static void PrintArea(Shape a_shape)
{
ShapeVisitor v = new ConsolePrintShapeVisitor();
a_shape.Accept(v);
System.Console.WriteLine("Area is: {0}", a_shape.GetArea());
}
/**
* Add a shape to this shape.
*
* @param shape
* The shape to add
* @throws ShapeDoesNotSupportChildren
* if this shape is not a composite
*/
public void AddShape(Shape shape)
{
// TODO: Implement
if (AsComposite() != null)
{
AsComposite().shapes.Add(shape);
}
else
{
throw new ShapeDoesNotSupportChildren();
}
}
/**
* Remove a shape from this shape childrens
*
* @param shape
* the shape to remove
* @return true if the shape was present and was removed, false if the shape
* was not present
*/
public bool removeShape(Shape shape)
{
if (GetShapes().IndexOf(shape)>=0)
{
GetShapes().RemoveAt(GetShapes().IndexOf(shape));
return true;
}
return false;
}
public void Add(Shape a_child)
{
m_shapes.Add(a_child);
}
