1 | #region License Information
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2 | /* HeuristicLab
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3 | * Copyright (C) 2002-2016 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;
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24 | using System.Collections.Generic;
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25 | using System.Drawing;
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26 | using System.Linq;
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27 | using System.Threading;
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28 | using System.Threading.Tasks;
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29 | using System.Windows.Forms;
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30 | using System.Windows.Forms.DataVisualization.Charting;
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31 | using HeuristicLab.Common;
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32 | using HeuristicLab.MainForm.WindowsForms;
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33 | using HeuristicLab.Visualization.ChartControlsExtensions;
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34 |
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35 | namespace HeuristicLab.Problems.DataAnalysis.Views {
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36 | public partial class FactorPartialDependencePlot : UserControl, IPartialDependencePlot {
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37 | private ModifiableDataset sharedFixedVariables; // used for synchronising variable values between charts
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38 | private ModifiableDataset internalDataset; // holds the x values for each point drawn
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39 |
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40 | private CancellationTokenSource cancelCurrentRecalculateSource;
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41 |
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42 | private readonly List<IRegressionSolution> solutions;
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43 | private readonly Dictionary<IRegressionSolution, Series> seriesCache;
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44 | private readonly Dictionary<IRegressionSolution, Series> ciSeriesCache;
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45 |
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46 | #region Properties
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47 | public string XAxisTitle {
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48 | get { return chart.ChartAreas[0].AxisX.Title; }
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49 | set { chart.ChartAreas[0].AxisX.Title = value; }
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50 | }
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51 |
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52 | public string YAxisTitle {
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53 | get { return chart.ChartAreas[0].AxisY.Title; }
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54 | set { chart.ChartAreas[0].AxisY.Title = value; }
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55 | }
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56 |
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57 | public bool ShowLegend {
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58 | get { return chart.Legends[0].Enabled; }
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59 | set { chart.Legends[0].Enabled = value; }
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60 | }
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61 | public bool ShowCursor {
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62 | get { return chart.Annotations[0].Visible; }
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63 | set {
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64 | chart.Annotations[0].Visible = value;
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65 | if (!value) chart.Titles[0].Text = string.Empty;
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66 | }
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67 | }
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68 |
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69 | private int yAxisTicks = 5;
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70 | public int YAxisTicks {
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71 | get { return yAxisTicks; }
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72 | set {
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73 | if (value != yAxisTicks) {
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74 | yAxisTicks = value;
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75 | SetupAxis(chart.ChartAreas[0].AxisY, yMin, yMax, YAxisTicks, FixedYAxisMin, FixedYAxisMax);
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76 | RecalculateInternalDataset();
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77 | }
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78 | }
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79 | }
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80 | private double? fixedYAxisMin;
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81 | public double? FixedYAxisMin {
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82 | get { return fixedYAxisMin; }
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83 | set {
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84 | if ((value.HasValue && fixedYAxisMin.HasValue && !value.Value.IsAlmost(fixedYAxisMin.Value)) || (value.HasValue != fixedYAxisMin.HasValue)) {
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85 | fixedYAxisMin = value;
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86 | SetupAxis(chart.ChartAreas[0].AxisY, yMin, yMax, YAxisTicks, FixedYAxisMin, FixedYAxisMax);
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87 | }
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88 | }
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89 | }
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90 | private double? fixedYAxisMax;
