LEADTOOLS WPF and Silverlight (Leadtools.Windows.Controls assembly)

InteractiveScale Event

Show in webframe
Example 





Occurs when the user performs interactive scaling of the image display.
Syntax
public event EventHandler<LineInteractiveEventArgs> InteractiveScale
'Declaration
 
Public Event InteractiveScale As EventHandler(Of LineInteractiveEventArgs)
'Usage
 
Dim instance As ImageViewer
Dim handler As EventHandler(Of LineInteractiveEventArgs)
 
AddHandler instance.InteractiveScale, handler

            

            
public:
event EventHandler<LineInteractiveEventArgs^>^ InteractiveScale
Event Data

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

PropertyDescription
Begin Gets the begin location for the current interactive line mode.
Cancel (Inherited from Leadtools.Windows.Controls.InteractiveEventArgs)Gets or sets a value indicating whether the interactive mode should be canceled.
End Gets the end location for the current interactive line mode.
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.
Remarks

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

Example
Copy Code  
Imports Leadtools.Windows.Controls

Private Sub viewer_InteractiveScale(ByVal sender As Object, ByVal e As LineInteractiveEventArgs)
    Console.WriteLine("InteractiveScale: e.Begin {0}, e.End{1}, e.Status {2}, e.Cancel {3}", e.Begin, e.End, e.Status, e.Cancel)
End Sub
Public Sub BitmapSourceViewer_InteractiveScale(ByVal viewer As ImageViewer)
    viewer.SetInteractiveModeCursor(InteractiveMode.MagnifyGlass, Cursors.SizeAll, Cursors.Arrow)
    viewer.InteractiveMode = InteractiveMode.Scale
    AddHandler viewer.InteractiveScale, AddressOf viewer_InteractiveScale

    ' Drag mouse across image to scale the image
    ' After you are done, you must remove the event handler as in below
    '
    ' viewer.InteractiveScale -= new ImageViewer.InteractiveScaleEventHandler(viewer_InteractiveScale);
End Sub
using Leadtools.Help;
using Leadtools.Windows.Controls;

private void viewer_InteractiveScale(object sender, LineInteractiveEventArgs e)
{
   Console.WriteLine("InteractiveScale: e.Begin {0}, e.End{1}, e.Status {2}, e.Cancel {3}", e.Begin, e.End, e.Status, e.Cancel);
}
public void BitmapSourceViewer_InteractiveScale(ImageViewer viewer)
{
   viewer.SetInteractiveModeCursor(InteractiveMode.MagnifyGlass, Cursors.SizeAll, Cursors.Arrow);
   viewer.InteractiveMode = InteractiveMode.Scale;
   viewer.InteractiveScale +=new EventHandler<LineInteractiveEventArgs>(viewer_InteractiveScale);

   // Drag mouse across image to scale the image
   // After you are done, you must remove the event handler as in below
   //
   // viewer.InteractiveScale -= new ImageViewer.InteractiveScaleEventHandler(viewer_InteractiveScale);
}
using Leadtools.Help;
using Leadtools.Windows.Controls;

private void viewer_InteractiveScale(object sender, LineInteractiveEventArgs e)
{
   Console.WriteLine("InteractiveScale: e.Begin {0}, e.End{1}, e.Status {2}, e.Cancel {3}", e.Begin, e.End, e.Status, e.Cancel);
}
public void BitmapSourceViewer_InteractiveScale(ImageViewer viewer)
{
   viewer.SetInteractiveModeCursor(InteractiveMode.MagnifyGlass, Cursors.SizeNS, Cursors.Arrow);
   viewer.InteractiveMode = InteractiveMode.Scale;
   viewer.InteractiveScale +=new EventHandler<LineInteractiveEventArgs>(viewer_InteractiveScale);

   // Drag mouse across image to scale the image
   // After you are done, you must remove the event handler as in below
   //
   // viewer.InteractiveScale -= new ImageViewer.InteractiveScaleEventHandler(viewer_InteractiveScale);
}
Imports Leadtools
Imports Leadtools.Windows.Controls

Private Sub viewer_InteractiveScale(ByVal sender As Object, ByVal e As LineInteractiveEventArgs)
   Console.WriteLine("InteractiveScale: e.Begin {0}, e.End{1}, e.Status {2}, e.Cancel {3}", e.Begin, e.End, e.Status, e.Cancel)
End Sub
Public Sub BitmapSourceViewer_InteractiveScale(ByVal viewer As ImageViewer)
   viewer.SetInteractiveModeCursor(InteractiveMode.MagnifyGlass, Cursors.SizeNS, Cursors.Arrow)
   viewer.InteractiveMode = InteractiveMode.Scale
   AddHandler viewer.InteractiveScale, AddressOf viewer_InteractiveScale

   ' Drag mouse across image to scale the image
   ' After you are done, you must remove the event handler as in below
   '
   ' viewer.InteractiveScale -= new ImageViewer.InteractiveScaleEventHandler(viewer_InteractiveScale);
End Sub
Requirements

Target Platforms

See Also

Reference

ImageViewer Class
ImageViewer Members

 

 


Products | Support | Contact Us | Copyright Notices
© 2006-2014 All Rights Reserved. LEAD Technologies, Inc.