX_Alloc(FX_WORD, 65536); - FXSYS_memset32(m_pMapping, 0, 65536 * sizeof(FX_WORD)); - CPDF_CMapParser parser; - parser.Initialize(this); - CPDF_SimpleParser syntax(pData, size); - while (1) { - CFX_ByteStringC word = syntax.GetWord(); - if (word.IsEmpty()) { - break; - } - parser.ParseWord(word); - } - if (m_CodingScheme == MixedFourBytes && parser.m_AddMaps.GetSize()) { - m_pAddMapping = FX_Alloc(FX_BYTE, parser.m_AddMaps.GetSize() + 4); - *(FX_DWORD*)m_pAddMapping = parser.m_AddMaps.GetSize() / 8; - FXSYS_memcpy32(m_pAddMapping + 4, parser.m_AddMaps.GetBuffer(), parser.m_AddMaps.GetSize()); - FXSYS_qsort(m_pAddMapping + 4, parser.m_AddMaps.GetSize() / 8, 8, compare_dword); - } - return TRUE; -} -extern "C" { - static int compareCID(const void* key, const void* element) - { - if ((*(FX_DWORD*)key) < (*(FX_DWORD*)element)) { - return -1; - } - if ((*(FX_DWORD*)key) > (*(FX_DWORD*)element) + ((FX_DWORD*)element)[1] / 65536) { - return 1; - } - return 0; - } -}; -FX_WORD CPDF_CMap::CIDFromCharCode(FX_DWORD charcode) const -{ - if (m_Coding == CIDCODING_CID) { - return (FX_WORD)charcode; - } - if (m_pEmbedMap) { - return FPDFAPI_CIDFromCharCode(m_pEmbedMap, charcode); - } - if (m_pMapping == NULL) { - return (FX_WORD)charcode; - } - if (charcode >> 16) { - if (m_pAddMapping) { - void* found = FXSYS_bsearch(&charcode, m_pAddMapping + 4, *(FX_DWORD*)m_pAddMapping, 8, compareCID); - if (found == NULL) { - if (m_pUseMap) { - return m_pUseMap->CIDFromCharCode(charcode); - } - return 0; - } - return (FX_WORD)(((FX_DWORD*)found)[1] % 65536 + charcode - * (FX_DWORD*)found); - } - if (m_pUseMap) { - return m_pUseMap->CIDFromCharCode(charcode); - } - return 0; - } - FX_DWORD CID = m_pMapping[charcode]; - if (!CID && m_pUseMap) { - return m_pUseMap->CIDFromCharCode(charcode); - } - return (FX_WORD)CID; -} -static int _CheckCodeRange(FX_LPBYTE codes, int size, _CMap_CodeRange* pRanges, int nRanges) -{ - int iSeg = nRanges - 1; - while (iSeg >= 0) { - if (pRanges[iSeg].m_CharSize < size) { - iSeg --; - continue; - } - int iChar = 0; - while (iChar < size) { - if (codes[iChar] < pRanges[iSeg].m_Lower[iChar] || - codes[iChar] > pRanges[iSeg].m_Upper[iChar]) { - break; - } - iChar ++; - } - if (iChar == pRanges[iSeg].m_CharSize) { - return 2; - } - if (iChar) { - if (size == pRanges[iSeg].m_CharSize) { - return 2; - } - return 1; - } - iSeg --; - } - return 0; -} -FX_DWORD CPDF_CMap::GetNextChar(FX_LPCSTR pString, int& offset) const -{ - switch (m_CodingScheme) { - case OneByte: - return ((FX_LPBYTE)pString)[offset++]; - case TwoBytes: - offset += 2; - return ((FX_LPBYTE)pString)[offset - 2] * 256 + ((FX_LPBYTE)pString)[offset - 1]; - case MixedTwoBytes: { - FX_BYTE byte1 = ((FX_LPBYTE)pString)[offset++]; - if (!m_pLeadingBytes[byte1]) { - return byte1; - } - FX_BYTE byte2 = ((FX_LPBYTE)pString)[offset++]; - return byte1 * 256 + byte2; - } - case MixedFourBytes: { - FX_BYTE codes[4]; - int char_size = 1; - codes[0] = ((FX_LPBYTE)pString)[offset++]; - _CMap_CodeRange* pRanges = (_CMap_CodeRange*)m_pLeadingBytes; - while (1) { - int ret = _CheckCodeRange(codes, char_size, pRanges, m_nCodeRanges); - if (ret == 0) { - return 0; - } - if (ret == 2) { - FX_DWORD charcode = 0; - for (int i = 0; i < char_size; i ++) { - charcode = (charcode << 8) + codes[i]; - } - return charcode; - } - if (char_size == 4) { - return 0; - } - codes[char_size ++] = ((FX_LPBYTE)pString)[offset++]; - } - break; - } - } - return 0; -} -int CPDF_CMap::GetCharSize(FX_DWORD charcode) const -{ - switch (m_CodingScheme) { - case OneByte: - return 1; - case TwoBytes: - return 2; - case MixedTwoBytes: - case MixedFourBytes: - if (charcode < 0x100) { - return 1; - } - if (charcode < 0x10000) { - return 2; - } - if (charcode < 0x1000000) { - return 3; - } - return 4; - } - return 1; -} -int CPDF_CMap::CountChar(FX_LPCSTR pString, int size) const -{ - switch (m_CodingScheme) { - case OneByte: - return size; - case TwoBytes: - return (size + 1) / 2; - case MixedTwoBytes: { - int count = 0; - for (int i = 0; i < size; i ++) { - count ++; - if (m_pLeadingBytes[((FX_LPBYTE)pString)[i]]) { - i ++; - } - } - return count; - } - case MixedFourBytes: { - int count = 0, offset = 0; - while (offset < size) { - GetNextChar(pString, offset); - count ++; - } - return count; - } - } - return size; -} -int _GetCharSize(FX_DWORD charcode, _CMap_CodeRange* pRanges, int iRangesSize) -{ - if (!iRangesSize) { - return 1; - } - FX_BYTE codes[4]; - codes[0] = codes[1] = 0x00; - codes[2] = (FX_BYTE)(charcode >> 8 & 0xFF); - codes[3] = (FX_BYTE)charcode; - int offset = 0, size = 4; - for (int i = 0; i < 4; ++i) { - int iSeg = iRangesSize - 1; - while (iSeg >= 0) { - if (pRanges[iSeg].m_CharSize < size) { - iSeg --; - continue; - } - int iChar = 0; - while (iChar < size) { - if (codes[offset + iChar] < pRanges[iSeg].m_Lower[iChar] || - codes[offset + iChar] > pRanges[iSeg].m_Upper[iChar]) { - break; - } - iChar ++; - } - if (iChar == pRanges[iSeg].m_CharSize) { - return size; - } - iSeg --; - } - size --; - offset ++; - } - return 1; -} -int CPDF_CMap::AppendChar(FX_LPSTR str, FX_DWORD charcode) const -{ - switch (m_CodingScheme) { - case OneByte: - str[0] = (FX_BYTE)charcode; - return 1; - case TwoBytes: - str[0] = (FX_BYTE)(charcode / 256); - str[1] = (FX_BYTE)(charcode % 256); - return 2; - case MixedTwoBytes: - case MixedFourBytes: - if (charcode < 0x100) { - _CMap_CodeRange* pRanges = (_CMap_CodeRange*)m_pLeadingBytes; - int iSize = _GetCharSize(charcode, pRanges, m_nCodeRanges); - if (iSize == 0) { - iSize = 1; - } - if (iSize > 1) { - FXSYS_memset32(str, 0, sizeof(FX_BYTE) * iSize); - } - str[iSize - 1] = (FX_BYTE)charcode; - return iSize; - } else if (charcode < 0x10000) { - str[0] = (FX_BYTE)(charcode >> 8); - str[1] = (FX_BYTE)charcode; - return 2; - } else if (charcode < 0x1000000) { - str[0] = (FX_BYTE)(charcode >> 16); - str[1] = (FX_BYTE)(charcode >> 8); - str[2] = (FX_BYTE)charcode; - return 3; - } else { - str[0] = (FX_BYTE)(charcode >> 24); - str[1] = (FX_BYTE)(charcode >> 16); - str[2] = (FX_BYTE)(charcode >> 8); - str[3] = (FX_BYTE)charcode; - return 4; - } - } - return 0; -} -CPDF_CID2UnicodeMap::CPDF_CID2UnicodeMap() -{ - m_EmbeddedCount = 0; -#ifndef _FPDFAPI_MINI_ - m_pExternalMap = NULL; -#endif -} -CPDF_CID2UnicodeMap::~CPDF_CID2UnicodeMap() -{ -#ifndef _FPDFAPI_MINI_ - if (m_pExternalMap) { - delete m_pExternalMap; - } -#endif -} -FX_BOOL CPDF_CID2UnicodeMap::Initialize() -{ -#ifndef _FPDFAPI_MINI_ - m_pExternalMap = FX_NEW CPDF_FXMP; -#endif - return TRUE; -} -FX_BOOL CPDF_CID2UnicodeMap::IsLoaded() -{ -#ifdef _FPDFAPI_MINI_ - return m_EmbeddedCount != 0; -#else - return m_EmbeddedCount != 0 || (m_pExternalMap != NULL && m_pExternalMap->IsLoaded()); -#endif -} -FX_WCHAR CPDF_CID2UnicodeMap::UnicodeFromCID(FX_WORD CID) -{ - if (m_Charset == CIDSET_UNICODE) { - return CID; - } - if (CID < m_EmbeddedCount) { - return m_pEmbeddedMap[CID]; - } -#ifdef _FPDFAPI_MINI_ - return 0; -#else - FX_LPCBYTE record = m_pExternalMap->GetRecord(CID); - if (record == NULL) { - return 0; - } - return *(FX_WORD*)record; -#endif -} -void FPDFAPI_LoadCID2UnicodeMap(int charset, const FX_WORD*& pMap, FX_DWORD& count); -void CPDF_CID2UnicodeMap::Load(CPDF_CMapManager* pMgr, int charset, FX_BOOL bPromptCJK) -{ - m_Charset = charset; - FPDFAPI_LoadCID2UnicodeMap(charset, m_pEmbeddedMap, m_EmbeddedCount); - if (m_EmbeddedCount) { - return; - } -#ifndef _FPDFAPI_MINI_ - FX_LPVOID pPackage = pMgr->GetPackage(bPromptCJK); - if (pPackage == NULL) { - return; - } - m_pExternalMap->LoadFile(pPackage, FX_BSTRC("CIDInfo_") + g_CharsetNames[charset]); -#endif -} -#include "ttgsubtable.h" -CPDF_CIDFont::CPDF_CIDFont() -{ - m_pCMap = NULL; - m_pAllocatedCMap = NULL; - m_pCID2UnicodeMap = NULL; - m_pAnsiWidths = NULL; - m_pCIDToGIDMap = NULL; - m_bCIDIsGID = FALSE; - m_bAdobeCourierStd = FALSE; - m_pTTGSUBTable = NULL; - FXSYS_memset8(m_CharBBox, 0xff, 256 * sizeof(FX_SMALL_RECT)); -} -CPDF_CIDFont::~CPDF_CIDFont() -{ - if (m_pAnsiWidths) { - FX_Free(m_pAnsiWidths); - } - if (m_pAllocatedCMap) { - delete m_pAllocatedCMap; - } - if (m_pCIDToGIDMap) { - delete m_pCIDToGIDMap; - } - if (m_pTTGSUBTable) { - delete m_pTTGSUBTable; - } -} -FX_WORD CPDF_CIDFont::CIDFromCharCode(FX_DWORD charcode) const -{ - if (m_pCMap == NULL) { - return (FX_WORD)charcode; - } - return m_pCMap->CIDFromCharCode(charcode); -} -FX_BOOL CPDF_CIDFont::IsVertWriting() const -{ - return m_pCMap ? m_pCMap->IsVertWriting() : FALSE; -} -extern FX_DWORD FPDFAPI_CharCodeFromCID(const FXCMAP_CMap* pMap, FX_WORD cid); -static FX_DWORD _EmbeddedCharcodeFromUnicode(const FXCMAP_CMap* pEmbedMap, int charset, FX_WCHAR unicode) -{ - if (charset <= 0 || charset > 4) { - return 0; - } - CPDF_FontGlobals* pFontGlobals = CPDF_ModuleMgr::Get()->GetPageModule()->GetFontGlobals(); - const FX_WORD* pCodes = pFontGlobals->m_EmbeddedToUnicodes[charset].m_pMap; - if (pCodes == NULL) { - return 0; - } - int nCodes = pFontGlobals->m_EmbeddedToUnicodes[charset].m_Count; - for (int i = 0; i < nCodes; i++) { - if (pCodes[i] == unicode) { - FX_DWORD CharCode = FPDFAPI_CharCodeFromCID(pEmbedMap, i); - if (CharCode == 0) { - continue; - } - return CharCode; - } - } - return 0; -} -static FX_WCHAR _EmbeddedUnicodeFromCharcode(const FXCMAP_CMap* pEmbedMap, int charset, FX_DWORD charcode) -{ - if (charset <= 0 || charset > 4) { - return 0; - } - FX_WORD cid = FPDFAPI_CIDFromCharCode(pEmbedMap, charcode); - if (cid == 0) { - return 0; - } - CPDF_FontGlobals* pFontGlobals = CPDF_ModuleMgr::Get()->GetPageModule()->GetFontGlobals(); - const FX_WORD* pCodes = pFontGlobals->m_EmbeddedToUnicodes[charset].m_pMap; - if (pCodes == NULL) { - return 0; - } - if (cid < pFontGlobals->m_EmbeddedToUnicodes[charset].m_Count) { - return pCodes[cid]; - } - return 0; -} -FX_WCHAR CPDF_CIDFont::_UnicodeFromCharCode(FX_DWORD charcode) const -{ - switch (m_pCMap->m_Coding) { - case CIDCODING_UCS2: - case CIDCODING_UTF16: - return (FX_WCHAR)charcode; - case CIDCODING_CID: - if (m_pCID2UnicodeMap == NULL || !m_pCID2UnicodeMap->IsLoaded()) { - return 0; - } - return m_pCID2UnicodeMap->UnicodeFromCID((FX_WORD)charcode); - } - if (!m_pCMap->IsLoaded() || m_pCID2UnicodeMap == NULL || !m_pCID2UnicodeMap->IsLoaded()) { -#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ - FX_WCHAR unicode; - int charsize = 1; - if (charcode > 255) { - charcode = (charcode % 256) * 256 + (charcode / 256); - charsize = 2; - } - int ret = FXSYS_MultiByteToWideChar(g_CharsetCPs[m_pCMap->m_Coding], 0, (FX_LPCSTR)&charcode, charsize, &unicode, 1); - if (ret != 1) { - return 0; - } - return unicode; -#endif - if (m_pCMap->m_pEmbedMap) { - return _EmbeddedUnicodeFromCharcode(m_pCMap->m_pEmbedMap, m_pCMap->m_Charset, charcode); - } else { - return 0; - } - } - return m_pCID2UnicodeMap->UnicodeFromCID(CIDFromCharCode(charcode)); -} -FX_DWORD CPDF_CIDFont::_CharCodeFromUnicode(FX_WCHAR unicode) const -{ - switch (m_pCMap->m_Coding) { - case CIDCODING_UNKNOWN: - return 0; - case CIDCODING_UCS2: - case CIDCODING_UTF16: - return unicode; - case CIDCODING_CID: { - if (m_pCID2UnicodeMap == NULL || !m_pCID2UnicodeMap->IsLoaded()) { - return 0; - } - FX_DWORD CID = 0; - while (CID < 65536) { - FX_WCHAR this_unicode = m_pCID2UnicodeMap->UnicodeFromCID((FX_WORD)CID); - if (this_unicode == unicode) { - return CID; - } - CID ++; - } - break; - } - } -#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ - FX_BYTE buffer[32]; - int ret = FXSYS_WideCharToMultiByte(g_CharsetCPs[m_pCMap->m_Coding], 0, &unicode, 1, (char*)buffer, 4, NULL, NULL); - if (ret == 1) { - return buffer[0]; - } else if (ret == 2) { - return buffer[0] * 256 + buffer[1]; - } - return 0; -#endif - if (unicode < 0x80) { - return (FX_DWORD)unicode; - } else { - if (m_pCMap->m_pEmbedMap) { - return _EmbeddedCharcodeFromUnicode(m_pCMap->m_pEmbedMap, m_pCMap->m_Charset, unicode); - } else { - return 0; - } - } -} -static void FT_UseCIDCharmap(FXFT_Face face, int coding) -{ - int encoding; - switch (coding) { - case CIDCODING_GB: - encoding = FXFT_ENCODING_GB2312; - break; - case CIDCODING_BIG5: - encoding = FXFT_ENCODING_BIG5; - break; - case CIDCODING_JIS: - encoding = FXFT_ENCODING_SJIS; - break; - case CIDCODING_KOREA: - encoding = FXFT_ENCODING_JOHAB; - break; - default: - encoding = FXFT_ENCODING_UNICODE; - } - int err = FXFT_Select_Charmap(face, encoding); - if (err) { - err = FXFT_Select_Charmap(face, FXFT_ENCODING_UNICODE); - } - if (err && FXFT_Get_Face_Charmaps(face)) { - FXFT_Set_Charmap(face, *FXFT_Get_Face_Charmaps(face)); - } -} -FX_BOOL CPDF_CIDFont::_Load() -{ - if (m_pFontDict->GetString(FX_BSTRC("Subtype")) == FX_BSTRC("TrueType")) { - return LoadGB2312(); - } - CPDF_Array* pFonts = m_pFontDict->GetArray(FX_BSTRC("DescendantFonts")); - if (pFonts == NULL) { - return FALSE; - } - if (pFonts->GetCount() != 1) { - return FALSE; - } - CPDF_Dictionary* pCIDFontDict = pFonts->GetDict(0); - if (pCIDFontDict == NULL) { - return FALSE; - } - m_BaseFont = pCIDFontDict->GetString(FX_BSTRC("BaseFont")); - if ((m_BaseFont.Compare("CourierStd") == 0 || m_BaseFont.Compare("CourierStd-Bold") == 0 - || m_BaseFont.Compare("CourierStd-BoldOblique") == 0 || m_BaseFont.Compare("CourierStd-Oblique") == 0) - && !IsEmbedded()) { - m_bAdobeCourierStd = TRUE; - } - CPDF_Dictionary* pFontDesc = pCIDFontDict->GetDict(FX_BSTRC("FontDescriptor")); - if (pFontDesc) { - LoadFontDescriptor(pFontDesc); - } - CPDF_Object* pEncoding = m_pFontDict->GetElementValue(FX_BSTRC("Encoding")); - if (pEncoding == NULL) { - return FALSE; - } - CFX_ByteString subtype = pCIDFontDict->GetString(FX_BSTRC("Subtype")); - m_bType1 = FALSE; - if (subtype == FX_BSTRC("CIDFontType0")) { - m_bType1 = TRUE; - } - if (pEncoding->GetType() == PDFOBJ_NAME) { - CFX_ByteString cmap = pEncoding->GetString(); - m_pCMap = CPDF_ModuleMgr::Get()->GetPageModule()->GetFontGlobals()->m_CMapManager.GetPredefinedCMap(cmap, - m_pFontFile && m_bType1); - } else if (pEncoding->GetType() == PDFOBJ_STREAM) { - m_pAllocatedCMap = m_pCMap = FX_NEW CPDF_CMap; - CPDF_Stream* pStream = (CPDF_Stream*)pEncoding; - CPDF_StreamAcc acc; - acc.LoadAllData(pStream, FALSE); - m_pCMap->LoadEmbedded(acc.GetData(), acc.GetSize()); - } else { - return FALSE; - } - if (m_pCMap == NULL) { - return FALSE; - } - m_Charset = m_pCMap->m_Charset; - if (m_Charset == CIDSET_UNKNOWN) { - CPDF_Dictionary* pCIDInfo = pCIDFontDict->GetDict(FX_BSTRC("CIDSystemInfo")); - if (pCIDInfo) { - m_Charset = _CharsetFromOrdering(pCIDInfo->GetString(FX_BSTRC("Ordering"))); - } - } - if (m_Charset != CIDSET_UNKNOWN) - m_pCID2UnicodeMap = CPDF_ModuleMgr::Get()->GetPageModule()->GetFontGlobals()->m_CMapManager.GetCID2UnicodeMap(m_Charset, - m_pFontFile == NULL && (m_pCMap->m_Coding == CIDCODING_CID || pCIDFontDict->KeyExist(FX_BSTRC("W")))); - if (m_Font.GetFace()) { - if (m_bType1) { - FXFT_Select_Charmap(m_Font.GetFace(), FXFT_ENCODING_UNICODE); - } else { - FT_UseCIDCharmap(m_Font.GetFace(), m_pCMap->m_Coding); - } - } - m_DefaultWidth = pCIDFontDict->GetInteger(FX_BSTRC("DW"), 1000); - CPDF_Array* pWidthArray = pCIDFontDict->GetArray(FX_BSTRC("W")); - if (pWidthArray) { - LoadMetricsArray(pWidthArray, m_WidthList, 1); - } - if (!IsEmbedded()) { - LoadSubstFont(); - } - if (1) { - if (m_pFontFile || (GetSubstFont()->m_SubstFlags & FXFONT_SUBST_EXACT)) { - CPDF_Object* pmap = pCIDFontDict->GetElementValue(FX_BSTRC("CIDToGIDMap")); - if (pmap) { - if (pmap->GetType() == PDFOBJ_STREAM) { - m_pCIDToGIDMap = FX_NEW CPDF_StreamAcc; - m_pCIDToGIDMap->LoadAllData((CPDF_Stream*)pmap, FALSE); - } else if (pmap->GetString() == FX_BSTRC("Identity")) { -#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_ - if (m_pFontFile) { - m_bCIDIsGID = TRUE; - } -#else - m_bCIDIsGID = TRUE; -#endif - } - } - } - } - CheckFontMetrics(); - if (IsVertWriting()) { - pWidthArray = pCIDFontDict->GetArray(FX_BSTRC("W2")); - if (pWidthArray) { - LoadMetricsArray(pWidthArray, m_VertMetrics, 3); - } - CPDF_Array* pDefaultArray = pCIDFontDict->GetArray(FX_BSTRC("DW2")); - if (pDefaultArray) { - m_DefaultVY = pDefaultArray->GetInteger(0); - m_DefaultW1 = pDefaultArray->GetInteger(1); - } else { - m_DefaultVY = 880; - m_DefaultW1 = -1000; - } - } - return TRUE; -} -FX_FLOAT _CIDTransformToFloat(FX_BYTE ch) -{ - if (ch < 128) { - return ch * 1.0f / 127; - } - return (-255 + ch) * 1.0f / 127; -} -void CPDF_CIDFont::GetCharBBox(FX_DWORD charcode, FX_RECT& rect, int level) -{ - if (charcode < 256 && m_CharBBox[charcode].Right != -1) { - rect.bottom = m_CharBBox[charcode].Bottom; - rect.left = m_CharBBox[charcode].Left; - rect.right = m_CharBBox[charcode].Right; - rect.top = m_CharBBox[charcode].Top; - return; - } - FX_BOOL bVert = FALSE; - int glyph_index = GlyphFromCharCode(charcode, &bVert); - if (m_Font.m_Face == NULL) { - rect = FX_RECT(0, 0, 0, 0); - } else { - rect.left = rect.bottom = rect.right = rect.top = 0; - FXFT_Face face = m_Font.m_Face; - if (FXFT_Is_Face_Tricky(face)) { - int err = FXFT_Load_Glyph(face, glyph_index, FXFT_LOAD_IGNORE_GLOBAL_ADVANCE_WIDTH); - if (!err) { - FXFT_BBox cbox; - FXFT_Glyph glyph; - err = FXFT_Get_Glyph(((FXFT_Face)face)->glyph, &glyph); - if (!err) { - FXFT_Glyph_Get_CBox(glyph, FXFT_GLYPH_BBOX_PIXELS, &cbox); - int pixel_size_x = ((FXFT_Face)face)->size->metrics.x_ppem; - int pixel_size_y = ((FXFT_Face)face)->size->metrics.y_ppem; - if (pixel_size_x == 0 || pixel_size_y == 0) { - rect.left = cbox.xMin; - rect.right = cbox.xMax; - rect.top = cbox.yMax; - rect.bottom = cbox.yMin; - } else { - rect.left = cbox.xMin * 1000 / pixel_size_x; - rect.right = cbox.xMax * 1000 / pixel_size_x; - rect.top = cbox.yMax * 1000 / pixel_size_y; - rect.bottom = cbox.yMin * 1000 / pixel_size_y; - } - if (rect.top > FXFT_Get_Face_Ascender(face)) { - rect.top = FXFT_Get_Face_Ascender(face); - } - if (rect.bottom < FXFT_Get_Face_Descender(face)) { - rect.bottom = FXFT_Get_Face_Descender(face); - } - FXFT_Done_Glyph(glyph); - } - } - } else { - int err = FXFT_Load_Glyph(face, glyph_index, FXFT_LOAD_NO_SCALE); - if (err == 0) { - rect.left = TT2PDF(FXFT_Get_Glyph_HoriBearingX(face), face); - rect.right = TT2PDF(FXFT_Get_Glyph_HoriBearingX(face) + FXFT_Get_Glyph_Width(face), face); - rect.top = TT2PDF(FXFT_Get_Glyph_HoriBearingY(face), face); - rect.top += rect.top / 64; - rect.bottom = TT2PDF(FXFT_Get_Glyph_HoriBearingY(face) - FXFT_Get_Glyph_Height(face), face); - } - } - } - if (m_pFontFile == NULL && m_Charset == CIDSET_JAPAN1) { - FX_WORD CID = CIDFromCharCode(charcode); - FX_LPCBYTE pTransform = GetCIDTransform(CID); - if (pTransform && !bVert) { - CFX_AffineMatrix matrix(_CIDTransformToFloat(pTransform[0]), _CIDTransformToFloat(pTransform[1]), - _CIDTransformToFloat(pTransform[2]), _CIDTransformToFloat(pTransform[3]), - _CIDTransformToFloat(pTransform[4]) * 1000 , _CIDTransformToFloat(pTransform[5]) * 1000); - CFX_FloatRect rect_f(rect); - rect_f.Transform(&matrix); - rect = rect_f.GetOutterRect(); - } - } - if (charcode < 256) { - m_CharBBox[charcode].Bottom = (short)rect.bottom; - m_CharBBox[charcode].Left = (short)rect.left; - m_CharBBox[charcode].Right = (short)rect.right; - m_CharBBox[charcode].Top = (short)rect.top; - } -} -int CPDF_CIDFont::GetCharWidthF(FX_DWORD charcode, int level) -{ - if (m_pAnsiWidths && charcode < 0x80) { - return m_pAnsiWidths[charcode]; - } - FX_WORD cid = CIDFromCharCode(charcode); - int size = m_WidthList.GetSize(); - FX_DWORD* list = m_WidthList.GetData(); - for (int i = 0; i < size; i += 3) { - if (cid >= list[i] && cid <= list[i + 1]) { - return (int)list[i + 2]; - } - } - return m_DefaultWidth; -} -short CPDF_CIDFont::GetVertWidth(FX_WORD CID) const -{ - FX_DWORD vertsize = m_VertMetrics.GetSize() / 5; - if (vertsize == 0) { - return m_DefaultW1; - } - const FX_DWORD* pTable = m_VertMetrics.GetData(); - for (FX_DWORD i = 0; i < vertsize; i ++) - if (pTable[i * 5] <= CID && pTable[i * 5 + 1] >= CID) { - return (short)(int)pTable[i * 5 + 2]; - } - return m_DefaultW1; -} -void CPDF_CIDFont::GetVertOrigin(FX_WORD CID, short& vx, short &vy) const -{ - FX_DWORD vertsize = m_VertMetrics.GetSize() / 5; - if (vertsize) { - const FX_DWORD* pTable = m_VertMetrics.GetData(); - for (FX_DWORD i = 0; i < vertsize; i ++) - if (pTable[i * 5] <= CID && pTable[i * 5 + 1] >= CID) { - vx = (short)(int)pTable[i * 5 + 3]; - vy = (short)(int)pTable[i * 5 + 4]; - return; - } - } - FX_DWORD dwWidth = m_DefaultWidth; - int size = m_WidthList.GetSize(); - const FX_DWORD* list = m_WidthList.GetData(); - for (int i = 0; i < size; i += 3) { - if (CID >= list[i] && CID <= list[i + 1]) { - dwWidth = (FX_WORD)list[i + 2]; - break; - } - } - vx = (short)dwWidth / 2; - vy = (short)m_DefaultVY; -} -int CPDF_CIDFont::GetGlyphIndex(FX_DWORD unicode, FX_BOOL *pVertGlyph) -{ - if (pVertGlyph) { - *pVertGlyph = FALSE; - } - int index = FXFT_Get_Char_Index(m_Font.m_Face, unicode ); - if (unicode == 0x2502) { - return index; - } - if (index && IsVertWriting()) { - if (m_pTTGSUBTable) { - TT_uint32_t vindex = 0; - m_pTTGSUBTable->GetVerticalGlyph(index, &vindex); - if (vindex) { - index = vindex; - if (pVertGlyph) { - *pVertGlyph = TRUE; - } - } - return index; - } - if (NULL == m_Font.m_pGsubData) { - unsigned long length = 0; - int error = FXFT_Load_Sfnt_Table( m_Font.m_Face, FT_MAKE_TAG('G', 'S', 'U', 'B'), 0, NULL, &length); - if (!error) { - m_Font.m_pGsubData = (unsigned char*)FX_Alloc(FX_BYTE, length); - } - } - int error = FXFT_Load_Sfnt_Table( m_Font.m_Face, FT_MAKE_TAG('G', 'S', 'U', 'B'), 0, m_Font.m_pGsubData, NULL); - if (!error && m_Font.m_pGsubData) { - m_pTTGSUBTable = FX_NEW CFX_CTTGSUBTable; - m_pTTGSUBTable->LoadGSUBTable((FT_Bytes)m_Font.m_pGsubData); - TT_uint32_t vindex = 0; - m_pTTGSUBTable->GetVerticalGlyph(index, &vindex); - if (vindex) { - index = vindex; - if (pVertGlyph) { - *pVertGlyph = TRUE; - } - } - } - return index; - } - if (pVertGlyph) { - *pVertGlyph = FALSE; - } - return index; -} -int CPDF_CIDFont::GlyphFromCharCode(FX_DWORD charcode, FX_BOOL *pVertGlyph) -{ - if (pVertGlyph) { - *pVertGlyph = FALSE; - } - if (m_pFontFile == NULL && m_pCIDToGIDMap == NULL) { - FX_WORD cid = CIDFromCharCode(charcode); - FX_WCHAR unicode = 0; - if (m_bCIDIsGID) { -#if _FXM_PLATFORM_ != _FXM_PLATFORM_APPLE_ - return cid; -#else - if (m_Flags & PDFFONT_SYMBOLIC) { - return cid; - } - CFX_WideString uni_str = UnicodeFromCharCode(charcode); - if (uni_str.IsEmpty()) { - return cid; - } - unicode = uni_str.GetAt(0); -#endif - } else { - if (cid && m_pCID2UnicodeMap && m_pCID2UnicodeMap->IsLoaded()) { - unicode = m_pCID2UnicodeMap->UnicodeFromCID(cid); - } - if (unicode == 0) { - unicode = _UnicodeFromCharCode(charcode); - } - if (unicode == 0 && !