source: branches/3073_IA_constraint_splitting_reintegration/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/ShapeConstraints.cs @ 17896

Last change on this file since 17896 was 17896, checked in by gkronber, 17 months ago

#3073: refactoring to prepare for trunk integration

File size: 2.9 KB
Line 
1#region License Information
2
3/* HeuristicLab
4 * Copyright (C) Heuristic and Evolutionary Algorithms Laboratory (HEAL)
5 *
6 * This file is part of HeuristicLab.
7 *
8 * HeuristicLab is free software: you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation, either version 3 of the License, or
11 * (at your option) any later version.
12 *
13 * HeuristicLab is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
20 */
21
22#endregion
23using System;
24using System.Linq;
25using System.Collections.Generic;
26using HEAL.Attic;
27using HeuristicLab.Common;
28using HeuristicLab.Core;
29using HeuristicLab.Collections;
30
31namespace HeuristicLab.Problems.DataAnalysis {
32  [StorableType("A56BFB05-8F11-4766-9FBF-20C7010F1CA3")]
33  [Item("ShapeConstraints", "Represents shape constraints associated with a regression problem data e.g. monotonicity constraints.")]
34  public class ShapeConstraints : CheckedItemList<ShapeConstraint> {
35    public IEnumerable<ShapeConstraint> EnabledConstraints => base.CheckedItems.Select(checkedItem => checkedItem.Value);
36
37    protected override void OnItemsAdded(IEnumerable<IndexedItem<ShapeConstraint>> items) {
38      base.OnItemsAdded(items);
39      foreach (var item in items)
40        item.Value.Changed += Item_Changed;
41    }
42
43    protected override void OnItemsRemoved(IEnumerable<IndexedItem<ShapeConstraint>> items) {
44      base.OnItemsRemoved(items);
45      foreach (var item in items)
46        item.Value.Changed -= Item_Changed;
47    }
48
49    protected override void OnCollectionReset(
50      IEnumerable<IndexedItem<ShapeConstraint>> items,
51      IEnumerable<IndexedItem<ShapeConstraint>> oldItems) {
52      base.OnCollectionReset(items, oldItems);
53      foreach (var item in items)
54        item.Value.Changed += Item_Changed;
55      foreach (var item in oldItems)
56        item.Value.Changed -= Item_Changed;
57    }
58
59    private void Item_Changed(object sender, EventArgs e) {
60      RaiseChanged();
61    }
62
63    [StorableConstructor]
64    protected ShapeConstraints(StorableConstructorFlag _) : base(_) { }
65
66    protected ShapeConstraints(ShapeConstraints original, Cloner cloner)
67      : base(original, cloner) {
68    }
69
70    public override IDeepCloneable Clone(Cloner cloner) {
71      return new ShapeConstraints(this, cloner);
72    }
73
74    public ShapeConstraints() : base() {
75    }
76
77    public event EventHandler Changed;
78
79    private void RaiseChanged() {
80      var handlers = Changed;
81      if (handlers != null)
82        handlers(this, EventArgs.Empty);
83    }
84  }
85}
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