summaryrefslogtreecommitdiff
path: root/Build/source/libs/freetype2/freetype-2.4.6/src/autofit/afindic.c
diff options
context:
space:
mode:
Diffstat (limited to 'Build/source/libs/freetype2/freetype-2.4.6/src/autofit/afindic.c')
-rw-r--r--Build/source/libs/freetype2/freetype-2.4.6/src/autofit/afindic.c155
1 files changed, 155 insertions, 0 deletions
diff --git a/Build/source/libs/freetype2/freetype-2.4.6/src/autofit/afindic.c b/Build/source/libs/freetype2/freetype-2.4.6/src/autofit/afindic.c
new file mode 100644
index 00000000000..c232cff7830
--- /dev/null
+++ b/Build/source/libs/freetype2/freetype-2.4.6/src/autofit/afindic.c
@@ -0,0 +1,155 @@
+/***************************************************************************/
+/* */
+/* afindic.c */
+/* */
+/* Auto-fitter hinting routines for Indic scripts (body). */
+/* */
+/* Copyright 2007, 2011 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, */
+/* 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 "aftypes.h"
+#include "aflatin.h"
+
+
+#ifdef AF_CONFIG_OPTION_INDIC
+
+#include "afindic.h"
+#include "aferrors.h"
+#include "afcjk.h"
+
+
+#ifdef AF_CONFIG_OPTION_USE_WARPER
+#include "afwarp.h"
+#endif
+
+
+ static FT_Error
+ af_indic_metrics_init( AF_CJKMetrics metrics,
+ FT_Face 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, 0x7530 );
+#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 AF_Err_Ok;
+ }
+
+
+ static void
+ af_indic_metrics_scale( AF_CJKMetrics metrics,
+ AF_Scaler scaler )
+ {
+ /* use CJK routines */
+ af_cjk_metrics_scale( metrics, scaler );
+ }
+
+
+ static FT_Error
+ af_indic_hints_init( AF_GlyphHints hints,
+ AF_CJKMetrics metrics )
+ {
+ /* use CJK routines */
+ return af_cjk_hints_init( hints, metrics );
+ }
+
+
+ static FT_Error
+ af_indic_hints_apply( AF_GlyphHints hints,
+ FT_Outline* outline,
+ AF_CJKMetrics metrics )
+ {
+ /* use CJK routines */
+ return af_cjk_hints_apply( hints, outline, metrics );
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** I N D I C S C R I P T C L A S S *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ 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( 0x0F00UL, 0x0FFFUL), /* Tibetan */
+ AF_UNIRANGE_REC( 0x1900UL, 0x194FUL), /* Limbu */
+ AF_UNIRANGE_REC( 0x1B80UL, 0x1BBFUL), /* Sundanese */
+ AF_UNIRANGE_REC( 0x1C80UL, 0x1CDFUL), /* Meetei Mayak */
+ AF_UNIRANGE_REC( 0xA800UL, 0xA82FUL), /* Syloti Nagri */
+ AF_UNIRANGE_REC( 0x11800UL, 0x118DFUL), /* Sharada */
+ AF_UNIRANGE_REC( 0UL, 0UL)
+ };
+
+
+ AF_DEFINE_SCRIPT_CLASS(af_indic_script_class,
+ AF_SCRIPT_INDIC,
+ af_indic_uniranges,
+
+ sizeof( AF_CJKMetricsRec ),
+
+ (AF_Script_InitMetricsFunc) af_indic_metrics_init,
+ (AF_Script_ScaleMetricsFunc)af_indic_metrics_scale,
+ (AF_Script_DoneMetricsFunc) NULL,
+
+ (AF_Script_InitHintsFunc) af_indic_hints_init,
+ (AF_Script_ApplyHintsFunc) af_indic_hints_apply
+ )
+
+#else /* !AF_CONFIG_OPTION_INDIC */
+
+ static const AF_Script_UniRangeRec af_indic_uniranges[] =
+ {
+ { 0, 0 }
+ };
+
+
+ AF_DEFINE_SCRIPT_CLASS(af_indic_script_class,
+ AF_SCRIPT_INDIC,
+ af_indic_uniranges,
+
+ sizeof( AF_CJKMetricsRec ),
+
+ (AF_Script_InitMetricsFunc) NULL,
+ (AF_Script_ScaleMetricsFunc)NULL,
+ (AF_Script_DoneMetricsFunc) NULL,
+
+ (AF_Script_InitHintsFunc) NULL,
+ (AF_Script_ApplyHintsFunc) NULL
+ )
+
+#endif /* !AF_CONFIG_OPTION_INDIC */
+
+
+/* END */