Leadtools.WinForms Namespace > RasterImageViewer Class : InteractiveRegionEllipse Event |
public event EventHandler<RasterViewerRectangleEventArgs> InteractiveRegionEllipse
'Declaration Public Event InteractiveRegionEllipse As EventHandler(Of RasterViewerRectangleEventArgs)
'Usage Dim instance As RasterImageViewer Dim handler As EventHandler(Of RasterViewerRectangleEventArgs) AddHandler instance.InteractiveRegionEllipse, handler
public event EventHandler<RasterViewerRectangleEventArgs> InteractiveRegionEllipse
add_InteractiveRegionEllipse(function(sender, e)) remove_InteractiveRegionEllipse(function(sender, e))
public: event EventHandler<RasterViewerRectangleEventArgs^>^ InteractiveRegionEllipse
The event handler receives an argument of type RasterViewerRectangleEventArgs containing data related to this event. The following RasterViewerRectangleEventArgs properties provide information specific to this event.
Property | Description |
---|---|
Cancel (Inherited from Leadtools.WinForms.RasterViewerInteractiveEventArgs) | Gets or sets a value indicating whether the interactive mode should be canceled. |
Rectangle | Returns the current interactive mode rectangle. |
Status (Inherited from Leadtools.WinForms.RasterViewerInteractiveEventArgs) | Gets the current status of the interactive mode. |
Private Sub viewer_InteractiveRegionEllipse(ByVal sender As Object, ByVal e As RasterViewerRectangleEventArgs) Console.WriteLine("InteractiveRegionEllipse: e.Rectangle {0}, e.Status {1}, e.Cancel {2}", e.Rectangle, e.Status, e.Cancel) End Sub Public Sub RasterImageViewer_InteractiveRegionEllipse(ByVal viewer As RasterImageViewer) viewer.InteractiveMode = RasterViewerInteractiveMode.Region viewer.InteractiveRegionType = RasterViewerInteractiveRegionType.Ellipse AddHandler viewer.InteractiveRegionEllipse, AddressOf viewer_InteractiveRegionEllipse ' Draw the mouse on image to draw an elliptical region ' After you are done, you must remove the event handler as in below ' ' viewer.InteractiveRegionEllipse -= new EventHandler<RasterViewerRectangleEventArgs>(viewer_InteractiveRegionEllipse); End Sub
private void viewer_InteractiveRegionEllipse(object sender, RasterViewerRectangleEventArgs e) { Console.WriteLine("InteractiveRegionEllipse: e.Rectangle {0}, e.Status {1}, e.Cancel {2}", e.Rectangle, e.Status, e.Cancel); } public void RasterImageViewer_InteractiveRegionEllipse(RasterImageViewer viewer) { viewer.InteractiveMode = RasterViewerInteractiveMode.Region; viewer.InteractiveRegionType = RasterViewerInteractiveRegionType.Ellipse; viewer.InteractiveRegionEllipse += new EventHandler<RasterViewerRectangleEventArgs>(viewer_InteractiveRegionEllipse); // Draw the mouse on image to draw an elliptical region // After you are done, you must remove the event handler as in below // // viewer.InteractiveRegionEllipse -= new EventHandler<RasterViewerRectangleEventArgs>(viewer_InteractiveRegionEllipse); }
Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2