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root / drupal7 / sites / all / libraries / tcpdf-version / include / tcpdf_colors.php @ 9d13637e

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<?php
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//============================================================+
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// File name   : tcpdf_colors.php
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// Version     : 1.0.002
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// Begin       : 2002-04-09
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// Last Update : 2013-09-30
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// Author      : Nicola Asuni - Tecnick.com LTD - www.tecnick.com - info@tecnick.com
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// License     : GNU-LGPL v3 (http://www.gnu.org/copyleft/lesser.html)
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// -------------------------------------------------------------------
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// Copyright (C) 2002-2013  Nicola Asuni - Tecnick.com LTD
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//
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// This file is part of TCPDF software library.
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//
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// TCPDF is free software: you can redistribute it and/or modify it
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// under the terms of the GNU Lesser General Public License as
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// published by the Free Software Foundation, either version 3 of the
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// License, or (at your option) any later version.
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//
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// TCPDF is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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// See the GNU Lesser General Public License for more details.
23
//
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// You should have received a copy of the GNU Lesser General Public License
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// along with TCPDF.  If not, see <http://www.gnu.org/licenses/>.
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//
27
// See LICENSE.TXT file for more information.
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// -------------------------------------------------------------------
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//
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// Description : Array of WEB safe colors
31
//
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//============================================================+
33

    
34
/**
35
 * @file
36
 * PHP color class for TCPDF
37
 * @author Nicola Asuni
38
 * @package com.tecnick.tcpdf
39
 */
40

    
41
/**
42
 * @class TCPDF_COLORS
43
 * PHP color class for TCPDF
44
 * @package com.tecnick.tcpdf
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 * @version 1.0.002
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 * @author Nicola Asuni - info@tecnick.com
47
 */
48
class TCPDF_COLORS {
49

