[2908] | 1 | #region License Information
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| 2 | /* HeuristicLab
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[11185] | 3 | * Copyright (C) 2002-2014 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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[2908] | 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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[4068] | 23 | using System.Collections.Generic;
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| 24 | using System.Drawing;
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[3703] | 25 | using System.Linq;
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[4068] | 26 | using System.Windows.Forms;
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[2908] | 27 | using System.Windows.Forms.DataVisualization.Charting;
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[10804] | 28 | using HeuristicLab.Collections;
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| 29 | using HeuristicLab.Core.Views;
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[10803] | 30 | using HeuristicLab.DataPreprocessing.Implementations;
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[10804] | 31 | using HeuristicLab.MainForm;
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[10877] | 32 | using HeuristicLab.Analysis;
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| 33 | using HeuristicLab.Analysis.Views;
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[2908] | 34 |
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[10914] | 35 | namespace HeuristicLab.DataPreprocessing.Views {
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[10771] | 36 | [View("Preprocessing DataTable View")]
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[10803] | 37 | [Content(typeof(PreprocessingDataTable), false)]
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[10914] | 38 | public partial class PreprocessingDataTableView : ItemView, IConfigureableView {
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[5097] | 39 | protected List<Series> invisibleSeries;
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| 40 | protected Dictionary<IObservableList<double>, DataRow> valuesRowsTable;
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[10952] | 41 | private event EventHandler chartDoubleClick;
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[7244] | 42 |
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[10914] | 43 | public new PreprocessingDataTable Content {
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[10803] | 44 | get { return (PreprocessingDataTable)base.Content; }
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[2908] | 45 | set { base.Content = value; }
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| 46 | }
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| 47 |
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[10908] | 48 | public IEnumerable<double> Classification { get; set; }
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[10867] | 49 |
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[10914] | 50 | public PreprocessingDataTableView() {
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[2908] | 51 | InitializeComponent();
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| 52 | valuesRowsTable = new Dictionary<IObservableList<double>, DataRow>();
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[3703] | 53 | invisibleSeries = new List<Series>();
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[4636] | 54 | chart.CustomizeAllChartAreas();
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| 55 | chart.ChartAreas[0].CursorX.Interval = 1;
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[2908] | 56 | }
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| 57 |
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[6342] | 58 | #region Event Handler Registration
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[10914] | 59 | protected override void DeregisterContentEvents() {
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[2908] | 60 | foreach (DataRow row in Content.Rows)
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| 61 | DeregisterDataRowEvents(row);
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[4870] | 62 | Content.VisualPropertiesChanged -= new EventHandler(Content_VisualPropertiesChanged);
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[2908] | 63 | Content.Rows.ItemsAdded -= new CollectionItemsChangedEventHandler<DataRow>(Rows_ItemsAdded);
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| 64 | Content.Rows.ItemsRemoved -= new CollectionItemsChangedEventHandler<DataRow>(Rows_ItemsRemoved);
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| 65 | Content.Rows.ItemsReplaced -= new CollectionItemsChangedEventHandler<DataRow>(Rows_ItemsReplaced);
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| 66 | Content.Rows.CollectionReset -= new CollectionItemsChangedEventHandler<DataRow>(Rows_CollectionReset);
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[10847] | 67 |
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| 68 | Content.SelectedRows.ItemsAdded -= new CollectionItemsChangedEventHandler<DataRow>(Rows_ItemsAdded);
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| 69 | Content.SelectedRows.ItemsRemoved -= new CollectionItemsChangedEventHandler<DataRow>(Rows_ItemsRemoved);
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| 70 | Content.SelectedRows.ItemsReplaced -= new CollectionItemsChangedEventHandler<DataRow>(Rows_ItemsReplaced);
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| 71 | Content.SelectedRows.CollectionReset -= new CollectionItemsChangedEventHandler<DataRow>(Rows_CollectionReset);
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[2908] | 72 | base.DeregisterContentEvents();
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| 73 | }
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[10914] | 74 | protected override void RegisterContentEvents() {
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[2908] | 75 | base.RegisterContentEvents();
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[4870] | 76 | Content.VisualPropertiesChanged += new EventHandler(Content_VisualPropertiesChanged);
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[2908] | 77 | Content.Rows.ItemsAdded += new CollectionItemsChangedEventHandler<DataRow>(Rows_ItemsAdded);
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| 78 | Content.Rows.ItemsRemoved += new CollectionItemsChangedEventHandler<DataRow>(Rows_ItemsRemoved);
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| 79 | Content.Rows.ItemsReplaced += new CollectionItemsChangedEventHandler<DataRow>(Rows_ItemsReplaced);
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| 80 | Content.Rows.CollectionReset += new CollectionItemsChangedEventHandler<DataRow>(Rows_CollectionReset);
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[10847] | 81 |
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| 82 | Content.SelectedRows.ItemsAdded += new CollectionItemsChangedEventHandler<DataRow>(SelectedRows_ItemsAdded);
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| 83 | Content.SelectedRows.ItemsRemoved += new CollectionItemsChangedEventHandler<DataRow>(SelectedRows_ItemsRemoved);
