1 | #region License Information
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2 | /* HeuristicLab
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3 | * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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4 | *
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5 | * This file is part of HeuristicLab.
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6 | *
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7 | * HeuristicLab is free software: you can redistribute it and/or modify
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8 | * it under the terms of the GNU General Public License as published by
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9 | * the Free Software Foundation, either version 3 of the License, or
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10 | * (at your option) any later version.
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11 | *
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12 | * HeuristicLab is distributed in the hope that it will be useful,
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13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 | * GNU General Public License for more details.
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16 | *
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17 | * You should have received a copy of the GNU General Public License
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18 | * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
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19 | */
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20 | #endregion
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21 |
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22 | using HeuristicLab.MainForm;
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23 | using HeuristicLab.OptimizationExpertSystem.Common;
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24 | using System;
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25 | using System.Collections.Generic;
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26 | using System.Linq;
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27 | using System.Text.RegularExpressions;
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28 | using System.Windows.Forms.DataVisualization.Charting;
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29 |
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30 | namespace HeuristicLab.OptimizationExpertSystem {
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31 | [View("Understanding Problem Instance")]
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32 | [Content(typeof(KnowledgeCenter), IsDefaultView = false)]
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33 | public partial class UnderstandingProblemInstanceView : KnowledgeCenterViewBase {
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34 | public UnderstandingProblemInstanceView() {
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35 | InitializeComponent();
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36 | }
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37 |
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38 | protected override void OnContentChanged() {
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39 | base.OnContentChanged();
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40 | if (Content == null) {
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41 | problemInstancesView.Content = null;
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42 | instanceMapChart.Series["InstancesSeries"].Points.Clear();
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43 | instanceMapChart.Series["CurrentInstanceSeries"].Points.Clear();
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44 | } else {
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45 | problemInstancesView.Content = Content.ProblemInstances;
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46 | UpdateProjectionComboBox();
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47 | }
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48 | }
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49 |
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50 | #region Content Event Handlers
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51 | protected override void OnProblemChanged() {
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52 | base.OnProblemChanged();
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53 | SetEnabledStateOfControls();
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54 | }
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55 |
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56 | protected override void OnProblemInstancesChanged() {
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57 | base.OnProblemInstancesChanged();
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58 | if (Content.ProblemInstances.UpdateOfRunsInProgress) return;
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59 | UpdateProjectionComboBox();
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60 | }
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61 |
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62 | protected override void OnDownloadEnded() {
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63 | base.OnDownloadEnded();
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64 | UpdateProjectionComboBox();
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65 | }
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66 | #endregion
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67 |
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68 | public IEnumerable<string> GetProjections() {
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69 | return Content.ProblemInstances
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70 | .SelectMany(x => x.Results.Where(y => Regex.IsMatch(y.Key, "^Projection[.].*[.][XY]$")))
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71 | .Select(x => Regex.Match(x.Key, "Projection[.](?<g>.*)[.][XY]").Groups["g"].Value)
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72 | .Distinct();
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73 | }
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74 |
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75 | public void ProjectProblemInstances(Series instancesSeries, Series currentInstanceSeries, string projection) {
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76 | instancesSeries.Points.Clear();
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77 | currentInstanceSeries.Points.Clear();
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78 |
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79 | foreach (var run in Content.ProblemInstances) {
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80 | var xKey = "Projection." + projection + ".X";
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81 | var yKey = "Projection." + projection + ".Y";
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82 | if (!run.Results.ContainsKey(xKey) || !run.Results.ContainsKey(yKey)
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83 | || !(run.Results[xKey] is Data.DoubleValue) || !(run.Results[yKey] is Data.DoubleValue)) continue;
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84 | var x = ((Data.DoubleValue)run.Results[xKey]).Value;
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85 | var y = ((Data.DoubleValue)run.Results[yKey]).Value;
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86 | var dataPoint = new DataPoint(x, y) {
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87 | Label = run.Name
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88 | };
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89 | instancesSeries.Points.Add(dataPoint);
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90 | }
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91 |
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92 | var curPoint = Content.ProjectCurrentInstance(projection);
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93 | if (curPoint != null) {
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94 | var dp = new DataPoint(curPoint.Item1, curPoint.Item2) {
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95 | Label = Content.Problem.Problem.Name
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96 | };
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97 | currentInstanceSeries.Points.Add(dp);
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98 | }
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99 | }
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100 |
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101 | private void ProjectionComboBoxOnSelectedIndexChanged(object sender, EventArgs e) {
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102 | if (InvokeRequired) { Invoke((Action<object, EventArgs>)ProjectionComboBoxOnSelectedIndexChanged, sender, e); return; }
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103 | if (projectionComboBox.SelectedIndex < 0) return;
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104 | var projection = (string)projectionComboBox.SelectedItem;
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105 | var instancesSeries = instanceMapChart.Series["InstancesSeries"];
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106 | var currentInstanceSeries = instanceMapChart.Series["CurrentInstanceSeries"];
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107 |
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108 | ProjectProblemInstances(instancesSeries, currentInstanceSeries, projection);
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109 | }
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110 |
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111 | private void UpdateProjectionComboBox() {
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112 | projectionComboBox.Items.Clear();
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113 | foreach (var str in GetProjections()) {
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114 | projectionComboBox.Items.Add(str);
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115 | }
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116 | if (projectionComboBox.Items.Count > 0)
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117 | projectionComboBox.SelectedIndex = 0;
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118 | }
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119 | }
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120 | }
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