SizeModeChanged Event (RasterImageViewer)

Occurs when the value of the SizeMode property changes.

Syntax

C#
Visual Basic
Objective-C
Java
C++

public event EventHandler SizeModeChanged

'Declaration
 
Public Event SizeModeChanged As EventHandler

'Usage
 
Dim instance As RasterImageViewer
Dim handler As EventHandler
 
AddHandler instance.SizeModeChanged, handler

public:
event EventHandler^ SizeModeChanged

This example uses the SizeModeChanged event to show how the SizeMode has changed.

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

Copy Code

Imports Leadtools.WinForms
Imports Leadtools
Imports Leadtools.Codecs
Imports Leadtools.ImageProcessing.Color
Imports Leadtools.Drawing

Private Sub viewer_SizeModeChanged(ByVal sender As Object, ByVal e As EventArgs)
   Dim viewer As RasterImageViewer = CType(IIf(TypeOf sender Is RasterImageViewer, sender, Nothing), RasterImageViewer)
   Dim s As String = String.Format("SizeModeChanged Event: {0}", viewer.SizeMode.ToString())
   MessageBox.Show(s)
End Sub
Public Sub RasterImageViewer_SizeModeChanged(ByVal viewer As RasterImageViewer)
   AddHandler viewer.SizeModeChanged, AddressOf viewer_SizeModeChanged

   Select Case viewer.SizeMode
      Case RasterPaintSizeMode.Fit
         viewer.SizeMode = RasterPaintSizeMode.FitAlways

      Case RasterPaintSizeMode.FitAlways
         viewer.SizeMode = RasterPaintSizeMode.FitWidth

      Case RasterPaintSizeMode.FitWidth
         viewer.SizeMode = RasterPaintSizeMode.Normal

      Case RasterPaintSizeMode.Normal
         viewer.SizeMode = RasterPaintSizeMode.Stretch

      Case RasterPaintSizeMode.Stretch
         viewer.SizeMode = RasterPaintSizeMode.Fit
   End Select

   RemoveHandler viewer.SizeModeChanged, AddressOf viewer_SizeModeChanged
End Sub

using Leadtools.WinForms;
using Leadtools;
using Leadtools.Codecs;
using Leadtools.ImageProcessing.Color;
using Leadtools.Drawing;

private void viewer_SizeModeChanged(object sender, EventArgs e)
{
   RasterImageViewer viewer = sender as RasterImageViewer;
   string s = string.Format("SizeModeChanged Event: {0}", viewer.SizeMode.ToString());
   MessageBox.Show(s);
}
public void RasterImageViewer_SizeModeChanged(RasterImageViewer viewer)
{
   viewer.SizeModeChanged += new EventHandler(viewer_SizeModeChanged);

   switch (viewer.SizeMode)
   {
      case RasterPaintSizeMode.Fit:
         viewer.SizeMode = RasterPaintSizeMode.FitAlways;
         break;

      case RasterPaintSizeMode.FitAlways:
         viewer.SizeMode = RasterPaintSizeMode.FitWidth;
         break;

      case RasterPaintSizeMode.FitWidth:
         viewer.SizeMode = RasterPaintSizeMode.Normal;
         break;

      case RasterPaintSizeMode.Normal:
         viewer.SizeMode = RasterPaintSizeMode.Stretch;
         break;

      case RasterPaintSizeMode.Stretch:
         viewer.SizeMode = RasterPaintSizeMode.Fit;
         break;
   }

   viewer.SizeModeChanged -= new EventHandler(viewer_SizeModeChanged);
}

SizeModeChanged Event (RasterImageViewer)

Reference