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| 84 | Content.SelectedRows.ItemsReplaced += new CollectionItemsChangedEventHandler<DataRow>(SelectedRows_ItemsReplaced);
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| 85 | Content.SelectedRows.CollectionReset += new CollectionItemsChangedEventHandler<DataRow>(SelectedRows_CollectionReset);
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[2908] | 86 | }
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| 87 |
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[10847] | 88 |
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[6342] | 89 | protected virtual void RegisterDataRowEvents(DataRow row) {
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| 90 | row.NameChanged += new EventHandler(Row_NameChanged);
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| 91 | row.VisualPropertiesChanged += new EventHandler(Row_VisualPropertiesChanged);
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| 92 | valuesRowsTable.Add(row.Values, row);
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| 93 | row.Values.ItemsAdded += new CollectionItemsChangedEventHandler<IndexedItem<double>>(Values_ItemsAdded);
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| 94 | row.Values.ItemsRemoved += new CollectionItemsChangedEventHandler<IndexedItem<double>>(Values_ItemsRemoved);
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| 95 | row.Values.ItemsReplaced += new CollectionItemsChangedEventHandler<IndexedItem<double>>(Values_ItemsReplaced);
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| 96 | row.Values.ItemsMoved += new CollectionItemsChangedEventHandler<IndexedItem<double>>(Values_ItemsMoved);
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| 97 | row.Values.CollectionReset += new CollectionItemsChangedEventHandler<IndexedItem<double>>(Values_CollectionReset);
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| 98 | }
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[10914] | 99 | protected virtual void DeregisterDataRowEvents(DataRow row) {
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[6342] | 100 | row.Values.ItemsAdded -= new CollectionItemsChangedEventHandler<IndexedItem<double>>(Values_ItemsAdded);
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| 101 | row.Values.ItemsRemoved -= new CollectionItemsChangedEventHandler<IndexedItem<double>>(Values_ItemsRemoved);
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| 102 | row.Values.ItemsReplaced -= new CollectionItemsChangedEventHandler<IndexedItem<double>>(Values_ItemsReplaced);
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| 103 | row.Values.ItemsMoved -= new CollectionItemsChangedEventHandler<IndexedItem<double>>(Values_ItemsMoved);
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| 104 | row.Values.CollectionReset -= new CollectionItemsChangedEventHandler<IndexedItem<double>>(Values_CollectionReset);
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| 105 | valuesRowsTable.Remove(row.Values);
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| 106 | row.VisualPropertiesChanged -= new EventHandler(Row_VisualPropertiesChanged);
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| 107 | row.NameChanged -= new EventHandler(Row_NameChanged);
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| 108 | }
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| 109 | #endregion
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| 110 |
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[10908] | 111 | protected override void OnContentChanged() {
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[2908] | 112 | base.OnContentChanged();
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[3703] | 113 | invisibleSeries.Clear();
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[4870] | 114 | chart.ChartAreas[0].AxisX.Title = string.Empty;
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| 115 | chart.ChartAreas[0].AxisY.Title = string.Empty;
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| 116 | chart.ChartAreas[0].AxisY2.Title = string.Empty;
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[2908] | 117 | chart.Series.Clear();
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[10914] | 118 | if (Content != null) {
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[10851] | 119 |
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[10908] | 120 | if (Classification != null)
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[10867] | 121 | chart.Titles[0].Text = Content.Name;
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| 122 |
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[7977] | 123 | AddDataRows(Content.Rows);
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[10803] | 124 | AddSelectedDataRows(Content.SelectedRows);
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[6342] | 125 | ConfigureChartArea(chart.ChartAreas[0]);
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| 126 | RecalculateAxesScale(chart.ChartAreas[0]);
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[2908] | 127 | }
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| 128 | }
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| 129 |
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[10914] | 130 | protected override void SetEnabledStateOfControls() {
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[3904] | 131 | base.SetEnabledStateOfControls();
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[3454] | 132 | chart.Enabled = Content != null;
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| 133 | }
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| 134 |
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[10914] | 135 | public void ShowConfiguration() {
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| 136 | if (Content != null) {
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| 137 | using (var dialog = new DataTableVisualPropertiesDialog(Content)) {
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[7244] | 138 | dialog.ShowDialog(this);
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| 139 | }
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[10914] | 140 | } else MessageBox.Show("Nothing to configure.");
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[10877] | 141 | }
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[10914] | 142 |
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| 143 | protected virtual void AddDataRows(IEnumerable<DataRow> rows) {
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| 144 | foreach (var row in rows) {
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[7977] | 145 | RegisterDataRowEvents(row);
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[9258] | 146 | var series = new Series(row.Name);
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[7977] | 147 | if (row.VisualProperties.DisplayName.Trim() != String.Empty) series.LegendText = row.VisualProperties.DisplayName;
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| 148 | else series.LegendText = row.Name;
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| 149 | ConfigureSeries(series, row);
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| 150 | FillSeriesWithRowValues(series, row);
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[10867] | 151 |
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[10908] | 152 | if (Classification == null)
