[2] | 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.Text;
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| 28 | using System.Windows.Forms;
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[2474] | 29 | using HeuristicLab.Common;
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[2] | 30 | using HeuristicLab.Core;
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| 31 | using HeuristicLab.Data;
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| 32 | using HeuristicLab.Charting;
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| 33 | using HeuristicLab.Charting.Data;
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| 34 |
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| 35 | namespace HeuristicLab.Logging {
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[1167] | 36 | /// <summary>
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| 37 | /// The visual representation of a <see cref="Linechart"/>.
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| 38 | /// </summary>
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[2] | 39 | public partial class LinechartView : ViewBase {
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[926] | 40 | private double maxY = double.MinValue, minY = double.MaxValue;
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[362] | 41 | private static int[] colors = new int[] {
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| 42 | 182,182,255,
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| 43 | 218,255,182,
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| 44 | 255,182,218,
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| 45 | 182,255,255,
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| 46 | 218,182,255,
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| 47 | 255,182,255,
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| 48 | 255,182,182,
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| 49 | 255,218,182,
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| 50 | 255,255,182,
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| 51 | 182,255,182,
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| 52 | 182,255,218,
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| 53 | 182,218,255
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| 54 | };
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| 55 |
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[1167] | 56 | /// <summary>
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| 57 | /// Gets or sets the Linechart object to represent visually.
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| 58 | /// </summary>
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| 59 | /// <remarks>Uses property <see cref="ViewBase.Item"/> of base class <see cref="ViewBase"/>.
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| 60 | /// No own data storage present.</remarks>
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[2] | 61 | public Linechart Linechart {
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| 62 | get { return (Linechart)base.Item; }
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| 63 | set { base.Item = value; }
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| 64 | }
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| 65 |
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[1167] | 66 | /// <summary>
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| 67 | /// Initializes a new instance of <see cref="LinechartView"/>.
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| 68 | /// </summary>
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[2] | 69 | public LinechartView() {
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| 70 | InitializeComponent();
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| 71 | Caption = "Linechart View";
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| 72 | }
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[1167] | 73 | /// <summary>
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| 74 | /// Initializes a new instance of <see cref="LinechartView"/> with the given <paramref name="linechart"/>.
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| 75 | /// </summary>
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| 76 | /// <param name="linechart">The linechart to represent visually.</param>
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[2] | 77 | public LinechartView(Linechart linechart)
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| 78 | : this() {
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| 79 | Linechart = linechart;
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| 80 | }
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| 81 |
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[1167] | 82 | /// <summary>
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| 83 | /// Removes the event handlers from the underlying <see cref="Linechart"/>.
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| 84 | /// </summary>
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| 85 | /// <remarks>Calls <see cref="ViewBase.RemoveItemEvents"/> of base class <see cref="ViewBase"/>.</remarks>
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[2] | 86 | protected override void RemoveItemEvents() {
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[362] | 87 | if(Linechart != null) {
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[2474] | 88 | Linechart.Values.ItemAdded -= new EventHandler<EventArgs<IItem, int>>(Values_ItemAdded);
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| 89 | Linechart.Values.ItemRemoved -= new EventHandler<EventArgs<IItem, int>>(Values_ItemRemoved);
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[2] | 90 | }
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| 91 | base.RemoveItemEvents();
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| 92 | }
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[1167] | 93 | /// <summary>
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| 94 | /// Adds event handlers to the underlying <see cref="Linechart"/>.
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| 95 | /// </summary>
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| 96 | /// <remarks>Calls <see cref="ViewBase.AddItemEvents"/> of base class <see cref="ViewBase"/>.</remarks>
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[2] | 97 | protected override void AddItemEvents() {
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| 98 | base.AddItemEvents();
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[362] | 99 | if(Linechart != null) {
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[2474] | 100 | Linechart.Values.ItemAdded += new EventHandler<EventArgs<IItem, int>>(Values_ItemAdded);
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| 101 | Linechart.Values.ItemRemoved += new EventHandler<EventArgs<IItem, int>>(Values_ItemRemoved);
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[2] | 102 | }
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| 103 | }
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| 104 |
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[1167] | 105 | /// <summary>
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| 106 | /// Updates all controls with the latest data of the model.
