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path: root/xfa/fgas/font/fgas_stdfontmgr.cpp
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Diffstat (limited to 'xfa/fgas/font/fgas_stdfontmgr.cpp')
-rw-r--r--xfa/fgas/font/fgas_stdfontmgr.cpp208
1 files changed, 115 insertions, 93 deletions
diff --git a/xfa/fgas/font/fgas_stdfontmgr.cpp b/xfa/fgas/font/fgas_stdfontmgr.cpp
index 2374d47577..7dc0272976 100644
--- a/xfa/fgas/font/fgas_stdfontmgr.cpp
+++ b/xfa/fgas/font/fgas_stdfontmgr.cpp
@@ -576,15 +576,18 @@ FX_BOOL CFX_FontMgrImp::EnumFontsFromFontMapper() {
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_FileRead* pFontStream =
CreateFontStream(pFontMapper, pSystemFontInfo, i);
if (!pFontStream)
continue;
+
CFX_WideString wsFaceName =
CFX_WideString::FromLocal(pFontMapper->GetFaceName(i).c_str());
RegisterFaces(pFontStream, &wsFaceName);
@@ -592,8 +595,10 @@ FX_BOOL CFX_FontMgrImp::EnumFontsFromFontMapper() {
}
if (m_InstalledFonts.GetSize() == 0)
return FALSE;
+
return TRUE;
}
+
FX_BOOL CFX_FontMgrImp::EnumFontsFromFiles() {
CFX_GEModule::Get()->GetFontMgr()->InitFTLibrary();
FX_POSITION pos = m_pFontSource->GetStartPosition();
@@ -689,6 +694,7 @@ IFX_Font* CFX_FontMgrImp::GetDefFontByLanguage(uint16_t wLanguage,
const FX_WCHAR* pszFontFamily) {
return nullptr;
}
+
IFX_Font* CFX_FontMgrImp::GetFontByCodePage(uint16_t wCodePage,
uint32_t dwFontStyles,
const FX_WCHAR* pszFontFamily) {
@@ -696,37 +702,38 @@ IFX_Font* CFX_FontMgrImp::GetFontByCodePage(uint16_t wCodePage,
bsHash.Format("%d, %d", wCodePage, dwFontStyles);
bsHash += CFX_WideString(pszFontFamily).UTF8Encode();
uint32_t dwHash = FX_HashCode_String_GetA(bsHash, bsHash.GetLength());
- CFX_ArrayTemplate<IFX_Font*>* pFonts = NULL;
- IFX_Font* pFont = NULL;
+
+ CFX_ArrayTemplate<IFX_Font*>* pFonts = nullptr;
if (m_Hash2Fonts.Lookup(dwHash, pFonts)) {
- if (NULL == pFonts) {
- return NULL;
- }
- if (0 != pFonts->GetSize()) {
+ if (!pFonts)
+ return nullptr;
+
+ if (pFonts->GetSize() != 0)
return pFonts->GetAt(0)->Retain();
- }
}
+
if (!pFonts)
pFonts = new CFX_ArrayTemplate<IFX_Font*>;
+
m_Hash2Fonts.SetAt(dwHash, pFonts);
- CFX_FontDescriptorInfos* sortedFonts = NULL;
+ 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 NULL;
- }
+ if (sortedFonts->GetSize() == 0)
+ return nullptr;
+
CFX_FontDescriptor* pDesc = sortedFonts->GetAt(0).pFont;
- if (pDesc->m_pFileAccess)
- pFont = LoadFont(pDesc->m_pFileAccess, pDesc->m_nFaceIndex, nullptr);
- else
- pFont = LoadFont(pDesc->m_wsFaceName, pDesc->m_nFaceIndex, nullptr);
- if (NULL != pFont) {
+ IFX_Font* pFont =
+ pDesc->m_pFileAccess
+ ? LoadFont(pDesc->m_pFileAccess, pDesc->m_nFaceIndex, nullptr)
+ : LoadFont(pDesc->m_wsFaceName, pDesc->m_nFaceIndex, nullptr);
+ if (pFont)
pFont->SetLogicalFontStyle(dwFontStyles);
- }
+
pFonts->Add(pFont);
return pFont;
}
@@ -809,27 +816,30 @@ FX_BOOL CFX_FontMgrImp::VerifyUnicode(CFX_FontDescriptor* pDesc,
FXFT_Done_Face(pFace);
return !retCharmap && retIndex;
}
+
FX_BOOL CFX_FontMgrImp::VerifyUnicode(IFX_Font* pFont, FX_WCHAR wcUnicode) {
- if (NULL == pFont) {
+ if (!pFont)
return FALSE;
- }
+
FXFT_Face pFace = ((CFX_Font*)pFont->GetDevFont())->GetFace();
