#region License Information /* HeuristicLab * Copyright (C) 2002-2012 Heuristic and Evolutionary Algorithms Laboratory (HEAL) * * This file is part of HeuristicLab. * * HeuristicLab is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * HeuristicLab is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with HeuristicLab. If not, see . */ #endregion using System; using System.Collections.Generic; using System.Linq; using System.Windows.Forms; using System.Windows.Forms.DataVisualization.Charting; using HeuristicLab.Common; using HeuristicLab.Core; using HeuristicLab.Data; using HeuristicLab.MainForm; using HeuristicLab.MainForm.WindowsForms; namespace HeuristicLab.Optimization.Views { [View("RunCollection BoxPlots")] [Content(typeof(RunCollection), false)] public partial class RunCollectionBoxPlotView : AsynchronousContentView { private enum AxisDimension { Color = 0 } private const string BoxPlotSeriesName = "BoxPlotSeries"; private const string BoxPlotChartAreaName = "BoxPlotChartArea"; private bool suppressUpdates = false; private string xAxisValue; private string yAxisValue; private Dictionary> categoricalMapping; private SortedDictionary seriesCache; public RunCollectionBoxPlotView() { InitializeComponent(); categoricalMapping = new Dictionary>(); seriesCache = new SortedDictionary(); chart.ChartAreas[0].Visible = false; chart.Series.Clear(); chart.ChartAreas.Add(BoxPlotChartAreaName); chart.CustomizeAllChartAreas(); chart.ChartAreas[BoxPlotChartAreaName].Axes.ToList().ForEach(x => { x.ScaleView.Zoomable = true; x.ScaleView.MinSize = 0; }); chart.ChartAreas[BoxPlotChartAreaName].CursorX.Interval = 0.5; chart.ChartAreas[BoxPlotChartAreaName].CursorY.Interval = 1e-5; } public new RunCollection Content { get { return (RunCollection)base.Content; } set { base.Content = value; } } public IStringConvertibleMatrix Matrix { get { return this.Content; } } #region RunCollection and Run events protected override void RegisterContentEvents() { base.RegisterContentEvents(); Content.Reset += new EventHandler(Content_Reset); Content.ColumnNamesChanged += new EventHandler(Content_ColumnNamesChanged); Content.ItemsAdded += new HeuristicLab.Collections.CollectionItemsChangedEventHandler(Content_ItemsAdded); Content.ItemsRemoved += new HeuristicLab.Collections.CollectionItemsChangedEventHandler(Content_ItemsRemoved); Content.CollectionReset += new HeuristicLab.Collections.CollectionItemsChangedEventHandler(Content_CollectionReset); Content.UpdateOfRunsInProgressChanged += new EventHandler(Content_UpdateOfRunsInProgressChanged); Content.OptimizerNameChanged += new EventHandler(Content_AlgorithmNameChanged); RegisterRunEvents(Content); } protected override void DeregisterContentEvents() { base.DeregisterContentEvents(); Content.Reset -= new EventHandler(Content_Reset); Content.ColumnNamesChanged -= new EventHandler(Content_ColumnNamesChanged); Content.ItemsAdded -= new HeuristicLab.Collections.CollectionItemsChangedEventHandler(Content_ItemsAdded); Content.ItemsRemoved -= new HeuristicLab.Collections.CollectionItemsChangedEventHandler(Content_ItemsRemoved); Content.CollectionReset -= new HeuristicLab.Collections.CollectionItemsChangedEventHandler(Content_CollectionReset); Content.UpdateOfRunsInProgressChanged -= new EventHandler(Content_UpdateOfRunsInProgressChanged); Content.OptimizerNameChanged -= new EventHandler(Content_AlgorithmNameChanged); DeregisterRunEvents(Content); } protected virtual void RegisterRunEvents(IEnumerable runs) { foreach (IRun run in runs) run.Changed += new EventHandler(run_Changed); } protected virtual void DeregisterRunEvents(IEnumerable runs) { foreach (IRun run in runs) run.Changed -= new EventHandler(run_Changed); } private void Content_CollectionReset(object sender, HeuristicLab.Collections.CollectionItemsChangedEventArgs