470 lines
16 KiB
PHP
470 lines
16 KiB
PHP
<?php
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namespace Uiharu;
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final class Colour {
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public static function toHexString(int $colour): string {
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return '#' . str_pad(dechex($colour), 6, '0', STR_PAD_LEFT);
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}
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public static function convertFromCSS(string $input): int {
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$input = strtolower(trim($input));
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if(empty($input))
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return -1;
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switch($input) {
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// CSS Level 1
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case @"black":
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return self::BLACK;
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case @"silver":
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return self::SILVER;
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case @"gray":
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case @"grey": // CSS Level 3
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return self::GREY;
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case @"white":
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return self::WHITE;
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case @"maroon":
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return self::MAROON;
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case @"red":
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return self::RED;
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case @"purple":
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return self::PURPLE;
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case @"fuchsia":
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case @"magenta": // CSS Level 3
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return self::MAGENTA;
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case @"green":
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return self::GREEN;
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case @"lime":
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return self::LIME;
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case @"olive":
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return self::OLIVE;
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case @"yellow":
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return self::YELLOW;
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case @"navy":
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return self::NAVY;
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case @"blue":
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return self::BLUE;
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case @"teal":
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return self::TEAL;
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case @"aqua":
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case @"cyan": // CSS Level 3
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return self::CYAN;
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// CSS Level 2
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case @"orange":
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return self::ORANGE;
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// CSS Level 3
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case @"aliceblue":
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return self::ALICEBLUE;
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case @"antiquewhite":
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return self::ANTIQUEWHITE;
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case @"aquamarine":
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return self::AQUAMARINE;
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case @"azure":
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return self::AZURE;
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case @"beige":
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return self::BEIGE;
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case @"bisque":
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return self::BISQUE;
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case @"blanchedalmond":
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return self::BLANCHEDALMOND;
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case @"blueviolet":
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return self::BLUEVIOLET;
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case @"brown":
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return self::BROWN;
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case @"burlywood":
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return self::BURLYWOOD;
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case @"cadetblue":
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return self::CADETBLUE;
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case @"chartreuse":
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return self::CHARTREUSE;
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case @"chocolate":
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return self::CHOCOLATE;
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case @"coral":
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return self::CORAL;
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case @"cornflowerblue":
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return self::CORNFLOWERBLUE;
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case @"cornsilk":
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return self::CORNSILK;
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case @"crimson":
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return self::CRIMSON;
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case @"darkblue":
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return self::DARKBLUE;
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case @"darkcyan":
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return self::DARKCYAN;
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case @"darkgoldenrod":
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return self::DARKGOLDENROD;
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case @"darkgrey":
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case @"darkgray":
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return self::DARKGREY;
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case @"darkgreen":
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return self::DARKGREEN;
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case @"darkkhaki":
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return self::DARKKHAKI;
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case @"darkmagenta":
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return self::DARKMAGENTA;
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case @"darkolivegreen":
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return self::DARKOLIVEGREEN;
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case @"darkorange":
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return self::DARKORANGE;
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case @"darkorchid":
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return self::DARKORCHID;
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case @"darkred":
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return self::DARKRED;
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case @"darksalmon":
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return self::DARKSALMON;
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case @"darkseagreen":
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return self::DARKSEAGREEN;
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case @"darkslateblue":
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return self::DARKSLATEBLUE;
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case @"darkslategrey":
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case @"darkslategray":
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return self::DARKSLATEGREY;
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case @"darkturquoise":
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return self::DARKTURQUOISE;
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case @"darkviolet":
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return self::DARKVIOLET;
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case @"deeppink":
