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");
}
</head>
<body>
<?php
/*
* dithering.php sample program for libcaca php binding
* Copyright (c) 2008 Nicolas Vion <*****@*****.**>
*
* 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 F**k You Want
* to Public License, Version 2, as published by Sam Hocevar. See
* http://www.wtfpl.net/ for more details.
*/
$src = "logo-caca.png";
$img = imagecreatefrompng(dirname(__FILE__) . "/" . $src);
if (!$img) {
die("Can not open image.\n");
}
$dither = caca_create_dither($img);
if (!$dither) {
die("Can not create dither. Maybe you compiled caca-php without gd support.\n");
}
$canvas = caca_create_canvas(100, 40);
caca_dither_bitmap($canvas, 0, 0, caca_get_canvas_width($canvas), caca_get_canvas_height($canvas), $dither, $img);
echo caca_export_string($canvas, "html3");
echo "<img src=\"./{$src}\" alt=\"\" />";
?>
</body>
</html>
function getHeight()
{
return caca_get_canvas_height($this->cv);
}
| | | ``/ /` /
jgs /,_| | /,_/ /
/,_/ '`-'
EOT;
$canvas = caca_create_canvas(0, 0);
caca_set_color_ansi($canvas, CACA_RED, CACA_WHITE);
caca_import_string($canvas, $pig_str, "text");
caca_set_color_ansi($canvas, CACA_BLUE, CACA_LIGHTGRAY);
caca_put_str($canvas, 0, 0, "Я люблю Либкаку");
return $canvas;
}
if (isset($_GET["png"])) {
$canvas = pig();
$font = caca_load_builtin_font("Monospace Bold 12");
$width = caca_get_canvas_width($canvas) * caca_get_font_width($font);
$height = caca_get_canvas_height($canvas) * caca_get_font_height($font);
$img = imagecreatetruecolor($width, $height);
caca_render_canvas($canvas, $font, $img);
header("Content-type: image/png");
imagepng($img);
} else {
$render_php = isset($_SERVER['SCRIPT_NAME']) ? $_SERVER['SCRIPT_NAME'] : 'render.php';
header("Content-type: text/html; charset=UTF-8");
?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<title>Я люблю Либкаку</title>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
}
} else {
$cv = caca_create_canvas(WIDTH, HEIGHT);
for ($y = 0; $y < 256; $y++) {
for ($x = 0; $x < 256; $x++) {
$r = $x;
$g = (255 - $y + $x) / 2;
$b = $y * (255 - $x) / 256;
imagesetpixel($pixels, $x, $y, imagecolorallocate($pixels, $r, $g, $b));
}
}
$dither = caca_create_dither($pixels);
if ($format == "ansi" || $format == "utf8") {
caca_set_dither_charset($dither, "shades");
}
caca_dither_bitmap($cv, 0, 0, caca_get_canvas_width($cv), caca_get_canvas_height($cv), $dither, $pixels);
caca_set_color_ansi($cv, CACA_WHITE, CACA_BLACK);
caca_draw_thin_box($cv, 0, 0, WIDTH - 1, HEIGHT - 1);
caca_set_color_ansi($cv, CACA_BLACK, CACA_WHITE);
caca_fill_ellipse($cv, WIDTH / 2, HEIGHT / 2, WIDTH / 4, HEIGHT / 4, ord(' '));
caca_set_color_ansi($cv, CACA_LIGHTGRAY, CACA_BLACK);
caca_put_str($cv, WIDTH / 2 - 12, HEIGHT / 2 - 6, " lightgray on black ");
caca_set_color_ansi($cv, CACA_DEFAULT, CACA_TRANSPARENT);
caca_put_str($cv, WIDTH / 2 - 12, HEIGHT / 2 - 5, " default on transparent ");
caca_set_color_ansi($cv, CACA_BLACK, CACA_WHITE);
caca_put_str($cv, WIDTH / 2 - 12, HEIGHT / 2 - 4, " black on white ");
caca_set_color_ansi($cv, CACA_BLACK, CACA_WHITE);
caca_put_str($cv, WIDTH / 2 - 8, HEIGHT / 2 - 3, "[<><><><> <>--<>]");
caca_put_str($cv, WIDTH / 2 - 8, HEIGHT / 2 - 2, "[ドラゴン ボーレ]");
caca_put_str($cv, WIDTH / 2 - 7, HEIGHT / 2 + 2, "äβç ░▒▓█▓▒░ ΔЗҒ");
caca_put_str($cv, WIDTH / 2 - 5, HEIGHT / 2 + 4, "(\") \\o/ <&>");
\\ `--' / |__
`----'
|_|
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");
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('#'));
}
}
}
