Grafika\Gd\DrawingObject\Polygon::draw PHP Method

    public function draw($image)
    {
        if (function_exists('imageantialias')) {
            imageantialias($image->getCore(), true);
        }
        $points = $this->points();
        $count = count($this->points);
        // Create filled polygon
        if (null !== $this->fillColor) {
            list($r, $g, $b, $alpha) = $this->getFillColor()->getRgba();
            $fillColorResource = imagecolorallocatealpha($image->getCore(), $r, $g, $b, Editor::gdAlpha($alpha));
            imagefilledpolygon($image->getCore(), $points, $count, $fillColorResource);
        }
        // Create polygon borders. It will be placed on top of the filled polygon (if present)
        if (0 < $this->getBorderSize() and null !== $this->borderColor) {
            // With border > 0 AND borderColor !== null
            list($r, $g, $b, $alpha) = $this->getBorderColor()->getRgba();
            $borderColorResource = imagecolorallocatealpha($image->getCore(), $r, $g, $b, Editor::gdAlpha($alpha));
            imagepolygon($image->getCore(), $points, $count, $borderColorResource);
        }
        return $image;
    }