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comparison libmlk-adventure/adventure/action/teleport.c @ 272:a49ae1b6ea4f

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adventure: don't use plural in directories
author David Demelier <markand@malikania.fr>
date Sat, 12 Dec 2020 12:16:47 +0100
parents libmlk-adventure/adventure/actions/teleport.c@9bbbabb6f077
children e28429dbdaaf
comparison
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271:eadd3dbfa0af 272:a49ae1b6ea4f
1 /*
2 * teleport.c -- teleport contact
3 *
4 * Copyright (c) 2020 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 <compat.h>
20
21 #include <assert.h>
22 #include <stdio.h>
23 #include <stdlib.h>
24 #include <string.h>
25
26 #include <core/action.h>
27 #include <core/alloc.h>
28 #include <core/maths.h>
29 #include <core/painter.h>
30 #include <core/panic.h>
31 #include <core/texture.h>
32 #include <core/window.h>
33
34 #include <rpg/map.h>
35
36 #include <adventure/molko.h>
37
38 #include "teleport.h"
39
40 struct teleport {
41 struct action action;
42 struct texture overlay;
43 struct map *map;
44 char destination[FILENAME_MAX];
45 unsigned int elapsed;
46 unsigned int alpha;
47 int origin_x;
48 int origin_y;
49 int x;
50 int y;
51 unsigned int w;
52 unsigned int h;
53 };
54
55 static void
56 draw(struct action *act)
57 {
58 struct teleport *tp = act->data;
59
60 texture_set_blend_mode(&tp->overlay, TEXTURE_BLEND_BLEND);
61 texture_set_alpha_mod(&tp->overlay, tp->alpha);
62
63 PAINTER_BEGIN(&tp->overlay);
64 painter_set_color(0x000000ff);
65 painter_clear();
66 PAINTER_END();
67
68 texture_draw(&tp->overlay, 0, 0);
69 }
70
71 static bool
72 update_fadeout(struct action *act, unsigned int ticks)
73 {
74 struct teleport *tp = act->data;
75
76 tp->elapsed += ticks;
77
78 if (tp->elapsed >= 10) {
79 if (tp->alpha >= 255) {
80 molko_teleport("assets/maps/map-world.map", tp->origin_x, tp->origin_y);
81 return true;
82 }
83
84 tp->elapsed = 0;
85 tp->alpha += 5;
86 }
87
88 return false;
89 }
90
91 static bool
92 update_touch(struct action *act, unsigned int ticks)
93 {
94 (void)ticks;
95
96 struct teleport *tp = act->data;
97 const int x = tp->x - tp->map->player_sprite->cellw;
98 const int y = tp->y - tp->map->player_sprite->cellh;
99 const unsigned int w = tp->w + tp->map->player_sprite->cellw;
100 const unsigned int h = tp->h + tp->map->player_sprite->cellh;
101
102 if (maths_is_boxed(x, y, w, h, tp->map->player_x, tp->map->player_y)) {
103 /* Stop movement and disable input. */
104 tp->map->player_movement = 0;
105 game.inhibit = INHIBIT_STATE_INPUT;
106
107 /*
108 * We change our update function and add a draw function that
109 * fade the screen out.
110 */
111 if (!texture_new(&tp->overlay, window.w, window.h))
112 panic();
113
114 act->update = update_fadeout;
115 act->draw = draw;
116 }
117
118 return false;
119 }
120
121 static void
122 finish(struct action *act)
123 {
124 struct teleport *self = act->data;
125
126 texture_finish(&self->overlay);
127
128 free(act->data);
129 }
130
131 struct action *
132 teleport_new(struct map *map,
133 const char *destination,
134 int x,
135 int y,
136 unsigned int w,
137 unsigned int h,
138 int origin_x,
139 int origin_y)
140 {
141 assert(map);
142 assert(destination);
143
144 struct teleport *tp;
145
146 tp = alloc_new0(sizeof (*tp));
147 tp->map = map;
148 tp->x = x;
149 tp->y = y;
150 tp->w = w;
151 tp->h = h;
152 tp->origin_x = origin_x;
153 tp->origin_y = origin_y;
154 strlcpy(tp->destination, destination, sizeof (tp->destination));
155
156 tp->action.data = tp;
157 tp->action.update = update_touch;
158 tp->action.finish = finish;
159
160 return &tp->action;
161 }