Changeset 4636 for trunk/sources/HeuristicLab.Visualization.ChartControlsExtensions/3.3/EnhancedChart.cs

Timestamp:

10/21/10 14:45:44 (14 years ago)

Author:

epitzer

Message:

More improvements to EnhancedChart (#1237)

• Fixed panning (now snaps to selected cursor interval)
• Changed chart type in DataTableView to EnhancedChart
• Added static method CustomizeChartArea()
• Changed CustomizeChartAreas() to CustomizeAllChartAreas()
• Disabled cursor cross hair
• Smaller title font

File:

• trunk/sources/HeuristicLab.Visualization.ChartControlsExtensions/3.3/EnhancedChart.cs (modified) (4 diffs)

trunk/sources/HeuristicLab.Visualization.ChartControlsExtensions/3.3/EnhancedChart.cs

@@ -20 +20 @@
 #endregion
 
+using System;
 using System.ComponentModel;
 using System.Drawing;
@@ -31 +32 @@
       EnableDoubleClickResetsZoom = true;
       EnableMiddleClickPanning = true;
-      CustomizeChartAreas();
+      CustomizeAllChartAreas();
     }
 
@@ -39 +40 @@
     public bool EnableMiddleClickPanning { get; set; }
 
-    public void CustomizeChartAreas() {
+    public static void CustomizeChartArea(ChartArea chartArea) {
+      foreach (Axis axis in chartArea.Axes) {
+        axis.MajorGrid.LineColor = SystemColors.GradientInactiveCaption;
+        axis.MajorTickMark.TickMarkStyle = TickMarkStyle.AcrossAxis;
+        axis.ScrollBar.BackColor = Color.Transparent;
+        axis.ScrollBar.LineColor = Color.Transparent;
+        axis.ScrollBar.ButtonColor = SystemColors.GradientInactiveCaption;
+        axis.ScrollBar.ButtonStyle = ScrollBarButtonStyles.SmallScroll;
+        axis.ScrollBar.Size = 12;
+        axis.TitleFont = new Font(axis.TitleFont.FontFamily, 10);
+      }
+      chartArea.CursorX.Interval = 0;
+      chartArea.CursorY.Interval = 0;
+      chartArea.CursorX.IsUserSelectionEnabled = true;
+      chartArea.CursorY.IsUserSelectionEnabled = true;
+      chartArea.CursorX.IsUserEnabled = false;
+      chartArea.CursorY.IsUserEnabled = false;
+      chartArea.CursorX.SelectionColor = SystemColors.GradientActiveCaption;
+      chartArea.CursorY.SelectionColor = SystemColors.GradientActiveCaption;
+    }
+
+    public void CustomizeAllChartAreas() {
       foreach (ChartArea chartArea in ChartAreas) {
-        foreach (Axis axis in chartArea.Axes) {
-          axis.MajorGrid.LineColor = SystemColors.GradientInactiveCaption;
-          axis.MajorTickMark.TickMarkStyle = TickMarkStyle.AcrossAxis;
-          axis.ScrollBar.BackColor = Color.Transparent;
-          axis.ScrollBar.LineColor = Color.Transparent;
-          axis.ScrollBar.ButtonColor = SystemColors.GradientInactiveCaption;
-          axis.ScrollBar.ButtonStyle = ScrollBarButtonStyles.SmallScroll;
-          axis.ScrollBar.Size = 12;
-          axis.TitleFont = new Font(axis.TitleFont.FontFamily, 12);
-        }
-
-        chartArea.CursorX.Interval = 0;
-        chartArea.CursorY.Interval = 0;
-        chartArea.CursorX.IsUserSelectionEnabled = true;
-        chartArea.CursorY.IsUserSelectionEnabled = true;
-        chartArea.CursorX.SelectionColor = SystemColors.GradientActiveCaption;
-        chartArea.CursorY.SelectionColor = SystemColors.GradientActiveCaption;
+        CustomizeChartArea(chartArea);
       }
     }
@@ -122 +128 @@
     protected override void OnMouseMove(MouseEventArgs e) {
       if (panning != null) {
-        panning.ChartArea.AxisX.ScaleView.Scroll(panning.ChartX(e.Location.X));
-        panning.ChartArea.AxisY.ScaleView.Scroll(panning.ChartY(e.Location.Y));
+        double x = panning.ChartX(e.Location.X);
+        double y = panning.ChartY(e.Location.Y);
+        if (panning.ChartArea.CursorX.Interval > 0) {
+          x = Math.Round(x * panning.ChartArea.CursorX.Interval) / panning.ChartArea.CursorX.Interval;
+          y = Math.Round(y * panning.ChartArea.CursorY.Interval) / panning.ChartArea.CursorY.Interval;
+        }
+        panning.ChartArea.AxisX.ScaleView.Scroll(x);
+        panning.ChartArea.AxisY.ScaleView.Scroll(y);
       }
       base.OnMouseMove(e);