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source: branches/HeuristicLab.DataImporter/HeuristicLab.DataImporter.Command/ChangeValues/LinearTransformationCommand.cs @ 11661

Last change on this file since 11661 was 9615, checked in by mkommend, 11 years ago

#1734: Updated copyright information in all DataImporter classes.

File size: 3.2 KB
RevLine 
[6134]1#region License Information
2/* HeuristicLab
[9615]3 * Copyright (C) 2002-2013 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
[6134]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
[9614]22using HeuristicLab.DataImporter.Command.View;
[6133]23using HeuristicLab.DataImporter.Data;
24using HeuristicLab.DataImporter.Data.CommandBase;
25using HeuristicLab.DataImporter.Data.Model;
26using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
27
28namespace HeuristicLab.DataImporter.Command {
29  [StorableClass]
30  [ViewableCommandInfoAttribute("Linear Transformation", 1, ColumnGroupState.DoubleColumnSelected, "Change Values",
31  Position = 6, OptionsView = typeof(LinearTransformationCommandView))]
32  public class LinearTransformationCommand : ColumnGroupCommandWithAffectedColumnsBase {
[9614]33    [StorableConstructor]
34    protected LinearTransformationCommand(bool deserializing) : base(deserializing) { }
[6133]35
36    public LinearTransformationCommand(DataSet dataSet, string columnGroupName, int[] affectedColumns)
37      : base(dataSet, columnGroupName, affectedColumns) {
38    }
39
40    [Storable]
41    private double slope;
42    public double Slope {
43      get { return this.slope; }
44      set { this.slope = value; }
45    }
46
47    [Storable]
48    private double offset;
49    public double Offset {
50      get { return this.offset; }
51      set { this.offset = value; }
52    }
53
54    public override string Description {
55      get { return "Lineare Transformation"; }
56    }
57
58    public override void Execute() {
59      base.Execute();
60      DoubleColumn column;
61      foreach (int col in AffectedColumns) {
62        if (ColumnGroup.GetColumn(col) is DoubleColumn) {
63          column = (DoubleColumn)ColumnGroup.GetColumn(col);
64          for (int i = 0; i < column.TotalValuesCount; i++)
65            if (column.GetValue(i) != null)
66              column.ChangeValue(i, (double)column.GetValue(i) * slope + offset);
67        }
68      }
69      ColumnGroup.FireChanged();
70      ColumnGroup = null;
71    }
72
73    public override void UndoExecute() {
74      base.UndoExecute();
75      DoubleColumn column;
76      foreach (int col in AffectedColumns) {
77        if (ColumnGroup.GetColumn(col) is DoubleColumn) {
78          column = (DoubleColumn)ColumnGroup.GetColumn(col);
79          for (int i = 0; i < column.TotalValuesCount; i++)
80            if (column.GetValue(i) != null)
81              column.ChangeValue(i, ((double)column.GetValue(i) - offset) / slope);
82        }
83      }
84      ColumnGroup.FireChanged();
85      ColumnGroup = null;
86    }
87  }
88}
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