static int start_action(int i)
{
audio_play(AUD_MENU, 1.0f);
if (i == START_BACK)
return goto_state(&st_set);
if (level_opened(i))
{
if (level_play(USER_REPLAY_FILE, i))
return goto_state(&st_level);
else
{
set_free();
return goto_state(&st_title);
}
}
return 1;
}
void menu_show(ALLEGRO_DISPLAY *display, ALLEGRO_EVENT_QUEUE *event_queue) {
al_set_target_backbuffer(display);
ALLEGRO_BITMAP *bg = table_lookup(textures, "menu-bg");
ALLEGRO_FONT *font = al_load_ttf_font("data/DejaVuSans.ttf", 12, 0);
ptr_array_t *level_data = level_data_query("levels");
bool running = true;
ALLEGRO_EVENT ev;
ALLEGRO_TIMER *frames_timer = al_create_timer(1 / FPS);
al_register_event_source(event_queue, al_get_timer_event_source(frames_timer));
al_start_timer(frames_timer);
uint selection = 0;
rect_t rects[level_data->len];
for (uint i = 0; i < level_data->len; i++)
rects[i] = (rect_t) { i * 200 + 50, 50, i * 200 + 150, 150 };
while (running) {
al_wait_for_event(event_queue, &ev);
switch (ev.type) {
case ALLEGRO_EVENT_DISPLAY_CLOSE:
running = false;
break;
case ALLEGRO_EVENT_TIMER:
if (ev.timer.source != frames_timer)
break;
al_draw_bitmap(bg, 0, 0, 0);
for (uint32_t i = 0; i < level_data->len; i++) {
level_data_t *level = ptr_array_index(level_data, i);
al_draw_filled_rectangle(rects[i].x0, rects[i].y0,
rects[i].x1, rects[i].y1,
al_map_rgba(255, 255, 255, 200));
al_draw_text(font, al_map_rgb(0, 0, 0), rects[i].x0 + 20,
rects[i].y0 + 20, 0, level->name);
}
al_flip_display();
break;
case ALLEGRO_EVENT_KEY_DOWN:
switch (ev.keyboard.keycode) {
case ALLEGRO_KEY_ESCAPE:
running = false;
break;
default:
break;
}
break;
case ALLEGRO_EVENT_MOUSE_BUTTON_DOWN:
{
uint prev_selection = selection;
selection = pointer_over_level(level_data->len, rects, ev);
if (selection && selection == prev_selection) {
level_data_t *level_datum = ptr_array_index(level_data,
selection - 1);
level_t *level = level_parse(level_datum->filename);
level_play(level, display, event_queue);
}
break;
}
default:
break;
}
}
}
