| 1 | <?php
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| 2 | //============================================================+
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| 3 | // File name : tcpdf_colors.php
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| 4 | // Version : 1.0.004
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| 5 | // Begin : 2002-04-09
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| 6 | // Last Update : 2014-04-25
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| 7 | // Author : Nicola Asuni - Tecnick.com LTD - www.tecnick.com - info@tecnick.com
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| 8 | // License : GNU-LGPL v3 (http://www.gnu.org/copyleft/lesser.html)
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| 9 | // -------------------------------------------------------------------
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| 10 | // Copyright (C) 2002-2013 Nicola Asuni - Tecnick.com LTD
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| 11 | //
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| 12 | // This file is part of TCPDF software library.
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| 13 | //
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| 14 | // TCPDF is free software: you can redistribute it and/or modify it
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| 15 | // under the terms of the GNU Lesser General Public License as
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| 16 | // published by the Free Software Foundation, either version 3 of the
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| 17 | // License, or (at your option) any later version.
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| 18 | //
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| 19 | // TCPDF is distributed in the hope that it will be useful, but
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| 20 | // WITHOUT ANY WARRANTY; without even the implied warranty of
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| 21 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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| 22 | // See the GNU Lesser General Public License for more details.
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| 23 | //
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| 24 | // You should have received a copy of the GNU Lesser General Public License
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| 25 | // along with TCPDF. If not, see <http://www.gnu.org/licenses/>.
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| 26 | //
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| 27 | // See LICENSE.TXT file for more information.
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| 28 | // -------------------------------------------------------------------
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| 29 | //
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| 30 | // Description : Array of WEB safe colors
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| 31 | //
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| 32 | //============================================================+
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| 33 |
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| 34 | /**
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| 35 | * @file
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| 36 | * PHP color class for TCPDF
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| 37 | * @author Nicola Asuni
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| 38 | * @package com.tecnick.tcpdf
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| 39 | */
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| 40 |
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| 41 | /**
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| 42 | * @class TCPDF_COLORS
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| 43 | * PHP color class for TCPDF
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| 44 | * @package com.tecnick.tcpdf
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| 45 | * @version 1.0.004
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| 46 | * @author Nicola Asuni - info@tecnick.com
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| 47 | */
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| 48 | class TCPDF_COLORS {
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| 49 |
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| 50 | /**
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| 51 | * Array of WEB safe colors
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| 52 | * @public static
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| 53 | */
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| 54 | public static $webcolor = array (
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| 55 | 'aliceblue' => 'f0f8ff',
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| 56 | 'antiquewhite' => 'faebd7',
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| 57 | 'aqua' => '00ffff',
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| 58 | 'aquamarine' => '7fffd4',
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| 59 | 'azure' => 'f0ffff',
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| 60 | 'beige' => 'f5f5dc',
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| 61 | 'bisque' => 'ffe4c4',
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| 62 | 'black' => '000000',
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| 63 | 'blanchedalmond' => 'ffebcd',
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| 64 | 'blue' => '0000ff',
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| 65 | 'blueviolet' => '8a2be2',
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| 66 | 'brown' => 'a52a2a',
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| 67 | 'burlywood' => 'deb887',
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| 68 | 'cadetblue' => '5f9ea0',
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| 69 | 'chartreuse' => '7fff00',
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| 70 | 'chocolate' => 'd2691e',
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| 71 | 'coral' => 'ff7f50',
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| 72 | 'cornflowerblue' => '6495ed',
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| 73 | 'cornsilk' => 'fff8dc',
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| 74 | 'crimson' => 'dc143c',
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| 75 | 'cyan' => '00ffff',
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| 76 | 'darkblue' => '00008b',
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| 77 | 'darkcyan' => '008b8b',
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| 78 | 'darkgoldenrod' => 'b8860b',
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| 79 | 'dkgray' => 'a9a9a9',