    
50
        /**
51
         * Array of WEB safe colors
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         * @public static
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         */
54
        public static $webcolor = array (
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                'aliceblue' => 'f0f8ff',
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                'antiquewhite' => 'faebd7',
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                'aqua' => '00ffff',
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                'aquamarine' => '7fffd4',
59
                '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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                'dkgray' => 'a9a9a9',
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                'darkgray' => 'a9a9a9',
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                'darkgrey' => 'a9a9a9',
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                'darkgreen' => '006400',
83
                '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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                'darkslategrey' => '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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                'dimgrey' => '696969',
100
                'dodgerblue' => '1e90ff',
101
                'firebrick' => 'b22222',
102
                'floralwhite' => 'fffaf0',
103
                'forestgreen' => '228b22',
104
                'fuchsia' => 'ff00ff',
105
                'gainsboro' => 'dcdcdc',
106
                'ghostwhite' => 'f8f8ff',
107
                'gold' => 'ffd700',
108
                'goldenrod' => 'daa520',
109
                'gray' => '808080',
110
                'grey' => '808080',
111
                'green' => '008000',
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                'greenyellow' => 'adff2f',
113
                'honeydew' => 'f0fff0',
114
                'hotpink' => 'ff69b4',
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                'indianred' => 'cd5c5c',
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                'indigo' => '4b0082',
117
                'ivory' => 'fffff0',
118
                'khaki' => 'f0e68c',
119
                'lavender' => 'e6e6fa',
120
                'lavenderblush' => 'fff0f5',
121
                'lawngreen' => '7cfc00',
122
                'lemonchiffon' => 'fffacd',
123
                'lightblue' => 'add8e6',
124
                'lightcoral' => 'f08080',
125
                'lightcyan' => 'e0ffff',
126
                'lightgoldenrodyellow' => 'fafad2',
127
                'ltgray' => 'd3d3d3',
128
                'lightgray' => 'd3d3d3',
129
                'lightgrey' => 'd3d3d3',
130
                'lightgreen' => '90ee90',
131
                'lightpink' => 'ffb6c1',
132
                'lightsalmon' => 'ffa07a',
133
                'lightseagreen' => '20b2aa',
134
                'lightskyblue' => '87cefa',
135
                'lightslategray' => '778899',
136
                'lightslategrey' => '778899',
137
                'lightsteelblue' => 'b0c4de',
138
                'lightyellow' => 'ffffe0',
139
                'lime' => '00ff00',
140
                'limegreen' => '32cd32',
141
                'linen' => 'faf0e6',
142
                'magenta' => 'ff00ff',
143
                'maroon' => '800000',
144
                'mediumaquamarine' => '66cdaa',
145
                'mediumblue' => '0000cd',
146
                'mediumorchid' => 'ba55d3',
147
                'mediumpurple' => '9370d8',
148
                'mediumseagreen' => '3cb371',
149
                'mediumslateblue' => '7b68ee',
150
                'mediumspringgreen' => '00fa9a',
151
                'mediumturquoise' => '48d1cc',
152
                'mediumvioletred' => 'c71585',
153
                'midnightblue' => '191970',
154
                'mintcream' => 'f5fffa',
155
                'mistyrose' => 'ffe4e1',
156
                'moccasin' => 'ffe4b5',
157
                'navajowhite' => 'ffdead',
158
                'navy' => '000080',
159
                'oldlace' => 'fdf5e6',
160
                'olive' => '808000',
161
                'olivedrab' => '6b8e23',
162
                'orange' => 'ffa500',
163
                'orangered' => 'ff4500',
164
                'orchid' => 'da70d6',
165
                'palegoldenrod' => 'eee8aa',
166
                'palegreen' => '98fb98',
167
                'paleturquoise' => 'afeeee',
168
                'palevioletred' => 'd87093',
169
                'papayawhip' => 'ffefd5',
170
                'peachpuff' => 'ffdab9',
171
                'peru' => 'cd853f',
172
                'pink' => 'ffc0cb',
173
                'plum' => 'dda0dd',
174
                'powderblue' => 'b0e0e6',
175
                'purple' => '800080',
176
                'red' => 'ff0000',
177
                'rosybrown' => 'bc8f8f',
178
                'royalblue' => '4169e1',
179
                'saddlebrown' => '8b4513',
180
                'salmon' => 'fa8072',
181
                'sandybrown' => 'f4a460',
182
                'seagreen' => '2e8b57',
183
                'seashell' => 'fff5ee',
184
                'sienna' => 'a0522d',
185
                'silver' => 'c0c0c0',
186
                'skyblue' => '87ceeb',
187
                'slateblue' => '6a5acd',
188
                'slategray' => '708090',
189
                'slategrey' => '708090',
190
                'snow' => 'fffafa',
191
                'springgreen' => '00ff7f',
192
                'steelblue' => '4682b4',
193
                'tan' => 'd2b48c',
194
                'teal' => '008080',
195
                'thistle' => 'd8bfd8',
196
                'tomato' => 'ff6347',
197
                'turquoise' => '40e0d0',
198
                'violet' => 'ee82ee',
199
                'wheat' => 'f5deb3',
200
                'white' => 'ffffff',
201
                'whitesmoke' => 'f5f5f5',
202
                'yellow' => 'ffff00',
203
                'yellowgreen' => '9acd32'
204
        ); // end of web colors
205

    
206
        /**
207
         * Array of valid JavaScript color names
208
         * @public static
209
         */
210
        public static $jscolor = array ('transparent', 'black', 'white', 'red', 'green', 'blue', 'cyan', 'magenta', 'yellow', 'dkGray', 'gray', 'ltGray');
211

