Actions are used to continuously modify the state of particles created by an Emitter.

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	Interface	Description
	Action	The Action interface must be implemented by all particle actions.

	Class	Description
	ActionBase	The ActionBase class is the abstract base class for all particle actions in the Flint library.
	Age	The Age action operates in conjunction with the Lifetime initializer.
	ChangeCollisionRadius	The ChangeCollisionRadius action adjusts the collision radius of the particle as it ages.
	ChangeMass	The ChangeMass action adjusts the mass of the particle as it ages.
	ColorChange	The ColorChange action alters the color of the particle as it ages.
	Fade	The Fade action adjusts the particle's alpha as it ages.
	KeyDownAction	The KeyDownAction Action uses another action.
	ScaleImage	The ScaleImage action adjusts the size of the particles imnage as it ages.
	TargetColor	The TargetColor action adjusts the color of the particle towards a target color.
	TargetScale	The TargetScale action adjusts the scale of the particle towards a target scale.