| Interface | Description | 
|---|---|
| Ticker | 
 The timeline ticker is responsible to update the last and the current playhead position of the
 underlying video player, to its  
TickerObserver observers. | 
| TickerObserver | 
 The Ticker observer which receives updates of the last and current playhead position. 
 | 
| Class | Description | 
|---|---|
| TickerFactory | 
 A Ticker Factory class that creates the appropriate Ticker according to
 the underlying Video player used in the  
BaseVideoView. | 
| Enum | Description | 
|---|---|
| Ticker.Position | 
 Describes the positions where the Ticker can start. 
 |