diff options
Diffstat (limited to 'src/3rdparty/freetype/src/autofit/afindic.c')
| -rw-r--r-- | src/3rdparty/freetype/src/autofit/afindic.c | 98 |
1 files changed, 53 insertions, 45 deletions
diff --git a/src/3rdparty/freetype/src/autofit/afindic.c b/src/3rdparty/freetype/src/autofit/afindic.c index 1d9e9eafba..197881b614 100644 --- a/src/3rdparty/freetype/src/autofit/afindic.c +++ b/src/3rdparty/freetype/src/autofit/afindic.c @@ -2,9 +2,9 @@ /* */ /* afindic.c */ /* */ -/* Auto-fitter hinting routines for Indic scripts (body). */ +/* Auto-fitter hinting routines for Indic writing system (body). */ /* */ -/* Copyright 2007 by */ +/* Copyright 2007, 2011-2013 by */ /* Rahul Bhalerao <rahul.bhalerao@redhat.com>, <b.rahul.pm@gmail.com>. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -27,23 +27,42 @@ #include "afcjk.h" -#ifdef AF_USE_WARPER +#ifdef AF_CONFIG_OPTION_USE_WARPER #include "afwarp.h" #endif static FT_Error - af_indic_metrics_init( AF_LatinMetrics metrics, - FT_Face face ) + af_indic_metrics_init( AF_CJKMetrics metrics, + FT_Face face ) { - /* use CJK routines */ - return af_cjk_metrics_init( metrics, face ); + /* skip blue zone init in CJK routines */ + FT_CharMap oldmap = face->charmap; + + + metrics->units_per_em = face->units_per_EM; + + if ( FT_Select_Charmap( face, FT_ENCODING_UNICODE ) ) + face->charmap = NULL; + else + { + af_cjk_metrics_init_widths( metrics, face ); +#if 0 + /* either need indic specific blue_chars[] or just skip blue zones */ + af_cjk_metrics_init_blues( metrics, face, af_cjk_blue_chars ); +#endif + af_cjk_metrics_check_digits( metrics, face ); + } + + FT_Set_Charmap( face, oldmap ); + + return FT_Err_Ok; } static void - af_indic_metrics_scale( AF_LatinMetrics metrics, - AF_Scaler scaler ) + af_indic_metrics_scale( AF_CJKMetrics metrics, + AF_Scaler scaler ) { /* use CJK routines */ af_cjk_metrics_scale( metrics, scaler ); @@ -51,8 +70,8 @@ static FT_Error - af_indic_hints_init( AF_GlyphHints hints, - AF_LatinMetrics metrics ) + af_indic_hints_init( AF_GlyphHints hints, + AF_CJKMetrics metrics ) { /* use CJK routines */ return af_cjk_hints_init( hints, metrics ); @@ -60,9 +79,9 @@ static FT_Error - af_indic_hints_apply( AF_GlyphHints hints, - FT_Outline* outline, - AF_LatinMetrics metrics) + af_indic_hints_apply( AF_GlyphHints hints, + FT_Outline* outline, + AF_CJKMetrics metrics ) { /* use CJK routines */ return af_cjk_hints_apply( hints, outline, metrics ); @@ -78,52 +97,41 @@ /*************************************************************************/ - static const AF_Script_UniRangeRec af_indic_uniranges[] = - { -#if 0 - AF_UNIRANGE_REC( 0x0100UL, 0xFFFFUL ), /* why this? */ -#endif - AF_UNIRANGE_REC( 0x0900UL, 0x0DFFUL), /* Indic Range */ - AF_UNIRANGE_REC( 0UL, 0UL) - }; - + AF_DEFINE_WRITING_SYSTEM_CLASS( + af_indic_writing_system_class, - AF_DEFINE_SCRIPT_CLASS(af_indic_script_class, - AF_SCRIPT_INDIC, - af_indic_uniranges, + AF_WRITING_SYSTEM_INDIC, - sizeof( AF_LatinMetricsRec ), + sizeof ( AF_CJKMetricsRec ), - (AF_Script_InitMetricsFunc) af_indic_metrics_init, - (AF_Script_ScaleMetricsFunc)af_indic_metrics_scale, - (AF_Script_DoneMetricsFunc) NULL, + (AF_WritingSystem_InitMetricsFunc) af_indic_metrics_init, + (AF_WritingSystem_ScaleMetricsFunc)af_indic_metrics_scale, + (AF_WritingSystem_DoneMetricsFunc) NULL, - (AF_Script_InitHintsFunc) af_indic_hints_init, - (AF_Script_ApplyHintsFunc) af_indic_hints_apply + (AF_WritingSystem_InitHintsFunc) af_indic_hints_init, + (AF_WritingSystem_ApplyHintsFunc) af_indic_hints_apply ) + #else /* !AF_CONFIG_OPTION_INDIC */ - static const AF_Script_UniRangeRec af_indic_uniranges[] = - { - { 0, 0 } - }; + AF_DEFINE_WRITING_SYSTEM_CLASS( + af_indic_writing_system_class, - AF_DEFINE_SCRIPT_CLASS(af_indic_script_class, - AF_SCRIPT_INDIC, - af_indic_uniranges, + AF_WRITING_SYSTEM_INDIC, - sizeof( AF_LatinMetricsRec ), + sizeof ( AF_CJKMetricsRec ), - (AF_Script_InitMetricsFunc) NULL, - (AF_Script_ScaleMetricsFunc)NULL, - (AF_Script_DoneMetricsFunc) NULL, + (AF_WritingSystem_InitMetricsFunc) NULL, + (AF_WritingSystem_ScaleMetricsFunc)NULL, + (AF_WritingSystem_DoneMetricsFunc) NULL, - (AF_Script_InitHintsFunc) NULL, - (AF_Script_ApplyHintsFunc) NULL + (AF_WritingSystem_InitHintsFunc) NULL, + (AF_WritingSystem_ApplyHintsFunc) NULL ) + #endif /* !AF_CONFIG_OPTION_INDIC */ |