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<?php
/**
* Theme Name: 'Darkness'
* Like black?
*
* @author Tyler Akins
* @copyright © 2001-2006 The SquirrelMail Project Team
* @license http://opensource.org/licenses/gpl-license.php GNU Public License
* @version $Id: darkness.php,v 1.18 2006/02/05 11:32:35 jervfors Exp $
* @package squirrelmail
* @subpackage themes
*/
/**
* Load up the usual suspects.. */
require_once(SM_PATH . 'functions/strings.php');
// Note: The text distance is actually pre-squared
// Background range is from 24-64, all three colors are the same
// Text range is from 196 to 255
$BackgroundTargetDistance = 12;
$BackgroundAdjust = 1;
$TextTargetDistance = 65536;
$TextAdjust = 0.95;
function IsUnique($Distance, $r, $g, $b, $usedArray)
{
foreach ($usedArray as $data) {
$a = abs($data[0] - $r);
$b = abs($data[1] - $g);
$c = abs($data[2] - $b);
$newDistance = $a * $a + $b * $b + $c * $c;
if ($newDistance < $Distance)
return false;
}
return true;
}
// Extra spiffy page fade if left frame
// Always tremble background
// This might make people go insane. Yes! *Victory dance!*
function Darkness_HeaderPlugin() {
global $PHP_SELF;
if (substr($PHP_SELF, -18) == '/src/left_main.php') {
echo '<meta http-equiv="Page-Enter" content="' .
'blendTrans(Duration=2.0)" />' . "\n";
}
?><script type="text/javascript">
darkness_color = 0;
darkness_dir = +1;
darkness_hex = new Array('0', '1', '2', '3', '4', '5', '6', '7', '8', '9',
'a', 'b', 'c', 'd', 'e', 'f');
function DarknessTremble() {
if (darkness_color >= 32 || darkness_color <= 0)
darkness_dir = - darkness_dir;
darkness_color += darkness_dir;
if (darkness_color < 0)
darkness_color = 0;
bigDigit = Math.floor(darkness_color / 16);
littleDigit = darkness_color - (bigDigit * 16);
Color = darkness_hex[bigDigit] + darkness_hex[littleDigit];
document.bgColor='#' + Color + Color + Color;
setTimeout('DarknessTremble()', 5000);
}
setTimeout('DarknessTremble()', 10000);
</script>
<?php
}
global $squirrelmail_plugin_hooks;
$squirrelmail_plugin_hooks['generic_header']['theme_darkness'] =
'Darkness_HeaderPlugin';
/** seed the random number generator **/
sq_mt_randomize();
$color[3] = '#000000';
$color[4] = '#000000';
$used = array(0);
$targetDistance = $BackgroundTargetDistance;
$Left = array(0, 5, 9, 10, 12);
while (count($Left) > 0) {
// Some background colors
$r = mt_rand(24,64);
$unique = true;
foreach ($used as $col) {
if (abs($r - $col) < $targetDistance)
$unique = false;
}
if ($unique) {
$i = array_shift($Left);
$color[$i] = sprintf('#%02X%02X%02X',$r,$r, $r);
$used[] = $r;
$targetDistance = $BackgroundTargetDistance;
} else {
$targetDistance -= $BackgroundAdjust;
}
}
// Set the error color to some shade of red
$r = mt_rand(196, 255);
$g = mt_rand(144, ($r * .8));
$color[2] = sprintf('#%02X%02X%02X', $r, $g, $g);
$used = array(array($r, $g, $g));
// Set normal text colors
$cmin = 196;
$cmax = 255;
foreach (array(6, 8) as $i) {
/** generate random color **/
$r = mt_rand($cmin,$cmax);
$g = mt_rand($cmin,$cmax);
$b = mt_rand($cmin,$cmax);
$color[$i] = sprintf('#%02X%02X%02X',$r,$g,$b);
$used[] = array($r, $g, $b);
}
$Left = array(1, 7, 11, 13, 14, 15);
$targetDistance = $TextTargetDistance;
while (count($Left) > 0) {
// Text colors -- Try to keep the colors distinct
$cmin = 196;
$cmax = 255;
/** generate random color **/
$r = mt_rand($cmin,$cmax);
$g = mt_rand($cmin,$cmax);
$b = mt_rand($cmin,$cmax);
if (IsUnique($targetDistance, $r, $g, $b, $used)) {
$i = array_shift($Left);
$color[$i] = sprintf('#%02X%02X%02X',$r,$g,$b);
$used[] = array($r, $g, $b);
$targetDistance = $TextTargetDistance;
} else {
$targetDistance *= $TextAdjust;
}
}
/** Reference from doc/themes.txt
b 0: Title Bar at the top of the page header
f 1: <not currently used>
f 2: Error messages, usually red
b 3: Left folder list background color
b 4: Normal background color
b 5: Header of the message index [From, Date, Subject]
f 6: Normal text on the left folder list
f 7: Links in the right frame, Folders with subfolders in left frame
f 8: Normal text [usually black]
b 9: Darker version of #0
b 10: Darker version of #9
f 11: Special folders color [Inbox, Trash, Sent]
b 12: Alternate color for message list [alters between 4 and this one]
f 13: Color for single-quoted text ('> text') when reading (default: #800000)
f 14: Color for text with more than one quote (default: #FF0000)
**/
?>
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