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| 153 | chart.Series.Add(series);
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[7977] | 154 | }
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[10803] | 155 |
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[6342] | 156 | ConfigureChartArea(chart.ChartAreas[0]);
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| 157 | RecalculateAxesScale(chart.ChartAreas[0]);
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| 158 | UpdateYCursorInterval();
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| 159 | }
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| 160 |
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[10803] | 161 | protected virtual void AddSelectedDataRows(IEnumerable<DataRow> rows) {
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[10851] | 162 |
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[10868] | 163 | // only paint selection for line chart
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[10914] | 164 | if (rows.Count() > 0 && rows.ElementAt(0).VisualProperties.ChartType == DataRowVisualProperties.DataRowChartType.Line) {
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[10868] | 165 | // add dummy series for selction entry in legend
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| 166 | if (rows.Count() > 0 && chart.Series.FindByName("(Selection)") == null) {
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[10914] | 167 | Series series = new Series("(Selection)");
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| 168 | series.IsVisibleInLegend = true;
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| 169 | series.Color = Color.Green;
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| 170 | series.BorderWidth = 1;
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| 171 | series.BorderDashStyle = ChartDashStyle.Solid;
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| 172 | series.BorderColor = Color.Empty;
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| 173 | series.ChartType = SeriesChartType.FastLine;
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| 174 | chart.Series.Add(series);
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| 175 | }
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[10851] | 176 |
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[10914] | 177 | foreach (var row in rows) {
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[10803] | 178 | row.VisualProperties.IsVisibleInLegend = false;
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[10851] | 179 | row.VisualProperties.Color = Color.Green;
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[10847] | 180 | //add selected to name in order to avoid naming conflict
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[10868] | 181 | var series = new Series(row.Name + "(Selected)");
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[10803] | 182 | ConfigureSeries(series, row);
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| 183 | FillSeriesWithRowValues(series, row);
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[10867] | 184 |
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[10914] | 185 | if (Classification == null)
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[10908] | 186 | chart.Series.Add(series);
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[10914] | 187 |
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| 188 | }
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[10803] | 189 | }
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| 190 | }
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| 191 |
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[10847] | 192 | protected virtual void RemoveSelectedDataRows(IEnumerable<DataRow> rows) {
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[10851] | 193 |
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[10868] | 194 | // only remove selection for line chart
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[10914] | 195 | if (rows.Count() > 0 && rows.ElementAt(0).VisualProperties.ChartType == DataRowVisualProperties.DataRowChartType.Line) {
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| 196 | //remove selection entry in legend
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| 197 | if (Content.SelectedRows.Count == 0) {
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| 198 | Series series = chart.Series["(Selection)"];
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| 199 | chart.Series.Remove(series);
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| 200 | }
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[10851] | 201 |
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[10914] | 202 | foreach (var row in rows) {
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| 203 | Series series = chart.Series[row.Name + "(Selected)"];
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| 204 | chart.Series.Remove(series);
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| 205 | }
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[10847] | 206 | }
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| 207 | }
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| 208 |
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[7979] | 209 | protected virtual void RemoveDataRows(IEnumerable<DataRow> rows) {
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| 210 | foreach (var row in rows) {
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| 211 | DeregisterDataRowEvents(row);
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| 212 | Series series = chart.Series[row.Name];
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| 213 | chart.Series.Remove(series);
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| 214 | if (invisibleSeries.Contains(series))
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| 215 | invisibleSeries.Remove(series);
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| 216 | }
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| 217 | RecalculateAxesScale(chart.ChartAreas[0]);
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| 218 | }
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| 219 |
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[10914] | 220 | private void ConfigureSeries(Series series, DataRow row) {
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[6342] | 221 | RemoveCustomPropertyIfExists(series, "PointWidth");
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| 222 | series.BorderWidth = 1;
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| 223 | series.BorderDashStyle = ChartDashStyle.Solid;
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| 224 | series.BorderColor = Color.Empty;
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| 225 |
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| 226 | if (row.VisualProperties.Color != Color.Empty)
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| 227 | series.Color = row.VisualProperties.Color;
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| 228 | else series.Color = Color.Empty;
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[7126] | 229 | series.IsVisibleInLegend = row.VisualProperties.IsVisibleInLegend;
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[10804] | 230 |
