1 /****************************************************************************
2  *
3  * ttcolr.h
4  *
5  *   TrueType and OpenType colored glyph layer support (specification).
6  *
7  * Copyright 2018 by
8  * David Turner, Robert Wilhelm, and Werner Lemberg.
9  *
10  * Originally written by Shao Yu Zhang <shaozhang@fb.com>.
11  *
12  * This file is part of the FreeType project, and may only be used,
13  * modified, and distributed under the terms of the FreeType project
14  * license, LICENSE.TXT.  By continuing to use, modify, or distribute
15  * this file you indicate that you have read the license and
16  * understand and accept it fully.
17  *
18  */
19 
20 
21 #ifndef __TTCOLR_H__
22 #define __TTCOLR_H__
23 
24 
25 #include <ft2build.h>
26 #include "ttload.h"
27 
28 
29 FT_BEGIN_HEADER
30 
31 
32   FT_LOCAL( FT_Error )
33   tt_face_load_colr( TT_Face    face,
34                      FT_Stream  stream );
35 
36   FT_LOCAL( void )
37   tt_face_free_colr( TT_Face  face );
38 
39   FT_LOCAL( FT_Bool )
40   tt_face_get_colr_layer( TT_Face            face,
41                           FT_UInt            base_glyph,
42                           FT_UInt           *aglyph_index,
43                           FT_UInt           *acolor_index,
44                           FT_LayerIterator*  iterator );
45 
46   FT_LOCAL( FT_Error )
47   tt_face_colr_blend_layer( TT_Face       face,
48                             FT_UInt       color_index,
49                             FT_GlyphSlot  dstSlot,
50                             FT_GlyphSlot  srcSlot );
51 
52 
53 FT_END_HEADER
54 
55 
56 #endif /* __TTCOLR_H__ */
57 
58 /* END */
59