Shikiryu
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svgToImage
mirror of https://github.com/Chouchen/svgToImage.git
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1st version, working for my project, will add more specification later

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Shikiryu 13 years ago
commit 31a3a2e277
4 changed files with 325 additions and 0 deletions
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12
basic.svg
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<svg xmlns="http://www.w3.org/2000/svg" version="1.1" width="600" height="512">
<desc>Created with Raphael</desc>
<defs></defs>
<image x="0" y="0" width="300" height="512" preserveAspectRatio="none" href="http://labs.shikiryu.com/experimental-cut/images/pieces/fond.jpg"></image>
<rect x="168" y="275" width="52" height="70" r="0" rx="0" ry="0" fill="none" stroke="#000" stroke-dasharray="8,3" transform="rotate(21.91207728 194 310)" style="opacity: 1; display: none; " opacity="1"></rect>
<circle cx="50" cy="50" r="50" fill="none" stroke="#00AAFF"></circle>
<image x="358" y="10" width="39" height="138" preserveAspectRatio="none" href="http://labs.shikiryu.com/experimental-cut/images/pieces/2.png" style="cursor: move; "></image>
<image x="397" y="10" width="99" height="153" preserveAspectRatio="none" href="http://labs.shikiryu.com/experimental-cut/images/pieces/3.png" style="cursor: move; "></image>
<image x="184" y="286" width="10" height="10" preserveAspectRatio="none" href="http://labs.shikiryu.com/experimental-cut/images/pieces/flecheGauche.png" style="cursor: pointer; opacity: 1; display: none; " opacity="1"></image>
<image x="204" y="286" width="10" height="10" preserveAspectRatio="none" href="http://labs.shikiryu.com/experimental-cut/images/pieces/flecheDroite.png" style="cursor: pointer; opacity: 1; display: none; " opacity="1"></image>
<image x="170" y="277" width="48" height="66" preserveAspectRatio="none" href="http://labs.shikiryu.com/experimental-cut/images/pieces/1.png" style="cursor: move; opacity: 1; " r="50" opacity="1" transform="rotate(21.91207728 194 310)"></image>
</svg>
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29
log.php
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<?
class Log {
protected $logfile;
function __construct($filename) {
$file = $filename;
$this->logfile = fopen($file, 'a+');
$this->message('Starting log');
}
function message($message) {
$message = '['. date("Y-m-d / H:i:s") . '] @MESSAGE'.' - '.$message;
$message .= "\n";
return fwrite( $this->logfile, $message );
}
function error($message) {
$message = '['. date("Y-m-d / H:i:s") . '] @ERROR'.' - '.$message;
$message .= "\n";
return fwrite( $this->logfile, $message );
}
function __destruct(){
$this->message("Finishing log\n-----------------------");
return fclose( $this->logfile );
}
}

262
svgtoimage.php
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<?
include 'log.php';
class SVGTOIMAGE{
protected $_svg;
protected $_svgXML;
protected $_image;
protected $_format;
protected $_log;
protected $_x;
protected $_y;
protected $_width;
protected $_height;
protected $_showDesc = false;
private $transparentColor = array(0,0,255);
public $_debug = true;
public function __construct($svg, $format = 'png'){
if($this->_debug) $this->_log = new Log('log.dat');
$this->_svg = $svg;
if($this->_debug) $this->_log->message('Ouverture du fichier contentant : '.$svg);
$this->_svgXML = simplexml_load_string($this->_svg);
$this->_format = $format;
}
public static function load($file){
$svg = file_get_contents($file);
return new SVGTOIMAGE($svg);
}
public static function parse($xml){
return new SVGTOIMAGE($xml);
}
public function __destruct(){
imagedestroy($this->_image);
}
public function setShowDesc($showDesc = true){
if(is_bool($showDesc)){
if($this->_debug) $this->_log->message('Passage de showDesc en '.$showDesc);
$this->_showDesc = $showDesc;
}else{
if($this->_debug) $this->_log->error('Erreur dans la fonction showDesc, doit recevoir booléen, a reçu : '.$showDesc);
}
}
public function setX($x){
if(is_int($x)){
if($this->_debug) $this->_log->message('Passage de x en '.$x);
$this->_x = $x;
}else{
if($this->_debug) $this->_log->error('Erreur dans la fonction setX, doit recevoir int, a reçu : '.$x);
}
}
public function setY($y){
if(is_int($y)){
if($this->_debug) $this->_log->message('Passage de y en '.$y);