(m_Flags & PDFFONT_SYMBOLIC)) { - unicode = UnicodeFromCharCode(charcode).GetAt(0); - } - } - if (unicode == 0) { - if (!m_bAdobeCourierStd) { - return charcode == 0 ? -1 : (int)charcode; - } - charcode += 31; - int index = 0, iBaseEncoding; - FX_BOOL bMSUnicode = FT_UseTTCharmap(m_Font.m_Face, 3, 1); - FX_BOOL bMacRoman = FALSE; - if (!bMSUnicode) { - bMacRoman = FT_UseTTCharmap(m_Font.m_Face, 1, 0); - } - iBaseEncoding = PDFFONT_ENCODING_STANDARD; - if (bMSUnicode) { - iBaseEncoding = PDFFONT_ENCODING_WINANSI; - } else if (bMacRoman) { - iBaseEncoding = PDFFONT_ENCODING_MACROMAN; - } - FX_LPCSTR name = GetAdobeCharName(iBaseEncoding, NULL, charcode); - if (name == NULL) { - return charcode == 0 ? -1 : (int)charcode; - } - FX_WORD unicode = PDF_UnicodeFromAdobeName(name); - if (unicode) { - if (bMSUnicode) { - index = FXFT_Get_Char_Index(m_Font.m_Face, unicode); - } else if (bMacRoman) { - FX_DWORD maccode = FT_CharCodeFromUnicode(FXFT_ENCODING_APPLE_ROMAN, unicode); - index = !maccode ? FXFT_Get_Name_Index(m_Font.m_Face, (char *)name) : FXFT_Get_Char_Index(m_Font.m_Face, maccode); - } else { - return FXFT_Get_Char_Index(m_Font.m_Face, unicode); - } - } else { - return charcode == 0 ? -1 : (int)charcode; - } - if (index == 0 || index == 0xffff) { - return charcode == 0 ? -1 : (int)charcode; - } else { - return index; - } - } - if (m_Charset == CIDSET_JAPAN1) { - if (unicode == '\\') { - unicode = '/'; - } -#if !defined(_FPDFAPI_MINI_) && _FXM_PLATFORM_ != _FXM_PLATFORM_APPLE_ - else if (unicode == 0xa5) { - unicode = 0x5c; - } -#endif - } - if (m_Font.m_Face == NULL) { - return unicode; - } - int err = FXFT_Select_Charmap(m_Font.m_Face, FXFT_ENCODING_UNICODE); - if (err != 0) { - int i; - for (i = 0; i < FXFT_Get_Face_CharmapCount(m_Font.m_Face); i ++) { - FX_DWORD ret = FT_CharCodeFromUnicode(FXFT_Get_Charmap_Encoding(FXFT_Get_Face_Charmaps(m_Font.m_Face)[i]), (FX_WCHAR)charcode); - if (ret == 0) { - continue; - } - FXFT_Set_Charmap(m_Font.m_Face, FXFT_Get_Face_Charmaps(m_Font.m_Face)[i]); - unicode = (FX_WCHAR)ret; - break; - } - if (i == FXFT_Get_Face_CharmapCount(m_Font.m_Face) && i) { - FXFT_Set_Charmap(m_Font.m_Face, FXFT_Get_Face_Charmaps(m_Font.m_Face)[0]); - unicode = (FX_WCHAR)charcode; - } - } - if (FXFT_Get_Face_Charmap(m_Font.m_Face)) { - int index = GetGlyphIndex(unicode, pVertGlyph); - if (index == 0) { - return -1; - } - return index; - } - return unicode ; - } - if (m_Font.m_Face == NULL) { - return -1; - } - FX_WORD cid = CIDFromCharCode(charcode); - if (m_bType1) { - if (NULL == m_pCIDToGIDMap) { - return cid; - } - } else { - if (m_pCIDToGIDMap == NULL) { - if (m_pFontFile && m_pCMap->m_pMapping == NULL) { - return cid; - } - if (m_pCMap->m_Coding == CIDCODING_UNKNOWN || FXFT_Get_Face_Charmap(m_Font.m_Face) == NULL) { - return cid; - } - if (FXFT_Get_Charmap_Encoding(FXFT_Get_Face_Charmap(m_Font.m_Face)) == FXFT_ENCODING_UNICODE) { - CFX_WideString unicode_str = UnicodeFromCharCode(charcode); - if (unicode_str.IsEmpty()) { - return -1; - } - charcode = unicode_str.GetAt(0); - } - return GetGlyphIndex(charcode, pVertGlyph); - } - } - FX_DWORD byte_pos = cid * 2; - if (byte_pos + 2 > m_pCIDToGIDMap->GetSize()) { - return -1; - } - FX_LPCBYTE pdata = m_pCIDToGIDMap->GetData() + byte_pos; - return pdata[0] * 256 + pdata[1]; -} -FX_DWORD CPDF_CIDFont::GetNextChar(FX_LPCSTR pString, int& offset) const -{ - return m_pCMap->GetNextChar(pString, offset); -} -int CPDF_CIDFont::GetCharSize(FX_DWORD charcode) const -{ - return m_pCMap->GetCharSize(charcode); -} -int CPDF_CIDFont::CountChar(FX_LPCSTR pString, int size) const -{ - return m_pCMap->CountChar(pString, size); -} -int CPDF_CIDFont::AppendChar(FX_LPSTR str, FX_DWORD charcode) const -{ - return m_pCMap->AppendChar(str, charcode); -} -FX_BOOL CPDF_CIDFont::IsUnicodeCompatible() const -{ - if (!m_pCMap->IsLoaded() || m_pCID2UnicodeMap == NULL || !m_pCID2UnicodeMap->IsLoaded()) { - return m_pCMap->m_Coding != CIDCODING_UNKNOWN; - } - return TRUE; -} -FX_BOOL CPDF_CIDFont::IsFontStyleFromCharCode(FX_DWORD charcode) const -{ - return TRUE; -} -void CPDF_CIDFont::LoadSubstFont() -{ - m_Font.LoadSubst(m_BaseFont, !m_bType1, m_Flags, m_StemV * 5, m_ItalicAngle, g_CharsetCPs[m_Charset], IsVertWriting()); -} -void CPDF_CIDFont::LoadMetricsArray(CPDF_Array* pArray, CFX_DWordArray& result, int nElements) -{ - int width_status = 0; - int iCurElement = 0; - int first_code = 0, last_code; - FX_DWORD count = pArray->GetCount(); - for (FX_DWORD i = 0; i < count; i ++) { - CPDF_Object* pObj = pArray->GetElementValue(i); - if (pObj == NULL) { - continue; - } - if (pObj->GetType() == PDFOBJ_ARRAY) { - if (width_status != 1) { - return; - } - CPDF_Array* pArray = (CPDF_Array*)pObj; - FX_DWORD count = pArray->GetCount(); - for (FX_DWORD j = 0; j < count; j += nElements) { - result.Add(first_code); - result.Add(first_code); - for (int k = 0; k < nElements; k ++) { - result.Add(pArray->GetInteger(j + k)); - } - first_code ++; - } - width_status = 0; - } else { - if (width_status == 0) { - first_code = pObj->GetInteger(); - width_status = 1; - } else if (width_status == 1) { - last_code = pObj->GetInteger(); - width_status = 2; - iCurElement = 0; - } else { - if (!iCurElement) { - result.Add(first_code); - result.Add(last_code); - } - result.Add(pObj->GetInteger()); - iCurElement ++; - if (iCurElement == nElements) { - width_status = 0; - } - } - } - } -} -FX_BOOL CPDF_CIDFont::LoadGB2312() -{ - m_BaseFont = m_pFontDict->GetString(FX_BSTRC("BaseFont")); - CPDF_Dictionary* pFontDesc = m_pFontDict->GetDict(FX_BSTRC("FontDescriptor")); - if (pFontDesc) { - LoadFontDescriptor(pFontDesc); - } - m_Charset = CIDSET_GB1; - m_bType1 = FALSE; - m_pCMap = CPDF_ModuleMgr::Get()->GetPageModule()->GetFontGlobals()->m_CMapManager.GetPredefinedCMap( - FX_BSTRC("GBK-EUC-H"), FALSE); - m_pCID2UnicodeMap = CPDF_ModuleMgr::Get()->GetPageModule()->GetFontGlobals()->m_CMapManager.GetCID2UnicodeMap(m_Charset, FALSE); - if (!IsEmbedded()) { - LoadSubstFont(); - } - CheckFontMetrics(); - m_DefaultWidth = 1000; - m_pAnsiWidths = FX_Alloc(FX_WORD, 128); - FXSYS_memset32(m_pAnsiWidths, 0, 128 * sizeof(FX_WORD)); - for (int i = 32; i < 127; i ++) { - m_pAnsiWidths[i] = 500; - } - return TRUE; -} -const struct _CIDTransform { - FX_WORD CID; - FX_BYTE a, b, c, d, e, f; -} -Japan1_VertCIDs[] = { - {97, 129, 0, 0, 127, 55, 0}, - {7887, 127, 0, 0, 127, 76, 89}, - {7888, 127, 0, 0, 127, 79, 94}, - {7889, 0, 129, 127, 0, 17, 127}, - {7890, 0, 129, 127, 0, 17, 127}, - {7891, 0, 129, 127, 0, 17, 127}, - {7892, 0, 129, 127, 0, 17, 127}, - {7893, 0, 129, 127, 0, 17, 127}, - {7894, 0, 129, 127, 0, 17, 127}, - {7895, 0, 129, 127, 0, 17, 127}, - {7896, 0, 129, 127, 0, 17, 127}, - {7897, 0, 129, 127, 0, 17, 127}, - {7898, 0, 129, 127, 0, 17, 127}, - {7899, 0, 129, 127, 0, 17, 104}, - {7900, 0, 129, 127, 0, 17, 127}, - {7901, 0, 129, 127, 0, 17, 104}, - {7902, 0, 129, 127, 0, 17, 127}, - {7903, 0, 129, 127, 0, 17, 127}, - {7904, 0, 129, 127, 0, 17, 127}, - {7905, 0, 129, 127, 0, 17, 114}, - {7906, 0, 129, 127, 0, 17, 127}, - {7907, 0, 129, 127, 0, 17, 127}, - {7908, 0, 129, 127, 0, 17, 127}, - {7909, 0, 129, 127, 0, 17, 127}, - {7910, 0, 129, 127, 0, 17, 127}, - {7911, 0, 129, 127, 0, 17, 127}, - {7912, 0, 129, 127, 0, 17, 127}, - {7913, 0, 129, 127, 0, 17, 127}, - {7914, 0, 129, 127, 0, 17, 127}, - {7915, 0, 129, 127, 0, 17, 114}, - {7916, 0, 129, 127, 0, 17, 127}, - {7917, 0, 129, 127, 0, 17, 127}, - {7918, 127, 0, 0, 127, 18, 25}, - {7919, 127, 0, 0, 127, 18, 25}, - {7920, 127, 0, 0, 127, 18, 25}, - {7921, 127, 0, 0, 127, 18, 25}, - {7922, 127, 0, 0, 127, 18, 25}, - {7923, 127, 0, 0, 127, 18, 25}, - {7924, 127, 0, 0, 127, 18, 25}, - {7925, 127, 0, 0, 127, 18, 25}, - {7926, 127, 0, 0, 127, 18, 25}, - {7927, 127, 0, 0, 127, 18, 25}, - {7928, 127, 0, 0, 127, 18, 25}, - {7929, 127, 0, 0, 127, 18, 25}, - {7930, 127, 0, 0, 127, 18, 25}, - {7931, 127, 0, 0, 127, 18, 25}, - {7932, 127, 0, 0, 127, 18, 25}, - {7933, 127, 0, 0, 127, 18, 25}, - {7934, 127, 0, 0, 127, 18, 25}, - {7935, 127, 0, 0, 127, 18, 25}, - {7936, 127, 0, 0, 127, 18, 25}, - {7937, 127, 0, 0, 127, 18, 25}, - {7938, 127, 0, 0, 127, 18, 25}, - {7939, 127, 0, 0, 127, 18, 25}, - {8720, 0, 129, 127, 0, 19, 102}, - {8721, 0, 129, 127, 0, 13, 127}, - {8722, 0, 129, 127, 0, 19, 108}, - {8723, 0, 129, 127, 0, 19, 102}, - {8724, 0, 129, 127, 0, 19, 102}, - {8725, 0, 129, 127, 0, 19, 102}, - {8726, 0, 129, 127, 0, 19, 102}, - {8727, 0, 129, 127, 0, 19, 102}, - {8728, 0, 129, 127, 0, 19, 114}, - {8729, 0, 129, 127, 0, 19, 114}, - {8730, 0, 129, 127, 0, 38, 108}, - {8731, 0, 129, 127, 0, 13, 108}, - {8732, 0, 129, 127, 0, 19, 108}, - {8733, 0, 129, 127, 0, 19, 108}, - {8734, 0, 129, 127, 0, 19, 108}, - {8735, 0, 129, 127, 0, 19, 108}, - {8736, 0, 129, 127, 0, 19, 102}, - {8737, 0, 129, 127, 0, 19, 102}, - {8738, 0, 129, 127, 0, 19, 102}, - {8739, 0, 129, 127, 0, 19, 102}, - {8740, 0, 129, 127, 0, 19, 102}, - {8741, 0, 129, 127, 0, 19, 102}, - {8742, 0, 129, 127, 0, 19, 102}, - {8743, 0, 129, 127, 0, 19, 102}, - {8744, 0, 129, 127, 0, 19, 102}, - {8745, 0, 129, 127, 0, 19, 102}, - {8746, 0, 129, 127, 0, 19, 114}, - {8747, 0, 129, 127, 0, 19, 114}, - {8748, 0, 129, 127, 0, 19, 102}, - {8749, 0, 129, 127, 0, 19, 102}, - {8750, 0, 129, 127, 0, 19, 102}, - {8751, 0, 129, 127, 0, 19, 102}, - {8752, 0, 129, 127, 0, 19, 102}, - {8753, 0, 129, 127, 0, 19, 102}, - {8754, 