docs: public void add(ESRIPoint point) {
  		if (point.getX() < this.minx) {
  			this.minx = point.getX();
  		}
  		if (point.getX() > this.maxx) {
  			this.maxx = point.getX();
  		}
  		if (point.getY() < this.miny) {
  			this.miny = point.getY();
  		}
  		if (point.getY() > this.maxy) {
  			this.maxy = point.getY();
  		}
  		if (point.getZ() < this.minz) {
  			this.minz = point.getZ();
  		}
  		if (point.getZ() > this.maxz) {
  			this.maxz = point.getZ();
  		}
  		if (point.getM() < this.minm) {
  			this.minm = point.getM();
  		}
  		if (point.getM() > this.maxm) {
  			this.maxm = point.getM();
  		}
  	}