1 | #region License Information
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2 | /* HeuristicLab
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3 | * Copyright (C) 2002-2015 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 System;
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23 | using System.Collections.Generic;
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24 | using System.ComponentModel;
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25 | using System.Linq;
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26 | using System.Windows.Forms;
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27 | using HeuristicLab.Analysis;
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28 | using HeuristicLab.Collections;
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29 | using HeuristicLab.Common;
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30 | using HeuristicLab.Core.Views;
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31 | using HeuristicLab.MainForm;
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32 |
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33 | namespace HeuristicLab.Optimization.Views {
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34 | [View("Run-length Distribution View")]
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35 | [Content(typeof(RunCollection), false)]
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36 | public partial class RunCollectionRLDView : ItemView {
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37 | private const string AllRuns = "All Runs";
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38 |
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39 | public new RunCollection Content {
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40 | get { return (RunCollection)base.Content; }
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41 | set { base.Content = value; }
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42 | }
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43 |
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44 | private double[] levels;
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45 |
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46 | private bool suppressUpdates;
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47 | private readonly IndexedDataTable<double> combinedDataTable;
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48 | public IndexedDataTable<double> CombinedDataTable {
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49 | get { return combinedDataTable; }
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50 | }
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51 |
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52 | public RunCollectionRLDView() {
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53 | InitializeComponent();
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54 | combinedDataTable = new IndexedDataTable<double>("Combined DataTable", "A data table containing the ECDF of each of a number of groups.") {
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55 | VisualProperties = { YAxisTitle = "Proportion of reached targets" }
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56 | };
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57 | viewHost.Content = combinedDataTable;
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58 | suppressUpdates = false;
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59 | }
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60 |
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61 | #region Content events
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62 | protected override void RegisterContentEvents() {
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63 | base.RegisterContentEvents();
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64 | Content.ItemsAdded += Content_ItemsAdded;
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65 | Content.ItemsRemoved += Content_ItemsRemoved;
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66 | Content.CollectionReset += Content_CollectionReset;
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67 | Content.UpdateOfRunsInProgressChanged += Content_UpdateOfRunsInProgressChanged;
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68 | Content.OptimizerNameChanged += Content_AlgorithmNameChanged;
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69 | }
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70 | protected override void DeregisterContentEvents() {
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71 | Content.ItemsAdded -= Content_ItemsAdded;
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72 | Content.ItemsRemoved -= Content_ItemsRemoved;
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73 | Content.CollectionReset -= Content_CollectionReset;
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74 | Content.UpdateOfRunsInProgressChanged -= Content_UpdateOfRunsInProgressChanged;
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75 | Content.OptimizerNameChanged -= Content_AlgorithmNameChanged;
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76 | base.DeregisterContentEvents();
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77 | }
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78 |
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79 | private void Content_ItemsAdded(object sender, CollectionItemsChangedEventArgs<IRun> e) {
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80 | if (suppressUpdates) return;
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81 | if (InvokeRequired) {
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82 | Invoke(new CollectionItemsChangedEventHandler<IRun>(Content_ItemsAdded), sender, e);
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83 | return;
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84 | }
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85 | UpdateGroupComboBox();
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86 | UpdateDataTableComboBox();
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87 | foreach (var run in e.Items)
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88 | RegisterRunEvents(run);
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89 | }
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90 | private void Content_ItemsRemoved(object sender, CollectionItemsChangedEventArgs<IRun> e) {
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91 | if (suppressUpdates) return;
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92 | if (InvokeRequired) {
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93 | Invoke(new CollectionItemsChangedEventHandler<IRun>(Content_ItemsRemoved), sender, e);
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94 | return;
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95 | }
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96 | UpdateGroupComboBox();
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97 | UpdateDataTableComboBox();
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98 | foreach (var run in e.Items)
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99 | DeregisterRunEvents(run);
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100 | }
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101 | private void Content_CollectionReset(object sender, CollectionItemsChangedEventArgs<IRun> e) {
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102 | if (suppressUpdates) return;
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103 | if (InvokeRequired) {
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104 | Invoke(new CollectionItemsChangedEventHandler<IRun>(Content_CollectionReset), sender, e);
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105 | return;
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106 | }
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107 | UpdateGroupComboBox();
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108 | UpdateDataTableComboBox();
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109 | foreach (var run in e.OldItems)
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110 | DeregisterRunEvents(run);
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111 | }
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112 | private void Content_AlgorithmNameChanged(object sender, EventArgs e) {