FXFT_CharMap charmap = FXFT_Get_Face_Charmap(pFace);
- if (0 != FXFT_Select_Charmap(pFace, FXFT_ENCODING_UNICODE)) {
+ if (FXFT_Select_Charmap(pFace, FXFT_ENCODING_UNICODE) != 0)
return FALSE;
- }
- if (0 == FXFT_Get_Char_Index(pFace, wcUnicode)) {
+
+ if (FXFT_Get_Char_Index(pFace, wcUnicode) == 0) {
FXFT_Set_Charmap(pFace, charmap);
return FALSE;
}
return TRUE;
}
+
IFX_Font* CFX_FontMgrImp::GetFontByLanguage(uint16_t wLanguage,
uint32_t dwFontStyles,
const FX_WCHAR* pszFontFamily) {
return GetFontByCodePage(FX_GetDefCodePageByLanguage(wLanguage), dwFontStyles,
pszFontFamily);
}
+
IFX_Font* CFX_FontMgrImp::LoadFont(const uint8_t* pBuffer,
int32_t iLength,
int32_t iFaceIndex,
@@ -837,33 +847,30 @@ IFX_Font* CFX_FontMgrImp::LoadFont(const uint8_t* pBuffer,
void* Hash[2] = {(void*)(uintptr_t)pBuffer, (void*)(uintptr_t)iLength};
uint32_t dwHash =
FX_HashCode_String_GetA((const FX_CHAR*)Hash, 2 * sizeof(void*));
- IFX_FileAccess* pFontAccess = NULL;
- if (!m_Hash2FileAccess.Lookup(dwHash, pFontAccess)) {
- }
- if (NULL != pFontAccess) {
- return LoadFont(pFontAccess, iFaceIndex, pFaceCount, TRUE);
- } else {
- return NULL;
- }
+ IFX_FileAccess* pFontAccess = nullptr;
+ m_Hash2FileAccess.Lookup(dwHash, pFontAccess);
+ return pFontAccess ? LoadFont(pFontAccess, iFaceIndex, pFaceCount, TRUE)
+ : nullptr;
}
+
IFX_Font* CFX_FontMgrImp::LoadFont(const FX_WCHAR* pszFileName,
int32_t iFaceIndex,
int32_t* pFaceCount) {
CFX_ByteString bsHash;
bsHash += CFX_WideString(pszFileName).UTF8Encode();
+
uint32_t dwHash =
FX_HashCode_String_GetA((const FX_CHAR*)bsHash, bsHash.GetLength());
- IFX_FileAccess* pFontAccess = NULL;
+ IFX_FileAccess* pFontAccess = nullptr;
if (!m_Hash2FileAccess.Lookup(dwHash, pFontAccess)) {
pFontAccess = FX_CreateDefaultFileAccess(pszFileName);
m_Hash2FileAccess.SetAt(dwHash, pFontAccess);
}
- if (NULL != pFontAccess) {
- return LoadFont(pFontAccess, iFaceIndex, pFaceCount, TRUE);
- } else {
- return NULL;
- }
+
+ return pFontAccess ? LoadFont(pFontAccess, iFaceIndex, pFaceCount, TRUE)
+ : nullptr;
}
+
IFX_Font* CFX_FontMgrImp::LoadFont(IFX_Stream* pFontStream,
int32_t iFaceIndex,
int32_t* pFaceCount,
@@ -871,61 +878,60 @@ IFX_Font* CFX_FontMgrImp::LoadFont(IFX_Stream* pFontStream,
void* Hash[1] = {(void*)(uintptr_t)pFontStream};
uint32_t dwHash =
FX_HashCode_String_GetA((const FX_CHAR*)Hash, 1 * sizeof(void*));
- IFX_FileAccess* pFontAccess = NULL;
- if (!m_Hash2FileAccess.Lookup(dwHash, pFontAccess)) {
- }
- if (NULL != pFontAccess) {
- return LoadFont(pFontAccess, iFaceIndex, pFaceCount, TRUE);
- } else {
- return NULL;
- }
+ IFX_FileAccess* pFontAccess = nullptr;
+ m_Hash2FileAccess.Lookup(dwHash, pFontAccess);
+
+ return pFontAccess ? LoadFont(pFontAccess, iFaceIndex, pFaceCount, TRUE)
+ : nullptr;
}
+
IFX_Font* CFX_FontMgrImp::LoadFont(IFX_FileAccess* pFontAccess,
int32_t iFaceIndex,
int32_t* pFaceCount,
FX_BOOL bWantCache) {
uint32_t dwHash = 0;
- IFX_Font* pFont = NULL;
+ IFX_Font* pFont = nullptr;
if (bWantCache) {
CFX_ByteString bsHash;
bsHash.Format("%d, %d", (uintptr_t)pFontAccess, iFaceIndex);
dwHash = FX_HashCode_String_GetA(bsHash, bsHash.GetLength());
if (m_FileAccess2IFXFont.Lookup(dwHash, pFont)) {
- if (NULL != pFont) {
