intl/components/src/BidiClass.h

   1 /* This Source Code Form is subject to the terms of the Mozilla Public
   2  * License, v. 2.0. If a copy of the MPL was not distributed with this
   3  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   4 #ifndef intl_components_BidiClass_h_
   5 #define intl_components_BidiClass_h_
   6
   7 namespace mozilla::intl {
   8
   9 /**
  10  *  Read ftp://ftp.unicode.org/Public/UNIDATA/ReadMe-Latest.txt
  11  *  section BIDIRECTIONAL PROPERTIES
  12  *  for the detailed definition of the following categories
  13  *
  14  *  The values here must match the equivalents in %bidicategorycode in
  15  *  mozilla/intl/unicharutil/tools/genUnicodePropertyData.pl,
  16  *  and must also match the values used by ICU's UCharDirection.
  17  */
  18 enum class BidiClass : uint8_t {
  19   LeftToRight = 0,
  20   RightToLeft = 1,
  21   EuropeanNumber = 2,
  22   EuropeanNumberSeparator = 3,
  23   EuropeanNumberTerminator = 4,
  24   ArabicNumber = 5,
  25   CommonNumberSeparator = 6,
  26   BlockSeparator = 7,
  27   SegmentSeparator = 8,
  28   WhiteSpaceNeutral = 9,
  29   OtherNeutral = 10,
  30   LeftToRightEmbedding = 11,
  31   LeftToRightOverride = 12,
  32   RightToLeftArabic = 13,
  33   RightToLeftEmbedding = 14,
  34   RightToLeftOverride = 15,
  35   PopDirectionalFormat = 16,
  36   DirNonSpacingMark = 17,
  37   BoundaryNeutral = 18,
  38   FirstStrongIsolate = 19,
  39   LeftToRightIsolate = 20,
  40   RightToLeftIsolate = 21,
  41   PopDirectionalIsolate = 22,
  42   BidiClassCount
  43 };
  44
  45 }  // namespace mozilla::intl
  46
  47 #endif