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-rw-r--r--xfa/fgas/font/cfgas_fontmgr.cpp570
-rw-r--r--xfa/fgas/font/cfgas_fontmgr.h32
2 files changed, 294 insertions, 308 deletions
diff --git a/xfa/fgas/font/cfgas_fontmgr.cpp b/xfa/fgas/font/cfgas_fontmgr.cpp
index d0a6127bbc..ed1fe78ccf 100644
--- a/xfa/fgas/font/cfgas_fontmgr.cpp
+++ b/xfa/fgas/font/cfgas_fontmgr.cpp
@@ -389,6 +389,274 @@ void ftStreamClose(FXFT_Stream stream) {}
}; // extern "C"
+// TODO(thestig): Pass in |name_table| as a std::vector?
+std::vector<WideString> GetNames(const uint8_t* name_table) {
+ std::vector<WideString> results;
+ if (!name_table)
+ return results;
+
+ const uint8_t* lpTable = name_table;
+ WideString wsFamily;
+ const uint8_t* sp = lpTable + 2;
+ const uint8_t* lpNameRecord = lpTable + 6;
+ uint16_t nNameCount = GetUInt16(sp);
+ const uint8_t* lpStr = lpTable + GetUInt16(sp + 2);
+ for (uint16_t j = 0; j < nNameCount; j++) {
+ uint16_t nNameID = GetUInt16(lpNameRecord + j * 12 + 6);
+ if (nNameID != 1)
+ continue;
+
+ uint16_t nPlatformID = GetUInt16(lpNameRecord + j * 12 + 0);
+ uint16_t nNameLength = GetUInt16(lpNameRecord + j * 12 + 8);
+ uint16_t nNameOffset = GetUInt16(lpNameRecord + j * 12 + 10);
+ wsFamily.clear();
+ if (nPlatformID != 1) {
+ for (uint16_t k = 0; k < nNameLength / 2; k++) {
+ wchar_t wcTemp = GetUInt16(lpStr + nNameOffset + k * 2);
+ wsFamily += wcTemp;
+ }
+ results.push_back(wsFamily);
+ continue;
+ }
+ for (uint16_t k = 0; k < nNameLength; k++) {
+ wchar_t wcTemp = GetUInt8(lpStr + nNameOffset + k);
+ wsFamily += wcTemp;
+ }
+ results.push_back(wsFamily);
+ }
+ return results;
+}
+
+std::vector<uint16_t> GetCharsets(FXFT_Face pFace) {
+ std::vector<uint16_t> charsets;
+ TT_OS2* pOS2 = static_cast<TT_OS2*>(FT_Get_Sfnt_Table(pFace, ft_sfnt_os2));
+ if (!pOS2) {
+ charsets.push_back(FX_CHARSET_Default);
+ return charsets;
+ }
+ uint16_t a[4] = {
+ pOS2->ulCodePageRange1 & 0xffff, (pOS2->ulCodePageRange1 >> 16) & 0xffff,
+ pOS2->ulCodePageRange2 & 0xffff, (pOS2->ulCodePageRange2 >> 16) & 0xffff};
+ for (int n = 0; n < 4; n++) {
+ for (int32_t i = 0; i < 16; i++) {
+ if ((a[n] & g_FX_Bit2Charset[n][i].wBit) != 0)
+ charsets.push_back(g_FX_Bit2Charset[n][i].wCharset);
+ }
+ }
+ return charsets;
+}
+
+void GetUSBCSB(FXFT_Face pFace, uint32_t* USB, uint32_t* CSB) {
+ TT_OS2* pOS2 = static_cast<TT_OS2*>(FT_Get_Sfnt_Table(pFace, ft_sfnt_os2));
+ if (!pOS2) {
+ USB[0] = 0;
