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/* An example showing bitmap flipping flags, by Steven Wallace. */
#include <allegro5/allegro.h>
#include <allegro5/allegro_image.h>
#include <allegro5/allegro_font.h>
#include "common.c"
#define INTERVAL 0.1
int main(int argc, char **argv)
{
ALLEGRO_DISPLAY *display;
ALLEGRO_TIMER *timer;
ALLEGRO_EVENT_QUEUE *queue;
ALLEGRO_FONT *font;
char *text = NULL;
bool done = false;
bool redraw = true;
(void)argc;
(void)argv;
if (!al_init()) {
abort_example("Failed to init Allegro.\n");
}
if (!al_init_image_addon()) {
abort_example("Failed to init IIO addon.\n");
}
al_init_font_addon();
init_platform_specific();
display = al_create_display(640, 480);
if (!display) {
abort_example("Error creating display.\n");
}
if (!al_install_keyboard()) {
abort_example("Error installing keyboard.\n");
}
font = al_load_font("data/fixed_font.tga", 0, 0);
if (!font) {
abort_example("Error loading data/fixed_font.tga\n");
}
timer = al_create_timer(INTERVAL);
queue = al_create_event_queue();
al_register_event_source(queue, al_get_keyboard_event_source());
al_register_event_source(queue, al_get_timer_event_source(timer));
al_register_event_source(queue, al_get_display_event_source(display));
al_start_timer(timer);
al_set_blender(ALLEGRO_ADD, ALLEGRO_ONE, ALLEGRO_INVERSE_ALPHA);
while (!done) {
ALLEGRO_EVENT event;
if (redraw && al_is_event_queue_empty(queue)) {
if (text)
al_free(text);
if (al_clipboard_has_text(display)) {
text = al_get_clipboard_text(display);
}
else {
text = NULL;
}
al_clear_to_color(al_map_rgb_f(0, 0, 0));
if (text) {
al_draw_text(font, al_map_rgba_f(1, 1, 1, 1.0), 0, 0, 0, text);
}
else {
al_draw_text(font, al_map_rgba_f(1, 0, 0, 1.0), 0, 0, 0,
"No clipboard text available.");
}
al_flip_display();
redraw = false;
}
al_wait_for_event(queue, &event);
switch (event.type) {
case ALLEGRO_EVENT_KEY_DOWN:
if (event.keyboard.keycode == ALLEGRO_KEY_ESCAPE) {
done = true;
}
else if (event.keyboard.keycode == ALLEGRO_KEY_SPACE) {
al_set_clipboard_text(display, "Copied from Allegro!");
}
break;
case ALLEGRO_EVENT_DISPLAY_CLOSE:
done = true;
break;
case ALLEGRO_EVENT_TIMER:
redraw = true;
break;
}
}
al_destroy_font(font);
return 0;
}
/* vim: set sts=3 sw=3 et: */
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