diff options
Diffstat (limited to 'modules/thai/thai-fc.c')
| -rw-r--r-- | modules/thai/thai-fc.c | 77 |
1 files changed, 49 insertions, 28 deletions
diff --git a/modules/thai/thai-fc.c b/modules/thai/thai-fc.c index e67c05c5..8fa0a3e3 100644 --- a/modules/thai/thai-fc.c +++ b/modules/thai/thai-fc.c @@ -34,6 +34,7 @@ #include "pangofc-font.h" #include "thai-shaper.h" +#include "thai-ot.h" /* No extra fields needed */ typedef PangoEngineShape ThaiEngineFc; @@ -79,22 +80,22 @@ static int tis620_0[128] = { }; static int tis620_1[128] = { - 0x00ab, 0x00bb, 0x2026, 0xf88c, 0xf88f, 0xf892, 0xf895, 0xf898, - 0xf88b, 0xf88e, 0xf891, 0xf894, 0xf897, 0x201c, 0x201d, 0xf899, - /**/ 0, 0x2022, 0xf884, 0xf889, 0xf885, 0xf886, 0xf887, 0xf888, - 0xf88a, 0xf88d, 0xf890, 0xf893, 0xf896, 0x2018, 0x2019, 0, - 0x00a0, 0x0e01, 0x0e02, 0x0e03, 0x0e04, 0x0e05, 0x0e06, 0x0e07, + /**/ 0, 0, 0, 0xf88c, 0xf88f, 0xf892, 0xf895, 0xf898, + 0xf88b, 0xf88e, 0xf891, 0xf894, 0xf897, 0, 0, 0xf899, + /**/ 0, 0, 0xf884, 0xf889, 0xf885, 0xf886, 0xf887, 0xf888, + 0xf88a, 0xf88d, 0xf890, 0xf893, 0xf896, 0, 0, 0, + /**/ 0, 0x0e01, 0x0e02, 0x0e03, 0x0e04, 0x0e05, 0x0e06, 0x0e07, 0x0e08, 0x0e09, 0x0e0a, 0x0e0b, 0x0e0c, 0x0e0d, 0x0e0e, 0x0e0f, 0x0e10, 0x0e11, 0x0e12, 0x0e13, 0x0e14, 0x0e15, 0x0e16, 0x0e17, 0x0e18, 0x0e19, 0x0e1a, 0x0e1b, 0x0e1c, 0x0e1d, 0x0e1e, 0x0e1f, 0x0e20, 0x0e21, 0x0e22, 0x0e23, 0x0e24, 0x0e25, 0x0e26, 0x0e27, 0x0e28, 0x0e29, 0x0e2a, 0x0e2b, 0x0e2c, 0x0e2d, 0x0e2e, 0x0e2f, 0x0e30, 0x0e31, 0x0e32, 0x0e33, 0x0e34, 0x0e35, 0x0e36, 0x0e37, - 0x0e38, 0x0e39, 0x0e3a, 0xfeff, 0x200b, 0x2013, 0x2014, 0x0e3f, + 0x0e38, 0x0e39, 0x0e3a, 0, 0, 0, 0, 0x0e3f, 0x0e40, 0x0e41, 0x0e42, 0x0e43, 0x0e44, 0x0e45, 0x0e46, 0x0e47, - 0x0e48, 0x0e49, 0x0e4a, 0x0e4b, 0x0e4c, 0x0e4d, 0x2122, 0x0e4f, + 0x0e48, 0x0e49, 0x0e4a, 0x0e4b, 0x0e4c, 0x0e4d, 0, 0x0e4f, 0x0e50, 0x0e51, 0x0e52, 0x0e53, 0x0e54, 0x0e55, 0x0e56, 0x0e57, - 0x0e58, 0x0e59, 0x00ae, 0x00a9, 0, 0, 0, 0 + 0x0e58, 0x0e59, 0, 0, 0, 0, 0, 0 }; static int tis620_2[128] = { @@ -109,7 +110,7 @@ static int tis620_2[128] = { 0x0e20, 0x0e21, 0x0e22, 0x0e23, 0x0e24, 0x0e25, 0x0e26, 0x0e27, 0x0e28, 0x0e29, 0x0e2a, 0x0e2b, 0x0e2c, 0x0e2d, 0x0e2e, 0x0e2f, 0x0e30, 0x0e31, 0x0e32, 0x0e33, 0x0e34, 0x0e35, 0x0e36, 0x0e37, - 0x0e38, 0x0e39, 0x0e3a, 0, 0, 0x25cc, 0, 0x0e3f, + 0x0e38, 0x0e39, 0x0e3a, 0, 0, 0, 0, 0x0e3f, 0x0e40, 0x0e41, 0x0e42, 0x0e43, 0x0e44, 0x0e45, 0x0e46, 0x0e47, 0x0e48, 0x0e49, 0x0e4a, 0x0e4b, 0x0e4c, 0x0e4d, 0x0e4e, 0x0e4f, 0x0e50, 0x0e51, 0x0e52, 0x0e53, 0x0e54, 0x0e55, 0x0e56, 0x0e57, @@ -152,15 +153,15 @@ thai_get_font_info (PangoFont *font) font_info = g_new (ThaiFontInfo, 1); font_info->font = font; - /* detect