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1 // Copyright 2014 PDFium Authors. All rights reserved. | 1 // Copyright 2014 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_INCLUDE_FXCRT_FX_UCD_H_ | 7 #ifndef CORE_INCLUDE_FXCRT_FX_UCD_H_ |
8 #define CORE_INCLUDE_FXCRT_FX_UCD_H_ | 8 #define CORE_INCLUDE_FXCRT_FX_UCD_H_ |
9 | 9 |
10 #include "fx_system.h" | 10 #include "fx_system.h" |
11 | 11 |
12 enum FX_CHARBREAKPROP { | |
13 FX_CBP_OP = 0, | |
14 FX_CBP_CL = 1, | |
15 FX_CBP_QU = 2, | |
16 FX_CBP_GL = 3, | |
17 FX_CBP_NS = 4, | |
18 FX_CBP_EX = 5, | |
19 FX_CBP_SY = 6, | |
20 FX_CBP_IS = 7, | |
21 FX_CBP_PR = 8, | |
22 FX_CBP_PO = 9, | |
23 FX_CBP_NU = 10, | |
24 FX_CBP_AL = 11, | |
25 FX_CBP_ID = 12, | |
26 FX_CBP_IN = 13, | |
27 FX_CBP_HY = 14, | |
28 FX_CBP_BA = 15, | |
29 FX_CBP_BB = 16, | |
30 FX_CBP_B2 = 17, | |
31 FX_CBP_ZW = 18, | |
32 FX_CBP_CM = 19, | |
33 FX_CBP_WJ = 20, | |
34 FX_CBP_H2 = 21, | |
35 FX_CBP_H3 = 22, | |
36 FX_CBP_JL = 23, | |
37 FX_CBP_JV = 24, | |
38 FX_CBP_JT = 25, | |
39 | |
40 FX_CBP_BK = 26, | |
41 FX_CBP_CR = 27, | |
42 FX_CBP_LF = 28, | |
43 FX_CBP_NL = 29, | |
44 FX_CBP_SA = 30, | |
45 FX_CBP_SG = 31, | |
46 FX_CBP_CB = 32, | |
47 FX_CBP_XX = 33, | |
48 FX_CBP_AI = 34, | |
49 FX_CBP_SP = 35, | |
50 FX_CBP_TB = 37, | |
51 FX_CBP_NONE = 36, | |
52 }; | |
53 #define FX_BIDICLASSBITS 6 | 12 #define FX_BIDICLASSBITS 6 |
54 #define FX_BIDICLASSBITSMASK (31 << FX_BIDICLASSBITS) | 13 #define FX_BIDICLASSBITSMASK (31 << FX_BIDICLASSBITS) |
55 enum FX_BIDICLASS { | 14 enum FX_BIDICLASS { |
56 FX_BIDICLASS_ON = 0, | 15 FX_BIDICLASS_ON = 0, // Other Neutral |
57 FX_BIDICLASS_L = 1, | 16 FX_BIDICLASS_L = 1, // Left Letter |
58 FX_BIDICLASS_R = 2, | 17 FX_BIDICLASS_R = 2, // Right Letter |
59 FX_BIDICLASS_AN = 3, | 18 FX_BIDICLASS_AN = 3, // Arabic Number |
60 FX_BIDICLASS_EN = 4, | 19 FX_BIDICLASS_EN = 4, // European Number |
61 FX_BIDICLASS_AL = 5, | 20 FX_BIDICLASS_AL = 5, // Arabic Letter |
62 FX_BIDICLASS_NSM = 6, | 21 FX_BIDICLASS_NSM = 6, // Non-spacing Mark |
63 FX_BIDICLASS_CS = 7, | 22 FX_BIDICLASS_CS = 7, // Common Number Separator |
64 FX_BIDICLASS_ES = 8, | 23 FX_BIDICLASS_ES = 8, // European Separator |
65 FX_BIDICLASS_ET = 9, | 24 FX_BIDICLASS_ET = 9, // European Number Terminator |
66 FX_BIDICLASS_BN = 10, | 25 FX_BIDICLASS_BN = 10, // Boundary Neutral |
67 FX_BIDICLASS_S = 11, | 26 FX_BIDICLASS_S = 11, // Segment Separator |
68 FX_BIDICLASS_WS = 12, | 27 FX_BIDICLASS_WS = 12, // Whitespace |
