1 /**************************************************************************** 2 * 3 * afshaper.h 4 * 5 * HarfBuzz interface for accessing OpenType features (specification). 6 * 7 * Copyright (C) 2013-2020 by 8 * David Turner, Robert Wilhelm, and Werner Lemberg. 9 * 10 * This file is part of the FreeType project, and may only be used, 11 * modified, and distributed under the terms of the FreeType project 12 * license, LICENSE.TXT. By continuing to use, modify, or distribute 13 * this file you indicate that you have read the license and 14 * understand and accept it fully. 15 * 16 */ 17 18 19 #ifndef AFSHAPER_H_ 20 #define AFSHAPER_H_ 21 22 23 #include <freetype/freetype.h> 24 25 26 #ifdef FT_CONFIG_OPTION_USE_HARFBUZZ 27 28 #include <hb.h> 29 #include <hb-ot.h> 30 #include <hb-ft.h> 31 32 #endif 33 34 35 FT_BEGIN_HEADER 36 37 FT_Error 38 af_shaper_get_coverage( AF_FaceGlobals globals, 39 AF_StyleClass style_class, 40 FT_UShort* gstyles, 41 FT_Bool default_script ); 42 43 44 void* 45 af_shaper_buf_create( FT_Face face ); 46 47 void 48 af_shaper_buf_destroy( FT_Face face, 49 void* buf ); 50 51 const char* 52 af_shaper_get_cluster( const char* p, 53 AF_StyleMetrics metrics, 54 void* buf_, 55 unsigned int* count ); 56 57 FT_ULong 58 af_shaper_get_elem( AF_StyleMetrics metrics, 59 void* buf_, 60 unsigned int idx, 61 FT_Long* x_advance, 62 FT_Long* y_offset ); 63 64 /* */ 65 66 FT_END_HEADER 67 68 #endif /* AFSHAPER_H_ */ 69 70 71 /* END */ 72