8cbbcf6b98
No functionality change yet. * src/autofit/aftypes.h (AF_WritingSystem_ApplyHintsFunc): Pass glyph index. * src/autofit/afcjk.c, src/autofit/afcjk.h (af_cjk_hints_apply), src/autofit/afdummy.c (af_dummy_hints_apply), src/autofit/afindic.c (af_indic_hints_apply), src/autofit/aflatin.c (af_latin_hints_apply), src/autofit/aflatin2.c (af_latin2_hints_apply), src/autofit/afloader.c (af_loader_load_g): Updated.
140 lines
4.2 KiB
C
140 lines
4.2 KiB
C
/***************************************************************************/
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/* */
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/* afindic.c */
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/* */
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/* Auto-fitter hinting routines for Indic writing system (body). */
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/* */
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/* Copyright 2007-2015 by */
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/* Rahul Bhalerao <rahul.bhalerao@redhat.com>, <b.rahul.pm@gmail.com>. */
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/* */
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/* This file is part of the FreeType project, and may only be used, */
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/* modified, and distributed under the terms of the FreeType project */
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/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
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/* this file you indicate that you have read the license and */
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/* understand and accept it fully. */
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/* */
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/***************************************************************************/
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#include "aftypes.h"
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#include "aflatin.h"
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#ifdef AF_CONFIG_OPTION_INDIC
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#include "afindic.h"
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#include "aferrors.h"
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#include "afcjk.h"
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#ifdef AF_CONFIG_OPTION_USE_WARPER
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#include "afwarp.h"
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#endif
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static FT_Error
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af_indic_metrics_init( AF_CJKMetrics metrics,
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FT_Face face )
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{
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/* skip blue zone init in CJK routines */
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FT_CharMap oldmap = face->charmap;
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metrics->units_per_em = face->units_per_EM;
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if ( FT_Select_Charmap( face, FT_ENCODING_UNICODE ) )
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face->charmap = NULL;
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else
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{
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af_cjk_metrics_init_widths( metrics, face );
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#if 0
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/* either need indic specific blue_chars[] or just skip blue zones */
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af_cjk_metrics_init_blues( metrics, face, af_cjk_blue_chars );
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#endif
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af_cjk_metrics_check_digits( metrics, face );
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}
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FT_Set_Charmap( face, oldmap );
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return FT_Err_Ok;
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}
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static void
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af_indic_metrics_scale( AF_CJKMetrics metrics,
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AF_Scaler scaler )
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{
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/* use CJK routines */
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af_cjk_metrics_scale( metrics, scaler );
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}
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static FT_Error
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af_indic_hints_init( AF_GlyphHints hints,
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AF_CJKMetrics metrics )
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{
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/* use CJK routines */
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return af_cjk_hints_init( hints, metrics );
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}
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static FT_Error
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af_indic_hints_apply( FT_UInt glyph_index,
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AF_GlyphHints hints,
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FT_Outline* outline,
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AF_CJKMetrics metrics )
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{
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/* use CJK routines */
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return af_cjk_hints_apply( glyph_index, hints, outline, metrics );
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}
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/*************************************************************************/
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/*************************************************************************/
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/***** *****/
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/***** I N D I C S C R I P T C L A S S *****/
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/***** *****/
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/*************************************************************************/
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/*************************************************************************/
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AF_DEFINE_WRITING_SYSTEM_CLASS(
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af_indic_writing_system_class,
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AF_WRITING_SYSTEM_INDIC,
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sizeof ( AF_CJKMetricsRec ),
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(AF_WritingSystem_InitMetricsFunc) af_indic_metrics_init,
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(AF_WritingSystem_ScaleMetricsFunc)af_indic_metrics_scale,
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(AF_WritingSystem_DoneMetricsFunc) NULL,
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(AF_WritingSystem_InitHintsFunc) af_indic_hints_init,
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(AF_WritingSystem_ApplyHintsFunc) af_indic_hints_apply
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)
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#else /* !AF_CONFIG_OPTION_INDIC */
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AF_DEFINE_WRITING_SYSTEM_CLASS(
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af_indic_writing_system_class,
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AF_WRITING_SYSTEM_INDIC,
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sizeof ( AF_CJKMetricsRec ),
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(AF_WritingSystem_InitMetricsFunc) NULL,
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(AF_WritingSystem_ScaleMetricsFunc)NULL,
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(AF_WritingSystem_DoneMetricsFunc) NULL,
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(AF_WritingSystem_InitHintsFunc) NULL,
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(AF_WritingSystem_ApplyHintsFunc) NULL
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)
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#endif /* !AF_CONFIG_OPTION_INDIC */
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/* END */
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