1 | using System;
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2 | using System.Collections.Generic;
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3 | using System.ComponentModel;
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4 | using System.Data;
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5 | using System.Drawing;
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6 | using System.Text;
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7 | using System.Windows.Forms;
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8 | using HeuristicLab.MainForm;
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9 | using HeuristicLab.Problems.VehicleRouting.ProblemInstances;
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10 | using HeuristicLab.Data;
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11 |
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12 | namespace HeuristicLab.Problems.VehicleRouting.Views {
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13 | [View("CVRPTWProblemInstance View")]
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14 | [Content(typeof(CVRPTWProblemInstance), true)]
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15 | public partial class CVRPTWView : VRPProblemInstanceView {
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16 | public new CVRPTWProblemInstance Content {
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17 | get { return (CVRPTWProblemInstance)base.Content; }
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18 | set { base.Content = value; }
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19 | }
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20 |
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21 | public CVRPTWView() {
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22 | InitializeComponent();
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23 | }
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24 |
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25 | protected override void DrawVisualization(Bitmap bitmap) {
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26 | DoubleMatrix coordinates = Content.Coordinates;
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27 | DoubleMatrix distanceMatrix = Content.DistanceMatrix;
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28 | BoolValue useDistanceMatrix = Content.UseDistanceMatrix;
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29 | DoubleArray dueTime = Content.DueTime;
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30 | DoubleArray serviceTime = Content.ServiceTime;
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31 | DoubleArray readyTime = Content.ReadyTime;
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32 |
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33 | Pen[] pens = {new Pen(Color.FromArgb(92,20,237)), new Pen(Color.FromArgb(237,183,20)), new Pen(Color.FromArgb(237,20,219)), new Pen(Color.FromArgb(20,237,76)),
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34 | new Pen(Color.FromArgb(237,61,20)), new Pen(Color.FromArgb(115,78,26)), new Pen(Color.FromArgb(20,237,229)), new Pen(Color.FromArgb(39,101,19)),
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35 | new Pen(Color.FromArgb(230,170,229)), new Pen(Color.FromArgb(142,136,89)), new Pen(Color.FromArgb(157,217,166)), new Pen(Color.FromArgb(31,19,101)),
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36 | new Pen(Color.FromArgb(173,237,20)), new Pen(Color.FromArgb(230,231,161)), new Pen(Color.FromArgb(142,89,89)), new Pen(Color.FromArgb(93,89,142)),
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37 | new Pen(Color.FromArgb(146,203,217)), new Pen(Color.FromArgb(101,19,75)), new Pen(Color.FromArgb(198,20,237)), new Pen(Color.FromArgb(185,185,185)),
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38 | new Pen(Color.FromArgb(179,32,32)), new Pen(Color.FromArgb(18,119,115)), new Pen(Color.FromArgb(104,158,239)), new Pen(Color.Black)};
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39 |
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40 | if ((coordinates != null) && (coordinates.Rows > 0) && (coordinates.Columns == 2)) {
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41 | double xMin = double.MaxValue, yMin = double.MaxValue, xMax = double.MinValue, yMax = double.MinValue;
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42 | for (int i = 0; i < coordinates.Rows; i++) {
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43 | if (xMin > coordinates[i, 0]) xMin = coordinates[i, 0];
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44 | if (yMin > coordinates[i, 1]) yMin = coordinates[i, 1];
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45 | if (xMax < coordinates[i, 0]) xMax = coordinates[i, 0];
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46 | if (yMax < coordinates[i, 1]) yMax = coordinates[i, 1];
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47 | }
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48 |
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49 | int border = 20;
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50 | double xStep = xMax != xMin ? (bitmap.Width - 2 * border) / (xMax - xMin) : 1;
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51 | double yStep = yMax != yMin ? (bitmap.Height - 2 * border) / (yMax - yMin) : 1;
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52 |
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53 | using (Graphics graphics = Graphics.FromImage(bitmap)) {
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54 | if (Solution != null) {
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55 | int currentTour = 0;
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56 | foreach (Tour tour in Solution.GetTours()) {
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57 | double t = 0.0;
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58 | Point[] tourPoints = new Point[tour.Stops.Count + 2];
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59 | Brush[] customerBrushes = new Brush[tour.Stops.Count];
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60 | int lastCustomer = 0;
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61 |
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62 | for (int i = -1; i <= tour.Stops.Count; i++) {
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63 | int location = 0;
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64 |
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65 | if (i == -1 || i == tour.Stops.Count)
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66 | location = 0; //depot
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67 | else
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68 | location = tour.Stops[i];
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69 |
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70 | Point locationPoint = new Point(border + ((int)((coordinates[location, 0] - xMin) * xStep)),
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71 | bitmap.Height - (border + ((int)((coordinates[location, 1] - yMin) * yStep))));
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72 | tourPoints[i + 1] = locationPoint;
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73 |
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74 | if (i != -1 && i != tour.Stops.Count) {
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75 | Brush customerBrush = Brushes.Black;
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76 |
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77 | t += Content.GetDistance(
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78 | lastCustomer, location, Solution);
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79 |
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80 | if (t < readyTime[location]) {
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81 | t = readyTime[location];
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82 | customerBrush = Brushes.Orange;
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83 | } else if (t > dueTime[location]) {
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84 | customerBrush = Brushes.Red;
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85 | }
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86 |
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87 | t += serviceTime[location];
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88 | customerBrushes[i] = customerBrush;
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89 | }
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90 | lastCustomer = location;
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91 | }
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92 |
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93 | graphics.DrawPolygon(pens[((currentTour >= pens.Length) ? (pens.Length - 1) : (currentTour))], tourPoints);
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94 |
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95 | for (int i = 0; i < tour.Stops.Count; i++) {
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96 | graphics.FillRectangle(customerBrushes[i], tourPoints[i + 1].X - 3, tourPoints[i + 1].Y - 3, 6, 6);
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97 | }
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98 |
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99 | graphics.FillEllipse(Brushes.Blue, tourPoints[0].X - 5, tourPoints[0].Y - 5, 10, 10);
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100 |
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101 | currentTour++;
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102 | }
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103 | } else {
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104 | Point locationPoint;
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105 | //just draw customers
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106 | for (int i = 1; i < coordinates.Rows; i++) {
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107 | locationPoint = new Point(border + ((int)((coordinates[i, 0] - xMin) * xStep)),
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108 | bitmap.Height - (border + ((int)((coordinates[i, 1] - yMin) * yStep))));
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109 |
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110 | graphics.FillRectangle(Brushes.Black, locationPoint.X - 3, locationPoint.Y - 3, 6, 6);
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111 | }
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112 |
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113 | locationPoint = new Point(border + ((int)((coordinates[0, 0] - xMin) * xStep)),
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114 | bitmap.Height - (border + ((int)((coordinates[0, 1] - yMin) * yStep))));
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115 | graphics.FillEllipse(Brushes.Blue, locationPoint.X - 5, locationPoint.Y - 5, 10, 10);
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116 | }
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117 | }
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118 | }
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119 |
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120 | for (int i = 0; i < pens.Length; i++)
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121 | pens[i].Dispose();
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122 | }
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123 | }
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124 | }
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