Remove color gradient

Utils/ColorUtils.php

@@ -27,47 +27,6 @@ namespace phpOMS\Utils;
 class ColorUtils
 {
 
-    /**
-     * Creates a 3 point gradient based on a input value.
-     *
-     * @param int   $value Value to represent by color
-     * @param int[] $start Gradient start
-     * @param int[] $stop  Gradient stop
-     * @param int[] $end   Gradient end
-     *
-     * @return array
-     *
-     * @since  1.0.0
-     */
-    public static function getRGBGradient(int $value, array $start, array $stop, array $end) : array
-    {
-        $diff     = [];
-        $gradient = [];
-
-        if ($value <= $stop[0] && $value < $start[0]) {
-            $value = $start[0];
-        } else {
-            $value = min($value, $end[0]);
-            $start = $stop;
-            $stop  = $end;
-        }
-
-        $diff[0] = $stop[0] - $start[0];
-        $diff[1] = $stop[1] - $start[1];
-        $diff[2] = $stop[2] - $start[2];
-        $diff[3] = $stop[3] - $start[3];
-
-        $gradient['r'] = $start[1] + ($value - $start[0]) / ($diff[0]) * $diff[1];
-        $gradient['g'] = $start[2] + ($value - $start[0]) / ($diff[0]) * $diff[2];
-        $gradient['b'] = $start[3] + ($value - $start[0]) / ($diff[0]) * $diff[3];
-
-        foreach ($gradient as &$color) {
-            $color = max(min($color, 255), 0);
-        }
-
-        return $gradient;
-    }
-
     /**
      * Convert int to rgb
      *