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91 | public double? FixedYAxisMax {
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92 | get { return fixedYAxisMax; }
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93 | set {
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94 | if ((value.HasValue && fixedYAxisMax.HasValue && !value.Value.IsAlmost(fixedYAxisMax.Value)) || (value.HasValue != fixedYAxisMax.HasValue)) {
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95 | fixedYAxisMax = value;
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96 | SetupAxis(chart.ChartAreas[0].AxisY, yMin, yMax, YAxisTicks, FixedYAxisMin, FixedYAxisMax);
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97 | }
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98 | }
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99 | }
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100 |
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101 | private string freeVariable;
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102 | public string FreeVariable {
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103 | get { return freeVariable; }
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104 | set {
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105 | if (value == freeVariable) return;
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106 | if (solutions.Any(s => !s.ProblemData.Dataset.StringVariables.Contains(value))) {
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107 | throw new ArgumentException("Variable does not exist in the ProblemData of the Solutions.");
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108 | }
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109 | freeVariable = value;
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110 | RecalculateInternalDataset();
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111 | }
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112 | }
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113 |
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114 | private double yMin;
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115 | public double YMin {
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116 | get { return yMin; }
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117 | }
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118 | private double yMax;
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119 | public double YMax {
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120 | get { return yMax; }
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121 | }
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122 |
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123 | public bool IsZoomed {
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124 | get { return chart.ChartAreas[0].AxisX.ScaleView.IsZoomed; }
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125 | }
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126 |
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127 | internal ElementPosition InnerPlotPosition {
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128 | get { return chart.ChartAreas[0].InnerPlotPosition; }
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129 | }
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130 | #endregion
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131 |
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132 | private List<string> variableValues;
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133 |
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134 | public event EventHandler ChartPostPaint;
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135 |
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136 | public FactorPartialDependencePlot() {
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137 | InitializeComponent();
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138 |
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139 | solutions = new List<IRegressionSolution>();
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140 | seriesCache = new Dictionary<IRegressionSolution, Series>();
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141 | ciSeriesCache = new Dictionary<IRegressionSolution, Series>();
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142 |
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143 | // Configure axis
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144 | chart.CustomizeAllChartAreas();
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145 | chart.ChartAreas[0].CursorX.IsUserSelectionEnabled = true;
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146 | chart.ChartAreas[0].AxisX.ScaleView.Zoomable = true;
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147 | chart.ChartAreas[0].CursorX.Interval = 0;
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148 |
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149 | chart.ChartAreas[0].CursorY.IsUserSelectionEnabled = true;
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150 | chart.ChartAreas[0].AxisY.ScaleView.Zoomable = true;
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151 | chart.ChartAreas[0].CursorY.Interval = 0;
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152 |
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153 | Disposed += Control_Disposed;
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154 | }
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155 |
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156 | private void Control_Disposed(object sender, EventArgs e) {
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157 | if (cancelCurrentRecalculateSource != null)
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158 | cancelCurrentRecalculateSource.Cancel();
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159 | }
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160 |
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161 | public void Configure(IEnumerable<IRegressionSolution> solutions, ModifiableDataset sharedFixedVariables, string freeVariable, IList<string> variableValues, bool initializeAxisRanges = true) {
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162 | if (!SolutionsCompatible(solutions))
