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1 // Copyright 2016 PDFium Authors. All rights reserved. | 1 // Copyright 2016 PDFium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
6 | 6 |
7 #ifndef CORE_FPDFAPI_FPDF_FONT_INCLUDE_CPDF_FONT_H_ | 7 #ifndef CORE_FPDFAPI_FPDF_FONT_INCLUDE_CPDF_FONT_H_ |
8 #define CORE_FPDFAPI_FPDF_FONT_INCLUDE_CPDF_FONT_H_ | 8 #define CORE_FPDFAPI_FPDF_FONT_INCLUDE_CPDF_FONT_H_ |
9 | 9 |
10 #include "core/fxcrt/include/fx_string.h" | 10 #include "core/fxcrt/include/fx_string.h" |
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32 class CPDF_Type1Font; | 32 class CPDF_Type1Font; |
33 class CPDF_Type3Font; | 33 class CPDF_Type3Font; |
34 class CPDF_ToUnicodeMap; | 34 class CPDF_ToUnicodeMap; |
35 | 35 |
36 class CPDF_Font { | 36 class CPDF_Font { |
37 public: | 37 public: |
38 static CPDF_Font* CreateFontF(CPDF_Document* pDoc, | 38 static CPDF_Font* CreateFontF(CPDF_Document* pDoc, |
39 CPDF_Dictionary* pFontDict); | 39 CPDF_Dictionary* pFontDict); |
40 static CPDF_Font* GetStockFont(CPDF_Document* pDoc, | 40 static CPDF_Font* GetStockFont(CPDF_Document* pDoc, |
41 const CFX_ByteStringC& fontname); | 41 const CFX_ByteStringC& fontname); |
42 static const FX_DWORD kInvalidCharCode = static_cast<FX_DWORD>(-1); | 42 static const uint32_t kInvalidCharCode = static_cast<uint32_t>(-1); |
43 | 43 |
44 virtual ~CPDF_Font(); | 44 virtual ~CPDF_Font(); |
45 | 45 |
46 virtual bool IsType1Font() const; | 46 virtual bool IsType1Font() const; |
47 virtual bool IsTrueTypeFont() const; | 47 virtual bool IsTrueTypeFont() const; |
48 virtual bool IsType3Font() const; | 48 virtual bool IsType3Font() const; |
49 virtual bool IsCIDFont() const; | 49 virtual bool IsCIDFont() const; |
50 virtual const CPDF_Type1Font* AsType1Font() const; | 50 virtual const CPDF_Type1Font* AsType1Font() const; |
51 virtual CPDF_Type1Font* AsType1Font(); | 51 virtual CPDF_Type1Font* AsType1Font(); |
52 virtual const CPDF_TrueTypeFont* AsTrueTypeFont() const; | 52 virtual const CPDF_TrueTypeFont* AsTrueTypeFont() const; |
53 virtual CPDF_TrueTypeFont* AsTrueTypeFont(); | 53 virtual CPDF_TrueTypeFont* AsTrueTypeFont(); |
54 virtual const CPDF_Type3Font* AsType3Font() const; | 54 virtual const CPDF_Type3Font* AsType3Font() const; |
55 virtual CPDF_Type3Font* AsType3Font(); | 55 virtual CPDF_Type3Font* AsType3Font(); |
56 virtual const CPDF_CIDFont* AsCIDFont() const; | 56 virtual const CPDF_CIDFont* AsCIDFont() const; |
57 virtual CPDF_CIDFont* AsCIDFont(); | 57 virtual CPDF_CIDFont* AsCIDFont(); |
58 | 58 |
59 virtual FX_BOOL IsVertWriting() const; | 59 virtual FX_BOOL IsVertWriting() const; |
60 virtual FX_BOOL IsUnicodeCompatible() const; | 60 virtual FX_BOOL IsUnicodeCompatible() const; |
61 virtual FX_DWORD GetNextChar(const FX_CHAR* pString, | 61 virtual uint32_t GetNextChar(const FX_CHAR* pString, |
62 int nStrLen, | 62 int nStrLen, |
63 int& offset) const; | 63 int& offset) const; |
64 virtual int CountChar(const FX_CHAR* pString, int size) const; | 64 virtual int CountChar(const FX_CHAR* pString, int size) const; |
65 virtual int AppendChar(FX_CHAR* buf, FX_DWORD charcode) const; | 65 virtual int AppendChar(FX_CHAR* buf, uint32_t charcode) const; |
66 virtual int GetCharSize(FX_DWORD charcode) const; | 66 virtual int GetCharSize(uint32_t charcode) const; |
67 virtual int GlyphFromCharCode(FX_DWORD charcode, | 67 virtual int GlyphFromCharCode(uint32_t charcode, |
68 FX_BOOL* pVertGlyph = nullptr); | 68 FX_BOOL* pVertGlyph = nullptr); |
