1 | #region License Information
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2 | /* HeuristicLab
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3 | * Copyright (C) 2002-2014 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.Collections.Generic;
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23 | using System.Drawing;
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24 | using System.Linq;
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25 | using System.Windows.Forms;
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26 | using HeuristicLab.Core.Views;
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27 | using HeuristicLab.Encodings.SymbolicExpressionTreeEncoding;
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28 | using HeuristicLab.Encodings.SymbolicExpressionTreeEncoding.Views;
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29 | using HeuristicLab.EvolutionTracking;
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30 | using HeuristicLab.EvolutionTracking.Views;
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31 | using HeuristicLab.MainForm;
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32 |
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33 | namespace HeuristicLab.Problems.DataAnalysis.Symbolic.Views {
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34 | [View("SymboldDataAnalysisGenealogyView")]
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35 | [Content(typeof(IGenealogyGraph<ISymbolicExpressionTree>), IsDefaultView = true)]
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36 | public partial class SymboldDataAnalysisGenealogyView : ItemView {
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37 | private readonly ISymbolicExpressionTreeNodeSimilarityComparer comparer;
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38 |
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39 | public SymboldDataAnalysisGenealogyView() {
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40 | InitializeComponent();
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41 |
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42 | comparer = new SymbolicExpressionTreeNodeSimilarityComparer();
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43 | }
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44 |
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45 | public new IGenealogyGraph<ISymbolicExpressionTree> Content {
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46 | get { return (IGenealogyGraph<ISymbolicExpressionTree>)base.Content; }
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47 | set { base.Content = value; }
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48 | }
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49 |
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50 | #region event handlers
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51 |
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52 | protected override void OnContentChanged() {
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53 | base.OnContentChanged();
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54 | if (Content != null) {
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55 | genealogyGraphChart.GenealogyGraph = Content;
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56 | }
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57 | }
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58 |
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59 | #endregion
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60 |
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61 | protected override void RegisterContentEvents() {
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62 | genealogyGraphChart.GenealogyGraphNodeClicked += graphChart_GenealogyGraphNodeClicked;
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63 | symbolicExpressionTreeChart.SymbolicExpressionTreeNodeClicked += treeChart_SymbolicExpressionNodeClicked;
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64 | base.RegisterContentEvents();
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65 | }
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66 |
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67 | protected override void DeregisterContentEvents() {
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68 | base.DeregisterContentEvents();
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69 | genealogyGraphChart.GenealogyGraphNodeClicked -= graphChart_GenealogyGraphNodeClicked;
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70 | symbolicExpressionTreeChart.SymbolicExpressionTreeNodeClicked -= treeChart_SymbolicExpressionNodeClicked;
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71 | }
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72 |
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73 | public void graphChart_GenealogyGraphNodeClicked(object sender, MouseEventArgs args) {
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74 | var visualNode = (VisualGenealogyGraphNode)sender;
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75 | var graphNode = (IGenealogyGraphNode<ISymbolicExpressionTree>)visualNode.Data;
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76 | var tree = graphNode.Content;
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77 | symbolicExpressionTreeChart.Tree = tree;
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78 |
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79 | if (graphNode.InArcs.Any()) {
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80 | var fragment = (IFragment<ISymbolicExpressionTreeNode>)graphNode.InArcs.Last().Data;
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81 | if (fragment != null) {
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82 | treeChart_HighlightSubtree(graphNode.Content.NodeAt(fragment.Index1));
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83 | }
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84 | }
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85 | }
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86 |
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87 | public void treeChart_SymbolicExpressionNodeClicked(object sender, MouseEventArgs args) {
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88 | var visualNode = (VisualTreeNode<ISymbolicExpressionTreeNode>)sender;
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89 | var subtree = visualNode.Content;
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90 |
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91 | // highlight the selected subtree inside the displayed tree on the right hand side
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92 | treeChart_ClearColors();
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93 | treeChart_HighlightSubtree(subtree);
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94 |
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95 | bool trace = genealogyGraphChart.TraceFragments; // check whether the mode is 'trace' or 'match'