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| 80 | 'darkgray' => 'a9a9a9',
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| 81 | 'darkgrey' => 'a9a9a9',
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| 82 | 'darkgreen' => '006400',
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| 83 | 'darkkhaki' => 'bdb76b',
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| 84 | 'darkmagenta' => '8b008b',
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| 85 | 'darkolivegreen' => '556b2f',
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| 86 | 'darkorange' => 'ff8c00',
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| 87 | 'darkorchid' => '9932cc',
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| 88 | 'darkred' => '8b0000',
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| 89 | 'darksalmon' => 'e9967a',
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| 90 | 'darkseagreen' => '8fbc8f',
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| 91 | 'darkslateblue' => '483d8b',
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| 92 | 'darkslategray' => '2f4f4f',
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| 93 | 'darkslategrey' => '2f4f4f',
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| 94 | 'darkturquoise' => '00ced1',
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| 95 | 'darkviolet' => '9400d3',
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| 96 | 'deeppink' => 'ff1493',
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| 97 | 'deepskyblue' => '00bfff',
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| 98 | 'dimgray' => '696969',
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| 99 | 'dimgrey' => '696969',
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| 100 | 'dodgerblue' => '1e90ff',
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| 101 | 'firebrick' => 'b22222',
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| 102 | 'floralwhite' => 'fffaf0',
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| 103 | 'forestgreen' => '228b22',
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| 104 | 'fuchsia' => 'ff00ff',
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| 105 | 'gainsboro' => 'dcdcdc',
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| 106 | 'ghostwhite' => 'f8f8ff',
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| 107 | 'gold' => 'ffd700',
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| 108 | 'goldenrod' => 'daa520',
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| 109 | 'gray' => '808080',
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| 110 | 'grey' => '808080',
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| 111 | 'green' => '008000',
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| 112 | 'greenyellow' => 'adff2f',
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| 113 | 'honeydew' => 'f0fff0',
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| 114 | 'hotpink' => 'ff69b4',
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| 115 | 'indianred' => 'cd5c5c',
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| 116 | 'indigo' => '4b0082',
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| 117 | 'ivory' => 'fffff0',
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| 118 | 'khaki' => 'f0e68c',
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| 119 | 'lavender' => 'e6e6fa',
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| 120 | 'lavenderblush' => 'fff0f5',
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| 121 | 'lawngreen' => '7cfc00',
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| 122 | 'lemonchiffon' => 'fffacd',
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| 123 | 'lightblue' => 'add8e6',
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| 124 | 'lightcoral' => 'f08080',
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| 125 | 'lightcyan' => 'e0ffff',
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| 126 | 'lightgoldenrodyellow' => 'fafad2',
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| 127 | 'ltgray' => 'd3d3d3',
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| 128 | 'lightgray' => 'd3d3d3',
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| 129 | 'lightgrey' => 'd3d3d3',
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| 130 | 'lightgreen' => '90ee90',
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| 131 | 'lightpink' => 'ffb6c1',
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| 132 | 'lightsalmon' => 'ffa07a',
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| 133 | 'lightseagreen' => '20b2aa',
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| 134 | 'lightskyblue' => '87cefa',
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| 135 | 'lightslategray' => '778899',
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| 136 | 'lightslategrey' => '778899',
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| 137 | 'lightsteelblue' => 'b0c4de',
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| 138 | 'lightyellow' => 'ffffe0',
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| 139 | 'lime' => '00ff00',
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| 140 | 'limegreen' => '32cd32',
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| 141 | 'linen' => 'faf0e6',
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| 142 | 'magenta' => 'ff00ff',
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| 143 | 'maroon' => '800000',
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| 144 | 'mediumaquamarine' => '66cdaa',
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| 145 | 'mediumblue' => '0000cd',
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| 146 | 'mediumorchid' => 'ba55d3',
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| 147 | 'mediumpurple' => '9370d8',
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| 148 | 'mediumseagreen' => '3cb371',
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| 149 | 'mediumslateblue' => '7b68ee',
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| 150 | 'mediumspringgreen' => '00fa9a',
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| 151 | 'mediumturquoise' => '48d1cc',
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| 152 | 'mediumvioletred' => 'c71585',
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| 153 | 'midnightblue' => '191970',
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| 154 | 'mintcream' => 'f5fffa',
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| 155 | 'mistyrose' => 'ffe4e1',
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| 156 | 'moccasin' => 'ffe4b5',
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| 157 | 'navajowhite' => 'ffdead',
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| 158 | 'navy' => '000080',
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| 159 | 'oldlace' => 'fdf5e6',
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| 160 | 'olive' => '808000',
