Merge pull request #50 from msch-alpgis/master

Fix styles for php >= 7.0

Author: PhenX

src/Svg/Style.php

@@ -302,15 +302,15 @@ static function getTriplet($color, $percent = false) {
 
             if ($percent) {
                 if ($triplet[$c][strlen($triplet[$c]) - 1] === "%") {
-                    $triplet[$c] = $triplet[$c] / 100;
+                    $triplet[$c] = floatval($triplet[$c]) / 100;
                 }
                 else {
                     $triplet[$c] = $triplet[$c] / 255;
                 }
             }
             else {
                 if ($triplet[$c][strlen($triplet[$c]) - 1] === "%") {
-                    $triplet[$c] = round($triplet[$c] * 2.55);
+                    $triplet[$c] = round(floatval($triplet[$c]) * 2.55);
                 }
             }
         }
@@ -547,4 +547,4 @@ static function convertSize($size, $referenceSize = 11.0, $dpi = 96.0) {
         'whitesmoke'           => '#f5f5f5',
         'yellowgreen'          => '#9acd32',
     );
-}
+}