Changeset 13764

Timestamp:

04/14/16 16:51:25 (9 years ago)

Author:

bburlacu

Message:

#2594: Add ChartUtil methods and improved scaling in RegressionSolutionScatterPlotView.

Location:

trunk/sources

Files:

• HeuristicLab.Problems.DataAnalysis.Views/3.4/Regression/RegressionSolutionScatterPlotView.cs (modified) (2 diffs)
• HeuristicLab.Visualization.ChartControlsExtensions/3.3/ChartUtil.cs (added)

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

@@ -26 +26 @@
 using HeuristicLab.MainForm;
 using HeuristicLab.MainForm.WindowsForms;
+using HeuristicLab.Visualization.ChartControlsExtensions;
 
 namespace HeuristicLab.Problems.DataAnalysis.Views {
@@ -156 +157 @@
         double min = Content.EstimatedTrainingValues.Concat(Content.EstimatedTestValues.Concat(Content.EstimatedValues.Concat(dataset.GetDoubleValues(targetVariableName)))).Min();
 
-        max = max + 0.2 * Math.Abs(max);
-        min = min - 0.2 * Math.Abs(min);
-
-        double interestingValuesRange = max - min;
-        int digits = Math.Max(0, 3 - (int)Math.Log10(interestingValuesRange));
-
-        max = Math.Round(max, digits);
-        min = Math.Round(min, digits);
-
-        this.chart.ChartAreas[0].AxisX.Maximum = max;
-        this.chart.ChartAreas[0].AxisX.Minimum = min;
-        this.chart.ChartAreas[0].AxisY.Maximum = max;
-        this.chart.ChartAreas[0].AxisY.Minimum = min;
+        double axisMin, axisMax, axisInterval;
+        ChartUtil.CalculateAxisInterval(min, max, 5, out axisMin, out axisMax, out axisInterval);
+        this.chart.ChartAreas[0].AxisX.Maximum = axisMax;
+        this.chart.ChartAreas[0].AxisX.Minimum = axisMin;
+        this.chart.ChartAreas[0].AxisX.Interval = axisInterval;
+        this.chart.ChartAreas[0].AxisY.Maximum = axisMax;
+        this.chart.ChartAreas[0].AxisY.Minimum = axisMin;
+        this.chart.ChartAreas[0].AxisY.Interval = axisInterval;
+
         UpdateCursorInterval();
       }