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| 161 | 'olivedrab' => '6b8e23',
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| 162 | 'orange' => 'ffa500',
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| 163 | 'orangered' => 'ff4500',
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| 164 | 'orchid' => 'da70d6',
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| 165 | 'palegoldenrod' => 'eee8aa',
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| 166 | 'palegreen' => '98fb98',
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| 167 | 'paleturquoise' => 'afeeee',
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| 168 | 'palevioletred' => 'd87093',
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| 169 | 'papayawhip' => 'ffefd5',
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| 170 | 'peachpuff' => 'ffdab9',
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| 171 | 'peru' => 'cd853f',
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| 172 | 'pink' => 'ffc0cb',
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| 173 | 'plum' => 'dda0dd',
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| 174 | 'powderblue' => 'b0e0e6',
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| 175 | 'purple' => '800080',
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| 176 | 'red' => 'ff0000',
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| 177 | 'rosybrown' => 'bc8f8f',
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| 178 | 'royalblue' => '4169e1',
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| 179 | 'saddlebrown' => '8b4513',
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| 180 | 'salmon' => 'fa8072',
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| 181 | 'sandybrown' => 'f4a460',
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| 182 | 'seagreen' => '2e8b57',
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| 183 | 'seashell' => 'fff5ee',
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| 184 | 'sienna' => 'a0522d',
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| 185 | 'silver' => 'c0c0c0',
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| 186 | 'skyblue' => '87ceeb',
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| 187 | 'slateblue' => '6a5acd',
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| 188 | 'slategray' => '708090',
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| 189 | 'slategrey' => '708090',
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| 190 | 'snow' => 'fffafa',
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| 191 | 'springgreen' => '00ff7f',
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| 192 | 'steelblue' => '4682b4',
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| 193 | 'tan' => 'd2b48c',
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| 194 | 'teal' => '008080',
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| 195 | 'thistle' => 'd8bfd8',
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| 196 | 'tomato' => 'ff6347',
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| 197 | 'turquoise' => '40e0d0',
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| 198 | 'violet' => 'ee82ee',
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| 199 | 'wheat' => 'f5deb3',
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| 200 | 'white' => 'ffffff',
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| 201 | 'whitesmoke' => 'f5f5f5',
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| 202 | 'yellow' => 'ffff00',
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| 203 | 'yellowgreen' => '9acd32'
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| 204 | ); // end of web colors
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| 205 |
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| 206 | /**
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| 207 | * Array of valid JavaScript color names
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| 208 | * @public static
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| 209 | */
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| 210 | public static $jscolor = array ('transparent', 'black', 'white', 'red', 'green', 'blue', 'cyan', 'magenta', 'yellow', 'dkGray', 'gray', 'ltGray');
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| 211 |
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| 212 | /**
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| 213 | * Array of Spot colors (C,M,Y,K,name)
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| 214 | * Color keys must be in lowercase and without spaces.
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| 215 | * As long as no open standard for spot colours exists, you have to buy a colour book by one of the colour manufacturers and insert the values and names of spot colours directly.
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| 216 | * Common industry standard spot colors are: ANPA-COLOR, DIC, FOCOLTONE, GCMI, HKS, PANTONE, TOYO, TRUMATCH.
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| 217 | * @public static
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| 218 | */
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| 219 | public static $spotcolor = array (
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| 220 | // special registration colors
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| 221 | 'none' => array( 0, 0, 0, 0, 'None'),
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| 222 | 'all' => array(100, 100, 100, 100, 'All'),
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| 223 | // standard CMYK colors
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| 224 | 'cyan' => array(100, 0, 0, 0, 'Cyan'),
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| 225 | 'magenta' => array( 0, 100, 0, 0, 'Magenta'),
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| 226 | 'yellow' => array( 0, 0, 100, 0, 'Yellow'),
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| 227 | 'key' => array( 0, 0, 0, 100, 'Key'),
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| 228 | // alias
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| 229 | 'white' => array( 0, 0, 0, 0, 'White'),
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| 230 | 'black' => array( 0, 0, 0, 100, 'Black'),
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| 231 | // standard RGB colors
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| 232 | 'red' => array( 0, 100, 100, 0, 'Red'),
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| 233 | 'green' => array(100, 0, 100, 0, 'Green'),
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| 234 | 'blue' => array(100, 100, 0, 0, 'Blue'),
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| 235 | // Add here standard spot colors or dynamically define them with AddSpotColor()
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| 236 | // ...
