diff options
Diffstat (limited to 'src/freetype2/autofit/afcjk.c')
| -rw-r--r-- | src/freetype2/autofit/afcjk.c | 96 |
1 files changed, 51 insertions, 45 deletions
diff --git a/src/freetype2/autofit/afcjk.c b/src/freetype2/autofit/afcjk.c index c7ca266..bab0c42 100644 --- a/src/freetype2/autofit/afcjk.c +++ b/src/freetype2/autofit/afcjk.c @@ -4,7 +4,7 @@ /* */ /* Auto-fitter hinting routines for CJK script (body). */ /* */ -/* Copyright 2006, 2007 by */ +/* Copyright 2006, 2007, 2008, 2009 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -45,7 +45,7 @@ /*************************************************************************/ /*************************************************************************/ - static FT_Error + FT_LOCAL_DEF( FT_Error ) af_cjk_metrics_init( AF_LatinMetrics metrics, FT_Face face ) { @@ -58,9 +58,12 @@ if ( FT_Select_Charmap( face, FT_ENCODING_UNICODE ) ) face->charmap = NULL; - - /* latin's version would suffice */ - af_latin_metrics_init_widths( metrics, face, 0x7530 ); + else + { + /* latin's version would suffice */ + af_latin_metrics_init_widths( metrics, face, 0x7530 ); + af_latin_metrics_check_digits( metrics, face ); + } FT_Set_Charmap( face, oldmap ); @@ -91,7 +94,7 @@ } - static void + FT_LOCAL_DEF( void ) af_cjk_metrics_scale( AF_LatinMetrics metrics, AF_Scaler scaler ) { @@ -427,7 +430,9 @@ /* insert a new edge in the list and */ /* sort according to the position */ - error = af_axis_hints_new_edge( axis, seg->pos, seg->dir, memory, &edge ); + error = af_axis_hints_new_edge( axis, seg->pos, + (AF_Direction)seg->dir, + memory, &edge ); if ( error ) goto Exit; @@ -596,7 +601,7 @@ } - static FT_Error + FT_LOCAL_DEF( FT_Error ) af_cjk_hints_init( AF_GlyphHints hints, AF_LatinMetrics metrics ) { @@ -1015,7 +1020,7 @@ AF_AxisHints axis = &hints->axis[dim]; AF_Edge edges = axis->edges; AF_Edge edge_limit = edges + axis->num_edges; - FT_Int n_edges; + FT_PtrDist n_edges; AF_Edge edge; AF_Edge anchor = 0; FT_Pos delta = 0; @@ -1251,10 +1256,15 @@ else if ( after >= edge_limit ) af_cjk_align_serif_edge( hints, before, edge ); else - edge->pos = before->pos + - FT_MulDiv( edge->fpos - before->fpos, - after->pos - before->pos, - after->fpos - before->fpos ); + { + if ( after->fpos == before->fpos ) + edge->pos = before->pos; + else + edge->pos = before->pos + + FT_MulDiv( edge->fpos - before->fpos, + after->pos - before->pos, + after->fpos - before->fpos ); + } } } } @@ -1350,7 +1360,7 @@ } - static FT_Error + FT_LOCAL_DEF( FT_Error ) af_cjk_hints_apply( AF_GlyphHints hints, FT_Outline* outline, AF_LatinMetrics metrics ) @@ -1434,35 +1444,33 @@ static const AF_Script_UniRangeRec af_cjk_uniranges[] = { #if 0 - { 0x0100, 0xFFFF }, /* why this? */ + AF_UNIRANGE_REC( 0x0100UL, 0xFFFFUL ), /* why this? */ #endif - { 0x2E80, 0x2EFF }, /* CJK Radicals Supplement */ - { 0x2F00, 0x2FDF }, /* Kangxi Radicals */ - { 0x3000, 0x303F }, /* CJK Symbols and Punctuation */ - { 0x3040, 0x309F }, /* Hiragana */ - { 0x30A0, 