1 | #region License Information
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2 | /* HeuristicLab
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3 | * Copyright (C) 2002-2012 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.Drawing;
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25 | using HeuristicLab.Common;
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26 | using HeuristicLab.Core;
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27 | using HeuristicLab.Data;
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28 | using HeuristicLab.Encodings.PermutationEncoding;
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29 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
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30 |
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31 | namespace HeuristicLab.Problems.TravelingSalesman {
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32 | /// <summary>
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33 | /// Represents a tour of a Traveling Salesman Problem given in path representation which can be visualized in the GUI.
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34 | /// </summary>
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35 | [Item("PathTSPTour", "Represents a tour of a Traveling Salesman Problem given in path representation which can be visualized in the GUI.")]
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36 | [StorableClass]
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37 | public sealed class PathTSPTour : Item {
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38 | public static new Image StaticItemImage {
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39 | get { return HeuristicLab.Common.Resources.VSImageLibrary.Image; }
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40 | }
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41 |
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42 | [Storable]
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43 | private DoubleMatrix coordinates;
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44 | public DoubleMatrix Coordinates {
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45 | get { return coordinates; }
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46 | set {
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47 | if (coordinates != value) {
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48 | if (coordinates != null) DeregisterCoordinatesEvents();
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49 | coordinates = value;
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50 | if (coordinates != null) RegisterCoordinatesEvents();
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51 | OnCoordinatesChanged();
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52 | }
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53 | }
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54 | }
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55 | [Storable]
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56 | private Permutation permutation;
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57 | public Permutation Permutation {
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58 | get { return permutation; }
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59 | set {
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60 | if (permutation != value) {
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61 | if (permutation != null) DeregisterPermutationEvents();
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62 | permutation = value;
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63 | if (permutation != null) RegisterPermutationEvents();
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64 | OnPermutationChanged();
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65 | }
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66 | }
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67 | }
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68 | [Storable]
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69 | private DoubleValue quality;
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70 | public DoubleValue Quality {
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71 | get { return quality; }
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72 | set {
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73 | if (quality != value) {
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74 | if (quality != null) DeregisterQualityEvents();
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75 | quality = value;
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76 | if (quality != null) RegisterQualityEvents();
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77 | OnQualityChanged();
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78 | }
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79 | }
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80 | }
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81 |
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82 | [StorableConstructor]
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83 | private PathTSPTour(bool deserializing) : base(deserializing) { }
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84 | private PathTSPTour(PathTSPTour original, Cloner cloner)
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85 | : base(original, cloner) {
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86 | this.coordinates = cloner.Clone(original.coordinates);
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87 | this.permutation = cloner.Clone(original.permutation);
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88 | this.quality = cloner.Clone(original.quality);
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89 | Initialize();
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90 | }
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91 | public PathTSPTour() : base() { }
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92 | public PathTSPTour(DoubleMatrix coordinates)
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93 | : base() {
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94 | this.coordinates = coordinates;
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95 | Initialize();
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96 | }
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97 | public PathTSPTour(DoubleMatrix coordinates, Permutation permutation)
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98 | : base() {
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99 | this.coordinates = coordinates;
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100 | this.permutation = permutation;
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101 | Initialize();
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102 | }
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103 | public PathTSPTour(DoubleMatrix coordinates, Permutation permutation, DoubleValue quality)
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104 | : base() {
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105 | this.coordinates = coordinates;
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106 | this.permutation = permutation;
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107 | this.quality = quality;
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108 | Initialize();
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109 | }
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110 |
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111 | public override IDeepCloneable Clone(Cloner cloner) {
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112 | return new PathTSPTour(this, cloner);
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113 | }
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114 |
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115 | [StorableHook(HookType.AfterDeserialization)]
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116 | private void AfterDeserialization() {
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117 | Initialize();
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118 | }
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119 |
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120 | private void Initialize() {
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121 | if (coordinates != null) RegisterCoordinatesEvents();
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122 | if (permutation != null) RegisterPermutationEvents();
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123 | if (quality != null) RegisterQualityEvents();
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124 | }
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125 |
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126 | #region Events
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127 | public event EventHandler CoordinatesChanged;
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128 | private void OnCoordinatesChanged() {
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129 | var changed = CoordinatesChanged;
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130 | if (changed != null)
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131 | changed(this, EventArgs.Empty);
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132 | }
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133 | public event EventHandler PermutationChanged;
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134 | private void OnPermutationChanged() {
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135 | var changed = PermutationChanged;
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136 | if (changed != null)
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137 | changed(this, EventArgs.Empty);
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138 | }
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139 | public event EventHandler QualityChanged;
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140 | private void OnQualityChanged() {
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141 | var changed = QualityChanged;
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142 | if (changed != null)
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143 | changed(this, EventArgs.Empty);
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144 | }
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145 |
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146 | private void RegisterCoordinatesEvents() {
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147 | Coordinates.ItemsChanged += new EventHandler<EventArgs<IEnumerable<Position>>>(Coordinates_ItemChanged);
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148 | Coordinates.Reset += new EventHandler(Coordinates_Reset);
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149 | }
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150 | private void DeregisterCoordinatesEvents() {
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151 | Coordinates.ItemsChanged -= new EventHandler<EventArgs<IEnumerable<Position>>>(Coordinates_ItemChanged);
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152 | Coordinates.Reset -= new EventHandler(Coordinates_Reset);
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153 | }
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154 | private void RegisterPermutationEvents() {
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155 | Permutation.ItemChanged += new EventHandler<EventArgs<int>>(Permutation_ItemChanged);
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156 | Permutation.Reset += new EventHandler(Permutation_Reset);
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157 | }
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158 | private void DeregisterPermutationEvents() {
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159 | Permutation.ItemChanged -= new EventHandler<EventArgs<int>>(Permutation_ItemChanged);
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160 | Permutation.Reset -= new EventHandler(Permutation_Reset);
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161 | }
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162 | private void RegisterQualityEvents() {
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163 | Quality.ValueChanged += new EventHandler(Quality_ValueChanged);
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164 | }
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165 | private void DeregisterQualityEvents() {
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166 | Quality.ValueChanged -= new EventHandler(Quality_ValueChanged);
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167 | }
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168 |
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169 | private void Coordinates_ItemChanged(object sender, EventArgs<IEnumerable<Position>> e) {
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170 | OnCoordinatesChanged();
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171 | }
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172 | private void Coordinates_Reset(object sender, EventArgs e) {
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173 | OnCoordinatesChanged();
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174 | }
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175 | private void Permutation_ItemChanged(object sender, EventArgs<int> e) {
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176 | OnPermutationChanged();
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177 | }
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178 | private void Permutation_Reset(object sender, EventArgs e) {
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179 | OnPermutationChanged();
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180 | }
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181 | private void Quality_ValueChanged(object sender, EventArgs e) {
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182 | OnQualityChanged();
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183 | }
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184 | #endregion
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185 | }
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186 | }
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