e) { DeregisterRunEvents(e.OldItems); RegisterRunEvents(e.Items); } private void Content_ItemsRemoved(object sender, HeuristicLab.Collections.CollectionItemsChangedEventArgs e) { DeregisterRunEvents(e.Items); } private void Content_ItemsAdded(object sender, HeuristicLab.Collections.CollectionItemsChangedEventArgs e) { RegisterRunEvents(e.Items); } private void Content_UpdateOfRunsInProgressChanged(object sender, EventArgs e) { if (InvokeRequired) Invoke(new EventHandler(Content_UpdateOfRunsInProgressChanged), sender, e); else { suppressUpdates = Content.UpdateOfRunsInProgress; if (!suppressUpdates) UpdateDataPoints(); } } private void Content_Reset(object sender, EventArgs e) { if (InvokeRequired) Invoke(new EventHandler(Content_Reset), sender, e); else { this.categoricalMapping.Clear(); UpdateDataPoints(); } } private void Content_ColumnNamesChanged(object sender, EventArgs e) { if (InvokeRequired) Invoke(new EventHandler(Content_ColumnNamesChanged), sender, e); else { UpdateComboBoxes(); } } private void run_Changed(object sender, EventArgs e) { if (InvokeRequired) this.Invoke(new EventHandler(run_Changed), sender, e); else if (!suppressUpdates) { IRun run = (IRun)sender; UpdateDataPoints(); } } private void Content_AlgorithmNameChanged(object sender, EventArgs e) { if (InvokeRequired) Invoke(new EventHandler(Content_AlgorithmNameChanged), sender, e); else UpdateCaption(); } #endregion #region update comboboxes, datapoints, runs protected override void OnContentChanged() { base.OnContentChanged(); this.categoricalMapping.Clear(); UpdateComboBoxes(); UpdateDataPoints(); UpdateCaption(); } private void UpdateCaption() { Caption = Content != null ? Content.OptimizerName + " Box Plots" : ViewAttribute.GetViewName(GetType()); } private void UpdateComboBoxes() { string selectedXAxis = (string)this.xAxisComboBox.SelectedItem; string selectedYAxis = (string)this.yAxisComboBox.SelectedItem; this.xAxisComboBox.Items.Clear(); this.yAxisComboBox.Items.Clear(); if (Content != null) { string[] additionalAxisDimension = Enum.GetNames(typeof(AxisDimension)); this.xAxisComboBox.Items.AddRange(additionalAxisDimension); this.xAxisComboBox.Items.AddRange(Matrix.ColumnNames.ToArray()); this.yAxisComboBox.Items.AddRange(additionalAxisDimension); this.yAxisComboBox.Items.AddRange(Matrix.ColumnNames.ToArray()); bool changed = false; if (selectedXAxis != null && xAxisComboBox.Items.Contains(selectedXAxis)) { xAxisComboBox.SelectedItem = selectedXAxis; changed = true; } if (selectedYAxis != null && yAxisComboBox.Items.Contains(selectedYAxis)) { yAxisComboBox.SelectedItem = selectedYAxis; changed = true; } if (changed) UpdateDataPoints(); } } private void UpdateDataPoints() { this.chart.Series.Clear(); this.seriesCache.Clear(); if (Content != null) { foreach (IRun run in this.Content.Where(r => r.Visible)) this.AddDataPoint(run); foreach (Series s in this.seriesCache.Values) this.chart.Series.Add(s); UpdateStatistics(); if (seriesCache.Count > 0) { Series boxPlotSeries = CreateBoxPlotSeries(); this.chart.Series.Add(boxPlotSeries); } UpdateAxisLabels(); } UpdateNoRunsVisibleLabel(); } private void UpdateStatistics() { DoubleMatrix matrix = new DoubleMatrix(9, seriesCache.Count); matrix.SortableView = false; List columnNames = new List(); foreach (Series series in seriesCache.Values) { DataPoint datapoint = series.Points.FirstOrDefault(); if (datapoint != null) { IRun run = (IRun)datapoint.Tag; string selectedAxis = (string)xAxisComboBox.SelectedItem; IItem value = null; if (Enum.IsDefined(typeof(AxisDimension), selectedAxis)) { AxisDimension axisDimension = (AxisDimension)Enum.Parse(typeof(AxisDimension), selectedAxis); switch (axisDimension) { case AxisDimension.Color: value = new StringValue(run.Color.ToString()); break; } } else value = Content.GetValue(run, selectedAxis); string columnName = string.Empty; if (value is DoubleValue || value is IntValue) columnName = selectedAxis + ": "; columnName += value.ToString(); columnNames.Add(columnName); } } matrix.ColumnNames = columnNames; matrix.RowNames = new string[] { "Count", "Minimum", "Maximum", "Average", "Median", "Standard Deviation", "Variance", "25th Percentile", "75th Percentile" }; for (int i = 0; i < seriesCache.Count; i++) { Series series = seriesCache.ElementAt(i).Value; double[] seriesValues = series.Points.Select(p => p.YValues[0]).OrderBy(d => d).ToArray(); matrix[0, i] = seriesValues.Length; matrix[1, i] = seriesValues.Min(); matrix[2, i] = seriesValues.Max(); matrix[3, i] = seriesValues.Average(); matrix[4, i] = seriesValues.Median(); matrix[5, i] = seriesValues.StandardDeviation(); matrix[6, i] = seriesValues.Variance(); matrix[7, i] = seriesValues.Percentile(0.25); matrix[8, i] = seriesValues.Percentile(0.75); } statisticsMatrixView.Content = matrix; } private Series CreateBoxPlotSeries() { Series boxPlotSeries = new Series(BoxPlotSeriesName); string seriesNames = string.Concat(seriesCache.Keys.Select(x => x.ToString() + ";").ToArray()); seriesNames = seriesNames.Remove(seriesNames.Length - 1); //delete last ; from string boxPlotSeries.ChartArea = BoxPlotChartAreaName; boxPlotSeries.ChartType = SeriesChartType.BoxPlot; boxPlotSeries["BoxPlotSeries"] = seriesNames; boxPlotSeries["BoxPlotShowUnusualValues"] = "true"; boxPlotSeries["PointWidth"] = "0.4"; boxPlotSeries.BackGradientStyle = System.Windows.Forms.DataVisualization.Charting.GradientStyle.VerticalCenter; boxPlotSeries.BackSecondaryColor = System.Drawing.Color.FromArgb(130, 224, 64, 10); boxPlotSeries.BorderColor = System.Drawing.Color.FromArgb(64, 64, 64); boxPlotSeries.Color = System.Drawing.Color.FromArgb(224, 64, 10); return boxPlotSeries; } private void AddDataPoint(IRun run) { double? xValue; double? yValue; if (!xAxisComboBox.DroppedDown) this.xAxisValue = (string)xAxisComboBox.SelectedItem; if (!yAxisComboBox.DroppedDown) this.yAxisValue = (string)yAxisComboBox.SelectedItem; xValue = GetValue(run, this.xAxisValue); yValue = GetValue(run, this.yAxisValue); if (xValue.HasValue && yValue.HasValue) { if (!this.seriesCache.ContainsKey(xValue.Value)) seriesCache[xValue.Value] = new Series(xValue.Value.ToString()); Series series = seriesCache[xValue.Value]; DataPoint point = new DataPoint(xValue.Value, yValue.Value); point.Tag = run; series.Points.Add(point); } } #endregion #region get values from run private double? GetValue(IRun run, string columnName) { if (run == null || string.IsNullOrEmpty(columnName)) return null; if (Enum.IsDefined(typeof(AxisDimension), columnName)) { AxisDimension axisDimension = (AxisDimension)Enum.Parse(typeof(AxisDimension), columnName); return GetValue(run, axisDimension); } else { int columnIndex = Matrix.ColumnNames.ToList().IndexOf(columnName); IItem value = Content.GetValue(run, columnIndex); if (value == null) return null; DoubleValue doubleValue = value as DoubleValue; IntValue intValue = value as IntValue; TimeSpanValue timeSpanValue = value as TimeSpanValue; double? ret = null; if (doubleValue != null) { if (!double.IsNaN(doubleValue.Value) && !double.IsInfinity(doubleValue.Value)) ret = doubleValue.Value; } else if (intValue != null) ret = intValue.Value; else if (timeSpanValue != null) { ret = timeSpanValue.Value.TotalSeconds; } else ret = GetCategoricalValue(columnIndex, value.ToString()); return ret; } } private double GetCategoricalValue(int dimension, string value) { if (!this.categoricalMapping.ContainsKey(dimension)) this.categoricalMapping[dimension] = new Dictionary(); if (!this.categoricalMapping[dimension].ContainsKey(value)) { if (this.categoricalMapping[dimension].Values.Count == 0) this.categoricalMapping[dimension][value] = 1.0; else this.categoricalMapping[dimension][value] = this.categoricalMapping[dimension].Values.Max() + 