#!/usr/bin/php5
<?php
/*
 *  demo.php      demo for libcaca php binding
 *  Copyright (c) 2008 Nicolas Vion <nico@yojik.eu>
 *
 *  This file is a Php port of the official libcaca's sample program "demo.c"
 *  which is:
 *  Copyright (c) 2003 Sam Hocevar <sam@hocevar.net>
 *
 *  This program is free software. It comes without any warranty, to
 *  the extent permitted by applicable law. You can redistribute it
 *  and/or modify it under the terms of the Do What The Fuck You Want
 *  To Public License, Version 2, as published by Sam Hocevar. See
 *  http://sam.zoy.org/wtfpl/COPYING for more details.
 */

if (php_sapi_name() != "cli") {
    die("You have to run this program with php-cli!\n");
}

$string =  <<<EOT
              |_|
   _,----._   | |
  (/ @  @ \)   __
   |  OO  |   |_
   \ `--' /   |__
    `----'
              |_|
 Hello world!  |
EOT;

$pig = caca_create_canvas(0, 0);
caca_import_string($pig, $string, "text");

$cv = caca_create_canvas(caca_get_canvas_width($pig) * 2, caca_get_canvas_height($pig) * 2);

if (!$cv or !$pig) {
    die("Can't created canvas\n");
}

caca_blit($cv, 0, 0, $pig);
caca_flip($pig);
caca_blit($cv, caca_get_canvas_width($pig), 0, $pig);
caca_flip($pig);
caca_flop($pig);
caca_blit($cv, 0, caca_get_canvas_height($pig), $pig);
caca_flop($pig);
caca_rotate_180($pig);
caca_blit($cv, caca_get_canvas_width($pig), caca_get_canvas_height($pig), $pig);

for($j = 0; $j < caca_get_canvas_height($cv); $j++) {
    for($i = 0; $i < caca_get_canvas_width($cv); $i += 2) {
        caca_set_color_ansi($cv, CACA_LIGHTBLUE + ($i + $j) % 6, CACA_DEFAULT);
        $a = caca_get_attr($cv, -1, -1);
        caca_put_attr($cv, $i, $j, $a);
        caca_put_attr($cv, $i + 1, $j, $a);
    }
}

echo caca_export_string($cv, "utf8");
caca_rotate_left($cv);
echo caca_export_string($cv, "utf8");

?>
