1/**************************************************************************
2 *
3 * Copyright 2010 LunarG, Inc.  All Rights Reserved.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the
7 * "Software"), to deal in the Software without restriction, including
8 * without limitation the rights to use, copy, modify, merge, publish,
9 * distribute, sub license, and/or sell copies of the Software, and to
10 * permit persons to whom the Software is furnished to do so, subject to
11 * the following conditions:
12 *
13 * The above copyright notice and this permission notice (including the
14 * next paragraph) shall be included in all copies or substantial portions
15 * of the Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
20 * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
21 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
22 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
23 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24 *
25 **************************************************************************/
26
27#ifndef _TEXT_H
28#define _TEXT_H
29
30#include "vg_context.h"
31#include "cso_cache/cso_hash.h"
32
33struct vg_font;
34struct vg_image;
35struct path;
36
37struct vg_font *font_create(VGint glyphCapacityHint);
38void font_destroy(struct vg_font *font);
39
40void font_set_glyph_to_path(struct vg_font *font,
41                            VGuint glyphIndex,
42                            struct path *path,
43                            VGboolean isHinted,
44                            const VGfloat glyphOrigin[2],
45                            const VGfloat escapement[2]);
46
47void font_set_glyph_to_image(struct vg_font *font,
48                             VGuint glyphIndex,
49                             struct vg_image *image,
50                             const VGfloat glyphOrigin[2],
51                             const VGfloat escapement[2]);
52
53void font_clear_glyph(struct vg_font *font,
54                      VGuint glyphIndex);
55
56void font_draw_glyph(struct vg_font *font,
57                     VGuint glyphIndex,
58                     VGbitfield paintModes,
59                     VGboolean allowAutoHinting);
60
61void font_draw_glyphs(struct vg_font *font,
62                      VGint glyphCount,
63                      const VGuint *glyphIndices,
64                      const VGfloat *adjustments_x,
65                      const VGfloat *adjustments_y,
66                      VGbitfield paintModes,
67                      VGboolean allowAutoHinting);
68
69VGint font_num_glyphs(struct vg_font *font);
70
71#endif /* _TEXT_H */
72