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| 237 | ); // end of spot colors
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| 238 |
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| 239 | // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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| 240 |
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| 241 | /**
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| 242 | * Return the Spot color array.
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| 243 | * @param $name (string) Name of the spot color.
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| 244 | * @param $spotc (array) Reference to an array of spot colors.
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| 245 | * @return (array) Spot color array or false if not defined.
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| 246 | * @since 5.9.125 (2011-10-03)
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| 247 | * @public static
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| 248 | */
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| 249 | public static function getSpotColor($name, &$spotc) {
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| 250 | if (isset($spotc[$name])) {
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| 251 | return $spotc[$name];
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| 252 | }
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| 253 | $color = preg_replace('/[\s]*/', '', $name); // remove extra spaces
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| 254 | $color = strtolower($color);
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| 255 | if (isset(self::$spotcolor[$color])) {
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| 256 | if (!isset($spotc[$name])) {
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| 257 | $i = (1 + count($spotc));
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| 258 | $spotc[$name] = array('C' => self::$spotcolor[$color][0], 'M' => self::$spotcolor[$color][1], 'Y' => self::$spotcolor[$color][2], 'K' => self::$spotcolor[$color][3], 'name' => self::$spotcolor[$color][4], 'i' => $i);
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| 259 | }
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| 260 | return $spotc[self::$spotcolor[$color][4]];
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| 261 | }
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| 262 | return false;
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| 263 | }
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| 264 |
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| 265 | /**
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| 266 | * Returns an array (RGB or CMYK) from an html color name, or a six-digit (i.e. #3FE5AA), or three-digit (i.e. #7FF) hexadecimal color, or a javascript color array, or javascript color name.
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| 267 | * @param $hcolor (string) HTML color.
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| 268 | * @param $spotc (array) Reference to an array of spot colors.
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| 269 | * @param $defcol (array) Color to return in case of error.
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| 270 | * @return array RGB or CMYK color, or false in case of error.
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| 271 | * @public static
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| 272 | */
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| 273 | public static function convertHTMLColorToDec($hcolor, &$spotc, $defcol=array('R'=>128,'G'=>128,'B'=>128)) {
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| 274 | $color = preg_replace('/[\s]*/', '', $hcolor); // remove extra spaces
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| 275 | $color = strtolower($color);
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| 276 | // check for javascript color array syntax
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| 277 | if (strpos($color, '[') !== false) {
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| 278 | if (preg_match('/[\[][\"\'](t|g|rgb|cmyk)[\"\'][\,]?([0-9\.]*)[\,]?([0-9\.]*)[\,]?([0-9\.]*)[\,]?([0-9\.]*)[\]]/', $color, $m) > 0) {
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| 279 | $returncolor = array();
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| 280 | switch ($m[1]) {
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| 281 | case 'cmyk': {
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| 282 | // RGB
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| 283 | $returncolor['C'] = max(0, min(100, (floatval($m[2]) * 100)));
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| 284 | $returncolor['M'] = max(0, min(100, (floatval($m[3]) * 100)));
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| 285 | $returncolor['Y'] = max(0, min(100, (floatval($m[4]) * 100)));
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| 286 | $returncolor['K'] = max(0, min(100, (floatval($m[5]) * 100)));
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| 287 | break;
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| 288 | }
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| 289 | case 'rgb': {
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| 290 | // RGB
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| 291 | $returncolor['R'] = max(0, min(255, (floatval($m[2]) * 255)));
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| 292 | $returncolor['G'] = max(0, min(255, (floatval($m[3]) * 255)));
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| 293 | $returncolor['B'] = max(0, min(255, (floatval($m[4]) * 255)));
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| 294 | break;
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| 295 | }
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| 296 | case 'g': {
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| 297 | // grayscale
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| 298 | $returncolor['G'] = max(0, min(255, (floatval($m[2]) * 255)));
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| 299 | break;
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| 300 | }
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| 301 | case 't':
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| 302 | default: {
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| 303 | // transparent (empty array)
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| 304 | break;
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| 305 | }
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| 306 | }
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| 307 | return $returncolor;
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| 308 | }
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| 309 | } elseif ((substr($color, 0, 4) != 'cmyk') AND (substr($color, 0, 3) != 'rgb') AND (($dotpos = strpos($color, '.')) !== false)) {
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| 310 | // remove class parent (i.e.: color.red)
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| 311 | $color = substr($color, ($dotpos + 1));
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| 312 | if ($color == 'transparent') {
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| 313 | // transparent (empty array)
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| 314 | return array();
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| 315 | }
