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Unified Diff: xfa/fgas/font/fgas_stdfontmgr.cpp

Issue 2494883002: Remove IFGAS_FontMgr and clean up (the renamed) CFGAS_FontMgr a little. (Closed)
Patch Set: Nits Created 4 years, 1 month ago
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Index: xfa/fgas/font/fgas_stdfontmgr.cpp
diff --git a/xfa/fgas/font/fgas_stdfontmgr.cpp b/xfa/fgas/font/fgas_stdfontmgr.cpp
deleted file mode 100644
index d4907bb91980d80805bab6fd1149383cddf5eafa..0000000000000000000000000000000000000000
--- a/xfa/fgas/font/fgas_stdfontmgr.cpp
+++ /dev/null
@@ -1,1384 +0,0 @@
-// Copyright 2015 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 "xfa/fgas/font/fgas_stdfontmgr.h"
-
-#include "core/fxcrt/fx_stream.h"
-#include "core/fxge/cfx_fontmapper.h"
-#include "core/fxge/cfx_fontmgr.h"
-#include "core/fxge/cfx_gemodule.h"
-#include "core/fxge/ifx_systemfontinfo.h"
-#include "xfa/fgas/crt/fgas_codepage.h"
-#include "xfa/fgas/font/fgas_fontutils.h"
-#include "xfa/fgas/font/fgas_gefont.h"
-
-#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
-
-std::unique_ptr<IFGAS_FontMgr> IFGAS_FontMgr::Create(
- FX_LPEnumAllFonts pEnumerator) {
- return std::unique_ptr<IFGAS_FontMgr>(new CFGAS_StdFontMgrImp(pEnumerator));
-}
-
-CFGAS_StdFontMgrImp::CFGAS_StdFontMgrImp(FX_LPEnumAllFonts pEnumerator)
- : m_pEnumerator(pEnumerator),
- m_FontFaces(100),
- m_CPFonts(8),
- m_FamilyFonts(16),
- m_UnicodeFonts(16),
- m_BufferFonts(4),
- m_StreamFonts(4),
- m_DeriveFonts(4) {
- if (m_pEnumerator) {
- m_pEnumerator(m_FontFaces, nullptr, 0xFEFF);
- }
-}
-
-CFGAS_StdFontMgrImp::~CFGAS_StdFontMgrImp() {
- m_FontFaces.RemoveAll(false);
- m_CPFonts.RemoveAll();
- m_FamilyFonts.RemoveAll();
- m_UnicodeFonts.RemoveAll();
- m_BufferFonts.RemoveAll();
- m_StreamFonts.RemoveAll();
- m_DeriveFonts.RemoveAll();
- for (int32_t i = m_Fonts.GetUpperBound(); i >= 0; i--)
- m_Fonts[i]->Release();
-}
-
-CFGAS_GEFont* CFGAS_StdFontMgrImp::GetDefFontByCodePage(
- uint16_t wCodePage,
- uint32_t dwFontStyles,
- const FX_WCHAR* pszFontFamily) {
- uint32_t dwHash = FGAS_GetFontHashCode(wCodePage, dwFontStyles);
- CFGAS_GEFont* pFont = nullptr;
- if (m_CPFonts.Lookup((void*)(uintptr_t)dwHash, (void*&)pFont)) {
- return pFont ? LoadFont(pFont, dwFontStyles, wCodePage) : nullptr;
- }
- FX_FONTDESCRIPTOR const* pFD =
- FindFont(pszFontFamily, dwFontStyles, true, wCodePage);
- if (!pFD)
- pFD = FindFont(nullptr, dwFontStyles, true, wCodePage);
- if (!pFD)
- pFD = FindFont(nullptr, dwFontStyles, false, wCodePage);
- if (!pFD)
- return nullptr;
-
- pFont =
- CFGAS_GEFont::LoadFont(pFD->wsFontFace, dwFontStyles, wCodePage, this);
- if (pFont) {
- m_Fonts.Add(pFont);
- m_CPFonts.SetAt((void*)(uintptr_t)dwHash, (void*)pFont);
- dwHash = FGAS_GetFontFamilyHash(pFD->wsFontFace, dwFontStyles, wCodePage);
- m_FamilyFonts.SetAt((void*)(uintptr_t)dwHash, (void*)pFont);
- return LoadFont(pFont, dwFontStyles, wCodePage);
- }
- return nullptr;
-}
-
-CFGAS_GEFont* CFGAS_StdFontMgrImp::GetDefFontByCharset(
- uint8_t nCharset,
- uint32_t dwFontStyles,
- const FX_WCHAR* pszFontFamily) {
- return GetDefFontByCodePage(FX_GetCodePageFromCharset(nCharset), dwFontStyles,
- pszFontFamily);
-}
-
-CFGAS_GEFont* CFGAS_StdFontMgrImp::GetDefFontByUnicode(
- FX_WCHAR wUnicode,
- uint32_t dwFontStyles,
- const FX_WCHAR* pszFontFamily) {
- const FGAS_FONTUSB* pRet = FGAS_GetUnicodeBitField(wUnicode);
- if (pRet->wBitField == 999)
- return nullptr;
-
- uint32_t dwHash =
- FGAS_GetFontFamilyHash(pszFontFamily, dwFontStyles, pRet->wBitField);
- CFGAS_GEFont* pFont = nullptr;
- if (m_UnicodeFonts.Lookup((void*)(uintptr_t)dwHash, (void*&)pFont))
- return pFont ? LoadFont(pFont, dwFontStyles, pRet->wCodePage) : nullptr;
-
- FX_FONTDESCRIPTOR const* 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 = FX_GetCodePageFromCharset(pFD->uCharSet);
- const FX_WCHAR* pFontFace = pFD->wsFontFace;
- pFont = CFGAS_GEFont::LoadFont(pFontFace, dwFontStyles, wCodePage, this);
- if (pFont) {
- m_Fonts.Add(pFont);
- m_UnicodeFonts.SetAt((void*)(uintptr_t)dwHash, (void*)pFont);
- dwHash = FGAS_GetFontHashCode(wCodePage, dwFontStyles);
- m_CPFonts.SetAt((void*)(uintptr_t)dwHash, (void*)pFont);
- dwHash = FGAS_GetFontFamilyHash(pFontFace, dwFontStyles, wCodePage);
- m_FamilyFonts.SetAt((void*)(uintptr_t)dwHash, (void*)pFont);
- return LoadFont(pFont, dwFontStyles, wCodePage);
- }
- return nullptr;
-}
-
-CFGAS_GEFont* CFGAS_StdFontMgrImp::GetDefFontByLanguage(
- uint16_t wLanguage,
- uint32_t dwFontStyles,
- const FX_WCHAR* pszFontFamily) {
- return GetDefFontByCodePage(FX_GetDefCodePageByLanguage(wLanguage),
- dwFontStyles, pszFontFamily);
-}
-
-CFGAS_GEFont* CFGAS_StdFontMgrImp::LoadFont(const FX_WCHAR* pszFontFamily,
- uint32_t dwFontStyles,
- uint16_t wCodePage) {
- uint32_t dwHash =
- FGAS_GetFontFamilyHash(pszFontFamily, dwFontStyles, wCodePage);
- CFGAS_GEFont* pFont = nullptr;
- if (m_FamilyFonts.Lookup((void*)(uintptr_t)dwHash, (void*&)pFont)) {
- return pFont ? LoadFont(pFont, dwFontStyles, wCodePage) : nullptr;
- }
- FX_FONTDESCRIPTOR const* pFD =
- FindFont(pszFontFamily, dwFontStyles, true, wCodePage);
- if (!pFD)
- pFD = FindFont(pszFontFamily, dwFontStyles, false, wCodePage);
- if (!pFD)
- return nullptr;