0x30FF }, /* Katakana */ - { 0x3100, 0x312F }, /* Bopomofo */ - { 0x3130, 0x318F }, /* Hangul Compatibility Jamo */ - { 0x31A0, 0x31BF }, /* Bopomofo Extended */ - { 0x31C0, 0x31EF }, /* CJK Strokes */ - { 0x31F0, 0x31FF }, /* Katakana Phonetic Extensions */ - { 0x3200, 0x32FF }, /* Enclosed CJK Letters and Months */ - { 0x3300, 0x33FF }, /* CJK Compatibility */ - { 0x3400, 0x4DBF }, /* CJK Unified Ideographs Extension A */ - { 0x4DC0, 0x4DFF }, /* Yijing Hexagram Symbols */ - { 0x4E00, 0x9FFF }, /* CJK Unified Ideographs */ - { 0xF900, 0xFAFF }, /* CJK Compatibility Ideographs */ - { 0xFE30, 0xFE4F }, /* CJK Compatibility Forms */ - { 0xFF00, 0xFFEF }, /* Halfwidth and Fullwidth Forms */ - { 0x20000, 0x2A6DF }, /* CJK Unified Ideographs Extension B */ - { 0x2F800, 0x2FA1F }, /* CJK Compatibility Ideographs Supplement */ - { 0, 0 } + AF_UNIRANGE_REC( 0x2E80UL, 0x2EFFUL ), /* CJK Radicals Supplement */ + AF_UNIRANGE_REC( 0x2F00UL, 0x2FDFUL ), /* Kangxi Radicals */ + AF_UNIRANGE_REC( 0x3000UL, 0x303FUL ), /* CJK Symbols and Punctuation */ + AF_UNIRANGE_REC( 0x3040UL, 0x309FUL ), /* Hiragana */ + AF_UNIRANGE_REC( 0x30A0UL, 0x30FFUL ), /* Katakana */ + AF_UNIRANGE_REC( 0x3100UL, 0x312FUL ), /* Bopomofo */ + AF_UNIRANGE_REC( 0x3130UL, 0x318FUL ), /* Hangul Compatibility Jamo */ + AF_UNIRANGE_REC( 0x31A0UL, 0x31BFUL ), /* Bopomofo Extended */ + AF_UNIRANGE_REC( 0x31C0UL, 0x31EFUL ), /* CJK Strokes */ + AF_UNIRANGE_REC( 0x31F0UL, 0x31FFUL ), /* Katakana Phonetic Extensions */ + AF_UNIRANGE_REC( 0x3200UL, 0x32FFUL ), /* Enclosed CJK Letters and Months */ + AF_UNIRANGE_REC( 0x3300UL, 0x33FFUL ), /* CJK Compatibility */ + AF_UNIRANGE_REC( 0x3400UL, 0x4DBFUL ), /* CJK Unified Ideographs Extension A */ + AF_UNIRANGE_REC( 0x4DC0UL, 0x4DFFUL ), /* Yijing Hexagram Symbols */ + AF_UNIRANGE_REC( 0x4E00UL, 0x9FFFUL ), /* CJK Unified Ideographs */ + AF_UNIRANGE_REC( 0xF900UL, 0xFAFFUL ), /* CJK Compatibility Ideographs */ + AF_UNIRANGE_REC( 0xFE30UL, 0xFE4FUL ), /* CJK Compatibility Forms */ + AF_UNIRANGE_REC( 0xFF00UL, 0xFFEFUL ), /* Halfwidth and Fullwidth Forms */ + AF_UNIRANGE_REC( 0x20000UL, 0x2A6DFUL ), /* CJK Unified Ideographs Extension B */ + AF_UNIRANGE_REC( 0x2F800UL, 0x2FA1FUL ), /* CJK Compatibility Ideographs Supplement */ + AF_UNIRANGE_REC( 0UL, 0UL ) }; - FT_CALLBACK_TABLE_DEF const AF_ScriptClassRec - af_cjk_script_class = - { + AF_DEFINE_SCRIPT_CLASS(af_cjk_script_class, AF_SCRIPT_CJK, af_cjk_uniranges, @@ -1474,19 +1482,17 @@ (AF_Script_InitHintsFunc) af_cjk_hints_init, (AF_Script_ApplyHintsFunc) af_cjk_hints_apply - }; + ) #else /* !AF_CONFIG_OPTION_CJK */ static const AF_Script_UniRangeRec af_cjk_uniranges[] = { - { 0, 0 } + AF_UNIRANGE_REC( 0UL, 0UL ) }; - FT_CALLBACK_TABLE_DEF const AF_ScriptClassRec - af_cjk_script_class = - { + AF_DEFINE_SCRIPT_CLASS(af_cjk_script_class, AF_SCRIPT_CJK, af_cjk_uniranges, @@ -1498,7 +1504,7 @@ (AF_Script_InitHintsFunc) NULL, (AF_Script_ApplyHintsFunc) NULL - }; + ) #endif /* !AF_CONFIG_OPTION_CJK */ |