ArcGIS Developer Help

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

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