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/*
* Example program for the JPGalleg library
*
* Version 2.6, by Angelo Mottola, 2000-2006
*
* This example shows how to display JPGs stored in a datafile.
*/
#include <allegro.h>
#include <jpgalleg.h>
#include "datafile.h"
int
main(void)
{
DATAFILE *data;
BITMAP *bmp;
allegro_init();
install_keyboard();
jpgalleg_init();
set_color_depth(32);
if (set_gfx_mode(GFX_AUTODETECT, 640, 480, 0, 0)) {
set_color_depth(16);
if (set_gfx_mode(GFX_AUTODETECT, 640, 480, 0, 0)) {
set_color_depth(15);
if (set_gfx_mode(GFX_AUTODETECT, 640, 480, 0, 0)) {
allegro_message("Unable to init truecolor 640x480 gfx mode: %s", allegro_error);
return -1;
}
}
}
data = load_datafile("datafile.dat");
if (!data) {
set_gfx_mode(GFX_TEXT, 0, 0, 0, 0);
allegro_message("Error loading datafile.dat\n");
return -1;
}
clear(screen);
bmp = (BITMAP *)data[JPGALLEG_LOGO].dat;
blit(bmp, screen, 0, 0, 0, 0, bmp->w, bmp->h);
readkey();
unload_datafile(data);
return 0;
}
END_OF_MAIN();
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