1.0; } return this.categoricalMapping[dimension][value]; } private double GetValue(IRun run, AxisDimension axisDimension) { double value = double.NaN; switch (axisDimension) { case AxisDimension.Color: { value = GetCategoricalValue(-1, run.Color.ToString()); break; } default: { throw new ArgumentException("No handling strategy for " + axisDimension.ToString() + " is defined."); } } return value; } #endregion #region GUI events private void UpdateNoRunsVisibleLabel() { if (this.chart.Series.Count > 0) { noRunsLabel.Visible = false; showStatisticsCheckBox.Enabled = true; splitContainer.Panel2Collapsed = !showStatisticsCheckBox.Checked; } else { noRunsLabel.Visible = true; showStatisticsCheckBox.Enabled = false; splitContainer.Panel2Collapsed = true; } } private void AxisComboBox_SelectedIndexChanged(object sender, EventArgs e) { UpdateDataPoints(); } private void UpdateAxisLabels() { Axis xAxis = this.chart.ChartAreas[BoxPlotChartAreaName].AxisX; Axis yAxis = this.chart.ChartAreas[BoxPlotChartAreaName].AxisY; int axisDimensionCount = Enum.GetNames(typeof(AxisDimension)).Count(); SetCustomAxisLabels(xAxis, xAxisComboBox.SelectedIndex - axisDimensionCount); SetCustomAxisLabels(yAxis, yAxisComboBox.SelectedIndex - axisDimensionCount); if (xAxisComboBox.SelectedItem != null) xAxis.Title = xAxisComboBox.SelectedItem.ToString(); if (yAxisComboBox.SelectedItem != null) yAxis.Title = yAxisComboBox.SelectedItem.ToString(); } private void chart_AxisViewChanged(object sender, System.Windows.Forms.DataVisualization.Charting.ViewEventArgs e) { this.UpdateAxisLabels(); } private void SetCustomAxisLabels(Axis axis, int dimension) { axis.CustomLabels.Clear(); if (categoricalMapping.ContainsKey(dimension)) { foreach (var pair in categoricalMapping[dimension]) { string labelText = pair.Key.ToString(); CustomLabel label = new CustomLabel(); label.ToolTip = labelText; if (labelText.Length > 25) labelText = labelText.Substring(0, 25) + " ... "; label.Text = labelText; label.GridTicks = GridTickTypes.TickMark; label.FromPosition = pair.Value - 0.5; label.ToPosition = pair.Value + 0.5; axis.CustomLabels.Add(label); } } else if (dimension > 0 && Content.GetValue(0, dimension) is TimeSpanValue) { this.chart.ChartAreas[0].RecalculateAxesScale(); Axis correspondingAxis = this.chart.ChartAreas[0].Axes.Where(x => x.Name == axis.Name).SingleOrDefault(); if (correspondingAxis == null) correspondingAxis = axis; for (double i = correspondingAxis.Minimum; i <= correspondingAxis.Maximum; i += correspondingAxis.LabelStyle.Interval) { TimeSpan time = TimeSpan.FromSeconds(i); string x = string.Format("{0:00}:{1:00}:{2:00}", (int)time.Hours, time.Minutes, time.Seconds); axis.CustomLabels.Add(i - correspondingAxis.LabelStyle.Interval / 2, i + correspondingAxis.LabelStyle.Interval / 2, x); } } else if (chart.ChartAreas[BoxPlotChartAreaName].AxisX == axis) { double position = 1.0; foreach (Series series in chart.Series) { if (series.Name != BoxPlotSeriesName) { string labelText = series.Points[0].XValue.ToString(); CustomLabel label = new CustomLabel(); label.FromPosition = position - 0.5; label.ToPosition = position + 0.5; label.GridTicks = GridTickTypes.TickMark; label.Text = labelText; axis.CustomLabels.Add(label); position++; } } } } private void chart_MouseMove(object sender, MouseEventArgs e) { string newTooltipText = string.Empty; string oldTooltipText; HitTestResult h = this.chart.HitTest(e.X, e.Y); if (h.ChartElementType == ChartElementType.AxisLabels) { newTooltipText = ((CustomLabel)h.Object).ToolTip; } oldTooltipText = this.tooltip.GetToolTip(chart); if (newTooltipText != oldTooltipText) this.tooltip.SetToolTip(chart, newTooltipText); } #endregion private void showStatisticsCheckBox_CheckedChanged(object sender, EventArgs e) { splitContainer.Panel2Collapsed = !showStatisticsCheckBox.Checked; } } }