public void ClearReferences()
{
foreach (GraphicItem g in _graphicItems)
{
GraphicItem.unpersist(g);
}
_graphicItems.Clear();
}
public override Value Evaluate(FSharpList <Value> args)
{
Geometry geom1 = (Geometry)((Value.Container)args[0]).Item;
Geometry geom2 = (Geometry)((Value.Container)args[1]).Item;
GeometryList result = geom1.intersect(geom2);
foreach (Geometry g in _result)
{
GraphicItem.unpersist(g);
}
_result.Clear();
foreach (Geometry g in result)
{
Geometry restored = RestoreProperType(g);
GraphicItem.persist(restored);
_result.Add(restored);
_graphicItems.Add(restored);
}
if (_result.Count == 1)
{
return(Value.NewContainer(_result[0]));
}
else
{
List <Value> return_values = new List <Value>();
foreach (Geometry g in _result)
{
return_values.Add(Value.NewContainer(g));
}
return(Value.NewList(Utils.SequenceToFSharpList(return_values)));
}
}