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return self::DEEPPINK;
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case @"deepskyblue":
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return self::DEEPSKYBLUE;
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case @"dimgray":
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case @"dimgrey":
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return self::DIMGREY;
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case @"dodgerblue":
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return DodgerBluself::DODGERBLUE;
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case @"firebrick":
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return self::FIREBRICK;
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case @"floralwhite":
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return self::FLORALWHITE;
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case @"forestgreen":
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return self::FORESTGREEN;
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case @"gainsboro":
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return self::GAINSBORO;
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case @"ghostwhite":
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return self::GHOSTWHITE;
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case @"gold":
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return self::GOLD;
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case @"goldenrod":
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return self::GOLDENROD;
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case @"greenyellow":
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return self::GREENYELLOW;
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case @"honeydew":
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return self::HONEYDEW;
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case @"hotpink":
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return self::HOTPINK;
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case @"indianred":
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return self::INDIANRED;
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case @"indigo":
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return self::INDIGO;
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case @"ivory":
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return self::IVORY;
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case @"khaki":
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return self::KHAKI;
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case @"lavender":
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return self::LAVENDER;
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case @"lavenderblush":
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return self::LAVENDERBLUSH;
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case @"lawngreen":
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return self::LAWNGREEN;
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case @"lemonchiffon":
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return self::LEMONCHIFFON;
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case @"lightblue":
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return self::LIGHTBLUE;
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case @"lightcoral":
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return self::LIGHTCORAL;
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case @"lightcyan":
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return self::LIGHTCYAN;
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case @"lightgoldenrodyellow":
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return self::LIGHTGOLDENRODYELLOW;
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case @"lightgray":
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case @"lightgrey":
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return self::LIGHTGREY;
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case @"lightgreen":
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return self::LIGHTGREEN;
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case @"lightpink":
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return self::LIGHTPINK;
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case @"lightsalmon":
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return self::LIGHTSALMON;
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case @"lightseagreen":
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return self::LIGHTSEAGREEN;
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case @"lightskyblue":
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return self::LIGHTSEAGREEN;
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case @"lightslategray":
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case @"lightslategrey":
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return self::LIGHTSLATEGREY;
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case @"lightsteelblue":
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return self::LIGHTSTEELBLUE;
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case @"lightyellow":
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return self::LIGHTYELLOW;
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case @"limegreen":
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return self::LIMEGREEN;
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case @"linen":
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return self::LINEN;
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case @"mediumaquamarine":
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return self::MEDIUMAQUAMARINE;
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case @"mediumblue":
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return self::MEDIUMBLUE;
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case @"mediumorchid":
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return self::MEDIUMORCHID;
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case @"mediumpurple":
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return self::MEDIUMPURPLE;
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case @"mediumseagreen":
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return self::MEDIUMSEAGREEN;
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case @"mediumslateblue":
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return self::MEDIUMSLATEBLUE;
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case @"mediumspringgreen":
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return self::MEDIUMSPRINGGREEN;
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case @"mediumturquoise":
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return self::MEDIUMTURQUOISE;
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case @"mediumvioletred":
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return self::MEDIUMVIOLETRED;
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case @"midnightblue":
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return self::MIDNIGHTBLUE;
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case @"mintcream":
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return self::MINTCREAM;
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case @"mistyrose":
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return self::MISTYROSE;
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case @"moccasin":
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return self::MOCCASIN;
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case @"navajowhite":
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return self::NAVAJOWHITE;
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case @"oldlace":
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return self::OLDLACE;
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case @"olivedrab":
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return self::OLIVEDRAB;
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case @"orangered":
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return self::ORANGERED;
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case @"orchid":
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return self::ORCHID;
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case @"palegoldenrod":
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return self::PALEGOLDENROD;
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case @"palegreen":
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return self::PALEGREEN;
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case @"paleturquoise":
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return self::PALETURQUOISE;
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case @"palevioletred":
