public Object parseXMLObject(XMLObject xo) throws XMLParseException {
double latitude = xo.getDoubleAttribute(LATITUDE);
double longitude = xo.getDoubleAttribute(LONGITUDE);
double radius = xo.getDoubleAttribute(RADIUS);
int num = xo.getAttribute(NUMBER_OF_POINTS, 50); // default = 50
LinkedList<Point2D> Point2Ds = getCirclePoints(latitude, longitude, num, radius);
return new Polygon2D(Point2Ds, true);
}
public Object parseXMLObject(XMLObject xo) throws XMLParseException {
LinkedList<Point2D> Point2Ds = new LinkedList<Point2D>();
boolean closed;
Polygon2D polygon;
if (xo.getChild(Polygon2D.class) != null) { // This is a regular polygon
polygon = (Polygon2D) xo.getChild(Polygon2D.class);
} else { // This is an arbitrary polygon
KMLCoordinates coordinates = (KMLCoordinates) xo.getChild(KMLCoordinates.class);
closed = xo.getAttribute(CLOSED, false);
if ((!closed && coordinates.length < 3) || (closed && coordinates.length < 4))
throw new XMLParseException(
"Insufficient point2Ds in polygon '"
+ xo.getId()
+ "' to define a polygon in 2D");
for (int i = 0; i < coordinates.length; i++)
Point2Ds.add(new Point2D.Double(coordinates.x[i], coordinates.y[i]));
polygon = new Polygon2D(Point2Ds, closed);
}
polygon.setFillValue(xo.getAttribute(FILL_VALUE, 0.0));
return polygon;
}