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| 316 | }
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| 317 | if (strlen($color) == 0) {
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| 318 | return $defcol;
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| 319 | }
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| 320 | // RGB ARRAY
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| 321 | if (substr($color, 0, 3) == 'rgb') {
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| 322 | $codes = substr($color, 4);
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| 323 | $codes = str_replace(')', '', $codes);
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| 324 | $returncolor = explode(',', $codes);
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| 325 | foreach ($returncolor as $key => $val) {
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| 326 | if (strpos($val, '%') > 0) {
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| 327 | // percentage
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| 328 | $returncolor[$key] = (255 * intval($val) / 100);
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| 329 | } else {
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| 330 | $returncolor[$key] = intval($val);
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| 331 | }
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| 332 | // normalize value
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| 333 | $returncolor[$key] = max(0, min(255, $returncolor[$key]));
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| 334 | }
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| 335 | return $returncolor;
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| 336 | }
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| 337 | // CMYK ARRAY
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| 338 | if (substr($color, 0, 4) == 'cmyk') {
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| 339 | $codes = substr($color, 5);
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| 340 | $codes = str_replace(')', '', $codes);
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| 341 | $returncolor = explode(',', $codes);
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| 342 | foreach ($returncolor as $key => $val) {
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| 343 | if (strpos($val, '%') !== false) {
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| 344 | // percentage
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| 345 | $returncolor[$key] = (100 * intval($val) / 100);
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| 346 | } else {
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| 347 | $returncolor[$key] = intval($val);
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| 348 | }
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| 349 | // normalize value
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| 350 | $returncolor[$key] = max(0, min(100, $returncolor[$key]));
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| 351 | }
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| 352 | return $returncolor;
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| 353 | }
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| 354 | if ($color[0] != '#') {
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| 355 | // COLOR NAME
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| 356 | if (isset(self::$webcolor[$color])) {
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| 357 | // web color
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| 358 | $color_code = self::$webcolor[$color];
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| 359 | } else {
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| 360 | // spot color
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| 361 | $returncolor = self::getSpotColor($hcolor, $spotc);
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| 362 | if ($returncolor === false) {
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| 363 | $returncolor = $defcol;
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| 364 | }
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| 365 | return $returncolor;
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| 366 | }
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| 367 | } else {
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| 368 | $color_code = substr($color, 1);
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| 369 | }
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| 370 | // HEXADECIMAL REPRESENTATION
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| 371 | switch (strlen($color_code)) {
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| 372 | case 3: {
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| 373 | // 3-digit RGB hexadecimal representation
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| 374 | $r = substr($color_code, 0, 1);
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| 375 | $g = substr($color_code, 1, 1);
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| 376 | $b = substr($color_code, 2, 1);
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| 377 | $returncolor = array();
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| 378 | $returncolor['R'] = max(0, min(255, hexdec($r.$r)));
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| 379 | $returncolor['G'] = max(0, min(255, hexdec($g.$g)));
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| 380 | $returncolor['B'] = max(0, min(255, hexdec($b.$b)));
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| 381 | break;
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| 382 | }
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| 383 | case 6: {
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| 384 | // 6-digit RGB hexadecimal representation
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|---|
| 385 | $returncolor = array();
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| 386 | $returncolor['R'] = max(0, min(255, hexdec(substr($color_code, 0, 2))));
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| 387 | $returncolor['G'] = max(0, min(255, hexdec(substr($color_code, 2, 2))));
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|---|
| 388 | $returncolor['B'] = max(0, min(255, hexdec(substr($color_code, 4, 2))));
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|---|
| 389 | break;
|
|---|
| 390 | }
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|---|
| 391 | case 8: {
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|---|
| 392 | // 8-digit CMYK hexadecimal representation
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|---|
| 393 | $returncolor = array();
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|---|
| 394 | $returncolor['C'] = max(0, min(100, round(hexdec(substr($color_code, 0, 2)) / 2.55)));
|
|---|
| 395 | $returncolor['M'] = max(0, min(100, round(hexdec(substr($color_code, 2, 2)) / 2.55)));
|
|---|
| 396 | $returncolor['Y'] = max(0, min(100, round(hexdec(substr($color_code, 4, 2)) / 2.55)));
|
|---|
| 397 | $returncolor['K'] = max(0, min(100, round(hexdec(substr($color_code, 6, 2)) / 2.55)));
|
|---|
| 398 | break;
|
|---|
| 399 | }
|
|---|
| 400 | default: {
|
|---|
| 401 | $returncolor = $defcol;
|
|---|
| 402 | break;
|
|---|
| 403 | }
|
|---|
| 404 | }
|
|---|
| 405 | return $returncolor;
|
|---|
| 406 | }
|
|---|
| 407 |
|
|---|
| 408 | /**
|
|---|
| 409 | * Convert a color array into a string representation.