-
- if (wCodePage == 0xFFFF) {
- wCodePage = FX_GetCodePageFromCharset(pFD->uCharSet);
- }
- pFont =
- CFGAS_GEFont::LoadFont(pFD->wsFontFace, dwFontStyles, wCodePage, this);
- if (pFont) {
- m_Fonts.Add(pFont);
- m_FamilyFonts.SetAt((void*)(uintptr_t)dwHash, (void*)pFont);
- dwHash = FGAS_GetFontHashCode(wCodePage, dwFontStyles);
- m_CPFonts.SetAt((void*)(uintptr_t)dwHash, (void*)pFont);
- return LoadFont(pFont, dwFontStyles, wCodePage);
- }
- return nullptr;
-}
-
-CFGAS_GEFont* CFGAS_StdFontMgrImp::LoadFont(const uint8_t* pBuffer,
- int32_t iLength) {
- ASSERT(pBuffer && iLength > 0);
- CFGAS_GEFont* pFont = nullptr;
- if (m_BufferFonts.Lookup((void*)pBuffer, (void*&)pFont)) {
- if (pFont) {
- return pFont->Retain();
- }
- }
- pFont = CFGAS_GEFont::LoadFont(pBuffer, iLength, this);
- if (pFont) {
- m_Fonts.Add(pFont);
- m_BufferFonts.SetAt((void*)pBuffer, pFont);
- return pFont->Retain();
- }
- return nullptr;
-}
-
-CFGAS_GEFont* CFGAS_StdFontMgrImp::LoadFont(IFX_Stream* pFontStream,
- const FX_WCHAR* pszFontAlias,
- uint32_t dwFontStyles,
- uint16_t wCodePage,
- bool bSaveStream) {
- ASSERT(pFontStream && pFontStream->GetLength() > 0);
- CFGAS_GEFont* pFont = nullptr;
- if (m_StreamFonts.Lookup((void*)pFontStream, (void*&)pFont)) {
- if (pFont) {
- if (pszFontAlias) {
- uint32_t dwHash =
- FGAS_GetFontFamilyHash(pszFontAlias, dwFontStyles, wCodePage);
- m_FamilyFonts.SetAt((void*)(uintptr_t)dwHash, (void*)pFont);
- }
- return LoadFont(pFont, dwFontStyles, wCodePage);
- }
- }
- pFont = CFGAS_GEFont::LoadFont(pFontStream, this, bSaveStream);
- if (pFont) {
- m_Fonts.Add(pFont);
- m_StreamFonts.SetAt((void*)pFontStream, (void*)pFont);
- if (pszFontAlias) {
- uint32_t dwHash =
- FGAS_GetFontFamilyHash(pszFontAlias, dwFontStyles, wCodePage);
- m_FamilyFonts.SetAt((void*)(uintptr_t)dwHash, (void*)pFont);
- }
- return LoadFont(pFont, dwFontStyles, wCodePage);
- }
- return nullptr;
-}
-
-CFGAS_GEFont* CFGAS_StdFontMgrImp::LoadFont(CFGAS_GEFont* pSrcFont,
- uint32_t dwFontStyles,
- uint16_t wCodePage) {
- ASSERT(pSrcFont);
- if (pSrcFont->GetFontStyles() == dwFontStyles) {
- return pSrcFont->Retain();
- }
- void* buffer[3] = {pSrcFont, (void*)(uintptr_t)dwFontStyles,
- (void*)(uintptr_t)wCodePage};
- uint32_t dwHash = FX_HashCode_GetA(
- CFX_ByteStringC((uint8_t*)buffer, sizeof(buffer)), false);
- CFGAS_GEFont* pFont = nullptr;
- if (m_DeriveFonts.GetCount() > 0) {
- m_DeriveFonts.Lookup((void*)(uintptr_t)dwHash, (void*&)pFont);
- if (pFont) {
- return pFont->Retain();
- }
- }
- pFont = pSrcFont->Derive(dwFontStyles, wCodePage);
- if (pFont) {
- m_DeriveFonts.SetAt((void*)(uintptr_t)dwHash, (void*)pFont);
- int32_t index = m_Fonts.Find(pFont);
- if (index < 0) {
- m_Fonts.Add(pFont);
- pFont->Retain();
- }
- return pFont;
- }
- return nullptr;
-}
-
-void CFGAS_StdFontMgrImp::ClearFontCache() {
- for (int32_t i = 0; i < m_Fonts.GetSize(); i++)
- m_Fonts[i]->Reset();
-}
-
-void CFGAS_StdFontMgrImp::RemoveFont(CFX_MapPtrToPtr& fontMap,
- CFGAS_GEFont* pFont) {
- FX_POSITION pos = fontMap.GetStartPosition();
- void* pKey;
- void* pFind;
- while (pos) {
- pFind = nullptr;
- fontMap.GetNextAssoc(pos, pKey, pFind);
- if (pFind != (void*)pFont) {
- continue;
- }
- fontMap.RemoveKey(pKey);
- break;
- }
-}
-
-void CFGAS_StdFontMgrImp::RemoveFont(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);
- int32_t iFind = m_Fonts.Find(pFont);
- if (iFind > -1) {
- m_Fonts.RemoveAt(iFind, 1);
- }
-}
-
-FX_FONTDESCRIPTOR const* CFGAS_StdFontMgrImp::FindFont(
- const FX_WCHAR* pszFontFamily,
- uint32_t dwFontStyles,
- uint32_t dwMatchFlags,
- uint16_t wCodePage,
- uint32_t dwUSB,
- FX_WCHAR wUnicode) {
- FX_FONTMATCHPARAMS params;
- FXSYS_memset(&params, 0, sizeof(params));
- params.dwUSB = dwUSB;
- params.wUnicode = wUnicode;
- params.wCodePage = wCodePage;
- params.pwsFamily = pszFontFamily;
- params.dwFontStyles = dwFontStyles;
- params.dwMatchFlags = dwMatchFlags;
- FX_FONTDESCRIPTOR const* pDesc = FX_DefFontMatcher(&params, m_FontFaces);
- if (pDesc) {
- return pDesc;
- }
- if (pszFontFamily && m_pEnumerator) {
- CFX_FontDescriptors namedFonts(100);
- m_pEnumerator(namedFonts, pszFontFamily, wUnicode);
- params.pwsFamily = nullptr;
- pDesc = FX_DefFontMatcher(&params, namedFonts);
- if (!pDesc) {
- return nullptr;
- }
- for (int32_t i = m_FontFaces.GetSize() - 1; i >= 0; i--) {
- FX_FONTDESCRIPTOR const* pMatch = m_FontFaces.GetPtrAt(i);
- if (*pMatch == *pDesc) {
- return pMatch;
- }
- }
- int index = m_FontFaces.Add(*pDesc);
- return m_FontFaces.GetPtrAt(index);
- }
- return nullptr;
-}
-
-FX_FONTDESCRIPTOR const* FX_DefFontMatcher(FX_LPFONTMATCHPARAMS pParams,
- const CFX_FontDescriptors& fonts) {
- FX_FONTDESCRIPTOR const* pBestFont = nullptr;
- int32_t iBestSimilar = 0;
- bool bMatchStyle = (pParams->dwMatchFlags & FX_FONTMATCHPARA_MacthStyle) > 0;
- int32_t iCount = fonts.GetSize();
- for (int32_t i = 0; i < iCount; ++i) {
- FX_FONTDESCRIPTOR const* pFont = fonts.GetPtrAt(i);
- if ((pFont->dwFontStyles & FX_FONTSTYLE_BoldItalic) ==
- FX_FONTSTYLE_BoldItalic) {
- continue;
- }
- if (pParams->pwsFamily) {
- if (FXSYS_wcsicmp(pParams->pwsFamily, pFont->wsFontFace)) {
- continue;
- }
- if (pFont->uCharSet == FX_CHARSET_Symbol) {
- return pFont;
- }
- }