69 virtual int GlyphFromCharCodeExt(FX_DWORD charcode); | 69 virtual int GlyphFromCharCodeExt(uint32_t charcode); |
70 virtual CFX_WideString UnicodeFromCharCode(FX_DWORD charcode) const; | 70 virtual CFX_WideString UnicodeFromCharCode(uint32_t charcode) const; |
71 virtual FX_DWORD CharCodeFromUnicode(FX_WCHAR Unicode) const; | 71 virtual uint32_t CharCodeFromUnicode(FX_WCHAR Unicode) const; |
72 | 72 |
73 const CFX_ByteString& GetBaseFont() const { return m_BaseFont; } | 73 const CFX_ByteString& GetBaseFont() const { return m_BaseFont; } |
74 const CFX_SubstFont* GetSubstFont() const { return m_Font.GetSubstFont(); } | 74 const CFX_SubstFont* GetSubstFont() const { return m_Font.GetSubstFont(); } |
75 FX_DWORD GetFlags() const { return m_Flags; } | 75 uint32_t GetFlags() const { return m_Flags; } |
76 FX_BOOL IsEmbedded() const { return IsType3Font() || m_pFontFile != nullptr; } | 76 FX_BOOL IsEmbedded() const { return IsType3Font() || m_pFontFile != nullptr; } |
77 CPDF_StreamAcc* GetFontFile() const { return m_pFontFile; } | 77 CPDF_StreamAcc* GetFontFile() const { return m_pFontFile; } |
78 CPDF_Dictionary* GetFontDict() const { return m_pFontDict; } | 78 CPDF_Dictionary* GetFontDict() const { return m_pFontDict; } |
79 FX_BOOL IsStandardFont() const; | 79 FX_BOOL IsStandardFont() const; |
80 FXFT_Face GetFace() const { return m_Font.GetFace(); } | 80 FXFT_Face GetFace() const { return m_Font.GetFace(); } |
81 void AppendChar(CFX_ByteString& str, FX_DWORD charcode) const; | 81 void AppendChar(CFX_ByteString& str, uint32_t charcode) const; |
82 | 82 |
83 void GetFontBBox(FX_RECT& rect) const { rect = m_FontBBox; } | 83 void GetFontBBox(FX_RECT& rect) const { rect = m_FontBBox; } |
84 int GetTypeAscent() const { return m_Ascent; } | 84 int GetTypeAscent() const { return m_Ascent; } |
85 int GetTypeDescent() const { return m_Descent; } | 85 int GetTypeDescent() const { return m_Descent; } |
86 int GetItalicAngle() const { return m_ItalicAngle; } | 86 int GetItalicAngle() const { return m_ItalicAngle; } |
87 int GetStemV() const { return m_StemV; } | 87 int GetStemV() const { return m_StemV; } |
88 int GetStringWidth(const FX_CHAR* pString, int size); | 88 int GetStringWidth(const FX_CHAR* pString, int size); |
89 | 89 |
90 virtual int GetCharWidthF(FX_DWORD charcode, int level = 0) = 0; | 90 virtual int GetCharWidthF(uint32_t charcode, int level = 0) = 0; |
91 virtual FX_RECT GetCharBBox(FX_DWORD charcode, int level = 0) = 0; | 91 virtual FX_RECT GetCharBBox(uint32_t charcode, int level = 0) = 0; |
92 | 92 |
93 CPDF_Document* m_pDocument; | 93 CPDF_Document* m_pDocument; |
94 CFX_Font m_Font; | 94 CFX_Font m_Font; |
95 | 95 |
96 protected: | 96 protected: |
97 CPDF_Font(); | 97 CPDF_Font(); |
98 | 98 |
99 virtual FX_BOOL Load() = 0; | 99 virtual FX_BOOL Load() = 0; |
100 | 100 |
101 FX_BOOL Initialize(); | 101 FX_BOOL Initialize(); |
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119 FX_BOOL m_bToUnicodeLoaded; | 119 FX_BOOL m_bToUnicodeLoaded; |
120 int m_Flags; | 120 int m_Flags; |
121 FX_RECT m_FontBBox; | 121 FX_RECT m_FontBBox; |
122 int m_StemV; | 122 int m_StemV; |
123 int m_Ascent; | 123 int m_Ascent; |
124 int m_Descent; | 124 int m_Descent; |
125 int m_ItalicAngle; | 125 int m_ItalicAngle; |
126 }; | 126 }; |
127 | 127 |
128 #endif // CORE_FPDFAPI_FPDF_FONT_INCLUDE_CPDF_FONT_H_ | 128 #endif // CORE_FPDFAPI_FPDF_FONT_INCLUDE_CPDF_FONT_H_ |
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