added effectShadow and effectGradient prameters

Author: ANKUR DWIVEDI

README.md

@@ -507,7 +507,9 @@ If you want to generate transformations in your application and add them to the
 | effectSharpen | e-sharpen |
 | effectUSM | e-usm |
 | effectContrast | e-contrast |
-| effectGray | e-grayscale |
+| effectGray | e-grayscale 
+| effectShadow | e-shadow |
+| effectGradient | e-gradient |
 | original | orig |
 | raw | `replaced by the parameter value` |
 

sample/url_generation/image_enhancement_and_color_manipulation.php

@@ -63,3 +63,43 @@
 echo "3. Unsharp mask Image URL: \n";
 echo "\033[01;32m$imageURL\033[0m";
 echo "\n";
+
+// Shadow (e-shadow)
+// https://docs.imagekit.io/features/image-transformations/image-enhancement-and-color-manipulation#shadow-e-shadow
+
+$imageURL = $imageKit->url(
+    [
+        'src' => 'https://ik.imagekit.io/demo/sample_image.jpg',
+        'transformation' => [
+            [
+                'height' => '300',
+                'effectShadow' => 'bl-15_st-40_x-10_y-N5'
+            ]
+        ],
+    ]
+);
+
+echo "\n\n";
+echo "4. Shadow image URL: \n";
+echo "\033[01;32m$imageURL\033[0m";
+echo "\n";
+
+// Gradient (e-gradient)
+// https://docs.imagekit.io/features/image-transformations/image-enhancement-and-color-manipulation#gradient-e-gradient
+
+$imageURL = $imageKit->url(
+    [
+        'src' => 'https://ik.imagekit.io/demo/sample_image.jpg',
+        'transformation' => [
+            [
+                'height' => '300',
+                'effectGradient' => 'from-red_to-white',
+            ]
+        ],
+    ]
+);
+
+echo "\n\n";
+echo "5. Gradient image URL: \n";
+echo "\033[01;32m$imageURL\033[0m";
+echo "\n";

src/ImageKit/Constants/SupportedTransforms.php

@@ -49,6 +49,8 @@ class SupportedTransforms
         'effectUSM' => 'e-usm',
         'effectContrast' => 'e-contrast',
         'effectGray' => 'e-grayscale',
+        'effectShadow' => 'e-shadow',
+        'effectGradient' => 'e-gradient',
         'original' => 'orig',
         'rotate' => 'rt',
         'overlayImageAspectRatio' => 'oiar',

tests/ImageKit/Url/UrlTest.php

@@ -719,6 +719,8 @@ public function testUrlAllCombined()
                     'effectUSM' => '2-2-0.8-0.024',
                     'effectContrast' => true,
                     'effectGray' => true,
+                    'effectShadow' => 'bl-15_st-40_x-10_y-N5',
+                    'effectGradient' => 'from-red_to-white',
                     'original' => true,
                     'overlayImageFocus' => 'face',
                     'raw' => 'h-500,w-450'
@@ -727,7 +729,7 @@ public function testUrlAllCombined()
         ]);
 
         UrlTest::assertEquals(
-            'https://ik.imagekit.io/demo/tr:h-300,w-400,ar-4-3,q-40,c-force,cm-extract,fo-left,f-jpeg,r-50,bg-A94D34,b-5-A94D34,rt-90,bl-10,n-some_name,ox-35,oy-35,ofo-bottom,oh-20,ow-20,oi-folder@@file.jpg,oit-false,oiar-4:3,oibg-0F0F0F,oib-10_0F0F0F,oidpr-2,oiq-50,oic-force,ot-two words,ots-20,otf-Open Sans,otc-00FFFF,oa-5,ott-b,obg-00AAFF55,ote-b3ZlcmxheSBtYWRlIGVhc3k%3D,otw-50,otbg-00AAFF55,otp-40,otia-left,or-10,pr-true,lo-true,t-5,md-true,cp-true,di-folder@@file.jpg,dpr-3,e-sharpen-10,e-usm-2-2-0.8-0.024,e-contrast-true,e-grayscale-true,orig-true,oifo-face,h-500,w-450/default-image.jpg',
+            'https://ik.imagekit.io/demo/tr:h-300,w-400,ar-4-3,q-40,c-force,cm-extract,fo-left,f-jpeg,r-50,bg-A94D34,b-5-A94D34,rt-90,bl-10,n-some_name,ox-35,oy-35,ofo-bottom,oh-20,ow-20,oi-folder@@file.jpg,oit-false,oiar-4:3,oibg-0F0F0F,oib-10_0F0F0F,oidpr-2,oiq-50,oic-force,ot-two words,ots-20,otf-Open Sans,otc-00FFFF,oa-5,ott-b,obg-00AAFF55,ote-b3ZlcmxheSBtYWRlIGVhc3k%3D,otw-50,otbg-00AAFF55,otp-40,otia-left,or-10,pr-true,lo-true,t-5,md-true,cp-true,di-folder@@file.jpg,dpr-3,e-sharpen-10,e-usm-2-2-0.8-0.024,e-contrast-true,e-grayscale-true,e-shadow-bl-15_st-40_x-10_y-N5,e-gradient-from-red_to-white,orig-true,oifo-face,h-500,w-450/default-image.jpg',
             $url
         );
     }