- if (pFont->uCharSet == FX_CHARSET_Symbol) {
- continue;
- }
- if (pParams->wCodePage != 0xFFFF) {
- if (FX_GetCodePageFromCharset(pFont->uCharSet) != pParams->wCodePage) {
- continue;
- }
- } else {
- if (pParams->dwUSB < 128) {
- uint32_t dwByte = pParams->dwUSB / 32;
- uint32_t dwUSB = 1 << (pParams->dwUSB % 32);
- if ((pFont->FontSignature.fsUsb[dwByte] & dwUSB) == 0) {
- continue;
- }
- }
- }
- if (bMatchStyle) {
- if ((pFont->dwFontStyles & 0x0F) == (pParams->dwFontStyles & 0x0F))
- return pFont;
- continue;
- }
- if (pParams->pwsFamily) {
- if (FXSYS_wcsicmp(pParams->pwsFamily, pFont->wsFontFace) == 0) {
- return pFont;
- }
- }
- int32_t iSimilarValue = FX_GetSimilarValue(pFont, pParams->dwFontStyles);
- if (iBestSimilar < iSimilarValue) {
- iBestSimilar = iSimilarValue;
- pBestFont = pFont;
- }
- }
- return iBestSimilar < 1 ? nullptr : pBestFont;
-}
-
-int32_t FX_GetSimilarValue(FX_FONTDESCRIPTOR const* pFont,
- uint32_t dwFontStyles) {
- int32_t iValue = 0;
- if ((dwFontStyles & FX_FONTSTYLE_Symbolic) ==
- (pFont->dwFontStyles & FX_FONTSTYLE_Symbolic)) {
- iValue += 64;
- }
- if ((dwFontStyles & FX_FONTSTYLE_FixedPitch) ==
- (pFont->dwFontStyles & FX_FONTSTYLE_FixedPitch)) {
- iValue += 32;
- }
- if ((dwFontStyles & FX_FONTSTYLE_Serif) ==
- (pFont->dwFontStyles & FX_FONTSTYLE_Serif)) {
- iValue += 16;
- }
- if ((dwFontStyles & FX_FONTSTYLE_Script) ==
- (pFont->dwFontStyles & FX_FONTSTYLE_Script)) {
- iValue += 8;
- }
- return iValue;
-}
-
-FX_LPMatchFont FX_GetDefFontMatchor() {
- return FX_DefFontMatcher;
-}
-
-uint32_t FX_GetGdiFontStyles(const LOGFONTW& lf) {
- uint32_t dwStyles = 0;
- if ((lf.lfPitchAndFamily & 0x03) == FIXED_PITCH) {
- dwStyles |= FX_FONTSTYLE_FixedPitch;
- }
- uint8_t nFamilies = lf.lfPitchAndFamily & 0xF0;
- if (nFamilies == FF_ROMAN) {
- dwStyles |= FX_FONTSTYLE_Serif;
- }
- if (nFamilies == FF_SCRIPT) {
- dwStyles |= FX_FONTSTYLE_Script;
- }
- if (lf.lfCharSet == SYMBOL_CHARSET) {
- dwStyles |= FX_FONTSTYLE_Symbolic;
- }
- return dwStyles;
-}
-
-static int32_t CALLBACK FX_GdiFontEnumProc(ENUMLOGFONTEX* lpelfe,
- NEWTEXTMETRICEX* lpntme,
- DWORD dwFontType,
- LPARAM lParam) {
- if (dwFontType != TRUETYPE_FONTTYPE) {
- return 1;
- }
- const LOGFONTW& lf = ((LPENUMLOGFONTEXW)lpelfe)->elfLogFont;
- if (lf.lfFaceName[0] == L'@') {
- return 1;
- }
- FX_FONTDESCRIPTOR* pFont = FX_Alloc(FX_FONTDESCRIPTOR, 1);
- FXSYS_memset(pFont, 0, sizeof(FX_FONTDESCRIPTOR));
- pFont->uCharSet = lf.lfCharSet;
- pFont->dwFontStyles = FX_GetGdiFontStyles(lf);
- FXSYS_wcsncpy(pFont->wsFontFace, (const FX_WCHAR*)lf.lfFaceName, 31);
- pFont->wsFontFace[31] = 0;
- FXSYS_memcpy(&pFont->FontSignature, &lpntme->ntmFontSig,
- sizeof(lpntme->ntmFontSig));
- ((CFX_FontDescriptors*)lParam)->Add(*pFont);
- FX_Free(pFont);
- return 1;
-}
-
-static void FX_EnumGdiFonts(CFX_FontDescriptors& fonts,
- const FX_WCHAR* pwsFaceName,
- FX_WCHAR wUnicode) {
- HDC hDC = ::GetDC(nullptr);
- LOGFONTW lfFind;
- FXSYS_memset(&lfFind, 0, sizeof(lfFind));
- lfFind.lfCharSet = DEFAULT_CHARSET;
- if (pwsFaceName) {
- FXSYS_wcsncpy(lfFind.lfFaceName, pwsFaceName, 31);
- lfFind.lfFaceName[31] = 0;
- }
- EnumFontFamiliesExW(hDC, (LPLOGFONTW)&lfFind,
- (FONTENUMPROCW)FX_GdiFontEnumProc, (LPARAM)&fonts, 0);
- ::ReleaseDC(nullptr, hDC);
-}
-
-FX_LPEnumAllFonts FX_GetDefFontEnumerator() {
- return FX_EnumGdiFonts;
-}
-
-#else
-const FX_CHAR* g_FontFolders[] = {
-#if _FXM_PLATFORM_ == _FXM_PLATFORM_LINUX_
- "/usr/share/fonts", "/usr/share/X11/fonts/Type1",
- "/usr/share/X11/fonts/TTF", "/usr/local/share/fonts",
-#elif _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
- "~/Library/Fonts", "/Library/Fonts", "/System/Library/Fonts",
-#elif _FXM_PLATFORM_ == _FXM_PLATFORM_ANDROID_
- "/system/fonts",
-#endif
-};
-
-CFX_FontDescriptor::CFX_FontDescriptor()
- : m_nFaceIndex(0), m_dwFontStyles(0), m_dwUsb(), m_dwCsb() {}
-
-CFX_FontDescriptor::~CFX_FontDescriptor() {}
-
-CFX_FontSourceEnum_File::CFX_FontSourceEnum_File() {
- for (size_t i = 0; i < FX_ArraySize(g_FontFolders); ++i)
- m_FolderPaths.Add(g_FontFolders[i]);
-}
-
-CFX_FontSourceEnum_File::~CFX_FontSourceEnum_File() {}
-
-CFX_ByteString CFX_FontSourceEnum_File::GetNextFile() {
- FX_FileHandle* pCurHandle =
- m_FolderQueue.GetSize() != 0
- ? m_FolderQueue.GetDataPtr(m_FolderQueue.GetSize() - 1)->pFileHandle
- : nullptr;
- if (!pCurHandle) {
- if (m_FolderPaths.GetSize() < 1)
- return "";
- pCurHandle =
- FX_OpenFolder(m_FolderPaths[m_FolderPaths.GetSize() - 1].c_str());
- FX_HandleParentPath hpp;
- hpp.pFileHandle = pCurHandle;
- hpp.bsParentPath = m_FolderPaths[m_FolderPaths.GetSize() - 1];
- m_FolderQueue.Add(hpp);
- }
- CFX_ByteString bsName;
- bool bFolder;
- CFX_ByteString bsFolderSpearator =
- CFX_ByteString::FromUnicode(CFX_WideString(FX_GetFolderSeparator()));
- while (true) {
- if (!FX_GetNextFile(pCurHandle, &bsName, &bFolder)) {
- FX_CloseFolder(pCurHandle);
- m_FolderQueue.RemoveAt(m_FolderQueue.GetSize() - 1);
- if (m_FolderQueue.GetSize() == 0) {
- m_FolderPaths.RemoveAt(m_FolderPaths.GetSize() - 1);
- return m_FolderPaths.GetSize() != 0 ? GetNextFile() : "";
- }
- pCurHandle =
- m_FolderQueue.GetDataPtr(m_FolderQueue.GetSize() - 1)->pFileHandle;
- continue;
- }
- if (bsName == "." || bsName == "..")