- if (NULL != pFaceCount) {
+ if (pFont) {
+ if (pFaceCount)
*pFaceCount = ((CFX_Font*)pFont->GetDevFont())->GetFace()->num_faces;
- }
return pFont->Retain();
}
}
}
+
CFX_Font* pInternalFont = new CFX_Font;
IFX_FileRead* pFontStream =
pFontAccess->CreateFileStream(FX_FILEMODE_ReadOnly);
- if (NULL == pFontStream) {
+ if (!pFontStream) {
delete pInternalFont;
- return NULL;
+ return nullptr;
}
if (!pInternalFont->LoadFile(pFontStream, iFaceIndex)) {
delete pInternalFont;
pFontStream->Release();
- return NULL;
+ return nullptr;
}
pFont = IFX_Font::LoadFont(pInternalFont, this, TRUE);
- if (NULL == pFont) {
+ if (!pFont) {
delete pInternalFont;
pFontStream->Release();
- return NULL;
+ return nullptr;
}
- if (bWantCache) {
+ if (bWantCache)
m_FileAccess2IFXFont.SetAt(dwHash, pFont);
- }
+
m_IFXFont2FileRead.SetAt(pFont, pFontStream);
- if (NULL != pFaceCount) {
+ if (pFaceCount)
*pFaceCount = ((CFX_Font*)pFont->GetDevFont())->GetFace()->num_faces;
- }
+
return pFont;
}
+
IFX_Font* CFX_FontMgrImp::LoadFont(const CFX_WideString& wsFaceName,
int32_t iFaceIndex,
int32_t* pFaceCount) {
@@ -933,48 +939,58 @@ IFX_Font* CFX_FontMgrImp::LoadFont(const CFX_WideString& wsFaceName,
CFX_FontMapper* pFontMapper = pFontMgr->GetBuiltinMapper();
if (!pFontMapper)
return nullptr;
+
IFX_SystemFontInfo* pSystemFontInfo = pFontMapper->GetSystemFontInfo();
if (!pSystemFontInfo)
return nullptr;
+
IFX_FileRead* pFontStream = CreateFontStream(wsFaceName.UTF8Encode());
if (!pFontStream)
return nullptr;
+
if (!LoadFace(pFontStream, 0)) {
pFontStream->Release();
return nullptr;
}
+
CFX_Font* pInternalFont = new CFX_Font();
if (!pInternalFont->LoadFile(pFontStream, iFaceIndex)) {
pFontStream->Release();
return nullptr;
}
+
IFX_Font* pFont = IFX_Font::LoadFont(pInternalFont, this, FALSE);
if (!pFont) {
pFontStream->Release();
return nullptr;
}
+
m_IFXFont2FileRead.SetAt(pFont, pFontStream);
if (pFaceCount)
*pFaceCount = ((CFX_Font*)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) {
+ if (count == 0)
return 0;
- }
+
IFX_FileRead* pFile = (IFX_FileRead*)stream->descriptor.pointer;
int res = pFile->ReadBlock(buffer, offset, count);
- if (res) {
+ if (res)
return count;
- }
return 0;
}
+
void _ftStreamClose(FXFT_Stream stream) {}
-};
+
+}; // extern "C"
FXFT_Face CFX_FontMgrImp::LoadFace(IFX_FileRead* pFontStream,
int32_t iFaceIndex) {
@@ -989,7 +1005,7 @@ FXFT_Face CFX_FontMgrImp::LoadFace(IFX_FileRead* pFontStream,
FXFT_Stream ftStream = FX_Alloc(FXFT_StreamRec, 1);
FXSYS_memset(ftStream, 0, sizeof(FXFT_StreamRec));
- ftStream->base = NULL;
+ ftStream->base = nullptr;
ftStream->descriptor.pointer = pFontStream;
ftStream->pos = 0;
ftStream->size = (unsigned long)pFontStream->GetSize();
@@ -1001,7 +1017,7 @@ FXFT_Face CFX_FontMgrImp::LoadFace(IFX_FileRead* pFontStream,
ftArgs.flags |= FT_OPEN_STREAM;
ftArgs.stream = ftStream;
- FXFT_Face pFace = NULL;
+ FXFT_Face pFace = nullptr;
if (FXFT_Open_Face(library, &ftArgs, iFaceIndex, &pFace)) {
FX_Free(ftStream);
return nullptr;
@@ -1020,11 +1036,14 @@ IFX_FileRead* CFX_FontMgrImp::CreateFontStream(
0, 0, FXFONT_DEFAULT_CHARSET, 0, pFontMapper->GetFaceName(index), 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);
