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<?php |
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namespace League\Glide\Manipulators\Helpers; |
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class Color |
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{ |
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/** |
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* 3 digit color code expression. |
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*/ |
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const SHORT_RGB = '/^[0-9a-f]{3}$/i'; |
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/** |
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* 4 digit color code expression. |
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*/ |
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const SHORT_ARGB = '/^[0-9]{1}[0-9a-f]{3}$/i'; |
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/** |
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* 6 digit color code expression. |
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*/ |
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const LONG_RGB = '/^[0-9a-f]{6}$/i'; |
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/** |
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* 8 digit color code expression. |
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*/ |
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const LONG_ARGB = '/^[0-9]{2}[0-9a-f]{6}$/i'; |
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/** |
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* The red value. |
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* @var int |
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*/ |
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protected $red; |
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/** |
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* The green value. |
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* @var int |
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*/ |
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protected $green; |
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/** |
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* The blue value. |
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* @var int |
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*/ |
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protected $blue; |
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/** |
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* The alpha value. |
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* @var int|double |
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*/ |
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protected $alpha; |
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/** |
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* Create color helper instance. |
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* @param string $value The color value. |
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*/ |
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public function __construct($value) |
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{ |
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do { |
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if ($hex = $this->getHexFromColorName($value)) { |
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$rgba = $this->parseHex($hex); |
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$alpha = 1; |
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break; |
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} |
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if (preg_match(self::SHORT_RGB, $value)) { |
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$rgba = $this->parseHex($value.$value); |
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$alpha = 1; |
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break; |
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} |
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if (preg_match(self::SHORT_ARGB, $value)) { |
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$rgba = $this->parseHex(substr($value, 1).substr($value, 1)); |
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$alpha = substr($value, 0, 1) / 10; |
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break; |
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} |
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if (preg_match(self::LONG_RGB, $value)) { |
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$rgba = $this->parseHex($value); |
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$alpha = 1; |
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break; |
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} |
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if (preg_match(self::LONG_ARGB, $value)) { |
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$rgba = $this->parseHex(substr($value, 2)); |
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$alpha = substr($value, 0, 2) / 100; |
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break; |
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} |
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$rgba = [255, 255, 255]; |
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$alpha = 0; |
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} while (false); |
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$this->red = $rgba[0]; |
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$this->green = $rgba[1]; |
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$this->blue = $rgba[2]; |
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$this->alpha = $alpha; |
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} |
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/** |
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* Parse hex color to RGB values. |
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* @param string $hex The hex value. |
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* @return array The RGB values. |
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*/ |
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public function parseHex($hex) |
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{ |
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return array_map('hexdec', str_split($hex, 2)); |
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} |
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/** |
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* Format color for consumption. |
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* @return string The formatted color. |
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*/ |
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public function formatted() |
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{ |
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return 'rgba('.$this->red.', '.$this->green.', '.$this->blue.', '.$this->alpha.')'; |
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} |
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/** |
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* Get hex code by color name. |
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* @param string $name The color name. |
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* @return string The hex code. |
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*/ |
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public function getHexFromColorName($name) |
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{ |
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$colors = [ |
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'aliceblue' => 'F0F8FF', |
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'antiquewhite' => 'FAEBD7', |
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'aqua' => '00FFFF', |
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'aquamarine' => '7FFFD4', |
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'azure' => 'F0FFFF', |
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'beige' => 'F5F5DC', |
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'bisque' => 'FFE4C4', |
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'black' => '000000', |
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'blanchedalmond' => 'FFEBCD', |
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'blue' => '0000FF', |
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'blueviolet' => '8A2BE2', |
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'brown' => 'A52A2A', |
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'burlywood' => 'DEB887', |
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'cadetblue' => '5F9EA0', |
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'chartreuse' => '7FFF00', |
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'chocolate' => 'D2691E', |
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'coral' => 'FF7F50', |
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'cornflowerblue' => '6495ED', |
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'cornsilk' => 'FFF8DC', |
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'crimson' => 'DC143C', |
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'cyan' => '00FFFF', |
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'darkblue' => '00008B', |
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'darkcyan' => '008B8B', |
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'darkgoldenrod' => 'B8860B', |
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'darkgray' => 'A9A9A9', |
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'darkgreen' => '006400', |
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'darkkhaki' => 'BDB76B', |
