Color Unique String support

hugo082 · May 23, 2017 · d0363dc · d0363dc
1 parent 8610cc3
commit d0363dc
Showing 1 changed file with 14 additions and 0 deletions.
diff --git a/Core/Color.php b/Core/Color.php
@@ -98,6 +98,20 @@ public static function fromHex(string $hex): Color {
         return new Color($r, $g, $b, 1);
     }
 
+    /**
+     * Unique color from string
+     * @param string $string
+     * @param int $delta
+     * @return Color
+     */
+    public static function fromString(string $string, int $delta = 0): Color {
+        $delta = min(16777215 - 1, $delta);
+        $hash = crc32($string) % (16777215 - $delta) + $delta;
+        $hex = dechex($hash);
+        $hex = str_pad($hex, 6 - count($hex), "0", STR_PAD_LEFT);
+        return self::fromHex("#".$hex);
+    }
+
     /**
      * @param Color $color
      * @param int $delta