package { import flash.display.MovieClip; public class Counter extends MovieClip { public var currentValue:Number; public function Counter() { reset(); } public function addToValue( amountToAdd:Number ):void { currentValue = currentValue + amountToAdd; updateDisplay(); } public function setValue( amount:Number ):void { currentValue = amount; updateDisplay(); } public function reset():void { currentValue = 0; updateDisplay(); } public function updateDisplay():void { } } }