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[4644] | 231 | switch (row.VisualProperties.ChartType) {
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| 232 | case DataRowVisualProperties.DataRowChartType.Line:
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| 233 | series.ChartType = SeriesChartType.FastLine;
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[6342] | 234 | series.BorderWidth = row.VisualProperties.LineWidth;
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| 235 | series.BorderDashStyle = ConvertLineStyle(row.VisualProperties.LineStyle);
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[4644] | 236 | break;
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| 237 | case DataRowVisualProperties.DataRowChartType.Bars:
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[6342] | 238 | // Bar is incompatible with anything but Bar and StackedBar*
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| 239 | if (!chart.Series.Any(x => x.ChartType != SeriesChartType.Bar && x.ChartType != SeriesChartType.StackedBar && x.ChartType != SeriesChartType.StackedBar100))
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| 240 | series.ChartType = SeriesChartType.Bar;
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[10914] | 241 | else {
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[6342] | 242 | series.ChartType = SeriesChartType.FastPoint; //default
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| 243 | row.VisualProperties.ChartType = DataRowVisualProperties.DataRowChartType.Points;
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| 244 | }
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[4644] | 245 | break;
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| 246 | case DataRowVisualProperties.DataRowChartType.Columns:
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| 247 | series.ChartType = SeriesChartType.Column;
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| 248 | break;
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| 249 | case DataRowVisualProperties.DataRowChartType.Points:
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| 250 | series.ChartType = SeriesChartType.FastPoint;
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| 251 | break;
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[6342] | 252 | case DataRowVisualProperties.DataRowChartType.Histogram:
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[10867] | 253 | series.ChartType = SeriesChartType.StackedColumn;
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[6342] | 254 | series.SetCustomProperty("PointWidth", "1");
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| 255 | if (!series.Color.IsEmpty && series.Color.GetBrightness() < 0.25)
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| 256 | series.BorderColor = Color.White;
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| 257 | else series.BorderColor = Color.Black;
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| 258 | break;
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[7297] | 259 | case DataRowVisualProperties.DataRowChartType.StepLine:
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| 260 | series.ChartType = SeriesChartType.StepLine;
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| 261 | series.BorderWidth = row.VisualProperties.LineWidth;
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| 262 | series.BorderDashStyle = ConvertLineStyle(row.VisualProperties.LineStyle);
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| 263 | break;
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[4644] | 264 | default:
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| 265 | series.ChartType = SeriesChartType.FastPoint;
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| 266 | break;
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| 267 | }
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| 268 | series.YAxisType = row.VisualProperties.SecondYAxis ? AxisType.Secondary : AxisType.Primary;
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[6342] | 269 | series.XAxisType = row.VisualProperties.SecondXAxis ? AxisType.Secondary : AxisType.Primary;
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[6628] | 270 | if (row.VisualProperties.DisplayName.Trim() != String.Empty) series.LegendText = row.VisualProperties.DisplayName;
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| 271 | else series.LegendText = row.Name;
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[7304] | 272 |
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| 273 | string xAxisTitle = string.IsNullOrEmpty(Content.VisualProperties.XAxisTitle)
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| 274 | ? "X"
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| 275 | : Content.VisualProperties.XAxisTitle;
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| 276 | string yAxisTitle = string.IsNullOrEmpty(Content.VisualProperties.YAxisTitle)
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| 277 | ? "Y"
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| 278 | : Content.VisualProperties.YAxisTitle;
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| 279 | series.ToolTip =
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| 280 | series.LegendText + Environment.NewLine +
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| 281 | xAxisTitle + " = " + "#INDEX," + Environment.NewLine +
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| 282 | yAxisTitle + " = " + "#VAL";
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[2908] | 283 | }
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[3703] | 284 |
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[10914] | 285 | private void ConfigureChartArea(ChartArea area) {
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[6342] | 286 | if (Content.VisualProperties.TitleFont != null) chart.Titles[0].Font = Content.VisualProperties.TitleFont;
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| 287 | if (!Content.VisualProperties.TitleColor.IsEmpty) chart.Titles[0].ForeColor = Content.VisualProperties.TitleColor;
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[7224] | 288 | chart.Titles[0].Text = Content.VisualProperties.Title;
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[5097] | 289 |
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[6342] | 290 | if (Content.VisualProperties.AxisTitleFont != null) area.AxisX.TitleFont = Content.VisualProperties.AxisTitleFont;
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| 291 | if (!Content.VisualProperties.AxisTitleColor.IsEmpty) area.AxisX.TitleForeColor = Content.VisualProperties.AxisTitleColor;
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| 292 | area.AxisX.Title = Content.VisualProperties.XAxisTitle;
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| 293 |
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| 294 | if (Content.VisualProperties.AxisTitleFont != null) area.AxisX2.TitleFont = Content.VisualProperties.AxisTitleFont;
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| 295 | if (!Content.VisualProperties.AxisTitleColor.IsEmpty) area.AxisX2.TitleForeColor = Content.VisualProperties.AxisTitleColor;
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| 296 | area.AxisX2.Title = Content.VisualProperties.SecondXAxisTitle;
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| 297 |
