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-rw-r--r--core/fpdfapi/font/cpdf_cidfont.cpp34
-rw-r--r--core/fpdfapi/font/cpdf_cmap.h23
-rw-r--r--core/fpdfapi/font/cpdf_cmapparser.cpp18
3 files changed, 46 insertions, 29 deletions
diff --git a/core/fpdfapi/font/cpdf_cidfont.cpp b/core/fpdfapi/font/cpdf_cidfont.cpp
index be0f7b7cba..4eedf7db69 100644
--- a/core/fpdfapi/font/cpdf_cidfont.cpp
+++ b/core/fpdfapi/font/cpdf_cidfont.cpp
@@ -254,7 +254,7 @@ WideString CPDF_CIDFont::UnicodeFromCharCode(uint32_t charcode) const {
}
wchar_t CPDF_CIDFont::GetUnicodeFromCharCode(uint32_t charcode) const {
- switch (m_pCMap->m_Coding) {
+ switch (m_pCMap->GetCoding()) {
case CIDCODING_UCS2:
case CIDCODING_UTF16:
return static_cast<wchar_t>(charcode);
@@ -273,15 +273,15 @@ wchar_t CPDF_CIDFont::GetUnicodeFromCharCode(uint32_t charcode) const {
charcode = (charcode % 256) * 256 + (charcode / 256);
charsize = 2;
}
- int ret = FXSYS_MultiByteToWideChar(g_CharsetCPs[m_pCMap->m_Coding], 0,
+ int ret = FXSYS_MultiByteToWideChar(g_CharsetCPs[m_pCMap->GetCoding()], 0,
reinterpret_cast<const char*>(&charcode),
charsize, &unicode, 1);
return ret == 1 ? unicode : 0;
#else
- if (!m_pCMap->m_pEmbedMap)
+ if (!m_pCMap->GetEmbedMap())
return 0;
- return EmbeddedUnicodeFromCharcode(m_pCMap->m_pEmbedMap, m_pCMap->m_Charset,
- charcode);
+ return EmbeddedUnicodeFromCharcode(m_pCMap->GetEmbedMap(),
+ m_pCMap->GetCharset(), charcode);
#endif
}
@@ -289,7 +289,7 @@ uint32_t CPDF_CIDFont::CharCodeFromUnicode(wchar_t unicode) const {
uint32_t charcode = CPDF_Font::CharCodeFromUnicode(unicode);
if (charcode)
return charcode;
- switch (m_pCMap->m_Coding) {
+ switch (m_pCMap->GetCoding()) {
case CIDCODING_UNKNOWN:
return 0;
case CIDCODING_UCS2:
@@ -312,21 +312,21 @@ uint32_t CPDF_CIDFont::CharCodeFromUnicode(wchar_t unicode) const {
if (unicode < 0x80)
return static_cast<uint32_t>(unicode);
- if (m_pCMap->m_Coding == CIDCODING_CID)
+ if (m_pCMap->GetCoding() == CIDCODING_CID)
return 0;
#if _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_
uint8_t buffer[32];
int ret = FXSYS_WideCharToMultiByte(
- g_CharsetCPs[m_pCMap->m_Coding], 0, &unicode, 1,
+ g_CharsetCPs[m_pCMap->GetCoding()], 0, &unicode, 1,
reinterpret_cast<char*>(buffer), 4, nullptr, nullptr);
if (ret == 1)
return buffer[0];
if (ret == 2)
return buffer[0] * 256 + buffer[1];
#else
- if (m_pCMap->m_pEmbedMap) {
- return EmbeddedCharcodeFromUnicode(m_pCMap->m_pEmbedMap, m_pCMap->m_Charset,
- unicode);
+ if (m_pCMap->GetEmbedMap()) {
+ return EmbeddedCharcodeFromUnicode(m_pCMap->GetEmbedMap(),
+ m_pCMap->GetCharset(), unicode);
}
#endif
return 0;
@@ -381,7 +381,7 @@ bool CPDF_CIDFont::Load() {
return false;
}
- m_Charset = m_pCMap->m_Charset;
+ m_Charset = m_pCMap->GetCharset();
if (m_Charset == CIDSET_UNKNOWN) {
CPDF_Dictionary* pCIDInfo = pCIDFontDict->GetDictFor("CIDSystemInfo");
if (pCIDInfo) {
@@ -390,7 +390,7 @@ bool CPDF_CIDFont::Load() {
}
}
if (m_Charset != CIDSET_UNKNOWN) {
- bool bPromptCJK = !m_pFontFile && (m_pCMap->m_Coding == CIDCODING_CID ||
+ bool bPromptCJK = !m_pFontFile && (m_pCMap->GetCoding() == CIDCODING_CID ||
pCIDFontDict->KeyExist("W"));
m_pCID2UnicodeMap = manager->GetCID2UnicodeMap(m_Charset, bPromptCJK);
}
@@ -398,7 +398,7 @@ bool CPDF_CIDFont::Load() {
if (m_bType1)
FXFT_Select_Charmap(m_Font.GetFace(), FXFT_ENCODING_UNICODE);
else
- FT_UseCIDCharmap(m_Font.GetFace(), m_pCMap->m_Coding);
+ FT_UseCIDCharmap(m_Font.GetFace(), m_pCMap->GetCoding());
}
m_DefaultWidth = pCIDFontDict->GetIntegerFor("DW", 1000);
CPDF_Array* pWidthArray = pCIDFontDict->GetArrayFor("W");
@@ -727,9 +727,9 @@ int CPDF_CIDFont::GlyphFromCharCode(uint32_t charcode, bool* pVertGlyph) {
if (!m_pStreamAcc) {
if (m_bType1)
return cid;
- if (m_pFontFile && m_pCMap->m_DirectCharcodeToCIDTable.empty())
