ZoomStep Property (GdViewer)

In This Topic

Gets or sets the zoom step, that specifies the percentage of increasing or decreasing the current zoom factor when using the ZoomIN and the ZoomOUT methods. The value of 25 represents the 25% step, the value of 10 represents the 10% step, etc.

Syntax

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

'Declaration
 
Public Property ZoomStep As Integer

public int ZoomStep {get; set;}

public read-write property ZoomStep: Integer;

public function get,set ZoomStep : int

public: __property int get_ZoomStep();
public: __property void set_ZoomStep( 
   int value
);

public:
property int ZoomStep {
   int get();
   void set (    int value);
}

Property Value

The default value is 25.

Remarks

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

Example

How to change the current zoom step.

VB.NET
C#

'We assume that the GdViewer1 control has been properly integrated.
            
'Determine the current zoom step.
MessageBox.Show("The current zoom step is: " + GdViewer1.ZoomStep.ToString(), "GdViewer.ZoomStep")
'Set the current zoom step to 10%.
GdViewer1.ZoomStep = 10

//We assume that the GdViewer1 control has been properly integrated.
            
//Determine the current zoom step.
MessageBox.Show("The current zoom step is: " + GdViewer1.ZoomStep.ToString(), "GdViewer.ZoomStep");
//Set the current zoom step to 10%.
GdViewer1.ZoomStep = 10;

Reference

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