diff options
Diffstat (limited to 'freetype/src/autofit/afglobal.c')
-rw-r--r-- | freetype/src/autofit/afglobal.c | 98 |
1 files changed, 52 insertions, 46 deletions
diff --git a/freetype/src/autofit/afglobal.c b/freetype/src/autofit/afglobal.c index 3d09c53e..6a9a1e5a 100644 --- a/freetype/src/autofit/afglobal.c +++ b/freetype/src/autofit/afglobal.c @@ -1,19 +1,19 @@ -/***************************************************************************/ -/* */ -/* afglobal.c */ -/* */ -/* Auto-fitter routines to compute global hinting values (body). */ -/* */ -/* Copyright 2003-2018 by */ -/* David Turner, Robert Wilhelm, and Werner Lemberg. */ -/* */ -/* This file is part of the FreeType project, and may only be used, */ -/* modified, and distributed under the terms of the FreeType project */ -/* license, LICENSE.TXT. By continuing to use, modify, or distribute */ -/* this file you indicate that you have read the license and */ -/* understand and accept it fully. */ -/* */ -/***************************************************************************/ +/**************************************************************************** + * + * afglobal.c + * + * Auto-fitter routines to compute global hinting values (body). + * + * Copyright (C) 2003-2019 by + * David Turner, Robert Wilhelm, and Werner Lemberg. + * + * This file is part of the FreeType project, and may only be used, + * modified, and distributed under the terms of the FreeType project + * license, LICENSE.TXT. By continuing to use, modify, or distribute + * this file you indicate that you have read the license and + * understand and accept it fully. + * + */ #include "afglobal.h" @@ -22,14 +22,14 @@ #include FT_INTERNAL_DEBUG_H - /*************************************************************************/ - /* */ - /* The macro FT_COMPONENT is used in trace mode. It is an implicit */ - /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */ - /* messages during execution. */ - /* */ + /************************************************************************** + * + * The macro FT_COMPONENT is used in trace mode. It is an implicit + * parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log + * messages during execution. + */ #undef FT_COMPONENT -#define FT_COMPONENT trace_afglobal +#define FT_COMPONENT afglobal /* get writing system specific header files */ @@ -38,7 +38,6 @@ #include "afwrtsys.h" #include "aferrors.h" -#include "afpic.h" #undef SCRIPT @@ -67,8 +66,6 @@ #include "afstyles.h" -#ifndef FT_CONFIG_OPTION_PIC - #undef WRITING_SYSTEM #define WRITING_SYSTEM( ws, WS ) \ &af_ ## ws ## _writing_system_class, @@ -110,8 +107,6 @@ NULL /* do not remove */ }; -#endif /* !FT_CONFIG_OPTION_PIC */ - #ifdef FT_DEBUG_LEVEL_TRACE @@ -159,12 +154,12 @@ } /* scan each style in a Unicode charmap */ - for ( ss = 0; AF_STYLE_CLASSES_GET[ss]; ss++ ) + for ( ss = 0; af_style_classes[ss]; ss++ ) { AF_StyleClass style_class = - AF_STYLE_CLASSES_GET[ss]; + af_style_classes[ss]; AF_ScriptClass script_class = - AF_SCRIPT_CLASSES_GET[style_class->script]; + af_script_classes[style_class->script]; AF_Script_UniRange range; @@ -172,8 +167,8 @@ continue; /* - * Scan all Unicode points in the range and set the corresponding - * glyph style index. + * Scan all Unicode points in the range and set the corresponding + * glyph style index. */ if ( style_class->coverage == AF_COVERAGE_DEFAULT ) { @@ -246,9 +241,9 @@ } /* handle the remaining default OpenType features ... */ - for ( ss = 0; AF_STYLE_CLASSES_GET[ss]; ss++ ) + for ( ss = 0; af_style_classes[ss]; ss++ ) { - AF_StyleClass style_class = AF_STYLE_CLASSES_GET[ss]; + AF_StyleClass style_class = af_style_classes[ss]; if ( style_class->coverage == AF_COVERAGE_DEFAULT ) @@ -256,7 +251,7 @@ } /* ... and finally the default OpenType features of the default script */ - af_shaper_get_coverage( globals, AF_STYLE_CLASSES_GET[dflt], gstyles, 1 ); + af_shaper_get_coverage( globals, af_style_classes[dflt], gstyles, 1 ); /* mark ASCII digits */ for ( i = 0x30; i <= 0x39; i++ ) @@ -270,8 +265,8 @@ Exit: /* - * By default, all uncovered glyphs are set to the fallback style. - * XXX: Shouldn't we disable hinting or do something similar? + * By default, all uncovered glyphs are set to the fallback style. + * XXX: Shouldn't we disable hinting or do something similar? */ if ( globals->module->fallback_style != AF_STYLE_UNASSIGNED ) { @@ -295,9 +290,9 @@ "==============\n" "\n" )); - for ( ss = 0; AF_STYLE_CLASSES_GET[ss]; ss++ ) + for ( ss = 0; af_style_classes[ss]; ss++ ) { - AF_StyleClass style_class = AF_STYLE_CLASSES_GET[ss]; + AF_StyleClass style_class = af_style_classes[ss]; FT_UInt count = 0; FT_Long idx; @@ -397,9 +392,9 @@ if ( globals->metrics[nn] ) { AF_StyleClass style_class = - AF_STYLE_CLASSES_GET[nn]; + af_style_classes[nn]; AF_WritingSystemClass writing_system_class = - AF_WRITING_SYSTEM_CLASSES_GET[style_class->writing_system]; + af_writing_system_classes[style_class->writing_system]; if ( writing_system_class->style_metrics_done ) @@ -448,8 +443,9 @@ style = (AF_Style)( globals->glyph_styles[gindex] & AF_STYLE_UNASSIGNED ); - style_class = AF_STYLE_CLASSES_GET[style]; - writing_system_class = AF_WRITING_SYSTEM_CLASSES_GET + Again: + style_class = af_style_classes[style]; + writing_system_class = af_writing_system_classes [style_class->writing_system]; metrics = globals->metrics[style]; @@ -475,6 +471,16 @@ writing_system_class->style_metrics_done( metrics ); FT_FREE( metrics ); + + /* internal error code -1 indicates */ + /* that no blue zones have been found */ + if ( error == -1 ) + { + style = (AF_Style)( globals->glyph_styles[gindex] & + AF_STYLE_UNASSIGNED ); + goto Again; + } + goto Exit; } } @@ -494,9 +500,9 @@ FT_UInt gindex ) { if ( gindex < (FT_ULong)globals->glyph_count ) - return (FT_Bool)( globals->glyph_styles[gindex] & AF_DIGIT ); + return FT_BOOL( globals->glyph_styles[gindex] & AF_DIGIT ); - return (FT_Bool)0; + return FT_BOOL( 0 ); } |