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1 // Copyright 2016 PDFium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | |
6 | |
7 #ifndef CORE_FPDFAPI_FPDF_FONT_CPDF_TYPE3FONT_H_ | |
8 #define CORE_FPDFAPI_FPDF_FONT_CPDF_TYPE3FONT_H_ | |
9 | |
10 #include <map> | |
11 #include <memory> | |
12 | |
13 #include "core/fpdfapi/fpdf_font/cpdf_simplefont.h" | |
14 #include "core/fxcrt/fx_coordinates.h" | |
15 #include "core/fxcrt/fx_system.h" | |
16 | |
17 class CPDF_Dictionary; | |
18 class CPDF_Type3Char; | |
19 | |
20 class CPDF_Type3Font : public CPDF_SimpleFont { | |
21 public: | |
22 CPDF_Type3Font(); | |
23 ~CPDF_Type3Font() override; | |
24 | |
25 // CPDF_Font: | |
26 bool IsType3Font() const override; | |
27 const CPDF_Type3Font* AsType3Font() const override; | |
28 CPDF_Type3Font* AsType3Font() override; | |
29 int GetCharWidthF(uint32_t charcode) override; | |
30 FX_RECT GetCharBBox(uint32_t charcode) override; | |
31 | |
32 void SetPageResources(CPDF_Dictionary* pResources) { | |
33 m_pPageResources = pResources; | |
34 } | |
35 CPDF_Type3Char* LoadChar(uint32_t charcode); | |
36 void CheckType3FontMetrics(); | |
37 | |
38 CFX_Matrix& GetFontMatrix() { return m_FontMatrix; } | |
39 | |
40 protected: | |
41 CFX_Matrix m_FontMatrix; | |
42 | |
43 private: | |
44 // CPDF_Font: | |
45 bool Load() override; | |
46 | |
47 // CPDF_SimpleFont: | |
48 void LoadGlyphMap() override {} | |
49 | |
50 int m_CharWidthL[256]; | |
51 CPDF_Dictionary* m_pCharProcs; | |
52 CPDF_Dictionary* m_pPageResources; | |
53 CPDF_Dictionary* m_pFontResources; | |
54 std::map<uint32_t, std::unique_ptr<CPDF_Type3Char>> m_CacheMap; | |
55 // The depth char loading is in, to avoid recurive calling LoadChar(). | |
56 int m_CharLoadingDepth; | |
57 }; | |
58 | |
59 #endif // CORE_FPDFAPI_FPDF_FONT_CPDF_TYPE3FONT_H_ | |
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