font set by determining availibility of glyphs */ - if (contain_glyphs(font, tis620_2)) + /* detect font set by determining availibility of OT ruleset & glyphs */ + if (thai_ot_get_ruleset (font)) + font_info->font_set = THAI_FONT_TIS; + else if (contain_glyphs(font, tis620_2)) font_info->font_set = THAI_FONT_TIS_WIN; else if (contain_glyphs(font, tis620_1)) font_info->font_set = THAI_FONT_TIS_MAC; - else if (contain_glyphs(font, tis620_0)) - font_info->font_set = THAI_FONT_TIS; else - font_info->font_set = THAI_FONT_ISO10646; + font_info->font_set = THAI_FONT_TIS; g_object_set_qdata_full (G_OBJECT (font), info_id, font_info, (GDestroyNotify)g_free); } @@ -168,32 +169,52 @@ thai_get_font_info (PangoFont *font) return font_info; } +static gunichar +get_glyph_index_tis (ThaiFontInfo *font_info, guchar c) +{ + switch (font_info->font_set) { + case THAI_FONT_TIS: return (c & 0x80) ? tis620_0[c & 0x7f] : c; + case THAI_FONT_TIS_MAC: return (c & 0x80) ? tis620_1[c & 0x7f] : c; + case THAI_FONT_TIS_WIN: return (c & 0x80) ? tis620_2[c & 0x7f] : c; + default: return 0; + } +} + +PangoGlyph +thai_get_glyph_tis (ThaiFontInfo *font_info, guchar c) +{ + return thai_get_glyph_uni (font_info, get_glyph_index_tis (font_info, c)); +} + PangoGlyph -thai_make_glyph (ThaiFontInfo *font_info, unsigned int c) +thai_make_glyph_tis (ThaiFontInfo *font_info, guchar c) +{ + return thai_make_glyph_uni (font_info, get_glyph_index_tis (font_info, c)); +} + +PangoGlyph +thai_get_glyph_uni (ThaiFontInfo *font_info, gunichar uc) +{ + return pango_fc_font_get_glyph ((PangoFcFont *)font_info->font, uc); +} + +PangoGlyph +thai_make_glyph_uni (ThaiFontInfo *font_info, gunichar uc) { - int index; PangoGlyph result; PangoFcFont *fc_font = (PangoFcFont *)font_info->font; - switch (font_info->font_set) { - case THAI_FONT_ISO10646:index = c; break; - case THAI_FONT_TIS: index = (c & 0x80) ? tis620_0[c & 0x7f] : c; break; - case THAI_FONT_TIS_MAC: index = (c & 0x80) ? tis620_1[c & 0x7f] : c; break; - case THAI_FONT_TIS_WIN: index = (c & 0x80) ? tis620_2[c & 0x7f] : c; break; - default: index = 0; break; - } - - result = pango_fc_font_get_glyph (fc_font, index); + result = pango_fc_font_get_glyph (fc_font, uc); if (result) return result; else - return pango_fc_font_get_unknown_glyph (fc_font, index); + return pango_fc_font_get_unknown_glyph (fc_font, uc); } PangoGlyph -thai_make_unknown_glyph (ThaiFontInfo *font_info, unsigned int c) +thai_make_unknown_glyph (ThaiFontInfo *font_info, gunichar uc) { - return pango_fc_font_get_unknown_glyph ((PangoFcFont *)font_info->font, c); + return pango_fc_font_get_unknown_glyph ((PangoFcFont *)font_info->font, uc); } static void |