Add constants for config options

src/Config.php

@@ -9,6 +9,10 @@ use Intervention\Image\Interfaces\ConfigInterface;
 
 class Config implements ConfigInterface
 {
+    public const AUTO_ORIENTATION = 'autoOrientation';
+    public const DECODE_ANIMATION = 'decodeAnimation';
+    public const BLENDING_COLOR = 'blendingColor';
+
     /**
      * Create config object instance
      *

src/Drivers/Gd/Decoders/BinaryImageDecoder.php

@@ -4,6 +4,7 @@ declare(strict_types=1);
 
 namespace Intervention\Image\Drivers\Gd\Decoders;
 
+use Intervention\Image\Config;
 use Intervention\Image\Exceptions\RuntimeException;
 use Intervention\Image\Interfaces\ColorInterface;
 use Intervention\Image\Interfaces\DecoderInterface;
@@ -60,7 +61,7 @@ class BinaryImageDecoder extends NativeObjectDecoder implements DecoderInterface
         }
 
         // adjust image orientation
-        if ($this->driver()->config()->option('autoOrientation') === true) {
+        if ($this->driver()->config()->option(Config::AUTO_ORIENTATION) === true) {
             $image->modify(new AlignRotationModifier());
         }
 

src/Drivers/Gd/Decoders/FilePathImageDecoder.php

@@ -4,6 +4,7 @@ declare(strict_types=1);
 
 namespace Intervention\Image\Drivers\Gd\Decoders;
 
+use Intervention\Image\Config;
 use Intervention\Image\Exceptions\DecoderException;
 use Intervention\Image\Interfaces\ColorInterface;
 use Intervention\Image\Interfaces\DecoderInterface;
@@ -50,7 +51,7 @@ class FilePathImageDecoder extends NativeObjectDecoder implements DecoderInterfa
         $image->setExif($this->extractExifData($input));
 
         // adjust image orientation
-        if ($this->driver()->config()->option('autoOrientation') === true) {
+        if ($this->driver()->config()->option(Config::AUTO_ORIENTATION) === true) {
             $image->modify(new AlignRotationModifier());
         }
 

src/Drivers/Gd/Decoders/NativeObjectDecoder.php

@@ -7,6 +7,7 @@ namespace Intervention\Image\Drivers\Gd\Decoders;
 use GdImage;
 use Intervention\Gif\Decoder as GifDecoder;
 use Intervention\Gif\Splitter as GifSplitter;
+use Intervention\Image\Config;
 use Intervention\Image\Drivers\Gd\Core;
 use Intervention\Image\Drivers\Gd\Frame;
 use Intervention\Image\Exceptions\DecoderException;
@@ -60,7 +61,7 @@ class NativeObjectDecoder extends AbstractDecoder
     protected function decodeGif(mixed $input): ImageInterface
     {
         // create non-animated image depending on config
-        if (!$this->driver()->config()->option('decodeAnimation') === true) {
+        if (!$this->driver()->config()->option(Config::DECODE_ANIMATION) === true) {
             $native = match (true) {
                 $this->isGifFormat($input) => @imagecreatefromstring($input),
                 default => @imagecreatefromgif($input),

src/Drivers/Imagick/Decoders/NativeObjectDecoder.php

@@ -5,6 +5,7 @@ declare(strict_types=1);
 namespace Intervention\Image\Drivers\Imagick\Decoders;
 
 use Imagick;
+use Intervention\Image\Config;
 use Intervention\Image\Drivers\Imagick\Core;
 use Intervention\Image\Drivers\SpecializableDecoder;
 use Intervention\Image\Exceptions\DecoderException;
@@ -40,12 +41,12 @@ class NativeObjectDecoder extends SpecializableDecoder
         );
 
         // discard animation depending on config
-        if (!$this->driver()->config()->option('decodeAnimation') === true) {
+        if (!$this->driver()->config()->option(Config::DECODE_ANIMATION) === true) {
             $image->modify(new RemoveAnimationModifier());
         }
 
         // adjust image rotatation
-        if ($this->driver()->config()->option('autoOrientation') === true) {
+        if ($this->driver()->config()->option(Config::AUTO_ORIENTATION) === true) {
             $image->modify(new AlignRotationModifier());
         }
 

src/Image.php

@@ -408,7 +408,7 @@ final class Image implements ImageInterface
     public function blendingColor(): ColorInterface
     {
         return $this->driver()->handleInput(
-            $this->driver()->config()->option('blendingColor')
+            $this->driver()->config()->option(Config::BLENDING_COLOR)
         );
     }
 
@@ -420,7 +420,7 @@ final class Image implements ImageInterface
     public function setBlendingColor(mixed $color): ImageInterface
     {
         $this->driver()->config()->setOption(
-            'blendingColor',
+            Config::BLENDING_COLOR,
             $this->driver()->handleInput($color)
         );