/// <summary>
/// Initializes a new instance of the <see cref="ShapeDotAttribute"/> class with the given <see cref="T:IDotShape"/> that describes
/// the shape of the node.
/// </summary>
/// <param name="shape">The shape that is assigned to the node with this attribute, must be effective.</param>
/// <exception cref="ArgumentNullException">If the given shape is not effective.</exception>
/// <remarks>
/// <para>The exists a default constructor <see cref="C:ShapeDotAttribute()"/> where the shape is by default
/// a circle.</para>
/// </remarks>
public ShapeDotAttribute(IDotShape shape)
: base(AttributeName)
{
if (shape == null) {
throw new ArgumentNullException ("shape", "The shape must be effective.");
}
Contract.EndContractBlock ();
this.Shape = shape;
}
/// <summary>
/// Initializes a new instance of the <see cref="ShapeDotAttribute"/> class with the given <see cref="T:IDotShape"/> that describes
/// the shape of the node.
/// </summary>
/// <param name="shape">The shape that is assigned to the node with this attribute, must be effective.</param>
/// <exception cref="ArgumentNullException">If the given shape is not effective.</exception>
/// <remarks>
/// <para>The exists a default constructor <see cref="C:ShapeDotAttribute()"/> where the shape is by default
/// a circle.</para>
/// </remarks>
public ShapeDotAttribute(IDotShape shape) : base(AttributeName)
{
if (shape == null)
{
throw new ArgumentNullException("shape", "The shape must be effective.");
}
Contract.EndContractBlock();
this.Shape = shape;
}