0, 129, 127, 0, 19, 102}, - {8755, 0, 129, 127, 0, 19, 102}, - {8756, 0, 129, 127, 0, 19, 102}, - {8757, 0, 129, 127, 0, 19, 102}, - {8758, 0, 129, 127, 0, 19, 102}, - {8759, 0, 129, 127, 0, 19, 102}, - {8760, 0, 129, 127, 0, 19, 102}, - {8761, 0, 129, 127, 0, 19, 102}, - {8762, 0, 129, 127, 0, 19, 102}, - {8763, 0, 129, 127, 0, 19, 102}, - {8764, 0, 129, 127, 0, 19, 102}, - {8765, 0, 129, 127, 0, 19, 102}, - {8766, 0, 129, 127, 0, 19, 102}, - {8767, 0, 129, 127, 0, 19, 102}, - {8768, 0, 129, 127, 0, 19, 102}, - {8769, 0, 129, 127, 0, 19, 102}, - {8770, 0, 129, 127, 0, 19, 102}, - {8771, 0, 129, 127, 0, 19, 102}, - {8772, 0, 129, 127, 0, 19, 102}, - {8773, 0, 129, 127, 0, 19, 102}, - {8774, 0, 129, 127, 0, 19, 102}, - {8775, 0, 129, 127, 0, 19, 102}, - {8776, 0, 129, 127, 0, 19, 102}, - {8777, 0, 129, 127, 0, 19, 102}, - {8778, 0, 129, 127, 0, 19, 102}, - {8779, 0, 129, 127, 0, 19, 114}, - {8780, 0, 129, 127, 0, 19, 108}, - {8781, 0, 129, 127, 0, 19, 114}, - {8782, 0, 129, 127, 0, 13, 114}, - {8783, 0, 129, 127, 0, 19, 108}, - {8784, 0, 129, 127, 0, 13, 114}, - {8785, 0, 129, 127, 0, 19, 108}, - {8786, 0, 129, 127, 0, 19, 108}, - {8787, 0, 129, 127, 0, 19, 108}, - {8788, 0, 129, 127, 0, 19, 108}, - {8789, 0, 129, 127, 0, 19, 108}, - {8790, 0, 129, 127, 0, 19, 108}, - {8791, 0, 129, 127, 0, 19, 108}, - {8792, 0, 129, 127, 0, 19, 108}, - {8793, 0, 129, 127, 0, 19, 108}, - {8794, 0, 129, 127, 0, 19, 108}, - {8795, 0, 129, 127, 0, 19, 108}, - {8796, 0, 129, 127, 0, 19, 108}, - {8797, 0, 129, 127, 0, 19, 108}, - {8798, 0, 129, 127, 0, 19, 108}, - {8799, 0, 129, 127, 0, 19, 108}, - {8800, 0, 129, 127, 0, 19, 108}, - {8801, 0, 129, 127, 0, 19, 108}, - {8802, 0, 129, 127, 0, 19, 108}, - {8803, 0, 129, 127, 0, 19, 108}, - {8804, 0, 129, 127, 0, 19, 108}, - {8805, 0, 129, 127, 0, 19, 108}, - {8806, 0, 129, 127, 0, 19, 108}, - {8807, 0, 129, 127, 0, 19, 108}, - {8808, 0, 129, 127, 0, 19, 108}, - {8809, 0, 129, 127, 0, 19, 108}, - {8810, 0, 129, 127, 0, 19, 108}, - {8811, 0, 129, 127, 0, 19, 114}, - {8812, 0, 129, 127, 0, 19, 102}, - {8813, 0, 129, 127, 0, 19, 114}, - {8814, 0, 129, 127, 0, 76, 102}, - {8815, 0, 129, 127, 0, 13, 121}, - {8816, 0, 129, 127, 0, 19, 114}, - {8817, 0, 129, 127, 0, 19, 127}, - {8818, 0, 129, 127, 0, 19, 114}, - {8819, 0, 129, 127, 0, 218, 108}, -}; -FX_LPCBYTE CPDF_CIDFont::GetCIDTransform(FX_WORD CID) const -{ - if (m_Charset != CIDSET_JAPAN1 || m_pFontFile != NULL) { - return NULL; - } - int begin = 0; - int end = sizeof Japan1_VertCIDs / sizeof(struct _CIDTransform) - 1; - while (begin <= end) { - int middle = (begin + end) / 2; - FX_WORD middlecode = Japan1_VertCIDs[middle].CID; - if (middlecode > CID) { - end = middle - 1; - } else if (middlecode < CID) { - begin = middle + 1; - } else { - return &Japan1_VertCIDs[middle].a; - } - } - return NULL; -} +// 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/fpdfapi/fpdf_module.h" +#include "../../../include/fpdfapi/fpdf_page.h" +#include "font_int.h" +#include "../fpdf_cmaps/cmap_int.h" +#include "../../../include/fxge/fx_ge.h" +#include "../../../include/fxge/fx_freetype.h" +extern FX_DWORD FT_CharCodeFromUnicode(int encoding, FX_WCHAR unicode); +extern FX_LPVOID FXFC_LoadPackage(FX_LPCSTR name); +extern FX_BOOL FXFC_LoadFile(FX_LPVOID pPackage, FX_LPCSTR name, FX_LPBYTE& pBuffer, FX_DWORD& size); +extern void FXFC_ClosePackage(FX_LPVOID pPackage); +extern short TT2PDF(int m, FXFT_Face face); +extern FX_BOOL FT_UseTTCharmap(FXFT_Face face, int platform_id, int encoding_id); +extern FX_LPCSTR GetAdobeCharName(int iBaseEncoding, const CFX_ByteString* pCharNames, int charcode); +CPDF_CMapManager::CPDF_CMapManager() +{ +#ifndef _FPDFAPI_MINI_ + m_bPrompted = FALSE; + m_pPackage = NULL; +#endif + FXSYS_memset32(m_CID2UnicodeMaps, 0, sizeof m_CID2UnicodeMaps); +} +CPDF_CMapManager::~CPDF_CMapManager() +{ + DropAll(FALSE); +#ifndef _FPDFAPI_MINI_ + if (m_pPackage) { + FXFC_ClosePackage(m_pPackage); + } +#endif +} +#ifndef _FPDFAPI_MINI_ +FX_LPVOID CPDF_CMapManager::GetPackage(FX_BOOL bPrompt) +{ +#ifndef FOXIT_CHROME_BUILD + if (m_pPackage == NULL) { + CFX_ByteString filename = CPDF_ModuleMgr::Get()->GetModuleFilePath(ADDIN_NAME_CJK, "FPDFCJK.BIN"); + m_pPackage = FXFC_LoadPackage(filename); + if (bPrompt && m_pPackage == NULL && !m_bPrompted) { + m_bPrompted = TRUE; + if (!CPDF_ModuleMgr::Get()->DownloadModule(ADDIN_NAME_CJK)) { + return NULL; + } + m_pPackage = FXFC_LoadPackage(filename); + } + } +#endif + return m_pPackage; +} +#endif +CPDF_CMap* CPDF_CMapManager::GetPredefinedCMap(const CFX_ByteString& name, FX_BOOL bPromptCJK) +{ + CPDF_CMap* pCMap; + if (m_CMaps.Lookup(name, (FX_LPVOID&)pCMap)) { + return pCMap; + } + pCMap = LoadPredefinedCMap(name, bPromptCJK); + if (name.IsEmpty()) { + return pCMap; + } + m_CMaps.SetAt(name, pCMap); + return pCMap; +} +CPDF_CMap* CPDF_CMapManager::LoadPredefinedCMap(const CFX_ByteString& name, FX_BOOL bPromptCJK) +{ + CPDF_CMap* pCMap = FX_NEW CPDF_CMap; + FX_LPCSTR pname = name; + if (*pname == '/') { + pname ++; + } + pCMap->LoadPredefined(this, pname, bPromptCJK); + return pCMap; +} +const FX_LPCSTR g_CharsetNames[] = {NULL, "GB1", "CNS1", "Japan1", "Korea1", "UCS", NULL}; +const int g_CharsetCPs[] = {0, 936, 950, 932, 949, 1200, 0}; +int _CharsetFromOrdering(const CFX_ByteString& Ordering) +{ + int charset = 1; + while (g_CharsetNames[charset] && Ordering != CFX_ByteStringC(g_CharsetNames[charset])) { + charset ++; + } + if (g_CharsetNames[charset] == NULL) { + return CIDSET_UNKNOWN; + } + return charset; +} +void CPDF_CMapManager::ReloadAll() +{ + DropAll(TRUE); +} +void CPDF_CMapManager::DropAll(FX_BOOL bReload) +{ + FX_POSITION pos = m_CMaps.GetStartPosition(); + while (pos) { + CFX_ByteString name; + CPDF_CMap* pCMap; + m_CMaps.GetNextAssoc(pos, name, (FX_LPVOID&)pCMap); + if (pCMap == NULL) { + continue; + } + if (bReload) { + pCMap->LoadPredefined(this, name, FALSE); + } else { + delete pCMap; + } + } + for (int i = 0; i < sizeof m_CID2UnicodeMaps / sizeof(CPDF_CID2UnicodeMap*); i ++) { + CPDF_CID2UnicodeMap* pMap = m_CID2UnicodeMaps[i]; + if (pMap == NULL) { + continue; + } + if (bReload) { + pMap->Load(this, i, FALSE); + } else { + delete pMap; + } + } +} +CPDF_CID2UnicodeMap* CPDF_CMapManager::GetCID2UnicodeMap(int charset, FX_BOOL bPromptCJK) +{ + if (m_CID2UnicodeMaps[charset] == NULL) { + m_CID2UnicodeMaps[charset] = LoadCID2UnicodeMap(charset, bPromptCJK); + } + return m_CID2UnicodeMaps[charset]; +} +CPDF_CID2UnicodeMap* CPDF_CMapManager::LoadCID2UnicodeMap(int charset, FX_BOOL bPromptCJK) +{ + CPDF_CID2UnicodeMap* pMap = FX_NEW CPDF_CID2UnicodeMap(); + if (!pMap->Initialize()) { + delete pMap; + return NULL; + } + pMap->Load(this, charset, bPromptCJK); + return pMap; +} +CPDF_CMapParser::CPDF_CMapParser() +{ + m_pCMap = NULL; + m_Status = 0; + m_CodeSeq = 0; +} +FX_BOOL CPDF_CMapParser::Initialize(CPDF_CMap* pCMap) +{ + m_pCMap = pCMap; + m_Status = 0; + m_CodeSeq = 0; + m_AddMaps.EstimateSize(0, 10240); + return TRUE; +} +static FX_DWORD CMap_GetCode(FX_BSTR word) +{ + int num = 0; + if (word.GetAt(0) == '<') { + for (int i = 1; i < word.GetLength(); i ++) { + FX_BYTE digit = word.GetAt(i); + if (digit >= '0' && digit <= '9') { + digit = digit - '0'; + } else if (digit >= 'a' && digit <= 'f') { + digit = digit - 'a' + 10; + } else if (digit >= 'A' && digit <= 'F') { + digit = digit - 'A' + 10; + } else { + return num; + } + num = num * 16 + digit; + } + } else { + for (int i = 0; i < word.GetLength(); i ++) { + if (word.GetAt(i) < '0' || word.GetAt(i) > '9') { + return num; + } + num = num * 10 + word.GetAt(i) - '0'; + } + } + return num; +} +static FX_BOOL _CMap_GetCodeRange(_CMap_CodeRange& range, FX_BSTR first, FX_BSTR second) +{ + if (first.GetLength() == 0 || first.GetAt(0) != '<') { + return FALSE; + } + int num = 0; + int i; + for (i = 1; i < first.GetLength(); i ++) + if (first.GetAt(i) == '>') { + break; + } + range.m_CharSize = (i - 1) / 2; + if (range.m_CharSize > 4) { + return FALSE; + } + for (i = 0; i < range.m_CharSize; i ++) { + FX_BYTE digit1 = first.GetAt(i * 2 + 1); + FX_BYTE digit2 = first.GetAt(i * 2 + 2); + FX_BYTE byte = (digit1 >= '0' && digit1 <= '9') ? (digit1 - '0') : ((digit1 & 0xdf) - 'A' + 10); + byte = byte * 16 + ((digit2 >= '0' && digit2 <= '9') ? (digit2 - '0') : ((digit2 & 0xdf) - 'A' + 10)); + range.m_Lower[i] = byte; + } + FX_DWORD size = second.GetLength(); + for (i = 0; i < range.m_CharSize; i ++) { + FX_BYTE digit1 = ((FX_DWORD)i * 2 + 1 < size) ? second.GetAt((FX_STRSIZE)i * 2 + 1) : 0; + FX_BYTE digit2 = ((FX_DWORD)i * 2 + 2 < size) ? second.GetAt((FX_STRSIZE)i * 2 + 2) : 0; + FX_BYTE byte = (digit1 >= '0' && digit1 <= '9') ? (digit1 - '0') : ((digit1 & 0xdf) - 'A' + 10); + byte = byte * 16 + ((digit2 >= '0' && digit2 <= '9') ? (digit2 - '0') : ((digit2 & 0xdf) - 'A' + 10)); + range.m_Upper[i] = byte; + } + return TRUE; +} +static CFX_ByteString CMap_GetString(FX_BSTR word) +{ + return word.Mid(1, word.GetLength() - 2); +} +void CPDF_CMapParser::ParseWord(FX_BSTR word) +{ + if (word.IsEmpty()) { + return; + } + if (word == FX_BSTRC("begincidchar")) { + m_Status = 1; + m_CodeSeq = 0; + } else if (word == FX_BSTRC("begincidrange")) { + m_Status = 2; + m_CodeSeq = 0; + } else if (word == FX_BSTRC("endcidrange") || word == FX_BSTRC("endcidchar")) { + m_Status = 0; + } else if (word == FX_BSTRC("/WMode")) { + m_Status = 6; + } else if (word == FX_BSTRC("/Registry")) { + m_Status = 3; + } else if (word == FX_BSTRC("/Ordering")) { + m_Status = 4; + } else if (word == FX_BSTRC("/Supplement")) { + m_Status = 5; + } else if (word == FX_BSTRC("begincodespacerange")) { + m_Status = 7; + m_CodeSeq = 0; + } else if (word == FX_BSTRC("usecmap")) { + } else if (m_Status == 1 || m_Status == 2) { + m_CodePoints[m_CodeSeq] = CMap_GetCode(word); + m_CodeSeq ++; + FX_DWORD StartCode, EndCode; + FX_WORD StartCID; + if (m_Status == 1) { + if (m_CodeSeq < 2) { + return; + } + EndCode = StartCode = m_CodePoints[0]; + StartCID = (FX_WORD)m_CodePoints[1]; + } else { + if (m_CodeSeq < 3) { + return; + } + StartCode = m_CodePoints[0]; + EndCode = m_CodePoints[1]; + StartCID = (FX_WORD)m_CodePoints[2]; + } + if (EndCode < 0x10000) { + for (FX_DWORD code = StartCode; code <= EndCode; code ++) { + m_pCMap->m_pMapping[code] = (FX_WORD)(StartCID + code - StartCode); + } + } else { + FX_DWORD buf[2]; + buf[0] = StartCode; + buf[1] = ((EndCode - StartCode) << 16) + StartCID; + m_AddMaps.AppendBlock(buf, sizeof buf); + } + m_CodeSeq = 0; + } else if (m_Status == 3) { + CMap_GetString(word); + m_Status = 0; + } else if (m_Status == 4) { + m_pCMap->m_Charset = _CharsetFromOrdering(CMap_GetString(word)); + m_Status = 0; + } else if (m_Status == 5) { + CMap_GetCode(word); + m_Status = 0; + } else if (m_Status == 6) { + m_pCMap->m_bVertical = CMap_GetCode(word); + m_Status = 0; + } else if (m_Status == 7) { + if (word == FX_BSTRC("endcodespacerange")) { + int nSegs = m_CodeRanges.GetSize(); + if (nSegs > 1) { + m_pCMap->m_CodingScheme = CPDF_CMap::MixedFourBytes; + m_pCMap->m_nCodeRanges = nSegs; + m_pCMap->m_pLeadingBytes = FX_Alloc(FX_BYTE, nSegs * sizeof(_CMap_CodeRange)); + FXSYS_memcpy32(m_pCMap->m_pLeadingBytes, m_CodeRanges.GetData(), nSegs * sizeof(_CMap_CodeRange)); + } else if (nSegs == 1) { + m_pCMap->m_CodingScheme = (m_CodeRanges[0].m_CharSize == 2) ? CPDF_CMap::TwoBytes : CPDF_CMap::OneByte; + } + m_Status = 0; + } else { + if (word.GetLength() == 0 || word.GetAt(0) != '<') { + return; + } + if (m_CodeSeq % 2) { + _CMap_CodeRange range; + if (_CMap_GetCodeRange(range, m_LastWord, word)) { + m_CodeRanges.Add(range); + } + } + m_CodeSeq ++; + } + } + m_LastWord = word; +} +CPDF_CMap::CPDF_CMap() +{ + m_Charset = CIDSET_UNKNOWN; + m_Coding = CIDCODING_UNKNOWN; + m_CodingScheme = TwoBytes; + m_bVertical = 0; + m_bLoaded = FALSE; + m_pMapping = NULL; + m_pLeadingBytes = NULL; + m_pAddMapping = NULL; + m_pEmbedMap = NULL; + m_pUseMap = NULL; + m_nCodeRanges = 0; +} +CPDF_CMap::~CPDF_CMap() +{ + if (m_pMapping) { + FX_Free(m_pMapping); + } + if (m_pAddMapping) { + FX_Free(m_pAddMapping); + } + if (m_pLeadingBytes) { + FX_Free(m_pLeadingBytes); + } + if (m_pUseMap) { + delete m_pUseMap; + } +} +void CPDF_CMap::Release() +{ + if (m_PredefinedCMap.IsEmpty()) { + delete this; + } +} +const CPDF_PredefinedCMap g_PredefinedCMaps[] = { + { "GB-EUC", CIDSET_GB1, CIDCODING_GB, CPDF_CMap::MixedTwoBytes, 1, {0xa1, 0xfe} }, + { "GBpc-EUC", CIDSET_GB1, CIDCODING_GB, CPDF_CMap::MixedTwoBytes, 1, {0xa1, 0xfc} }, + { "GBK-EUC", CIDSET_GB1, CIDCODING_GB, CPDF_CMap::MixedTwoBytes, 1, {0x81, 0xfe} }, + { "GBKp-EUC", CIDSET_GB1, CIDCODING_GB, CPDF_CMap::MixedTwoBytes, 1, {0x81, 0xfe} }, + { "GBK2K-EUC", CIDSET_GB1, CIDCODING_GB, CPDF_CMap::MixedTwoBytes, 1, {0x81, 0xfe} }, + { "GBK2K", CIDSET_GB1, CIDCODING_GB, CPDF_CMap::MixedTwoBytes, 1, {0x81, 0xfe} }, + { "UniGB-UCS2", CIDSET_GB1, CIDCODING_UCS2, CPDF_CMap::TwoBytes }, + { "UniGB-UTF16", CIDSET_GB1, CIDCODING_UTF16, CPDF_CMap::TwoBytes }, + { "B5pc", CIDSET_CNS1, CIDCODING_BIG5, CPDF_CMap::MixedTwoBytes, 1, {0xa1, 0xfc} }, + { "HKscs-B5", CIDSET_CNS1, CIDCODING_BIG5, CPDF_CMap::MixedTwoBytes, 1, {0x88, 0xfe} }, + { "ETen-B5", CIDSET_CNS1, CIDCODING_BIG5, CPDF_CMap::MixedTwoBytes, 1, {0xa1, 0xfe} }, + { "ETenms-B5", CIDSET_CNS1, CIDCODING_BIG5, CPDF_CMap::MixedTwoBytes, 1, {0xa1, 0xfe} }, + { "UniCNS-UCS2", CIDSET_CNS1, CIDCODING_UCS2, CPDF_CMap::TwoBytes }, + { "UniCNS-UTF16", CIDSET_CNS1, CIDCODING_UTF16, CPDF_CMap::TwoBytes }, + { "83pv-RKSJ", CIDSET_JAPAN1, CIDCODING_JIS, CPDF_CMap::MixedTwoBytes, 2, {0x81, 0x9f, 0xe0, 0xfc} }, + { "90ms-RKSJ", CIDSET_JAPAN1, CIDCODING_JIS, CPDF_CMap::MixedTwoBytes, 2, {0x81, 0x9f, 0xe0, 0xfc} }, + { "90msp-RKSJ", CIDSET_JAPAN1, CIDCODING_JIS, CPDF_CMap::MixedTwoBytes, 2, {0x81, 0x9f, 0xe0, 0xfc} }, + { "90pv-RKSJ", CIDSET_JAPAN1, CIDCODING_JIS, CPDF_CMap::MixedTwoBytes, 2, {0x81, 0x9f, 0xe0, 0xfc} }, + { "Add-RKSJ", CIDSET_JAPAN1, CIDCODING_JIS, CPDF_CMap::MixedTwoBytes, 2, {0x81, 0x9f, 0xe0, 0xfc} }, + { "EUC", CIDSET_JAPAN1, CIDCODING_JIS, CPDF_CMap::MixedTwoBytes, 2, {0x8e, 0x8e, 0xa1, 0xfe} }, + { "H", CIDSET_JAPAN1, CIDCODING_JIS, CPDF_CMap::TwoBytes, 1, {0x21, 0x7e} }, + { "V", CIDSET_JAPAN1, CIDCODING_JIS, CPDF_CMap::TwoBytes, 1, {0x21, 0x7e} }, + { "Ext-RKSJ", CIDSET_JAPAN1, CIDCODING_JIS, CPDF_CMap::MixedTwoBytes, 2, {0x81, 0x9f, 0xe0, 0xfc} }, + { "UniJIS-UCS2", CIDSET_JAPAN1, CIDCODING_UCS2, CPDF_CMap::TwoBytes }, + { "UniJIS-UCS2-HW", CIDSET_JAPAN1, CIDCODING_UCS2, CPDF_CMap::TwoBytes }, + { "UniJIS-UTF16", CIDSET_JAPAN1, CIDCODING_UTF16, CPDF_CMap::TwoBytes }, + { "KSC-EUC", CIDSET_KOREA1, CIDCODING_KOREA, CPDF_CMap::MixedTwoBytes, 1, {0xa1, 0xfe} }, + { "KSCms-UHC", CIDSET_KOREA1, CIDCODING_KOREA, CPDF_CMap::MixedTwoBytes, 1, {0x81, 0xfe} }, + { "KSCms-UHC-HW", CIDSET_KOREA1, CIDCODING_KOREA, CPDF_CMap::MixedTwoBytes, 1, {0x81, 0xfe} }, + { "KSCpc-EUC", CIDSET_KOREA1, CIDCODING_KOREA, CPDF_CMap::MixedTwoBytes, 1, {0xa1, 0xfd} }, + { "UniKS-UCS2", CIDSET_KOREA1, CIDCODING_UCS2, CPDF_CMap::TwoBytes }, + { "UniKS-UTF16", CIDSET_KOREA1, CIDCODING_UTF16, CPDF_CMap::TwoBytes }, + { NULL, 0, 0 } +}; +extern void FPDFAPI_FindEmbeddedCMap(const char* name, int charset, int coding, const FXCMAP_CMap*& pMap); +extern FX_WORD FPDFAPI_CIDFromCharCode(const FXCMAP_CMap* pMap, FX_DWORD charcode); +FX_BOOL CPDF_CMap::LoadPredefined(CPDF_CMapManager* pMgr, FX_LPCSTR pName, FX_BOOL bPromptCJK) +{ + m_PredefinedCMap = pName; + if (m_PredefinedCMap == FX_BSTRC("Identity-H") || m_PredefinedCMap == FX_BSTRC("Identity-V")) { + m_Coding = CIDCODING_CID; + m_bVertical = pName[9] == 'V'; + m_bLoaded = TRUE; + return TRUE; + } + CFX_ByteString cmapid = m_PredefinedCMap; + m_bVertical = cmapid.Right(1) == FX_BSTRC("V"); + if (cmapid.GetLength() > 2) { + cmapid = cmapid.Left(cmapid.GetLength() - 2); + } + int index = 0; + while (1) { + if (g_PredefinedCMaps[index].m_pName == NULL) { + return FALSE; + } + if (cmapid == CFX_ByteStringC(g_PredefinedCMaps[index].m_pName)) { + break; + } + index ++; + } + const CPDF_PredefinedCMap& map = g_PredefinedCMaps[index]; + m_Charset = map.m_Charset; + m_Coding = map.m_Coding; + m_CodingScheme = map.m_CodingScheme; + if (m_CodingScheme == MixedTwoBytes) { + m_pLeadingBytes = FX_Alloc(FX_BYTE, 256); + FXSYS_memset32(m_pLeadingBytes, 0, 256); + for (FX_DWORD i = 0; i < map.m_LeadingSegCount; i ++) { + for (int b = map.m_LeadingSegs[i * 2]; b <= map.m_LeadingSegs[i * 2 + 1]; b ++) { + m_pLeadingBytes[b] = 1; + } + } + } + FPDFAPI_FindEmbeddedCMap(pName, m_Charset, m_Coding, m_pEmbedMap); + if (m_pEmbedMap) { + m_bLoaded = TRUE; + return TRUE; + } +#ifndef _FPDFAPI_MINI_ + FX_LPVOID pPackage = pMgr->GetPackage(bPromptCJK); + FX_LPBYTE pBuffer; + FX_DWORD size; + if (pPackage == NULL || !FXFC_LoadFile(pPackage, m_PredefinedCMap, pBuffer, size)) { + return FALSE; + } + m_pMapping = FX_Alloc(FX_WORD, 65536); + FXSYS_memset32(m_pMapping, 0, 65536 * sizeof(FX_WORD)); + FX_DWORD dwRecodeEndPos = 0; + if (pBuffer[5] == 0) { + FX_DWORD dwStartIndex = *(FX_DWORD*)(pBuffer + 8); + FX_DWORD dwRecordCount = *(FX_DWORD*)(pBuffer + 16); + FX_DWORD dwDataOffset = *(FX_DWORD*)(pBuffer + 20); + if (dwRecordCount * 2 + dwStartIndex * 2 < 65536) { + FXSYS_memcpy32(m_pMapping + dwStartIndex * 2, pBuffer + dwDataOffset, dwRecordCount * 2); + } + dwRecodeEndPos = dwDataOffset + dwRecordCount * 2; + } else if (pBuffer[5] == 2) { + FX_DWORD nSegments = *(FX_DWORD*)(pBuffer + 16); + FX_DWORD dwDataOffset = *(FX_DWORD*)(pBuffer + 20); + dwRecodeEndPos = dwDataOffset + 6 * nSegments; + for (FX_DWORD i = 0; i < nSegments; i ++) { + FX_LPBYTE pRecord = pBuffer + dwDataOffset + i * 6; + FX_WORD IndexStart = *(FX_WORD*)pRecord; + FX_WORD IndexCount = *(FX_WORD*)(pRecord + 2); + FX_WORD CodeStart = *(FX_WORD*)(pRecord + 4); + if (IndexStart + IndexCount < 65536) + for (FX_DWORD j = 0; j < IndexCount; j ++) { + m_pMapping[IndexStart + j ] = (FX_WORD)(CodeStart + j); + } + } + } + if (dwRecodeEndPos < size) { + FX_DWORD dwMapLen = *(FX_DWORD*)(pBuffer + dwRecodeEndPos); + if (dwMapLen) { + m_pUseMap = FX_NEW CPDF_CMap; + CFX_ByteString bsName(pBuffer + dwRecodeEndPos + 4 , dwMapLen); + if (m_pUseMap) { + m_pUseMap->LoadPredefined(pMgr, bsName, bPromptCJK); + } + } + } + FX_Free(pBuffer); + m_bLoaded = TRUE; +#endif + return TRUE; +} +extern "C" { + static int compare_dword(const void* data1, const void* data2) + { + return (*(FX_DWORD*)data1) - (*(FX_DWORD*)data2); + } +}; +FX_BOOL CPDF_CMap::LoadEmbedded(FX_LPCBYTE pData, FX_DWORD size) +{ + m_pMapping = FX_Alloc(FX_WORD, 65536); + FXSYS_memset32(m_pMapping, 0, 65536 * sizeof(FX_WORD)); + CPDF_CMapParser parser; + parser.Initialize(this); + CPDF_SimpleParser syntax(pData, size); + while (1) { + CFX_ByteStringC word = syntax.GetWord(); + if (word.IsEmpty()) { + break; + } + parser.ParseWord(word); + } + if (m_CodingScheme == MixedFourBytes && parser.m_AddMaps.GetSize()) { + m_pAddMapping = FX_Alloc(FX_BYTE, parser.m_AddMaps.GetSize() + 4); + *(FX_DWORD*)m_pAddMapping = parser.m_AddMaps.GetSize() / 8; + FXSYS_memcpy32(m_pAddMapping + 4, parser.m_AddMaps.GetBuffer(), parser.m_AddMaps.GetSize()); + FXSYS_qsort(m_pAddMapping + 4, parser.m_AddMaps.GetSize() / 8, 8, compare_dword); + } + return TRUE; +} +extern "C" { + static int compareCID(const void* key, const void* element) + { + if ((*(FX_DWORD*)key) < (*(FX_DWORD*)element)) { + return -1; + } + if ((*(FX_DWORD*)key) > (*(FX_DWORD*)element) + ((FX_DWORD*)element)[1] / 65536) { + return 1; + } + return 0; + } +}; +FX_WORD CPDF_CMap::CIDFromCharCode(FX_DWORD charcode) const +{ + if (m_Coding == CIDCODING_CID) { + return (FX_WORD)charcode; + } + if (m_pEmbedMap) { + return FPDFAPI_CIDFromCharCode(m_pEmbedMap, charcode); + } + if (m_pMapping == NULL) { + return (FX_WORD)charcode; + } + if (charcode >> 16) { + if (m_pAddMapping) { + void* found = FXSYS_bsearch(&charcode, m_pAddMapping + 4, *(FX_DWORD*)m_pAddMapping, 8, compareCID); + if (found == NULL) { + if (m_pUseMap) { + return m_pUseMap->CIDFromCharCode(charcode); + } + return 0; + } + return (FX_WORD)(((FX_DWORD*)found)[1] % 65536 + charcode - * (FX_DWORD*)found); + } + if (m_pUseMap) { + return m_pUseMap->CIDFromCharCode(charcode); + } + return 0; + } + FX_DWORD CID = m_pMapping[charcode]; + if (!CID && m_pUseMap) { + return m_pUseMap->CIDFromCharCode(charcode); + } + return (FX_WORD)CID; +} +static int _CheckCodeRange(FX_LPBYTE codes, int size, _CMap_CodeRange* pRanges, int nRanges) +{ + int iSeg = nRanges - 1; + while (iSeg >= 0) { + if (pRanges[iSeg].m_CharSize < size) { + iSeg --; + continue; + } + int iChar = 0; + while (iChar < size) { + if (codes[iChar] < pRanges[iSeg].m_Lower[iChar] || + codes[iChar] > pRanges[iSeg].m_Upper[iChar]) { + break; + } + iChar ++; + } + if (iChar == pRanges[iSeg].m_CharSize) { + return 2; + } + if (iChar) { + if (size == pRanges[iSeg].m_CharSize) { + return 2; + } + return 1; + } + iSeg --; + } + return 0; +} +FX_DWORD CPDF_CMap::GetNextChar(FX_LPCSTR pString, int& offset) const +{ + switch (m_CodingScheme) { + case OneByte: + return ((FX_LPBYTE)pString)[offset++]; + case TwoBytes: + offset += 2; + return ((FX_LPBYTE)pString)[offset - 2] * 256 + ((FX_LPBYTE)pString)[offset - 1]; + case MixedTwoBytes: { + FX_BYTE byte1 = ((FX_LPBYTE)pString)[offset++]; + if (!m_pLeadingBytes[byte1]) { + return byte1; + } + FX_BYTE byte2 = ((FX_LPBYTE)pString)[offset++]; + return