/* YellowRectangle - Draw a yellow rectangle */
/* Released into the public domain by Tilman Kranz <t.kranz@tk-sls.de> on Mar 21st 2018 */

#include <allegro5/allegro5.h>
#include <allegro5/allegro_primitives.h>

int main(int argc, char **argv) {
    al_init();
    al_init_primitives_addon();
    al_install_touch_input();
    al_install_keyboard();

    auto display = al_create_display(0, 0);
    auto queue = al_create_event_queue();
    auto redraw = true;
    auto done = false;

    al_register_event_source(queue, al_get_display_event_source(display));
    al_register_event_source(queue, al_get_touch_input_event_source());

    while (!done) {
        if (redraw) {
            al_draw_filled_rectangle(10, 20, 100, 75, al_map_rgb(255, 255, 0));
            al_flip_display();

            redraw = false;
        }

        ALLEGRO_EVENT event;

        al_wait_for_event(queue, &event);

        switch(event.type){
            case ALLEGRO_EVENT_DISPLAY_CLOSE:
                done = true;

                break;
            case ALLEGRO_EVENT_DISPLAY_HALT_DRAWING:
                al_acknowledge_drawing_halt(display);

                break;
            case ALLEGRO_EVENT_DISPLAY_RESUME_DRAWING:
                al_acknowledge_drawing_resume(display);

                redraw = true;

                break;
            case ALLEGRO_EVENT_DISPLAY_RESIZE:
                al_acknowledge_resize(display);

                break;
            case ALLEGRO_EVENT_TOUCH_BEGIN:
                done = true;

                break;
            default:
                break;
        }
    }

    al_destroy_display(display);

    return 0;
}