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source: trunk/sources/HeuristicLab.Optimization/3.3/Problem.cs @ 2834

Last change on this file since 2834 was 2834, checked in by swagner, 14 years ago

Operator architecture refactoring (#95)

  • worked on operators, engines, and optimization
File size: 2.5 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2010 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
4 *
5 * This file is part of HeuristicLab.
6 *
7 * HeuristicLab is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation, either version 3 of the License, or
10 * (at your option) any later version.
11 *
12 * HeuristicLab is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
19 */
20#endregion
21
22using System.Drawing;
23using HeuristicLab.Collections;
24using HeuristicLab.Core;
25using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
26
27namespace HeuristicLab.Optimization {
28  /// <summary>
29  /// The base class for all problems.
30  /// </summary>
31  [Item("Problem", "Base class for problems.")]
32  public abstract class Problem : NamedItem, IProblem {
33    public override Image ItemImage {
34      get { return HeuristicLab.Common.Resources.VS2008ImageLibrary.Type; }
35    }
36
37    private ParameterCollection parameters;
38    [Storable]
39    protected ParameterCollection Parameters {
40      get { return parameters;}
41      private set {
42        if (parameters != null) parameters.Changed -= new ChangedEventHandler(Parameters_Changed);
43        parameters = value;
44        readOnlyParameters = null;
45        if (parameters != null) parameters.Changed += new ChangedEventHandler(Parameters_Changed);
46      }
47    }
48    private ReadOnlyObservableKeyedCollection<string, IParameter> readOnlyParameters;
49    IObservableKeyedCollection<string, IParameter> IParameterizedItem.Parameters {
50      get {
51        if (readOnlyParameters == null) readOnlyParameters = parameters.AsReadOnly();
52        return readOnlyParameters;
53      }
54    }
55
56    protected Problem() {
57      Name = ItemName;
58      Parameters = new ParameterCollection();
59      readOnlyParameters = null;
60    }
61
62    public override IDeepCloneable Clone(Cloner cloner) {
63      Problem clone = (Problem)base.Clone(cloner);
64      clone.Parameters = (ParameterCollection)cloner.Clone(parameters);
65      return clone;
66    }
67
68    private void Parameters_Changed(object sender, ChangedEventArgs e) {
69      OnChanged(e);
70    }
71  }
72}
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