+ USB[1] = 0;
+ USB[2] = 0;
+ USB[3] = 0;
+ CSB[0] = 0;
+ CSB[1] = 0;
+ return;
+ }
+ USB[0] = pOS2->ulUnicodeRange1;
+ USB[1] = pOS2->ulUnicodeRange2;
+ USB[2] = pOS2->ulUnicodeRange3;
+ USB[3] = pOS2->ulUnicodeRange4;
+ CSB[0] = pOS2->ulCodePageRange1;
+ CSB[1] = pOS2->ulCodePageRange2;
+}
+
+uint32_t GetFlags(FXFT_Face pFace) {
+ uint32_t flag = 0;
+ if (FT_IS_FIXED_WIDTH(pFace))
+ flag |= FXFONT_FIXED_PITCH;
+ TT_OS2* pOS2 = static_cast<TT_OS2*>(FT_Get_Sfnt_Table(pFace, ft_sfnt_os2));
+ if (!pOS2)
+ return flag;
+
+ if (pOS2->ulCodePageRange1 & (1 << 31))
+ flag |= FXFONT_SYMBOLIC;
+ if (pOS2->panose[0] == 2) {
+ uint8_t uSerif = pOS2->panose[1];
+ if ((uSerif > 1 && uSerif < 10) || uSerif > 13)
+ flag |= FXFONT_SERIF;
+ }
+ return flag;
+}
+
+RetainPtr<IFX_SeekableReadStream> CreateFontStream(
+ CFX_FontMapper* pFontMapper,
+ SystemFontInfoIface* pSystemFontInfo,
+ uint32_t index) {
+ void* hFont = pSystemFontInfo->MapFont(
+ 0, 0, FX_CHARSET_Default, 0, pFontMapper->GetFaceName(index).c_str());
+ if (!hFont)
+ return nullptr;
+
+ uint32_t dwFileSize = pSystemFontInfo->GetFontData(hFont, 0, nullptr, 0);
+ if (dwFileSize == 0)
+ return nullptr;
+
+ std::unique_ptr<uint8_t, FxFreeDeleter> pBuffer(
+ FX_Alloc(uint8_t, dwFileSize + 1));
+ dwFileSize =
+ pSystemFontInfo->GetFontData(hFont, 0, pBuffer.get(), dwFileSize);
+ return pdfium::MakeRetain<CFX_MemoryStream>(std::move(pBuffer), dwFileSize);
+}
+
+RetainPtr<IFX_SeekableReadStream> CreateFontStream(
+ const ByteString& bsFaceName) {
+ CFX_FontMgr* pFontMgr = CFX_GEModule::Get()->GetFontMgr();
+ CFX_FontMapper* pFontMapper = pFontMgr->GetBuiltinMapper();
+ if (!pFontMapper)
+ return nullptr;
+
+ SystemFontInfoIface* pSystemFontInfo = pFontMapper->GetSystemFontInfo();
+ if (!pSystemFontInfo)
+ return nullptr;
+
+ pSystemFontInfo->EnumFontList(pFontMapper);
+ for (int32_t i = 0; i < pFontMapper->GetFaceSize(); ++i) {
+ if (pFontMapper->GetFaceName(i) == bsFaceName)
+ return CreateFontStream(pFontMapper, pSystemFontInfo, i);
+ }
+ return nullptr;
+}
+
+FXFT_Face LoadFace(const RetainPtr<IFX_SeekableReadStream>& pFontStream,
+ int32_t iFaceIndex) {
+ if (!pFontStream)
+ return nullptr;
+
+ CFX_FontMgr* pFontMgr = CFX_GEModule::Get()->GetFontMgr();
+ pFontMgr->InitFTLibrary();
+
+ FXFT_Library library = pFontMgr->GetFTLibrary();
+ if (!library)
+ return nullptr;
+
+ // TODO(palmer): This memory will be freed with |ft_free| (which is |free|).
