ArcGIS Pro 2.7 API Reference Guide
ScaleDuration(TimeSpan,TimeSpan,Double) Method
Example 

ArcGIS.Desktop.Mapping Namespace > Animation Class > ScaleDuration Method : ScaleDuration(TimeSpan,TimeSpan,Double) Method
The start time to scale.
The end time to scale
The factor to scale by.
Adjust the length of the track by a given scale factor.
Syntax
public void ScaleDuration( 
   TimeSpan start,
   TimeSpan end,
   double factor
)
Public Overloads Sub ScaleDuration( _
   ByVal start As TimeSpan, _
   ByVal end As TimeSpan, _
   ByVal factor As Double _
) 

Parameters

start
The start time to scale.
end
The end time to scale
factor
The factor to scale by.
Example
Scale the length of the animation between a start and end time.
public void ScaleAnimationAfterTime(TimeSpan afterTime, TimeSpan length)
{
  var mapView = MapView.Active;
  if (mapView != null)
    return;

  var animation = mapView.Map.Animation;
  var duration = animation.Duration;
  if (duration == TimeSpan.Zero || duration <= afterTime)
    return;

  var factor = length.TotalSeconds / (duration.TotalSeconds - afterTime.TotalSeconds);
  animation.ScaleDuration(afterTime, duration, factor);
}
Requirements

Target Platforms: Windows 10, Windows 8.1

See Also

Reference

Animation Class
Animation Members
Overload List