third_party/harfbuzz/contrib/harfbuzz-unicode-glib.c

   1 #include "harfbuzz-external.h"
   2
   3 #include <glib.h>
   4
   5 static int
   6 hb_category_for_char(HB_UChar32 ch) {
   7   switch (g_unichar_type(ch)) {
   8     case G_UNICODE_CONTROL:
   9       return HB_Other_Control;
  10     case G_UNICODE_FORMAT:
  11       return HB_Other_Format;
  12     case G_UNICODE_UNASSIGNED:
  13       return HB_Other_NotAssigned;
  14     case G_UNICODE_PRIVATE_USE:
  15       return HB_Other_PrivateUse;
  16     case G_UNICODE_SURROGATE:
  17       return HB_Other_Surrogate;
  18     case G_UNICODE_LOWERCASE_LETTER:
  19       return HB_Letter_Lowercase;
  20     case G_UNICODE_MODIFIER_LETTER:
  21       return HB_Letter_Modifier;
  22     case G_UNICODE_OTHER_LETTER:
  23       return HB_Letter_Other;
  24     case G_UNICODE_TITLECASE_LETTER:
  25       return HB_Letter_Titlecase;
  26     case G_UNICODE_UPPERCASE_LETTER:
  27       return HB_Letter_Uppercase;
  28     case G_UNICODE_COMBINING_MARK:
  29       return HB_Mark_SpacingCombining;
  30     case G_UNICODE_ENCLOSING_MARK:
  31       return HB_Mark_Enclosing;
  32     case G_UNICODE_NON_SPACING_MARK:
  33       return HB_Mark_NonSpacing;
  34     case G_UNICODE_DECIMAL_NUMBER:
  35       return HB_Number_DecimalDigit;
  36     case G_UNICODE_LETTER_NUMBER:
  37       return HB_Number_Letter;
  38     case G_UNICODE_OTHER_NUMBER:
  39       return HB_Number_Other;
  40     case G_UNICODE_CONNECT_PUNCTUATION:
  41       return HB_Punctuation_Connector;
  42     case G_UNICODE_DASH_PUNCTUATION:
  43       return HB_Punctuation_Dash;
  44     case G_UNICODE_CLOSE_PUNCTUATION:
  45       return HB_Punctuation_Close;
  46     case G_UNICODE_FINAL_PUNCTUATION:
  47       return HB_Punctuation_FinalQuote;
  48     case G_UNICODE_INITIAL_PUNCTUATION:
  49       return HB_Punctuation_InitialQuote;
  50     case G_UNICODE_OTHER_PUNCTUATION:
  51       return HB_Punctuation_Other;
  52     case G_UNICODE_OPEN_PUNCTUATION:
  53       return HB_Punctuation_Open;
  54     case G_UNICODE_CURRENCY_SYMBOL:
  55       return HB_Symbol_Currency;
  56     case G_UNICODE_MODIFIER_SYMBOL:
  57       return HB_Symbol_Modifier;
  58     case G_UNICODE_MATH_SYMBOL:
  59       return HB_Symbol_Math;
  60     case G_UNICODE_OTHER_SYMBOL:
  61       return HB_Symbol_Other;
  62     case G_UNICODE_LINE_SEPARATOR:
  63       return HB_Separator_Line;
  64     case G_UNICODE_PARAGRAPH_SEPARATOR:
  65       return HB_Separator_Paragraph;
  66     case G_UNICODE_SPACE_SEPARATOR:
  67       return HB_Separator_Space;
  68     default:
  69       return HB_Symbol_Other;
  70   }
  71 }
  72
  73 HB_LineBreakClass
  74 HB_GetLineBreakClass(HB_UChar32 ch) {
  75   switch (g_unichar_break_type(ch)) {
  76     case G_UNICODE_BREAK_MANDATORY:
  77       return HB_LineBreak_BK;
  78     case G_UNICODE_BREAK_CARRIAGE_RETURN:
  79       return HB_LineBreak_CR;
  80     case G_UNICODE_BREAK_LINE_FEED:
  81       return HB_LineBreak_LF;
  82     case G_UNICODE_BREAK_COMBINING_MARK:
  83       return HB_LineBreak_CM;