byte1 * 256 + byte2; + } + case MixedFourBytes: { + FX_BYTE codes[4]; + int char_size = 1; + codes[0] = ((FX_LPBYTE)pString)[offset++]; + _CMap_CodeRange* pRanges = (_CMap_CodeRange*)m_pLeadingBytes; + while (1) { + int ret = _CheckCodeRange(codes, char_size, pRanges, m_nCodeRanges); + if (ret == 0) { + return 0; + } + if (ret == 2) { + FX_DWORD charcode = 0; + for (int i = 0; i < char_size; i ++) { + charcode = (charcode << 8) + codes[i]; + } + return charcode; + } + if (char_size == 4) { + return 0; + } + codes[char_size ++] = ((FX_LPBYTE)pString)[offset++]; + } + break; + } + } + return 0; +} +int CPDF_CMap::GetCharSize(FX_DWORD charcode) const +{ + switch (m_CodingScheme) { + case OneByte: + return 1; + case TwoBytes: + return 2; + case MixedTwoBytes: + case MixedFourBytes: + if (charcode < 0x100) { + return 1; + } + if (charcode < 0x10000) { + return 2; + } + if (charcode < 0x1000000) { + return 3; + } + return 4; + } + return 1; +} +int CPDF_CMap::CountChar(FX_LPCSTR pString, int size) const +{ + switch (m_CodingScheme) { + case OneByte: + return size; + case TwoBytes: + return (size + 1) / 2; + case MixedTwoBytes: { + int count = 0; + for (int i = 0; i < size; i ++) { + count ++; + if (m_pLeadingBytes[((FX_LPBYTE)pString)[i]]) { + i ++; + } + } + return count; + } + case MixedFourBytes: { + int count = 0, offset = 0; + while (offset < size) { + GetNextChar(pString, offset); + count ++; + } + return count; + } + } + return size; +} +int _GetCharSize(FX_DWORD charcode, _CMap_CodeRange* pRanges, int iRangesSize) +{ + if (!iRangesSize) { + return 1; + } + FX_BYTE codes[4]; + codes[0] = codes[1] = 0x00; + codes[2] = (FX_BYTE)(charcode >> 8 & 0xFF); + codes[3] = (FX_BYTE)charcode; + int offset = 0, size = 4; + for (int i = 0; i < 4; ++i) { + int iSeg = iRangesSize - 1; + while (iSeg >= 0) { + if (pRanges[iSeg].m_CharSize < size) { + iSeg --; + continue; + } + int iChar = 0; + while (iChar < size) { + if (codes[offset + iChar] < pRanges[iSeg].m_Lower[iChar] || + codes[offset + iChar] > pRanges[iSeg].m_Upper[iChar]) { + break; + } + iChar ++; + } + if (iChar == pRanges[iSeg].m_CharSize) { + return size; + } + iSeg --; + } + size --; + offset ++; + } + return 1; +} +int CPDF_CMap::AppendChar(FX_LPSTR str, FX_DWORD charcode) const +{ + switch (m_CodingScheme) { + case OneByte: + str[0] = (FX_BYTE)charcode; + return 1; + case TwoBytes: + str[0] = (FX_BYTE)(charcode / 256); + str[1] = (FX_BYTE)(charcode % 256); + return 2; + case MixedTwoBytes: + case MixedFourBytes: + if (charcode < 0x100) { + _CMap_CodeRange* pRanges = (_CMap_CodeRange*)m_pLeadingBytes; + int iSize = _GetCharSize(charcode, pRanges, m_nCodeRanges); + if (iSize == 0) { + iSize = 1; + } + if (iSize > 1) { + FXSYS_memset32(str, 0, sizeof(FX_BYTE) * iSize); + } + str[iSize - 1] = (FX_BYTE)charcode; + return iSize; + } else if (charcode < 0x10000) { + str[0] = (FX_BYTE)(charcode >> 8); + str[1] = (FX_BYTE)charcode; + return 2; + } else if (charcode < 0x1000000) { + str[0] = (FX_BYTE)(charcode >> 16); + str[1] = (FX_BYTE)(charcode >> 8); + str[2] = (FX_BYTE)charcode; + return 3; + } else { + str[0] = (FX_BYTE)(charcode >> 24); + str[1] = (FX_BYTE)(charcode >> 16); + str[2] = (FX_BYTE)(charcode >> 8); + str[3] = (FX_BYTE)charcode; + return 4; + } + } + return 0; +} +CPDF_CID2UnicodeMap::CPDF_CID2UnicodeMap() +{ + m_EmbeddedCount = 0; +#ifndef _FPDFAPI_MINI_ + m_pExternalMap = NULL; +#endif +} +CPDF_CID2UnicodeMap::~CPDF_CID2UnicodeMap() +{ +#ifndef _FPDFAPI_MINI_ + if (m_pExternalMap) { + delete m_pExternalMap; + } +#endif +} +FX_BOOL CPDF_CID2UnicodeMap::Initialize() +{ +#ifndef _FPDFAPI_MINI_ + m_pExternalMap = FX_NEW CPDF_FXMP; +#endif + return TRUE; +} +FX_BOOL CPDF_CID2UnicodeMap::IsLoaded() +{ +#ifdef _FPDFAPI_MINI_ + return m_EmbeddedCount != 0; +#else + return m_EmbeddedCount != 0 || (m_pExternalMap != NULL && m_pExternalMap->IsLoaded()); +#endif +} +FX_WCHAR CPDF_CID2UnicodeMap::UnicodeFromCID(FX_WORD CID) +{ + if (m_Charset == CIDSET_UNICODE) { + return CID; + } + if (CID < m_EmbeddedCount) { + return m_pEmbeddedMap[CID]; + } +#ifdef _FPDFAPI_MINI_ + return 0; +#else + FX_LPCBYTE record = m_pExternalMap->GetRecord(CID); + if (record == NULL) { + return 0; + } + return *(FX_WORD*)record; +#endif +} +void FPDFAPI_LoadCID2UnicodeMap(int charset, const FX_WORD*& pMap, FX_DWORD& count); +void CPDF_CID2UnicodeMap::Load(CPDF_CMapManager* pMgr, int charset, FX_BOOL bPromptCJK) +{ + m_Charset = charset; + FPDFAPI_LoadCID2UnicodeMap(charset, m_pEmbeddedMap, m_EmbeddedCount); + if (m_EmbeddedCount) { + return; + } +#ifndef _FPDFAPI_MINI_ + FX_LPVOID pPackage = pMgr->GetPackage(bPromptCJK); + if (pPackage == NULL) { + return; + } + m_pExternalMap->LoadFile(pPackage, FX_BSTRC("CIDInfo_") + g_CharsetNames[charset]); +#endif +} +#include "ttgsubtable.h" +CPDF_CIDFont::CPDF_CIDFont() +{ + m_pCMap = NULL; + m_pAllocatedCMap = NULL; + m_pCID2UnicodeMap = NULL; + m_pAnsiWidths = NULL; + m_pCIDToGIDMap = NULL; + m_bCIDIsGID = FALSE; + m_bAdobeCourierStd = FALSE; + m_pTTGSUBTable = NULL; + FXSYS_memset8(m_CharBBox, 0xff, 256 * sizeof(FX_SMALL_RECT)); +} +CPDF_CIDFont::~CPDF_CIDFont() +{ + if (m_pAnsiWidths) { + FX_Free(m_pAnsiWidths); + } + if (m_pAllocatedCMap) { + delete m_pAllocatedCMap; + } + if (m_pCIDToGIDMap) { + delete m_pCIDToGIDMap; + } + if (m_pTTGSUBTable) { + delete m_pTTGSUBTable; + } +} +FX_WORD CPDF_CIDFont::CIDFromCharCode(FX_DWORD charcode) const +{ + if (m_pCMap == NULL) { + return (FX_WORD)charcode; + } + return m_pCMap->CIDFromCharCode(charcode); +} +FX_BOOL CPDF_CIDFont::IsVertWriting() const +{ + return m_pCMap ? m_pCMap->IsVertWriting() : FALSE; +} +extern FX_DWORD FPDFAPI_CharCodeFromCID(const FXCMAP_CMap* pMap, FX_WORD cid); +static FX_DWORD _EmbeddedCharcodeFromUnicode(const FXCMAP_CMap* pEmbedMap, int charset, FX_WCHAR unicode) +{ + if (charset <= 0 || charset > 4) { + return 0; + } + CPDF_FontGlobals* pFontGlobals = CPDF_ModuleMgr::Get()->GetPageModule()->GetFontGlobals(); + const FX_WORD* pCodes = pFontGlobals->m_EmbeddedToUnicodes[charset].m_pMap; + if (pCodes == NULL) { + return 0; + } + int nCodes = pFontGlobals->m_EmbeddedToUnicodes[charset].m_Count; + for (int i = 0; i < nCodes; i++) { + if (pCodes[i] == unicode) { + FX_DWORD CharCode = FPDFAPI_CharCodeFromCID(pEmbedMap, i); + if (CharCode == 0) { + continue; + } + return CharCode; + } + } + return 0; +} +static FX_WCHAR _EmbeddedUnicodeFromCharcode(const FXCMAP_CMap* pEmbedMap, int charset, FX_DWORD charcode) +{ + if (charset <= 0 || charset > 4) { + return 0; + } + FX_WORD cid = FPDFAPI_CIDFromCharCode(pEmbedMap, charcode); + if (cid == 0) { + return 0; + } + CPDF_FontGlobals* pFontGlobals = CPDF_ModuleMgr::Get()->GetPageModule()->GetFontGlobals(); + const FX_WORD* pCodes = pFontGlobals->m_EmbeddedToUnicodes[charset].m_pMap; + if (pCodes == NULL) { + return 0; + } + if (cid < pFontGlobals->m_EmbeddedToUnicodes[charset].m_Count) { + return pCodes[cid]; + } + return 0; +} +FX_WCHAR CPDF_CIDFont::_UnicodeFromCharCode(FX_DWORD charcode) const +{ + switch (m_pCMap->m_Coding) { + case CIDCODING_UCS2: + case CIDCODING_UTF16: + return (FX_WCHAR)charcode; + case CIDCODING_CID: + if (m_pCID2UnicodeMap == NULL || !m_pCID2UnicodeMap->IsLoaded()) { + return 0; + } + return m_pCID2UnicodeMap->UnicodeFromCID((FX_WORD)charcode); + } + if (!m_pCMap->IsLoaded() || m_pCID2UnicodeMap == NULL || !m_pCID2UnicodeMap->IsLoaded()) { +#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ + FX_WCHAR unicode; + int charsize = 1; + if (charcode > 255) { + charcode = (charcode % 256) * 256 + (charcode / 256); + charsize = 2; + } + int ret = FXSYS_MultiByteToWideChar(g_CharsetCPs[m_pCMap->m_Coding], 0, (FX_LPCSTR)&charcode, charsize, &unicode, 1); + if (ret != 1) { + return 0; + } + return unicode; +#endif + if (m_pCMap->m_pEmbedMap) { + return _EmbeddedUnicodeFromCharcode(m_pCMap->m_pEmbedMap, m_pCMap->m_Charset, charcode); + } else { + return 0; + } + } + return m_pCID2UnicodeMap->UnicodeFromCID(CIDFromCharCode(charcode)); +} +FX_DWORD CPDF_CIDFont::_CharCodeFromUnicode(FX_WCHAR unicode) const +{ + switch (m_pCMap->m_Coding) { + case CIDCODING_UNKNOWN: + return 0; + case CIDCODING_UCS2: + case CIDCODING_UTF16: + return unicode; + case CIDCODING_CID: { + if (m_pCID2UnicodeMap == NULL || !m_pCID2UnicodeMap->IsLoaded()) { + return 0; + } + FX_DWORD CID = 0; + while (CID < 65536) { + FX_WCHAR this_unicode = m_pCID2UnicodeMap->UnicodeFromCID((FX_WORD)CID); + if (this_unicode == unicode) { + return CID; + } + CID ++; + } + break; + } + } +#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ + FX_BYTE buffer[32]; + int ret = FXSYS_WideCharToMultiByte(g_CharsetCPs[m_pCMap->m_Coding], 0, &unicode, 1, (char*)buffer, 4, NULL, NULL); + if (ret == 1) { + return buffer[0]; + } else if (ret == 2) { + return buffer[0] * 256 + buffer[1]; + } + return 0; +#endif + if (unicode < 0x80) { + return (FX_DWORD)unicode; + } else { + if (m_pCMap->m_pEmbedMap) { + return _EmbeddedCharcodeFromUnicode(m_pCMap->m_pEmbedMap, m_pCMap->m_Charset, unicode); + } else { + return 0; + } + } +} +static void FT_UseCIDCharmap(FXFT_Face face, int coding) +{ + int encoding; + switch (coding) { + case CIDCODING_GB: + encoding = FXFT_ENCODING_GB2312; + break; + case CIDCODING_BIG5: + encoding = FXFT_ENCODING_BIG5; + break; + case CIDCODING_JIS: + encoding = FXFT_ENCODING_SJIS; + break; + case CIDCODING_KOREA: + encoding = FXFT_ENCODING_JOHAB; + break; + default: + encoding = FXFT_ENCODING_UNICODE; + } + int err = FXFT_Select_Charmap(face, encoding); + if (err) { + err = FXFT_Select_Charmap(face, FXFT_ENCODING_UNICODE); + } + if (err && FXFT_Get_Face_Charmaps(face)) { + FXFT_Set_Charmap(face, *FXFT_Get_Face_Charmaps(face)); + } +} +FX_BOOL CPDF_CIDFont::_Load() +{ + if (m_pFontDict->GetString(FX_BSTRC("Subtype")) == FX_BSTRC("TrueType")) { + return LoadGB2312(); + } + CPDF_Array* pFonts = m_pFontDict->GetArray(FX_BSTRC("DescendantFonts")); + if (pFonts == NULL) { + return FALSE; + } + if (pFonts->GetCount() != 1) { + return FALSE; + } + CPDF_Dictionary* pCIDFontDict = pFonts->GetDict(0); + if (pCIDFontDict == NULL) { + return FALSE; + } + m_BaseFont = pCIDFontDict->GetString(FX_BSTRC("BaseFont")); + if ((m_BaseFont.Compare("CourierStd") == 0 || m_BaseFont.Compare("CourierStd-Bold") == 0 + || m_BaseFont.Compare("CourierStd-BoldOblique") == 0 || m_BaseFont.Compare("CourierStd-Oblique") == 0) + && !IsEmbedded()) { + m_bAdobeCourierStd = TRUE; + } + CPDF_Dictionary* pFontDesc = pCIDFontDict->GetDict(FX_BSTRC("FontDescriptor")); + if (pFontDesc) { + LoadFontDescriptor(pFontDesc); + } + CPDF_Object* pEncoding = m_pFontDict->GetElementValue(FX_BSTRC("Encoding")); + if (pEncoding == NULL) { + return