Changeset 10803 for branches/DataPreprocessing/HeuristicLab.DataPreprocessing.Views/3.3/PreprocessingDataTableView.cs

Timestamp:

05/07/14 10:44:11 (10 years ago)

Author:

aesterer

Message:

Added coloring selection feature to line chart

File:

• branches/DataPreprocessing/HeuristicLab.DataPreprocessing.Views/3.3/PreprocessingDataTableView.cs (modified) (6 diffs)

branches/DataPreprocessing/HeuristicLab.DataPreprocessing.Views/3.3/PreprocessingDataTableView.cs

@@ -29 +29 @@
 using System.Windows.Forms;
 using System.Windows.Forms.DataVisualization.Charting;
+using HeuristicLab.DataPreprocessing.Implementations;
 
 namespace HeuristicLab.Analysis.Views {
   [View("Preprocessing DataTable View")]
-  [Content(typeof(DataTable), false)]
+  [Content(typeof(PreprocessingDataTable), false)]
   public partial class PreprocessingDataTableView : ItemView, IConfigureableView {
     protected List<Series> invisibleSeries;
     protected Dictionary<IObservableList<double>, DataRow> valuesRowsTable;
 
-    public new DataTable Content {
-      get { return (DataTable)base.Content; }
+    public new PreprocessingDataTable Content {
+      get { return (PreprocessingDataTable)base.Content; }
       set { base.Content = value; }
     }
@@ -103 +104 @@
         //chart.Titles[0].Text = Content.Name;
         AddDataRows(Content.Rows);
+        AddSelectedDataRows(Content.SelectedRows);
         ConfigureChartArea(chart.ChartAreas[0]);
         RecalculateAxesScale(chart.ChartAreas[0]);
@@ -130 +132 @@
         chart.Series.Add(series);
       }
+
       ConfigureChartArea(chart.ChartAreas[0]);
       RecalculateAxesScale(chart.ChartAreas[0]);
       UpdateYCursorInterval();
+    }
+
+    protected virtual void AddSelectedDataRows(IEnumerable<DataRow> rows) {
+      foreach (var row in rows) {
+        if (row.VisualProperties.ChartType == DataRowVisualProperties.DataRowChartType.Line) {
+          //RegisterDataRowEvents(row);
+          row.VisualProperties.IsVisibleInLegend = false;
+          var series = new Series(row.Name);
+          ConfigureSeries(series, row);
+          FillSeriesWithRowValues(series, row);
+          chart.Series.Add(series);
+        }
+      }
     }
 
@@ -156 +172 @@
       else series.Color = Color.Empty;
       series.IsVisibleInLegend = row.VisualProperties.IsVisibleInLegend;
-
+     
       switch (row.VisualProperties.ChartType) {
         case DataRowVisualProperties.DataRowChartType.Line:
@@ -518 +534 @@
     }
 
+    // get minimum ignores nan values
+    private double GetMinimum(IEnumerable<double> values)
+    {
+      double min = Double.MaxValue;
+
+      foreach (double value in values) {
+        if (!Double.IsNaN(value) && value < min)
+          min = value;      
+      }
+      return min;
+    }
+
+    //get maximium ignores nan values
+    private double GetMaximum(IEnumerable<double> values) {
+      double max = Double.MinValue;
+
+      foreach (double value in values) {
+        if (!Double.IsNaN(value) && value > max)
+          max = value;
+      }
+      return max;
+    }
+
     protected virtual void CalculateHistogram(Series series, DataRow row) {
       series.Points.Clear();
@@ -523 +562 @@
       int bins = row.VisualProperties.Bins;
 
-      double minValue = row.Values.Min();
-      double maxValue = row.Values.Max();
+      double minValue = GetMinimum(row.Values);
+      double maxValue = GetMaximum(row.Values);
       double intervalWidth = (maxValue - minValue) / bins;
       if (intervalWidth < 0) return;