628      * @param int      $colour
631     private function drawGeometry(Geometry $geom, int $colour): void  argument
642                     $this->drawGeometry($_geom, $colour);
646                 $this->drawPolygon($geom, $colour);
649                 $this->drawLineString($geom, $colour);
652                 $this->drawPoint($geom, $colour);
668      * @param int     $colour
671     private function drawPolygon($polygon, int $colour)  argument
696         imagefilledpolygon($this->image, $extPoints, $i - 1, $colour);
703      * @param int        $colour
706     private function drawLineString($line, $colour)  argument
727             imageline($this->image, $x1, $y1, $x2, $y2, $colour);
736      * @param int   $colour
739     private function drawPoint($point, $colour)  argument
752         imagefilledellipse($this->image, $cx, $cy, $r, $r, $colour);
755         imagearc($this->image, $cx, $cy, $r, $r, 0, 359, $colour);