+ // Ultimately, we want to change this to:
+ // FXFT_Stream ftStream = FX_Alloc(FXFT_StreamRec, 1);
+ // https://bugs.chromium.org/p/pdfium/issues/detail?id=690
+ FXFT_Stream ftStream =
+ static_cast<FXFT_Stream>(ft_scalloc(sizeof(FXFT_StreamRec), 1));
+ memset(ftStream, 0, sizeof(FXFT_StreamRec));
+ ftStream->base = nullptr;
+ ftStream->descriptor.pointer = static_cast<void*>(pFontStream.Get());
+ ftStream->pos = 0;
+ ftStream->size = static_cast<unsigned long>(pFontStream->GetSize());
+ ftStream->read = ftStreamRead;
+ ftStream->close = ftStreamClose;
+
+ FXFT_Open_Args ftArgs;
+ memset(&ftArgs, 0, sizeof(FXFT_Open_Args));
+ ftArgs.flags |= FT_OPEN_STREAM;
+ ftArgs.stream = ftStream;
+
+ FXFT_Face pFace = nullptr;
+ if (FXFT_Open_Face(library, &ftArgs, iFaceIndex, &pFace)) {
+ ft_sfree(ftStream);
+ return nullptr;
+ }
+
+ FXFT_Set_Pixel_Sizes(pFace, 0, 64);
+ return pFace;
+}
+
+bool VerifyUnicodeForFontDescriptor(CFX_FontDescriptor* pDesc,
+ wchar_t wcUnicode) {
+ RetainPtr<IFX_SeekableReadStream> pFileRead =
+ CreateFontStream(pDesc->m_wsFaceName.UTF8Encode());
+ if (!pFileRead)
+ return false;
+
+ FXFT_Face pFace = LoadFace(pFileRead, pDesc->m_nFaceIndex);
+ FT_Error retCharmap = FXFT_Select_Charmap(pFace, FXFT_ENCODING_UNICODE);
+ FT_Error retIndex = FXFT_Get_Char_Index(pFace, wcUnicode);
+ if (!pFace)
+ return false;
+
+ if (FXFT_Get_Face_External_Stream(pFace))
+ FXFT_Clear_Face_External_Stream(pFace);
+
+ FXFT_Done_Face(pFace);
+ return !retCharmap && retIndex;
+}
+
+bool IsPartName(const WideString& name1, const WideString& name2) {
+ return name1.Contains(name2.AsStringView());
+}
+
+int32_t CalcPenalty(CFX_FontDescriptor* pInstalled,
+ uint16_t wCodePage,
+ uint32_t dwFontStyles,
+ const WideString& FontName,
+ wchar_t wcUnicode) {
+ int32_t nPenalty = 30000;
+ if (FontName.GetLength() != 0) {
+ if (FontName != pInstalled->m_wsFaceName) {
+ size_t i;
+ for (i = 0; i < pInstalled->m_wsFamilyNames.size(); ++i) {
+ if (pInstalled->m_wsFamilyNames[i] == FontName)
+ break;
+ }
+ if (i == pInstalled->m_wsFamilyNames.size())
+ nPenalty += 0xFFFF;
+ else
+ nPenalty -= 28000;
+ } else {
+ nPenalty -= 30000;
+ }
+ if (nPenalty == 30000 && !IsPartName(pInstalled->m_wsFaceName, FontName)) {
+ size_t i;
+ for (i = 0; i < pInstalled->m_wsFamilyNames.size(); i++) {
+ if (IsPartName(pInstalled->m_wsFamilyNames[i], FontName))
+ break;
+ }
+ if (i == pInstalled->m_wsFamilyNames.size())
+ nPenalty += 0xFFFF;
+ else
+ nPenalty -= 26000;
+ } else {
+ nPenalty -= 27000;
+ }
+ }
+ uint32_t dwStyleMask = pInstalled->m_dwFontStyles ^ dwFontStyles;
+ if (FontStyleIsBold(dwStyleMask))
+ nPenalty += 4500;
+ if (FontStyleIsFixedPitch(dwStyleMask))
+ nPenalty += 10000;
+ if (FontStyleIsItalic(dwStyleMask))
+ nPenalty += 10000;
