animation

type Animation interface {
	// Activate is called when the animation is being started on the display.
	// An animation may be re-used so this should be able to be called more than once.
	// Typically, this would be used to clear the display for an animation that does not cover the entire display,
	// so each frame only has to draw the changed areas.
	Activate(drivers.Displayer)
	// DrawFrame draws the next frame of the animation.
	// The current frame number is provided to allow animations to be keyed off every-x-frames without having to keep
	// track of that themselves.
	// Returns whether the animation should continue.
	DrawFrame(disp drivers.Displayer, tick uint32) bool
}