InteractiveMagnifyGlass Event

Visual Basic
C#
Objective-C
Java
C++

public event EventHandler<LineInteractiveEventArgs> InteractiveMagnifyGlass

'Declaration
 
Public Event InteractiveMagnifyGlass As EventHandler(Of LineInteractiveEventArgs)

'Usage
 
Dim instance As ImageViewer
Dim handler As EventHandler(Of LineInteractiveEventArgs)
 
AddHandler instance.InteractiveMagnifyGlass, handler

public:
event EventHandler<LineInteractiveEventArgs^>^ InteractiveMagnifyGlass

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.

Property	Description
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.

Only occurs when the InteractiveMode property is set to InteractiveMode.MagnifyGlass.

Visual Basic
C#
WinRT C#
WinRT JavaScript
Silverlight C#
Silverlight VB

Copy Code

Imports Leadtools.Windows.Controls

Private Sub viewer_InteractiveMagnifyGlass(ByVal sender As Object, ByVal e As LineInteractiveEventArgs)
    Dim ImageViewer As ImageViewer = TryCast(sender, ImageViewer)
    Console.WriteLine("InteractiveMagnifyGlass: 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_InteractiveMagnifyGlass(ByVal viewer As ImageViewer)
    viewer.SetInteractiveModeCursor(InteractiveMode.MagnifyGlass, Cursors.Arrow, Cursors.None)
    viewer.InteractiveMode = InteractiveMode.MagnifyGlass
    AddHandler viewer.InteractiveMagnifyGlass, AddressOf viewer_InteractiveMagnifyGlass

    ' Drag mouse across image to see the magnifying glass
    ' After you are done, you must remove the event handler as in below
    '
    ' viewer.InteractiveMagnifyGlass -= new ImageViewer.InteractiveMagnifyGlassEventHandler(viewer_InteractiveMagnifyGlass);
End Sub

using Leadtools.Help;
using Leadtools.Windows.Controls;

private void viewer_InteractiveMagnifyGlass(object sender, LineInteractiveEventArgs e)
{
   ImageViewer ImageViewer = sender as ImageViewer;
   Console.WriteLine("InteractiveMagnifyGlass: e.Begin {0}, e.End{1}, e.Status {2}, e.Cancel {3}", e.Begin, e.End, e.Status, e.Cancel);
}

public void BitmapSourceViewer_InteractiveMagnifyGlass(ImageViewer viewer)
{
   viewer.SetInteractiveModeCursor(InteractiveMode.MagnifyGlass, Cursors.Arrow, Cursors.None);
   viewer.InteractiveMode = InteractiveMode.MagnifyGlass;
   viewer.InteractiveMagnifyGlass +=new EventHandler<LineInteractiveEventArgs>(viewer_InteractiveMagnifyGlass);

   // Drag mouse across image to see the magnifying glass
   // After you are done, you must remove the event handler as in below
   //
   // viewer.InteractiveMagnifyGlass -= new ImageViewer.InteractiveMagnifyGlassEventHandler(viewer_InteractiveMagnifyGlass);
}

using Leadtools.Help;
using Leadtools.Windows.Controls;

private void viewer_InteractiveMagnifyGlass(object sender, LineInteractiveEventArgs e)
{
   ImageViewer ImageViewer = sender as ImageViewer;
   Console.WriteLine("InteractiveMagnifyGlass: e.Begin {0}, e.End{1}, e.Status {2}, e.Cancel {3}", e.Begin, e.End, e.Status, e.Cancel);
}

public void BitmapSourceViewer_InteractiveMagnifyGlass(ImageViewer viewer)
{
   viewer.SetInteractiveModeCursor(InteractiveMode.MagnifyGlass, Cursors.Arrow, Cursors.None);
   viewer.InteractiveMode = InteractiveMode.MagnifyGlass;
   viewer.InteractiveMagnifyGlass +=new EventHandler<LineInteractiveEventArgs>(viewer_InteractiveMagnifyGlass);

   // Drag mouse across image to see the magnifying glass
   // After you are done, you must remove the event handler as in below
   //
   // viewer.InteractiveMagnifyGlass -= new ImageViewer.InteractiveMagnifyGlassEventHandler(viewer_InteractiveMagnifyGlass);
}

Imports Leadtools
Imports Leadtools.Windows.Controls

Private Sub viewer_InteractiveMagnifyGlass(ByVal sender As Object, ByVal e As LineInteractiveEventArgs)
   Dim ImageViewer As ImageViewer = TryCast(sender, ImageViewer)
   Console.WriteLine("InteractiveMagnifyGlass: 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_InteractiveMagnifyGlass(ByVal viewer As ImageViewer)
   viewer.SetInteractiveModeCursor(InteractiveMode.MagnifyGlass, Cursors.Arrow, Cursors.None)
   viewer.InteractiveMode = InteractiveMode.MagnifyGlass
   AddHandler viewer.InteractiveMagnifyGlass, AddressOf viewer_InteractiveMagnifyGlass

   ' Drag mouse across image to see the magnifying glass
   ' After you are done, you must remove the event handler as in below
   '
   ' viewer.InteractiveMagnifyGlass -= new ImageViewer.InteractiveMagnifyGlassEventHandler(viewer_InteractiveMagnifyGlass);
End Sub

Target Platforms

Reference

ImageViewer Class
ImageViewer Members