1 | /**************************************************************************** |
2 | * |
3 | * afshaper.h |
4 | * |
5 | * HarfBuzz interface for accessing OpenType features (specification). |
6 | * |
7 | * Copyright (C) 2013-2023 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 "ft-hb.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 | |