public void AddShape(Shape shape, int adjust)
{
shape.X += adjust;
if (!TryAttachShape(shape))
{
shapes.Add(shape);
}
}
public override bool HorizontallyTranslates(Shape shape)
{
throw new NotImplementedException();
}
public abstract bool HorizontallyTranslates(Shape shape);
public bool Contains(Shape shape)
{
return shapes.Exists(s => s.HorizontallyTranslates(shape));
}
protected bool TryAttachShape(Shape shape)
{
bool isAttached = false;
if (shape is HalfCircle)
{
HalfCircle halfCircle = (HalfCircle)shape;
int matchIndex = shapes.FindIndex(s => s is HalfCircle && AreTwoHalfCirclesACircle(halfCircle, (HalfCircle)s));
if (matchIndex != -1)
{
isAttached = true;
shapes[matchIndex] = new Circle(halfCircle.CX, halfCircle.CY, halfCircle.Radius);
}
}
return isAttached;
}
public override bool HorizontallyTranslates(Shape shape)
{
if (ShapeType != shape.ShapeType) return false;
return Y == shape.Y && Radius == ((HalfCircle)shape).Radius;
}