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<?php |
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/* |
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* PHP QR Code encoder |
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* |
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* Image output of code using GD2 |
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* |
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* PHP QR Code is distributed under LGPL 3 |
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* Copyright (C) 2010 Dominik Dzienia <deltalab at poczta dot fm> |
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* |
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* This library is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 3 of the License, or any later version. |
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* |
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* This library is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with this library; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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define('QR_VECT', true); |
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class qrvect |
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{ |
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//---------------------------------------------------------------------- |
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public static function eps($frame, $filename = false, $pixelPerPoint = 4, $outerFrame = 4, $saveandprint = false, $back_color = 0xFFFFFF, $fore_color = 0x000000, $cmyk = false) |
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{ |
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$vect = self::vectEPS($frame, $pixelPerPoint, $outerFrame, $back_color, $fore_color, $cmyk); |
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if ($filename === false) { |
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header('Content-Type: application/postscript'); |
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header('Content-Disposition: filename="qrcode.eps"'); |
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echo $vect; |
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} else { |
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if ($saveandprint === true) { |
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QRtools::save($vect, $filename); |
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header('Content-Type: application/postscript'); |
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header('Content-Disposition: filename="qrcode.eps"'); |
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echo $vect; |
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} else { |
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QRtools::save($vect, $filename); |
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} |
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} |
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} |
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//---------------------------------------------------------------------- |
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private static function vectEPS($frame, $pixelPerPoint = 4, $outerFrame = 4, $back_color = 0xFFFFFF, $fore_color = 0x000000, $cmyk = false) |
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{ |
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$h = count($frame); |
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$w = strlen($frame[0]); |
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$imgW = $w + 2 * $outerFrame; |
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$imgH = $h + 2 * $outerFrame; |
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if ($cmyk) { |
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// convert color value into decimal eps format |
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$c = round((($fore_color & 0xFF000000) >> 16) / 255, 5); |
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$m = round((($fore_color & 0x00FF0000) >> 16) / 255, 5); |
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$y = round((($fore_color & 0x0000FF00) >> 8) / 255, 5); |
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$k = round(($fore_color & 0x000000FF) / 255, 5); |
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$fore_color_string = $c.' '.$m.' '.$y.' '.$k.' setcmykcolor'."\n"; |
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// convert color value into decimal eps format |
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$c = round((($back_color & 0xFF000000) >> 16) / 255, 5); |
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$m = round((($back_color & 0x00FF0000) >> 16) / 255, 5); |
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$y = round((($back_color & 0x0000FF00) >> 8) / 255, 5); |
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$k = round(($back_color & 0x000000FF) / 255, 5); |
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$back_color_string = $c.' '.$m.' '.$y.' '.$k.' setcmykcolor'."\n"; |
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} else { |
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// convert a hexadecimal color code into decimal eps format (green = 0 1 0, blue = 0 0 1, ...) |
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$r = round((($fore_color & 0xFF0000) >> 16) / 255, 5); |
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$b = round((($fore_color & 0x00FF00) >> 8) / 255, 5); |
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$g = round(($fore_color & 0x0000FF) / 255, 5); |
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$fore_color_string = $r.' '.$b.' '.$g.' setrgbcolor'."\n"; |
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// convert a hexadecimal color code into decimal eps format (green = 0 1 0, blue = 0 0 1, ...) |
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$r = round((($back_color & 0xFF0000) >> 16) / 255, 5); |
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$b = round((($back_color & 0x00FF00) >> 8) / 255, 5); |
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$g = round(($back_color & 0x0000FF) / 255, 5); |
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$back_color_string = $r.' '.$b.' '.$g.' setrgbcolor'."\n"; |
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} |
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$output = |
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'%!PS-Adobe EPSF-3.0'."\n". |
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'%%Creator: PHPQrcodeLib'."\n". |
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'%%Title: QRcode'."\n". |
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'%%CreationDate: '.date('Y-m-d')."\n". |
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'%%DocumentData: Clean7Bit'."\n". |
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'%%LanguageLevel: 2'."\n". |
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'%%Pages: 1'."\n". |
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'%%BoundingBox: 0 0 '.$imgW * $pixelPerPoint.' '.$imgH * $pixelPerPoint."\n"; |
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// set the scale |
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$output .= $pixelPerPoint.' '.$pixelPerPoint.' scale'."\n"; |
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// position the center of the coordinate system |