    
212
        /**
213
         * Array of Spot colors (C,M,Y,K,name)
214
         * Color keys must be in lowercase and without spaces.
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.
216
         * Common industry standard spot colors are: ANPA-COLOR, DIC, FOCOLTONE, GCMI, HKS, PANTONE, TOYO, TRUMATCH.
217
         * @public static
218
         */
219
        public static $spotcolor = array (
220
                // special registration colors
221
                'none'    => array(  0,   0,   0,   0, 'None'),
222
                'all'     => array(100, 100, 100, 100, 'All'),
223
                // standard CMYK colors
224
                'cyan'    => array(100,   0,   0,   0, 'Cyan'),
225
                'magenta' => array(  0, 100,   0,   0, 'Magenta'),
226
                'yellow'  => array(  0,   0, 100,   0, 'Yellow'),
227
                'key'     => array(  0,   0,   0, 100, 'Key'),
228
                // alias
229
                'white'   => array(  0,   0,   0,   0, 'White'),
230
                'black'   => array(  0,   0,   0, 100, 'Black'),
231
                // standard RGB colors
232
                'red'     => array(  0, 100, 100,   0, 'Red'),
233
                'green'   => array(100,   0, 100,   0, 'Green'),
234
                'blue'    => array(100, 100,   0,   0, 'Blue'),
235
                // Add here standard spot colors or dynamically define them with AddSpotColor()
236
                // ...
237
        ); // end of spot colors
238

    
239
        // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
240

    
241
        /**
242
         * Return the Spot color array.
243
         * @param $name (string) Name of the spot color.
244
         * @param $spotc (array) Reference to an array of spot colors.
245
         * @return (array) Spot color array or false if not defined.
246
         * @since 5.9.125 (2011-10-03)
247
         * @public static
248
         */
249
        public static function getSpotColor($name, &$spotc) {
250
                if (isset($spotc[$name])) {
251
                        return $spotc[$name];
252
                }
253
                $color = preg_replace('/[\s]*/', '', $name); // remove extra spaces
254
                $color = strtolower($color);
255
                if (isset(self::$spotcolor[$color])) {
256
                        if (!isset($spotc[$name])) {
257
                                $i = (1 + count($spotc));
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);
259
                        }
260
                        return $spotc[self::$spotcolor[$color][4]];
261
                }
262
                return false;
263
        }
264

