656      * @param int      $colour
659     private function drawGeometry(Geometry $geom, int $colour): void  argument
670                     $this->drawGeometry($_geom, $colour);
674                 $this->drawPolygon($geom, $colour);
677                 $this->drawLineString($geom, $colour);
680                 $this->drawPoint($geom, $colour);
696      * @param int     $colour
699     private function drawPolygon(Polygon $polygon, int $colour): void  argument
724         imagefilledpolygon($this->image, $extPoints, $i - 1, $colour);
731      * @param int $colour
734     private function drawLineString(LineString $line, int $colour): void  argument
755             imageline($this->image, $x1, $y1, $x2, $y2, $colour);
764      * @param int $colour
767     private function drawPoint(Point $point, int $colour): void  argument
780         imagefilledellipse($this->image, $cx, $cy, $r, $r, $colour);
783         imagearc($this->image, $cx, $cy, $r, $r, 0, 359, $colour);