Changeset 14158

Timestamp:

07/21/16 16:25:33 (9 years ago)

Author:

pfleck

Message:

#2597 Fixed an issue with wrongly positioned title and density chart after initialization.

Location:

trunk/sources/HeuristicLab.Problems.DataAnalysis.Views/3.4

Files:

• Controls/GradientChart.Designer.cs (modified) (1 diff)
• Controls/GradientChart.cs (modified) (2 diffs)
• Regression/RegressionSolutionTargetResponseGradientView.cs (modified) (2 diffs)

trunk/sources/HeuristicLab.Problems.DataAnalysis.Views/3.4/Controls/GradientChart.Designer.cs

@@ -98 +98 @@
       this.chart.Titles.Add(title1);
       this.chart.SelectionRangeChanged += new System.EventHandler<System.Windows.Forms.DataVisualization.Charting.CursorEventArgs>(this.chart_SelectionRangeChanged);
+      this.chart.PostPaint += new System.EventHandler<System.Windows.Forms.DataVisualization.Charting.ChartPaintEventArgs>(this.chart_PostPaint);
       this.chart.AnnotationPositionChanged += new System.EventHandler(this.chart_AnnotationPositionChanged);
       this.chart.AnnotationPositionChanging += new System.EventHandler<System.Windows.Forms.DataVisualization.Charting.AnnotationPositionChangingEventArgs>(this.chart_AnnotationPositionChanging);

trunk/sources/HeuristicLab.Problems.DataAnalysis.Views/3.4/Controls/GradientChart.cs

@@ -207 +207 @@
     #endregion
 
+    public event EventHandler ChartPostPaint;
+
     public GradientChart() {
       InitializeComponent();
@@ -685 +687 @@
       UpdateTitlePosition();
     }
+
+    private void chart_PostPaint(object sender, ChartPaintEventArgs e) {
+      if (ChartPostPaint != null)
+        ChartPostPaint(this, EventArgs.Empty);
+    }
     #endregion
   }

trunk/sources/HeuristicLab.Problems.DataAnalysis.Views/3.4/Regression/RegressionSolutionTargetResponseGradientView.cs

@@ -145 +145 @@
         };
 
+        // Initially, the inner plot areas are not initialized for hidden charts (scollpanel, ...)
+        // This event handler listens for the paint event once (where everything is already initialized) to do some manual layouting.
+        gradientChart.ChartPostPaint += OnGradientChartOnChartPostPaint;
+
         var panel = new Panel() {
           Dock = DockStyle.Fill,
@@ -167 +171 @@
 
       RecalculateAndRelayoutCharts();
+    }
+
+    private void OnGradientChartOnChartPostPaint(object o, EventArgs e) {
+      var gradient = (GradientChart)o;
+      var density = densityCharts[gradient.FreeVariable];
+
+      density.Width = gradient.Width;
+
+      var gcPlotPosition = gradient.InnerPlotPosition;
+      density.Left = (int)(gcPlotPosition.X / 100.0 * gradient.Width);
+      density.Width = (int)(gcPlotPosition.Width / 100.0 * gradient.Width);
+      gradient.UpdateTitlePosition();
+
+      // removed after succesful layouting due to performance reasons
+      if (gcPlotPosition.Width != 0)
+        gradient.ChartPostPaint -= OnGradientChartOnChartPostPaint;
     }