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| 298 | if (Content.VisualProperties.AxisTitleFont != null) area.AxisY.TitleFont = Content.VisualProperties.AxisTitleFont;
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| 299 | if (!Content.VisualProperties.AxisTitleColor.IsEmpty) area.AxisY.TitleForeColor = Content.VisualProperties.AxisTitleColor;
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| 300 | area.AxisY.Title = Content.VisualProperties.YAxisTitle;
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| 301 |
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| 302 | if (Content.VisualProperties.AxisTitleFont != null) area.AxisY2.TitleFont = Content.VisualProperties.AxisTitleFont;
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| 303 | if (!Content.VisualProperties.AxisTitleColor.IsEmpty) area.AxisY2.TitleForeColor = Content.VisualProperties.AxisTitleColor;
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| 304 | area.AxisY2.Title = Content.VisualProperties.SecondYAxisTitle;
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[9258] | 305 |
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| 306 | area.AxisX.IsLogarithmic = Content.VisualProperties.XAxisLogScale;
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| 307 | area.AxisX2.IsLogarithmic = Content.VisualProperties.SecondXAxisLogScale;
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| 308 | area.AxisY.IsLogarithmic = Content.VisualProperties.YAxisLogScale;
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| 309 | area.AxisY2.IsLogarithmic = Content.VisualProperties.SecondYAxisLogScale;
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[6342] | 310 | }
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| 311 |
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[10914] | 312 | private void RecalculateAxesScale(ChartArea area) {
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[6342] | 313 | // Reset the axes bounds so that RecalculateAxesScale() will assign new bounds
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[10914] | 314 | foreach (Axis a in area.Axes) {
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[6342] | 315 | a.Minimum = double.NaN;
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| 316 | a.Maximum = double.NaN;
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| 317 | }
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| 318 | area.RecalculateAxesScale();
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| 319 | area.AxisX.IsMarginVisible = false;
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| 320 | area.AxisX2.IsMarginVisible = false;
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| 321 |
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| 322 | if (!Content.VisualProperties.XAxisMinimumAuto && !double.IsNaN(Content.VisualProperties.XAxisMinimumFixedValue)) area.AxisX.Minimum = Content.VisualProperties.XAxisMinimumFixedValue;
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| 323 | if (!Content.VisualProperties.XAxisMaximumAuto && !double.IsNaN(Content.VisualProperties.XAxisMaximumFixedValue)) area.AxisX.Maximum = Content.VisualProperties.XAxisMaximumFixedValue;
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| 324 | if (!Content.VisualProperties.SecondXAxisMinimumAuto && !double.IsNaN(Content.VisualProperties.SecondXAxisMinimumFixedValue)) area.AxisX2.Minimum = Content.VisualProperties.SecondXAxisMinimumFixedValue;
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| 325 | if (!Content.VisualProperties.SecondXAxisMaximumAuto && !double.IsNaN(Content.VisualProperties.SecondXAxisMaximumFixedValue)) area.AxisX2.Maximum = Content.VisualProperties.SecondXAxisMaximumFixedValue;
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| 326 | if (!Content.VisualProperties.YAxisMinimumAuto && !double.IsNaN(Content.VisualProperties.YAxisMinimumFixedValue)) area.AxisY.Minimum = Content.VisualProperties.YAxisMinimumFixedValue;
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| 327 | if (!Content.VisualProperties.YAxisMaximumAuto && !double.IsNaN(Content.VisualProperties.YAxisMaximumFixedValue)) area.AxisY.Maximum = Content.VisualProperties.YAxisMaximumFixedValue;
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| 328 | if (!Content.VisualProperties.SecondYAxisMinimumAuto && !double.IsNaN(Content.VisualProperties.SecondYAxisMinimumFixedValue)) area.AxisY2.Minimum = Content.VisualProperties.SecondYAxisMinimumFixedValue;
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| 329 | if (!Content.VisualProperties.SecondYAxisMaximumAuto && !double.IsNaN(Content.VisualProperties.SecondYAxisMaximumFixedValue)) area.AxisY2.Maximum = Content.VisualProperties.SecondYAxisMaximumFixedValue;
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[6676] | 330 | if (area.AxisX.Minimum >= area.AxisX.Maximum) area.AxisX.Maximum = area.AxisX.Minimum + 1;
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| 331 | if (area.AxisX2.Minimum >= area.AxisX2.Maximum) area.AxisX2.Maximum = area.AxisX2.Minimum + 1;
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| 332 | if (area.AxisY.Minimum >= area.AxisY.Maximum) area.AxisY.Maximum = area.AxisY.Minimum + 1;
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| 333 | if (area.AxisY2.Minimum >= area.AxisY2.Maximum) area.AxisY2.Maximum = area.AxisY2.Minimum + 1;
|
---|
[6342] | 334 | }
|
---|
| 335 |
|
---|
[10914] | 336 | protected virtual void UpdateYCursorInterval() {
|
---|
[6342] | 337 | double interestingValuesRange = (
|
---|
| 338 | from series in chart.Series
|
---|
| 339 | where series.Enabled
|
---|
| 340 | let values = (from point in series.Points
|
---|
| 341 | where !point.IsEmpty
|
---|
| 342 | select point.YValues[0]).DefaultIfEmpty(1.0)
|
---|
| 343 | let range = values.Max() - values.Min()
|
---|
| 344 | where range > 0.0
|
---|
| 345 | select range
|
---|
| 346 | ).DefaultIfEmpty(1.0).Min();
|
---|
[3703] | 347 |
|
---|
| 348 | double digits = (int)Math.Log10(interestingValuesRange) - 3;
|
---|
| 349 | double yZoomInterval = Math.Pow(10, digits);
|
---|
| 350 | this.chart.ChartAreas[0].CursorY.Interval = yZoomInterval;
|
---|
| 351 | }
|
---|
| 352 |
|
---|
[6342] | 353 | #region Event Handlers
|
---|
| 354 | #region Content Event Handlers
|
---|
[10914] | 355 | private void Content_VisualPropertiesChanged(object sender, EventArgs e) {
|
---|
[4870] | 356 | if (InvokeRequired)
|
---|
| 357 | Invoke(new EventHandler(Content_VisualPropertiesChanged), sender, e);
|
---|
[10914] | 358 | else {
|
---|
[6342] | 359 | ConfigureChartArea(chart.ChartAreas[0]);
|
---|
| 360 | RecalculateAxesScale(chart.ChartAreas[0]); // axes min/max could have changed
|
---|
[4870] | 361 | }
|
---|
| 362 | }
|
---|
[6342] | 363 | #endregion
|
---|
| 364 | #region Rows Event Handlers
|
---|
[10847] | 365 |
|
---|
| 366 | private void SelectedRows_CollectionReset(object sender, CollectionItemsChangedEventArgs<DataRow> e) {
|
---|
| 367 | if (InvokeRequired)
|
---|
| 368 | Invoke(new CollectionItemsChangedEventHandler<DataRow>(Rows_ItemsReplaced), sender, e);
|
---|
| 369 | else {
|
---|
| 370 | RemoveSelectedDataRows(e.OldItems);
|
---|
| 371 | AddSelectedDataRows(e.Items);
|
---|
| 372 | }
|
---|
| 373 | }
|
---|
| 374 |
|
---|
| 375 | private void SelectedRows_ItemsReplaced(object sender, CollectionItemsChangedEventArgs<DataRow> e) {
|
---|
