cpvt_fontmap.h revision 4d3acf4ec42bf6e838f9060103aff98fbf170794 
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_FPDFDOC_CPVT_FONTMAP_H_
8#define CORE_FPDFDOC_CPVT_FONTMAP_H_
9
10#include <stdint.h>
11
12#include "core/fpdfdoc/ipvt_fontmap.h"
13#include "core/fxcrt/fx_string.h"
14
15class CPDF_Document;
16class CPDF_Dictionary;
17class CPDF_Font;
18
19class CPVT_FontMap : public IPVT_FontMap {
20 public:
21  CPVT_FontMap(CPDF_Document* pDoc,
22               CPDF_Dictionary* pResDict,
23               CPDF_Font* pDefFont,
24               const CFX_ByteString& sDefFontAlias);
25  ~CPVT_FontMap() override;
26
27  // IPVT_FontMap:
28  CPDF_Font* GetPDFFont(int32_t nFontIndex) override;
29  CFX_ByteString GetPDFFontAlias(int32_t nFontIndex) override;
30  int32_t GetWordFontIndex(uint16_t word,
31                           int32_t charset,
32                           int32_t nFontIndex) override;
33  int32_t CharCodeFromUnicode(int32_t nFontIndex, uint16_t word) override;
34  int32_t CharSetFromUnicode(uint16_t word, int32_t nOldCharset) override;
35
36  static void GetAnnotSysPDFFont(CPDF_Document* pDoc,
37                                 const CPDF_Dictionary* pResDict,
38                                 CPDF_Font*& pSysFont,
39                                 CFX_ByteString& sSysFontAlias);
40
41 private:
42  CPDF_Document* const m_pDocument;
43  const CPDF_Dictionary* const m_pResDict;
44  CPDF_Font* const m_pDefFont;
45  const CFX_ByteString m_sDefFontAlias;
46  CPDF_Font* m_pSysFont;
47  CFX_ByteString m_sSysFontAlias;
48};
49
50#endif  // CORE_FPDFDOC_CPVT_FONTMAP_H_
51