ZoomCenterAtMousePosition Property (GdViewer)

In This Topic

Specifies if the document displayed in the GdViewer control is centered to the currently defined mouse position when performing any zoom action.

Syntax

Visual Basic
C#
Delphi
JScript
Managed Extensions for C++
C++/CLI

'Declaration
 
Public Property ZoomCenterAtMousePosition As Boolean

public bool ZoomCenterAtMousePosition {get; set;}

public read-write property ZoomCenterAtMousePosition: Boolean;

public function get,set ZoomCenterAtMousePosition : boolean

public: __property bool get_ZoomCenterAtMousePosition();
public: __property void set_ZoomCenterAtMousePosition( 
   bool value
);

public:
property bool ZoomCenterAtMousePosition {
   bool get();
   void set (    bool value);
}

Property Value

The default value is false.

Remarks

If the PageDisplayMode property is other than PageDisplayMode.SinglePageView, this property must be set to false.

Please try the Document Viewer Sample here to find out, how to utilize zooming features in your application.

Example

How to properly set and use this property.

VB.NET
C#

'We assume that the GdViewer1 control has been properly integrated.
GdViewer1.PageDisplayMode = PageDisplayMode.SinglePageView
GdViewer1.ZoomCenterAtMousePosition = True

//We assume that the GdViewer1 control has been properly integrated.
GdViewer1.PageDisplayMode = PageDisplayMode.SinglePageView;
GdViewer1.ZoomCenterAtMousePosition = true;

Reference

GdViewer Class
GdViewer Members
PageDisplayMode Property
Zoom Property
ZoomMode Property
ZoomIN Method
ZoomOUT Method