- continue;
- if (bFolder) {
- FX_HandleParentPath hpp;
- hpp.bsParentPath =
- m_FolderQueue.GetDataPtr(m_FolderQueue.GetSize() - 1)->bsParentPath +
- bsFolderSpearator + bsName;
- hpp.pFileHandle = FX_OpenFolder(hpp.bsParentPath.c_str());
- if (!hpp.pFileHandle)
- continue;
- m_FolderQueue.Add(hpp);
- pCurHandle = hpp.pFileHandle;
- continue;
- }
- bsName =
- m_FolderQueue.GetDataPtr(m_FolderQueue.GetSize() - 1)->bsParentPath +
- bsFolderSpearator + bsName;
- break;
- }
- return bsName;
-}
-
-FX_POSITION CFX_FontSourceEnum_File::GetStartPosition() {
- m_wsNext = GetNextFile().UTF8Decode();
- if (m_wsNext.GetLength() == 0) {
- return (FX_POSITION)0;
- }
- return (FX_POSITION)-1;
-}
-
-IFX_FileAccess* CFX_FontSourceEnum_File::GetNext(FX_POSITION& pos) {
- IFX_FileAccess* pAccess = FX_CreateDefaultFileAccess(m_wsNext.AsStringC());
- m_wsNext = GetNextFile().UTF8Decode();
- pos = m_wsNext.GetLength() != 0 ? pAccess : nullptr;
- return pAccess;
-}
-
-std::unique_ptr<IFGAS_FontMgr> IFGAS_FontMgr::Create(
- CFX_FontSourceEnum_File* pFontEnum) {
- if (!pFontEnum)
- return nullptr;
-
- std::unique_ptr<CFGAS_FontMgrImp> pFontMgr(new CFGAS_FontMgrImp(pFontEnum));
- if (!pFontMgr->EnumFonts())
- return nullptr;
- return std::move(pFontMgr);
-}
-
-CFGAS_FontMgrImp::CFGAS_FontMgrImp(CFX_FontSourceEnum_File* pFontEnum)
- : m_pFontSource(pFontEnum) {}
-
-CFGAS_FontMgrImp::~CFGAS_FontMgrImp() {
- for (int32_t i = 0; i < m_InstalledFonts.GetSize(); i++) {
- delete m_InstalledFonts[i];
- }
- FX_POSITION pos = m_Hash2CandidateList.GetStartPosition();
- while (pos) {
- uint32_t dwHash;
- CFX_FontDescriptorInfos* pDescs;
- m_Hash2CandidateList.GetNextAssoc(pos, dwHash, pDescs);
- delete pDescs;
- }
- pos = m_Hash2Fonts.GetStartPosition();
- while (pos) {
- uint32_t dwHash;
- CFX_ArrayTemplate<CFGAS_GEFont*>* pFonts;
- m_Hash2Fonts.GetNextAssoc(pos, dwHash, pFonts);
- for (int32_t i = 0; i < pFonts->GetSize(); i++)
- delete pFonts->GetAt(i);
- delete pFonts;
- }
- m_Hash2Fonts.RemoveAll();
- pos = m_IFXFont2FileRead.GetStartPosition();
- while (pos) {
- CFGAS_GEFont* pFont;
- IFX_SeekableReadStream* pFileRead;
- m_IFXFont2FileRead.GetNextAssoc(pos, pFont, pFileRead);
- pFileRead->Release();
- }
-}
-
-bool CFGAS_FontMgrImp::EnumFontsFromFontMapper() {
- CFX_FontMapper* pFontMapper =
- CFX_GEModule::Get()->GetFontMgr()->GetBuiltinMapper();
- if (!pFontMapper)
- return false;
-
- IFX_SystemFontInfo* pSystemFontInfo = pFontMapper->GetSystemFontInfo();
- if (!pSystemFontInfo)
- return false;
-
- pSystemFontInfo->EnumFontList(pFontMapper);
- for (int32_t i = 0; i < pFontMapper->GetFaceSize(); ++i) {
- IFX_SeekableReadStream* pFontStream =
- CreateFontStream(pFontMapper, pSystemFontInfo, i);
- if (!pFontStream)
- continue;
-
- CFX_WideString wsFaceName =
- CFX_WideString::FromLocal(pFontMapper->GetFaceName(i).c_str());
- RegisterFaces(pFontStream, &wsFaceName);
- pFontStream->Release();
- }
- if (m_InstalledFonts.GetSize() == 0)
- return false;
-
- return true;
-}
-
-bool CFGAS_FontMgrImp::EnumFontsFromFiles() {
- CFX_GEModule::Get()->GetFontMgr()->InitFTLibrary();
- FX_POSITION pos = m_pFontSource->GetStartPosition();
- IFX_FileAccess* pFontSource = nullptr;
- IFX_SeekableReadStream* pFontStream = nullptr;
- while (pos) {
- pFontSource = m_pFontSource->GetNext(pos);
- pFontStream = pFontSource->CreateFileStream(FX_FILEMODE_ReadOnly);
- if (!pFontStream) {
- pFontSource->Release();
- continue;
- }
- RegisterFaces(pFontStream, nullptr);
- pFontStream->Release();
- pFontSource->Release();
- }
- if (m_InstalledFonts.GetSize() == 0)
- return false;
- return true;
-}
-
-bool CFGAS_FontMgrImp::EnumFonts() {
- if (EnumFontsFromFontMapper())
- return true;
- return EnumFontsFromFiles();
-}
-
-CFGAS_GEFont* CFGAS_FontMgrImp::GetDefFontByCodePage(
- uint16_t wCodePage,
- uint32_t dwFontStyles,
- const FX_WCHAR* pszFontFamily) {
- return nullptr;
-}
-
-CFGAS_GEFont* CFGAS_FontMgrImp::GetDefFontByCharset(
- uint8_t nCharset,
- uint32_t dwFontStyles,
- const FX_WCHAR* pszFontFamily) {
- return nullptr;
-}
-
-CFGAS_GEFont* CFGAS_FontMgrImp::GetDefFontByUnicode(
- FX_WCHAR wUnicode,
- uint32_t dwFontStyles,
- const FX_WCHAR* pszFontFamily) {
- return nullptr;
-}
-
-CFGAS_GEFont* CFGAS_FontMgrImp::GetDefFontByLanguage(
- uint16_t wLanguage,
- uint32_t dwFontStyles,
- const FX_WCHAR* pszFontFamily) {
- return nullptr;
-}
-
-CFGAS_GEFont* CFGAS_FontMgrImp::GetFontByCodePage(
- uint16_t wCodePage,
- uint32_t dwFontStyles,
- const FX_WCHAR* pszFontFamily) {
