void CFGAS_FontMgrImp::Release() {
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);
delete pFonts;
}
m_Hash2Fonts.RemoveAll();
pos = m_IFXFont2FileRead.GetStartPosition();
while (pos) {
CFGAS_GEFont* pFont;
IFX_FileRead* pFileRead;
m_IFXFont2FileRead.GetNextAssoc(pos, pFont, pFileRead);
pFileRead->Release();
}
delete this;
}
FX_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_FileRead* 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;
}
void CFGAS_FontMgrImp::RemoveFont(CFGAS_GEFont* pEFont) {
if (!pEFont) {
return;
}
IFX_FileRead* 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);
}
}
}
unsigned long _FTStreamRead(FXFT_Stream stream, unsigned long offset,
unsigned char* buffer, unsigned long count)
{
if (count == 0) {
return 0;
}
IFX_FileRead* pFile = (IFX_FileRead*)stream->descriptor.pointer;
int res = pFile->ReadBlock(buffer, offset, count);
if (res) {
return count;
}
return 0;
}
static unsigned long FPF_SkiaStream_Read(FXFT_Stream stream, unsigned long offset, unsigned char* buffer, unsigned long count)
{
IFX_FileRead *pFileRead = (IFX_FileRead*)stream->descriptor.pointer;
if (!pFileRead) {
return 0;
}
if (count > 0) {
if (pFileRead->ReadBlock(buffer, (FX_FILESIZE)offset, (size_t)count) != count) {
return 0;
}
}
return count;
}
FX_BOOL CFGAS_FontMgrImp::VerifyUnicode(CFX_FontDescriptor* pDesc,
FX_WCHAR wcUnicode) {
IFX_FileRead* 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;
}
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_FileRead* pFileRead;
m_IFXFont2FileRead.GetNextAssoc(pos, pFont, pFileRead);
pFileRead->Release();
}
}
IFX_LocaleMgr* FX_LocaleMgr_Create(const FX_WCHAR* pszLocalPath,
FX_WORD wDefaultLCID) {
void* pPathHandle = FX_OpenFolder(pszLocalPath);
if (!pPathHandle) {
return NULL;
}
CFX_LocaleMgr* pLocaleMgr = new CFX_LocaleMgr(wDefaultLCID);
CFX_WideString wsFileName;
FX_BOOL bFolder = FALSE;
while (FX_GetNextFile(pPathHandle, wsFileName, bFolder)) {
if (!bFolder) {
if (wsFileName.GetLength() < 4) {
continue;
}
CFX_WideString wsExt = wsFileName.Right(4);
wsExt.MakeLower();
if (wsExt != L".xml") {
continue;
}
CFX_WideString wsFullPath(pszLocalPath);
wsFullPath += L"\\" + wsFileName;
IFX_FileRead* pRead = FX_CreateFileRead(wsFullPath);
if (!pRead) {
continue;
}
CXML_Element* pXmlLocale = CXML_Element::Parse(pRead);
pRead->Release();
CFX_ByteString bssp = pXmlLocale->GetNamespace();
if (bssp == "http://www.foxitsoftware.com/localization") {
CFX_WideString wsLCID = pXmlLocale->GetAttrValue("", "lcid");
wchar_t* pEnd = NULL;
FX_DWORD dwLCID = wcstol(wsLCID, &pEnd, 16);
if (pLocaleMgr->m_lcid2xml.GetValueAt((void*)(uintptr_t)dwLCID)) {
delete pXmlLocale;
} else {
pLocaleMgr->m_lcid2xml.SetAt((void*)(uintptr_t)dwLCID, pXmlLocale);
}
} else {
delete pXmlLocale;
}
}
}
FX_CloseFolder(pPathHandle);
return pLocaleMgr;
}
FX_BOOL CFGAS_FontMgrImp::EnumFontsFromFiles() {
CFX_GEModule::Get()->GetFontMgr()->InitFTLibrary();
FX_POSITION pos = m_pFontSource->GetStartPosition();
IFX_FileAccess* pFontSource = nullptr;
IFX_FileRead* 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;
}
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_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;
}
CFGAS_GEFont* pFont = CFGAS_GEFont::LoadFont(pInternalFont, this);
if (!pFont) {
pFontStream->Release();
return nullptr;
}
m_IFXFont2FileRead.SetAt(pFont, pFontStream);
