LEADTOOLS WPF and Silverlight (Leadtools.Windows.Controls assembly)
LEAD Technologies, Inc

InteractiveCenterAt Event

Example 





Occurs when the user performs interactive centering of the image display. .NET support Silverlight support
Syntax
public event EventHandler<PointInteractiveEventArgs> InteractiveCenterAt
'Declaration
 
Public Event InteractiveCenterAt As EventHandler(Of PointInteractiveEventArgs)
'Usage
 
Dim instance As ImageViewer
Dim handler As EventHandler(Of PointInteractiveEventArgs)
 
AddHandler instance.InteractiveCenterAt, handler
public event EventHandler<PointInteractiveEventArgs> InteractiveCenterAt
add_InteractiveCenterAt(function(sender, e))
remove_InteractiveCenterAt(function(sender, e))

public:
event EventHandler<PointInteractiveEventArgs^>^ InteractiveCenterAt
Event Data

The event handler receives an argument of type PointInteractiveEventArgs containing data related to this event. The following PointInteractiveEventArgs properties provide information specific to this event.

PropertyDescription
Cancel (Inherited from Leadtools.Windows.Controls.InteractiveEventArgs)Gets or sets a value indicating whether the interactive mode should be canceled. .NET support Silverlight support
Handled (Inherited from System.Windows.RoutedEventArgs) 
OriginalSource (Inherited from System.Windows.RoutedEventArgs) 
Position Gets the location for the current interactive point mode. .NET support Silverlight support
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. .NET support Silverlight support
Remarks

Occurs when the InteractiveMode property is set to InteractiveMode.CenterAt.

Example
Copy CodeCopy Code  
Private Sub viewer_InteractiveCenterAt(ByVal sender As Object, ByVal e As PointInteractiveEventArgs)
    Console.WriteLine("InteractiveCenterAt: e.Status {0}, e.Cancel {1}", e.Status, e.Cancel)
End Sub
Public Sub BitmapSourceViewer_InteractiveCenterAt(ByVal viewer As ImageViewer)
    viewer.InteractiveMode = InteractiveMode.CenterAt
    AddHandler viewer.InteractiveCenterAt, AddressOf viewer_InteractiveCenterAt

    ' Click mouse on image to see the center the image
    ' After you are done, you must remove the event handler as in below
    '
    ' viewer.InteractiveCenterAt -= new ImageViewer.InteractiveCenterAtEventHandler(viewer_InteractiveCenterAt);
End Sub
private void viewer_InteractiveCenterAt(object sender, PointInteractiveEventArgs e)
{
   Console.WriteLine("InteractiveCenterAt: e.Status {0}, e.Cancel {1}", e.Status, e.Cancel);
}
public void BitmapSourceViewer_InteractiveCenterAt(ImageViewer viewer)
{
   viewer.InteractiveMode = InteractiveMode.CenterAt;
   viewer.InteractiveCenterAt += new EventHandler<PointInteractiveEventArgs>(viewer_InteractiveCenterAt);

   // Click mouse on image to see the center the image
   // After you are done, you must remove the event handler as in below
   //
   // viewer.InteractiveCenterAt -= new ImageViewer.InteractiveCenterAtEventHandler(viewer_InteractiveCenterAt);
}
private void viewer_InteractiveCenterAt(object sender, PointInteractiveEventArgs e)
{
   Console.WriteLine("InteractiveCenterAt: e.Status {0}, e.Cancel {1}", e.Status, e.Cancel);
}
public void BitmapSourceViewer_InteractiveCenterAt(ImageViewer viewer)
{
   viewer.InteractiveMode = InteractiveMode.CenterAt;
   viewer.InteractiveCenterAt += new EventHandler<PointInteractiveEventArgs>(viewer_InteractiveCenterAt);

   // Click mouse on image to see the center the image
   // After you are done, you must remove the event handler as in below
   //
   // viewer.InteractiveCenterAt -= new ImageViewer.InteractiveCenterAtEventHandler(viewer_InteractiveCenterAt);
}
Private Sub viewer_InteractiveCenterAt(ByVal sender As Object, ByVal e As PointInteractiveEventArgs)
   Console.WriteLine("InteractiveCenterAt: e.Status {0}, e.Cancel {1}", e.Status, e.Cancel)
End Sub
Public Sub BitmapSourceViewer_InteractiveCenterAt(ByVal viewer As ImageViewer)
   viewer.InteractiveMode = InteractiveMode.CenterAt
   AddHandler viewer.InteractiveCenterAt, AddressOf viewer_InteractiveCenterAt

   ' Click mouse on image to see the center the image
   ' After you are done, you must remove the event handler as in below
   '
   ' viewer.InteractiveCenterAt -= new ImageViewer.InteractiveCenterAtEventHandler(viewer_InteractiveCenterAt);
End Sub
Requirements

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

See Also

Reference

ImageViewer Class
ImageViewer Members

 

 


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