- CFX_ByteString bsHash;
- bsHash.Format("%d, %d", wCodePage, dwFontStyles);
- bsHash += CFX_WideString(pszFontFamily).UTF8Encode();
- uint32_t dwHash = FX_HashCode_GetA(bsHash.AsStringC(), false);
- CFX_ArrayTemplate<CFGAS_GEFont*>* pFonts = nullptr;
- if (m_Hash2Fonts.Lookup(dwHash, pFonts)) {
- if (!pFonts)
- return nullptr;
-
- if (pFonts->GetSize() != 0)
- return pFonts->GetAt(0)->Retain();
- }
-
- if (!pFonts)
- pFonts = new CFX_ArrayTemplate<CFGAS_GEFont*>;
-
- m_Hash2Fonts.SetAt(dwHash, pFonts);
- CFX_FontDescriptorInfos* sortedFonts = nullptr;
- if (!m_Hash2CandidateList.Lookup(dwHash, sortedFonts)) {
- sortedFonts = new CFX_FontDescriptorInfos;
- MatchFonts(*sortedFonts, wCodePage, dwFontStyles,
- CFX_WideString(pszFontFamily), 0);
- m_Hash2CandidateList.SetAt(dwHash, sortedFonts);
- }
- if (sortedFonts->GetSize() == 0)
- return nullptr;
-
- CFX_FontDescriptor* pDesc = sortedFonts->GetAt(0).pFont;
- CFGAS_GEFont* pFont =
- LoadFont(pDesc->m_wsFaceName, pDesc->m_nFaceIndex, nullptr);
- if (pFont)
- pFont->SetLogicalFontStyle(dwFontStyles);
-
- pFonts->Add(pFont);
- return pFont;
-}
-
-CFGAS_GEFont* CFGAS_FontMgrImp::GetFontByCharset(
- uint8_t nCharset,
- uint32_t dwFontStyles,
- const FX_WCHAR* pszFontFamily) {
- return GetFontByCodePage(FX_GetCodePageFromCharset(nCharset), dwFontStyles,
- pszFontFamily);
-}
-
-CFGAS_GEFont* CFGAS_FontMgrImp::GetFontByUnicode(
- FX_WCHAR wUnicode,
- uint32_t dwFontStyles,
- const FX_WCHAR* pszFontFamily) {
- CFGAS_GEFont* pFont = nullptr;
- if (m_FailedUnicodes2Nullptr.Lookup(wUnicode, pFont))
- return nullptr;
- const FGAS_FONTUSB* x = FGAS_GetUnicodeBitField(wUnicode);
- uint16_t wCodePage = x ? x->wCodePage : 0xFFFF;
- uint16_t wBitField = x ? x->wBitField : 0x03E7;
- CFX_ByteString bsHash;
- if (wCodePage == 0xFFFF)
- bsHash.Format("%d, %d, %d", wCodePage, wBitField, dwFontStyles);
- else
- bsHash.Format("%d, %d", wCodePage, dwFontStyles);
- bsHash += CFX_WideString(pszFontFamily).UTF8Encode();
- uint32_t dwHash = FX_HashCode_GetA(bsHash.AsStringC(), false);
- CFX_ArrayTemplate<CFGAS_GEFont*>* pFonts = nullptr;
- if (m_Hash2Fonts.Lookup(dwHash, pFonts)) {
- if (!pFonts)
- return nullptr;
- for (int32_t i = 0; i < pFonts->GetSize(); ++i) {
- if (VerifyUnicode(pFonts->GetAt(i), wUnicode))
- return pFonts->GetAt(i)->Retain();
- }
- }
- if (!pFonts)
- pFonts = new CFX_ArrayTemplate<CFGAS_GEFont*>;
- m_Hash2Fonts.SetAt(dwHash, pFonts);
- CFX_FontDescriptorInfos* sortedFonts = nullptr;
- if (!m_Hash2CandidateList.Lookup(dwHash, sortedFonts)) {
- sortedFonts = new CFX_FontDescriptorInfos;
- MatchFonts(*sortedFonts, wCodePage, dwFontStyles,
- CFX_WideString(pszFontFamily), wUnicode);
- m_Hash2CandidateList.SetAt(dwHash, sortedFonts);
- }
- for (int32_t i = 0; i < sortedFonts->GetSize(); ++i) {
- CFX_FontDescriptor* pDesc = sortedFonts->GetAt(i).pFont;
- if (!VerifyUnicode(pDesc, wUnicode))
- continue;
- pFont = LoadFont(pDesc->m_wsFaceName, pDesc->m_nFaceIndex, nullptr);
- if (!pFont)
- continue;
- pFont->SetLogicalFontStyle(dwFontStyles);
- pFonts->Add(pFont);
- return pFont;
- }
- if (!pszFontFamily)
- m_FailedUnicodes2Nullptr.SetAt(wUnicode, nullptr);
- return nullptr;
-}
-
-bool CFGAS_FontMgrImp::VerifyUnicode(CFX_FontDescriptor* pDesc,
- FX_WCHAR wcUnicode) {
- 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);
- pFileRead->Release();
- 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 CFGAS_FontMgrImp::VerifyUnicode(CFGAS_GEFont* pFont, FX_WCHAR 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;
-}
-
-CFGAS_GEFont* CFGAS_FontMgrImp::GetFontByLanguage(
- uint16_t wLanguage,
- uint32_t dwFontStyles,
- const FX_WCHAR* pszFontFamily) {
- return GetFontByCodePage(FX_GetDefCodePageByLanguage(wLanguage), dwFontStyles,
- pszFontFamily);
-}
-
-CFGAS_GEFont* CFGAS_FontMgrImp::LoadFont(const CFX_WideString& wsFaceName,
- int32_t iFaceIndex,
- int32_t* pFaceCount) {
- CFX_FontMgr* pFontMgr = CFX_GEModule::Get()->GetFontMgr();
- CFX_FontMapper* pFontMapper = pFontMgr->GetBuiltinMapper();
- if (!pFontMapper)
- return nullptr;
-
- IFX_SystemFontInfo* pSystemFontInfo = pFontMapper->GetSystemFontInfo();
- if (!pSystemFontInfo)
- return nullptr;
-
- IFX_SeekableReadStream* pFontStream =
- CreateFontStream(wsFaceName.UTF8Encode());
- if (!pFontStream)
- return nullptr;
-
- std::unique_ptr<CFX_Font> pInternalFont(new CFX_Font());
- if (!pInternalFont->LoadFile(pFontStream, iFaceIndex)) {
- pFontStream->Release();
- return nullptr;
- }
-