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163 | throw new ArgumentException("Solutions are not compatible with the problem data.");
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164 | this.freeVariable = freeVariable;
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165 | this.variableValues = new List<string>(variableValues);
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166 |
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167 | this.solutions.Clear();
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168 | this.solutions.AddRange(solutions);
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169 |
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170 | // add an event such that whenever a value is changed in the shared dataset,
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171 | // this change is reflected in the internal dataset (where the value becomes a whole column)
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172 | if (this.sharedFixedVariables != null)
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173 | this.sharedFixedVariables.ItemChanged -= sharedFixedVariables_ItemChanged;
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174 | this.sharedFixedVariables = sharedFixedVariables;
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175 | this.sharedFixedVariables.ItemChanged += sharedFixedVariables_ItemChanged;
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176 |
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177 | RecalculateInternalDataset();
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178 |
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179 | chart.Series.Clear();
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180 | seriesCache.Clear();
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181 | ciSeriesCache.Clear();
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182 | foreach (var solution in this.solutions) {
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183 | var series = CreateSeries(solution);
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184 | seriesCache.Add(solution, series.Item1);
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185 | if (series.Item2 != null)
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186 | ciSeriesCache.Add(solution, series.Item2);
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187 | }
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188 |
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189 | InitSeriesData();
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190 | OrderAndColorSeries();
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191 |
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192 | }
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193 |
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194 | public async Task RecalculateAsync(bool updateOnFinish = true, bool resetYAxis = true) {
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195 | if (IsDisposed
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196 | || sharedFixedVariables == null || !solutions.Any() || string.IsNullOrEmpty(freeVariable)
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197 | || !variableValues.Any())
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198 | return;
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199 |
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200 | calculationPendingTimer.Start();
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201 |
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202 | // cancel previous recalculate call
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203 | if (cancelCurrentRecalculateSource != null)
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204 | cancelCurrentRecalculateSource.Cancel();
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205 | cancelCurrentRecalculateSource = new CancellationTokenSource();
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206 | var cancellationToken = cancelCurrentRecalculateSource.Token;
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207 |
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208 | // Update series
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209 | try {
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210 | var limits = await UpdateAllSeriesDataAsync(cancellationToken);
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211 |
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212 | yMin = limits.Lower;
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213 | yMax = limits.Upper;
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214 | // Set y-axis
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215 | if (resetYAxis)
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216 | SetupAxis(chart.ChartAreas[0].AxisY, yMin, yMax, YAxisTicks, FixedYAxisMin, FixedYAxisMax);
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217 |
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218 | calculationPendingTimer.Stop();
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219 | calculationPendingLabel.Visible = false;
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220 | if (updateOnFinish)
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221 | Update();
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222 | } catch (OperationCanceledException) { } catch (AggregateException ae) {
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223 | if (!ae.InnerExceptions.Any(e => e is OperationCanceledException))
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224 | throw;
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225 | }
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226 | }
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227 |
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228 | public void UpdateTitlePosition() {
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229 | var title = chart.Titles[0];
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230 | var plotArea = InnerPlotPosition;
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231 |
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232 | title.Visible = plotArea.Width != 0;
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233 |
