public abstract bool Contains(DrawingElement d);
public abstract void Remove(DrawingElement d);
public override void Remove(DrawingElement d)
{
_elements.Remove(d);
}
public abstract void Add(DrawingElement d);
public override bool Contains(DrawingElement d)
{
if (_elements.Contains(d))
return true;
return false;
}
public override void Add(DrawingElement d)
{
_elements.Add(d);
}
public override void Remove(DrawingElement c)
{
Console.WriteLine(
"Cannot remove from a PrimitiveElement");
}
public override bool Contains(DrawingElement d)
{
return false;
}
public override void Add(DrawingElement c)
{
Console.WriteLine(
"Cannot add to a PrimitiveElement");
}