+ if (m_pFontFile && m_pCMap->IsDirectCharcodeToCIDTableIsEmpty())
return cid;
- if (m_pCMap->m_Coding == CIDCODING_UNKNOWN ||
+ if (m_pCMap->GetCoding() == CIDCODING_UNKNOWN ||
!FXFT_Get_Face_Charmap(m_Font.GetFace())) {
return cid;
}
@@ -772,7 +772,7 @@ int CPDF_CIDFont::AppendChar(char* str, uint32_t charcode) const {
bool CPDF_CIDFont::IsUnicodeCompatible() const {
if (m_pCID2UnicodeMap && m_pCID2UnicodeMap->IsLoaded() && m_pCMap->IsLoaded())
return true;
- return m_pCMap->m_Coding != CIDCODING_UNKNOWN;
+ return m_pCMap->GetCoding() != CIDCODING_UNKNOWN;
}
void CPDF_CIDFont::LoadSubstFont() {
diff --git a/core/fpdfapi/font/cpdf_cmap.h b/core/fpdfapi/font/cpdf_cmap.h
index 493d30097a..98a77286d0 100644
--- a/core/fpdfapi/font/cpdf_cmap.h
+++ b/core/fpdfapi/font/cpdf_cmap.h
@@ -57,16 +57,33 @@ class CPDF_CMap : public Retainable {
bool IsLoaded() const { return m_bLoaded; }
bool IsVertWriting() const { return m_bVertical; }
+
uint16_t CIDFromCharCode(uint32_t charcode) const;
+
int GetCharSize(uint32_t charcode) const;
uint32_t GetNextChar(const char* pString, int nStrLen, int& offset) const;
int CountChar(const char* pString, int size) const;
int AppendChar(char* str, uint32_t charcode) const;
- private:
- friend class CPDF_CMapParser;
- friend class CPDF_CIDFont;
+ void SetVertical(bool vert) { m_bVertical = vert; }
+ void SetCodingScheme(CodingScheme scheme) { m_CodingScheme = scheme; }
+ void SetMixedFourByteLeadingRanges(std::vector<CodeRange> range) {
+ m_MixedFourByteLeadingRanges = range;
+ }
+ int GetCoding() const { return m_Coding; }
+ const FXCMAP_CMap* GetEmbedMap() const { return m_pEmbedMap; }
+ CIDSet GetCharset() const { return m_Charset; }
+ void SetCharset(CIDSet set) { m_Charset = set; }
+
+ void SetDirectCharcodeToCIDTable(size_t idx, uint16_t val) {
+ m_DirectCharcodeToCIDTable[idx] = val;
+ }
+ bool IsDirectCharcodeToCIDTableIsEmpty() const {
+ return m_DirectCharcodeToCIDTable.empty();
+ }
+
+ private:
CPDF_CMap();
~CPDF_CMap() override;
diff --git a/core/fpdfapi/font/cpdf_cmapparser.cpp b/core/fpdfapi/font/cpdf_cmapparser.cpp
index a5d79776ba..4c74761ec9 100644
--- a/core/fpdfapi/font/cpdf_cmapparser.cpp
+++ b/core/fpdfapi/font/cpdf_cmapparser.cpp
@@ -90,8 +90,8 @@ void CPDF_CMapParser::ParseWord(const ByteStringView& word) {
}
if (EndCode < 0x10000) {
for (uint32_t code = StartCode; code <= EndCode; code++) {
- m_pCMap->m_DirectCharcodeToCIDTable[code] =
- static_cast<uint16_t>(StartCID + code - StartCode);
+ m_pCMap->SetDirectCharcodeToCIDTable(
+ code, static_cast<uint16_t>(StartCID + code - StartCode));
}
} else {
m_AdditionalCharcodeToCIDMappings.push_back(
@@ -101,23 +101,23 @@ void CPDF_CMapParser::ParseWord(const ByteStringView& word) {
} else if (m_Status == 3) {
m_Status = 0;
} else if (m_Status == 4) {
- m_pCMap->m_Charset = CharsetFromOrdering(CMap_GetString(word));
+ m_pCMap->SetCharset(CharsetFromOrdering(CMap_GetString(word)));
m_Status = 0;
} else if (m_Status == 5) {
m_Status = 0;
} else if (m_Status == 6) {
- m_pCMap->m_bVertical = CMap_GetCode(word) != 0;
+ m_pCMap->SetVertical(CMap_GetCode(word) != 0);
m_Status = 0;
} else if (m_Status == 7) {
if (word == "endcodespacerange") {
uint32_t nSegs = pdfium::CollectionSize<uint32_t>(m_CodeRanges);
if (nSegs > 1) {
- m_pCMap->m_CodingScheme = CPDF_CMap::MixedFourBytes;
- m_pCMap->m_MixedFourByteLeadingRanges = m_CodeRanges;
+ m_pCMap->SetCodingScheme(CPDF_CMap::MixedFourBytes);
+ m_pCMap->SetMixedFourByteLeadingRanges(m_CodeRanges);
} else if (nSegs == 1) {
- m_pCMap->m_CodingScheme = (m_CodeRanges[0].m_CharSize == 2)
- ? CPDF_CMap::TwoBytes
- : CPDF_CMap::OneByte;
+ m_pCMap->SetCodingScheme((m_CodeRanges[0].m_CharSize == 2)
+ ? CPDF_CMap::TwoBytes
+ : CPDF_CMap::OneByte);
}
m_Status = 0;
} else {
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-24 10:09:12 +0000