forked from minhngoc25a/freetype2
101 lines
3.4 KiB
C
101 lines
3.4 KiB
C
/***************************************************************************/
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/* */
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/* fttype1.c */
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/* */
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/* FreeType utility file for PS names support (body). */
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/* */
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/* Copyright 2002 by */
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/* David Turner, Robert Wilhelm, and Werner Lemberg. */
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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 <ft2build.h>
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#include FT_INTERNAL_TYPE1_TYPES_H
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#include FT_INTERNAL_OBJECTS_H
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/* Cast a FT_Face to a T1_Face if necessary. */
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/* This implementation sucks, but a lot of things should change in the */
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/* future anyway... */
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/* */
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static T1_Face
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t1_face_check_cast( FT_Face face )
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{
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FT_Module driver;
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T1_Face result = NULL;
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if ( face && face->driver != NULL )
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{
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driver = (FT_Module)face->driver;
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if ( driver->clazz && driver->clazz->module_name &&
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ft_strcmp( driver->clazz->module_name, "type1" ) == 0 )
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{
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/* correct typecast! */
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result = (T1_Face)face;
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}
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}
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return result;
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}
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/* documentation is in t1tables.h */
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FT_EXPORT_DEF( FT_Error )
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FT_Get_PS_Font_Info( FT_Face face,
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PS_FontInfoRec* afont_info )
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{
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FT_Error error = FT_Err_Invalid_Argument;
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T1_Face t1_face = t1_face_check_cast( face );
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if ( t1_face != NULL )
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{
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*afont_info = t1_face->type1.font_info;
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error = FT_Err_Ok;
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}
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return error;
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}
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/* XXX: Bad hack, but I didn't want to change several drivers here. */
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/* documentation is in t1tables.h */
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FT_EXPORT_DEF( FT_Int )
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FT_Has_PS_Glyph_Names( FT_Face face )
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{
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FT_Int result = 0;
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const char* driver_name;
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if ( face && face->driver && face->driver->root.clazz )
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{
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/* Currently, only the type1 and cff drivers provide reliable */
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/* glyph names... */
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/* We could probably hack the TrueType driver to recognize */
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/* certain cases where the glyph names are most certainly */
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/* correct (e.g. using a 20 or 22 format `post' table), but */
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/* this will probably happen later... */
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driver_name = face->driver->root.clazz->module_name;
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result = ( ft_strcmp( driver_name, "type1" ) == 0 ||
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ft_strcmp( driver_name, "cff" ) == 0 );
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}
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return result;
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}
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/* END */
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