/// <summary>
/// Updates a radius value for a given figure.
/// </summary>
/// <remarks>
/// A constant <see cref="pointRadius"/>pointRadius is used for points
/// A transformed radius is used for points
/// All other figures get radius of 0
/// </remarks>
private void UpdateRadius()
{
if (original is Geometry.Figures.Point)
{
Radius = pointRadius;
}
else if (original is Circle)
{
Radius = Transformer.ConvertToScreenLength((original as Circle).Radius);
}
else
{
Radius = 0;
}
}