- CFGAS_GEFont* pFont = CFGAS_GEFont::LoadFont(std::move(pInternalFont), this);
- if (!pFont) {
- pFontStream->Release();
- return nullptr;
- }
-
- m_IFXFont2FileRead.SetAt(pFont, pFontStream);
- if (pFaceCount)
- *pFaceCount = pFont->GetDevFont()->GetFace()->num_faces;
-
- return pFont;
-}
-
-extern "C" {
-
-unsigned long _ftStreamRead(FXFT_Stream stream,
- unsigned long offset,
- unsigned char* buffer,
- unsigned long count) {
- if (count == 0)
- return 0;
-
- IFX_SeekableReadStream* pFile =
- (IFX_SeekableReadStream*)stream->descriptor.pointer;
- int res = pFile->ReadBlock(buffer, offset, count);
- if (res)
- return count;
- return 0;
-}
-
-void _ftStreamClose(FXFT_Stream stream) {}
-
-}; // extern "C"
-
-FXFT_Face CFGAS_FontMgrImp::LoadFace(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;
-
- FXFT_Stream ftStream = FX_Alloc(FXFT_StreamRec, 1);
- FXSYS_memset(ftStream, 0, sizeof(FXFT_StreamRec));
- ftStream->base = nullptr;
- ftStream->descriptor.pointer = pFontStream;
- ftStream->pos = 0;
- ftStream->size = (unsigned long)pFontStream->GetSize();
- ftStream->read = _ftStreamRead;
- ftStream->close = _ftStreamClose;
-
- FXFT_Open_Args ftArgs;
- FXSYS_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)) {
- FX_Free(ftStream);
- return nullptr;
- }
-
- FXFT_Set_Pixel_Sizes(pFace, 0, 64);
- return pFace;
-}
-
-IFX_SeekableReadStream* CFGAS_FontMgrImp::CreateFontStream(
- CFX_FontMapper* pFontMapper,
- IFX_SystemFontInfo* pSystemFontInfo,
- uint32_t index) {
- int iExact = 0;
- void* hFont =
- pSystemFontInfo->MapFont(0, 0, FXFONT_DEFAULT_CHARSET, 0,
- pFontMapper->GetFaceName(index).c_str(), iExact);
- if (!hFont)
- return nullptr;
-
- uint32_t dwFileSize = pSystemFontInfo->GetFontData(hFont, 0, nullptr, 0);
- if (dwFileSize == 0)
- return nullptr;
-
- uint8_t* pBuffer = FX_Alloc(uint8_t, dwFileSize + 1);
- dwFileSize = pSystemFontInfo->GetFontData(hFont, 0, pBuffer, dwFileSize);
-
- return FX_CreateMemoryStream(pBuffer, dwFileSize, true);
-}
-
-IFX_SeekableReadStream* CFGAS_FontMgrImp::CreateFontStream(
- const CFX_ByteString& bsFaceName) {
- CFX_FontMgr* pFontMgr = CFX_GEModule::Get()->GetFontMgr();
- CFX_FontMapper* pFontMapper = pFontMgr->GetBuiltinMapper();
-
- if (!pFontMapper)
- return nullptr;
-
- IFX_SystemFontInfo* 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;
-}
-
-int32_t CFGAS_FontMgrImp::MatchFonts(CFX_FontDescriptorInfos& MatchedFonts,
- uint16_t wCodePage,
- uint32_t dwFontStyles,
- const CFX_WideString& FontName,
- FX_WCHAR wcUnicode) {
- MatchedFonts.RemoveAll();
- CFX_WideString wsNormalizedFontName = FontName;
-
- CFX_FontDescriptor* pFont = nullptr;
- int32_t nCount = m_InstalledFonts.GetSize();
- for (int32_t i = 0; i < nCount; i++) {
- pFont = m_InstalledFonts[i];
- int32_t nPenalty = CalcPenalty(pFont, wCodePage, dwFontStyles,
- wsNormalizedFontName, wcUnicode);
- if (nPenalty >= 0xffff)
- continue;
-
- FX_FontDescriptorInfo FontInfo;
- FontInfo.pFont = pFont;
- FontInfo.nPenalty = nPenalty;
- MatchedFonts.Add(FontInfo);
- if (MatchedFonts.GetSize() == 0xffff)
- break;
- }
- if (MatchedFonts.GetSize() == 0)
- return 0;
-
- CFX_SSortTemplate<FX_FontDescriptorInfo> ssort;
- ssort.ShellSort(MatchedFonts.GetData(), MatchedFonts.GetSize());
- return MatchedFonts.GetSize();
-}
-
-struct FX_BitCodePage {
- uint16_t wBit;
- uint16_t wCodePage;
-};
-static const FX_BitCodePage g_Bit2CodePage[] = {
- {0, 1252}, {1, 1250}, {2, 1251}, {3, 1253}, {4, 1254}, {5, 1255},
- {6, 1256}, {7, 1257}, {8, 1258}, {9, 0}, {10, 0}, {11, 0},
- {12, 0}, {13, 0}, {14, 0}, {15, 0}, {16, 874}, {17, 932},
- {18, 936}, {19, 949}, {20, 950}, {21, 1361}, {22, 0}, {23, 0},
- {24, 0}, {25, 0}, {26, 0}, {27, 0}, {28, 0}, {29, 0},
- {30, 0}, {31, 0}, {32, 0}, {33, 0}, {34, 0}, {35, 0},
- {36, 0}, {37, 0}, {38, 0}, {39, 0}, {40, 0}, {41, 0},
- {42, 0}, {43, 0}, {44, 0}, {45, 0}, {46, 0}, {47, 0},
- {48, 869}, {49, 866}, {50, 865}, {51, 864}, {52, 863}, {53, 862},
- {54, 861}, {55, 860}, {56, 857}, {57, 855}, {58, 852}, {59, 775},
- {60, 737}, {61, 708}, {62, 850}, {63, 437},
-};
-
-uint16_t FX_GetCodePageBit(uint16_t wCodePage) {
- for (size_t i = 0; i < FX_ArraySize(g_Bit2CodePage); ++i) {
- if (g_Bit2CodePage[i].wCodePage == wCodePage)
- return g_Bit2CodePage[i].wBit;
- }
- return (uint16_t)-1;
-}
-
-uint16_t FX_GetUnicodeBit(FX_WCHAR wcUnicode) {
- const FGAS_FONTUSB* x = FGAS_GetUnicodeBitField(wcUnicode);
- return x ? x->wBitField : 999;
-}
-
-int32_t CFGAS_FontMgrImp::CalcPenalty(CFX_FontDescriptor* pInstalled,
- uint16_t wCodePage,
