ArcObjects Library Reference (3DAnalyst)  

ICamera.Zoom Method

Zooms in or out by moving the observer according to the required ratio between the new and previous viewing distances.

[Visual Basic .NET]
Public Sub Zoom ( _
    ByVal ratio As Double _
)
[C#]
public void Zoom (
    double ratio
);
[C++]
HRESULT Zoom(
  double ratio
);
[C++]

Parameters

ratio [in]   ratio is a parameter of type double

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server. Requires 3D Analyst Extension.

See Also

ICamera Interface