Leadtools.WinForms Namespace > Classes > RasterImageViewer > Methods > ZoomToRectangle Method

public virtual void ZoomToRectangle(  
   Rectangle rc 
) 

Public Overridable Sub ZoomToRectangle( _ 
   ByVal rc As Rectangle _ 
) 

public: 
virtual void ZoomToRectangle(  
   Rectangle rc 
) 

Imports Leadtools.WinForms 
Imports Leadtools 
Imports Leadtools.Codecs 
Imports Leadtools.ImageProcessing.Color 
Imports Leadtools.Drawing 
 
Public Sub RasterImageViewer_ZoomToRectangle(ByVal viewer As RasterImageViewer) 
   Dim rectSize As Integer = 200 
   Dim left As Integer = (viewer.ClientRectangle.Right - viewer.ClientRectangle.Left - rectSize) \ 2 
   Dim top As Integer = (viewer.ClientRectangle.Bottom - viewer.ClientRectangle.Top - rectSize) \ 2 
   Dim rcZoom As Rectangle = New Rectangle(left, top, rectSize, rectSize) 
   viewer.ZoomToRectangle(rcZoom) 
End Sub 

using Leadtools.WinForms; 
using Leadtools; 
using Leadtools.Codecs; 
using Leadtools.ImageProcessing.Color; 
using Leadtools.Drawing; 
 
public void RasterImageViewer_ZoomToRectangle(RasterImageViewer viewer) 
{ 
   int rectSize = 200; 
   int left = (viewer.ClientRectangle.Right - viewer.ClientRectangle.Left - rectSize) / 2; 
   int top =  (viewer.ClientRectangle.Bottom - viewer.ClientRectangle.Top - rectSize) / 2; 
   Rectangle rcZoom = new Rectangle(left, top, rectSize, rectSize); 
   viewer.ZoomToRectangle(rcZoom); 
} 

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Leadtools.WinForms Assembly