Changeset 15942 for branches/2922-DataCompletenessChartPerf/HeuristicLab.DataPreprocessing.Views/3.4/DataCompletenessView.cs

Timestamp:

05/23/18 07:09:27 (6 years ago)

Author:

gkronber

Message:

#2922 changed DataCompletenessView to use a simple bitmap instead of the ChartControl.

File:

• branches/2922-DataCompletenessChartPerf/HeuristicLab.DataPreprocessing.Views/3.4/DataCompletenessView.cs (modified) (4 diffs)

branches/2922-DataCompletenessChartPerf/HeuristicLab.DataPreprocessing.Views/3.4/DataCompletenessView.cs

@@ -35 +35 @@
     private static readonly Color colorNonMissingValue = Color.CornflowerBlue;
     private static readonly Color colorMissingValue = Color.Orange;
+    private bool[,] valueMissing;
 
     public new DataCompletenessChartContent Content {
@@ -52 +53 @@
 
     private void InitData() {
-      bool[,] valueMissing = new bool[Content.PreprocessingData.Rows, Content.PreprocessingData.Columns];
+      valueMissing = new bool[Content.PreprocessingData.Rows, Content.PreprocessingData.Columns];
       for (int row = 0; row < Content.PreprocessingData.Rows; row++) {
         for (int column = 0; column < Content.PreprocessingData.Columns; column++)
@@ -59 +60 @@
 
       var yValuesPerColumn = ProcessMatrixForCharting(valueMissing);
-      PrepareChart();
-      CreateSeries(yValuesPerColumn);
     }
 
-    private void PrepareChart() {
-      chart.EnableDoubleClickResetsZoom = true;
-      chart.ChartAreas[0].AxisX.MajorGrid.LineWidth = 0;
-      chart.ChartAreas[0].AxisY.MajorGrid.LineWidth = 0;
-      chart.ChartAreas[0].AxisX.IsMarginVisible = false;
-      chart.ChartAreas[0].AxisY.IsMarginVisible = false;
-      chart.ChartAreas[0].CursorX.IsUserEnabled = true;
-      chart.ChartAreas[0].CursorX.IsUserSelectionEnabled = true;
-      chart.ChartAreas[0].CursorY.IsUserEnabled = true;
-      chart.ChartAreas[0].CursorY.IsUserSelectionEnabled = true;
-      //custom x axis label
-      double from = 0.5;
-      foreach (String columnName in Content.PreprocessingData.VariableNames) {
-        double to = from + 1;
-        chart.ChartAreas[0].AxisX.CustomLabels.Add(from, to, columnName);
-        from = to;
-      }
-      //custom y axis label
-      chart.ChartAreas[0].AxisY.IsReversed = true;
-    }
 
-    private void CreateSeries(List<List<int>> yValuesPerColumn) {
-      chart.Series.SuspendUpdates();
-      //prepare series
-      int seriesCount = DetermineSeriesCount(yValuesPerColumn);
-      for (int i = 0; i < seriesCount; i++) {
-        Series series = new Series(CreateSeriesName(i));
-        series.ChartType = System.Windows.Forms.DataVisualization.Charting.SeriesChartType.StackedColumn;
-        series.IsVisibleInLegend = false;
-        series["PointWidth"] = "1.0";
-        series.IsVisibleInLegend = i < 2; //only first two series are visible, non-missing and missing values
-        series.Color = i % 2 == 0 ? colorNonMissingValue : colorMissingValue;
-
-        var values = yValuesPerColumn.Select(y => i < y.Count ? y[i] : 0).ToArray();
-        series.Points.DataBindY(values);
-        chart.Series.Add(series);
-      }
-      chart.Series.ResumeUpdates();
-    }
-
-    private String CreateSeriesName(int index) {
-      if (index == 0)
-        return "non-missing value";
-      else if (index == 1)
-        return "missing value";
-      return "series" + index;
-    }
 
     #region data_preparation_for_chartseries
@@ -142 +95 @@
     }
     #endregion
+
+    private void pictureBox_Paint(object sender, System.Windows.Forms.PaintEventArgs e) {
+      var m = valueMissing;
+      var g = e.Graphics;
+      g.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.NearestNeighbor;
+      g.Clear(colorNonMissingValue);
+      // TODO consider cliprectangle
+      using (var bm = new Bitmap(m.GetLength(0), m.GetLength(1))) {
+        for (int r = 0; r < m.GetLength(0); r++)
+          for (int c = 0; c < m.GetLength(1); c++) {
+            if (m[r, c]) bm.SetPixel(r, c, colorMissingValue);
+          }
+        g.DrawImage(bm, 0, 0, pictureBox.Width, pictureBox.Height);
+      }
+    }
+
+    private void toolStrip2_ItemClicked(object sender, System.Windows.Forms.ToolStripItemClickedEventArgs e) {
+
+    }
+
+    private void pictureBox_MouseMove(object sender, System.Windows.Forms.MouseEventArgs e) {
+      toolTip.SetToolTip(pictureBox, "TODO: show variable")
+    }
   }
 }