FALSE; + } + CFX_ByteString subtype = pCIDFontDict->GetString(FX_BSTRC("Subtype")); + m_bType1 = FALSE; + if (subtype == FX_BSTRC("CIDFontType0")) { + m_bType1 = TRUE; + } + if (pEncoding->GetType() == PDFOBJ_NAME) { + CFX_ByteString cmap = pEncoding->GetString(); + m_pCMap = CPDF_ModuleMgr::Get()->GetPageModule()->GetFontGlobals()->m_CMapManager.GetPredefinedCMap(cmap, + m_pFontFile && m_bType1); + } else if (pEncoding->GetType() == PDFOBJ_STREAM) { + m_pAllocatedCMap = m_pCMap = FX_NEW CPDF_CMap; + CPDF_Stream* pStream = (CPDF_Stream*)pEncoding; + CPDF_StreamAcc acc; + acc.LoadAllData(pStream, FALSE); + m_pCMap->LoadEmbedded(acc.GetData(), acc.GetSize()); + } else { + return FALSE; + } + if (m_pCMap == NULL) { + return FALSE; + } + m_Charset = m_pCMap->m_Charset; + if (m_Charset == CIDSET_UNKNOWN) { + CPDF_Dictionary* pCIDInfo = pCIDFontDict->GetDict(FX_BSTRC("CIDSystemInfo")); + if (pCIDInfo) { + m_Charset = _CharsetFromOrdering(pCIDInfo->GetString(FX_BSTRC("Ordering"))); + } + } + if (m_Charset != CIDSET_UNKNOWN) + m_pCID2UnicodeMap = CPDF_ModuleMgr::Get()->GetPageModule()->GetFontGlobals()->m_CMapManager.GetCID2UnicodeMap(m_Charset, + m_pFontFile == NULL && (m_pCMap->m_Coding == CIDCODING_CID || pCIDFontDict->KeyExist(FX_BSTRC("W")))); + if (m_Font.GetFace()) { + if (m_bType1) { + FXFT_Select_Charmap(m_Font.GetFace(), FXFT_ENCODING_UNICODE); + } else { + FT_UseCIDCharmap(m_Font.GetFace(), m_pCMap->m_Coding); + } + } + m_DefaultWidth = pCIDFontDict->GetInteger(FX_BSTRC("DW"), 1000); + CPDF_Array* pWidthArray = pCIDFontDict->GetArray(FX_BSTRC("W")); + if (pWidthArray) { + LoadMetricsArray(pWidthArray, m_WidthList, 1); + } + if (!IsEmbedded()) { + LoadSubstFont(); + } + if (1) { + if (m_pFontFile || (GetSubstFont()->m_SubstFlags & FXFONT_SUBST_EXACT)) { + CPDF_Object* pmap = pCIDFontDict->GetElementValue(FX_BSTRC("CIDToGIDMap")); + if (pmap) { + if (pmap->GetType() == PDFOBJ_STREAM) { + m_pCIDToGIDMap = FX_NEW CPDF_StreamAcc; + m_pCIDToGIDMap->LoadAllData((CPDF_Stream*)pmap, FALSE); + } else if (pmap->GetString() == FX_BSTRC("Identity")) { +#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_ + if (m_pFontFile) { + m_bCIDIsGID = TRUE; + } +#else + m_bCIDIsGID = TRUE; +#endif + } + } + } + } + CheckFontMetrics(); + if (IsVertWriting()) { + pWidthArray = pCIDFontDict->GetArray(FX_BSTRC("W2")); + if (pWidthArray) { + LoadMetricsArray(pWidthArray, m_VertMetrics, 3); + } + CPDF_Array* pDefaultArray = pCIDFontDict->GetArray(FX_BSTRC("DW2")); + if (pDefaultArray) { + m_DefaultVY = pDefaultArray->GetInteger(0); + m_DefaultW1 = pDefaultArray->GetInteger(1); + } else { + m_DefaultVY = 880; + m_DefaultW1 = -1000; + } + } + return TRUE; +} +FX_FLOAT _CIDTransformToFloat(FX_BYTE ch) +{ + if (ch < 128) { + return ch * 1.0f / 127; + } + return (-255 + ch) * 1.0f / 127; +} +void CPDF_CIDFont::GetCharBBox(FX_DWORD charcode, FX_RECT& rect, int level) +{ + if (charcode < 256 && m_CharBBox[charcode].Right != -1) { + rect.bottom = m_CharBBox[charcode].Bottom; + rect.left = m_CharBBox[charcode].Left; + rect.right = m_CharBBox[charcode].Right; + rect.top = m_CharBBox[charcode].Top; + return; + } + FX_BOOL bVert = FALSE; + int glyph_index = GlyphFromCharCode(charcode, &bVert); + if (m_Font.m_Face == NULL) { + rect = FX_RECT(0, 0, 0, 0); + } else { + rect.left = rect.bottom = rect.right = rect.top = 0; + FXFT_Face face = m_Font.m_Face; + if (FXFT_Is_Face_Tricky(face)) { + int err = FXFT_Load_Glyph(face, glyph_index, FXFT_LOAD_IGNORE_GLOBAL_ADVANCE_WIDTH); + if (!err) { + FXFT_BBox cbox; + FXFT_Glyph glyph; + err = FXFT_Get_Glyph(((FXFT_Face)face)->glyph, &glyph); + if (!err) { + FXFT_Glyph_Get_CBox(glyph, FXFT_GLYPH_BBOX_PIXELS, &cbox); + int pixel_size_x = ((FXFT_Face)face)->size->metrics.x_ppem; + int pixel_size_y = ((FXFT_Face)face)->size->metrics.y_ppem; + if (pixel_size_x == 0 || pixel_size_y == 0) { + rect.left = cbox.xMin; + rect.right = cbox.xMax; + rect.top = cbox.yMax; + rect.bottom = cbox.yMin; + } else { + rect.left = cbox.xMin * 1000 / pixel_size_x; + rect.right = cbox.xMax * 1000 / pixel_size_x; + rect.top = cbox.yMax * 1000 / pixel_size_y; + rect.bottom = cbox.yMin * 1000 / pixel_size_y; + } + if (rect.top > FXFT_Get_Face_Ascender(face)) { + rect.top = FXFT_Get_Face_Ascender(face); + } + if (rect.bottom < FXFT_Get_Face_Descender(face)) { + rect.bottom = FXFT_Get_Face_Descender(face); + } + FXFT_Done_Glyph(glyph); + } + } + } else { + int err = FXFT_Load_Glyph(face, glyph_index, FXFT_LOAD_NO_SCALE); + if (err == 0) { + rect.left = TT2PDF(FXFT_Get_Glyph_HoriBearingX(face), face); + rect.right = TT2PDF(FXFT_Get_Glyph_HoriBearingX(face) + FXFT_Get_Glyph_Width(face), face); + rect.top = TT2PDF(FXFT_Get_Glyph_HoriBearingY(face), face); + rect.top += rect.top / 64; + rect.bottom = TT2PDF(FXFT_Get_Glyph_HoriBearingY(face) - FXFT_Get_Glyph_Height(face), face); + } + } + } + if (m_pFontFile == NULL && m_Charset == CIDSET_JAPAN1) { + FX_WORD CID = CIDFromCharCode(charcode); + FX_LPCBYTE pTransform = GetCIDTransform(CID); + if (pTransform && !bVert) { + CFX_AffineMatrix matrix(_CIDTransformToFloat(pTransform[0]), _CIDTransformToFloat(pTransform[1]), + _CIDTransformToFloat(pTransform[2]), _CIDTransformToFloat(pTransform[3]), + _CIDTransformToFloat(pTransform[4]) * 1000 , _CIDTransformToFloat(pTransform[5]) * 1000); + CFX_FloatRect rect_f(rect); + rect_f.Transform(&matrix); + rect = rect_f.GetOutterRect(); + } + } + if (charcode < 256) { + m_CharBBox[charcode].Bottom = (short)rect.bottom; + m_CharBBox[charcode].Left = (short)rect.left; + m_CharBBox[charcode].Right = (short)rect.right; + m_CharBBox[charcode].Top = (short)rect.top; + } +} +int CPDF_CIDFont::GetCharWidthF(FX_DWORD charcode, int level) +{ + if (m_pAnsiWidths && charcode < 0x80) { + return m_pAnsiWidths[charcode]; + } + FX_WORD cid = CIDFromCharCode(charcode); + int size = m_WidthList.GetSize(); + FX_DWORD* list = m_WidthList.GetData(); + for (int i = 0; i < size; i += 3) { + if (cid >= list[i] && cid <= list[i + 1]) { + return (int)list[i + 2]; + } + } + return m_DefaultWidth; +} +short CPDF_CIDFont::GetVertWidth(FX_WORD CID) const +{ + FX_DWORD vertsize = m_VertMetrics.GetSize() / 5; + if (vertsize == 0) { + return m_DefaultW1; + } + const FX_DWORD* pTable = m_VertMetrics.GetData(); + for (FX_DWORD i = 0; i < vertsize; i ++) + if (pTable[i * 5] <= CID && pTable[i * 5 + 1] >= CID) { + return (short)(int)pTable[i * 5 + 2]; + } + return m_DefaultW1; +} +void CPDF_CIDFont::GetVertOrigin(FX_WORD CID, short& vx, short &vy) const +{ + FX_DWORD vertsize = m_VertMetrics.GetSize() / 5; + if (vertsize) { + const FX_DWORD* pTable = m_VertMetrics.GetData(); + for (FX_DWORD i = 0; i < vertsize; i ++) + if (pTable[i * 5] <= CID && pTable[i * 5 + 1] >= CID) { + vx = (short)(int)pTable[i * 5 + 3]; + vy = (short)(int)pTable[i * 5 + 4]; + return; + } + } + FX_DWORD dwWidth = m_DefaultWidth; + int size = m_WidthList.GetSize(); + const FX_DWORD* list = m_WidthList.GetData(); + for (int i = 0; i < size; i += 3) { + if (CID >= list[i] && CID <= list[i + 1]) { + dwWidth = (FX_WORD)list[i + 2]; + break; + } + } + vx = (short)dwWidth / 2; + vy = (short)m_DefaultVY; +} +int CPDF_CIDFont::GetGlyphIndex(FX_DWORD unicode, FX_BOOL *pVertGlyph) +{ + if (pVertGlyph) { + *pVertGlyph = FALSE; + } + int index = FXFT_Get_Char_Index(m_Font.m_Face, unicode ); + if (unicode == 0x2502) { + return index; + } + if (index && IsVertWriting()) { + if (m_pTTGSUBTable) { + TT_uint32_t vindex = 0; + m_pTTGSUBTable->GetVerticalGlyph(index, &vindex); + if (vindex) { + index = vindex; + if (pVertGlyph) { + *pVertGlyph = TRUE; + } + } + return index; + } + if (NULL == m_Font.m_pGsubData) { + unsigned long length = 0; + int error = FXFT_Load_Sfnt_Table( m_Font.m_Face, FT_MAKE_TAG('G', 'S', 'U', 'B'), 0, NULL, &length); + if (!error) { + m_Font.m_pGsubData = (unsigned char*)FX_Alloc(FX_BYTE, length); + } + } + int error = FXFT_Load_Sfnt_Table( m_Font.m_Face, FT_MAKE_TAG('G', 'S', 'U', 'B'), 0, m_Font.m_pGsubData, NULL); + if (!error && m_Font.m_pGsubData) { + m_pTTGSUBTable = FX_NEW CFX_CTTGSUBTable; + m_pTTGSUBTable->LoadGSUBTable((FT_Bytes)m_Font.m_pGsubData); + TT_uint32_t vindex = 0; + m_pTTGSUBTable->GetVerticalGlyph(index, &vindex); + if (vindex) { + index = vindex; + if (pVertGlyph) { + *pVertGlyph = TRUE; + } + } + } + return index; + } + if (pVertGlyph) { + *pVertGlyph = FALSE; + } + return index; +} +int CPDF_CIDFont::GlyphFromCharCode(FX_DWORD charcode, FX_BOOL *pVertGlyph) +{ + if (pVertGlyph) { + *pVertGlyph = FALSE; + } + if (m_pFontFile == NULL && m_pCIDToGIDMap == NULL) { + FX_WORD cid = CIDFromCharCode(charcode); + FX_WCHAR unicode = 0; + if (m_bCIDIsGID) { +#if _FXM_PLATFORM_ != _FXM_PLATFORM_APPLE_ + return cid; +#else + if (m_Flags & PDFFONT_SYMBOLIC) { + return cid; + } + CFX_WideString uni_str = UnicodeFromCharCode(charcode); + if (uni_str.IsEmpty()) { + return cid; + } + unicode = uni_str.GetAt(0); +#endif + } else { + if (cid && m_pCID2UnicodeMap && m_pCID2UnicodeMap->IsLoaded()) { + unicode = m_pCID2UnicodeMap->UnicodeFromCID(cid); + } + if (unicode == 0) { + unicode = _UnicodeFromCharCode(charcode); + } + if (unicode == 0 && !