function just_for_fun()
{
$moo = <<<EOT
(__)
(oo)
/------\\/
/ | ||
* /\\---/\\
~~ ~~
EOT;
$cv = caca_create_canvas(0, 0);
caca_set_color_ansi($cv, CACA_LIGHTBLUE, CACA_DEFAULT);
caca_import_string($cv, $moo, "text");
for ($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_rand(1, 10) > 5 ? CACA_LIGHTBLUE : CACA_WHITE, CACA_DEFAULT);
$a = caca_get_attr($cv, -1, -1);
caca_put_attr($cv, $i, $j, $a);
caca_put_attr($cv, $i + 1, $j, $a);
}
}
caca_set_canvas_size($cv, 18, 6);
caca_set_color_ansi($cv, CACA_LIGHTGREEN, CACA_DEFAULT);
caca_put_str($cv, 14, 0, "Moo!");
caca_set_color_ansi($cv, CACA_LIGHTRED, CACA_DEFAULT);
caca_put_char($cv, 14, 1, hexdec("2765"));
//U+2765
caca_put_char($cv, 16, 1, hexdec("2764"));
//U+2764
echo caca_export_string($cv, "html3");
}
* and/or modify it under the terms of the Do What the F**k You Want
* to Public License, Version 2, as published by Sam Hocevar. See
* http://www.wtfpl.net/ for more details.
*/
function transform($tbl, $tx, $ty, $sx, $sy)
{
$result = array();
foreach ($tbl as $pt) {
$result[] = array($pt[0] * $sx + $tx, $pt[1] * $sy + $ty);
}
return $result;
}
if (php_sapi_name() != "cli") {
die("You have to run this program with php-cli!\n");
}
$canvas = caca_create_canvas(0, 0);
$display = caca_create_display($canvas);
if (!$display) {
die("Error while attaching canvas to display\n");
}
$tbl = array(array(5, 2), array(15, 2), array(20, 4), array(25, 2), array(34, 2), array(37, 4), array(36, 9), array(20, 16), array(3, 9), array(2, 4), array(5, 2));
for ($i = 0; $i < 10; $i++) {
caca_set_color_ansi($canvas, 1 + ($color += 4) % 15, CACA_TRANSPARENT);
$scale = caca_rand(4, 10) / 10;
$translate = array(caca_rand(-5, 55), caca_rand(-2, 25));
$pts = transform($tbl, $translate[0], $translate[1], $scale, $scale);
caca_draw_thin_polyline($canvas, $pts);
}
caca_put_str($canvas, 1, 1, "Caca forever...");
caca_refresh_display($display);
caca_get_event($display, CACA_EVENT_KEY_PRESS, 5000000);
static function Rand($min, $max)
{
return caca_rand($min, $max);
}
function demo_triangles($cv, $bounds, $outline)
{
$w = caca_get_canvas_width($cv);
$h = caca_get_canvas_height($cv);
if ($bounds) {
$xa = caca_rand(-$w, 2 * $w);
$ya = caca_rand(-$h, 2 * $h);
$xb = caca_rand(-$w, 2 * $w);
$yb = caca_rand(-$h, 2 * $h);
$xc = caca_rand(-$w, 2 * $w);
$yc = caca_rand(-$h, 2 * $h);
} else {
$xa = caca_rand(0, $w);
$ya = caca_rand(0, $h);
$xb = caca_rand(0, $w);
$yb = caca_rand(0, $h);
$xc = caca_rand(0, $w);
$yc = caca_rand(0, $h);
}
caca_set_color_ansi($cv, caca_rand(0, 16), caca_rand(0, 16));
caca_fill_triangle($cv, $xa, $ya, $xb, $yb, $xc, $yc, ord('#'));
caca_set_color_ansi($cv, caca_rand(0, 16), CACA_BLACK);
if ($outline == 2) {
caca_draw_thin_triangle($cv, $xa, $ya, $xb, $yb, $xc, $yc);
} else {
if ($outline == 1) {
caca_draw_triangle($cv, $xa, $ya, $xb, $yb, $xc, $yc, ord('#'));
}
}
}
