Raphaël G. Git Repositories - cdn/blob - vendor/phpqrcode/qrvect.php

   1 <?php
   2 /*
   3  * PHP QR Code encoder
   4  *
   5  * Image output of code using GD2
   6  *
   7  * PHP QR Code is distributed under LGPL 3
   8  * Copyright (C) 2010 Dominik Dzienia <deltalab at poczta dot fm>
   9  *
  10  * This library is free software; you can redistribute it and/or
  11  * modify it under the terms of the GNU Lesser General Public
  12  * License as published by the Free Software Foundation; either
  13  * version 3 of the License, or any later version.
  14  *
  15  * This library is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  18  * Lesser General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU Lesser General Public
  21  * License along with this library; if not, write to the Free Software
  22  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
  23  */
  24
  25     define('QR_VECT', true);
  26
  27     class QRvect {
  28
  29         //----------------------------------------------------------------------
  30         public static function eps($frame, $filename = false, $pixelPerPoint = 4, $outerFrame = 4,$saveandprint=FALSE, $back_color = 0xFFFFFF, $fore_color = 0x000000, $cmyk = false)
  31         {
  32             $vect = self::vectEPS($frame, $pixelPerPoint, $outerFrame, $back_color, $fore_color, $cmyk);
  33
  34             if ($filename === false) {
  35                 header("Content-Type: application/postscript");
  36                 header('Content-Disposition: filename="qrcode.eps"');
  37                 echo $vect;
  38             } else {
  39                 if($saveandprint===TRUE){
  40                     QRtools::save($vect, $filename);
  41                     header("Content-Type: application/postscript");
  42                     header('Content-Disposition: filename="qrcode.eps"');
  43                     echo $vect;
  44                 }else{
  45                     QRtools::save($vect, $filename);
  46                 }
  47             }
  48         }
  49
  50
  51         //----------------------------------------------------------------------
  52         private static function vectEPS($frame, $pixelPerPoint = 4, $outerFrame = 4, $back_color = 0xFFFFFF, $fore_color = 0x000000, $cmyk = false)
  53         {
  54             $h = count($frame);
  55             $w = strlen($frame[0]);
  56
  57             $imgW = $w + 2*$outerFrame;
  58             $imgH = $h + 2*$outerFrame;
  59
  60             if ($cmyk)
  61             {
  62                 // convert color value into decimal eps format
  63                 $c = round((($fore_color & 0xFF000000) >> 16) / 255, 5);
  64                 $m = round((($fore_color & 0x00FF0000) >> 16) / 255, 5);
  65                 $y = round((($fore_color & 0x0000FF00) >> 8) / 255, 5);
  66                 $k = round(($fore_color & 0x000000FF) / 255, 5);
  67                 $fore_color_string = $c.' '.$m.' '.$y.' '.$k.' setcmykcolor'."\n";
  68
  69                 // convert color value into decimal eps format
  70                 $c = round((($back_color & 0xFF000000) >> 16) / 255, 5);
  71                 $m = round((($back_color & 0x00FF0000) >> 16) / 255, 5);
  72                 $y = round((($back_color & 0x0000FF00) >> 8) / 255, 5);
  73                 $k = round(($back_color & 0x000000FF) / 255, 5);
  74                 $back_color_string = $c.' '.$m.' '.$y.' '.$k.' setcmykcolor'."\n";
  75             }
  76             else
  77             {
  78                 // convert a hexadecimal color code into decimal eps format (green = 0 1 0, blue = 0 0 1, ...)
  79                 $r = round((($fore_color & 0xFF0000) >> 16) / 255, 5);
  80                 $b = round((($fore_color & 0x00FF00) >> 8) / 255, 5);
  81                 $g = round(($fore_color & 0x0000FF) / 255, 5);
  82                 $fore_color_string = $r.' '.$b.' '.$g.' setrgbcolor'."\n";
  83
  84                 // convert a hexadecimal color code into decimal eps format (green = 0 1 0, blue = 0 0 1, ...)
  85                 $r = round((($back_color & 0xFF0000) >> 16) / 255, 5);
  86                 $b = round((($back_color & 0x00FF00) >> 8) / 255, 5);
  87                 $g = round(($back_color & 0x0000FF) / 255, 5);
  88                 $back_color_string = $r.' '.$b.' '.$g.' setrgbcolor'."\n";
  89             }
  90
  91             $output =
  92             '%!PS-Adobe EPSF-3.0'."\n".
  93             '%%Creator: PHPQrcodeLib'."\n".
  94             '%%Title: QRcode'."\n".
  95             '%%CreationDate: '.date('Y-m-d')."\n".
  96             '%%DocumentData: Clean7Bit'."\n".
  97             '%%LanguageLevel: 2'."\n".
  98             '%%Pages: 1'."\n".
