ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Desktop.Mapping Namespace / MapView Class / ZoomOutFixed Method
The amount of time to navigate the view to the new camera position. If null it uses the default navigation duration.
Example

In This Topic
    ZoomOutFixed Method
    In This Topic
    Zoom the Camera out by a fixed amount. This method must be called on the MCT. Use QueuedTask.Run.
    Syntax
    public bool ZoomOutFixed( 
       Nullable<TimeSpan> duration
    )
    Public Function ZoomOutFixed( _
       Optional ByVal duration As Nullable(Of TimeSpan) _
    ) As Boolean

    Parameters

    duration
    The amount of time to navigate the view to the new camera position. If null it uses the default navigation duration.

    Return Value

    True if the navigation is completed, false if it was interrupted by another view navigation.
    Exceptions
    ExceptionDescription
    This method or property must be called within the lambda passed to QueuedTask.Run.
    Example
    Fixed Zoom Out Synchronous
    public Task<bool> ZoomOutFixedAsync()
    {
      return QueuedTask.Run(() =>
      {
        //Get the active map view.
        var mapView = MapView.Active;
        if (mapView == null)
          return false;
    
        //Zoom out in the map view by a fixed amount.
        return mapView.ZoomInFixed();
      });
    
    }
    Fixed Zoom Out
    public Task<bool> ZoomOutFixed()
    {
      return QueuedTask.Run(() =>
      {
        //Get the active map view.
        var mapView = MapView.Active;
        if (mapView == null)
          return false;
    
        //Zoom out in the map view by a fixed amount.
        return mapView.ZoomOutFixed();
      });
    }
    
    public Task<bool> ZoomOutFixedAsync()
    {
      //Get the active map view.
      var mapView = MapView.Active;
      if (mapView == null)
        return Task.FromResult(false);
    
      //Zoom in the map view by a fixed amount.
      return mapView.ZoomOutFixedAsync();
    }
    Requirements

    Target Platforms: Windows 11, Windows 10, Windows 8.1

    See Also