Change arguments of ImageInterface::background()

changelog.md

@@ -11,7 +11,7 @@
 
 ## API Changes
 
-- ImageInterface::blendTransparency() was renamed to ImageInterface::background()
+- ImageInterface::blendTransparency() was renamed to ImageInterface::background() - Signature changed
 - ImageInterface::setBlendingColor() was renamed to ImageInterface::setBackgroundColor()
 - ImageInterface::blendingColor() was renamed to ImageInterface::backgroundColor()
 - Changed default value for `background` to `null` in ImageInterface::rotate()

src/Image.php

@@ -417,7 +417,7 @@ final class Image implements ImageInterface
      *
      * @see ImageInterface::setBackgroundColor()
      */
-    public function setBackgroundColor(mixed $color): ImageInterface
+    public function setBackgroundColor(string|ColorInterface $color): ImageInterface
     {
         $this->driver()->config()->setOptions(
             backgroundColor: $this->driver()->handleInput($color)
@@ -431,7 +431,7 @@ final class Image implements ImageInterface
      *
      * @see ImageInterface::background()
      */
-    public function background(mixed $color = null): ImageInterface
+    public function background(null|string|ColorInterface $color = null): ImageInterface
     {
         return $this->modify(new BackgroundModifier($color));
     }

src/Interfaces/ImageInterface.php

@@ -235,14 +235,15 @@ interface ImageInterface extends IteratorAggregate, Countable
      *
      * @throws RuntimeException
      */
-    public function setBackgroundColor(mixed $color): self;
+    public function setBackgroundColor(string|ColorInterface $color): self;
 
     /**
-     * Replace transparent areas of the image with given color
+     * Replace transparent areas of the image with given color or currently
+     * configured background color
      *
      * @throws RuntimeException
      */
-    public function background(mixed $color = null): self;
+    public function background(null|string|ColorInterface $color = null): self;
 
     /**
      * Retrieve ICC color profile of image

src/Modifiers/BackgroundModifier.php

@@ -21,7 +21,7 @@ class BackgroundModifier extends SpecializableModifier
      *
      * @return void
      */
-    public function __construct(public mixed $color = null)
+    public function __construct(public null|string|ColorInterface $color = null)
     {
         //
     }