source: branches/3138_Shape_Constraints_Transformations/HeuristicLab.Problems.DataAnalysis.Symbolic.Regression/3.4/ExtendedConstraint.cs @ 18181

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using HEAL.Attic;
using HeuristicLab.Common;
using HeuristicLab.Core;
using HeuristicLab.Data;
using HeuristicLab.Encodings.SymbolicExpressionTreeEncoding;
using HeuristicLab.Parameters;

namespace HeuristicLab.Problems.DataAnalysis.Symbolic.Regression {
  [StorableType("4E416693-1051-4987-A972-F869C4ACE3D4")]
  public class ExtendedConstraint : ParameterizedNamedItem {
    #region Constants
    private const string ExpressionParameterName = "Expression";
    private const string ShapeConstraintsParameterName = "Shape Constraints";
    #endregion

    public IFixedValueParameter<StringValue> ExpressionParameter => 
      (IFixedValueParameter<StringValue>)Parameters[ExpressionParameterName];

    public IFixedValueParameter<ShapeConstraints> ShapeConstraintsParameter =>
      (IFixedValueParameter<ShapeConstraints>)Parameters[ShapeConstraintsParameterName];

    public string Expression => ExpressionParameter.Value.Value;
    public ISymbolicExpressionTree Tree => Parser.Parse(Expression);
    public ShapeConstraints ShapeConstraints => ShapeConstraintsParameter.Value;

    private InfixExpressionParser Parser => new InfixExpressionParser();

    #region Constructors & Cloning
    public ExtendedConstraint() {
      Parameters.Add(new FixedValueParameter<StringValue>(ExpressionParameterName, new StringValue("")));
      Parameters.Add(new FixedValueParameter<ShapeConstraints>(ShapeConstraintsParameterName, new ShapeConstraints()));
    }

    protected ExtendedConstraint(ExtendedConstraint original, Cloner cloner) : base(original, cloner) {
    }

    [StorableConstructor]
    protected ExtendedConstraint(StorableConstructorFlag _) : base(_) { }

    public override IDeepCloneable Clone(Cloner cloner) =>
      new ExtendedConstraint(this, cloner);
    #endregion
  }
}