DiagramControl.CustomHitTest Event
Occurs each time the cursor moves while hovering over a diagram item.
Namespace: DevExpress.XtraDiagram
Assembly: DevExpress.XtraDiagram.v24.2.dll
Declaration
[DiagramCategory(DiagramCategory.DiagramPaint)]
public event EventHandler<CustomHitTestEventArgs> CustomHitTest
Event Data
The CustomHitTest event's data class is CustomHitTestEventArgs. The following properties provide information specific to this event:
Property | Description |
---|---|
Angle | Gets the angle by which the diagram item is rotated around its anchor point relative to the diagram canvas. |
Bounds | Gets the bounds of the item to which the test points belongs. |
Item | Gets the item to which the test point belongs. |
ItemHeight | Gets the height of the item to which the test point belongs. |
ItemWidth | Gets the width of the item to which the test point belongs. |
Point | Gets the object that represents the position of the test point relative to the item it belongs to. |
Result | Gets or sets whether the test point belongs to a diagram item. |
Remarks
The CustomHitTest event allows you to implement a custom hit testing logic. It is mainly designed to be used with the DiagramControl.CustomDrawItem event.
Setting the event’s CustomHitTestEventArgs.Result property to false prevents the end-user from selecting the diagram item hovered by the pointer.
See Also