(m_Flags & PDFFONT_SYMBOLIC)) { + unicode = UnicodeFromCharCode(charcode).GetAt(0); + } + } + if (unicode == 0) { + if (!m_bAdobeCourierStd) { + return charcode == 0 ? -1 : (int)charcode; + } + charcode += 31; + int index = 0, iBaseEncoding; + FX_BOOL bMSUnicode = FT_UseTTCharmap(m_Font.m_Face, 3, 1); + FX_BOOL bMacRoman = FALSE; + if (!bMSUnicode) { + bMacRoman = FT_UseTTCharmap(m_Font.m_Face, 1, 0); + } + iBaseEncoding = PDFFONT_ENCODING_STANDARD; + if (bMSUnicode) { + iBaseEncoding = PDFFONT_ENCODING_WINANSI; + } else if (bMacRoman) { + iBaseEncoding = PDFFONT_ENCODING_MACROMAN; + } + FX_LPCSTR name = GetAdobeCharName(iBaseEncoding, NULL, charcode); + if (name == NULL) { + return charcode == 0 ? -1 : (int)charcode; + } + FX_WORD unicode = PDF_UnicodeFromAdobeName(name); + if (unicode) { + if (bMSUnicode) { + index = FXFT_Get_Char_Index(m_Font.m_Face, unicode); + } else if (bMacRoman) { + FX_DWORD maccode = FT_CharCodeFromUnicode(FXFT_ENCODING_APPLE_ROMAN, unicode); + index = !maccode ? FXFT_Get_Name_Index(m_Font.m_Face, (char *)name) : FXFT_Get_Char_Index(m_Font.m_Face, maccode); + } else { + return FXFT_Get_Char_Index(m_Font.m_Face, unicode); + } + } else { + return charcode == 0 ? -1 : (int)charcode; + } + if (index == 0 || index == 0xffff) { + return charcode == 0 ? -1 : (int)charcode; + } else { + return index; + } + } + if (m_Charset == CIDSET_JAPAN1) { + if (unicode == '\\') { + unicode = '/'; + } +#if !defined(_FPDFAPI_MINI_) && _FXM_PLATFORM_ != _FXM_PLATFORM_APPLE_ + else if (unicode == 0xa5) { + unicode = 0x5c; + } +#endif + } + if (m_Font.m_Face == NULL) { + return unicode; + } + int err = FXFT_Select_Charmap(m_Font.m_Face, FXFT_ENCODING_UNICODE); + if (err != 0) { + int i; + for (i = 0; i < FXFT_Get_Face_CharmapCount(m_Font.m_Face); i ++) { + FX_DWORD ret = FT_CharCodeFromUnicode(FXFT_Get_Charmap_Encoding(FXFT_Get_Face_Charmaps(m_Font.m_Face)[i]), (FX_WCHAR)charcode); + if (ret == 0) { + continue; + } + FXFT_Set_Charmap(m_Font.m_Face, FXFT_Get_Face_Charmaps(m_Font.m_Face)[i]); + unicode = (FX_WCHAR)ret; + break; + } + if (i == FXFT_Get_Face_CharmapCount(m_Font.m_Face) && i) { + FXFT_Set_Charmap(m_Font.m_Face, FXFT_Get_Face_Charmaps(m_Font.m_Face)[0]); + unicode = (FX_WCHAR)charcode; + } + } + if (FXFT_Get_Face_Charmap(m_Font.m_Face)) { + int index = GetGlyphIndex(unicode, pVertGlyph); + if (index == 0) { + return -1; + } + return index; + } + return unicode ; + } + if (m_Font.m_Face == NULL) { + return -1; + } + FX_WORD cid = CIDFromCharCode(charcode); + if (m_bType1) { + if (NULL == m_pCIDToGIDMap) { + return cid; + } + } else { + if (m_pCIDToGIDMap == NULL) { + if (m_pFontFile && m_pCMap->m_pMapping == NULL) { + return cid; + } + if (m_pCMap->m_Coding == CIDCODING_UNKNOWN || FXFT_Get_Face_Charmap(m_Font.m_Face) == NULL) { + return cid; + } + if (FXFT_Get_Charmap_Encoding(FXFT_Get_Face_Charmap(m_Font.m_Face)) == FXFT_ENCODING_UNICODE) { + CFX_WideString unicode_str = UnicodeFromCharCode(charcode); + if (unicode_str.IsEmpty()) { + return -1; + } + charcode = unicode_str.GetAt(0); + } + return GetGlyphIndex(charcode, pVertGlyph); + } + } + FX_DWORD byte_pos = cid * 2; + if (byte_pos + 2 > m_pCIDToGIDMap->GetSize()) { + return -1; + } + FX_LPCBYTE pdata = m_pCIDToGIDMap->GetData() + byte_pos; + return pdata[0] * 256 + pdata[1]; +} +FX_DWORD CPDF_CIDFont::GetNextChar(FX_LPCSTR pString, int& offset) const +{ + return m_pCMap->GetNextChar(pString, offset); +} +int CPDF_CIDFont::GetCharSize(FX_DWORD charcode) const +{ + return m_pCMap->GetCharSize(charcode); +} +int CPDF_CIDFont::CountChar(FX_LPCSTR pString, int size) const +{ + return m_pCMap->CountChar(pString, size); +} +int CPDF_CIDFont::AppendChar(FX_LPSTR str, FX_DWORD charcode) const +{ + return m_pCMap->AppendChar(str, charcode); +} +FX_BOOL CPDF_CIDFont::IsUnicodeCompatible() const +{ + if (!m_pCMap->IsLoaded() || m_pCID2UnicodeMap == NULL || !m_pCID2UnicodeMap->IsLoaded()) { + return m_pCMap->m_Coding != CIDCODING_UNKNOWN; + } + return TRUE; +} +FX_BOOL CPDF_CIDFont::IsFontStyleFromCharCode(FX_DWORD charcode) const +{ + return TRUE; +} +void CPDF_CIDFont::LoadSubstFont() +{ + m_Font.LoadSubst(m_BaseFont, !m_bType1, m_Flags, m_StemV * 5, m_ItalicAngle, g_CharsetCPs[m_Charset], IsVertWriting()); +} +void CPDF_CIDFont::LoadMetricsArray(CPDF_Array* pArray, CFX_DWordArray& result, int nElements) +{ + int width_status = 0; + int iCurElement = 0; + int first_code = 0, last_code; + FX_DWORD count = pArray->GetCount(); + for (FX_DWORD i = 0; i < count; i ++) { + CPDF_Object* pObj = pArray->GetElementValue(i); + if (pObj == NULL) { + continue; + } + if (pObj->GetType() == PDFOBJ_ARRAY) { + if (width_status != 1) { + return; + } + CPDF_Array* pArray = (CPDF_Array*)pObj; + FX_DWORD count = pArray->GetCount(); + for (FX_DWORD j = 0; j < count; j += nElements) { + result.Add(first_code); + result.Add(first_code); + for (int k = 0; k < nElements; k ++) { + result.Add(pArray->GetInteger(j + k)); + } + first_code ++; + } + width_status = 0; + } else { + if (width_status == 0) { + first_code = pObj->GetInteger(); + width_status = 1; + } else if (width_status == 1) { + last_code = pObj->GetInteger(); + width_status = 2; + iCurElement = 0; + } else { + if (!iCurElement) { + result.Add(first_code); + result.Add(last_code); + } + result.Add(pObj->GetInteger()); + iCurElement ++; + if (iCurElement == nElements) { + width_status = 0; + } + } + } + } +} +FX_BOOL CPDF_CIDFont::LoadGB2312() +{ + m_BaseFont = m_pFontDict->GetString(FX_BSTRC("BaseFont")); + CPDF_Dictionary* pFontDesc = m_pFontDict->GetDict(FX_BSTRC("FontDescriptor")); + if (pFontDesc) { + LoadFontDescriptor(pFontDesc); + } + m_Charset = CIDSET_GB1; + m_bType1 = FALSE; + m_pCMap = CPDF_ModuleMgr::Get()->GetPageModule()->GetFontGlobals()->m_CMapManager.GetPredefinedCMap( + FX_BSTRC("GBK-EUC-H"), FALSE); + m_pCID2UnicodeMap = CPDF_ModuleMgr::Get()->GetPageModule()->GetFontGlobals()->m_CMapManager.GetCID2UnicodeMap(m_Charset, FALSE); + if (!IsEmbedded()) { + LoadSubstFont(); + } + CheckFontMetrics(); + m_DefaultWidth = 1000; + m_pAnsiWidths = FX_Alloc(FX_WORD, 128); + FXSYS_memset32(m_pAnsiWidths, 0, 128 * sizeof(FX_WORD)); + for (int i = 32; i < 127; i ++) { + m_pAnsiWidths[i] = 500; + } + return TRUE; +} +const struct _CIDTransform { + FX_WORD CID; + FX_BYTE a, b, c, d, e, f; +} +Japan1_VertCIDs[] = { + {97, 129, 0, 0, 127, 55, 0}, + {7887, 127, 0, 0, 127, 76, 89}, + {7888, 127, 0, 0, 127, 79, 94}, + {7889, 0, 129, 127, 0, 17, 127}, + {7890, 0, 129, 127, 0, 17, 127}, + {7891, 0, 129, 127, 0, 17, 127}, + {7892, 0, 129, 127, 0, 17, 127}, + {7893, 0, 129, 127, 0, 17, 127}, + {7894, 0, 129, 127, 0, 17, 127}, + {7895, 0, 129, 127, 0, 17, 127}, + {7896, 0, 129, 127, 0, 17, 127}, + {7897, 0, 129, 127, 0, 17, 127}, + {7898, 0, 129, 127, 0, 17, 127}, + {7899, 0, 129, 127, 0, 17, 104}, + {7900, 0, 129, 127, 0, 17, 127}, + {7901, 0, 129, 127, 0, 17, 104}, + {7902, 0, 129, 127, 0, 17, 127}, + {7903, 0, 129, 127, 0, 17, 127}, + {7904, 0, 129, 127, 0, 17, 127}, + {7905, 0, 129, 127, 0, 17, 114}, + {7906, 0, 129, 127, 0, 17, 127}, + {7907, 0, 129, 127, 0, 17, 127}, + {7908, 0, 129, 127, 0, 17, 127}, + {7909, 0, 129, 127, 0, 17, 127}, + {7910, 0, 129, 127, 0, 17, 127}, + {7911, 0, 129, 127, 0, 17, 127}, + {7912, 0, 129, 127, 0, 17, 127}, + {7913, 0, 129, 127, 0, 17, 127}, + {7914, 0, 129, 127, 0, 17, 127}, + {7915, 0, 129, 127, 0, 17, 114}, + {7916, 0, 129, 127, 0, 17, 127}, + {7917, 0, 129, 127, 0, 17, 127}, + {7918, 127, 0, 0, 127, 18, 25}, + {7919, 127, 0, 0, 127, 18, 25}, + {7920, 127, 0, 0, 127, 18, 25}, + {7921, 127, 0, 0, 127, 18, 25}, + {7922, 127, 0, 0, 127, 18, 25}, + {7923, 127, 0, 0, 127, 18, 25}, + {7924, 127, 0, 0, 127, 18, 25}, + {7925, 127, 0, 0, 127, 18, 25}, + {7926, 127, 0, 0, 127, 18, 25}, + {7927, 127, 0, 0, 127, 18, 25}, + {7928, 127, 0, 0, 127, 18, 25}, + {7929, 127, 0, 0, 127, 18, 25}, + {7930, 127, 0, 0, 127, 18, 25}, + {7931, 127, 0, 0, 127, 18, 25}, + {7932, 127, 0, 0, 127, 18, 25}, + {7933, 127, 0, 0, 127, 18, 25}, + {7934, 127, 0, 0, 127, 18, 25}, + {7935, 127, 0, 0, 127, 18, 25}, + {7936, 127, 0, 0, 127, 18, 25}, + {7937, 127, 0, 0, 127, 18, 25}, + {7938, 127, 0, 0, 127, 18, 25}, + {7939, 127, 0, 0, 127, 18, 25}, + {8720, 0, 129, 127, 0, 19, 102}, + {8721, 0, 129, 127, 0, 13, 127}, + {8722, 0, 129, 127, 0, 19, 108}, + {8723, 0, 129, 127, 0, 19, 102}, + {8724, 0, 129, 127, 0, 19, 102}, + {8725, 0, 129, 127, 0, 19, 102}, + {8726, 0, 129, 127, 0, 19, 102}, + {8727, 0, 129, 127, 0, 19, 102}, + {8728, 0, 129, 127, 0, 19, 114}, + {8729, 0, 129, 127, 0, 19, 114}, + {8730, 0, 129, 127, 0, 38, 108}, + {8731, 0, 129, 127, 0, 13, 108}, + {8732, 0, 129, 127, 0, 19, 108}, + {8733, 0, 129, 127, 0, 19, 108}, + {8734, 0, 129, 127, 0, 19, 108}, + {8735, 0, 129, 127, 0, 19, 108}, + {8736, 0, 129, 127, 0, 19, 102}, + {8737, 0, 129, 127, 0, 19, 102}, + {8738, 0, 129, 127, 0, 19, 102}, + {8739, 0, 129, 127, 0, 19, 102}, + {8740, 0, 129, 127, 0, 19, 102}, + {8741, 0, 129, 127, 0, 19, 102}, + {8742, 0, 129, 127, 0, 19, 102}, + {8743, 0, 129, 127, 0, 19, 102}, + {8744, 0, 129, 127, 0, 19, 102}, + {8745, 0, 129, 127, 0, 19, 102}, + {8746, 0, 129, 127, 0, 19, 114}, + {8747, 0, 129, 127, 0, 19, 114}, + {8748, 0, 129, 127, 0, 19, 102}, + {8749, 0, 129, 127, 0, 19, 102}, + {8750, 0, 129, 127, 0, 19, 102}, + {8751, 0, 129, 127, 0, 19, 102}, + {8752, 0, 129, 127, 0, 19, 102}, + {8753, 0, 129, 127, 0, 19, 102}, + {8754, 0, 129, 127, 0, 19, 102}, + {8755, 0, 129, 127, 0, 19, 102}, + {8756, 0, 129, 127, 0, 19, 102}, + {8757, 0, 129, 127, 0, 19, 102}, + {8758, 0, 129, 127, 0, 19, 102}, + {8759, 0, 129, 127, 0, 19, 102}, + {8760, 0, 129, 127, 0, 19, 102}, + {8761, 0, 129, 127, 0, 19, 102}, + {8762, 0, 129, 127, 0, 19, 102}, + {8763, 0, 129, 127, 0, 19, 102}, + {8764, 0, 129, 127, 0, 19, 102}, + {8765, 0, 129, 127, 0, 19, 102}, + {8766, 0, 129, 127, 0, 19, 102}, + {8767, 0, 129, 127, 0, 19, 102}, + {8768, 0, 129, 127, 0, 19, 102}, + {8769, 0, 129, 127, 0, 19, 102}, + {8770, 0, 129, 127, 0, 19, 102}, + {8771, 0, 129, 127, 0, 19, 102}, + {8772, 0, 129, 127, 0, 19, 102}, + {8773, 0, 129, 127, 0, 19, 102}, + {8774, 0, 129, 127, 0, 19, 102}, + {8775, 0, 129, 127, 0, 19, 102}, + {8776, 0, 129, 127, 0, 19, 102}, + {8777, 0, 129, 127, 0, 19, 102}, + {8778, 0, 129, 127, 0, 19, 102}, + {8779, 0, 129, 127, 0, 19, 114}, + {8780, 0, 129, 127, 0, 19, 108}, + {8781, 0, 129, 127, 0, 19, 114}, + {8782, 0, 129, 127, 0, 13, 114}, + {8783, 0, 129, 127, 0, 19, 108}, + {8784, 0, 129, 127, 0, 13, 114}, + {8785, 0, 129, 127, 0, 19, 108}, + {8786, 0, 129, 127, 0, 19, 108}, + {8787, 0, 129, 127, 0, 19, 108}, + {8788, 0, 129, 127, 0, 19, 108}, + {8789, 0, 129, 127, 0, 19, 108}, + {8790, 0, 129, 127, 0, 19, 108}, + {8791, 0, 129, 127, 0, 19, 108}, + {8792, 0, 129, 127, 0, 19, 108}, + {8793, 0, 129, 127, 0, 19, 108}, + {8794, 0, 129, 127, 0, 19, 108}, + {8795, 0, 129, 127, 0, 19, 108}, + {8796, 0, 129, 127, 0, 19, 108}, + {8797, 0, 129, 127, 0, 19, 108}, + {8798, 0, 129, 127, 0, 19, 108}, + {8799, 0, 129, 127, 0, 19, 108}, + {8800, 0, 129, 127, 0, 19, 108}, + {8801, 0, 129, 127, 0, 19, 108}, + {8802, 0, 129, 127, 0, 19, 108}, + {8803, 0, 129, 127, 0, 19, 108}, + {8804, 0, 129, 127, 0, 19, 108}, + {8805, 0, 129, 127, 0, 19, 108}, + {8806, 0, 129, 127, 0, 19, 108}, + {8807, 0, 129, 127, 0, 19, 108}, + {8808, 0, 129, 127, 0, 19, 108}, + {8809, 0, 129, 127, 0, 19, 108}, + {8810, 0, 129, 127, 0, 19, 108}, + {8811, 0, 129, 127, 0, 19, 114}, + {8812, 0, 129, 127, 0, 19, 102}, + {8813, 0, 129, 127, 0, 19, 114}, + {8814, 0, 129, 127, 0, 76, 102}, + {8815, 0, 129, 127, 0, 13, 121}, + {8816, 0, 129, 127, 0, 19, 114}, + {8817, 0, 129, 127, 0, 19, 127}, + {8818, 0, 129, 127, 0, 19, 114}, + {8819, 0, 129, 127, 0, 218, 108}, +}; +FX_LPCBYTE CPDF_CIDFont::GetCIDTransform(FX_WORD CID) const +{ + if (m_Charset != CIDSET_JAPAN1 || m_pFontFile != NULL) { + return NULL; + } + int begin = 0; + int end = sizeof Japan1_VertCIDs / sizeof(struct _CIDTransform) - 1; + while (begin <= end) { + int middle = (begin + end) / 2; + FX_WORD middlecode = Japan1_VertCIDs[middle].CID; + if (middlecode > CID) { + end = middle - 1; + } else if (middlecode < CID) { + begin = middle + 1; + } else { + return &Japan1_VertCIDs[middle].a; + } + } + return NULL; +} -- cgit v1.2.3