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113 | if (InvokeRequired)
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114 | Invoke(new EventHandler(Content_AlgorithmNameChanged), sender, e);
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115 | else UpdateCaption();
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116 | }
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117 | private void Content_UpdateOfRunsInProgressChanged(object sender, EventArgs e) {
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118 | if (InvokeRequired) {
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119 | Invoke(new EventHandler(Content_UpdateOfRunsInProgressChanged), sender, e);
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120 | return;
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121 | }
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122 | suppressUpdates = Content.UpdateOfRunsInProgress;
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123 | if (!suppressUpdates) {
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124 | UpdateDataTableComboBox();
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125 | UpdateGroupComboBox();
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126 | UpdateRuns();
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127 | }
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128 | }
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129 |
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130 | private void RegisterRunEvents(IRun run) {
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131 | run.PropertyChanged += run_PropertyChanged;
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132 | }
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133 | private void DeregisterRunEvents(IRun run) {
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134 | run.PropertyChanged -= run_PropertyChanged;
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135 | }
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136 | private void run_PropertyChanged(object sender, PropertyChangedEventArgs e) {
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137 | if (suppressUpdates) return;
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138 | if (InvokeRequired) {
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139 | Invoke((Action<object, PropertyChangedEventArgs>)run_PropertyChanged, sender, e);
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140 | } else {
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141 | if (e.PropertyName == "Visible")
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142 | UpdateRuns();
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143 | }
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144 | }
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145 | #endregion
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146 |
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147 | protected override void OnContentChanged() {
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148 | base.OnContentChanged();
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149 | dataTableComboBox.Items.Clear();
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150 | groupComboBox.Items.Clear();
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151 | combinedDataTable.Rows.Clear();
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152 |
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153 | UpdateCaption();
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154 | if (Content != null) {
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155 | UpdateGroupComboBox();
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156 | UpdateDataTableComboBox();
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157 | }
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158 | }
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159 |
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160 | private void UpdateRuns() {
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161 | if (InvokeRequired) {
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162 | Invoke((Action)UpdateRuns);
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163 | return;
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164 | }
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165 | SuspendRepaint();
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166 | try {
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167 | combinedDataTable.VisualProperties.XAxisLogScale = false;
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168 | combinedDataTable.Rows.Clear();
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169 | var table = (string)dataTableComboBox.SelectedItem;
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170 | if (string.IsNullOrEmpty(table)) return;
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171 | if (levels == null) {
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172 | var worst = Content.Select(x => ((IndexedDataTable<double>)x.Results[table]).Rows.First().Values.Max(y => y.Item2)).First();
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173 | var best = Content.Select(x => ((IndexedDataTable<double>)x.Results[table]).Rows.First().Values.Min(y => y.Item2)).Last();
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174 | levels = Enumerable.Range(0, 51).Select(x => worst + (x / 50.0) * (best - worst)).ToArray();
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175 | suppressTargetsEvents = true;
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176 | targetsTextBox.Text = string.Join(" ; ", levels);
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177 | suppressTargetsEvents = false;
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178 | }
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179 | var selectedGroup = (string)groupComboBox.SelectedItem;
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180 | if (string.IsNullOrEmpty(selectedGroup)) return;
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181 | List<Tuple<string, List<IRun>>> groupedRuns;
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182 | if (selectedGroup == AllRuns)
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183 | groupedRuns = new List<Tuple<string, List<IRun>>> { Tuple.Create(AllRuns, Content.ToList()) };
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184 | else groupedRuns = (from r in Content
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185 | group r by r.Parameters[selectedGroup].ToString() into g
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186 | select Tuple.Create(g.Key, g.ToList())).ToList();
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187 | var xAxisTitles = new HashSet<string>();
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188 | foreach (var group in groupedRuns) {
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189 | var hits = new SortedList<double, int>();
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190 | foreach (var run in group.Item2) {
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191 | var resultsTable = (IndexedDataTable<double>)run.Results[table];
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192 | xAxisTitles.Add(resultsTable.VisualProperties.XAxisTitle);
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193 | var values = resultsTable.Rows.First().Values;
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194 | var maximization = values.First().Item2 < values.Last().Item2;
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195 | var i = 0;
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196 | var j = 0;
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197 | var current = values[j];
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198 | var prev = Tuple.Create(-1.0, double.NaN);
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199 | while (i < levels.Length) {
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200 | if ((double.IsNaN(prev.Item2) || prev.Item2 != current.Item2)
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201 | && (maximization && current.Item2 >= levels[i]
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202 | || !maximization && current.Item2 <= levels[i])) {
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203 | if (hits.ContainsKey(current.Item1))
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204 | hits[current.Item1]++;