| 376 | if (InvokeRequired)
|
---|
| 377 | Invoke(new CollectionItemsChangedEventHandler<DataRow>(Rows_ItemsReplaced), sender, e);
|
---|
| 378 | else {
|
---|
| 379 | RemoveSelectedDataRows(e.OldItems);
|
---|
| 380 | AddSelectedDataRows(e.Items);
|
---|
| 381 | }
|
---|
| 382 | }
|
---|
| 383 |
|
---|
| 384 | private void SelectedRows_ItemsRemoved(object sender, CollectionItemsChangedEventArgs<DataRow> e) {
|
---|
| 385 | if (InvokeRequired)
|
---|
| 386 | Invoke(new CollectionItemsChangedEventHandler<DataRow>(Rows_ItemsRemoved), sender, e);
|
---|
| 387 | else {
|
---|
| 388 | RemoveSelectedDataRows(e.Items);
|
---|
| 389 | }
|
---|
| 390 | }
|
---|
| 391 |
|
---|
| 392 | private void SelectedRows_ItemsAdded(object sender, CollectionItemsChangedEventArgs<DataRow> e) {
|
---|
| 393 | if (InvokeRequired)
|
---|
| 394 | Invoke(new CollectionItemsChangedEventHandler<DataRow>(Rows_ItemsAdded), sender, e);
|
---|
| 395 | else {
|
---|
| 396 | AddSelectedDataRows(e.Items);
|
---|
| 397 | }
|
---|
| 398 | }
|
---|
| 399 |
|
---|
| 400 |
|
---|
[2908] | 401 | private void Rows_ItemsAdded(object sender, CollectionItemsChangedEventArgs<DataRow> e) {
|
---|
| 402 | if (InvokeRequired)
|
---|
| 403 | Invoke(new CollectionItemsChangedEventHandler<DataRow>(Rows_ItemsAdded), sender, e);
|
---|
[10914] | 404 | else {
|
---|
[7977] | 405 | AddDataRows(e.Items);
|
---|
[2908] | 406 | }
|
---|
| 407 | }
|
---|
[10914] | 408 | private void Rows_ItemsRemoved(object sender, CollectionItemsChangedEventArgs<DataRow> e) {
|
---|
[2908] | 409 | if (InvokeRequired)
|
---|
| 410 | Invoke(new CollectionItemsChangedEventHandler<DataRow>(Rows_ItemsRemoved), sender, e);
|
---|
[10914] | 411 | else {
|
---|
[7977] | 412 | RemoveDataRows(e.Items);
|
---|
[2908] | 413 | }
|
---|
| 414 | }
|
---|
[10914] | 415 | private void Rows_ItemsReplaced(object sender, CollectionItemsChangedEventArgs<DataRow> e) {
|
---|
[2908] | 416 | if (InvokeRequired)
|
---|
| 417 | Invoke(new CollectionItemsChangedEventHandler<DataRow>(Rows_ItemsReplaced), sender, e);
|
---|
[10914] | 418 | else {
|
---|
[7977] | 419 | RemoveDataRows(e.OldItems);
|
---|
| 420 | AddDataRows(e.Items);
|
---|
[2908] | 421 | }
|
---|
| 422 | }
|
---|
[10914] | 423 | private void Rows_CollectionReset(object sender, CollectionItemsChangedEventArgs<DataRow> e) {
|
---|
[2908] | 424 | if (InvokeRequired)
|
---|
| 425 | Invoke(new CollectionItemsChangedEventHandler<DataRow>(Rows_CollectionReset), sender, e);
|
---|
[10914] | 426 | else {
|
---|
[7977] | 427 | RemoveDataRows(e.OldItems);
|
---|
| 428 | AddDataRows(e.Items);
|
---|
[2908] | 429 | }
|
---|
| 430 | }
|
---|
[6342] | 431 | #endregion
|
---|
| 432 | #region Row Event Handlers
|
---|
[10914] | 433 | private void Row_VisualPropertiesChanged(object sender, EventArgs e) {
|
---|
[4644] | 434 | if (InvokeRequired)
|
---|
| 435 | Invoke(new EventHandler(Row_VisualPropertiesChanged), sender, e);
|
---|
[10914] | 436 | else {
|
---|
[4644] | 437 | DataRow row = (DataRow)sender;
|
---|
[6342] | 438 | Series series = chart.Series[row.Name];
|
---|
| 439 | series.Points.Clear();
|
---|
| 440 | ConfigureSeries(series, row);
|
---|
| 441 | FillSeriesWithRowValues(series, row);
|
---|
| 442 | RecalculateAxesScale(chart.ChartAreas[0]);
|
---|
[4644] | 443 | }
|
---|
| 444 | }
|
---|
[10914] | 445 | private void Row_NameChanged(object sender, EventArgs e) {
|
---|
[2908] | 446 | if (InvokeRequired)
|
---|
| 447 | Invoke(new EventHandler(Row_NameChanged), sender, e);
|
---|
[10914] | 448 | else {
|
---|
[2908] | 449 | DataRow row = (DataRow)sender;
|
---|
| 450 | chart.Series[row.Name].Name = row.Name;
|
---|
| 451 | }
|
---|
| 452 | }
|
---|
[6342] | 453 | #endregion
|
---|
| 454 | #region Values Event Handlers
|
---|
[10914] | 455 | private void Values_ItemsAdded(object sender, CollectionItemsChangedEventArgs<IndexedItem<double>> e) {
|
---|
[2908] | 456 | if (InvokeRequired)
|
---|
| 457 | Invoke(new CollectionItemsChangedEventHandler<IndexedItem<double>>(Values_ItemsAdded), sender, e);
|
---|
[10914] | 458 | else {
|
---|
[3561] | 459 | DataRow row = null;
|
---|
| 460 | valuesRowsTable.TryGetValue((IObservableList<double>)sender, out row);
|
---|
[10914] | 461 | if (row != null) {
|
---|
[3703] | 462 | Series rowSeries = chart.Series[row.Name];
|
---|
[10914] | 463 | if (!invisibleSeries.Contains(rowSeries)) {
|
---|
[4778] | 464 | rowSeries.Points.Clear();
|
---|
| 465 | FillSeriesWithRowValues(rowSeries, row);
|
---|
[6342] | 466 | RecalculateAxesScale(chart.ChartAreas[0]);
|
---|
[3703] | 467 | UpdateYCursorInterval();
|
---|
[3080] | 468 | }
|
---|
| 469 | }
|
---|
[2908] | 470 | }
|
---|
| 471 | }
|
---|
[10914] | 472 | private void Values_ItemsRemoved(object sender, CollectionItemsChangedEventArgs<IndexedItem<double>> e) {
|
---|
[2908] | 473 | if (InvokeRequired)
|
---|
| 474 | Invoke(new CollectionItemsChangedEventHandler<IndexedItem<double>>(Values_ItemsRemoved), sender, e);
|
---|
[10914] | 475 | else {
|
---|
[3561] | 476 | DataRow row = null;
|
---|
| 477 | valuesRowsTable.TryGetValue((IObservableList<double>)sender, out row);
|
---|
[10914] | 478 | if (row != null) {
|
---|
[3703] | 479 | Series rowSeries = chart.Series[row.Name];
|
---|
[10914] | 480 | if (!invisibleSeries.Contains(rowSeries)) {
|
---|
[4778] | 481 | rowSeries.Points.Clear();
|
---|
| 482 | FillSeriesWithRowValues(rowSeries, row);
|
---|
[6342] | 483 | RecalculateAxesScale(chart.ChartAreas[0]);
|
---|
[3703] | 484 | UpdateYCursorInterval();
|
---|
| 485 | }
|
---|
[3561] | 486 | }
|
---|
[2908] | 487 | }
|
---|
| 488 | }
|
---|
[10914] | 489 | private void Values_ItemsReplaced(object sender, CollectionItemsChangedEventArgs<IndexedItem<double>> e) {
|
---|
[2908] | 490 | if (InvokeRequired)
|
---|
| 491 | Invoke(new CollectionItemsChangedEventHandler<IndexedItem<double>>(Values_ItemsReplaced), sender, e);
|
---|
[10914] | 492 | else {
|
---|
[3561] | 493 | DataRow row = null;
|
---|
| 494 | valuesRowsTable.TryGetValue((IObservableList<double>)sender, out row);
|
---|
[10914] | 495 | if (row != null) {
|
---|
[3703] | 496 | Series rowSeries = chart.Series[row.Name];
|
---|
[10914] | 497 | if (!invisibleSeries.Contains(rowSeries)) {
|
---|
| 498 | if (row.VisualProperties.ChartType == DataRowVisualProperties.DataRowChartType.Histogram) {
|
---|
[6342] | 499 | rowSeries.Points.Clear();
|
---|
| 500 | FillSeriesWithRowValues(rowSeries, row);
|
---|
[10914] | 501 | } else {
|
---|
| 502 | foreach (IndexedItem<double> item in e.Items) {
|
---|
[6342] | 503 | if (IsInvalidValue(item.Value))
|
---|
| 504 | rowSeries.Points[item.Index].IsEmpty = true;
|
---|
[10914] | 505 | else {
|
---|
[6342] | 506 | rowSeries.Points[item.Index].YValues = new double[] { item.Value };
|
---|
| 507 | rowSeries.Points[item.Index].IsEmpty = false;
|
---|
| 508 | }
|
---|
[3703] | 509 | }
|
---|
[3561] | 510 | }
|
---|
[6342] | 511 | RecalculateAxesScale(chart.ChartAreas[0]);
|
---|
[3703] | 512 | UpdateYCursorInterval();
|
---|
[3530] | 513 | }
|
---|
[3080] | 514 | }
|
---|
[2908] | 515 | }
|
---|
| 516 | }
|
---|
[10914] | 517 | private void Values_ItemsMoved(object sender, CollectionItemsChangedEventArgs<IndexedItem<double>> e) {
|
---|
[2908] | 518 | if (InvokeRequired)
|
---|
| 519 | Invoke(new CollectionItemsChangedEventHandler<IndexedItem<double>>(Values_ItemsMoved), sender, e);
|
---|
[10914] | 520 | else {
|
---|
[3561] | 521 | DataRow row = null;
