@Override
public void visit(Node n) {
if (e.child == null && left.matches(new Environment(n))) {
if (e.osm instanceof Way && Geometry.nodeInsidePolygon(n, ((Way) e.osm).getNodes())
|| e.osm instanceof Relation
&& ((Relation) e.osm).isMultipolygon()
&& Geometry.isNodeInsideMultiPolygon(n, (Relation) e.osm, null)) {
e.child = n;
}
}
}
/**
* Tests if way is inside other way
*
* @param outside outer polygon description
* @param inside inner polygon description
* @return {@code true} if inner is inside outer
*/
public static boolean wayInsideWay(AssembledPolygon inside, AssembledPolygon outside) {
Set<Node> outsideNodes = new HashSet<Node>(outside.getNodes());
List<Node> insideNodes = inside.getNodes();
for (Node insideNode : insideNodes) {
if (!outsideNodes.contains(insideNode))
// simply test the one node
return Geometry.nodeInsidePolygon(insideNode, outside.getNodes());
}
// all nodes shared.
return false;
}