+ if (FontStyleIsSerif(dwStyleMask))
+ nPenalty += 500;
+ if (FontStyleIsSymbolic(dwStyleMask))
+ nPenalty += 0xFFFF;
+ if (nPenalty >= 0xFFFF)
+ return 0xFFFF;
+
+ uint16_t wBit = (wCodePage == FX_CODEPAGE_DefANSI || wCodePage == 0xFFFF)
+ ? static_cast<uint16_t>(-1)
+ : FX_GetCodePageBit(wCodePage);
+ if (wBit != static_cast<uint16_t>(-1)) {
+ ASSERT(wBit < 64);
+ if ((pInstalled->m_dwCsb[wBit / 32] & (1 << (wBit % 32))) == 0)
+ nPenalty += 0xFFFF;
+ else
+ nPenalty -= 60000;
+ }
+ wBit = (wcUnicode == 0 || wcUnicode == 0xFFFE) ? static_cast<uint16_t>(999)
+ : FX_GetUnicodeBit(wcUnicode);
+ if (wBit != static_cast<uint16_t>(999)) {
+ ASSERT(wBit < 128);
+ if ((pInstalled->m_dwUsb[wBit / 32] & (1 << (wBit % 32))) == 0)
+ nPenalty += 0xFFFF;
+ else
+ nPenalty -= 60000;
+ }
+ return nPenalty;
+}
+
} // namespace
CFX_FontDescriptor::CFX_FontDescriptor()
@@ -452,13 +720,12 @@ ByteString CFX_FontSourceEnum_File::GetNextFile() {
bool CFX_FontSourceEnum_File::HasStartPosition() {
m_wsNext = GetNextFile().UTF8Decode();
- return m_wsNext.GetLength() != 0;
+ return !m_wsNext.IsEmpty();
}
-// <next exists, stream for next>
std::pair<bool, RetainPtr<IFX_SeekableStream>>
CFX_FontSourceEnum_File::GetNext() {
- if (m_wsNext.GetLength() == 0)
+ if (m_wsNext.IsEmpty())
return {false, nullptr};
auto stream = IFX_SeekableStream::CreateFromFilename(m_wsNext.c_str(),
@@ -519,26 +786,6 @@ bool CFGAS_FontMgr::EnumFonts() {
return EnumFontsFromFontMapper() || EnumFontsFromFiles();
}
-bool CFGAS_FontMgr::VerifyUnicode(CFX_FontDescriptor* pDesc,
- wchar_t wcUnicode) {
- RetainPtr<IFX_SeekableReadStream> pFileRead =
- CreateFontStream(pDesc->m_wsFaceName.UTF8Encode());
- if (!pFileRead)
- return false;
-
- FXFT_Face pFace = LoadFace(pFileRead, pDesc->m_nFaceIndex);
- FT_Error retCharmap = FXFT_Select_Charmap(pFace, FXFT_ENCODING_UNICODE);
- FT_Error retIndex = FXFT_Get_Char_Index(pFace, wcUnicode);
- if (!pFace)
- return false;
-
- if (FXFT_Get_Face_External_Stream(pFace))
- FXFT_Clear_Face_External_Stream(pFace);
-
- FXFT_Done_Face(pFace);
- return !retCharmap && retIndex;
-}
-
RetainPtr<CFGAS_GEFont> CFGAS_FontMgr::LoadFont(const WideString& wsFaceName,
int32_t iFaceIndex,
int32_t* pFaceCount) {
@@ -571,87 +818,6 @@ RetainPtr<CFGAS_GEFont> CFGAS_FontMgr::LoadFont(const WideString& wsFaceName,
return pFont;
}
-FXFT_Face CFGAS_FontMgr::LoadFace(
- const RetainPtr<IFX_SeekableReadStream>& pFontStream,
- int32_t iFaceIndex) {
- if (!pFontStream)
- return nullptr;
-
- CFX_FontMgr* pFontMgr = CFX_GEModule::Get()->GetFontMgr();
- pFontMgr->InitFTLibrary();
-
- FXFT_Library library = pFontMgr->GetFTLibrary();
- if (!library)
- return nullptr;
-
- // TODO(palmer): This memory will be freed with |ft_free| (which is |free|).