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96 |
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97 | if (trace) {
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98 | // perform fragment tracing
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99 | var graphNode = (IGenealogyGraphNode<ISymbolicExpressionTree>)genealogyGraphChart.SelectedGraphNode;
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100 | var subtreeIndex = graphNode.Content.IterateNodesPrefix().ToList().IndexOf(subtree);
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101 | var fragmentGraph = SymbolicDataAnalysisExpressionTracing.TraceSubtree(graphNode, subtreeIndex);
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102 | if (fragmentGraph.Nodes.Any()) {
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103 | MainFormManager.MainForm.ShowContent(fragmentGraph); // display the fragment graph on the screen
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104 | }
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105 | } else {
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106 | // perform matching like it was done before
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107 | // currently there is no possibility to specify the subtree matching criteria
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108 | var trees = Content.Nodes.Select(x => x.Content);
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109 | var matchingTrees = trees.Where(x => x.Root.ContainsSubtree(subtree, comparer));
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110 |
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111 | var matchingVertices = matchingTrees.Select(x => Content.GetVertex(x)).Cast<IGenealogyGraphNode<ISymbolicExpressionTree>>();
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112 | graphChart_highlightMatchingVertices(matchingVertices);
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113 | }
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114 | }
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115 |
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116 | private void graphChart_highlightMatchingVertices(IEnumerable<IGenealogyGraphNode> vertices) {
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117 | genealogyGraphChart.Chart.UpdateEnabled = false;
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118 | genealogyGraphChart.ClearPrimitives();
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119 | genealogyGraphChart.HighlightNodes(vertices);
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120 | genealogyGraphChart.Chart.UpdateEnabled = true;
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121 | genealogyGraphChart.Chart.EnforceUpdate();
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122 | }
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123 |
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124 | private void treeChart_ClearColors() {
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125 | foreach (var node in symbolicExpressionTreeChart.Tree.IterateNodesPrefix()) {
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126 | var visualNode = symbolicExpressionTreeChart.GetVisualSymbolicExpressionTreeNode(node);
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127 | if (visualNode != null) {
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128 | visualNode.LineColor = Color.Black;
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129 | visualNode.FillColor = Color.Transparent;
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130 | }
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131 | }
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132 | symbolicExpressionTreeChart.RepaintNodes();
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133 | }
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134 |
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135 | private void treeChart_HighlightSubtree(ISymbolicExpressionTreeNode subtree) {
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136 | foreach (var s in subtree.IterateNodesPrefix()) {
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137 | var visualNode = symbolicExpressionTreeChart.GetVisualSymbolicExpressionTreeNode(s);
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138 | visualNode.LineColor = Color.RoyalBlue;
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139 | visualNode.FillColor = Color.LightBlue;
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140 |
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141 | foreach (var c in s.Subtrees) {
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142 | var visualArc = symbolicExpressionTreeChart.GetVisualSymbolicExpressionTreeNodeConnection(s, c);
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143 | visualArc.LineColor = Color.RoyalBlue;
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144 | }
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145 | }
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146 | symbolicExpressionTreeChart.RepaintNodes();
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147 | }
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148 |
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149 | #region events for configuring the behavior of the genealogy chart (trace/match, simple lineages, etc)
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150 | private void trace_checkBox_CheckedChanged(object sender, System.EventArgs e) {
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151 | genealogyGraphChart.TraceFragments = trace_checkBox.Checked;
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152 | }
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153 |
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154 | private void simpleLineages_checkBox_CheckedChanged(object sender, System.EventArgs e) {
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155 | genealogyGraphChart.SimpleLineages = simpleLineages_checkBox.Checked;
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156 | }
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157 |
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158 | private void lockGraph_checkBox_CheckedChanged(object sender, System.EventArgs e) {
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159 | genealogyGraphChart.LockGenealogy = lockGraph_checkBox.Checked;
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160 | }
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161 | #endregion
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162 |
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163 | private void hotPaths_button_Click(object sender, System.EventArgs e) {
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164 | genealogyGraphChart.HighlightHotPaths();
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165 | }
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166 | }
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167 | }
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