  84     case G_UNICODE_BREAK_SURROGATE:
  85       return HB_LineBreak_SG;
  86     case G_UNICODE_BREAK_ZERO_WIDTH_SPACE:
  87       return HB_LineBreak_ZW;
  88     case G_UNICODE_BREAK_INSEPARABLE:
  89       return HB_LineBreak_IN;
  90     case G_UNICODE_BREAK_NON_BREAKING_GLUE:
  91       return HB_LineBreak_GL;
  92     case G_UNICODE_BREAK_CONTINGENT:
  93       return HB_LineBreak_AL;
  94     case G_UNICODE_BREAK_SPACE:
  95       return HB_LineBreak_SP;
  96     case G_UNICODE_BREAK_AFTER:
  97       return HB_LineBreak_BA;
  98     case G_UNICODE_BREAK_BEFORE:
  99       return HB_LineBreak_BB;
 100     case G_UNICODE_BREAK_BEFORE_AND_AFTER:
 101       return HB_LineBreak_B2;
 102     case G_UNICODE_BREAK_HYPHEN:
 103       return HB_LineBreak_HY;
 104     case G_UNICODE_BREAK_NON_STARTER:
 105       return HB_LineBreak_NS;
 106     case G_UNICODE_BREAK_OPEN_PUNCTUATION:
 107       return HB_LineBreak_OP;
 108     case G_UNICODE_BREAK_CLOSE_PUNCTUATION:
 109       return HB_LineBreak_CL;
 110     case G_UNICODE_BREAK_QUOTATION:
 111       return HB_LineBreak_QU;
 112     case G_UNICODE_BREAK_EXCLAMATION:
 113       return HB_LineBreak_EX;
 114     case G_UNICODE_BREAK_IDEOGRAPHIC:
 115       return HB_LineBreak_ID;
 116     case G_UNICODE_BREAK_NUMERIC:
 117       return HB_LineBreak_NU;
 118     case G_UNICODE_BREAK_INFIX_SEPARATOR:
 119       return HB_LineBreak_IS;
 120     case G_UNICODE_BREAK_SYMBOL:
 121       return HB_LineBreak_SY;
 122     case G_UNICODE_BREAK_ALPHABETIC:
 123       return HB_LineBreak_AL;
 124     case G_UNICODE_BREAK_PREFIX:
 125       return HB_LineBreak_PR;
 126     case G_UNICODE_BREAK_POSTFIX:
 127       return HB_LineBreak_PO;
 128     case G_UNICODE_BREAK_COMPLEX_CONTEXT:
 129       return HB_LineBreak_SA;
 130     case G_UNICODE_BREAK_AMBIGUOUS:
 131       return HB_LineBreak_AL;
 132     case G_UNICODE_BREAK_UNKNOWN:
 133       return HB_LineBreak_AL;
 134     case G_UNICODE_BREAK_NEXT_LINE:
 135       return HB_LineBreak_AL;
 136     case G_UNICODE_BREAK_WORD_JOINER:
 137       return HB_LineBreak_WJ;
 138     case G_UNICODE_BREAK_HANGUL_L_JAMO:
 139       return HB_LineBreak_JL;
 140     case G_UNICODE_BREAK_HANGUL_V_JAMO:
 141       return HB_LineBreak_JV;
 142     case G_UNICODE_BREAK_HANGUL_T_JAMO:
 143       return HB_LineBreak_JT;
 144     case G_UNICODE_BREAK_HANGUL_LV_SYLLABLE:
 145       return HB_LineBreak_H2;
 146     case G_UNICODE_BREAK_HANGUL_LVT_SYLLABLE:
 147       return HB_LineBreak_H3;
 148     default:
 149       return HB_LineBreak_AL;
 150   }
 151 }
 152
 153 int
 154 HB_GetUnicodeCharCombiningClass(HB_UChar32 ch) {
 155   return g_unichar_combining_class(ch);
 156 }
 157
 158 void
 159 HB_GetUnicodeCharProperties(HB_UChar32 ch,
 160                             HB_CharCategory *category,
 161                             int *combiningClass) {
 162   *category = hb_category_for_char(ch);
 163   *combiningClass = g_unichar_combining_class(ch);
 164 }
 165
 166 HB_CharCategory
 167 HB_GetUnicodeCharCategory(HB_UChar32 ch) {
 168   return hb_category_for_char(ch);
 169 }