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source: trunk/sources/HeuristicLab.Visualization/3.2/ChartDataRowsModelDataCollector.cs @ 2806

Last change on this file since 2806 was 1840, checked in by swagner, 16 years ago

Removed automatic creation of model in ChartDataRowsModelDataCollector (#408)

File size: 3.1 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2008 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;
23using System.Collections.Generic;
24using System.Text;
25using System.Drawing;
26using HeuristicLab.Core;
27using HeuristicLab.Data;
28
29namespace HeuristicLab.Visualization {
30  /// <summary>
31  /// Collects values of specific variable names in a given scope and feeds them into a ChartDataRowsModel.
32  /// </summary>
33  public class ChartDataRowsModelDataCollector : OperatorBase {
34    /// <inheritdoc select="summary"/>
35    public override string Description {
36      get { return @"Collects values of specific variable names in a given scope and feeds them into a ChartDataRowsModel."; }
37    }
38
39    /// <summary>
40    /// Initializes a new instance of <see cref="ChartDataRowsModelDataCollector"/> with two variable infos
41    /// (<c>VariableNames</c> and <c>Model</c>).
42    /// </summary>
43    public ChartDataRowsModelDataCollector() {
44      IVariableInfo variableNamesVariableInfo = new VariableInfo("VariableNames", "Names of variables whose values should be collected", typeof(ItemList<StringData>), VariableKind.In);
45      variableNamesVariableInfo.Local = true;
46      AddVariableInfo(variableNamesVariableInfo);
47      ItemList<StringData> variableNames = new ItemList<StringData>();
48      AddVariable(new Variable("VariableNames", variableNames));
49      AddVariableInfo(new VariableInfo("Model", "Data model in which the collected values should be fed.", typeof(IChartDataRowsModel), VariableKind.In | VariableKind.Out));
50    }
51
52    /// <summary>
53    /// Collects the values of a specified list of variable names in the given <paramref name="scope"/>.
54    /// </summary>
55    /// <param name="scope">The scope where to collect the values from.</param>
56    /// <returns><c>null</c>.</returns>
57    public override IOperation Apply(IScope scope) {
58      ItemList<StringData> names = GetVariableValue<ItemList<StringData>>("VariableNames", scope, false);
59      IChartDataRowsModel model = GetVariableValue<IChartDataRowsModel>("Model", scope, true, false);
60
61      // collect data values and feed them into the model
62      for (int i = 0; i < names.Count; i++) {
63        DoubleData data = scope.GetVariableValue(names[i].Data, true) as DoubleData;
64        if (data != null)
65          model.Rows[i].AddValue(data.Data);
66      }
67      return null;
68    }
69  }
70}
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