Added backgroundColor method

README.md

@@ -76,10 +76,10 @@ This is output
 ```
 $width = 350;
 $height = 150;
-$color = array(35, 210, 240);
 $resizer = new \StefanoImage\Image();
 $resizer->sourceImage($sourceImage)
-        ->pad($width, $height, $color)
+        ->pad($width, $height)
+        ->backgroundColor(35, 210, 240)
         ->save($outputDir, $name);
 ```
 

src/StefanoImage/Image.php

@@ -58,7 +58,7 @@ public function clearWatermarks() {
         return $this;
     }
 
-    private function backgroundColor($red, $green, $blue) {
+    public function backgroundColor($red, $green, $blue) {
         $this->bacgroundColor = array(
             'red' => (int) $red,
             'green' => (int) $green,
@@ -116,15 +116,13 @@ public function adaptiveResize($width, $height) {
         return $this;
     }
 
-    public function pad($width, $height, $color = array(200, 200, 200)) {
+    public function pad($width, $height) {
         $this->maxOutputWidth = (int) $width;
         $this->maxOutputHeight = (int) $height;
         $this->adaptOutputResolution = false;
 
         $this->keepSourceImageAspectRatio = true;
 
-        $this->backgroundColor($color[0], $color[1], $color[2]);
-
         return $this;
     }
 

src/StefanoImage/ImageInterface.php

@@ -43,11 +43,18 @@ public function adaptiveResize($width, $height);
     /**
      * @param int $width
      * @param int $height
-     * @param array|null $color
      * @return self
      */
-    public function pad($width, $height, $color = array(200, 200, 200));
-
+    public function pad($width, $height);
+
+     /**
+     * @param int $red
+     * @param int $green
+     * @param int $blue
+     * @return self
+     */
+    public function backgroundColor($red, $green, $blue);
+
     /**
      * @param int $quality form 1 to 100
      * @return self

tests/StefanoImageTest/ImageTest.php

@@ -252,7 +252,7 @@ public function testDefaultBackgroundColor() {
 
         $image = new Image($adapterMock);
         $image->sourceImage($sourceImagePath)
-              ->pad(100, 100, array(200, 200, 200))
+              ->pad(100, 100)
               ->save($targetPath, $newName);
     }
 
@@ -272,7 +272,8 @@ public function testChangeBackgroundColor() {
 
         $image = new Image($adapterMock);
         $image->sourceImage($sourceImagePath)
-              ->pad(100, 100, array(125, 250, 75))
+              ->pad(100, 100)
+              ->backgroundColor(125, 250, 75)
               ->save($targetPath, $newName);
     }