- // Ultimately, we want to change this to:
- // FXFT_Stream ftStream = FX_Alloc(FXFT_StreamRec, 1);
- // https://bugs.chromium.org/p/pdfium/issues/detail?id=690
- FXFT_Stream ftStream =
- static_cast<FXFT_Stream>(ft_scalloc(sizeof(FXFT_StreamRec), 1));
- memset(ftStream, 0, sizeof(FXFT_StreamRec));
- ftStream->base = nullptr;
- ftStream->descriptor.pointer = static_cast<void*>(pFontStream.Get());
- ftStream->pos = 0;
- ftStream->size = static_cast<unsigned long>(pFontStream->GetSize());
- ftStream->read = ftStreamRead;
- ftStream->close = ftStreamClose;
-
- FXFT_Open_Args ftArgs;
- memset(&ftArgs, 0, sizeof(FXFT_Open_Args));
- ftArgs.flags |= FT_OPEN_STREAM;
- ftArgs.stream = ftStream;
-
- FXFT_Face pFace = nullptr;
- if (FXFT_Open_Face(library, &ftArgs, iFaceIndex, &pFace)) {
- ft_sfree(ftStream);
- return nullptr;
- }
-
- FXFT_Set_Pixel_Sizes(pFace, 0, 64);
- return pFace;
-}
-
-RetainPtr<IFX_SeekableReadStream> CFGAS_FontMgr::CreateFontStream(
- CFX_FontMapper* pFontMapper,
- SystemFontInfoIface* pSystemFontInfo,
- uint32_t index) {
- void* hFont = pSystemFontInfo->MapFont(
- 0, 0, FX_CHARSET_Default, 0, pFontMapper->GetFaceName(index).c_str());
- if (!hFont)
- return nullptr;
-
- uint32_t dwFileSize = pSystemFontInfo->GetFontData(hFont, 0, nullptr, 0);
- if (dwFileSize == 0)
- return nullptr;
-
- std::unique_ptr<uint8_t, FxFreeDeleter> pBuffer(
- FX_Alloc(uint8_t, dwFileSize + 1));
- dwFileSize =
- pSystemFontInfo->GetFontData(hFont, 0, pBuffer.get(), dwFileSize);
- return pdfium::MakeRetain<CFX_MemoryStream>(std::move(pBuffer), dwFileSize);
-}
-
-RetainPtr<IFX_SeekableReadStream> CFGAS_FontMgr::CreateFontStream(
- const ByteString& bsFaceName) {
- CFX_FontMgr* pFontMgr = CFX_GEModule::Get()->GetFontMgr();
- CFX_FontMapper* pFontMapper = pFontMgr->GetBuiltinMapper();
- if (!pFontMapper)
- return nullptr;
-
- SystemFontInfoIface* pSystemFontInfo = pFontMapper->GetSystemFontInfo();
- if (!pSystemFontInfo)
- return nullptr;
-
- pSystemFontInfo->EnumFontList(pFontMapper);
- for (int32_t i = 0; i < pFontMapper->GetFaceSize(); ++i) {
- if (pFontMapper->GetFaceName(i) == bsFaceName)
- return CreateFontStream(pFontMapper, pSystemFontInfo, i);
- }
- return nullptr;
-}
-
void CFGAS_FontMgr::MatchFonts(
std::vector<CFX_FontDescriptorInfo>* pMatchedFonts,
uint16_t wCodePage,
@@ -671,76 +837,6 @@ void CFGAS_FontMgr::MatchFonts(
std::sort(pMatchedFonts->begin(), pMatchedFonts->end());
}
-int32_t CFGAS_FontMgr::CalcPenalty(CFX_FontDescriptor* pInstalled,
- uint16_t wCodePage,
- uint32_t dwFontStyles,
- const WideString& FontName,
- wchar_t wcUnicode) {
- int32_t nPenalty = 30000;
- if (FontName.GetLength() != 0) {
- if (FontName != pInstalled->m_wsFaceName) {
- size_t i;
- for (i = 0; i < pInstalled->m_wsFamilyNames.size(); ++i) {
- if (pInstalled->m_wsFamilyNames[i] == FontName)
- break;
- }
- if (i == pInstalled->m_wsFamilyNames.size())
- nPenalty += 0xFFFF;
- else
- nPenalty -= 28000;
- } else {
- nPenalty -= 30000;
- }
- if (nPenalty == 30000 && !IsPartName(pInstalled->m_wsFaceName, FontName)) {
- size_t i;
- for (i = 0; i < pInstalled->m_wsFamilyNames.size(); i++) {