|
---|
| 522 | valuesRowsTable.TryGetValue((IObservableList<double>)sender, out row);
|
---|
[10914] | 523 | if (row != null) {
|
---|
[3703] | 524 | Series rowSeries = chart.Series[row.Name];
|
---|
[10914] | 525 | if (!invisibleSeries.Contains(rowSeries)) {
|
---|
[4778] | 526 | rowSeries.Points.Clear();
|
---|
| 527 | FillSeriesWithRowValues(rowSeries, row);
|
---|
[6342] | 528 | RecalculateAxesScale(chart.ChartAreas[0]);
|
---|
[3703] | 529 | UpdateYCursorInterval();
|
---|
[3530] | 530 | }
|
---|
[3080] | 531 | }
|
---|
[2908] | 532 | }
|
---|
| 533 | }
|
---|
[3530] | 534 |
|
---|
[10914] | 535 | private void Values_CollectionReset(object sender, CollectionItemsChangedEventArgs<IndexedItem<double>> e) {
|
---|
[2908] | 536 | if (InvokeRequired)
|
---|
| 537 | Invoke(new CollectionItemsChangedEventHandler<IndexedItem<double>>(Values_CollectionReset), sender, e);
|
---|
[10914] | 538 | else {
|
---|
[3561] | 539 | DataRow row = null;
|
---|
| 540 | valuesRowsTable.TryGetValue((IObservableList<double>)sender, out row);
|
---|
[10914] | 541 | if (row != null) {
|
---|
[3703] | 542 | Series rowSeries = chart.Series[row.Name];
|
---|
[10914] | 543 | if (!invisibleSeries.Contains(rowSeries)) {
|
---|
[3703] | 544 | rowSeries.Points.Clear();
|
---|
[4778] | 545 | FillSeriesWithRowValues(rowSeries, row);
|
---|
[6342] | 546 | RecalculateAxesScale(chart.ChartAreas[0]);
|
---|
[4778] | 547 | UpdateYCursorInterval();
|
---|
[3530] | 548 | }
|
---|
[3080] | 549 | }
|
---|
[2908] | 550 | }
|
---|
| 551 | }
|
---|
| 552 | #endregion
|
---|
[6342] | 553 | #endregion
|
---|
[4623] | 554 |
|
---|
[6342] | 555 | #region Chart Event Handlers
|
---|
[10914] | 556 | private void chart_MouseDown(object sender, MouseEventArgs e) {
|
---|
[3703] | 557 | HitTestResult result = chart.HitTest(e.X, e.Y);
|
---|
[10914] | 558 | if (result.ChartElementType == ChartElementType.LegendItem) {
|
---|
[3703] | 559 | ToggleSeriesVisible(result.Series);
|
---|
| 560 | }
|
---|
| 561 | }
|
---|
[10914] | 562 | private void chart_MouseMove(object sender, MouseEventArgs e) {
|
---|
[6342] | 563 | HitTestResult result = chart.HitTest(e.X, e.Y);
|
---|
| 564 | if (result.ChartElementType == ChartElementType.LegendItem)
|
---|
| 565 | this.Cursor = Cursors.Hand;
|
---|
| 566 | else
|
---|
| 567 | this.Cursor = Cursors.Default;
|
---|
| 568 | }
|
---|
[10914] | 569 | private void chart_CustomizeLegend(object sender, CustomizeLegendEventArgs e) {
|
---|
| 570 | foreach (LegendItem legendItem in e.LegendItems) {
|
---|
[6342] | 571 | var series = chart.Series[legendItem.SeriesName];
|
---|
[10914] | 572 | if (series != null) {
|
---|
[6342] | 573 | bool seriesIsInvisible = invisibleSeries.Contains(series);
|
---|
[10914] | 574 | foreach (LegendCell cell in legendItem.Cells) {
|
---|
[6342] | 575 | cell.ForeColor = seriesIsInvisible ? Color.Gray : Color.Black;
|
---|
| 576 | }
|
---|
| 577 | }
|
---|
| 578 | }
|
---|
| 579 | }
|
---|
| 580 | #endregion
|
---|
[3530] | 581 |
|
---|
[10914] | 582 | private void ToggleSeriesVisible(Series series) {
|
---|
[10871] | 583 |
|
---|
| 584 | if (!Content.Rows.Any(x => x.Name == series.Name))
|
---|
| 585 | return;
|
---|
| 586 |
|
---|
[10914] | 587 | if (!invisibleSeries.Contains(series)) {
|
---|
[3703] | 588 | series.Points.Clear();
|
---|
| 589 | invisibleSeries.Add(series);
|
---|
[10914] | 590 | } else {
|
---|
[3703] | 591 | invisibleSeries.Remove(series);
|
---|
[10914] | 592 | if (Content != null) {
|
---|
[3703] | 593 |
|
---|
| 594 | var row = (from r in Content.Rows
|
---|
| 595 | where r.Name == series.Name
|
---|
| 596 | select r).Single();
|
---|
| 597 | FillSeriesWithRowValues(series, row);
|
---|
| 598 | this.chart.Legends[series.Legend].ForeColor = Color.Black;
|
---|
[6342] | 599 | RecalculateAxesScale(chart.ChartAreas[0]);
|
---|
[3703] | 600 | UpdateYCursorInterval();
|
---|
| 601 | }
|
---|
| 602 | }
|
---|
| 603 | }
|
---|
| 604 |
|
---|
[10914] | 605 | private void FillSeriesWithRowValues(Series series, DataRow row) {
|
---|
| 606 | switch (row.VisualProperties.ChartType) {
|
---|
[6342] | 607 | case DataRowVisualProperties.DataRowChartType.Histogram:
|
---|
| 608 | CalculateHistogram(series, row);
|
---|
| 609 | break;
|
---|
[10914] | 610 | default: {
|
---|
[9258] | 611 | bool yLogarithmic = series.YAxisType == AxisType.Primary
|
---|
| 612 | ? Content.VisualProperties.YAxisLogScale
|
---|
| 613 | : Content.VisualProperties.SecondYAxisLogScale;
|
---|
| 614 | bool xLogarithmic = series.XAxisType == AxisType.Primary
|
---|
| 615 | ? Content.VisualProperties.XAxisLogScale
|
---|
| 616 | : Content.VisualProperties.SecondXAxisLogScale;
|
---|
[10914] | 617 | for (int i = 0; i < row.Values.Count; i++) {
|
---|
[6342] | 618 | var value = row.Values[i];
|
---|
[9258] | 619 | var point = new DataPoint();
|
---|
| 620 | point.XValue = row.VisualProperties.StartIndexZero && !xLogarithmic ? i : i + 1;
|
---|
| 621 | if (IsInvalidValue(value) || (yLogarithmic && value <= 0))
|
---|
[6342] | 622 | point.IsEmpty = true;
|
---|
| 623 | else
|
---|
| 624 | point.YValues = new double[] { value };
|
---|
| 625 | series.Points.Add(point);
|
---|
| 626 | }
|
---|
| 627 | }
|
---|
| 628 | break;
|
---|
[3703] | 629 | }
|
---|
| 630 | }
|
---|
| 631 |
|
---|
[10803] | 632 | // get minimum ignores nan values
|
---|
[10804] | 633 | private double GetMinimum(IEnumerable<double> values) {
|
---|
[10803] | 634 | double min = Double.MaxValue;
|
---|
| 635 |
|
---|
[10914] | 636 | foreach (double value in values) {
|
---|
[10803] | 637 | if (!Double.IsNaN(value) && value < min)
|
---|
[10804] | 638 | min = value;
|
---|
[10803] | 639 | }
|
---|
| 640 | return min;
|
---|
| 641 | }
|
---|
| 642 |
|
---|
| 643 | //get maximium ignores nan values
|
---|
[10914] | 644 | private double GetMaximum(IEnumerable<double> values) {
|
---|
[10803] | 645 | double max = Double.MinValue;
|
---|
| 646 |
|
---|
[10914] | 647 | foreach (double value in values) {
|
---|
[10803] | 648 | if (!Double.IsNaN(value) && value > max)
|
---|
| 649 | max = value;
|
---|
| 650 | }
|
---|
| 651 | return max;
|
---|
| 652 | }
|
---|
| 653 |
|
---|
[10908] | 654 | protected virtual void CalculateHistogram(Series series, DataRow row) {
|
---|
| 655 | if (Classification != null) {
|
---|
[10867] | 656 |
|
---|
[10908] | 657 | var valuesPerClass = row.Values.Select((i, index) => new { i, j = Classification.ToList()[index] })
|
---|
| 658 | .GroupBy((x) => x.j)
|
---|
| 659 | .ToDictionary(x => x.Key, x => x.Select(v => v.i)
|
---|
| 660 | .ToList());
|
---|
| 661 |
|
---|
[10867] | 662 | chart.Titles.Add(row.Name);
|
---|
[10908] | 663 |
|
---|
| 664 | foreach (KeyValuePair<double, List<double>> entry in valuesPerClass) {
|
---|
[10867] | 665 | var s = new Series(row.Name + entry.Key);
|
---|
| 666 |
|
---|
| 667 | ConfigureSeries(s, row);
|
---|
| 668 | AddPointsToHistogramSeries(s, row, entry.Value);
|
---|
| 669 |
|
---|
| 670 | s.LegendText = entry.Key.ToString();
|
---|
| 671 |
|
---|
| 672 | chart.Series.Add(s);
|
---|
| 673 | }
|
---|
[10908] | 674 | } else {
|
---|
| 675 | series.Points.Clear();
|
---|
[10867] | 676 | ConfigureSeries(series, row);
|
---|
| 677 | AddPointsToHistogramSeries(series, row, null);
|
---|
| 678 | }
|
---|
| 679 | }
|
---|
| 680 |
|
---|
[10908] | 681 | private void AddPointsToHistogramSeries(Series series, DataRow row, List<double> values) {
|
---|