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234 | title.Position.X = plotArea.X + (plotArea.Width / 2);
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235 | }
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236 |
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237 | private void SetupAxis(Axis axis, double minValue, double maxValue, int ticks, double? fixedAxisMin, double? fixedAxisMax) {
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238 | if (minValue < maxValue) {
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239 | double axisMin, axisMax, axisInterval;
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240 | ChartUtil.CalculateAxisInterval(minValue, maxValue, ticks, out axisMin, out axisMax, out axisInterval);
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241 | axis.Minimum = fixedAxisMin ?? axisMin;
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242 | axis.Maximum = fixedAxisMax ?? axisMax;
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243 | axis.Interval = (axis.Maximum - axis.Minimum) / ticks;
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244 | }
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245 |
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246 | try {
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247 | chart.ChartAreas[0].RecalculateAxesScale();
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248 | } catch (InvalidOperationException) {
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249 | // Can occur if eg. axis min == axis max
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250 | }
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251 | }
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252 |
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253 |
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254 | private void RecalculateInternalDataset() {
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255 | if (sharedFixedVariables == null)
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256 | return;
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257 |
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258 | var factorValues = new List<string>(variableValues);
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259 |
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260 | var variables = sharedFixedVariables.VariableNames.ToList();
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261 | var values = new List<IList>();
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262 | foreach (var varName in variables) {
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263 | if (varName == FreeVariable) {
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264 | values.Add(factorValues);
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265 | } else if (sharedFixedVariables.VariableHasType<double>(varName)) {
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266 | values.Add(Enumerable.Repeat(sharedFixedVariables.GetDoubleValue(varName, 0), factorValues.Count).ToList());
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267 | } else if (sharedFixedVariables.VariableHasType<string>(varName)) {
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268 | values.Add(Enumerable.Repeat(sharedFixedVariables.GetStringValue(varName, 0), factorValues.Count).ToList());
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269 | }
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270 | }
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271 |
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272 | internalDataset = new ModifiableDataset(variables, values);
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273 | }
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274 |
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275 | private Tuple<Series, Series> CreateSeries(IRegressionSolution solution) {
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276 | var series = new Series {
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277 | ChartType = SeriesChartType.Column,
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278 | Name = solution.ProblemData.TargetVariable + " " + solutions.IndexOf(solution),
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279 | XValueType = System.Windows.Forms.DataVisualization.Charting.ChartValueType.String
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280 | };
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281 | series.LegendText = series.Name;
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282 |
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283 | Series confidenceIntervalSeries = null;
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284 | confidenceIntervalSeries = new Series {
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285 | ChartType = SeriesChartType.BoxPlot,
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286 | XValueType = System.Windows.Forms.DataVisualization.Charting.ChartValueType.String,
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287 | Color = Color.Black,
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288 | YValuesPerPoint = 5,
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289 | Name = "95% Conf. Interval " + series.Name,
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290 | IsVisibleInLegend = false
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291 | };
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292 | return Tuple.Create(series, confidenceIntervalSeries);
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293 | }
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294 |
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295 | private void OrderAndColorSeries() {
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296 | chart.SuspendRepaint();
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297 |
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298 | chart.Series.Clear();
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299 | // Add mean series for applying palette colors
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300 | foreach (var solution in solutions) {
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301 | chart.Series.Add(seriesCache[solution]);