  99             '%%BoundingBox: 0 0 '.$imgW * $pixelPerPoint.' '.$imgH * $pixelPerPoint."\n";
 100
 101             // set the scale
 102             $output .= $pixelPerPoint.' '.$pixelPerPoint.' scale'."\n";
 103             // position the center of the coordinate system
 104
 105             $output .= $outerFrame.' '.$outerFrame.' translate'."\n";
 106
 107
 108
 109
 110             // redefine the 'rectfill' operator to shorten the syntax
 111             $output .= '/F { rectfill } def'."\n";
 112
 113             // set the symbol color
 114             $output .= $back_color_string;
 115             $output .= '-'.$outerFrame.' -'.$outerFrame.' '.($w + 2*$outerFrame).' '.($h + 2*$outerFrame).' F'."\n";
 116
 117
 118             // set the symbol color
 119             $output .= $fore_color_string;
 120
 121             // Convert the matrix into pixels
 122
 123             for($i=0; $i<$h; $i++) {
 124                 for($j=0; $j<$w; $j++) {
 125                     if( $frame[$i][$j] == '1') {
 126                         $y = $h - 1 - $i;
 127                         $x = $j;
 128                         $output .= $x.' '.$y.' 1 1 F'."\n";
 129                     }
 130                 }
 131             }
 132
 133
 134             $output .='%%EOF';
 135
 136             return $output;
 137         }
 138
 139         //----------------------------------------------------------------------
 140         public static function svg($frame, $filename = false, $pixelPerPoint = 4, $outerFrame = 4,$saveandprint=FALSE, $back_color, $fore_color)
 141         {
 142             $vect = self::vectSVG($frame, $pixelPerPoint, $outerFrame, $back_color, $fore_color);
 143
 144             if ($filename === false) {
 145                 header("Content-Type: image/svg+xml");
 146                 //header('Content-Disposition: attachment, filename="qrcode.svg"');
 147                 echo $vect;
 148             } else {
 149                 if($saveandprint===TRUE){
 150                     QRtools::save($vect, $filename);
 151                     header("Content-Type: image/svg+xml");
 152                     //header('Content-Disposition: filename="'.$filename.'"');
 153                     echo $vect;
 154                 }else{
 155                     QRtools::save($vect, $filename);
 156                 }
 157             }
 158         }
 159
 160
 161         //----------------------------------------------------------------------
 162         private static function vectSVG($frame, $pixelPerPoint = 4, $outerFrame = 4, $back_color = 0xFFFFFF, $fore_color = 0x000000)
 163         {
 164             $h = count($frame);
 165             $w = strlen($frame[0]);
 166
 167             $imgW = $w + 2*$outerFrame;
 168             $imgH = $h + 2*$outerFrame;
 169
 170
 171             $output =
 172             '<?xml version="1.0" encoding="utf-8"?>'."\n".
 173             '<svg version="1.1" baseProfile="full"  width="'.$imgW * $pixelPerPoint.'" height="'.$imgH * $pixelPerPoint.'" viewBox="0 0 '.$imgW * $pixelPerPoint.' '.$imgH * $pixelPerPoint.'"
 174              xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:ev="http://www.w3.org/2001/xml-events">'."\n".
 175             '<desc></desc>'."\n";
 176
 177             $output =
 178             '<?xml version="1.0" encoding="utf-8"?>'."\n".
 179             '<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.0//EN" "http://www.w3.org/TR/2001/REC-SVG-20010904/DTD/svg10.dtd">'."\n".
 180             '<svg xmlns="http://www.w3.org/2000/svg" xml:space="preserve" xmlns:xlink="http://www.w3.org/1999/xlink" width="'.$imgW * $pixelPerPoint.'" height="'.$imgH * $pixelPerPoint.'" viewBox="0 0 '.$imgW * $pixelPerPoint.' '.$imgH * $pixelPerPoint.'">'."\n".
 181             '<desc></desc>'."\n";
 182
 183             if(!empty($back_color)) {
 184                 $backgroundcolor = str_pad(dechex($back_color), 6, "0", STR_PAD_LEFT);
 185                 $output .= '<rect width="'.$imgW * $pixelPerPoint.'" height="'.$imgH * $pixelPerPoint.'" fill="#'.$backgroundcolor.'" cx="0" cy="0" />'."\n";
 186             }
 187
 188             $output .=
 189             '<defs>'."\n".
 190             '<rect id="p" width="'.$pixelPerPoint.'" height="'.$pixelPerPoint.'" />'."\n".
 191             '</defs>'."\n".
 192             '<g fill="#'.str_pad(dechex($fore_color), 6, "0", STR_PAD_LEFT).'">'."\n";
 193
 194
 195             // Convert the matrix into pixels
 196
 197             for($i=0; $i<$h; $i++) {
 198                 for($j=0; $j<$w; $j++) {
 199                     if( $frame[$i][$j] == '1') {
 200                         $y = ($i + $outerFrame) * $pixelPerPoint;
 201                         $x = ($j + $outerFrame) * $pixelPerPoint;
 202                         $output .= '<use x="'.$x.'" y="'.$y.'" xlink:href="#p" />'."\n";
 203                     }
 204                 }
 205             }
 206             $output .=
 207             '</g>'."\n".
 208             '</svg>';
 209
 210             return $output;
 211         }
 212     }
 213
 214