Make the mapper array a class property.

contao · Oct 17, 2017 · d8dd309 · d8dd309
1 parent 716a2e4
commit d8dd309
Showing 1 changed file with 16 additions and 13 deletions.
diff --git a/src/Image.php b/src/Image.php
@@ -37,6 +37,20 @@ class Image extends AbstractImage
      */
     private $palette;
 
+    /**
+     * @var array
+     */
+    private static $map = [
+        'px' => 1,
+        'em' => 16,
+        'ex' => 16 / 2,
+        'pt' => 16 / 12,
+        'pc' => 16,
+        'in' => 16 * 6,
+        'cm' => 16 / (2.54 / 6),
+        'mm' => 16 / (25.4 / 6),
+    ];
+
     /**
      * @param \DOMDocument $document
      * @param MetadataBag  $metadata
@@ -455,24 +469,13 @@ private function fixViewBox()
      */
     private function getPixelValue($size)
     {
-        $map = [
-            'px' => 1,
-            'em' => 16,
-            'ex' => 16 / 2,
-            'pt' => 16 / 12,
-            'pc' => 16,
-            'in' => 16 * 6,
-            'cm' => 16 / (2.54 / 6),
-            'mm' => 16 / (25.4 / 6),
-        ];
-
         $size = trim($size);
 
         $value = substr($size, 0, -2);
         $unit = substr($size, -2);
 
-        if (isset($map[$unit]) && is_numeric($value)) {
-            $size = $value * $map[$unit];
+        if (isset($this->map[$unit]) && is_numeric($value)) {
+            $size = $value * $this->map[$unit];
         }
 
         if (is_numeric($size)) {