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return self::PALEVIOLETRED;
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case @"papayawhip":
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return self::PAPAYAWHIP;
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case @"peachpuff":
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return self::PEACHPUFF;
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case @"peru":
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return self::PERU;
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case @"pink":
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return self::PINK;
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case @"plum":
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return self::PLUM;
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case @"powderblue":
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return self::POWDERBLUE;
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case @"rosybrown":
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return self::ROSYBROWN;
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case @"royalblue":
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return self::ROYALBLUE;
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case @"saddlebrown":
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return self::SADDLEBROWN;
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case @"salmon":
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return self::SALMON;
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case @"sandybrown":
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return self::SANDYBROWN;
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case @"seagreen":
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return self::SEAGREEN;
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case @"seashell":
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return self::SEASHELL;
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case @"sienna":
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return self::SIENNA;
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case @"skyblue":
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return self::SKYBLUE;
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case @"slateblue":
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return self::SLATEBLUE;
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case @"slategray":
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case @"slategrey":
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return self::SLATEGREY;
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case @"snow":
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return self::SNOW;
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case @"springgreen":
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return self::SPRINGGREEN;
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case @"steelblue":
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return self::STEELBLUE;
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case @"tan":
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return self::TAN;
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case @"thistle":
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return self::THISTLE;
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case @"tomato":
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return self::TOMATO;
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case @"turquoise":
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return self::TURQUOISE;
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case @"violet":
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return self::VIOLET;
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case @"wheat":
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return self::WHEAT;
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case @"whitesmoke":
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return self::WHITESMOKE;
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case @"yellowgreen":
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return self::YELLOWGREEN;
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// CSS Level 4
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case @"rebeccapurple":
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return self::REBECCAPURPLE;
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}
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// #xxxxxx
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if(preg_match('/^#([a-fA-F0-9]{2})([a-fA-F0-9]{2})([a-fA-F0-9]{2})$/', $input, $matches)) {
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return (hexdec($matches[1]) << 16)
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| (hexdec($matches[2]) << 8)
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| hexdec($matches[3]);
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}
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// #xxx
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if(preg_match('/^#([a-fA-F0-9])([a-fA-F0-9])([a-fA-F0-9])$/', $input, $matches)) {
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return (hexdec($matches[1] . $matches[1]) << 16)
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| (hexdec($matches[2] . $matches[2]) << 8)
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| hexdec($matches[3] . $matches[3]);
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}
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// todo: bother with rgb and rgba someday
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return 0;
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}
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public const BLACK = 0x000000;
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public const SILVER = 0xC0C0C0;
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public const GREY = 0x808080;
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public const WHITE = 0xFFFFFF;
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public const MAROON = 0x800000;
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public const RED = 0xFF0000;
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public const PURPLE = 0x800080;
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public const MAGENTA = 0xFF00FF;
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public const GREEN = 0x008000;
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public const LIME = 0x00FF00;
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public const OLIVE = 0x808000;
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public const YELLOW = 0xFFFF00;
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public const NAVY = 0x000080;
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public const BLUE = 0x0000FF;
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public const TEAL = 0x008080;
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public const CYAN = 0x00FFFF;
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public const ORANGE = 0xFFA500;
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public const ALICEBLUE = 0xF0F8FF;
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public const ANTIQUEWHITE = 0xFAEBD7;
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public const AQUAMARINE = 0x7FFFD4;
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public const AZURE = 0xF0FFFF;
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public const BEIGE = 0xF5F5DC;
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public const BISQUE = 0xFFE4C4;
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public const BLANCHEDALMOND = 0xFFEBCD;
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public const BLUEVIOLET = 0x8A2BE2;
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public const BROWN = 0xA52A2A;
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public const BURLYWOOD = 0xDEB887;
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public const CADETBLUE = 0x5F9EA0;
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public const CHARTREUSE = 0x7FFF00;
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public const CHOCOLATE = 0xD2691E;
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public const CORAL = 0xFF7F50;
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public const CORNFLOWERBLUE = 0x6495ED;
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public const CORNSILK = 0xFFF8DC;
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public const CRIMSON = 0xDC143C;
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public const DARKBLUE = 0x00008B;
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public const DARKCYAN = 0x008B8B;
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public const DARKGOLDENROD = 0xB8860B;
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public const DARKGREY = 0xA9A9A9;
