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/*
* Example program for the Allegro library, by Shawn Hargreaves.
*
* This program demonstrates how to access the contents of an
* Allegro datafile (created by the grabber utility).
*/
#include "allegro.h"
/* the grabber produces this header, which contains defines for the names
* of all the objects in the datafile (BIG_FONT, SILLY_BITMAP, etc).
*/
#include "example.h"
int main(int argc, char *argv[])
{
DATAFILE *datafile;
char buf[256];
allegro_init();
install_keyboard();
if (set_gfx_mode(GFX_SAFE, 320, 200, 0, 0) != 0) {
set_gfx_mode(GFX_TEXT, 0, 0, 0, 0);
allegro_message("Unable to set any graphic mode\n%s\n", allegro_error);
return 1;
}
/* we still don't have a palette => Don't let Allegro twist colors */
set_color_conversion(COLORCONV_NONE);
/* load the datafile into memory */
replace_filename(buf, argv[0], "example.dat", sizeof(buf));
datafile = load_datafile(buf);
if (!datafile) {
set_gfx_mode(GFX_TEXT, 0, 0, 0, 0);
allegro_message("Error loading %s!\n", buf);
return 1;
}
/* select the palette which was loaded from the datafile */
set_palette(datafile[THE_PALETTE].dat);
/* aha, set a palette and let Allegro convert colors when blitting */
set_color_conversion(COLORCONV_TOTAL);
/* display the bitmap from the datafile */
textout(screen, font, "This is the bitmap:", 32, 16, makecol(255, 255, 255));
blit(datafile[SILLY_BITMAP].dat, screen, 0, 0, 64, 32, 64, 64);
/* and use the font from the datafile */
textout(screen, datafile[BIG_FONT].dat, "And this is a big font!", 32, 128,
makecol(0, 255, 0));
readkey();
/* unload the datafile when we are finished with it */
unload_datafile(datafile);
return 0;
}
END_OF_MAIN();
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