Leadtools.Windows.Controls Namespace > ImageViewer Class : InteractiveZoomTo Event |
public event EventHandler<RectangleInteractiveEventArgs> InteractiveZoomTo
'Declaration Public Event InteractiveZoomTo As EventHandler(Of RectangleInteractiveEventArgs)
'Usage Dim instance As ImageViewer Dim handler As EventHandler(Of RectangleInteractiveEventArgs) AddHandler instance.InteractiveZoomTo, handler
public event EventHandler<RectangleInteractiveEventArgs> InteractiveZoomTo
add_InteractiveZoomTo(function(sender, e)) remove_InteractiveZoomTo(function(sender, e))
public: event EventHandler<RectangleInteractiveEventArgs^>^ InteractiveZoomTo
The event handler receives an argument of type RectangleInteractiveEventArgs containing data related to this event. The following RectangleInteractiveEventArgs properties provide information specific to this event.
Property | Description |
---|---|
Bounds | Gets the bounds location for the current interactive rectangle mode. |
Cancel (Inherited from Leadtools.Windows.Controls.InteractiveEventArgs) | Gets or sets a value indicating whether the interactive mode should be canceled. |
Handled (Inherited from System.Windows.RoutedEventArgs) | |
OriginalSource (Inherited from System.Windows.RoutedEventArgs) | |
RoutedEvent (Inherited from System.Windows.RoutedEventArgs) | |
Source (Inherited from System.Windows.RoutedEventArgs) | |
Status (Inherited from Leadtools.Windows.Controls.InteractiveEventArgs) | Gets the current status of the interactive mode. |
Occurs when the InteractiveMode property is set to InteractiveMode.ZoomTo.
Private Sub viewer_InteractiveZoomTo(ByVal sender As Object, ByVal e As RectangleInteractiveEventArgs) Console.WriteLine("InteractiveZoomTo: e.Rectangle {0}, e.Status {1}, e.Cancel {2}", e.Bounds, e.Status, e.Cancel) End Sub Public Sub BitmapSourceViewer_InteractiveZoomTo(ByVal viewer As ImageViewer) viewer.InteractiveMode = InteractiveMode.ZoomTo AddHandler viewer.InteractiveZoomTo, AddressOf viewer_InteractiveZoomTo MessageBox.Show("Draw a rectangle with the mouse to cause a zoom") ' After you are done, you must remove the event handler as in below ' ' viewer.InteractiveZoomTo -= new ImageViewer.InteractiveZoomToEventHandler(viewer_InteractiveZoomTo); End Sub
private void viewer_InteractiveZoomTo(object sender, RectangleInteractiveEventArgs e) { Console.WriteLine("InteractiveZoomTo: e.Rectangle {0}, e.Status {1}, e.Cancel {2}", e.Bounds, e.Status, e.Cancel); } public void BitmapSourceViewer_InteractiveZoomTo(ImageViewer viewer) { viewer.InteractiveMode = InteractiveMode.ZoomTo; viewer.InteractiveZoomTo +=new EventHandler<RectangleInteractiveEventArgs>(viewer_InteractiveZoomTo); MessageBox.Show("Draw a rectangle with the mouse to cause a zoom"); // After you are done, you must remove the event handler as in below // // viewer.InteractiveZoomTo -= new ImageViewer.InteractiveZoomToEventHandler(viewer_InteractiveZoomTo); }
private void viewer_InteractiveZoomTo(object sender, RectangleInteractiveEventArgs e) { Console.WriteLine("InteractiveZoomTo: e.Rectangle {0}, e.Status {1}, e.Cancel {2}", e.Bounds, e.Status, e.Cancel); } public void BitmapSourceViewer_InteractiveZoomTo(ImageViewer viewer) { viewer.InteractiveMode = InteractiveMode.ZoomTo; viewer.InteractiveZoomTo +=new EventHandler<RectangleInteractiveEventArgs>(viewer_InteractiveZoomTo); MessageBox.Show("Draw a rectangle with the mouse to cause a zoom"); // After you are done, you must remove the event handler as in below // // viewer.InteractiveZoomTo -= new ImageViewer.InteractiveZoomToEventHandler(viewer_InteractiveZoomTo); }
Private Sub viewer_InteractiveZoomTo(ByVal sender As Object, ByVal e As RectangleInteractiveEventArgs) Console.WriteLine("InteractiveZoomTo: e.Rectangle {0}, e.Status {1}, e.Cancel {2}", e.Bounds, e.Status, e.Cancel) End Sub Public Sub BitmapSourceViewer_InteractiveZoomTo(ByVal viewer As ImageViewer) viewer.InteractiveMode = InteractiveMode.ZoomTo AddHandler viewer.InteractiveZoomTo, AddressOf viewer_InteractiveZoomTo MessageBox.Show("Draw a rectangle with the mouse to cause a zoom") ' After you are done, you must remove the event handler as in below ' ' viewer.InteractiveZoomTo -= new ImageViewer.InteractiveZoomToEventHandler(viewer_InteractiveZoomTo); End Sub
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