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public const DARKGREEN = 0x006400;
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public const DARKKHAKI = 0xBDB76B;
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public const DARKMAGENTA = 0x8B008B;
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public const DARKOLIVEGREEN = 0x556B2F;
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public const DARKORANGE = 0xFF8C00;
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public const DARKORCHID = 0x9932CC;
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public const DARKRED = 0x8B0000;
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public const DARKSALMON = 0xE9967A;
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public const DARKSEAGREEN = 0x8FBC8F;
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public const DARKSLATEBLUE = 0x483D8B;
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public const DARKSLATEGREY = 0x2F4F4F;
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public const DARKTURQUOISE = 0x00CED1;
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public const DARKVIOLET = 0x9400D3;
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public const DEEPPINK = 0xFF1493;
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public const DEEPSKYBLUE = 0x00BFFF;
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public const DIMGREY = 0x696969;
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public const DODGERBLUE = 0x1E90FF;
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public const FIREBRICK = 0xB22222;
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public const FLORALWHITE = 0xFFFAF0;
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public const FORESTGREEN = 0x228B22;
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public const GAINSBORO = 0xDCDCDC;
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public const GHOSTWHITE = 0xF8F8FF;
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public const GOLD = 0xFFD700;
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public const GOLDENROD = 0xDAA520;
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public const GREENYELLOW = 0xADFF2F;
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public const HONEYDEW = 0xF0FFF0;
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public const HOTPINK = 0xFF69B4;
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public const INDIANRED = 0xCD5C5C;
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public const INDIGO = 0x4B0082;
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public const IVORY = 0xFFFFF0;
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public const KHAKI = 0xF0E68C;
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public const LAVENDER = 0xE6E6FA;
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public const LAVENDERBLUSH = 0xFFF0F5;
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public const LAWNGREEN = 0x7CFC00;
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public const LEMONCHIFFON = 0xFFFACD;
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public const LIGHTBLUE = 0xADD8E6;
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public const LIGHTCORAL = 0xF08080;
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public const LIGHTCYAN = 0xE0FFFF;
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public const LIGHTGOLDENRODYELLOW = 0xFAFAD2;
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public const LIGHTGREY = 0xD3D3D3;
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public const LIGHTGREEN = 0x90EE90;
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public const LIGHTPINK = 0xFFB6C1;
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public const LIGHTSALMON = 0xFFA07A;
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public const LIGHTSEAGREEN = 0x20B2AA;
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public const LIGHTSKYBLUE = 0x87CEFA;
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public const LIGHTSLATEGREY = 0x778899;
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public const LIGHTSTEELBLUE = 0xB0C4DE;
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public const LIGHTYELLOW = 0xFFFFE0;
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public const LIMEGREEN = 0x32CD32;
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public const LINEN = 0xFAF0E6;
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public const MEDIUMAQUAMARINE = 0x66CDAA;
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public const MEDIUMBLUE = 0x0000CD;
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public const MEDIUMORCHID = 0xBA55D3;
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public const MEDIUMPURPLE = 0x9370DB;
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public const MEDIUMSEAGREEN = 0x3CB371;
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public const MEDIUMSLATEBLUE = 0x7B68EE;
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public const MEDIUMSPRINGGREEN = 0x00FA9A;
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public const MEDIUMTURQUOISE = 0x48D1CC;
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public const MEDIUMVIOLETRED = 0xC71585;
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public const MIDNIGHTBLUE = 0x191970;
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public const MINTCREAM = 0xF5FFFA;
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public const MISTYROSE = 0xFFE4E1;
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public const MOCCASIN = 0xFFE4B5;
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public const NAVAJOWHITE = 0xFFDEAD;
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public const OLDLACE = 0xFDF5E6;
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public const OLIVEDRAB = 0x6B8E23;
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public const ORANGERED = 0xFF4500;
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public const ORCHID = 0xDA70D6;
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public const PALEGOLDENROD = 0xEEE8AA;
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public const PALEGREEN = 0x98FB98;
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public const PALETURQUOISE = 0xAFEEEE;
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public const PALEVIOLETRED = 0xDB7093;
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public const PAPAYAWHIP = 0xFFEFD5;
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public const PEACHPUFF = 0xFFDAB9;
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public const PERU = 0xCD853F;
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public const PINK = 0xFFC0CD;
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public const PLUM = 0xDDA0DD;
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public const POWDERBLUE = 0xB0E0E6;
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public const ROSYBROWN = 0xBC8F8F;
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public const ROYALBLUE = 0x4169E1;
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public const SADDLEBROWN = 0x8B4513;
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public const SALMON = 0xFA8072;
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public const SANDYBROWN = 0xF4A460;
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public const SEAGREEN = 0x2E8B57;
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public const SEASHELL = 0xFFF5EE;
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public const SIENNA = 0xA0522D;
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public const SKYBLUE = 0x87CEEB;
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public const SLATEBLUE = 0x6A5ACD;
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public const SLATEGREY = 0x708090;
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public const SNOW = 0xFFFAFA;
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public const SPRINGGREEN = 0x00FF7F;
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public const STEELBLUE = 0x4682B4;
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public const TAN = 0xD2B48C;
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public const THISTLE = 0xD8BFD8;
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public const TOMATO = 0xFF6347;
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public const TURQUOISE = 0x40E0D0;
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public const VIOLET = 0xEE82EE;
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public const WHEAT = 0xF5DEB3;
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public const WHITESMOKE = 0xF5F5F5;
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public const YELLOWGREEN = 0x9ACD32;
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public const REBECCAPURPLE = 0x663399;
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}
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