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205 | else hits[current.Item1] = 1;
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206 | i++;
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207 | } else {
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208 | j++;
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209 | if (j >= values.Count) break;
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210 | prev = current;
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211 | current = values[j];
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212 | }
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213 | }
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214 | }
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215 | var row = new IndexedDataRow<double>(group.Item1) { VisualProperties = { ChartType = DataRowVisualProperties.DataRowChartType.StepLine } };
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216 | var total = 0.0;
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217 | foreach (var h in hits) {
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218 | total += h.Value;
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219 | row.Values.Add(Tuple.Create(h.Key, total / (group.Item2.Count * levels.Length)));
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220 | }
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221 | combinedDataTable.Rows.Add(row);
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222 | }
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223 | combinedDataTable.VisualProperties.XAxisTitle = string.Join(" / ", xAxisTitles);
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224 | combinedDataTable.VisualProperties.XAxisLogScale = logScalingCheckBox.Checked;
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225 | } finally { ResumeRepaint(true); }
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226 | }
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227 |
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228 | private void UpdateGroupComboBox() {
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229 | string selectedItem = (string)groupComboBox.SelectedItem;
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230 |
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231 | var groupings = Content.ParameterNames.OrderBy(x => x).ToArray();
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232 | groupComboBox.Items.Clear();
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233 | groupComboBox.Items.Add(AllRuns);
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234 | groupComboBox.Items.AddRange(groupings);
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235 | if (selectedItem != null && groupComboBox.Items.Contains(selectedItem)) {
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236 | groupComboBox.SelectedItem = selectedItem;
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237 | } else if (groupComboBox.Items.Count > 0) {
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238 | groupComboBox.SelectedItem = groupComboBox.Items[0];
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239 | }
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240 | }
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241 |
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242 | private void UpdateDataTableComboBox() {
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243 | string selectedItem = (string)dataTableComboBox.SelectedItem;
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244 |
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245 | dataTableComboBox.Items.Clear();
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246 | var dataTables = (from run in Content
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247 | from result in run.Results
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248 | where result.Value is IndexedDataTable<double>
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249 | select result.Key).Distinct().ToArray();
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250 |
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251 | dataTableComboBox.Items.AddRange(dataTables);
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252 | if (selectedItem != null && dataTableComboBox.Items.Contains(selectedItem)) {
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253 | dataTableComboBox.SelectedItem = selectedItem;
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254 | } else if (dataTableComboBox.Items.Count > 0) {
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255 | dataTableComboBox.SelectedItem = dataTableComboBox.Items[0];
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256 | }
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257 | }
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258 |
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259 | private void UpdateCaption() {
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260 | Caption = Content != null ? Content.OptimizerName + " RLD View" : ViewAttribute.GetViewName(GetType());
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261 | }
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262 |
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263 | private void groupComboBox_SelectedIndexChanged(object sender, EventArgs e) {
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264 | UpdateRuns();
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265 | }
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266 | private void dataTableComboBox_SelectedIndexChanged(object sender, EventArgs e) {
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267 | UpdateRuns();
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268 | }
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269 |
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270 | private void logScalingCheckBox_CheckedChanged(object sender, EventArgs e) {
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271 | combinedDataTable.VisualProperties.XAxisLogScale = logScalingCheckBox.Checked;
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272 | }
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273 |
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274 | private bool suppressTargetsEvents;
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275 | private void targetsTextBox_Validating(object sender, CancelEventArgs e) {
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276 | if (suppressTargetsEvents) return;
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277 | var targetStrings = targetsTextBox.Text.Split(new[] { ';', '\t', ' ' }, StringSplitOptions.RemoveEmptyEntries);
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278 | var targetList = new List<double>();
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279 | foreach (var ts in targetStrings) {
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280 | double t;
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281 | if (!double.TryParse(ts, out t)) {
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282 | errorProvider.SetError(targetsTextBox, "Not all targets can be parsed: " + ts);
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283 | e.Cancel = true;
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284 | return;
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285 | }
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286 | targetList.Add(t);
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287 | }
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288 | if (targetList.Count == 0) {
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289 | errorProvider.SetError(targetsTextBox, "Give at least one target value!");
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290 | e.Cancel = true;
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291 | return;
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292 | }
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293 | e.Cancel = false;
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294 | errorProvider.SetError(targetsTextBox, null);
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295 | levels = targetList.ToArray();
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296 | }
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297 | }
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298 | }
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