nortega/spaceshipsim
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Implement pause functionality.

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This commit is contained in:
Nicolás Ortega Froysa 2018-04-13 08:02:34 +02:00
parent 349848ebf6
commit 63f950e26b
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GPG Key ID: FEC70E3BAE2E69BF
3 changed files with 19 additions and 5 deletions
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3
src/event_manager.c
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@ -101,6 +101,9 @@ void set_key(int keycode, int value) {
case ALLEGRO_KEY_F: case ALLEGRO_KEY_F:
keys[KEY_FULLSCREEN] = value; keys[KEY_FULLSCREEN] = value;
break; break;
case ALLEGRO_KEY_P:
keys[KEY_PAUSE] = value;
break;
default: default:
break; break;
} }

3
src/event_manager.h
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@ -27,7 +27,8 @@ enum {
KEY_RIGHT = 0x3, KEY_RIGHT = 0x3,
KEY_RESET = 0x4, KEY_RESET = 0x4,
KEY_FULLSCREEN = 0x5, KEY_FULLSCREEN = 0x5,
KEY_MAX = 0x6 KEY_PAUSE = 0x6,
KEY_MAX = 0x7
}; };
/** /**

10
src/main.c
View File

@ -104,17 +104,27 @@ int main() {
redraw = 1; redraw = 1;
show_help = 1; show_help = 1;
show_info = 1; show_info = 1;
int paused = 0;
int old_paused = 0;
while(run) while(run)
{ {
handle_event(); handle_event();
// only redraw or run simulation if the timer event has occurred // only redraw or run simulation if the timer event has occurred
if(redraw) if(redraw)
{
if(paused == old_paused && key_is_down(KEY_PAUSE))
paused = !paused;
else if(paused != old_paused && !key_is_down(KEY_PAUSE))
old_paused = paused;
if(!paused)
{ {
if(key_is_down(KEY_RESET)) if(key_is_down(KEY_RESET))
ship_init(&ship, WINDOW_WIDTH / 2, WINDOW_HEIGHT / 2); ship_init(&ship, WINDOW_WIDTH / 2, WINDOW_HEIGHT / 2);
else else
ship_update(&ship); ship_update(&ship);
}
al_clear_to_color(al_map_rgb(0, 0, 0)); al_clear_to_color(al_map_rgb(0, 0, 0));
ship_draw(&ship); ship_draw(&ship);