Gets the update rectangle in the target image during an animation playback.
true if you want to clear the rectangle; false if you do not.
A LeadRect that this method will fill with the coordinates of the update rectangle.
The rectangle uses image coordinates, and it is cumulative.
You usually call this after the following states, which you can get with the State property:
|RasterImageAnimatorState.PostClear||Indicates that the target image has been cleared|
|RasterImageAnimatorState.PostRender||that a frame has been rendered to the target image|
|RasterImageAnimatorState.PostDispose||Indicates that the current frame has been disposed of. The index is incremented after processing this state|
This method uses image coordinates to specify the update rectangle. Therefore, you must account for the image's view perspective. For more information, refer to Accounting for View Perspective.
For an example, refer to RasterImageAnimator.
Medical Web Viewer .NET