ArcGIS Pro 2.7 API Reference Guide
LayerKeyframe Class
Members 

ArcGIS.Desktop.Mapping Namespace : LayerKeyframe Class
Represents a keyframe in the LayerTrack.
Object Model
LayerKeyframe ClassLayer Class
Syntax
public sealed class LayerKeyframe : Keyframe 
Public NotInheritable Class LayerKeyframe 
   Inherits Keyframe
Remarks
The layer keyframe stores the layer, the visibility state and defines the transitions for the visibility of the layer.
Inheritance Hierarchy

System.Object
   ArcGIS.Desktop.Mapping.Keyframe
      ArcGIS.Desktop.Mapping.LayerKeyframe

Requirements

Target Platforms: Windows 10, Windows 8.1

See Also

Reference

LayerKeyframe Members
ArcGIS.Desktop.Mapping Namespace