public Geobuf.Data.Geometry geomToGeobuf(Geometry geometry) {
if (geometry instanceof Point) return pointToGeobuf((Point) geometry);
else if (geometry instanceof Polygon) return polyToGeobuf((Polygon) geometry);
else if (geometry instanceof MultiPolygon) return multiPolyToGeobuf((MultiPolygon) geometry);
else
throw new UnsupportedOperationException(
"Unsupported geometry type " + geometry.getGeometryType());
}
public static KPolygon calcConvexHullPolygon(ArrayList<KPoint> array) {
Coordinate[] coordinateArray = new Coordinate[array.size()];
for (int i = 0; i < array.size(); i++) {
KPoint p = array.get(i);
coordinateArray[i] = new Coordinate(p.x, p.y);
}
com.vividsolutions.jts.algorithm.ConvexHull convexHull =
new com.vividsolutions.jts.algorithm.ConvexHull(coordinateArray, new GeometryFactory());
Geometry geometry = convexHull.getConvexHull();
if (geometry.getGeometryType() == "Polygon") {
Polygon jtsPolygon = (Polygon) geometry;
PolygonConverter polygonConverter = new PolygonConverter();
KPolygon convexHullKPolygon = polygonConverter.makeKPolygonFromExterior(jtsPolygon);
return convexHullKPolygon;
} else {
System.out.println(": geometry.getGeometryType() == " + geometry.getGeometryType());
throw new RuntimeException("Unknown JTS geometry type: " + geometry.getGeometryType());
}
}