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302 | }
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303 |
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304 | chart.Palette = ChartColorPalette.BrightPastel;
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305 | chart.ApplyPaletteColors();
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306 | chart.Palette = ChartColorPalette.None;
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307 |
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308 | // Add confidence interval series after its coresponding series for correct z index
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309 | foreach (var solution in solutions) {
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310 | Series ciSeries;
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311 | if (ciSeriesCache.TryGetValue(solution, out ciSeries)) {
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312 | int idx = chart.Series.IndexOf(seriesCache[solution]);
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313 | chart.Series.Insert(idx + 1, ciSeries);
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314 | }
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315 | }
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316 |
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317 | chart.ResumeRepaint(true);
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318 | }
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319 |
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320 | private async Task<DoubleLimit> UpdateAllSeriesDataAsync(CancellationToken cancellationToken) {
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321 | var updateTasks = solutions.Select(solution => UpdateSeriesDataAsync(solution, cancellationToken));
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322 |
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323 | double min = double.MaxValue, max = double.MinValue;
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324 | foreach (var update in updateTasks) {
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325 | var limit = await update;
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326 | if (limit.Lower < min) min = limit.Lower;
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327 | if (limit.Upper > max) max = limit.Upper;
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328 | }
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329 |
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330 | return new DoubleLimit(min, max);
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331 | }
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332 |
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333 | private Task<DoubleLimit> UpdateSeriesDataAsync(IRegressionSolution solution, CancellationToken cancellationToken) {
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334 | return Task.Run(() => {
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335 | var yvalues = solution.Model.GetEstimatedValues(internalDataset, Enumerable.Range(0, internalDataset.Rows)).ToList();
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336 |
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337 | double min = double.MaxValue, max = double.MinValue;
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338 |
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339 | var series = seriesCache[solution];
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340 | for (int i = 0; i < variableValues.Count; i++) {
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341 | series.Points[i].SetValueXY(variableValues[i], yvalues[i]);
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342 | if (yvalues[i] < min) min = yvalues[i];
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343 | if (yvalues[i] > max) max = yvalues[i];
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344 | }
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345 | chart.Invalidate();
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346 |
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347 | cancellationToken.ThrowIfCancellationRequested();
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348 |
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349 | var confidenceBoundSolution = solution as IConfidenceRegressionSolution;
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350 | if (confidenceBoundSolution != null) {
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351 | var confidenceIntervalSeries = ciSeriesCache[solution];
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352 | var variances = confidenceBoundSolution.Model.GetEstimatedVariances(internalDataset, Enumerable.Range(0, internalDataset.Rows)).ToList();
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353 | for (int i = 0; i < variableValues.Count; i++) {
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354 | var lower = yvalues[i] - 1.96 * Math.Sqrt(variances[i]);
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355 | var upper = yvalues[i] + 1.96 * Math.Sqrt(variances[i]);
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356 | confidenceIntervalSeries.Points[i].SetValueXY(variableValues[i], lower, upper, yvalues[i], yvalues[i], yvalues[i]);
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357 | if (lower < min) min = lower;
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358 | if (upper > max) max = upper;
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359 | }
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360 | chart.Invalidate();
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361 | }
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362 |
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363 | cancellationToken.ThrowIfCancellationRequested();
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364 | return new DoubleLimit(min, max);
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365 | }, cancellationToken);
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366 | }
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367 |
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368 | private void InitSeriesData() {
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369 | if (internalDataset == null)