$this->_y = $y;
}else{
if($this->_debug) $this->_log->error('Erreur dans la fonction setY, doit recevoir int, a reçu : '.$y);
}
}
public function setWidth($width){
if(is_int($width)){
if($this->_debug) $this->_log->message('Passage de width en '.$width);
$this->_width = $width;
}else{
if($this->_debug) $this->_log->error('Erreur dans la fonction setWidth, doit recevoir int, a reçu : '.$width);
}
}
public function setHeight($height){
if(is_int($height)){
if($this->_debug) $this->_log->message('Passage de height en '.$height);
$this->_height = $height;
}else{
if($this->_debug) $this->_log->error('Erreur dans la fonction setHeight, doit recevoir int, a reçu : '.$height);
}
}
/* return width and height from the SVG */
private function _getImageSize(){
$imageSize = array();
$imageSize['width'] = $this->_svgXML->attributes()->width;
$imageSize['height'] = $this->_svgXML->attributes()->height;
if($this->_debug) $this->_log->message('taille de l\'image : largeur : '.$imageSize['width'].' - longueur : '.$imageSize['height']);
return $imageSize;
}
private function _getImageWidth(){
return isset($this->_width) ? $this->_width : $this->_svgXML->attributes()->width;
}
private function _getImageHeight(){
return isset($this->_height) ? $this->_height : $this->_svgXML->attributes()->height;
}
private function _parseColor($colorCode){
if(strlen($colorCode) == 7){
if($this->_debug) $this->_log->message('Parse Color '.$colorCode);
return array(
base_convert(substr($colorCode, 1, 2), 16, 10),
base_convert(substr($colorCode, 3, 2), 16, 10),
base_convert(substr($colorCode, 5, 2), 16, 10),
);
}
if(strlen($colorCode) == 4){
if($this->_debug) $this->_log->message('Parse Color '.$colorCode);
return array(
base_convert(substr($colorCode, 1, 1).substr($colorCode, 1, 1), 16, 10),
base_convert(substr($colorCode, 2, 1).substr($colorCode, 2, 1), 16, 10),
base_convert(substr($colorCode, 3, 1).substr($colorCode, 3, 1), 16, 10),
);
}
if($this->_debug) $this->_log->error('Couleur mal indiquée '.$colorCode);
return array(0,0,0);
}
private function _parseImage($imageNode){
$x = 0;
$y = 0;
$width = 0;
$height = 0;
$href = '';
$r = 0;
foreach($imageNode->attributes() as $name => $value){
switch($name){
case 'x': $x = $value; break;
case 'y': $y = $value; break;
case 'width': $width = $value; break;
case 'height': $height = $value; break;
case 'href':
case 'xlink:href':$href = $value; break;
case 'r' : $r = $value; break;
case 'style' : if(strripos($value, 'display: none') || strripos($value, 'display:none')) return; break;
}
}
if($width == 0 || $height == 0 || $href == '')
return;
if($this->_debug) $this->_log->message('Image - x : '.$x.' - y : '.$y.' - largeur : '.$width.' - longueur : '.$height.' - url : '.$href.' - angle : '.$r);
$imageTypeArray = explode('.', $href);
$lastElementFromImageType = count($imageTypeArray);
$imageType = $imageTypeArray[$lastElementFromImageType-1];
if($imageType == 'jpg' || $imageType == 'jpeg')
$newImage = imagecreatefromjpeg($href);
else if($imageType == 'png')
$newImage = imagecreatefrompng($href);
else if($imageType == 'gif')
$newImage = imagecreatefromgif($href);
else return;
imagealphablending($newImage, true);
//rotating the image if needed
if($r != 0){
if($this->_debug){
if($newImage = imagerotate($newImage, - floatval($r), -1))
$this->_log->message('Rotating image');
else
$this->_log->error('Rotating image');
}else{
$newImage = imagerotate($newImage, - floatval($r), -1);
}
$blue = imagecolorallocate($newImage, $this->transparentColor[0], $this->transparentColor[1],$this->transparentColor[2]);
imagecolortransparent($newImage, $blue);
}
imagecopy($this->_image,$newImage,$x,$y,0,0,imagesx($newImage) , imagesy($newImage));
}
private function _parseCircle($circleNode){
$x = 0;
$y = 0;
$r = 0;
$fill = '';
$stroke = '';
foreach($circleNode->attributes() as $name => $value){
switch($name){
//TODO style display:none
case 'cx': $x = $value; break;
case 'cy': $y = $value; break;
case 'r': $r = $value; break;
case 'fill': $fill = ($value == 'none') ? '' : $value; break;
case 'stroke': $stroke = $value; break;
case 'style' : if(strripos($value, 'display: none') || strripos($value, 'display:none')) return; break;
}
}
if($r == 0)
return;
$colorStroke = $this->_parseColor($stroke);
$colorFill = $this->_parseColor($fill);
