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comparison src/examples/example-animation/main.c @ 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 examples/example-animation/main.c@d01e83210ca2
children
comparison
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319:b843eef4cc35 320:8f9937403749
1 /*
2 * example-animation.c -- example on how to use animations
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 #include <core/animation.h>
20 #include <core/core.h>
21 #include <core/event.h>
22 #include <core/game.h>
23 #include <core/image.h>
24 #include <core/sys.h>
25 #include <core/window.h>
26 #include <core/painter.h>
27 #include <core/panic.h>
28 #include <core/sprite.h>
29 #include <core/state.h>
30 #include <core/texture.h>
31 #include <core/util.h>
32
33 #include <ui/label.h>
34 #include <ui/ui.h>
35
36 #define W 1280
37 #define H 720
38 #define PATH(r) util_pathf("%s/mlk-adventure/%s", sys_dir(SYS_DIR_DATA), r)
39
40 static struct label label = {
41 .text = "Keys: <Space> start or reset the animation.",
42 .x = 10,
43 .y = 10,
44 .flags = LABEL_FLAGS_SHADOW
45 };
46
47 static struct texture numbers;
48 static struct animation animation;
49 static struct sprite sprite;
50 static int completed = 1;
51
52 static void
53 init(void)
54 {
55 if (core_init("fr.malikania", "animation") < 0 || ui_init() < 0)
56 panic();
57 if (window_open("Example - Animation", W, H) < 0)
58 panic();
59 if (image_open(&numbers, PATH("sprites/numbers.png")) < 0)
60 panic();
61 }
62
63 static void
64 handle(struct state *st, const union event *ev)
65 {
66 (void)st;
67
68 switch (ev->type) {
69 case EVENT_KEYDOWN:
70 switch (ev->key.key) {
71 case KEY_SPACE:
72 animation_start(&animation);
73 completed = animation_completed(&animation);
74 break;
75 default:
76 break;
77 }
78 break;
79 case EVENT_QUIT:
80 game_quit();
81 break;
82 default:
83 break;
84 }
85 }
86
87 static void
88 update(struct state *st, unsigned int ticks)
89 {
90 (void)st;
91
92 if (!completed)
93 completed = animation_update(&animation, ticks);
94 }
95
96 static void
97 draw(struct state *st)
98 {
99 (void)st;
100
101 painter_set_color(0x4f8fbaff);
102 painter_clear();
103 label_draw(&label);
104
105 if (!completed)
106 animation_draw(&animation, (window.w - sprite.cellw) / 2, (window.h - sprite.cellh) / 2);
107
108 painter_present();
109 }
110
111 static void
112 run(void)
113 {
114 struct state state = {
115 .handle = handle,
116 .update = update,
117 .draw = draw
118 };
119
120 sprite_init(&sprite, &numbers, 48, 48);
121 animation_init(&animation, &sprite, 1000);
122
123 game_push(&state);
124 game_loop();
125 }
126
127 static void
128 quit(void)
129 {
130 window_finish();
131 ui_finish();
132 core_finish();
133 }
134
135 int
136 main(int argc, char **argv)
137 {
138 (void)argc;
139 (void)argv;
140
141 init();
142 run();
143 quit();
144 }
145