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370 | return;
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371 |
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372 | foreach (var solution in solutions)
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373 | InitSeriesData(solution, variableValues);
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374 | }
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375 |
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376 | private void InitSeriesData(IRegressionSolution solution, IList<string> values) {
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377 |
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378 | var series = seriesCache[solution];
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379 | series.Points.SuspendUpdates();
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380 | series.Points.Clear();
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381 | for (int i = 0; i < values.Count; i++) {
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382 | series.Points.AddXY(values[i], 0.0);
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383 | series.Points.Last().ToolTip = values[i];
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384 | }
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385 |
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386 | UpdateAllSeriesStyles(variableValues.IndexOf(sharedFixedVariables.GetStringValue(FreeVariable, 0)));
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387 | series.Points.ResumeUpdates();
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388 |
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389 | Series confidenceIntervalSeries;
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390 | if (ciSeriesCache.TryGetValue(solution, out confidenceIntervalSeries)) {
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391 | confidenceIntervalSeries.Points.SuspendUpdates();
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392 | confidenceIntervalSeries.Points.Clear();
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393 | for (int i = 0; i < values.Count; i++)
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394 | confidenceIntervalSeries.Points.AddXY(values[i], 0.0, 0.0, 0.0, 0.0, 0.0);
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395 | confidenceIntervalSeries.Points.ResumeUpdates();
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396 | }
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397 | }
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398 |
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399 | public async Task AddSolutionAsync(IRegressionSolution solution) {
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400 | if (!SolutionsCompatible(solutions.Concat(new[] { solution })))
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401 | throw new ArgumentException("The solution is not compatible with the problem data.");
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402 | if (solutions.Contains(solution))
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403 | return;
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404 |
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405 | solutions.Add(solution);
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406 |
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407 | var series = CreateSeries(solution);
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408 | seriesCache.Add(solution, series.Item1);
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409 | if (series.Item2 != null)
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410 | ciSeriesCache.Add(solution, series.Item2);
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411 |
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412 | InitSeriesData(solution, variableValues);
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413 | OrderAndColorSeries();
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414 |
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415 | await RecalculateAsync();
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416 | var args = new EventArgs<IRegressionSolution>(solution);
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417 | OnSolutionAdded(this, args);
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418 | }
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419 |
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420 | public async Task RemoveSolutionAsync(IRegressionSolution solution) {
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421 | if (!solutions.Remove(solution))
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422 | return;
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423 |
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424 | seriesCache.Remove(solution);
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425 | ciSeriesCache.Remove(solution);
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426 |
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427 | await RecalculateAsync();
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428 | var args = new EventArgs<IRegressionSolution>(solution);
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429 | OnSolutionRemoved(this, args);
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430 | }
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431 |
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432 | private static bool SolutionsCompatible(IEnumerable<IRegressionSolution> solutions) {
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433 | var refSolution = solutions.First();
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434 | var refSolVars = refSolution.ProblemData.Dataset.VariableNames;
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435 | foreach (var solution in solutions.Skip(1)) {
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436 | var variables1 = solution.ProblemData.Dataset.VariableNames;
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437 | if (!variables1.All(refSolVars.Contains))
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438 | return false;
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439 |