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'darkmagenta' => '8B008B', |
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'darkolivegreen' => '556B2F', |
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'darkorange' => 'FF8C00', |
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'darkorchid' => '9932CC', |
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'darkred' => '8B0000', |
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'darksalmon' => 'E9967A', |
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'darkseagreen' => '8FBC8F', |
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'darkslateblue' => '483D8B', |
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'darkslategray' => '2F4F4F', |
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'darkturquoise' => '00CED1', |
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'darkviolet' => '9400D3', |
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'deeppink' => 'FF1493', |
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'deepskyblue' => '00BFFF', |
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'dimgray' => '696969', |
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'dodgerblue' => '1E90FF', |
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'firebrick' => 'B22222', |
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'floralwhite' => 'FFFAF0', |
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'forestgreen' => '228B22', |
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'fuchsia' => 'FF00FF', |
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'gainsboro' => 'DCDCDC', |
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'ghostwhite' => 'F8F8FF', |
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'gold' => 'FFD700', |
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'goldenrod' => 'DAA520', |
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'gray' => '808080', |
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'green' => '008000', |
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'greenyellow' => 'ADFF2F', |
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'honeydew' => 'F0FFF0', |
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'hotpink' => 'FF69B4', |
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'indianred' => 'CD5C5C', |
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'indigo' => '4B0082', |
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'ivory' => 'FFFFF0', |
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'khaki' => 'F0E68C', |
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'lavender' => 'E6E6FA', |
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'lavenderblush' => 'FFF0F5', |
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'lawngreen' => '7CFC00', |
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'lemonchiffon' => 'FFFACD', |
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'lightblue' => 'ADD8E6', |
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'lightcoral' => 'F08080', |
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'lightcyan' => 'E0FFFF', |
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'lightgoldenrodyellow' => 'FAFAD2', |
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'lightgray' => 'D3D3D3', |
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'lightgreen' => '90EE90', |
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'lightpink' => 'FFB6C1', |
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'lightsalmon' => 'FFA07A', |
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'lightseagreen' => '20B2AA', |
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'lightskyblue' => '87CEFA', |
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'lightslategray' => '778899', |
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'lightsteelblue' => 'B0C4DE', |
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'lightyellow' => 'FFFFE0', |
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'lime' => '00FF00', |
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'limegreen' => '32CD32', |
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'linen' => 'FAF0E6', |
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'magenta' => 'FF00FF', |
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'maroon' => '800000', |
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'mediumaquamarine' => '66CDAA', |
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'mediumblue' => '0000CD', |
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'mediumorchid' => 'BA55D3', |
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'mediumpurple' => '9370DB', |
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'mediumseagreen' => '3CB371', |
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'mediumslateblue' => '7B68EE', |
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'mediumspringgreen' => '00FA9A', |
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'mediumturquoise' => '48D1CC', |
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'mediumvioletred' => 'C71585', |
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'midnightblue' => '191970', |
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'mintcream' => 'F5FFFA', |
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'mistyrose' => 'FFE4E1', |
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'moccasin' => 'FFE4B5', |
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'navajowhite' => 'FFDEAD', |
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'navy' => '000080', |
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'oldlace' => 'FDF5E6', |
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'olive' => '808000', |
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'olivedrab' => '6B8E23', |
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'orange' => 'FFA500', |
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'orangered' => 'FF4500', |
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'orchid' => 'DA70D6', |
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'palegoldenrod' => 'EEE8AA', |
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'palegreen' => '98FB98', |
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'paleturquoise' => 'AFEEEE', |
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'palevioletred' => 'DB7093', |
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'papayawhip' => 'FFEFD5', |
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'peachpuff' => 'FFDAB9', |
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'peru' => 'CD853F', |
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'pink' => 'FFC0CB', |
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'plum' => 'DDA0DD', |
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'powderblue' => 'B0E0E6', |
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'purple' => '800080', |
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'rebeccapurple' => '663399', |
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'red' => 'FF0000', |
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'rosybrown' => 'BC8F8F', |
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'royalblue' => '4169E1', |
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'saddlebrown' => '8B4513', |
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'salmon' => 'FA8072', |
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'sandybrown' => 'F4A460', |
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'seagreen' => '2E8B57', |
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'seashell' => 'FFF5EE', |
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'sienna' => 'A0522D', |
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'silver' => 'C0C0C0', |
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'skyblue' => '87CEEB', |
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'slateblue' => '6A5ACD', |
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'slategray' => '708090', |
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'snow' => 'FFFAFA', |
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'springgreen' => '00FF7F', |
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'steelblue' => '4682B4', |
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255
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'tan' => 'D2B48C', |
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'teal' => '008080', |
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'thistle' => 'D8BFD8', |
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'tomato' => 'FF6347', |
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'turquoise' => '40E0D0', |
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'violet' => 'EE82EE', |
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'wheat' => 'F5DEB3', |
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'white' => 'FFFFFF', |
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'whitesmoke' => 'F5F5F5', |
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'yellow' => 'FFFF00', |
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'yellowgreen' => '9ACD32', |
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]; |
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$name = strtolower($name); |
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270
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if (array_key_exists($name, $colors)) { |
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return $colors[$name]; |
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272
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} |
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273
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} |
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274
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} |
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thephpleague /
glide
