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1 | <?php |
2 | /** Author: Tyler Akins |
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3 | Theme Name: 'Darkness' |
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4 | |
5 | Like black? |
6 | |
7 | **/ |
8 | |
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9 | |
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10 | require_once(SM_PATH . 'functions/strings.php'); |
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11 | |
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12 | // Note: The text distance is actually pre-squared |
13 | // Background range is from 24-64, all three colors are the same |
14 | // Text range is from 196 to 255 |
15 | $BackgroundTargetDistance = 12; |
16 | $BackgroundAdjust = 1; |
17 | $TextTargetDistance = 65536; |
18 | $TextAdjust = 0.95; |
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19 | |
20 | function IsUnique($Distance, $r, $g, $b, $usedArray) |
21 | { |
22 | foreach ($usedArray as $data) { |
23 | $a = abs($data[0] - $r); |
24 | $b = abs($data[1] - $g); |
25 | $c = abs($data[2] - $b); |
26 | $newDistance = $a * $a + $b * $b + $c * $c; |
27 | if ($newDistance < $Distance) |
28 | return false; |
29 | } |
30 | return true; |
31 | } |
32 | |
33 | |
34 | // Extra spiffy page fade if left frame |
35 | // Always tremble background |
36 | // This might make people go insane. Yes! *Victory dance!* |
37 | function Darkness_HeaderPlugin() { |
38 | global $PHP_SELF, $Darkness_Transition; |
39 | |
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40 | if (substr($PHP_SELF, -18) == '/src/left_main.php') { |
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41 | echo '<meta http-equiv="Page-Enter" content="' . |
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42 | 'blendTrans(Duration=2.0)">' . "\n"; |
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43 | } |
44 | |
45 | ?><script language=javascript> |
46 | darkness_color = 0; |
47 | darkness_dir = +1; |
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48 | darkness_hex = new Array('0', '1', '2', '3', '4', '5', '6', '7', '8', '9', |
49 | 'A', 'B', 'C', 'D', 'E', 'F'); |
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50 | function DarknessTremble() { |
51 | if (darkness_color >= 32 || darkness_color <= 0) |
52 | darkness_dir = - darkness_dir; |
53 | darkness_color += darkness_dir; |
54 | if (darkness_color < 0) |
55 | darkness_color = 0; |
56 | bigDigit = Math.floor(darkness_color / 16); |
57 | littleDigit = darkness_color - (bigDigit * 16); |
58 | Color = darkness_hex[bigDigit] + darkness_hex[littleDigit]; |
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59 | document.bgColor='#' + Color + Color + Color; |
60 | setTimeout('DarknessTremble()', 5000); |
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61 | } |
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62 | setTimeout('DarknessTremble()', 10000); |
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63 | </script> |
64 | <?PHP |
65 | } |
66 | |
67 | global $squirrelmail_plugin_hooks; |
68 | $squirrelmail_plugin_hooks['generic_header']['theme_darkness'] = |
69 | 'Darkness_HeaderPlugin'; |
70 | |
71 | /** seed the random number generator **/ |
72 | sq_mt_randomize(); |
73 | |
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74 | $color[3] = '#000000'; |
75 | $color[4] = '#000000'; |
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76 | $used = array(0); |
77 | $targetDistance = $BackgroundTargetDistance; |
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78 | $Left = array(0, 5, 9, 10, 12); |
79 | while (count($Left) > 0) { |
80 | // Some background colors |
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81 | $r = mt_rand(24,64); |
82 | $unique = true; |
83 | foreach ($used as $col) { |
84 | if (abs($r - $col) < $targetDistance) |
85 | $unique = false; |
86 | } |
87 | if ($unique) { |
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88 | $i = array_shift($Left); |
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89 | $color[$i] = sprintf('#%02X%02X%02X',$r,$r, $r); |
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90 | $used[] = $r; |
91 | $targetDistance = $BackgroundTargetDistance; |
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92 | } else { |
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93 | $targetDistance -= $BackgroundAdjust; |
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94 | } |
95 | } |
96 | |
97 | // Set the error color to some shade of red |
98 | $r = mt_rand(196, 255); |
99 | $g = mt_rand(144, ($r * .8)); |
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100 | $color[2] = sprintf('#%02X%02X%02X', $r, $g, $g); |
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101 | $used = array(array($r, $g, $g)); |
102 | |
103 | // Set normal text colors |
104 | $cmin = 196; |
105 | $cmax = 255; |
106 | foreach (array(6, 8) as $i) { |
107 | /** generate random color **/ |
108 | $r = mt_rand($cmin,$cmax); |
109 | $g = mt_rand($cmin,$cmax); |
110 | $b = mt_rand($cmin,$cmax); |
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111 | $color[$i] = sprintf('#%02X%02X%02X',$r,$g,$b); |
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112 | $used[] = array($r, $g, $b); |
113 | } |
114 | |
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115 | $Left = array(1, 7, 11, 13, 14, 15); |
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116 | $targetDistance = $TextTargetDistance; |
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117 | while (count($Left) > 0) { |
118 | // Text colors -- Try to keep the colors distinct |
119 | $cmin = 196; |
120 | $cmax = 255; |
121 | |
122 | /** generate random color **/ |
123 | $r = mt_rand($cmin,$cmax); |
124 | $g = mt_rand($cmin,$cmax); |
125 | $b = mt_rand($cmin,$cmax); |
126 | |
127 | if (IsUnique($targetDistance, $r, $g, $b, $used)) { |
128 | $i = array_shift($Left); |
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129 | $color[$i] = sprintf('#%02X%02X%02X',$r,$g,$b); |
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130 | $used[] = array($r, $g, $b); |
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131 | $targetDistance = $TextTargetDistance; |
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132 | } else { |
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133 | $targetDistance *= $TextAdjust; |
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134 | } |
135 | } |
136 | |
137 | |
138 | /** Reference from doc/themes.txt |
139 | |
140 | b 0: Title Bar at the top of the page header |
141 | f 1: <not currently used> |
142 | f 2: Error messages, usually red |
143 | b 3: Left folder list background color |
144 | b 4: Normal background color |
145 | b 5: Header of the message index [From, Date, Subject] |
146 | f 6: Normal text on the left folder list |
147 | f 7: Links in the right frame, Folders with subfolders in left frame |
148 | f 8: Normal text [usually black] |
149 | b 9: Darker version of #0 |
150 | b 10: Darker version of #9 |
151 | f 11: Special folders color [Inbox, Trash, Sent] |
152 | b 12: Alternate color for message list [alters between 4 and this one] |
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153 | f 13: Color for single-quoted text ('> text') when reading (default: #800000) |
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154 | f 14: Color for text with more than one quote (default: #FF0000) |
155 | |
156 | **/ |
157 | |
158 | ?> |