diff options
Diffstat (limited to 'xfa/fgas/font/cfgas_fontmgr.cpp')
| -rw-r--r-- | xfa/fgas/font/cfgas_fontmgr.cpp | 500 |
1 files changed, 194 insertions, 306 deletions
diff --git a/xfa/fgas/font/cfgas_fontmgr.cpp b/xfa/fgas/font/cfgas_fontmgr.cpp index 3838434a51..1e829e5e4c 100644 --- a/xfa/fgas/font/cfgas_fontmgr.cpp +++ b/xfa/fgas/font/cfgas_fontmgr.cpp @@ -150,36 +150,6 @@ const FX_FONTDESCRIPTOR* MatchDefaultFont( return iBestSimilar < 1 ? nullptr : pBestFont; } -uint32_t GetFontHashCode(uint16_t wCodePage, uint32_t dwFontStyles) { - uint32_t dwHash = wCodePage; - if (FontStyleIsFixedPitch(dwFontStyles)) - dwHash |= 0x00010000; - if (FontStyleIsSerif(dwFontStyles)) - dwHash |= 0x00020000; - if (FontStyleIsSymbolic(dwFontStyles)) - dwHash |= 0x00040000; - if (FontStyleIsScript(dwFontStyles)) - dwHash |= 0x00080000; - if (FontStyleIsItalic(dwFontStyles)) - dwHash |= 0x00100000; - if (FontStyleIsBold(dwFontStyles)) - dwHash |= 0x00200000; - return dwHash; -} - -uint32_t GetFontFamilyHash(const wchar_t* pszFontFamily, - uint32_t dwFontStyles, - uint16_t wCodePage) { - WideString wsFont(pszFontFamily); - if (FontStyleIsBold(dwFontStyles)) - wsFont += L"Bold"; - if (FontStyleIsItalic(dwFontStyles)) - wsFont += L"Italic"; - - wsFont += wCodePage; - return FX_HashCode_GetW(wsFont.AsStringView(), false); -} - uint32_t GetGdiFontStyles(const LOGFONTW& lf) { uint32_t dwStyles = 0; if ((lf.lfPitchAndFamily & 0x03) == FIXED_PITCH) @@ -245,155 +215,6 @@ bool CFGAS_FontMgr::EnumFonts() { return true; } -RetainPtr<CFGAS_GEFont> CFGAS_FontMgr::GetFontByCodePage( - uint16_t wCodePage, - uint32_t dwFontStyles, - const wchar_t* pszFontFamily) { - uint32_t dwHash = GetFontHashCode(wCodePage, dwFontStyles); - auto it = m_CPFonts.find(dwHash); - if (it != m_CPFonts.end()) { - return it->second ? LoadFont(it->second, dwFontStyles, wCodePage) : nullptr; - } - const FX_FONTDESCRIPTOR* pFD = - FindFont(pszFontFamily, dwFontStyles, true, wCodePage, 999, 0); - if (!pFD) - pFD = FindFont(nullptr, dwFontStyles, true, wCodePage, 999, 0); - if (!pFD) - pFD = FindFont(nullptr, dwFontStyles, false, wCodePage, 999, 0); - if (!pFD) - return nullptr; - - RetainPtr<CFGAS_GEFont> pFont = - CFGAS_GEFont::LoadFont(pFD->wsFontFace, dwFontStyles, wCodePage, this); - if (!pFont) - return nullptr; - - m_Fonts.push_back(pFont); - m_CPFonts[dwHash] = pFont; - dwHash = GetFontFamilyHash(pFD->wsFontFace, dwFontStyles, wCodePage); - m_FamilyFonts[dwHash] = pFont; - return LoadFont(pFont, dwFontStyles, wCodePage); -} - -RetainPtr<CFGAS_GEFont> CFGAS_FontMgr::GetFontByUnicode( - wchar_t wUnicode, - uint32_t dwFontStyles, - const wchar_t* pszFontFamily) { - const FGAS_FONTUSB* pRet = FGAS_GetUnicodeBitField(wUnicode); - if (pRet->wBitField == 999) - return nullptr; - - uint32_t dwHash = - GetFontFamilyHash(pszFontFamily, dwFontStyles, pRet->wBitField); - auto it = m_UnicodeFonts.find(dwHash); - if (it != m_UnicodeFonts.end()) { - return it->second ? LoadFont(it->second, dwFontStyles, pRet->wCodePage) - : nullptr; - } - const FX_FONTDESCRIPTOR* pFD = - FindFont(pszFontFamily, dwFontStyles, false, pRet->wCodePage, - pRet->wBitField, wUnicode); - if (!pFD && pszFontFamily) { - pFD = FindFont(nullptr, dwFontStyles, false, pRet->wCodePage, - pRet->wBitField, wUnicode); - } - if (!pFD) - return nullptr; - - uint16_t wCodePage = GetCodePageFromCharset(pFD->uCharSet); - const wchar_t* pFontFace = pFD->wsFontFace; - RetainPtr<CFGAS_GEFont> pFont = - CFGAS_GEFont::LoadFont(pFontFace, dwFontStyles, wCodePage, this); - if (!pFont) - return nullptr; - - m_Fonts.push_back(pFont); - m_UnicodeFonts[dwHash] = pFont; - m_CPFonts[GetFontHashCode(wCodePage, dwFontStyles)] = pFont; - m_FamilyFonts[GetFontFamilyHash(pFontFace, dwFontStyles, wCodePage)] = pFont; - return LoadFont(pFont, dwFontStyles, wCodePage); -} - -RetainPtr<CFGAS_GEFont> CFGAS_FontMgr::LoadFont(const wchar_t* pszFontFamily, - uint32_t dwFontStyles, - uint16_t wCodePage) { - RetainPtr<CFGAS_GEFont> pFont; - uint32_t dwHash = GetFontFamilyHash(pszFontFamily, dwFontStyles, wCodePage); - auto it = m_FamilyFonts.find(dwHash); - if (it != m_FamilyFonts.end()) - return it->second ? LoadFont(it->second, dwFontStyles, wCodePage) : nullptr; - - const FX_FONTDESCRIPTOR* pFD = - FindFont(pszFontFamily, dwFontStyles, true, wCodePage, 999, 0); - if (!pFD) - pFD = FindFont(pszFontFamily, dwFontStyles, false, wCodePage, 999, 0); - if (!pFD) - return nullptr; - - if (wCodePage == 0xFFFF) - wCodePage = GetCodePageFromCharset(pFD->uCharSet); - - pFont = - CFGAS_GEFont::LoadFont(pFD->wsFontFace, dwFontStyles, wCodePage, this); - if (!pFont) - return nullptr; - - m_Fonts.push_back(pFont); - m_FamilyFonts[dwHash] = pFont; - dwHash = GetFontHashCode(wCodePage, dwFontStyles); - m_CPFonts[dwHash] = pFont; - return LoadFont(pFont, dwFontStyles, wCodePage); -} - -RetainPtr<CFGAS_GEFont> CFGAS_FontMgr::LoadFont( - const RetainPtr<CFGAS_GEFont>& pSrcFont, - uint32_t dwFontStyles, - uint16_t wCodePage) { - if (pSrcFont->GetFontStyles() == dwFontStyles) - return pSrcFont; - - void* buffer[3] = {pSrcFont.Get(), (void*)(uintptr_t)dwFontStyles, - (void*)(uintptr_t)wCodePage}; - uint32_t dwHash = - FX_HashCode_GetA(ByteStringView((uint8_t*)buffer, sizeof(buffer)), false); - auto it = m_DeriveFonts.find(dwHash); - if (it != m_DeriveFonts.end() && it->second) - return it->second; - - RetainPtr<CFGAS_GEFont> pFont = pSrcFont->Derive(dwFontStyles, wCodePage); - if (!pFont) - return nullptr; - - m_DeriveFonts[dwHash] = pFont; - auto iter = std::find(m_Fonts.begin(), m_Fonts.end(), pFont); - if (iter == m_Fonts.end()) - m_Fonts.push_back(pFont); - return pFont; -} - -void