- if (IsPartName(pInstalled->m_wsFamilyNames[i], FontName))
- break;
- }
- if (i == pInstalled->m_wsFamilyNames.size())
- nPenalty += 0xFFFF;
- else
- nPenalty -= 26000;
- } else {
- nPenalty -= 27000;
- }
- }
- uint32_t dwStyleMask = pInstalled->m_dwFontStyles ^ dwFontStyles;
- if (FontStyleIsBold(dwStyleMask))
- nPenalty += 4500;
- if (FontStyleIsFixedPitch(dwStyleMask))
- nPenalty += 10000;
- if (FontStyleIsItalic(dwStyleMask))
- nPenalty += 10000;
- if (FontStyleIsSerif(dwStyleMask))
- nPenalty += 500;
- if (FontStyleIsSymbolic(dwStyleMask))
- nPenalty += 0xFFFF;
- if (nPenalty >= 0xFFFF)
- return 0xFFFF;
-
- uint16_t wBit = (wCodePage == FX_CODEPAGE_DefANSI || wCodePage == 0xFFFF)
- ? static_cast<uint16_t>(-1)
- : FX_GetCodePageBit(wCodePage);
- if (wBit != static_cast<uint16_t>(-1)) {
- ASSERT(wBit < 64);
- if ((pInstalled->m_dwCsb[wBit / 32] & (1 << (wBit % 32))) == 0)
- nPenalty += 0xFFFF;
- else
- nPenalty -= 60000;
- }
- wBit = (wcUnicode == 0 || wcUnicode == 0xFFFE) ? static_cast<uint16_t>(999)
- : FX_GetUnicodeBit(wcUnicode);
- if (wBit != static_cast<uint16_t>(999)) {
- ASSERT(wBit < 128);
- if ((pInstalled->m_dwUsb[wBit / 32] & (1 << (wBit % 32))) == 0)
- nPenalty += 0xFFFF;
- else
- nPenalty -= 60000;
- }
- return nPenalty;
-}
-
void CFGAS_FontMgr::RegisterFace(FXFT_Face pFace, const WideString* pFaceName) {
if ((pFace->face_flags & FT_FACE_FLAG_SCALABLE) == 0)
return;
@@ -764,7 +860,7 @@ void CFGAS_FontMgr::RegisterFace(FXFT_Face pFace, const WideString* pFaceName) {
if (FXFT_Load_Sfnt_Table(pFace, dwTag, 0, table.data(), nullptr))
table.clear();
}
- GetNames(table.empty() ? nullptr : table.data(), pFont->m_wsFamilyNames);
+ pFont->m_wsFamilyNames = GetNames(table.empty() ? nullptr : table.data());
pFont->m_wsFamilyNames.push_back(ByteString(pFace->family_name).UTF8Decode());
pFont->m_wsFaceName =
pFaceName ? *pFaceName
@@ -792,104 +888,27 @@ void CFGAS_FontMgr::RegisterFaces(
} while (index < num_faces);
}
-uint32_t CFGAS_FontMgr::GetFlags(FXFT_Face pFace) {
- uint32_t flag = 0;
- if (FT_IS_FIXED_WIDTH(pFace))
- flag |= FXFONT_FIXED_PITCH;
- TT_OS2* pOS2 = (TT_OS2*)FT_Get_Sfnt_Table(pFace, ft_sfnt_os2);
- if (!pOS2)
- return flag;
-
- if (pOS2->ulCodePageRange1 & (1 << 31))
- flag |= FXFONT_SYMBOLIC;
- if (pOS2->panose[0] == 2) {
- uint8_t uSerif = pOS2->panose[1];
- if ((uSerif > 1 && uSerif < 10) || uSerif > 13)
- flag |= FXFONT_SERIF;
- }
- return flag;
-}
-
-void CFGAS_FontMgr::GetNames(const uint8_t* name_table,
- std::vector<WideString>& Names) {
- if (!name_table)
- return;
+#endif // _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_
- uint8_t* lpTable = (uint8_t*)name_table;
- WideString wsFamily;
- uint8_t* sp = lpTable + 2;
- uint8_t* lpNameRecord = lpTable + 6;
- uint16_t nNameCount = GetUInt16(sp);
- uint8_t* lpStr = lpTable + GetUInt16(sp + 2);
- for (uint16_t j = 0; j < nNameCount; j++) {
- uint16_t nNameID = GetUInt16(lpNameRecord + j * 12 + 6);
- if (nNameID != 1)
- continue;
+namespace {
- uint16_t nPlatformID = GetUInt16(lpNameRecord + j * 12 + 0);
- uint16_t nNameLength = GetUInt16(lpNameRecord + j * 12 + 8);
