1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
|
<?php
/*
* export libcaca export test program
* Copyright (c) 2008 Benjamin C. Wiley Sittler <bsittler@gmail.com>
*
* This file is a Php port of "examples/export.c"
* which is:
* Copyright (c) 2006 Sam Hocevar <sam@hocevar.net>
* All Rights Reserved
*
* 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://www.wtfpl.net/ for more details.
*/
define('WIDTH', 80);
define('HEIGHT', 32);
$pixels = imagecreatetruecolor(256, 256);
$exports = caca_get_export_list();
$file = isset($_FILES['file']) ? $_FILES['file']['tmp_name'] : NULL;
$filename = isset($_FILES['file']) ? $_FILES['file']['name'] : NULL;
$format = isset($_REQUEST['format']) ? $_REQUEST['format'] : NULL;
if((! $format) || (! array_key_exists($format, $exports)))
{
header("Content-type: text/html; charset=UTF-8");
?><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<title>libcaca export test program</title>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
<script type="text/javascript">
/*<![CDATA[*/
update_preview = function (select)
{
var iframe_map = {
'html': true,
'html3': true,
'bbfr': true
};
if (self.opera
||
(('' + navigator.userAgent).match(/.*(WebKit|Gecko).*/)))
{
iframe_map['svg'] = true;
}
var e;
try
{
var format = select.options[select.selectedIndex].value;
var newLocation = 'about:blank';
if (iframe_map[format])
{
newLocation = self.location.pathname + '?format=' + encodeURIComponent(format);
}
self.frames[0].location.replace(newLocation, true);
}
catch (e)
{
alert('e' + e);
}
return true;
};
/*]]>*/
</script>
</head>
<body onload="update_preview(document.forms.exportform.elements.format);">
<form id="exportform" name="exportform" action="#" enctype="multipart/form-data" method="post">
<label for="file">File:</label>
<input id="file" name="file" type="file" /> <em>(optional)</em>
<br />
<input type="submit" value="Export" />
<label for="format">as</label>
<select name="format" id="format" onchange="update_preview(this);">
<?php
foreach($exports as $format => $name)
{
?><option value="<?= htmlspecialchars($format) ?>"<?=
($format == 'html') ? ' selected="selected"' : '' ?>><?=
htmlspecialchars($name . " (" . $format . ")") ?></option><?php
}
?>
</select>
</form>
<?php
$export_php = isset($_SERVER['SCRIPT_NAME'])
?
$_SERVER['SCRIPT_NAME']
:
'export.php';
?><iframe frameborder="0" name="preview" id="preview" width="820" height="620" style="margin: 0; padding: 0; border: none; width: 100%"></iframe>
</body>
</html>
<?php
exit(0);
}
if($file)
{
$cv = caca_create_canvas(0, 0);
if(caca_import_file($cv, $file, "") < 0)
{
die("`" . htmlspecialchars($filename) . "' has unknown format\n");
}
}
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/ <&>");
caca_set_attr($cv, CACA_BOLD);
caca_put_str($cv, WIDTH / 2 - 16, HEIGHT / 2 + 3, "Bold");
caca_set_attr($cv, CACA_BLINK);
caca_put_str($cv, WIDTH / 2 - 9, HEIGHT / 2 + 3, "Blink");
caca_set_attr($cv, CACA_ITALICS);
caca_put_str($cv, WIDTH / 2 - 1, HEIGHT / 2 + 3, "Italics");
caca_set_attr($cv, CACA_UNDERLINE);
caca_put_str($cv, WIDTH / 2 + 8, HEIGHT / 2 + 3, "Underline");
caca_set_attr($cv, 0);
caca_set_color_ansi($cv, CACA_WHITE, CACA_LIGHTBLUE);
caca_put_str($cv, WIDTH / 2 - 7, HEIGHT / 2, " LIBCACA ");
for($x = 0; $x < 16; $x++)
{
caca_set_color_argb($cv, 0xff00 | $x, 0xf00f | ($x << 4));
caca_put_char($cv, WIDTH / 2 - 7 + $x, HEIGHT / 2 + 6, ord('#'));
}
}
$content_type_map = array(
'ansi' => 'text/plain; charset=CP437',
'utf8' => 'text/plain; charset=UTF-8',
'utf8cr' => 'text/plain; charset=UTF-8',
'html' => 'text/html; charset=UTF-8',
'html3' => 'text/html; charset=UTF-8',
'bbfr' => 'text/plain; charset=UTF-8',
'irc' => 'text/plain; charset=UTF-8',
'ps' => 'application/postscript',
'svg' => 'image/svg+xml',
'tga' => 'image/x-targa'
);
$download_extension_map = array(
'caca' => 'caca',
'ansi' => 'txt',
'utf8' => 'txt',
'utf8cr' => 'txt',
'irc' => 'txt',
'tga' => 'tga'
);
$inline_extension_map = array(
'bbfr' => 'txt',
'ps' => 'ps',
'svg' => 'svg'
);
if (! array_key_exists($format, $content_type_map))
$content_type = 'application/octet-stream';
else
$content_type = $content_type_map[$format];
header('Content-Type: ' . $content_type);
if (array_key_exists($format, $download_extension_map))
header('Content-Disposition: attachment; filename=export.' . $download_extension_map[$format]);
else if (array_key_exists($format, $inline_extension_map))
header('Content-Disposition: inline; filename=export.' . $inline_extension_map[$format]);
echo caca_export_string($cv, $format);
?>
|