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440 | foreach (var factorVar in variables1.Where(solution.ProblemData.Dataset.VariableHasType<string>)) {
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441 | var distinctVals = refSolution.ProblemData.Dataset.GetStringValues(factorVar).Distinct();
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442 | if (solution.ProblemData.Dataset.GetStringValues(factorVar).Any(val => !distinctVals.Contains(val))) return false;
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443 | }
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444 | }
|
---|
445 | return true;
|
---|
446 | }
|
---|
447 |
|
---|
448 | #region Events
|
---|
449 | public event EventHandler<EventArgs<IRegressionSolution>> SolutionAdded;
|
---|
450 | public void OnSolutionAdded(object sender, EventArgs<IRegressionSolution> args) {
|
---|
451 | var added = SolutionAdded;
|
---|
452 | if (added == null) return;
|
---|
453 | added(sender, args);
|
---|
454 | }
|
---|
455 |
|
---|
456 | public event EventHandler<EventArgs<IRegressionSolution>> SolutionRemoved;
|
---|
457 | public void OnSolutionRemoved(object sender, EventArgs<IRegressionSolution> args) {
|
---|
458 | var removed = SolutionRemoved;
|
---|
459 | if (removed == null) return;
|
---|
460 | removed(sender, args);
|
---|
461 | }
|
---|
462 |
|
---|
463 | public event EventHandler VariableValueChanged;
|
---|
464 | public void OnVariableValueChanged(object sender, EventArgs args) {
|
---|
465 | var changed = VariableValueChanged;
|
---|
466 | if (changed == null) return;
|
---|
467 | changed(sender, args);
|
---|
468 | }
|
---|
469 |
|
---|
470 | public event EventHandler ZoomChanged;
|
---|
471 | public void OnZoomChanged(object sender, EventArgs args) {
|
---|
472 | var changed = ZoomChanged;
|
---|
473 | if (changed == null) return;
|
---|
474 | changed(sender, args);
|
---|
475 | }
|
---|
476 |
|
---|
477 | private void sharedFixedVariables_ItemChanged(object o, EventArgs<int, int> e) {
|
---|
478 | if (o != sharedFixedVariables) return;
|
---|
479 | var variables = sharedFixedVariables.VariableNames.ToList();
|
---|
480 | var rowIndex = e.Value;
|
---|
481 | var columnIndex = e.Value2;
|
---|
482 |
|
---|
483 | var variableName = variables[columnIndex];
|
---|
484 | if (variableName == FreeVariable) return;
|
---|
485 | if (internalDataset.VariableHasType<double>(variableName)) {
|
---|
486 | var v = sharedFixedVariables.GetDoubleValue(variableName, rowIndex);
|
---|
487 | var values = new List<double>(Enumerable.Repeat(v, internalDataset.Rows));
|
---|
488 | internalDataset.ReplaceVariable(variableName, values);
|
---|
489 | } else if (internalDataset.VariableHasType<string>(variableName)) {
|
---|
490 | var v = sharedFixedVariables.GetStringValue(variableName, rowIndex);
|
---|
491 | var values = new List<String>(Enumerable.Repeat(v, internalDataset.Rows));
|
---|
492 | internalDataset.ReplaceVariable(variableName, values);
|
---|
493 | } else {
|
---|
494 | // unsupported type
|
---|
495 | throw new NotSupportedException();
|
---|
496 | }
|
---|
497 | }
|
---|
498 |
|
---|
499 | private async void chart_DragDrop(object sender, DragEventArgs e) {
|
---|
500 | var data = e.Data.GetData(HeuristicLab.Common.Constants.DragDropDataFormat);
|
---|
501 | if (data != null) {
|
---|
502 | var solution = data as IRegressionSolution;
|
---|
503 | if (!solutions.Contains(solution))
|
---|
504 | await AddSolutionAsync(solution);
|
---|
505 | }
|
---|
506 | }
|
---|
507 | private void chart_DragEnter(object sender, DragEventArgs e) {
|
---|
508 | if (!e.Data.GetDataPresent(HeuristicLab.Common.Constants.DragDropDataFormat)) return;
|
---|
509 | e.Effect = DragDropEffects.None;
|
---|
510 |
|
---|
511 | var data = e.Data.GetData(HeuristicLab.Common.Constants.DragDropDataFormat);
|
---|
512 | var regressionSolution = data as IRegressionSolution;
|
---|
513 | if (regressionSolution != null) {
|
---|
514 | e.Effect = DragDropEffects.Copy;
|
---|
515 | }
|
---|
516 | }
|
---|
517 |
|
---|
518 | private void calculationPendingTimer_Tick(object sender, EventArgs e) {
|
---|
519 | calculationPendingLabel.Visible = true;
|
---|
520 | Update();
|
---|
521 | }
|
---|
522 |
|
---|
523 | private void chart_SelectionRangeChanged(object sender, CursorEventArgs e) {
|
---|
524 | OnZoomChanged(this, EventArgs.Empty);
|
---|
525 | }
|
---|
526 |
|
---|
527 | private void chart_Resize(object sender, EventArgs e) {
|
---|
528 | UpdateTitlePosition();
|
---|
529 | }
|
---|
530 |
|
---|
531 | private void chart_PostPaint(object sender, ChartPaintEventArgs e) {
|
---|
532 | if (ChartPostPaint != null)
|
---|
533 | ChartPostPaint(this, EventArgs.Empty);
|
---|
534 | }
|
---|
535 | #endregion
|
---|
536 |
|
---|
537 | private void chart_MouseClick(object sender, MouseEventArgs e) {
|
---|
538 | var hitTestResult = chart.HitTest(e.X, e.Y, ChartElementType.DataPoint);
|
---|
539 | if (hitTestResult != null && hitTestResult.ChartElementType == ChartElementType.DataPoint) {
|
---|
540 | var series = hitTestResult.Series;
|
---|
541 | var dataPoint = (DataPoint)hitTestResult.Object;
|
---|
542 | var idx = series.Points.IndexOf(dataPoint);
|
---|
543 | UpdateSelectedValue(variableValues[idx]);
|
---|
544 |
|
---|
545 | UpdateAllSeriesStyles(idx);
|
---|
546 | }
|
---|
547 | }
|
---|
548 |
|
---|
549 | private void UpdateAllSeriesStyles(int selectedValueIndex) {
|
---|
550 | if (ShowCursor) {
|
---|
551 | chart.Titles[0].Text = FreeVariable + " : " + variableValues[selectedValueIndex];
|
---|
552 | chart.Update();
|
---|
553 | }
|
---|
554 | foreach (var s in seriesCache.Values) {
|
---|
555 | if (s.ChartType == SeriesChartType.Column)
|
---|
556 | for (int i = 0; i < s.Points.Count; i++) {
|
---|
557 | if (i != selectedValueIndex) {
|
---|
558 | s.Points[i].BorderDashStyle = ChartDashStyle.NotSet;
|
---|
559 | } else {
|
---|
560 | s.Points[i].BorderDashStyle = ChartDashStyle.Dash;
|
---|
561 | s.Points[i].BorderColor = Color.Red;
|
---|
562 | }
|
---|
563 | }
|
---|
564 | }
|
---|
565 | }
|
---|
566 |
|
---|
567 | private void UpdateSelectedValue(string variableValue) {
|
---|
568 | sharedFixedVariables.SetVariableValue(variableValue, FreeVariable, 0);
|
---|
569 | OnVariableValueChanged(this, EventArgs.Empty);
|
---|
570 | }
|
---|
571 | }
|
---|
572 | }
|
---|
573 |
|
---|