- uint16_t nNameOffset = GetUInt16(lpNameRecord + j * 12 + 10);
- wsFamily.clear();
- if (nPlatformID != 1) {
- for (uint16_t k = 0; k < nNameLength / 2; k++) {
- wchar_t wcTemp = GetUInt16(lpStr + nNameOffset + k * 2);
- wsFamily += wcTemp;
- }
- Names.push_back(wsFamily);
- continue;
- }
- for (uint16_t k = 0; k < nNameLength; k++) {
- wchar_t wcTemp = GetUInt8(lpStr + nNameOffset + k);
- wsFamily += wcTemp;
- }
- Names.push_back(wsFamily);
- }
-}
+bool VerifyUnicode(const RetainPtr<CFGAS_GEFont>& pFont, wchar_t wcUnicode) {
+ if (!pFont)
+ return false;
-std::vector<uint16_t> CFGAS_FontMgr::GetCharsets(FXFT_Face pFace) const {
- std::vector<uint16_t> charsets;
- TT_OS2* pOS2 = (TT_OS2*)FT_Get_Sfnt_Table(pFace, ft_sfnt_os2);
- if (!pOS2) {
- charsets.push_back(FX_CHARSET_Default);
- return charsets;
- }
- uint16_t a[4] = {
- pOS2->ulCodePageRange1 & 0xffff, (pOS2->ulCodePageRange1 >> 16) & 0xffff,
- pOS2->ulCodePageRange2 & 0xffff, (pOS2->ulCodePageRange2 >> 16) & 0xffff};
- for (int n = 0; n < 4; n++) {
- for (int32_t i = 0; i < 16; i++) {
- if ((a[n] & g_FX_Bit2Charset[n][i].wBit) != 0)
- charsets.push_back(g_FX_Bit2Charset[n][i].wCharset);
- }
- }
- return charsets;
-}
+ FXFT_Face pFace = pFont->GetDevFont()->GetFace();
+ FXFT_CharMap charmap = FXFT_Get_Face_Charmap(pFace);
+ if (FXFT_Select_Charmap(pFace, FXFT_ENCODING_UNICODE) != 0)
+ return false;
-void CFGAS_FontMgr::GetUSBCSB(FXFT_Face pFace, uint32_t* USB, uint32_t* CSB) {
- TT_OS2* pOS2 = (TT_OS2*)FT_Get_Sfnt_Table(pFace, ft_sfnt_os2);
- if (!pOS2) {
- USB[0] = 0;
- USB[1] = 0;
- USB[2] = 0;
- USB[3] = 0;
- CSB[0] = 0;
- CSB[1] = 0;
- return;
+ if (FXFT_Get_Char_Index(pFace, wcUnicode) == 0) {
+ FXFT_Set_Charmap(pFace, charmap);
+ return false;
}
- USB[0] = pOS2->ulUnicodeRange1;
- USB[1] = pOS2->ulUnicodeRange2;
- USB[2] = pOS2->ulUnicodeRange3;
- USB[3] = pOS2->ulUnicodeRange4;
- CSB[0] = pOS2->ulCodePageRange1;
- CSB[1] = pOS2->ulCodePageRange2;
-}
-
-bool CFGAS_FontMgr::IsPartName(const WideString& name1,
- const WideString& name2) {
- return name1.Contains(name2.AsStringView());
+ return true;
}
-#endif // _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_
+} // namespace
RetainPtr<CFGAS_GEFont> CFGAS_FontMgr::GetFontByCodePage(
uint16_t wCodePage,
@@ -1003,7 +1022,7 @@ RetainPtr<CFGAS_GEFont> CFGAS_FontMgr::GetFontByUnicode(
}
for (const auto& info : *sortedFontInfos) {
CFX_FontDescriptor* pDesc = info.pFont;
- if (!VerifyUnicode(pDesc, wUnicode))
+ if (!VerifyUnicodeForFontDescriptor(pDesc, wUnicode))
continue;
RetainPtr<CFGAS_GEFont> pFont =
LoadFont(pDesc->m_wsFaceName, pDesc->m_nFaceIndex, nullptr);
@@ -1019,23 +1038,6 @@ RetainPtr<CFGAS_GEFont> CFGAS_FontMgr::GetFontByUnicode(
#endif // _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_
}
-bool CFGAS_FontMgr::VerifyUnicode(const RetainPtr<CFGAS_GEFont>& pFont,
- wchar_t wcUnicode) {
- if (!pFont)
- return false;
-
- FXFT_Face pFace = pFont->GetDevFont()->GetFace();
- FXFT_CharMap charmap = FXFT_Get_Face_Charmap(pFace);
- if (FXFT_Select_Charmap(pFace, FXFT_ENCODING_UNICODE) != 0)
- return false;
-
- if (FXFT_Get_Char_Index(pFace, wcUnicode) == 0) {