[6342] | 682 | if (!row.Values.Any()) return;
|
---|
| 683 | int bins = row.VisualProperties.Bins;
|
---|
| 684 |
|
---|
[10803] | 685 | double minValue = GetMinimum(row.Values);
|
---|
| 686 | double maxValue = GetMaximum(row.Values);
|
---|
[6342] | 687 | double intervalWidth = (maxValue - minValue) / bins;
|
---|
| 688 | if (intervalWidth < 0) return;
|
---|
[10914] | 689 | if (intervalWidth == 0) {
|
---|
[6342] | 690 | series.Points.AddXY(minValue, row.Values.Count);
|
---|
| 691 | return;
|
---|
| 692 | }
|
---|
| 693 |
|
---|
[10847] | 694 |
|
---|
[6342] | 695 | if (!row.VisualProperties.ExactBins) {
|
---|
| 696 | intervalWidth = HumanRoundRange(intervalWidth);
|
---|
| 697 | minValue = Math.Floor(minValue / intervalWidth) * intervalWidth;
|
---|
| 698 | maxValue = Math.Ceiling(maxValue / intervalWidth) * intervalWidth;
|
---|
| 699 | }
|
---|
| 700 |
|
---|
[7223] | 701 | double intervalCenter = intervalWidth / 2;
|
---|
| 702 |
|
---|
[8339] | 703 | double min = 0.0, max = 0.0;
|
---|
[6978] | 704 | if (!Double.IsNaN(Content.VisualProperties.XAxisMinimumFixedValue) && !Content.VisualProperties.XAxisMinimumAuto)
|
---|
[7223] | 705 | min = Content.VisualProperties.XAxisMinimumFixedValue;
|
---|
| 706 | else min = minValue;
|
---|
[8339] | 707 | if (!Double.IsNaN(Content.VisualProperties.XAxisMaximumFixedValue) && !Content.VisualProperties.XAxisMaximumAuto)
|
---|
| 708 | max = Content.VisualProperties.XAxisMaximumFixedValue;
|
---|
| 709 | else max = maxValue + intervalWidth;
|
---|
[6978] | 710 |
|
---|
[7223] | 711 | double axisInterval = intervalWidth / row.VisualProperties.ScaleFactor;
|
---|
[6978] | 712 |
|
---|
[7223] | 713 | var area = chart.ChartAreas[0];
|
---|
| 714 | area.AxisX.Interval = axisInterval;
|
---|
[6978] | 715 |
|
---|
[7223] | 716 | series.SetCustomProperty("PointWidth", "1"); // 0.8 is the default value
|
---|
| 717 |
|
---|
| 718 | // get the range or intervals which define the grouping of the frequency values
|
---|
[8339] | 719 | var doubleRange = DoubleRange(min, max, intervalWidth).Skip(1).ToList();
|
---|
[7223] | 720 |
|
---|
[10867] | 721 |
|
---|
| 722 | if (values == null) {
|
---|
| 723 | values = row.Values.ToList(); ;
|
---|
| 724 | }
|
---|
| 725 |
|
---|
[7223] | 726 | // aggregate the row values by unique key and frequency value
|
---|
[10867] | 727 | var valueFrequencies = (from v in values
|
---|
[7223] | 728 | where !IsInvalidValue(v)
|
---|
| 729 | orderby v
|
---|
| 730 | group v by v into g
|
---|
| 731 | select new Tuple<double, double>(g.First(), g.Count())).ToList();
|
---|
| 732 |
|
---|
[10867] | 733 | // shift the chart to the left so the bars are placed on the intervals
|
---|
[10908] | 734 | if (Classification != null || valueFrequencies.First().Item1 < doubleRange.First()) {
|
---|
[7223] | 735 | series.Points.Add(new DataPoint(min - intervalWidth, 0));
|
---|
[10867] | 736 | series.Points.Add(new DataPoint(max + intervalWidth, 0));
|
---|
| 737 | }
|
---|
[7223] | 738 |
|
---|
| 739 | // add data points
|
---|
| 740 | int j = 0;
|
---|
[10914] | 741 | foreach (var d in doubleRange) {
|
---|
[7223] | 742 | double sum = 0.0;
|
---|
| 743 | // sum the frequency values that fall within the same interval
|
---|
[10914] | 744 | while (j < valueFrequencies.Count && valueFrequencies[j].Item1 < d) {
|
---|
[7223] | 745 | sum += valueFrequencies[j].Item2;
|
---|
| 746 | ++j;
|
---|
[3703] | 747 | }
|
---|
[7304] | 748 | string xAxisTitle = string.IsNullOrEmpty(Content.VisualProperties.XAxisTitle)
|
---|
| 749 | ? "X"
|
---|
| 750 | : Content.VisualProperties.XAxisTitle;
|
---|
| 751 | string yAxisTitle = string.IsNullOrEmpty(Content.VisualProperties.YAxisTitle)
|
---|
| 752 | ? "Y"
|
---|
| 753 | : Content.VisualProperties.YAxisTitle;
|
---|
[10914] | 754 | series.Points.Add(new DataPoint(d - intervalCenter, sum) {
|
---|
[7304] | 755 | ToolTip =
|
---|
| 756 | xAxisTitle + ": [" + (d - intervalWidth) + "-" + d + ")" + Environment.NewLine +
|
---|
| 757 | yAxisTitle + ": " + sum
|
---|
| 758 | });
|
---|
[3703] | 759 | }
|
---|
| 760 | }
|
---|
| 761 |
|
---|
[10952] | 762 | public event EventHandler ChartDoubleClick {
|
---|
| 763 | add { chartDoubleClick += value; }
|
---|
| 764 | remove { chartDoubleClick -= value; }
|
---|
| 765 | }
|
---|
| 766 |
|
---|
[6342] | 767 | #region Helpers
|
---|
[10914] | 768 | public static IEnumerable<double> DoubleRange(double min, double max, double step) {
|
---|
[7223] | 769 | double i;
|
---|
| 770 | for (i = min; i <= max; i += step)
|
---|
| 771 | yield return i;
|
---|
| 772 |
|
---|
| 773 | if (i != max + step)
|
---|
| 774 | yield return i;
|
---|
| 775 | }
|
---|
| 776 |
|
---|
[10914] | 777 | protected void RemoveCustomPropertyIfExists(Series series, string property) {
|
---|
[6342] | 778 | if (series.IsCustomPropertySet(property)) series.DeleteCustomProperty(property);
|
---|
| 779 | }
|
---|
[5097] | 780 |
|
---|
[10914] | 781 | private double HumanRoundRange(double range) {
|
---|
[6342] | 782 | double base10 = Math.Pow(10.0, Math.Floor(Math.Log10(range)));
|
---|
| 783 | double rounding = range / base10;
|
---|
| 784 | if (rounding <= 1.5) rounding = 1;
|
---|
| 785 | else if (rounding <= 2.25) rounding = 2;
|
---|
| 786 | else if (rounding <= 3.75) rounding = 2.5;
|
---|
| 787 | else if (rounding <= 7.5) rounding = 5;
|
---|
| 788 | else rounding = 10;
|
---|
| 789 | return rounding * base10;
|
---|
| 790 | }
|
---|
| 791 |
|
---|
[10914] | 792 | private double HumanRoundMax(double max) {
|
---|
[6342] | 793 | double base10;
|
---|
| 794 | if (max > 0) base10 = Math.Pow(10.0, Math.Floor(Math.Log10(max)));
|
---|
| 795 | else base10 = Math.Pow(10.0, Math.Ceiling(Math.Log10(-max)));
|
---|
| 796 | double rounding = (max > 0) ? base10 : -base10;
|
---|
| 797 | while (rounding < max) rounding += base10;
|
---|
| 798 | return rounding;
|
---|
| 799 | }
|
---|
| 800 |
|
---|
[10914] | 801 | private ChartDashStyle ConvertLineStyle(DataRowVisualProperties.DataRowLineStyle dataRowLineStyle) {
|
---|
| 802 | switch (dataRowLineStyle) {
|
---|
[6342] | 803 | case DataRowVisualProperties.DataRowLineStyle.Dash:
|
---|
| 804 | return ChartDashStyle.Dash;
|
---|
| 805 | case DataRowVisualProperties.DataRowLineStyle.DashDot:
|
---|
| 806 | return ChartDashStyle.DashDot;
|
---|
| 807 | case DataRowVisualProperties.DataRowLineStyle.DashDotDot:
|
---|
| 808 | return ChartDashStyle.DashDotDot;
|
---|
| 809 | case DataRowVisualProperties.DataRowLineStyle.Dot:
|
---|
| 810 | return ChartDashStyle.Dot;
|
---|
| 811 | case DataRowVisualProperties.DataRowLineStyle.NotSet:
|
---|
| 812 | return ChartDashStyle.NotSet;
|
---|
| 813 | case DataRowVisualProperties.DataRowLineStyle.Solid:
|
---|
| 814 | return ChartDashStyle.Solid;
|
---|
| 815 | default:
|
---|
| 816 | return ChartDashStyle.NotSet;
|
---|
| 817 | }
|
---|
| 818 | }
|
---|
| 819 |
|
---|
[10914] | 820 | protected static bool IsInvalidValue(double x) {
|
---|
[3530] | 821 | return double.IsNaN(x) || x < (double)decimal.MinValue || x > (double)decimal.MaxValue;
|
---|
| 822 | }
|
---|
[6342] | 823 | #endregion
|
---|
[10952] | 824 |
|
---|
| 825 | //bubble double click event with data table view as sender
|
---|
| 826 | private void chart_DoubleClick(object sender, EventArgs e) {
|
---|
| 827 | if (chartDoubleClick != null)
|
---|
| 828 | chartDoubleClick(this, e);
|
---|
| 829 | }
|
---|
[2908] | 830 | }
|
---|
| 831 | }
|
---|