#region License Information /* HeuristicLab * Copyright (C) 2002-2010 Heuristic and Evolutionary Algorithms Laboratory (HEAL) * * This file is part of HeuristicLab. * * HeuristicLab is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * HeuristicLab is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with HeuristicLab. If not, see . */ #endregion using System.Linq; using HeuristicLab.Collections; using HeuristicLab.Core; using HeuristicLab.Operators; using HeuristicLab.Optimization; using HeuristicLab.Parameters; using HeuristicLab.Persistence.Default.CompositeSerializers.Storable; namespace HeuristicLab.Encodings.PermutationEncoding { [Item("MultiPermutationManipulator", "Randomly selects and applies one of its manipulators every time it is called.")] [StorableClass] public class MultiPermutationManipulator : StochasticMultiOperator, IPermutationManipulator, IStochasticOperator { public override bool CanChangeName { get { return false; } } protected override bool CreateChildOperation { get { return true; } } public ILookupParameter PermutationParameter { get { return (ILookupParameter)Parameters["Permutation"]; } } [StorableConstructor] private MultiPermutationManipulator(bool deserializing) : base(deserializing) { } public MultiPermutationManipulator() : base() { Parameters.Add(new LookupParameter("Permutation", "The permutation that is being manipulating.")); } protected override void Operators_ItemsReplaced(object sender, CollectionItemsChangedEventArgs> e) { base.Operators_ItemsReplaced(sender, e); ParameterizeManipulators(); } protected override void Operators_ItemsAdded(object sender, CollectionItemsChangedEventArgs> e) { base.Operators_ItemsAdded(sender, e); ParameterizeManipulators(); } private void ParameterizeManipulators() { foreach (IPermutationManipulator manipulator in Operators.OfType()) { manipulator.PermutationParameter.ActualName = PermutationParameter.Name; } foreach (IStochasticOperator crossover in Operators.OfType()) { crossover.RandomParameter.ActualName = RandomParameter.Name; } } } }