- FXFT_Set_Charmap(pFace, charmap);
- return false;
- }
- return true;
-}
-
RetainPtr<CFGAS_GEFont> CFGAS_FontMgr::LoadFont(const wchar_t* pszFontFamily,
uint32_t dwFontStyles,
uint16_t wCodePage) {
diff --git a/xfa/fgas/font/cfgas_fontmgr.h b/xfa/fgas/font/cfgas_fontmgr.h
index 6dda338a83..01b96a3595 100644
--- a/xfa/fgas/font/cfgas_fontmgr.h
+++ b/xfa/fgas/font/cfgas_fontmgr.h
@@ -99,6 +99,8 @@ class CFX_FontSourceEnum_File {
~CFX_FontSourceEnum_File();
bool HasStartPosition();
+
+ // <next exists, stream for next>
std::pair<bool, RetainPtr<IFX_SeekableStream>> GetNext();
private:
@@ -148,41 +150,27 @@ class CFGAS_FontMgr final : public Observable<CFGAS_FontMgr> {
uint32_t dwUSB,
wchar_t wUnicode);
- std::deque<FX_FONTDESCRIPTOR> m_FontFaces;
#else // _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_
bool EnumFontsFromFontMapper();
bool EnumFontsFromFiles();
void RegisterFace(FXFT_Face pFace, const WideString* pFaceName);
void RegisterFaces(const RetainPtr<IFX_SeekableReadStream>& pFontStream,
const WideString* pFaceName);
- void GetNames(const uint8_t* name_table, std::vector<WideString>& Names);
- std::vector<uint16_t> GetCharsets(FXFT_Face pFace) const;
- void GetUSBCSB(FXFT_Face pFace, uint32_t* USB, uint32_t* CSB);
- uint32_t GetFlags(FXFT_Face pFace);
- bool VerifyUnicode(CFX_FontDescriptor* pDesc, wchar_t wcUnicode);
- bool IsPartName(const WideString& name1, const WideString& name2);
void MatchFonts(std::vector<CFX_FontDescriptorInfo>* MatchedFonts,
uint16_t wCodePage,
uint32_t dwFontStyles,
const WideString& FontName,
wchar_t wcUnicode);
- int32_t CalcPenalty(CFX_FontDescriptor* pInstalled,
- uint16_t wCodePage,
- uint32_t dwFontStyles,
- const WideString& FontName,
- wchar_t wcUnicode);
RetainPtr<CFGAS_GEFont> LoadFont(const WideString& wsFaceName,
int32_t iFaceIndex,
int32_t* pFaceCount);
- FXFT_Face LoadFace(const RetainPtr<IFX_SeekableReadStream>& pFontStream,
- int32_t iFaceIndex);
- RetainPtr<IFX_SeekableReadStream> CreateFontStream(
- CFX_FontMapper* pFontMapper,
- SystemFontInfoIface* pSystemFontInfo,
- uint32_t index);
- RetainPtr<IFX_SeekableReadStream> CreateFontStream(
- const ByteString& bsFaceName);
+#endif // _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_
+
+ std::map<uint32_t, std::vector<RetainPtr<CFGAS_GEFont>>> m_Hash2Fonts;
+#if _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_
+ std::deque<FX_FONTDESCRIPTOR> m_FontFaces;
+#else
std::unique_ptr<CFX_FontSourceEnum_File> m_pFontSource;
std::vector<std::unique_ptr<CFX_FontDescriptor>> m_InstalledFonts;
std::map<uint32_t, std::unique_ptr<std::vector<CFX_FontDescriptorInfo>>>
@@ -191,10 +179,6 @@ class CFGAS_FontMgr final : public Observable<CFGAS_FontMgr> {
m_IFXFont2FileRead;
std::set<wchar_t> m_FailedUnicodesSet;
#endif // _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_
-
- bool VerifyUnicode(const RetainPtr<CFGAS_GEFont>& pFont, wchar_t wcUnicode);
-
- std::map<uint32_t, std::vector<RetainPtr<CFGAS_GEFont>>> m_Hash2Fonts;
};
#endif // XFA_FGAS_FONT_CFGAS_FONTMGR_H_
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-05 16:30:50 +0000