diff options
Diffstat (limited to 'core/include/fpdfapi/fpdf_resource.h')
| -rw-r--r-- | core/include/fpdfapi/fpdf_resource.h | 141 |
1 files changed, 59 insertions, 82 deletions
diff --git a/core/include/fpdfapi/fpdf_resource.h b/core/include/fpdfapi/fpdf_resource.h index 54e1c97ee7..3050985567 100644 --- a/core/include/fpdfapi/fpdf_resource.h +++ b/core/include/fpdfapi/fpdf_resource.h @@ -164,11 +164,13 @@ public: return m_Font.GetFace(); } - - - virtual FX_DWORD GetNextChar(FX_LPCSTR pString, int& offset) const + virtual FX_DWORD GetNextChar(FX_LPCSTR pString, int nStrLen, int& offset) const { - return (FX_BYTE)pString[offset++]; + if (offset < 0 || nStrLen < 1) { + return 0; + } + FX_BYTE ch = offset < nStrLen ? pString[offset++] : pString[nStrLen-1]; + return static_cast<FX_DWORD>(ch); } virtual int CountChar(FX_LPCSTR pString, int size) const @@ -512,99 +514,74 @@ public: virtual ~CPDF_CIDFont(); - FX_BOOL LoadGB2312(); - virtual int GlyphFromCharCode(FX_DWORD charcode, FX_BOOL *pVertGlyph = NULL); - virtual int GetCharWidthF(FX_DWORD charcode, int level = 0); - virtual void GetCharBBox(FX_DWORD charcode, FX_RECT& rect, int level = 0); - - FX_WORD CIDFromCharCode(FX_DWORD charcode) const; + FX_BOOL LoadGB2312(); + virtual int GlyphFromCharCode(FX_DWORD charcode, FX_BOOL *pVertGlyph = NULL); + virtual int GetCharWidthF(FX_DWORD charcode, int level = 0); + virtual void GetCharBBox(FX_DWORD charcode, FX_RECT& rect, int level = 0); + FX_WORD CIDFromCharCode(FX_DWORD charcode) const; - FX_BOOL IsTrueType() + FX_BOOL IsTrueType() { return !m_bType1; } + virtual FX_DWORD GetNextChar(const FX_LPCSTR pString, int nStrLen, int& offset) const override; + virtual int CountChar(const FX_LPCSTR pString, int size) const; + virtual int AppendChar(FX_LPSTR str, FX_DWORD charcode) const; + virtual int GetCharSize(FX_DWORD charcode) const; - virtual FX_DWORD GetNextChar(const FX_CHAR* pString, int& offset) const; - virtual int CountChar(const FX_CHAR* pString, int size) const; - virtual int AppendChar(FX_LPSTR str, FX_DWORD charcode) const; - virtual int GetCharSize(FX_DWORD charcode) const; - - - int GetCharset() const + int GetCharset() const { return m_Charset; } - FX_LPCBYTE GetCIDTransform(FX_WORD CID) const; - - + FX_LPCBYTE GetCIDTransform(FX_WORD CID) const; + virtual FX_BOOL IsVertWriting() const; + short GetVertWidth(FX_WORD CID) const; + void GetVertOrigin(FX_WORD CID, short& vx, short& vy) const; + virtual FX_BOOL IsUnicodeCompatible() const; + virtual FX_BOOL IsFontStyleFromCharCode(FX_DWORD charcode) const; - virtual FX_BOOL IsVertWriting() const; - - short GetVertWidth(FX_WORD CID) const; - - void GetVertOrigin(FX_WORD CID, short& vx, short& vy) const; - - virtual FX_BOOL IsUnicodeCompatible() const; - virtual FX_BOOL IsFontStyleFromCharCode(FX_DWORD charcode) const; protected: - friend class CPDF_Font; - virtual FX_BOOL _Load(); - virtual FX_WCHAR _UnicodeFromCharCode(FX_DWORD charcode) const; - virtual FX_DWORD _CharCodeFromUnicode(FX_WCHAR Unicode) const; - int GetGlyphIndex(FX_DWORD unicodeb, FX_BOOL *pVertGlyph); - - CPDF_CMap* m_pCMap; - - CPDF_CMap* m_pAllocatedCMap; - - CPDF_CID2UnicodeMap* m_pCID2UnicodeMap; - - int m_Charset; - - FX_BOOL m_bType1; - - CPDF_StreamAcc* m_pCIDToGIDMap; - FX_BOOL m_bCIDIsGID; - - - - FX_WORD m_DefaultWidth; - - FX_WORD* m_pAnsiWidths; - - FX_SMALL_RECT m_CharBBox[256]; - - CFX_DWordArray m_WidthList; - - short m_DefaultVY; - - short m_DefaultW1; - - CFX_DWordArray m_VertMetrics; - - - void LoadMetricsArray(CPDF_Array* pArray, CFX_DWordArray& result, int nElements); - - void LoadSubstFont(); + friend class CPDF_Font; + virtual FX_BOOL _Load(); + virtual FX_WCHAR _UnicodeFromCharCode(FX_DWORD charcode) const; + virtual FX_DWORD _CharCodeFromUnicode(FX_WCHAR Unicode) const; + int GetGlyphIndex(FX_DWORD unicodeb, FX_BOOL *pVertGlyph); + + CPDF_CMap* m_pCMap; + CPDF_CMap* m_pAllocatedCMap; + CPDF_CID2UnicodeMap* m_pCID2UnicodeMap; + int m_Charset; + FX_BOOL m_bType1; + CPDF_StreamAcc* m_pCIDToGIDMap; + FX_BOOL m_bCIDIsGID; + FX_WORD m_DefaultWidth; + FX_WORD* m_pAnsiWidths; + FX_SMALL_RECT m_CharBBox[256]; + CFX_DWordArray m_WidthList; + short m_DefaultVY; + short m_DefaultW1; + CFX_DWordArray m_VertMetrics; + + void LoadMetricsArray(CPDF_Array* pArray, CFX_DWordArray& result, int nElements); + void LoadSubstFont(); FX_BOOL m_bAdobeCourierStd; - - CFX_CTTGSUBTable* m_pTTGSUBTable; + CFX_CTTGSUBTable* m_pTTGSUBTable; }; -#define PDFCS_DEVICEGRAY 1 - -#define PDFCS_DEVICERGB 2 -#define PDFCS_DEVICECMYK 3 -#define PDFCS_CALGRAY 4 -#define PDFCS_CALRGB 5 -#define PDFCS_LAB 6 -#define PDFCS_ICCBASED 7 -#define PDFCS_SEPARATION 8 -#define PDFCS_DEVICEN 9 -#define PDFCS_INDEXED 10 -#define PDFCS_PATTERN 11 + +#define PDFCS_DEVICEGRAY 1 +#define PDFCS_DEVICERGB 2 +#define PDFCS_DEVICECMYK 3 +#define PDFCS_CALGRAY 4 +#define PDFCS_CALRGB 5 +#define PDFCS_LAB 6 +#define PDFCS_ICCBASED 7 +#define PDFCS_SEPARATION 8 +#define PDFCS_DEVICEN 9 +#define PDFCS_INDEXED 10 +#define PDFCS_PATTERN 11 class CPDF_ColorSpace : public CFX_Object { public: |