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comparison src/libmlk-rpg/rpg/battle-state-opening.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 libmlk-rpg/rpg/battle-state-opening.c@d01e83210ca2
children 460c78706989
comparison
equal deleted inserted replaced
319:b843eef4cc35 320:8f9937403749
1 /*
2 * battle-state-opening.c -- battle state (opening)
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 <assert.h>
20 #include <stdlib.h>
21
22 #include <core/alloc.h>
23 #include <core/painter.h>
24 #include <core/panic.h>
25 #include <core/window.h>
26
27 #include "battle.h"
28 #include "battle-state.h"
29
30 #define DELAY (1000U)
31
32 struct opening {
33 struct battle_state self;
34 unsigned int elapsed;
35 };
36
37 static int
38 update(struct battle_state *st, struct battle *bt, unsigned int ticks)
39 {
40 assert(bt);
41
42 struct opening *opening = st->data;
43
44 opening->elapsed += ticks;
45
46 /*
47 * Those function will effectively change state accordingly to the
48 * order of playing.
49 */
50 if (opening->elapsed >= DELAY)
51 battle_state_check(bt);
52
53 return 0;
54 }
55
56 static void
57 draw(const struct battle_state *st, const struct battle *bt)
58 {
59 (void)bt;
60
61 assert(bt);
62
63 const struct opening *opening = st->data;
64 const unsigned int w = window.w;
65 const unsigned int h = window.h / 2;
66 const unsigned int ch = opening->elapsed * h / DELAY;
67
68 /* Draw some bezels opening. */
69 painter_set_color(0x000000ff);
70 painter_draw_rectangle(0, 0, w, h - ch);
71 painter_draw_rectangle(0, h + ch, w, h - ch);
72 }
73
74 static void
75 finish(struct battle_state *st, struct battle *bt)
76 {
77 (void)bt;
78
79 free(st->data);
80 }
81
82 void
83 battle_state_opening(struct battle *bt)
84 {
85 assert(bt);
86
87 struct opening *opening;
88
89 if (!(opening = alloc_new0(sizeof (*opening))))
90 panic();
91
92 opening->self.data = opening;
93 opening->self.update = update;
94 opening->self.draw = draw;
95 opening->self.finish = finish;
96
97 battle_switch(bt, &opening->self);
98 }