1 | #region License Information
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2 | /* HeuristicLab
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3 | * Copyright (C) 2002-2008 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.Drawing;
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26 | using System.Data;
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27 | using System.Linq;
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28 | using System.Text;
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29 | using System.Windows.Forms;
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30 | using HeuristicLab.MainForm;
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31 | using HeuristicLab.Core;
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32 | using HeuristicLab.Core.Views;
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33 | using Netron.Diagramming.Core;
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34 |
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35 | namespace HeuristicLab.Operators.Views.GraphVisualization {
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36 | [Content(typeof(IOperator), false)]
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37 | public partial class OperatorGraphVisualizationView : ItemView {
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38 | private Dictionary<IOperator, IShape> operatorShapeMapping;
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39 | private Dictionary<KeyValuePair<IOperator, IOperator>, IConnection> connectionMapping;
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40 | /// <summary>
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41 | /// Initializes a new instance of <see cref="OperatorGraphVisualizationView"/> with caption "Operator Graph".
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42 | /// </summary>
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43 | public OperatorGraphVisualizationView() {
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44 | InitializeComponent();
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45 | Caption = "Operator Graph";
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46 | this.operatorShapeMapping = new Dictionary<IOperator, IShape>();
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47 | this.connectionMapping = new Dictionary<KeyValuePair<IOperator, IOperator>, IConnection>();
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48 | }
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49 |
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50 | /// <summary>
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51 | /// Initializes a new instance of <see cref="OperatorGraphVisualizationView"/>
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52 | /// with the given <paramref name="operatorGraph"/>.
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53 | /// </summary>
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54 | /// <remarks>Calls <see cref="OperatorGraphView()"/>.</remarks>
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55 | /// <param name="operatorGraph">The operator graph to represent visually.</param>
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56 | public OperatorGraphVisualizationView(IOperator content)
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57 | : this() {
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58 | this.Content = content;
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59 | }
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60 |
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61 |
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62 | /// <summary>
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63 | /// Gets or sets the operator graph to represent visually.
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64 | /// </summary>
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65 | /// <remarks>Uses property <see cref="ViewBase.Item"/> of base class <see cref="ViewBase"/>.
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66 | /// No own data storage present.</remarks>
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67 | public new IOperator Content {
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68 | get { return (IOperator)base.Content; }
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69 | set { base.Content = value; }
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70 | }
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71 |
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72 | private IModel GraphModel {
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73 | get { return this.graphVisualization.Controller.Model; }
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74 | }
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75 |
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76 | protected override void OnContentChanged() {
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77 | base.OnContentChanged();
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78 | this.GraphModel.Shapes.Clear();
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79 | this.operatorShapeMapping.Clear();
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80 | this.connectionMapping.Clear();
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81 |
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82 | this.CreateGraph(null, this.Content);
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83 | foreach (IShape shape in this.operatorShapeMapping.Values)
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84 | this.GraphModel.AddShape(shape);
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85 |
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86 | foreach (IConnection connection in this.connectionMapping.Values)
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87 | this.GraphModel.AddConnection(connection);
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88 |
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89 | this.graphVisualization.Controller.View.Invalidate();
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90 | this.graphVisualization.Controller.Model.LayoutRoot = this.operatorShapeMapping[this.Content];
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91 | this.graphVisualization.Controller.RunActivity("Standard TreeLayout");
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92 | }
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93 |
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94 | private void opParam_ValueChanged(object sender, EventArgs e) {
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95 | if (InvokeRequired)
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96 | Invoke(new EventHandler(opParam_ValueChanged), sender, e);
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97 | else {
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98 | //IValueParameter<IOperator> opParam = (IValueParameter<IOperator>)sender;
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99 | //foreach (TreeNode node in opParamNodeTable[opParam].ToArray())
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100 | // //remove nodes
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101 | //foreach (TreeNode node in opParamNodeTable[opParam]) {
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102 | // //add nodes
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103 | //}
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104 | }
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105 | }
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106 |
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107 | private void CreateGraph(IOperator parent, IOperator op) {
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108 | if (op == null)
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109 | return;
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110 |
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111 | IShape shape;
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112 | if (!this.operatorShapeMapping.ContainsKey(op)) {
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113 | shape = CreateOperatorShape(op);
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114 | this.operatorShapeMapping[op] = shape;
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115 |
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116 | foreach (IParameter param in op.Parameters) {
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117 | IValueParameter<IOperator> opParam = param as IValueParameter<IOperator>;
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118 | if (opParam != null) {
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119 | opParam.ValueChanged += new EventHandler(opParam_ValueChanged);
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120 | this.CreateGraph(op, opParam.Value);
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121 | }
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122 | }
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123 | }
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124 |
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125 | if (parent != null)
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126 | ConnectShapes(parent, op);
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127 | }
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128 |
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129 | private void RemoveGraph(IOperator op) {
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130 | if(op == null)
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131 | return;
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132 | IShape shape = this.operatorShapeMapping[op];
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133 | this.GraphModel.RemoveShape(shape);
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134 | }
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135 |
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136 | private IConnection ConnectShapes(IOperator parent, IOperator op) {
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137 | IShape operatorShape = this.operatorShapeMapping[op];
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138 | IShape parentShape = this.operatorShapeMapping[parent];
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139 | IConnector operatorConnector = parentShape.Connectors.Where(c => c.Name == "Bottom connector").First();
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140 | IConnector parentConnector = operatorShape.Connectors.Where(c => c.Name == "Top connector").First();
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141 |
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142 | IConnection connection = new Connection(parentConnector.Point, operatorConnector.Point);
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143 | parentConnector.AttachConnector(connection.From);
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144 | operatorConnector.AttachConnector(connection.To);
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145 |
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146 | this.connectionMapping[new KeyValuePair<IOperator, IOperator>(parent, op)] = connection;
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147 | return connection;
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148 | }
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149 |
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150 | private IShape CreateOperatorShape(IOperator op) {
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151 | ClassShape shape = new ClassShape();
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152 | shape.Name = op.Name;
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153 | shape.Text = op.Name;
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154 | shape.Title = op.Name;
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155 | shape.SubTitle = op.GetType().ToString();
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156 |
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157 | return shape;
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158 | }
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159 | }
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160 | }
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