Merge pull request #7 from alchemy-fr/PHRAS-3520_stamper-on-top

PHRAS-3520_stamper-on-top
alchemy-fr · Oct 2, 2023 · 7ac6a20 · 7ac6a20
2 parents 9435c17 + 72ec084
commit 7ac6a20
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Showing 5 changed files with 34 additions and 1 deletion.
diff --git a/lib/Imagine/Image/Palette/Color/CMYK.php b/lib/Imagine/Image/Palette/Color/CMYK.php
@@ -147,6 +147,18 @@ public function lighten($shade)
         );
     }
 
+    public function invert()
+    {
+        return $this->palette->color(
+            array(
+                255 - $this->c,
+                255 - $this->m,
+                255 - $this->y,
+                255 - $this->k,
+            )
+        );
+    }
+
     /**
      * {@inheritdoc}
      */

diff --git a/lib/Imagine/Image/Palette/Color/ColorInterface.php b/lib/Imagine/Image/Palette/Color/ColorInterface.php
@@ -69,6 +69,11 @@ public function dissolve($alpha);
      */
     public function lighten($shade);
 
+    /**
+     * @return ColorInterface
+     */
+    public function invert();
+
     /**
      * Returns a copy of the current color, darkened by the specified number of
      * shades

diff --git a/lib/Imagine/Image/Palette/Color/Gray.php b/lib/Imagine/Image/Palette/Color/Gray.php
@@ -96,6 +96,11 @@ public function lighten($shade)
         return $this->palette->color(array(min(255, $this->gray + $shade)), $this->alpha);
     }
 
+    public function invert()
+    {
+        return $this->palette->color(array(255 - $this->gray), $this->alpha);
+    }
+
     /**
      * {@inheritdoc}
      */

diff --git a/lib/Imagine/Image/Palette/Color/RGB.php b/lib/Imagine/Image/Palette/Color/RGB.php
@@ -134,6 +134,17 @@ public function lighten($shade)
         );
     }
 
+    public function invert()
+    {
+        return $this->palette->color(
+            array(
+                255 - $this->r,
+                255 - $this->g,
+                255 - $this->b,
+            ), $this->alpha
+        );
+    }
+
     /**
      * {@inheritdoc}
      */

diff --git a/lib/Imagine/Imagick/Imagine.php b/lib/Imagine/Imagick/Imagine.php
@@ -72,7 +72,7 @@ public function create(BoxInterface $size, ColorInterface $color = null)
         $color = null !== $color ? $color : $palette->color('fff');
 
         try {
-            $pixel = new \ImagickPixel((string) $color);
+            $pixel = new \ImagickPixel((string) $color . 'FF');
             $pixel->setColorValue(\Imagick::COLOR_ALPHA, $color->getAlpha() / 100);
 
             $imagick = new \Imagick();