if (pFaceCount)
*pFaceCount = pFont->GetDevFont()->GetFace()->num_faces;
return pFont;
}
FX_BOOL CPDF_Stream::Identical(CPDF_Stream* pOther) const {
if (!m_pDict)
return !pOther->m_pDict;
if (!m_pDict->Identical(pOther->m_pDict))
return FALSE;
if (m_dwSize != pOther->m_dwSize)
return FALSE;
if (!IsMemoryBased() && !pOther->IsMemoryBased()) {
if (m_pFile == pOther->m_pFile && !m_pFile)
return TRUE;
if (!m_pFile || !pOther->m_pFile)
return FALSE;
uint8_t srcBuf[kBlockSize];
uint8_t destBuf[kBlockSize];
FX_DWORD size = m_dwSize;
if (m_pFile == pOther->m_pFile)
return TRUE;
FX_DWORD offset = 0;
while (size > 0) {
FX_DWORD actualSize = std::min(size, kBlockSize);
m_pFile->ReadBlock(srcBuf, offset, actualSize);
pOther->m_pFile->ReadBlock(destBuf, offset, actualSize);
if (FXSYS_memcmp(srcBuf, destBuf, actualSize) != 0)
return FALSE;
size -= actualSize;
offset += actualSize;
}
return TRUE;
}
if (!IsMemoryBased() || !pOther->IsMemoryBased()) {
IFX_FileRead* pFile = nullptr;
uint8_t* pBuf = nullptr;
if (!pOther->IsMemoryBased()) {
pFile = pOther->m_pFile;
pBuf = m_pDataBuf;
} else if (!IsMemoryBased()) {
pFile = m_pFile;
pBuf = pOther->m_pDataBuf;
}
if (!pBuf)
return FALSE;
uint8_t srcBuf[kBlockSize];
FX_DWORD size = m_dwSize;
FX_DWORD offset = 0;
while (size > 0) {
FX_DWORD actualSize = std::min(size, kBlockSize);
pFile->ReadBlock(srcBuf, offset, actualSize);
if (FXSYS_memcmp(srcBuf, pBuf, actualSize) != 0)
return FALSE;
pBuf += actualSize;
size -= actualSize;
offset += actualSize;
}
return TRUE;
}
return FXSYS_memcmp(m_pDataBuf, pOther->m_pDataBuf, m_dwSize) == 0;
}
FX_BOOL CPDF_Stream::Identical(CPDF_Stream* pOther) const
{
if (!m_pDict)
return pOther->m_pDict ? FALSE : TRUE;
if (!m_pDict->Identical(pOther->m_pDict)) {
return FALSE;
}
if (m_dwSize != pOther->m_dwSize) {
return FALSE;
}
if (m_GenNum != (FX_DWORD) - 1 && pOther->m_GenNum != (FX_DWORD) - 1) {
if (m_pFile == pOther->m_pFile && m_pFile == NULL) {
return TRUE;
}
if (!m_pFile || !pOther->m_pFile) {
return FALSE;
}
uint8_t srcBuf[1024];
uint8_t destBuf[1024];
FX_DWORD size = m_dwSize;
FX_DWORD srcOffset = m_FileOffset;
FX_DWORD destOffset = pOther->m_FileOffset;
if (m_pFile == pOther->m_pFile && srcOffset == destOffset) {
return TRUE;
}
while (size > 0) {
FX_DWORD actualSize = size > 1024 ? 1024 : size;
m_pFile->ReadBlock(srcBuf, srcOffset, actualSize);
pOther->m_pFile->ReadBlock(destBuf, destOffset, actualSize);
if (FXSYS_memcmp(srcBuf, destBuf, actualSize) != 0) {
return FALSE;
}
size -= actualSize;
srcOffset += actualSize;
destOffset += actualSize;
}
return TRUE;
}
if (m_GenNum != (FX_DWORD) - 1 || pOther->m_GenNum != (FX_DWORD) - 1) {
IFX_FileRead* pFile = NULL;
uint8_t* pBuf = NULL;
FX_DWORD offset = 0;
if (pOther->m_GenNum != (FX_DWORD) - 1) {
pFile = pOther->m_pFile;
pBuf = m_pDataBuf;
offset = pOther->m_FileOffset;
} else if (m_GenNum != (FX_DWORD) - 1) {
pFile = m_pFile;
pBuf = pOther->m_pDataBuf;
offset = m_FileOffset;
}
if (NULL == pBuf) {
return FALSE;
}
uint8_t srcBuf[1024];
FX_DWORD size = m_dwSize;
while (size > 0) {
FX_DWORD actualSize = std::min(size, 1024U);
pFile->ReadBlock(srcBuf, offset, actualSize);
if (FXSYS_memcmp(srcBuf, pBuf, actualSize) != 0) {
return FALSE;
}
pBuf += actualSize;
size -= actualSize;
offset += actualSize;
}
return TRUE;
}
return FXSYS_memcmp(m_pDataBuf, pOther->m_pDataBuf, m_dwSize) == 0;
}
