class Explosion : ActionRole {

    static val frameNames = listOf<String>("0", "1", "2", "3", "4", "5", "6", "6")
    override fun createAction() : Action {
        return FrameAnimation( actor, Explosion.frameNames, 0.3) then
            Kill( actor )
    }

    static fun create( square : Square ) : Actor {
        val  costume = Resources.instance.costumes.find( "explosion" )
        val actor = costume.createActor()
        actor.x = square.worldX()
        actor.y = square.worldY()

        Game.instance.scene.findStage( "extra" ).add( actor )
        return actor
    }

    static fun create( square : Square, direction : int ) : Actor {
        val actor = create( square )

        actor.x += square.grid.gridSize * Item.getDeltaX( direction )
        actor.y += square.grid.gridSize * Item.getDeltaY( direction )

        return actor
    }

}