69 FX_BIDICLASS_B = 13, | 28 FX_BIDICLASS_B = 13, // Paragraph Separator |
70 FX_BIDICLASS_RLO = 14, | 29 FX_BIDICLASS_RLO = 14, // Right-to-Left Override |
71 FX_BIDICLASS_RLE = 15, | 30 FX_BIDICLASS_RLE = 15, // Right-to-Left Embedding |
72 FX_BIDICLASS_LRO = 16, | 31 FX_BIDICLASS_LRO = 16, // Left-to-Right Override |
73 FX_BIDICLASS_LRE = 17, | 32 FX_BIDICLASS_LRE = 17, // Left-to-Right Embedding |
74 FX_BIDICLASS_PDF = 18, | 33 FX_BIDICLASS_PDF = 18, // Pop Directional Format |
75 FX_BIDICLASS_N = FX_BIDICLASS_ON, | 34 FX_BIDICLASS_N = FX_BIDICLASS_ON, |
76 }; | 35 }; |
77 #define FX_CHARTYPEBITS 11 | 36 |
78 #define FX_CHARTYPEBITSMASK (15 << FX_CHARTYPEBITS) | 37 extern const FX_DWORD kTextLayoutCodeProperties[]; |
79 enum FX_CHARTYPE { | 38 extern const size_t kTextLayoutCodePropertiesSize; |
80 FX_CHARTYPE_Unknown = 0, | 39 |
81 FX_CHARTYPE_Tab = (1 << FX_CHARTYPEBITS), | 40 extern const FX_WCHAR kFXTextLayoutVerticalMirror[]; |
82 FX_CHARTYPE_Space = (2 << FX_CHARTYPEBITS), | 41 extern const size_t kFXTextLayoutVerticalMirrorSize; |
83 FX_CHARTYPE_Control = (3 << FX_CHARTYPEBITS), | 42 |
84 FX_CHARTYPE_Combination = (4 << FX_CHARTYPEBITS), | 43 extern const FX_WCHAR kFXTextLayoutBidiMirror[]; |
85 FX_CHARTYPE_Numeric = (5 << FX_CHARTYPEBITS), | 44 extern const size_t kFXTextLayoutBidiMirrorSize; |
86 FX_CHARTYPE_Normal = (6 << FX_CHARTYPEBITS), | 45 |
87 FX_CHARTYPE_ArabicAlef = (7 << FX_CHARTYPEBITS), | |
88 FX_CHARTYPE_ArabicSpecial = (8 << FX_CHARTYPEBITS), | |
89 FX_CHARTYPE_ArabicDistortion = (9 << FX_CHARTYPEBITS), | |
90 FX_CHARTYPE_ArabicNormal = (10 << FX_CHARTYPEBITS), | |
91 FX_CHARTYPE_ArabicForm = (11 << FX_CHARTYPEBITS), | |
92 FX_CHARTYPE_Arabic = (12 << FX_CHARTYPEBITS), | |
93 }; | |
94 FX_DWORD FX_GetUnicodeProperties(FX_WCHAR wch); | 46 FX_DWORD FX_GetUnicodeProperties(FX_WCHAR wch); |
95 FX_BOOL FX_IsCtrlCode(FX_WCHAR ch); | |
96 FX_BOOL FX_IsRotationCode(FX_WCHAR ch); | |
97 FX_BOOL FX_IsCombinationChar(FX_WCHAR wch); | |
98 FX_BOOL FX_IsBidiChar(FX_WCHAR wch); | |
99 FX_WCHAR FX_GetMirrorChar(FX_WCHAR wch, FX_BOOL bRTL, FX_BOOL bVertical); | 47 FX_WCHAR FX_GetMirrorChar(FX_WCHAR wch, FX_BOOL bRTL, FX_BOOL bVertical); |
100 FX_WCHAR FX_GetMirrorChar(FX_WCHAR wch, | |
101 FX_DWORD dwProps, | |
102 FX_BOOL bRTL, | |
103 FX_BOOL bVertical); | |
104 | 48 |
105 #endif // CORE_INCLUDE_FXCRT_FX_UCD_H_ | 49 #endif // CORE_INCLUDE_FXCRT_FX_UCD_H_ |
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