|
|---|
| 410 | * @param $c (array) Array of colors.
|
|---|
| 411 | * @return (string) The color array representation.
|
|---|
| 412 | * @since 5.9.137 (2011-12-01)
|
|---|
| 413 | * @public static
|
|---|
| 414 | */
|
|---|
| 415 | public static function getColorStringFromArray($c) {
|
|---|
| 416 | $c = array_values($c);
|
|---|
| 417 | $color = '[';
|
|---|
| 418 | switch (count($c)) {
|
|---|
| 419 | case 4: {
|
|---|
| 420 | // CMYK
|
|---|
| 421 | $color .= sprintf('%F %F %F %F', (max(0, min(100, floatval($c[0]))) / 100), (max(0, min(100, floatval($c[1]))) / 100), (max(0, min(100, floatval($c[2]))) / 100), (max(0, min(100, floatval($c[3]))) / 100));
|
|---|
| 422 | break;
|
|---|
| 423 | }
|
|---|
| 424 | case 3: {
|
|---|
| 425 | // RGB
|
|---|
| 426 | $color .= sprintf('%F %F %F', (max(0, min(255, floatval($c[0]))) / 255), (max(0, min(255, floatval($c[1]))) / 255), (max(0, min(255, floatval($c[2]))) / 255));
|
|---|
| 427 | break;
|
|---|
| 428 | }
|
|---|
| 429 | case 1: {
|
|---|
| 430 | // grayscale
|
|---|
| 431 | $color .= sprintf('%F', (max(0, min(255, floatval($c[0]))) / 255));
|
|---|
| 432 | break;
|
|---|
| 433 | }
|
|---|
| 434 | }
|
|---|
| 435 | $color .= ']';
|
|---|
| 436 | return $color;
|
|---|
| 437 | }
|
|---|
| 438 |
|
|---|
| 439 | /**
|
|---|
| 440 | * Convert color to javascript color.
|
|---|
| 441 | * @param $color (string) color name or "#RRGGBB"
|
|---|
| 442 | * @protected
|
|---|
| 443 | * @since 2.1.002 (2008-02-12)
|
|---|
| 444 | * @public static
|
|---|
| 445 | */
|
|---|
| 446 | public static function _JScolor($color) {
|
|---|
| 447 | if (substr($color, 0, 1) == '#') {
|
|---|
| 448 | return sprintf("['RGB',%F,%F,%F]", (hexdec(substr($color, 1, 2)) / 255), (hexdec(substr($color, 3, 2)) / 255), (hexdec(substr($color, 5, 2)) / 255));
|
|---|
| 449 | }
|
|---|
| 450 | if (!in_array($color, self::$jscolor)) {
|
|---|
| 451 | // default transparent color
|
|---|
| 452 | $color = self::$jscolor[0];
|
|---|
| 453 | }
|
|---|
| 454 | return 'color.'.$color;
|
|---|
| 455 | }
|
|---|
| 456 |
|
|---|
| 457 |
|
|---|
| 458 | } // END OF TCPDF_COLORS CLASS
|
|---|
| 459 |
|
|---|
| 460 | //============================================================+
|
|---|
| 461 | // END OF FILE
|
|---|
| 462 | //============================================================+
|
|---|