- uint32_t dwFontStyles,
- const CFX_WideString& FontName,
- FX_WCHAR wcUnicode) {
- int32_t nPenalty = 30000;
- if (0 != FontName.GetLength()) {
- if (FontName != pInstalled->m_wsFaceName) {
- int32_t i;
- for (i = 0; i < pInstalled->m_wsFamilyNames.GetSize(); i++) {
- if (pInstalled->m_wsFamilyNames[i] == FontName) {
- break;
- }
- }
- if (i == pInstalled->m_wsFamilyNames.GetSize()) {
- nPenalty += 0xFFFF;
- } else {
- nPenalty -= 28000;
- }
- } else {
- nPenalty -= 30000;
- }
- if (30000 == nPenalty &&
- 0 == IsPartName(pInstalled->m_wsFaceName, FontName)) {
- int32_t i;
- for (i = 0; i < pInstalled->m_wsFamilyNames.GetSize(); i++) {
- if (0 != IsPartName(pInstalled->m_wsFamilyNames[i], FontName)) {
- break;
- }
- }
- if (i == pInstalled->m_wsFamilyNames.GetSize()) {
- nPenalty += 0xFFFF;
- } else {
- nPenalty -= 26000;
- }
- } else {
- nPenalty -= 27000;
- }
- }
- uint32_t dwStyleMask = pInstalled->m_dwFontStyles ^ dwFontStyles;
- if (dwStyleMask & FX_FONTSTYLE_Bold) {
- nPenalty += 4500;
- }
- if (dwStyleMask & FX_FONTSTYLE_FixedPitch) {
- nPenalty += 10000;
- }
- if (dwStyleMask & FX_FONTSTYLE_Italic) {
- nPenalty += 10000;
- }
- if (dwStyleMask & FX_FONTSTYLE_Serif) {
- nPenalty += 500;
- }
- if (dwStyleMask & FX_FONTSTYLE_Symbolic) {
- nPenalty += 0xFFFF;
- }
- if (nPenalty >= 0xFFFF) {
- return 0xFFFF;
- }
- uint16_t wBit =
- ((0 == wCodePage || 0xFFFF == wCodePage) ? (uint16_t)-1
- : FX_GetCodePageBit(wCodePage));
- if (wBit != (uint16_t)-1) {
- ASSERT(wBit < 64);
- if (0 == (pInstalled->m_dwCsb[wBit / 32] & (1 << (wBit % 32)))) {
- nPenalty += 0xFFFF;
- } else {
- nPenalty -= 60000;
- }
- }
- wBit =
- ((0 == wcUnicode || 0xFFFE == wcUnicode) ? (uint16_t)999
- : FX_GetUnicodeBit(wcUnicode));
- if (wBit != (uint16_t)999) {
- ASSERT(wBit < 128);
- if (0 == (pInstalled->m_dwUsb[wBit / 32] & (1 << (wBit % 32)))) {
- nPenalty += 0xFFFF;
- } else {
- nPenalty -= 60000;
- }
- }
- return nPenalty;
-}
-
-void CFGAS_FontMgrImp::ClearFontCache() {
- FX_POSITION pos = m_Hash2CandidateList.GetStartPosition();
- while (pos) {
- uint32_t dwHash;
- CFX_FontDescriptorInfos* pDescs;
- m_Hash2CandidateList.GetNextAssoc(pos, dwHash, pDescs);
- delete pDescs;
- }
- pos = m_IFXFont2FileRead.GetStartPosition();
- while (pos) {
- CFGAS_GEFont* pFont;
- IFX_SeekableReadStream* pFileRead;
- m_IFXFont2FileRead.GetNextAssoc(pos, pFont, pFileRead);
- pFileRead->Release();
- }
-}
-
-void CFGAS_FontMgrImp::RemoveFont(CFGAS_GEFont* pEFont) {
- if (!pEFont) {
- return;
- }
- IFX_SeekableReadStream* pFileRead;
- if (m_IFXFont2FileRead.Lookup(pEFont, pFileRead)) {
- pFileRead->Release();
- m_IFXFont2FileRead.RemoveKey(pEFont);
- }
- FX_POSITION pos;
- pos = m_Hash2Fonts.GetStartPosition();
- while (pos) {
- uint32_t dwHash;
- CFX_ArrayTemplate<CFGAS_GEFont*>* pFonts;
- m_Hash2Fonts.GetNextAssoc(pos, dwHash, pFonts);
- if (pFonts) {
- for (int32_t i = 0; i < pFonts->GetSize(); i++) {
- if (pFonts->GetAt(i) == pEFont) {
- pFonts->SetAt(i, nullptr);
- }
- }
- } else {
- m_Hash2Fonts.RemoveKey(dwHash);
- }
- }
-}
-
-void CFGAS_FontMgrImp::RegisterFace(FXFT_Face pFace,
- const CFX_WideString* pFaceName) {
- if ((pFace->face_flags & FT_FACE_FLAG_SCALABLE) == 0)
- return;
-
- std::unique_ptr<CFX_FontDescriptor> pFont(new CFX_FontDescriptor);
- pFont->m_dwFontStyles |= FXFT_Is_Face_Bold(pFace) ? FX_FONTSTYLE_Bold : 0;
- pFont->m_dwFontStyles |= FXFT_Is_Face_Italic(pFace) ? FX_FONTSTYLE_Italic : 0;
- pFont->m_dwFontStyles |= GetFlags(pFace);
-
- std::vector<uint16_t> charsets = GetCharsets(pFace);
- GetUSBCSB(pFace, pFont->m_dwUsb, pFont->m_dwCsb);
-
- FT_ULong dwTag;
- FT_ENC_TAG(dwTag, 'n', 'a', 'm', 'e');
-
- std::vector<uint8_t> table;
- unsigned long nLength = 0;
- unsigned int error = FXFT_Load_Sfnt_Table(pFace, dwTag, 0, nullptr, &nLength);
- if (error == 0 && nLength != 0) {
- table.resize(nLength);
- 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.Add(CFX_ByteString(pFace->family_name).UTF8Decode());
- pFont->m_wsFaceName =
- pFaceName ? *pFaceName
- : CFX_WideString::FromLocal(FXFT_Get_Postscript_Name(pFace));
- pFont->m_nFaceIndex = pFace->face_index;
-
- m_InstalledFonts.Add(pFont.release());
-}
-
-void CFGAS_FontMgrImp::RegisterFaces(IFX_SeekableReadStream* pFontStream,
- const CFX_WideString* pFaceName) {
- int32_t index = 0;
- int32_t num_faces = 0;
- do {
- FXFT_Face pFace = LoadFace(pFontStream, index++);
- if (!pFace)
- continue;
- // All faces keep number of faces. It can be retrieved from any one face.
