summaryrefslogtreecommitdiff
path: root/core/include/fpdfapi/cpdf_document.h
blob: bba89c822cb8401cedec805fbe913547435fd905 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
// Copyright 2016 PDFium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com

#ifndef CORE_INCLUDE_FPDFAPI_CPDF_DOCUMENT_H_
#define CORE_INCLUDE_FPDFAPI_CPDF_DOCUMENT_H_

#include "core/include/fpdfapi/fpdf_objects.h"
#include "core/include/fxcrt/fx_basic.h"

class CFX_Font;
class CPDF_ColorSpace;
class CPDF_DocPageData;
class CPDF_DocRenderData;
class CPDF_Font;
class CPDF_FontEncoding;
class CPDF_IccProfile;
class CPDF_Image;
class CPDF_Pattern;

class CPDF_Document : public CFX_PrivateData, public CPDF_IndirectObjectHolder {
 public:
  CPDF_Document();
  explicit CPDF_Document(CPDF_Parser* pParser);
  ~CPDF_Document();

  CPDF_Parser* GetParser() const { return m_pParser; }
  CPDF_Dictionary* GetRoot() const { return m_pRootDict; }
  CPDF_Dictionary* GetInfo() const { return m_pInfoDict; }

  void GetID(CFX_ByteString& id1, CFX_ByteString& id2) const {
    id1 = m_ID1;
    id2 = m_ID2;
  }

  int GetPageCount() const;
  CPDF_Dictionary* GetPage(int iPage);
  int GetPageIndex(FX_DWORD objnum);
  FX_DWORD GetUserPermissions(FX_BOOL bCheckRevision = FALSE) const;
  CPDF_DocPageData* GetPageData() { return GetValidatePageData(); }
  void ClearPageData();
  void RemoveColorSpaceFromPageData(CPDF_Object* pObject);

  CPDF_DocRenderData* GetRenderData() { return GetValidateRenderData(); }
  void ClearRenderData();
  void ClearRenderFont();

  FX_BOOL IsFormStream(FX_DWORD objnum, FX_BOOL& bForm) const;

  // |pFontDict| must not be null.
  CPDF_Font* LoadFont(CPDF_Dictionary* pFontDict);
  CPDF_ColorSpace* LoadColorSpace(CPDF_Object* pCSObj,
                                  CPDF_Dictionary* pResources = NULL);

  CPDF_Pattern* LoadPattern(CPDF_Object* pObj,
                            FX_BOOL bShading,
                            const CFX_Matrix* matrix = NULL);

  CPDF_Image* LoadImageF(CPDF_Object* pObj);
  CPDF_StreamAcc* LoadFontFile(CPDF_Stream* pStream);
  CPDF_IccProfile* LoadIccProfile(CPDF_Stream* pStream);

#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_

  CPDF_Font* AddWindowsFont(LOGFONTA* pLogFont,
                            FX_BOOL bVert,
                            FX_BOOL bTranslateName = FALSE);
  CPDF_Font* AddWindowsFont(LOGFONTW* pLogFont,
                            FX_BOOL bVert,
                            FX_BOOL bTranslateName = FALSE);
#endif
#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
  CPDF_Font* AddMacFont(CTFontRef pFont,
                        FX_BOOL bVert,
                        FX_BOOL bTranslateName = FALSE);
#endif

  CPDF_Font* AddStandardFont(const FX_CHAR* font, CPDF_FontEncoding* pEncoding);
  CPDF_Font* AddFont(CFX_Font* pFont, int charset, FX_BOOL bVert);
  void CreateNewDoc();

  CPDF_Dictionary* CreateNewPage(int iPage);
  void DeletePage(int iPage);

  void LoadDoc();
  void LoadAsynDoc(CPDF_Dictionary* pLinearized);
  void LoadPages();

 protected:
  // Retrieve page count information by getting count value from the tree nodes
  // or walking through the tree nodes to calculate it.
  int RetrievePageCount() const;
  CPDF_Dictionary* _FindPDFPage(CPDF_Dictionary* pPages,
                                int iPage,
                                int nPagesToGo,
                                int level);
  int _FindPageIndex(CPDF_Dictionary* pNode,
                     FX_DWORD& skip_count,
                     FX_DWORD objnum,
                     int& index,
                     int level = 0);
  FX_BOOL CheckOCGVisible(CPDF_Dictionary* pOCG, FX_BOOL bPrinting);
  CPDF_DocPageData* GetValidatePageData();
  CPDF_DocRenderData* GetValidateRenderData();
  friend class CPDF_Creator;
  friend class CPDF_Parser;
  friend class CPDF_DataAvail;
  friend class CPDF_OCContext;

  CPDF_Dictionary* m_pRootDict;
  CPDF_Dictionary* m_pInfoDict;
  CFX_ByteString m_ID1;
  CFX_ByteString m_ID2;
  FX_BOOL m_bLinearized;
  FX_DWORD m_dwFirstPageNo;
  FX_DWORD m_dwFirstPageObjNum;
  CFX_DWordArray m_PageList;
  CPDF_DocPageData* m_pDocPage;
  CPDF_DocRenderData* m_pDocRender;
};

#endif  // CORE_INCLUDE_FPDFAPI_CPDF_DOCUMENT_H_