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$output .= $outerFrame.' '.$outerFrame.' translate'."\n"; |
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// redefine the 'rectfill' operator to shorten the syntax |
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$output .= '/F { rectfill } def'."\n"; |
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// set the symbol color |
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$output .= $back_color_string; |
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$output .= '-'.$outerFrame.' -'.$outerFrame.' '.($w + 2 * $outerFrame).' '.($h + 2 * $outerFrame).' F'."\n"; |
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// set the symbol color |
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$output .= $fore_color_string; |
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// Convert the matrix into pixels |
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for ($i = 0; $i < $h; $i++) { |
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for ($j = 0; $j < $w; $j++) { |
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if ($frame[$i][$j] == '1') { |
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$y = $h - 1 - $i; |
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$x = $j; |
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$output .= $x.' '.$y.' 1 1 F'."\n"; |
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} |
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} |
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} |
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$output .= '%%EOF'; |
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return $output; |
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} |
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//---------------------------------------------------------------------- |
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public static function svg($frame, $filename, $pixelPerPoint, $outerFrame, $saveandprint, $back_color, $fore_color) |
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{ |
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$vect = self::vectSVG($frame, $pixelPerPoint, $outerFrame, $back_color, $fore_color); |
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if ($filename === false) { |
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header('Content-Type: image/svg+xml'); |
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//header('Content-Disposition: attachment, filename="qrcode.svg"'); |
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echo $vect; |
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} else { |
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if ($saveandprint === true) { |
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QRtools::save($vect, $filename); |
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header('Content-Type: image/svg+xml'); |
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//header('Content-Disposition: filename="'.$filename.'"'); |
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echo $vect; |
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} else { |
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QRtools::save($vect, $filename); |
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} |
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} |
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} |
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//---------------------------------------------------------------------- |
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private static function vectSVG($frame, $pixelPerPoint = 4, $outerFrame = 4, $back_color = 0xFFFFFF, $fore_color = 0x000000) |
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{ |
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$h = count($frame); |
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$w = strlen($frame[0]); |
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$imgW = $w + 2 * $outerFrame; |
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$imgH = $h + 2 * $outerFrame; |
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$output = |
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'<?xml version="1.0" encoding="utf-8"?>'."\n". |
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'<svg version="1.1" baseProfile="full" width="'.$imgW * $pixelPerPoint.'" height="'.$imgH * $pixelPerPoint.'" viewBox="0 0 '.$imgW * $pixelPerPoint.' '.$imgH * $pixelPerPoint.'" |
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xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:ev="http://www.w3.org/2001/xml-events">'."\n". |
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'<desc></desc>'."\n"; |
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$output = |
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'<?xml version="1.0" encoding="utf-8"?>'."\n". |
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'<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.0//EN" "http://www.w3.org/TR/2001/REC-SVG-20010904/DTD/svg10.dtd">'."\n". |
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'<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 * $pixelPerPoint.'">'."\n". |
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'<desc></desc>'."\n"; |
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if (!empty($back_color)) { |
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$backgroundcolor = str_pad(dechex($back_color), 6, '0', STR_PAD_LEFT); |
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$output .= '<rect width="'.$imgW * $pixelPerPoint.'" height="'.$imgH * $pixelPerPoint.'" fill="#'.$backgroundcolor.'" cx="0" cy="0" />'."\n"; |
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} |
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$output .= |
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'<defs>'."\n". |
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'<rect id="p" width="'.$pixelPerPoint.'" height="'.$pixelPerPoint.'" />'."\n". |
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'</defs>'."\n". |
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'<g fill="#'.str_pad(dechex($fore_color), 6, '0', STR_PAD_LEFT).'">'."\n"; |
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// Convert the matrix into pixels |
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for ($i = 0; $i < $h; $i++) { |
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for ($j = 0; $j < $w; $j++) { |
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if ($frame[$i][$j] == '1') { |
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$y = ($i + $outerFrame) * $pixelPerPoint; |
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$x = ($j + $outerFrame) * $pixelPerPoint; |
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$output .= '<use x="'.$x.'" y="'.$y.'" xlink:href="#p" />'."\n"; |
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} |
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} |
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} |
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$output .= |
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'</g>'."\n". |
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'</svg>'; |
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return $output; |
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} |
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} |
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