source: mainline/uspace/lib/draw/font/bitmap_backend.h@ 2cc1ec0

lfn serial ticket/834-toolchain-update topic/msim-upgrade topic/simplify-dev-export
Last change on this file since 2cc1ec0 was 2cc1ec0, checked in by Martin Sucha <sucha14@…>, 11 years ago

Refactor drawing of fonts into multiple layers.

This will need further work to split glyph resolution
process to separate functions in order to support ligatures,
addition of kerning support, separate text layout functions,
etc.

  • Property mode set to 100644
File size: 2.1 KB
Line 
1/*
2 * Copyright (c) 2012 Petr Koupy
3 * Copyright (c) 2014 Martin Sucha
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 *
10 * - Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * - Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * - The name of the author may not be used to endorse or promote products
16 * derived from this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
23 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 */
29
30/** @addtogroup draw
31 * @{
32 */
33/**
34 * @file
35 */
36
37#ifndef DRAW_FONT_BITMAP_BACKEND_H_
38#define DRAW_FONT_BITMAP_BACKEND_H_
39
40#include <sys/types.h>
41
42#include "../font.h"
43#include "../surface.h"
44#include "../source.h"
45
46typedef struct {
47 int (*resolve_glyph)(void *, const wchar_t, glyph_id_t *);
48 int (*load_glyph_surface)(void *, glyph_id_t, surface_t **);
49 int (*load_glyph_metrics)(void *, glyph_id_t, glyph_metrics_t *);
50 void (*release)(void *);
51} bitmap_font_decoder_t;
52
53extern int bitmap_font_create(bitmap_font_decoder_t *, void *, uint32_t,
54 font_metrics_t, uint16_t, font_t **);
55
56#endif
57
58/** @}
59 */
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