DotNet 4.8.1 build of DotNetBar

2025-02-07 10:35:23 -05:00
parent 33439b63a0
commit 6b0a5d60f4
2609 changed files with 989814 additions and 7 deletions
--- a/Code/DevComponents.DotNetBar.Charts.Design/PivotPointEditor.cs
+++ b/Code/DevComponents.DotNetBar.Charts.Design/PivotPointEditor.cs
@@ -0,0 +1,77 @@
+using System;
+using System.ComponentModel;
+using System.Drawing;
+using System.Drawing.Design;
+using System.Windows.Forms.Design;
+using DevComponents.DotNetBar.Charts;
+
+namespace DevComponents.Charts.Design
+{
+    public class PivotPointEditor : UITypeEditor
+    {
+        #region GetEditStyle
+
+        public override UITypeEditorEditStyle GetEditStyle(ITypeDescriptorContext context)
+        {
+            return (UITypeEditorEditStyle.DropDown);
+        }
+
+        #endregion
+
+        #region GetPaintValueSupported
+
+        public override bool GetPaintValueSupported(ITypeDescriptorContext context)
+        {
+            return (false);
+        }
+
+        #endregion
+
+        #region EditValue
+
+        public override object EditValue(
+            ITypeDescriptorContext context, IServiceProvider provider, object value)
+        {
+            if (provider != null)
+            {
+                IWindowsFormsEditorService editorService =
+                    provider.GetService(typeof(IWindowsFormsEditorService)) as IWindowsFormsEditorService;
+
+                if (editorService != null)
+                {
+                    PieChart pieChart = context.Instance as PieChart;
+
+                    if (pieChart != null)
+                    {
+                        double scale = pieChart.OuterRadius;
+
+                        if (scale >= 1)
+                        {
+                            int n = Math.Min(pieChart.ContentBounds.Width, pieChart.ContentBounds.Height);
+                            scale = (n > 0) ? pieChart.ActualOuterRadius / n : 0;
+                        }
+
+                        scale /= 2;
+
+                        PivotPointDropDown pv = new PivotPointDropDown((PointF) value,
+                            scale, pieChart.SubSliceVisualLayout.StartAngle,
+                            pieChart.SubSliceVisualLayout.SweepAngle, editorService, context);
+
+                        pv.EscapePressed = false;
+
+                        editorService.DropDownControl(pv);
+
+                        if (pv.EscapePressed == true)
+                            context.PropertyDescriptor.SetValue(context.Instance, value);
+                        else
+                            return (pv.PivotPoint);
+                    }
+                }
+            }
+
+            return (base.EditValue(context, provider, value));
+        }
+
+        #endregion
+    }
+}