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annotate examples/example-audio/main.c @ 263:cd5bdb995052

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cmake: create a new libmlk-data library
author David Demelier <markand@malikania.fr>
date Tue, 08 Dec 2020 17:00:03 +0100
parents 76afe639fd72
children 196264679079
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1 /*
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2 * example-audio.c -- show how to use sounds and music
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3 *
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4 * Copyright (c) 2020 David Demelier <markand@malikania.fr>
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5 *
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6 * Permission to use, copy, modify, and/or distribute this software for any
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7 * purpose with or without fee is hereby granted, provided that the above
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8 * copyright notice and this permission notice appear in all copies.
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9 *
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10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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17 */
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18
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19 #include <core/core.h>
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20 #include <core/event.h>
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21 #include <core/game.h>
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22 #include <core/music.h>
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23 #include <core/painter.h>
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24 #include <core/panic.h>
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25 #include <core/sound.h>
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26 #include <core/state.h>
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27 #include <core/sys.h>
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28 #include <core/util.h>
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29 #include <core/window.h>
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30
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31 #include <ui/label.h>
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32 #include <ui/theme.h>
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33 #include <ui/ui.h>
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34
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35 #define W 1280
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36 #define H 720
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37 #define PATH(r) util_pathf("%s/mlk-adventure/%s", sys_dir(SYS_DIR_DATA), r)
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38
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39 static struct music music;
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40 static struct sound sound;
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41
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42 static struct label label_music = {
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43 .text = "Music: <Space> play, <f> fade in, <s> fade out, <p> pause, <r> resume, <q> stop, <l> loop.",
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44 .x = 10,
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45 .y = 10,
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46 .flags = LABEL_FLAGS_SHADOW
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47 };
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48
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49 static struct label label_sound = {
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50 .text = "Sound: click anywhere to pop a sound.",
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51 .x = 10,
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52 .y = 30,
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53 .flags = LABEL_FLAGS_SHADOW
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54 };
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55
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56 static void
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57 init(void)
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58 {
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59 if (!core_init("fr.malikania", "audio") || !ui_init())
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60 panic();
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61 if (!window_open("Example - Audio", W, H))
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62 panic();
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63 if (!music_open(&music, PATH("music/vabsounds-romance.ogg")) ||
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64 !sound_open(&sound, PATH("sounds/fire.wav")))
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65 panic();
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66 }
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67
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68 static void
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69 quit(void)
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70 {
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71 window_finish();
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72 ui_finish();
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73 core_finish();
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74 }
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75
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76 static void
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77 handle(struct state *st, const union event *ev)
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78 {
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79 (void)st;
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80
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81 switch (ev->type) {
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82 case EVENT_CLICKDOWN:
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83 if (!sound_play(&sound, -1, 0))
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84 panic();
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85 break;
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86 case EVENT_KEYDOWN:
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87 switch (ev->key.key) {
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88 case KEY_f:
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89 music_play(&music, 0, 500);
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90 break;
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91 case KEY_s:
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92 music_stop(500);
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93 break;
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94 case KEY_p:
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95 music_pause();
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96 break;
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97 case KEY_r:
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98 music_resume();
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99 break;
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100 case KEY_q:
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101 music_stop(0);
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102 break;
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103 case KEY_l:
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104 music_play(&music, MUSIC_LOOP, 0);
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105 break;
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106 case KEY_SPACE:
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107 music_play(&music, 0, 0);
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108 break;
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109 default:
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110 break;
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111 }
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112 break;
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113 case EVENT_QUIT:
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114 game_quit();
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115 break;
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116 default:
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117 break;
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118 }
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119 }
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120
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121 static void
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122 draw(struct state *st)
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123 {
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124 (void)st;
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125
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126 painter_set_color(0x006554ff);
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127 painter_clear();
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128 label_draw(&label_music);
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129 label_draw(&label_sound);
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130 painter_present();
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131 }
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132
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133 static void
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134 run(void)
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135 {
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136 struct state state = {
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137 .handle = handle,
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138 .draw = draw
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139 };
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140
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141 game_switch(&state, true);
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142 game_loop();
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143
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144 music_finish(&music);
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145 sound_finish(&sound);
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146 }
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147
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148 int
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149 main(int argc, char **argv)
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150 {
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151 (void)argc;
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152 (void)argv;
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153
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68ce8e02061a sound: add basic sound API
David Demelier <markand@malikania.fr>
parents:
diff changeset
154 init();
68ce8e02061a sound: add basic sound API
David Demelier <markand@malikania.fr>
parents:
diff changeset
155 run();
68ce8e02061a sound: add basic sound API
David Demelier <markand@malikania.fr>
parents:
diff changeset
156 quit();
68ce8e02061a sound: add basic sound API
David Demelier <markand@malikania.fr>
parents:
diff changeset
157 }