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
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
|
// Copyright 2014 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 XFA_FGAS_FONT_CFGAS_FONTMGR_H_
#define XFA_FGAS_FONT_CFGAS_FONTMGR_H_
#include <deque>
#include <map>
#include <memory>
#include <set>
#include <vector>
#include "core/fxcrt/fx_extension.h"
#include "core/fxcrt/observable.h"
#include "core/fxcrt/retain_ptr.h"
#include "core/fxge/fx_freetype.h"
#include "core/fxge/systemfontinfo_iface.h"
#include "xfa/fgas/font/cfgas_pdffontmgr.h"
class CFGAS_GEFont;
class CFX_FontMapper;
class CFX_FontSourceEnum_File;
#if _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_
struct FX_FONTMATCHPARAMS {
const wchar_t* pwsFamily;
uint32_t dwFontStyles;
uint32_t dwUSB;
bool matchParagraphStyle;
wchar_t wUnicode;
uint16_t wCodePage;
};
struct FX_FONTSIGNATURE {
uint32_t fsUsb[4];
uint32_t fsCsb[2];
};
inline bool operator==(const FX_FONTSIGNATURE& left,
const FX_FONTSIGNATURE& right) {
return left.fsUsb[0] == right.fsUsb[0] && left.fsUsb[1] == right.fsUsb[1] &&
left.fsUsb[2] == right.fsUsb[2] && left.fsUsb[3] == right.fsUsb[3] &&
left.fsCsb[0] == right.fsCsb[0] && left.fsCsb[1] == right.fsCsb[1];
}
struct FX_FONTDESCRIPTOR {
wchar_t wsFontFace[32];
uint32_t dwFontStyles;
uint8_t uCharSet;
FX_FONTSIGNATURE FontSignature;
};
inline bool operator==(const FX_FONTDESCRIPTOR& left,
const FX_FONTDESCRIPTOR& right) {
return left.uCharSet == right.uCharSet &&
left.dwFontStyles == right.dwFontStyles &&
left.FontSignature == right.FontSignature &&
wcscmp(left.wsFontFace, right.wsFontFace) == 0;
}
#else // _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_
class CFX_FontDescriptor {
public:
CFX_FontDescriptor();
~CFX_FontDescriptor();
int32_t m_nFaceIndex;
uint32_t m_dwFontStyles;
WideString m_wsFaceName;
std::vector<WideString> m_wsFamilyNames;
uint32_t m_dwUsb[4];
uint32_t m_dwCsb[2];
};
class CFX_FontDescriptorInfo {
public:
CFX_FontDescriptor* pFont;
int32_t nPenalty;
bool operator>(const CFX_FontDescriptorInfo& other) const {
return nPenalty > other.nPenalty;
}
bool operator<(const CFX_FontDescriptorInfo& other) const {
return nPenalty < other.nPenalty;
}
bool operator==(const CFX_FontDescriptorInfo& other) const {
return nPenalty == other.nPenalty;
}
};
#endif // _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_
class CFGAS_FontMgr final : public Observable<CFGAS_FontMgr> {
public:
CFGAS_FontMgr();
~CFGAS_FontMgr();
RetainPtr<CFGAS_GEFont> GetFontByCodePage(uint16_t wCodePage,
uint32_t dwFontStyles,
const wchar_t* pszFontFamily);
RetainPtr<CFGAS_GEFont> GetFontByUnicode(wchar_t wUnicode,
uint32_t dwFontStyles,
const wchar_t* pszFontFamily);
RetainPtr<CFGAS_GEFont> LoadFont(const wchar_t* pszFontFamily,
uint32_t dwFontStyles,
uint16_t wCodePage);
void RemoveFont(const RetainPtr<CFGAS_GEFont>& pFont);
bool EnumFonts();
private:
#if _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_
const FX_FONTDESCRIPTOR* FindFont(const wchar_t* pszFontFamily,
uint32_t dwFontStyles,
bool matchParagraphStyle,
uint16_t wCodePage,
uint32_t dwUSB,
wchar_t wUnicode);
#else // _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_
bool EnumFontsFromFontMapper();
bool EnumFontsFromFiles();
void RegisterFace(FXFT_Face pFace, const WideString* pFaceName);
void RegisterFaces(const RetainPtr<IFX_SeekableReadStream>& pFontStream,
const WideString* pFaceName);
void MatchFonts(std::vector<CFX_FontDescriptorInfo>* MatchedFonts,
uint16_t wCodePage,
uint32_t dwFontStyles,
const WideString& FontName,
wchar_t wcUnicode);
RetainPtr<CFGAS_GEFont> LoadFontInternal(const WideString& wsFaceName,
int32_t iFaceIndex);
#endif // _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_
std::map<uint32_t, std::vector<RetainPtr<CFGAS_GEFont>>> m_Hash2Fonts;
#if _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_
std::deque<FX_FONTDESCRIPTOR> m_FontFaces;
#else
std::unique_ptr<CFX_FontSourceEnum_File> m_pFontSource;
std::vector<std::unique_ptr<CFX_FontDescriptor>> m_InstalledFonts;
std::map<uint32_t, std::unique_ptr<std::vector<CFX_FontDescriptorInfo>>>
m_Hash2CandidateList;
std::map<RetainPtr<CFGAS_GEFont>, RetainPtr<IFX_SeekableReadStream>>
m_IFXFont2FileRead;
std::set<wchar_t> m_FailedUnicodesSet;
#endif // _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_
};
#endif // XFA_FGAS_FONT_CFGAS_FONTMGR_H_
|