- if (num_faces == 0)
- num_faces = pFace->num_faces;
- RegisterFace(pFace, pFaceName);
- if (FXFT_Get_Face_External_Stream(pFace))
- FXFT_Clear_Face_External_Stream(pFace);
- FXFT_Done_Face(pFace);
- } while (index < num_faces);
-}
-
-uint32_t CFGAS_FontMgrImp::GetFlags(FXFT_Face pFace) {
- uint32_t flag = 0;
- if (FT_IS_FIXED_WIDTH(pFace)) {
- flag |= FX_FONTSTYLE_FixedPitch;
- }
- TT_OS2* pOS2 = (TT_OS2*)FT_Get_Sfnt_Table(pFace, ft_sfnt_os2);
- if (!pOS2) {
- return flag;
- }
- if (pOS2->ulCodePageRange1 & (1 << 31)) {
- flag |= FX_FONTSTYLE_Symbolic;
- }
- if (pOS2->panose[0] == 2) {
- uint8_t uSerif = pOS2->panose[1];
- if ((uSerif > 1 && uSerif < 10) || uSerif > 13) {
- flag |= FX_FONTSTYLE_Serif;
- }
- }
- return flag;
-}
-
-#define GetUInt8(p) ((uint8_t)((p)[0]))
-#define GetUInt16(p) ((uint16_t)((p)[0] << 8 | (p)[1]))
-#define GetUInt32(p) \
- ((uint32_t)((p)[0] << 24 | (p)[1] << 16 | (p)[2] << 8 | (p)[3]))
-
-void CFGAS_FontMgrImp::GetNames(const uint8_t* name_table,
- CFX_WideStringArray& Names) {
- if (!name_table) {
- return;
- }
- uint8_t* lpTable = (uint8_t*)name_table;
- CFX_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;
- }
- 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++) {
- FX_WCHAR wcTemp = GetUInt16(lpStr + nNameOffset + k * 2);
- wsFamily += wcTemp;
- }
- Names.Add(wsFamily);
- } else {
- for (uint16_t k = 0; k < nNameLength; k++) {
- FX_WCHAR wcTemp = GetUInt8(lpStr + nNameOffset + k);
- wsFamily += wcTemp;
- }
- Names.Add(wsFamily);
- }
- }
-}
-#undef GetUInt8
-#undef GetUInt16
-#undef GetUInt32
-struct FX_BIT2CHARSET {
- uint16_t wBit;
- uint16_t wCharset;
-};
-
-FX_BIT2CHARSET g_FX_Bit2Charset1[16] = {
- {1 << 0, FX_CHARSET_ANSI},
- {1 << 1, FX_CHARSET_MSWin_EasterEuropean},
- {1 << 2, FX_CHARSET_MSWin_Cyrillic},
- {1 << 3, FX_CHARSET_MSWin_Greek},
- {1 << 4, FX_CHARSET_MSWin_Turkish},
- {1 << 5, FX_CHARSET_MSWin_Hebrew},
- {1 << 6, FX_CHARSET_MSWin_Arabic},
- {1 << 7, FX_CHARSET_MSWin_Baltic},
- {1 << 8, FX_CHARSET_MSWin_Vietnamese},
- {1 << 9, FX_CHARSET_Default},
- {1 << 10, FX_CHARSET_Default},
- {1 << 11, FX_CHARSET_Default},
- {1 << 12, FX_CHARSET_Default},
- {1 << 13, FX_CHARSET_Default},
- {1 << 14, FX_CHARSET_Default},
- {1 << 15, FX_CHARSET_Default},
-};
-
-FX_BIT2CHARSET g_FX_Bit2Charset2[16] = {
- {1 << 0, FX_CHARSET_Thai},
- {1 << 1, FX_CHARSET_ShiftJIS},
- {1 << 2, FX_CHARSET_ChineseSimplified},
- {1 << 3, FX_CHARSET_Korean},
- {1 << 4, FX_CHARSET_ChineseTriditional},
- {1 << 5, FX_CHARSET_Johab},
- {1 << 6, FX_CHARSET_Default},
- {1 << 7, FX_CHARSET_Default},
- {1 << 8, FX_CHARSET_Default},
- {1 << 9, FX_CHARSET_Default},
- {1 << 10, FX_CHARSET_Default},
- {1 << 11, FX_CHARSET_Default},
- {1 << 12, FX_CHARSET_Default},
- {1 << 13, FX_CHARSET_Default},
- {1 << 14, FX_CHARSET_OEM},
- {1 << 15, FX_CHARSET_Symbol},
-};
-
-FX_BIT2CHARSET g_FX_Bit2Charset3[16] = {
- {1 << 0, FX_CHARSET_Default}, {1 << 1, FX_CHARSET_Default},
- {1 << 2, FX_CHARSET_Default}, {1 << 3, FX_CHARSET_Default},
- {1 << 4, FX_CHARSET_Default}, {1 << 5, FX_CHARSET_Default},
- {1 << 6, FX_CHARSET_Default}, {1 << 7, FX_CHARSET_Default},
- {1 << 8, FX_CHARSET_Default}, {1 << 9, FX_CHARSET_Default},
- {1 << 10, FX_CHARSET_Default}, {1 << 11, FX_CHARSET_Default},
- {1 << 12, FX_CHARSET_Default}, {1 << 13, FX_CHARSET_Default},
- {1 << 14, FX_CHARSET_Default}, {1 << 15, FX_CHARSET_Default},
-};
-
-FX_BIT2CHARSET g_FX_Bit2Charset4[16] = {
- {1 << 0, FX_CHARSET_Default}, {1 << 1, FX_CHARSET_Default},
- {1 << 2, FX_CHARSET_Default}, {1 << 3, FX_CHARSET_Default},
- {1 << 4, FX_CHARSET_Default}, {1 << 5, FX_CHARSET_Default},
- {1 << 6, FX_CHARSET_Default}, {1 << 7, FX_CHARSET_Default},
- {1 << 8, FX_CHARSET_Default}, {1 << 9, FX_CHARSET_Default},
- {1 << 10, FX_CHARSET_Default}, {1 << 11, FX_CHARSET_Default},
- {1 << 12, FX_CHARSET_Default}, {1 << 13, FX_CHARSET_Default},
- {1 << 14, FX_CHARSET_Default}, {1 << 15, FX_CHARSET_US},
-};
-
-#define CODEPAGERANGE_IMPLEMENT(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); \
- }
-
-std::vector<uint16_t> CFGAS_FontMgrImp::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) {
- uint16_t a1 = pOS2->ulCodePageRange1 & 0xffff;
- CODEPAGERANGE_IMPLEMENT(1);
- uint16_t a2 = (pOS2->ulCodePageRange1 >> 16) & 0xffff;
- CODEPAGERANGE_IMPLEMENT(2);
- uint16_t a3 = pOS2->ulCodePageRange2 & 0xffff;
- CODEPAGERANGE_IMPLEMENT(3);
- uint16_t a4 = (pOS2->ulCodePageRange2 >> 16) & 0xffff;
- CODEPAGERANGE_IMPLEMENT(4);
- } else {
- charsets.push_back(FX_CHARSET_Default);
- }
- return charsets;
-}
-
-#undef CODEPAGERANGE_IMPLEMENT
-void CFGAS_FontMgrImp::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] = pOS2->ulUnicodeRange1;
- USB[1] = pOS2->ulUnicodeRange2;
- USB[2] = pOS2->ulUnicodeRange3;
- USB[3] = pOS2->ulUnicodeRange4;
- CSB[0] = pOS2->ulCodePageRange1;
- CSB[1] = pOS2->ulCodePageRange2;
- } else {
- USB[0] = 0;
- USB[1] = 0;
- USB[2] = 0;
- USB[3] = 0;
- CSB[0] = 0;
- CSB[1] = 0;
- }
-}
-
-int32_t CFGAS_FontMgrImp::IsPartName(const CFX_WideString& Name1,
- const CFX_WideString& Name2) {
- if (Name1.Find(Name2.c_str()) != -1) {
- return 1;
- }
- return 0;
-}
-
-#endif
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