Telerik Windows Forms Rotator offers API which allows developers to create rotators with rich functionality, whose behaviors can be easily manipulated. For example you can specify whether scrolling or slideshows should pause when the mouse hovers over the control. You can also readily adjust the speed of slideshows.
The RadRotator class provides five functions: Start, Stop, Goto frame, Previous and Next, you can use to manipulate the state of the rotator. You can also manipulate the Items collection dynamically during the slideshow.