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Keyboard input added.

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This commit is contained in:
Nicolás Ortega Froysa
2018-03-25 15:22:43 +02:00
parent d57da20ec7
commit ea4f4a97b6
3 changed files with 95 additions and 6 deletions
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71
src/event_manager.c
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@ -22,12 +22,20 @@
#ifdef DEBUG
# include <stdio.h>
#endif
#include <stddef.h>
#include <allegro5/allegro.h>
static ALLEGRO_EVENT_QUEUE *event_queue;
static ALLEGRO_TIMER *timer;
static int keys[KEY_MAX];
int evnt_mngr_init() {
if(!al_install_keyboard())
return 0;
#ifdef DEBUG
puts("Initialized keyboard.");
#endif
timer = al_create_timer(1.0f / FPS);
if(!timer)
return 0;
@ -37,7 +45,10 @@ int evnt_mngr_init() {
event_queue = al_create_event_queue();
if(!event_queue)
{
al_destroy_timer(timer);
return 0;
}
#ifdef DEBUG
puts("Initialized event queue.");
#endif
@ -46,6 +57,11 @@ int evnt_mngr_init() {
al_register_event_source(event_queue,
al_get_timer_event_source(timer));
al_start_timer(timer);
// set all keys to false at initialization
for(size_t i = 0; i < KEY_MAX; ++i)
keys[i] = 0;
return 1;
}
@ -60,12 +76,59 @@ void evnt_mngr_deinit() {
#endif
}
void set_key(int keycode, int value) {
int key_index = -1;
switch(keycode)
{
case ALLEGRO_KEY_UP:
key_index = KEY_UP;
break;
case ALLEGRO_KEY_DOWN:
key_index = KEY_DOWN;
break;
case ALLEGRO_KEY_LEFT:
key_index = KEY_LEFT;
break;
case ALLEGRO_KEY_RIGHT:
key_index = KEY_RIGHT;
break;
case ALLEGRO_KEY_R:
key_index = KEY_RESET;
break;
case ALLEGRO_KEY_H:
key_index = KEY_HELP;
break;
case ALLEGRO_KEY_I:
key_index = KEY_INFO;
break;
case ALLEGRO_KEY_F:
key_index = KEY_FULLSCREEN;
break;
default:
key_index = -1;
break;
}
if(key_index != -1)
keys[key_index] = value;
}
void handle_event() {
ALLEGRO_EVENT evnt;
al_wait_for_event(event_queue, &evnt);
if(evnt.type == ALLEGRO_EVENT_TIMER)
redraw = 1;
else if(evnt.type == ALLEGRO_EVENT_DISPLAY_CLOSE)
run = 0;
switch(evnt.type)
{
case ALLEGRO_EVENT_TIMER:
redraw = 1;
break;
case ALLEGRO_EVENT_DISPLAY_CLOSE:
run = 0;
break;
case ALLEGRO_EVENT_KEY_DOWN:
set_key(evnt.keyboard.keycode, 1);
break;
case ALLEGRO_EVENT_KEY_UP:
set_key(evnt.keyboard.keycode, 0);
break;
}
}