    
265
        /**
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.
267
         * @param $hcolor (string) HTML color.
268
         * @param $spotc (array) Reference to an array of spot colors.
269
         * @param $defcol (array) Color to return in case of error.
270
         * @return array RGB or CMYK color, or false in case of error.
271
         * @public static
272
         */
273
        public static function convertHTMLColorToDec($hcolor, &$spotc, $defcol=array('R'=>128,'G'=>128,'B'=>128)) {
274
                $color = preg_replace('/[\s]*/', '', $hcolor); // remove extra spaces
275
                $color = strtolower($color);
276
                // check for javascript color array syntax
277
                if (strpos($color, '[') !== false) {
278
                        if (preg_match('/[\[][\"\'](t|g|rgb|cmyk)[\"\'][\,]?([0-9\.]*)[\,]?([0-9\.]*)[\,]?([0-9\.]*)[\,]?([0-9\.]*)[\]]/', $color, $m) > 0) {
279
                                $returncolor = array();
280
                                switch ($m[1]) {
281
                                        case 'cmyk': {
282
                                                // RGB
283
                                                $returncolor['C'] = max(0, min(100, (floatval($m[2]) * 100)));
284
                                                $returncolor['M'] = max(0, min(100, (floatval($m[3]) * 100)));
285
                                                $returncolor['Y'] = max(0, min(100, (floatval($m[4]) * 100)));
286
                                                $returncolor['K'] = max(0, min(100, (floatval($m[5]) * 100)));
287
                                                break;
288
                                        }
289
                                        case 'rgb': {
290
                                                // RGB
291
                                                $returncolor['R'] = max(0, min(255, (floatval($m[2]) * 255)));
292
                                                $returncolor['G'] = max(0, min(255, (floatval($m[3]) * 255)));
293
                                                $returncolor['B'] = max(0, min(255, (floatval($m[4]) * 255)));
294
                                                break;
295
                                        }
296
                                        case 'g': {
297
                                                // grayscale
298
                                                $returncolor['G'] = max(0, min(255, (floatval($m[2]) * 255)));
299
                                                break;
300
                                        }
301
                                        case 't':
302
                                        default: {
303
                                                // transparent (empty array)
304
                                                break;
305
                                        }
306
                                }
307
                                return $returncolor;
308
                        }
309
                } elseif (($dotpos = strpos($color, '.')) !== false) {
310
                        // remove class parent (i.e.: color.red)
311
                        $color = substr($color, ($dotpos + 1));
312
                        if ($color == 'transparent') {
313
                                // transparent (empty array)
314
                                return array();
315
                        }
316
                }
317
                if (strlen($color) == 0) {
318
                        return $defcol;
319
                }
320
                // RGB ARRAY
321
                if (substr($color, 0, 3) == 'rgb') {
322
                        $codes = substr($color, 4);
323
                        $codes = str_replace(')', '', $codes);
324
                        $returncolor = explode(',', $codes);
325
                        foreach ($returncolor as $key => $val) {
326
                                if (strpos($val, '%') > 0) {
327
                                        // percentage
328
                                        $returncolor[$key] = (255 * intval($val) / 100);
329
                                } else {
330
                                        $returncolor[$key] = intval($val);
331
                                }
332
                                // normalize value
333
                                $returncolor[$key] = max(0, min(255, $returncolor[$key]));
334
                        }
335
                        return $returncolor;
336
                }
337
                // CMYK ARRAY
338
                if (substr($color, 0, 4) == 'cmyk') {
339
                        $codes = substr($color, 5);
340
                        $codes = str_replace(')', '', $codes);
341
                        $returncolor = explode(',', $codes);
342
                        foreach ($returncolor as $key => $val) {
343
                                if (strpos($val, '%') !== false) {
344
                                        // percentage
345
                                        $returncolor[$key] = (100 * intval($val) / 100);
346
                                } else {
347
                                        $returncolor[$key] = intval($val);
348
                                }
349
                                // normalize value
350
                                $returncolor[$key] = max(0, min(100, $returncolor[$key]));
351
                        }
352
                        return $returncolor;
353
                }
354
                if ($color{0} != '#') {
355
                        // COLOR NAME
356
                        if (isset(self::$webcolor[$color])) {
357
                                // web color
358
                                $color_code = self::$webcolor[$color];
359
                        } else {
360
                                // spot color
361
                                $returncolor = self::getSpotColor($color, $spotc);
362
                                if ($returncolor === false) {
363
                                        $returncolor = $defcol;
364
                                }
365
                                return $returncolor;
366
                        }
367
                } else {
368
                        $color_code = substr($color, 1);
369
                }
370
                // HEXADECIMAL REPRESENTATION
371
                switch (strlen($color_code)) {
372
                        case 3: {
373
                                // 3-digit RGB hexadecimal representation
374
                                $r = substr($color_code, 0, 1);
375
                                $g = substr($color_code, 1, 1);
376
                                $b = substr($color_code, 2, 1);
377
                                $returncolor = array();
378
                                $returncolor['R'] = max(0, min(255, hexdec($r.$r)));
379
                                $returncolor['G'] = max(0, min(255, hexdec($g.$g)));
380
                                $returncolor['B'] = max(0, min(255, hexdec($b.$b)));
381
                                break;
382
                        }
383
                        case 6: {
384
                                // 6-digit RGB hexadecimal representation
385
                                $returncolor = array();
386
                                $returncolor['R'] = max(0, min(255, hexdec(substr($color_code, 0, 2))));
387
                                $returncolor['G'] = max(0, min(255, hexdec(substr($color_code, 2, 2))));
388
                                $returncolor['B'] = max(0, min(255, hexdec(substr($color_code, 4, 2))));
389
                                break;
390
                        }
391
                        case 8: {
392
                                // 8-digit CMYK hexadecimal representation
393
                                $returncolor = array();
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 = $jscolor[0];
453
                }
454
                return 'color.'.$color;
455
        }
456

    
457

    
458
} // END OF TCPDF_COLORS CLASS
459

    
460
//============================================================+
461
// END OF FILE
462
//============================================================+