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