}
@@ -1032,11 +1051,14 @@ IFX_FileRead* CFX_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)
@@ -1051,31 +1073,31 @@ int32_t CFX_FontMgrImp::MatchFonts(CFX_FontDescriptorInfos& MatchedFonts,
FX_WCHAR wcUnicode) {
MatchedFonts.RemoveAll();
CFX_WideString wsNormalizedFontName = FontName;
- static const int32_t nMax = 0xffff;
- CFX_FontDescriptor* pFont = NULL;
+
+ 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) {
+ if (nPenalty >= 0xffff)
continue;
- }
+
FX_FontDescriptorInfo FontInfo;
FontInfo.pFont = pFont;
FontInfo.nPenalty = nPenalty;
MatchedFonts.Add(FontInfo);
- if (MatchedFonts.GetSize() == nMax) {
+ if (MatchedFonts.GetSize() == 0xffff)
break;
- }
}
- if (MatchedFonts.GetSize() == 0) {
+ 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;
@@ -1252,51 +1274,51 @@ void CFX_FontMgrImp::RemoveFont(IFX_Font* pEFont) {
}
}
}
+
void CFX_FontMgrImp::RegisterFace(FXFT_Face pFace,
CFX_FontDescriptors& Fonts,
const CFX_WideString* pFaceName,
IFX_FileAccess* pFontAccess) {
- if (0 == (pFace->face_flags & FT_FACE_FLAG_SCALABLE)) {
+ if ((pFace->face_flags & FT_FACE_FLAG_SCALABLE) == 0)
return;
- }
+
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);
+
CFX_ArrayTemplate<uint16_t> Charsets;
GetCharsets(pFace, Charsets);
GetUSBCSB(pFace, pFont->m_dwUsb, pFont->m_dwCsb);
- unsigned long nLength = 0;
+
FT_ULong dwTag;
- uint8_t* pTable = NULL;
+ uint8_t* pTable = nullptr;
FT_ENC_TAG(dwTag, 'n', 'a', 'm', 'e');
- unsigned int error = FXFT_Load_Sfnt_Table(pFace, dwTag, 0, NULL, &nLength);
- if (0 == error && 0 != nLength) {
+
+ unsigned long nLength = 0;
+ unsigned int error = FXFT_Load_Sfnt_Table(pFace, dwTag, 0, nullptr, &nLength);
+ if (error == 0 && nLength != 0) {
pTable = FX_Alloc(uint8_t, nLength);
- error = FXFT_Load_Sfnt_Table(pFace, dwTag, 0, pTable, NULL);
+ error = FXFT_Load_Sfnt_Table(pFace, dwTag, 0, pTable, nullptr);
if (0 != error) {
FX_Free(pTable);
- pTable = NULL;
+ pTable = nullptr;
}
}
GetNames(pTable, pFont->m_wsFamilyNames);
- if (NULL != pTable) {
+ if (pTable)
FX_Free(pTable);
- }
+
pFont->m_wsFamilyNames.Add(CFX_ByteString(pFace->family_name).UTF8Decode());
- if (pFaceName) {
- pFont->m_wsFaceName = *pFaceName;
- } else {
- pFont->m_wsFaceName =
- CFX_WideString::FromLocal(FXFT_Get_Postscript_Name(pFace));
- }
+ pFont->m_wsFaceName =
+ pFaceName ? *pFaceName
+ : CFX_WideString::FromLocal(FXFT_Get_Postscript_Name(pFace));
pFont->m_nFaceIndex = pFace->face_index;
- if (pFontAccess)
- pFont->m_pFileAccess = pFontAccess->Retain();
- else
- pFont->m_pFileAccess = nullptr;
+ pFont->m_pFileAccess = pFontAccess ? pFontAccess->Retain() : nullptr;
+
Fonts.Add(pFont);
}
+
void CFX_FontMgrImp::RegisterFaces(IFX_FileRead* pFontStream,
const CFX_WideString* pFaceName) {
int32_t index = 0;
@@ -1306,7 +1328,7 @@ void CFX_FontMgrImp::RegisterFaces(IFX_FileRead* pFontStream,
if (!pFace)
continue;
// All faces keep number of faces. It can be retrieved from any one face.
- if (!num_faces)
+ if (num_faces == 0)
num_faces = pFace->num_faces;
RegisterFace(pFace, m_InstalledFonts, pFaceName, nullptr);
if (FXFT_Get_Face_External_Stream(pFace))
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-07 15:46:56 +0000