core/include/fxcrt/fx_ucd.h

   1 // Copyright 2014 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 _FX_UNICODE_
   8 #define _FX_UNICODE_
   9 enum FX_CHARBREAKPROP {
  10     FX_CBP_OP = 0,
  11     FX_CBP_CL = 1,
  12     FX_CBP_QU = 2,
  13     FX_CBP_GL = 3,
  14     FX_CBP_NS = 4,
  15     FX_CBP_EX = 5,
  16     FX_CBP_SY = 6,
  17     FX_CBP_IS = 7,
  18     FX_CBP_PR = 8,
  19     FX_CBP_PO = 9,
  20     FX_CBP_NU = 10,
  21     FX_CBP_AL = 11,
  22     FX_CBP_ID = 12,
  23     FX_CBP_IN = 13,
  24     FX_CBP_HY = 14,
  25     FX_CBP_BA = 15,
  26     FX_CBP_BB = 16,
  27     FX_CBP_B2 = 17,
  28     FX_CBP_ZW = 18,
  29     FX_CBP_CM = 19,
  30     FX_CBP_WJ = 20,
  31     FX_CBP_H2 = 21,
  32     FX_CBP_H3 = 22,
  33     FX_CBP_JL = 23,
  34     FX_CBP_JV = 24,
  35     FX_CBP_JT = 25,
  36
  37     FX_CBP_BK = 26,
  38     FX_CBP_CR = 27,
  39     FX_CBP_LF = 28,
  40     FX_CBP_NL = 29,
  41     FX_CBP_SA = 30,
  42     FX_CBP_SG = 31,
  43     FX_CBP_CB = 32,
  44     FX_CBP_XX = 33,
  45     FX_CBP_AI = 34,
  46     FX_CBP_SP = 35,
  47     FX_CBP_TB = 37,
  48     FX_CBP_NONE = 36,
  49 };
  50 #define FX_BIDICLASSBITS                6
  51 #define FX_BIDICLASSBITSMASK    (31 << FX_BIDICLASSBITS)
  52 enum FX_BIDICLASS {
  53     FX_BIDICLASS_ON             = 0,
  54     FX_BIDICLASS_L              = 1,
  55     FX_BIDICLASS_R              = 2,
  56     FX_BIDICLASS_AN             = 3,
  57     FX_BIDICLASS_EN             = 4,
  58     FX_BIDICLASS_AL             = 5,
  59     FX_BIDICLASS_NSM    = 6,
  60     FX_BIDICLASS_CS             = 7,
  61     FX_BIDICLASS_ES             = 8,
  62     FX_BIDICLASS_ET             = 9,
  63     FX_BIDICLASS_BN             = 10,
  64     FX_BIDICLASS_S              = 11,
  65     FX_BIDICLASS_WS             = 12,
  66     FX_BIDICLASS_B              = 13,
  67     FX_BIDICLASS_RLO    = 14,
  68     FX_BIDICLASS_RLE    = 15,
  69     FX_BIDICLASS_LRO    = 16,
  70     FX_BIDICLASS_LRE    = 17,
  71     FX_BIDICLASS_PDF    = 18,
  72     FX_BIDICLASS_N              = FX_BIDICLASS_ON,
  73 };
  74 #define FX_CHARTYPEBITS         11
  75 #define FX_CHARTYPEBITSMASK     (15 << FX_CHARTYPEBITS)
  76 enum FX_CHARTYPE {
  77     FX_CHARTYPE_Unknown                         = 0,
  78     FX_CHARTYPE_Tab                                     = (1 << FX_CHARTYPEBITS),
  79     FX_CHARTYPE_Space                           = (2 << FX_CHARTYPEBITS),
  80     FX_CHARTYPE_Control                         = (3 << FX_CHARTYPEBITS),
  81     FX_CHARTYPE_Combination                     = (4 << FX_CHARTYPEBITS),
  82     FX_CHARTYPE_Numeric                         = (5 << FX_CHARTYPEBITS),
  83     FX_CHARTYPE_Normal                          = (6 << FX_CHARTYPEBITS),
  84     FX_CHARTYPE_ArabicAlef                      = (7 << FX_CHARTYPEBITS),
  85     FX_CHARTYPE_ArabicSpecial           = (8 << FX_CHARTYPEBITS),
  86     FX_CHARTYPE_ArabicDistortion        = (9 << FX_CHARTYPEBITS),
  87     FX_CHARTYPE_ArabicNormal            = (10 << FX_CHARTYPEBITS),
  88     FX_CHARTYPE_ArabicForm                      = (11 << FX_CHARTYPEBITS),
  89     FX_CHARTYPE_Arabic                          = (12 << FX_CHARTYPEBITS),
  90 };
  91 FX_DWORD FX_GetUnicodeProperties(FX_WCHAR wch);
  92 FX_BOOL FX_IsCtrlCode(FX_WCHAR ch);
  93 FX_BOOL FX_IsRotationCode(FX_WCHAR ch);
  94 FX_BOOL FX_IsCombinationChar(FX_WCHAR wch);
  95 FX_BOOL FX_IsBidiChar(FX_WCHAR wch);
  96 FX_WCHAR FX_GetMirrorChar(FX_WCHAR wch, FX_BOOL bRTL, FX_BOOL bVertical);
  97 FX_WCHAR FX_GetMirrorChar(FX_WCHAR wch, FX_DWORD dwProps, FX_BOOL bRTL, FX_BOOL bVertical);
  98 #endif