if($this->_debug) $this->_log->message('Cercle - x : '.$x.' - y : '.$y.' - rayon : '.$r.' - fill : '.$colorFill[0].'-'.$colorFill[1].'-'.$colorFill[2].' - stroke : '.$colorStroke[0].'-'.$colorStroke[1].'-'.$colorStroke[2]);
if($fill == ''){
imageellipse ($this->_image , $x , $y , $r*2 , $r*2, imagecolorallocate($this->_image, $colorStroke[0], $colorStroke[1], $colorStroke[2]) );
}else{
imagefilledellipse($this->_image , $x , $y , $r*2 , $r*2 , imagecolorallocate($this->_image, $colorFill[0], $colorFill[1], $colorFill[2]) );
}
}
private function _parseRectangle($rectNode){
//<rect x="168" y="275" width="52" height="70" r="0" rx="0" ry="0" fill="none" stroke="#000" stroke-dasharray="8,3" transform="rotate(21.91207728 194 310)" style="opacity: 1; display: none; " opacity="1"></rect>
$x = 0;
$y = 0;
$width = 0;
$height = 0;
$r = 0;
$fill = '';
$stroke = '';
foreach($rectNode->attributes() as $name => $value){
switch($name){
//TODO style display:none
case 'x': $x = $value; break;
case 'y': $y = $value; break;
case 'r': $r = $value; break;
case 'width': $width = $value; break;
case 'height': $height = $value; break;
case 'fill': $fill = ($value == 'none') ? '' : $value; break;
case 'stroke': $stroke = $value; break;
case 'style' : if(strripos($value, 'display: none') || strripos($value, 'display:none')) return; break;
}
}
if($width == 0 || $height == 0)
return;
$colorStroke = $this->_parseColor($stroke);
$colorFill = $this->_parseColor($fill);
if($this->_debug) $this->_log->message('Rectangle - x : '.$x.' - y : '.$y.' - width : '.$width.' - height : '.$height.' - fill : '.$colorFill[0].'-'.$colorFill[1].'-'.$colorFill[2].' - stroke : '.$colorStroke[0].'-'.$colorStroke[1].'-'.$colorStroke[2]);
if($fill == ''){
imagerectangle($this->_image , $x , $y , $x+$width , $y+$height, imagecolorallocate($this->_image, $colorStroke[0], $colorStroke[1], $colorStroke[2]) ); //resource $image , int $x1 , int $y1 , int $x2 , int $y2 , int $color
}else{
imagefilledrectangle ($this->_image , $x , $y , $x+$width , $y+$height, imagecolorallocate($this->_image, $colorFill[0], $colorFill[1], $colorFill[2]) );
}
}
private function _parseDescription($desc){
if($this->_debug) $this->_log->message('Ajout de la description : '.$desc);
return imagestring ( $this->_image , 2, 10, $this->_getImageHeight()-20, $desc , imagecolorallocate($this->_image, 255, 255, 255));
}
public function toImage(){
$writeDesc = null;
$this->_image = imagecreatetruecolor($this->_getImageWidth(), $this->_getImageHeight());
foreach($this->_svgXML->children() as $element){
if($element->getName() == 'image')
$this->_parseImage($element);
if($element->getName() == 'circle')
$this->_parseCircle($element);
if($element->getName() == 'rect')
$this->_parseRectangle($element);
if($element->getName() == 'desc' && $this->_showDesc)
$writeDesc = $element;
}
if($writeDesc) $this->_parseDescription($writeDesc);
return imagepng($this->_image);
}
}

22
test.php
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<?
include 'svgtoimage.php';
/*
<image x="184" y="286" width="10" height="10" preserveAspectRatio="none" href="imageurl4.png" style="cursor: pointer; opacity: 1; display: none; " opacity="1"></image>
<image x="204" y="286" width="10" height="10" preserveAspectRatio="none" href="imageurl5.png" style="cursor: pointer; opacity: 1; display: none; " opacity="1"></image>
*/
$svg = '<svg xmlns="http://www.w3.org/2000/svg" version="1.1" width="600" height="512">
<desc>Created with Raphael</desc>
<defs></defs>
<image x="0" y="0" width="300" height="512" preserveAspectRatio="none" href="http://labs.shikiryu.com/experimental-cut/images/pieces/fond.jpg"></image>
<rect x="168" y="275" width="52" height="70" r="0" rx="0" ry="0" fill="none" stroke="#FFF" stroke-dasharray="8,3" transform="rotate(21.91207728 194 310)" style="opacity: 1; display: none; " opacity="1"></rect>
<circle cx="50" cy="50" r="50" fill="#FFFFFF" stroke="#000"></circle>
<image x="170" y="277" width="48" height="66" preserveAspectRatio="none" href="http://labs.shikiryu.com/experimental-cut/images/pieces/1.png" style="cursor: move; opacity: 1; " r="90" opacity="1" transform="rotate(21.91207728 194 310)"></image>
</svg>';
//$svgtoimage = new SVGTOIMAGE($svg);
$svgtoimage = SVGTOIMAGE::load('basic.svg');
$svgtoimage->setShowDesc();
$svgtoimage->setWidth(300);
$svgtoimage->setHeight(512);
header('Content-type: image/png');
echo $svgtoimage->toImage();
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