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comparison src/libmlk-core/core/painter.h @ 320:8f9937403749

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misc: improve loading of data
author David Demelier <markand@malikania.fr>
date Fri, 01 Oct 2021 20:30:00 +0200
parents libmlk-core/core/painter.h@d01e83210ca2
children 19782ea1cf4a
comparison
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319:b843eef4cc35 320:8f9937403749
1 /*
2 * painter.h -- basic drawing routines
3 *
4 * Copyright (c) 2020-2021 David Demelier <markand@malikania.fr>
5 *
6 * Permission to use, copy, modify, and/or distribute this software for any
7 * purpose with or without fee is hereby granted, provided that the above
8 * copyright notice and this permission notice appear in all copies.
9 *
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 */
18
19 #ifndef MOLKO_CORE_PAINTER_H
20 #define MOLKO_CORE_PAINTER_H
21
22 #include "core.h"
23
24 struct texture;
25
26 CORE_BEGIN_DECLS
27
28 struct texture *
29 painter_get_target(void);
30
31 void
32 painter_set_target(struct texture *);
33
34 unsigned long
35 painter_get_color(void);
36
37 void
38 painter_set_color(unsigned long);
39
40 void
41 painter_draw_line(int, int, int, int);
42
43 void
44 painter_draw_point(int, int);
45
46 void
47 painter_draw_rectangle(int, int, unsigned int, unsigned int);
48
49 void
50 painter_draw_circle(int, int, int);
51
52 void
53 painter_clear(void);
54
55 void
56 painter_present(void);
57
58 CORE_END_DECLS
59
60 #define PAINTER_BEGIN(tex) \
61 do { \
62 struct texture *__current_texture__; \
63 \
64 __current_texture__ = painter_get_target(); \
65 painter_set_target((tex))
66
67 #define PAINTER_END() \
68 painter_set_target(__current_texture__); \
69 } while (0)
70
71 #endif /* !MOLKO_CORE_PAINTER_H */