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1 | <?php |
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2 | |
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3 | /** |
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4 | * Name: Spice of Life |
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5 | * Date: October 20, 2001 |
6 | * Comment Generates random colors for each frame, |
7 | * featuring either a dark or light background. |
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8 | * |
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9 | * @author Jorey Bump |
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10 | * @copyright © 2000-2007 The SquirrelMail Project Team |
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11 | * @license http://opensource.org/licenses/gpl-license.php GNU Public License |
12 | * @version $Id$ |
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13 | * @package squirrelmail |
14 | * @subpackage themes |
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15 | */ |
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16 | |
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17 | /** Prevent direct script loading */ |
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18 | if (isset($_SERVER['SCRIPT_FILENAME']) && $_SERVER['SCRIPT_FILENAME'] == __FILE__) { |
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19 | die(); |
20 | } |
21 | |
22 | /** load sq_mt_randomize() */ |
23 | include_once(SM_PATH . 'functions/strings.php'); |
24 | |
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25 | /** seed the random number generator **/ |
26 | sq_mt_randomize(); |
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27 | |
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28 | /** light(1) or dark(0) background? **/ |
29 | $bg = mt_rand(0,1); |
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30 | |
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31 | /** range delimiter **/ |
32 | $bgrd = $bg * 128; |
33 | |
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34 | for ($i = 0; $i <= 16; $i++) { |
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35 | /** background/foreground toggle **/ |
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36 | if ($i == 0 or $i == 3 or $i == 4 or $i == 5 or $i == 9 or $i == 10 or $i == 12 or $i == 16) { |
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37 | /** background **/ |
38 | $cmin = 0 + $bgrd; |
39 | $cmax = 127 + $bgrd; |
40 | } else { |
41 | /** text **/ |
42 | $cmin = 128 - $bgrd; |
43 | $cmax = 255 - $bgrd; |
44 | } |
45 | |
46 | /** generate random color **/ |
47 | $r = mt_rand($cmin,$cmax); |
48 | $g = mt_rand($cmin,$cmax); |
49 | $b = mt_rand($cmin,$cmax); |
50 | |
51 | /** set array element as hex string with hashmark (for HTML output) **/ |
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52 | $color[$i] = sprintf('#%02X%02X%02X',$r,$g,$b); |
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53 | } |