@Override
public FGEArea union(FGEArea area) {
if (containsArea(area)) {
return clone();
}
if (area.containsArea(this)) {
return area.clone();
}
return new FGEUnionArea(this, area);
}
@Override
public FGEArea intersect(FGEArea area) {
if (area.containsArea(this)) {
return this.clone();
}
if (containsArea(area)) {
return area.clone();
}
FGEIntersectionArea returned = new FGEIntersectionArea(this, area);
if (returned.isDevelopable()) {
return returned.makeDevelopped();
} else {
return returned;
}
}