[8924] | 1 | #region License Information
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| 2 | /* HeuristicLab
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[17010] | 3 | * Copyright (C) 2002-2019 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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[8924] | 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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[6851] | 22 | using System.Collections.Generic;
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| 23 | using System.Drawing;
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| 24 | using System.Windows.Forms;
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| 25 | using HeuristicLab.MainForm;
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| 26 | using HeuristicLab.Problems.VehicleRouting.ProblemInstances;
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| 27 | using HeuristicLab.Data;
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| 28 |
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| 29 | namespace HeuristicLab.Problems.VehicleRouting.Views {
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| 30 | [View("MultiDepotVRPProblemInstance View")]
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| 31 | [Content(typeof(MultiDepotVRPProblemInstance), true)]
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| 32 | public partial class MultiDepotVRPView : VRPProblemInstanceView {
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| 33 | public new MultiDepotVRPProblemInstance Content {
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| 34 | get { return (MultiDepotVRPProblemInstance)base.Content; }
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| 35 | set { base.Content = value; }
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| 36 | }
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| 37 |
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| 38 | public MultiDepotVRPView() {
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| 39 | InitializeComponent();
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| 40 | }
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| 41 |
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| 42 | protected override void DrawVisualization(Bitmap bitmap) {
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| 43 | DoubleMatrix coordinates = Content.Coordinates;
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| 44 | DoubleMatrix distanceMatrix = Content.DistanceMatrix;
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| 45 | BoolValue useDistanceMatrix = Content.UseDistanceMatrix;
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| 46 |
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| 47 | if ((coordinates != null) && (coordinates.Rows > 0) && (coordinates.Columns == 2)) {
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| 48 | double xMin = double.MaxValue, yMin = double.MaxValue, xMax = double.MinValue, yMax = double.MinValue;
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| 49 | for (int i = 0; i < coordinates.Rows; i++) {
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| 50 | if (xMin > coordinates[i, 0]) xMin = coordinates[i, 0];
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| 51 | if (yMin > coordinates[i, 1]) yMin = coordinates[i, 1];
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| 52 | if (xMax < coordinates[i, 0]) xMax = coordinates[i, 0];
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| 53 | if (yMax < coordinates[i, 1]) yMax = coordinates[i, 1];
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| 54 | }
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| 55 |
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| 56 | int border = 20;
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| 57 | double xStep = xMax != xMin ? (bitmap.Width - 2 * border) / (xMax - xMin) : 1;
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| 58 | double yStep = yMax != yMin ? (bitmap.Height - 2 * border) / (yMax - yMin) : 1;
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| 59 |
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| 60 | using (Graphics graphics = Graphics.FromImage(bitmap)) {
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| 61 | if (Solution != null) {
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| 62 | for (int i = 0; i < Content.Depots.Value; i++) {
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| 63 | Point locationPoint = new Point(border + ((int)((coordinates[i, 0] - xMin) * xStep)),
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| 64 | bitmap.Height - (border + ((int)((coordinates[i, 1] - yMin) * yStep))));
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| 65 | graphics.FillEllipse(Brushes.Blue, locationPoint.X - 5, locationPoint.Y - 5, 10, 10);
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| 66 | }
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| 67 |
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| 68 | int currentTour = 0;
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[7858] | 69 |
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| 70 | List<Tour> tours = Solution.GetTours();
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| 71 | List<Pen> pens = GetColors(tours.Count);
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| 72 |
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| 73 | foreach (Tour tour in tours) {
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[6851] | 74 | Point[] tourPoints = new Point[tour.Stops.Count + 2];
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| 75 | Brush[] customerBrushes = new Brush[tour.Stops.Count];
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| 76 | int lastCustomer = 0;
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| 77 |
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| 78 | for (int i = -1; i <= tour.Stops.Count; i++) {
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| 79 | int location = 0;
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| 80 |
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| 81 | if (i == -1 || i == tour.Stops.Count)
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| 82 | location = 0; //depot
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| 83 | else
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| 84 | location = tour.Stops[i];
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| 85 |
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| 86 | Point locationPoint;
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| 87 |
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| 88 | if (location == 0) {
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| 89 | int tourIndex = Solution.GetTourIndex(tour);
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| 90 | int vehicle = Solution.GetVehicleAssignment(tourIndex);
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| 91 | int depot = Content.VehicleDepotAssignment[vehicle];
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| 92 |
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| 93 | locationPoint = new Point(border + ((int)((Content.Coordinates[depot, 0] - xMin) * xStep)),
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| 94 | bitmap.Height - (border + ((int)((Content.Coordinates[depot, 1] - yMin) * yStep))));
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| 95 | } else {
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| 96 | locationPoint = new Point(border + ((int)((Content.GetCoordinates(location)[0] - xMin) * xStep)),
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| 97 | bitmap.Height - (border + ((int)((Content.GetCoordinates(location)[1] - yMin) * yStep))));
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| 98 | }
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| 99 | tourPoints[i + 1] = locationPoint;
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| 100 |
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| 101 | if (i != -1 && i != tour.Stops.Count) {
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| 102 | Brush customerBrush = Brushes.Black;
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| 103 | customerBrushes[i] = customerBrush;
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| 104 | }
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| 105 | lastCustomer = location;
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| 106 | }
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| 107 |
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[7858] | 108 | graphics.DrawPolygon(pens[currentTour], tourPoints);
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[6851] | 109 |
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| 110 | for (int i = 0; i < tour.Stops.Count; i++) {
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| 111 | graphics.FillRectangle(customerBrushes[i], tourPoints[i + 1].X - 3, tourPoints[i + 1].Y - 3, 6, 6);
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| 112 | }
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| 113 |
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| 114 | graphics.FillEllipse(Brushes.DarkBlue, tourPoints[0].X - 5, tourPoints[0].Y - 5, 10, 10);
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| 115 |
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| 116 | currentTour++;
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| 117 | }
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[7858] | 118 |
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| 119 | for (int i = 0; i < pens.Count; i++)
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| 120 | pens[i].Dispose();
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[6851] | 121 | } else {
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| 122 | Point locationPoint;
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| 123 | //just draw customers
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| 124 | for (int i = 1; i <= Content.Cities.Value; i++) {
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| 125 | locationPoint = new Point(border + ((int)((Content.GetCoordinates(i)[0] - xMin) * xStep)),
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| 126 | bitmap.Height - (border + ((int)((Content.GetCoordinates(i)[1] - yMin) * yStep))));
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| 127 |
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| 128 | graphics.FillRectangle(Brushes.Black, locationPoint.X - 3, locationPoint.Y - 3, 6, 6);
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| 129 | }
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| 130 |
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| 131 | for (int i = 0; i < Content.Depots.Value; i++) {
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| 132 | locationPoint = new Point(border + ((int)((coordinates[i, 0] - xMin) * xStep)),
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| 133 | bitmap.Height - (border + ((int)((coordinates[i, 1] - yMin) * yStep))));
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| 134 | graphics.FillEllipse(Brushes.Blue, locationPoint.X - 5, locationPoint.Y - 5, 10, 10);
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| 135 | }
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| 136 | }
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| 137 | }
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| 138 | }
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| 139 | }
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| 140 | }
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| 141 | }
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