rename variables & change swap algo

Author: rez1dent3

src/Adapter.php

@@ -95,15 +95,13 @@ protected function handler(Image $image, array $data, ?string $color = null): Im
 
         $image->resizeCanvas($width, $height, 'center', false, $color);
 
-        $fill = $this->imageManager->canvas($width, $height, $color);
+        $canvas = $this->imageManager->canvas($width, $height, $color);
 
         if ($image->getDriver() instanceof \Intervention\Image\Gd\Driver) {
-            $object = $fill;
-            $fill = $image;
-            $image = $object;
+            [$canvas, $image] = [$image, $canvas];
         }
 
-        return $fill->fill(
+        return $canvas->fill(
             $image,
             $data['shifted']['width'] ?? null,
             $data['shifted']['height'] ?? null,

src/Adapters/None.php

@@ -31,7 +31,7 @@ public function apply(Image $image, array $data): Image
         }
 
         $color = $data['color'] ?? null;
-        $fill = $this->imageManager->canvas($width, $height, $color);
+        $canvas = $this->imageManager->canvas($width, $height, $color);
 
         $image->resizeCanvas(
             $width,
@@ -41,13 +41,13 @@ public function apply(Image $image, array $data): Image
             $color
         );
 
-        $fill->fill(
+        $canvas->fill(
             $image,
-            ($fill->width() - $image->width()) / 2,
-            ($fill->height() - $image->height()) / 2,
+            ($canvas->width() - $image->width()) / 2,
+            ($canvas->height() - $image->height()) / 2,
         );
 
-        return $fill;
+        return $canvas;
     }
 
 }