CFGAS_FontMgr::RemoveFont( - std::map<uint32_t, RetainPtr<CFGAS_GEFont>>* pFontMap, - const RetainPtr<CFGAS_GEFont>& pFont) { - auto iter = pFontMap->begin(); - while (iter != pFontMap->end()) { - auto old_iter = iter++; - if (old_iter->second == pFont) - pFontMap->erase(old_iter); - } -} - -void CFGAS_FontMgr::RemoveFont(const RetainPtr<CFGAS_GEFont>& pFont) { - RemoveFont(&m_CPFonts, pFont); - RemoveFont(&m_FamilyFonts, pFont); - RemoveFont(&m_UnicodeFonts, pFont); - RemoveFont(&m_BufferFonts, pFont); - RemoveFont(&m_StreamFonts, pFont); - RemoveFont(&m_DeriveFonts, pFont); - auto it = std::find(m_Fonts.begin(), m_Fonts.end(), pFont); - if (it != m_Fonts.end()) - m_Fonts.erase(it); -} - const FX_FONTDESCRIPTOR* CFGAS_FontMgr::FindFont(const wchar_t* pszFontFamily, uint32_t dwFontStyles, bool matchParagraphStyle, @@ -753,95 +574,6 @@ bool CFGAS_FontMgr::EnumFonts() { return EnumFontsFromFontMapper() || EnumFontsFromFiles(); } -RetainPtr<CFGAS_GEFont> CFGAS_FontMgr::LoadFont(const wchar_t* pszFontFamily, - uint32_t dwFontStyles, - uint16_t wCodePage) { - return GetFontByCodePage(wCodePage, dwFontStyles, pszFontFamily); -} - -RetainPtr<CFGAS_GEFont> CFGAS_FontMgr::GetFontByCodePage( - uint16_t wCodePage, - uint32_t dwFontStyles, - const wchar_t* pszFontFamily) { - ByteString bsHash; - bsHash.Format("%d, %d", wCodePage, dwFontStyles); - bsHash += FX_UTF8Encode(WideStringView(pszFontFamily)); - uint32_t dwHash = FX_HashCode_GetA(bsHash.AsStringView(), false); - std::vector<RetainPtr<CFGAS_GEFont>>* pFontArray = &m_Hash2Fonts[dwHash]; - if (!pFontArray->empty()) - return (*pFontArray)[0]; - - std::vector<CFX_FontDescriptorInfo>* sortedFontInfos = - m_Hash2CandidateList[dwHash].get(); - if (!sortedFontInfos) { - auto pNewFonts = pdfium::MakeUnique<std::vector<CFX_FontDescriptorInfo>>(); - sortedFontInfos = pNewFonts.get(); - MatchFonts(sortedFontInfos, wCodePage, dwFontStyles, - WideString(pszFontFamily), 0); - m_Hash2CandidateList[dwHash] = std::move(pNewFonts); - } - if (sortedFontInfos->empty()) - return nullptr; - - CFX_FontDescriptor* pDesc = (*sortedFontInfos)[0].pFont; - RetainPtr<CFGAS_GEFont> pFont = - LoadFont(pDesc->m_wsFaceName, pDesc->m_nFaceIndex, nullptr); - if (!pFont) - return nullptr; - - pFont->SetLogicalFontStyle(dwFontStyles); - pFontArray->push_back(pFont); - return pFont; -} - -RetainPtr<CFGAS_GEFont> CFGAS_FontMgr::GetFontByUnicode( - wchar_t wUnicode, - uint32_t dwFontStyles, - const wchar_t* pszFontFamily) { - if (pdfium::ContainsKey(m_FailedUnicodesSet, wUnicode)) - return nullptr; - - const FGAS_FONTUSB* x = FGAS_GetUnicodeBitField(wUnicode); - uint16_t wCodePage = x ? x->wCodePage : 0xFFFF; - uint16_t wBitField = x ? x->wBitField : 0x03E7; - ByteString bsHash; - if (wCodePage == 0xFFFF) - bsHash.Format("%d, %d, %d", wCodePage, wBitField, dwFontStyles); - else - bsHash.Format("%d, %d", wCodePage, dwFontStyles); - bsHash += FX_UTF8Encode(WideStringView(pszFontFamily)); - uint32_t dwHash = FX_HashCode_GetA(bsHash.AsStringView(), false); - std::vector<RetainPtr<CFGAS_GEFont>>* pFonts = &m_Hash2Fonts[dwHash]; - for (size_t i = 0; i < pFonts->size(); ++i) { - if (VerifyUnicode((*pFonts)[i], wUnicode)) - return (*pFonts)[i]; - } - std::vector<CFX_FontDescriptorInfo>* sortedFontInfos = - m_Hash2CandidateList[dwHash].get(); - if (!sortedFontInfos) { - auto pNewFonts = pdfium::MakeUnique<std::vector<CFX_FontDescriptorInfo>>(); - sortedFontInfos = pNewFonts.get(); - MatchFonts(sortedFontInfos, wCodePage, dwFontStyles, - WideString(pszFontFamily), wUnicode); - m_Hash2CandidateList[dwHash] = std::move(pNewFonts); - } - for (const auto& info : *sortedFontInfos) { - CFX_FontDescriptor* pDesc = info.pFont; - if (!VerifyUnicode(pDesc, wUnicode)) - continue; - RetainPtr<CFGAS_GEFont> pFont = - LoadFont(pDesc->m_wsFaceName, pDesc->m_nFaceIndex, nullptr); - if (!pFont) - continue; - pFont->SetLogicalFontStyle(dwFontStyles); - pFonts->push_back(pFont); - return pFont; - } - if (!pszFontFamily) - m_FailedUnicodesSet.insert(wUnicode); - return nullptr; -} - bool CFGAS_FontMgr::VerifyUnicode(CFX_FontDescriptor* pDesc, wchar_t wcUnicode) { RetainPtr<IFX_SeekableReadStream> pFileRead = @@ -862,23 +594,6 @@ bool CFGAS_FontMgr::VerifyUnicode(CFX_FontDescriptor* pDesc, return !retCharmap && retIndex; } -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 WideString& wsFaceName, int32_t iFaceIndex, int32_t* pFaceCount) { @@ -1081,27 +796,6 @@ int32_t CFGAS_FontMgr::CalcPenalty(CFX_FontDescriptor* pInstalled, return nPenalty; } -void CFGAS_FontMgr::RemoveFont(const RetainPtr<CFGAS_GEFont>& pEFont) { - if (!pEFont) - return; - - m_IFXFont2FileRead.erase(pEFont); - - auto iter = m_Hash2Fonts.begin(); - while (iter != m_Hash2Fonts.end()) { - auto old_iter = iter++; - bool all_empty = true; - for (size_t i = 0; i < old_iter->second.size(); i++) { - if (old_iter->second[i] == pEFont) - old_iter->second[i].Reset(); - else if (old_iter->second[i]) - all_empty = false; - } - if (all_empty) - m_Hash2Fonts.erase(old_iter); - } -} - void CFGAS_FontMgr::RegisterFace(FXFT_Face pFace, const WideString* pFaceName) { if ((pFace->face_flags & FT_FACE_FLAG_SCALABLE) == 0) return; @@ -1253,3 +947,197 @@ int32_t CFGAS_FontMgr::IsPartName(const WideString& Name1, } #endif // _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_ + +RetainPtr<CFGAS_GEFont> CFGAS_FontMgr::GetFontByCodePage( + uint16_t wCodePage, + uint32_t dwFontStyles, + const wchar_t* pszFontFamily) { + ByteString bsHash; + bsHash.Format("%d, %d", wCodePage, dwFontStyles); + bsHash += FX_UTF8Encode(WideStringView(pszFontFamily)); + uint32_t dwHash = FX_HashCode_GetA(bsHash.AsStringView(), false); + std::vector<RetainPtr<CFGAS_GEFont>>* pFontArray = &m_Hash2Fonts[dwHash]; + if (!pFontArray->empty()) + return (*pFontArray)[0]; + +#if _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_ + const FX_FONTDESCRIPTOR* pFD = + FindFont(pszFontFamily, dwFontStyles, true, wCodePage, 999, 0); + if (!pFD) + pFD = FindFont(nullptr, dwFontStyles, true, wCodePage, 999, 0); + if (!pFD) + pFD = FindFont(nullptr, dwFontStyles, false, wCodePage, 999, 0); + if (!pFD) + return nullptr; + + RetainPtr<CFGAS_GEFont> pFont = + CFGAS_GEFont::LoadFont(pFD->wsFontFace, dwFontStyles, wCodePage, this); +#else // _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_ + std::vector<CFX_FontDescriptorInfo>* sortedFontInfos = + m_Hash2CandidateList[dwHash].get(); + if (!sortedFontInfos) { + auto pNewFonts = pdfium::MakeUnique<std::vector<CFX_FontDescriptorInfo>>(); + sortedFontInfos = pNewFonts.get(); + MatchFonts(sortedFontInfos, wCodePage, dwFontStyles, + WideString(pszFontFamily), 0); + m_Hash2CandidateList[dwHash] = std::move(pNewFonts); + } + if (sortedFontInfos->empty()) + return nullptr; + + CFX_FontDescriptor* pDesc = (*sortedFontInfos)[0].pFont; + RetainPtr<CFGAS_GEFont> pFont = + LoadFont(pDesc->m_wsFaceName, pDesc->m_nFaceIndex, nullptr); +#endif // _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_ + + if (!pFont) + return nullptr; + + pFont->SetLogicalFontStyle(dwFontStyles); + pFontArray->push_back(pFont); + return pFont; +} + +RetainPtr<CFGAS_GEFont> CFGAS_FontMgr::GetFontByUnicode( + wchar_t wUnicode, + uint32_t dwFontStyles, + const wchar_t* pszFontFamily) { +#if _FX_PLATFORM_ != _FX_PLATFORM_WINDOWS_ + if (pdfium::ContainsKey(m_FailedUnicodesSet, wUnicode)) + return nullptr; +#endif // _FX_PLATFORM_ != _FX_PLATFORM_WINDOWS_ + + const FGAS_FONTUSB* x = FGAS_GetUnicodeBitField(wUnicode); + uint16_t wCodePage = x ? x->wCodePage : 0xFFFF; + uint16_t wBitField = x ? x->wBitField : 0x03E7; + ByteString bsHash; + if (wCodePage == 0xFFFF) + bsHash.Format("%d, %d, %d", wCodePage, wBitField, dwFontStyles); + else + bsHash.Format("%d, %d", wCodePage, dwFontStyles); + bsHash += FX_UTF8Encode(WideStringView(pszFontFamily)); + uint32_t dwHash = FX_HashCode_GetA(bsHash.AsStringView(), false); + std::vector<RetainPtr<CFGAS_GEFont>>* pFonts = &m_Hash2Fonts[dwHash]; + for (size_t i = 0; i < pFonts->size(); ++i) { + if (VerifyUnicode((*pFonts)[i], wUnicode)) + return (*pFonts)[i]; + } +#if _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_ + const FX_FONTDESCRIPTOR* pFD = FindFont(pszFontFamily, dwFontStyles, false, + wCodePage, wBitField, wUnicode); + if (!pFD && pszFontFamily) { + pFD = + FindFont(nullptr, dwFontStyles, false, wCodePage, wBitField, wUnicode); + } + if (!pFD) + return nullptr; + + uint16_t newCodePage = GetCodePageFromCharset(pFD->uCharSet); + const wchar_t* pFontFace = pFD->wsFontFace; + RetainPtr<CFGAS_GEFont> pFont = + CFGAS_GEFont::LoadFont(pFontFace, dwFontStyles, newCodePage, this); + if (!pFont) + return nullptr; + + pFont->SetLogicalFontStyle(dwFontStyles); + pFonts->push_back(pFont); + return pFont; +#else // _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_ + std::vector<CFX_FontDescriptorInfo>* sortedFontInfos = + m_Hash2CandidateList[dwHash].get(); + if (!sortedFontInfos) { + auto pNewFonts = pdfium::MakeUnique<std::vector<CFX_FontDescriptorInfo>>(); + sortedFontInfos = pNewFonts.get(); + MatchFonts(sortedFontInfos, wCodePage, dwFontStyles, + WideString(pszFontFamily), wUnicode); + m_Hash2CandidateList[dwHash] = std::move(pNewFonts); + } + for (const auto& info : *sortedFontInfos) { + CFX_FontDescriptor* pDesc = info.pFont; + if (!VerifyUnicode(pDesc, wUnicode)) + continue; + RetainPtr<CFGAS_GEFont> pFont = + LoadFont(pDesc->m_wsFaceName, pDesc->m_nFaceIndex, nullptr); + if (!pFont) + continue; + pFont->SetLogicalFontStyle(dwFontStyles); + pFonts->push_back(pFont); + return pFont; + } + if (!pszFontFamily) + m_FailedUnicodesSet.insert(wUnicode); + return nullptr; +#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) { +#if _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_ + ByteString bsHash; + bsHash.Format("%d, %d", wCodePage, dwFontStyles); + bsHash += FX_UTF8Encode(WideStringView(pszFontFamily)); + uint32_t dwHash = FX_HashCode_GetA(bsHash.AsStringView(), false); + std::vector<RetainPtr<CFGAS_GEFont>>* pFontArray = &m_Hash2Fonts[dwHash]; + if (!pFontArray->empty()) + return (*pFontArray)[0]; + + const FX_FONTDESCRIPTOR* pFD = + FindFont(pszFontFamily, dwFontStyles, true, wCodePage, 999, 0); + if (!pFD) + pFD = FindFont(pszFontFamily, dwFontStyles, false, wCodePage, 999, 0); + if (!pFD) + return nullptr; + + RetainPtr<CFGAS_GEFont> pFont = + CFGAS_GEFont::LoadFont(pFD->wsFontFace, dwFontStyles, wCodePage, this); + if (!pFont) + return nullptr; + + pFont->SetLogicalFontStyle(dwFontStyles); + pFontArray->push_back(pFont); + return pFont; +#else // _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_ + return GetFontByCodePage(wCodePage, dwFontStyles, pszFontFamily); +#endif // _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_ +} + +void CFGAS_FontMgr::RemoveFont(const RetainPtr<CFGAS_GEFont>& pEFont) { + if (!pEFont) + return; + +#if _FX_PLATFORM_ != _FX_PLATFORM_WINDOWS_ + m_IFXFont2FileRead.erase(pEFont); +#endif // _FX_PLATFORM_ != _FX_PLATFORM_WINDOWS_ + + auto iter = m_Hash2Fonts.begin(); + while (iter != m_Hash2Fonts.end()) { + auto old_iter = iter++; + bool all_empty = true; + for (size_t i = 0; i < old_iter->second.size(); i++) { + if (old_iter->second[i] == pEFont) + old_iter->second[i].Reset(); + else if (old_iter->second[i]) + all_empty = false; + } + if (all_empty) + m_Hash2Fonts.erase(old_iter); + } +} |