@Override
public MapElement getReduced(int detail, float range) {
// draw everything on detail 0
if (detail == 0) {
return this;
}
// determine bounding box, discard too small areas
Bounds bounds = new Bounds(nodes[0].getPos(), 0);
for (Node node : nodes) {
bounds.extend(node.getLatitude(), node.getLongitude());
}
if (bounds.getHeight() + bounds.getWidth() < range) {
return null;
}
// return simplified area
Area result = new Area(name, wayInfo);
result.setNodes(Street.simplifyNodes(nodes, range / 2));
if (result.nodes.length <= MIN_REDUCTION_NODES && nodes.length > MIN_REDUCTION_NODES) {
return null;
}
return (result.nodes.length == nodes.length) ? this : result;
}