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| 107 | /// </summary>
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| 108 | /// <remarks>Calls <see cref="ViewBase.UpdateControls"/> of base class <see cref="UpdateControls"/>.</remarks>
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[2] | 109 | protected override void UpdateControls() {
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| 110 | base.UpdateControls();
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| 111 | Datachart datachart = new Datachart(-50, -5000, 1000, 55000);
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| 112 | datachart.Title = "Line Chart";
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| 113 | dataChartControl.ScaleOnResize = false;
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| 114 | dataChartControl.Chart = datachart;
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| 115 | datachart.Group.Clear();
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| 116 | datachart.Group.Add(new Axis(datachart, 0, 0, AxisType.Both));
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[362] | 117 | if(Linechart != null) {
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[2] | 118 | datachart.UpdateEnabled = false;
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[362] | 119 | for(int i = 0; i < Linechart.NumberOfLines; i++) {
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| 120 | int colorIndex = (i % 12)*3;
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| 121 | Color curCol = Color.FromArgb(colors[colorIndex],colors[colorIndex + 1], colors[colorIndex + 2]);
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| 122 | Pen p = new Pen(curCol);
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| 123 | SolidBrush b = new SolidBrush(curCol);
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| 124 | datachart.AddDataRow(DataRowType.Lines, p, b);
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| 125 | }
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[2] | 126 |
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[362] | 127 | for(int i = 0; i < Linechart.Values.Count; i++) {
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[2] | 128 | ItemList list = (ItemList)Linechart.Values[i];
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[362] | 129 | for(int j = 0; j < list.Count; j++) {
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[926] | 130 | double value = 0.0;
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| 131 | if (list[j] is IntData) value = (double)((IntData)list[j]).Data;
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| 132 | else value = ((DoubleData)list[j]).Data;
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[362] | 133 | if(!double.IsInfinity(value) && !double.IsNaN(value)) {
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| 134 | if(value < minY) minY = value;
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| 135 | if(value > maxY) maxY = value;
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| 136 | datachart.AddDataPoint(j, i, value);
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| 137 | }
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| 138 | }
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[2] | 139 | }
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[362] | 140 | datachart.ZoomIn(-Linechart.Values.Count * 0.05, minY - (minY * 0.1), Linechart.Values.Count * 1.05, maxY * 1.05);
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[2] | 141 | datachart.UpdateEnabled = true;
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| 142 | datachart.EnforceUpdate();
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| 143 | }
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| 144 | }
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| 145 |
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| 146 | #region Values Events
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[2474] | 147 | private delegate void ItemIndexDelegate(object sender, EventArgs<IItem, int> e);
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| 148 | private void Values_ItemRemoved(object sender, EventArgs<IItem, int> e) {
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[362] | 149 | if(InvokeRequired) {
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[2] | 150 | Invoke(new ItemIndexDelegate(Values_ItemRemoved), sender, e);
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| 151 | } else {
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| 152 | Datachart datachart = dataChartControl.Chart;
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| 153 | }
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| 154 | }
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[2474] | 155 | private void Values_ItemAdded(object sender, EventArgs<IItem, int> e) {
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[362] | 156 | if(InvokeRequired) {
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[2] | 157 | Invoke(new ItemIndexDelegate(Values_ItemAdded), sender, e);
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| 158 | } else {
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| 159 | Datachart datachart = dataChartControl.Chart;
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[2474] | 160 | ItemList list = (ItemList)e.Value;
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[2] | 161 | datachart.UpdateEnabled = false;
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[926] | 162 | for (int i = 0; i < list.Count; i++) {
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| 163 | double value = 0.0;
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| 164 | if (list[i] is IntData) value = (double)((IntData)list[i]).Data;
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| 165 | else value = ((DoubleData)list[i]).Data;
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[2474] | 166 | datachart.AddDataPoint(i, e.Value2, value);
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[926] | 167 | if (value < minY) minY = value;
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| 168 | if (value > maxY) maxY = value;
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| 169 | }
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| 170 | datachart.ZoomIn(-Linechart.Values.Count * 0.05, minY - (minY * 0.1), Linechart.Values.Count * 1.05, maxY * 1.05);
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[2] | 171 | datachart.UpdateEnabled = true;
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| 172 | datachart.EnforceUpdate();
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| 173 | }
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| 174 | }
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| 175 | #endregion
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| 176 | }
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| 177 | }
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