/// <summary>
/// Creates a new positional element association and adds it to this aggregate.
/// </summary>
/// <param name="expression">the expression</param>
/// <returns>the created element association</returns>
public virtual ElementAssociation CreateAssociation(Expression expression)
{
ElementAssociation association = new ElementAssociation(expression);
associations.Add(association);
return(association);
}
/// <summary>
/// Creates a new named element association and adds it to this aggregate.
/// </summary>
/// <param name="expression">the expression</param>
/// <param name="choices">the choices</param>
/// <returns>the created element association</returns>
public virtual ElementAssociation CreateAssociation(Expression expression, List <Choice> choices)
{
ElementAssociation association = new ElementAssociation(expression, choices);
associations.Add(association);
return(association);
}
public override Choice copy()
{
Aggregate a = new Aggregate();
foreach (ElementAssociation association in associations)
{
ElementAssociation associationCopy = new ElementAssociation(association.Expression.copy() as Expression, association.Choices);
a.associations.Add(associationCopy);
}
return(a);
}