【AS3代码】动态时钟

 //绘制刻度类

package com
{
    import flash.display.Shape;
    
    public class Box extends Shape
    {
        public function Box()
        {
            init();
        }
        
        private function init():void
        {
            this.graphics.beginFill(0x00ff00);
            this.graphics.drawRect(-3, -85, 6, 25);        //矩形条宽6
            this.graphics.endFill();
        }
    }
}

 //绘制时钟的指针类

package com
{
    import flash.display.Shape;
    
    public class Xian extends Shape
    {
        //len长度，color颜色
        public function Xian(len:uint, color:uint):void
        {
            init(len, color);
        }
        
        private function init(len:uint, color:uint):void
        {
            this.graphics.lineStyle(2,color);
            this.graphics.moveTo(0,0);            //线条的起点（原点）
            this.graphics.lineTo(0,len * -1);    //线条的终点(乘以负数，向上画；乘以正数，向下画；)
            this.graphics.endFill();
        }
    }
}

文档类 

package
{
    import com.Box;
    import com.Xian;
    
    import flash.display.Sprite;
    import flash.events.Event;
    
    public class Main extends Sprite
    {
        //绘制三条指针
        private var shizhen:Xian = new Xian(25, 0x000000);        //时针
        private var fenzhen:Xian = new Xian(40, 0xff00ff);        //分针
        private var miaozhen:Xian = new Xian(55, 0xff0000);        //秒针
        private var shijian:Date;
        
        public function Main():void
        {
            init();
        }
        
        private function init():void
        {
            var obj:Sprite = new Sprite();
            obj.x = 250;
            obj.y = 180;
            this.addChild(obj);
            
            //绘制表盘
            for(var i:uint = 0; i < 12; i++)
            {
                var biaoshi:Box = new Box();
                biaoshi.rotation += i * 30;    //每生成一个，就在之前的角度上旋转30度
                obj.addChild(biaoshi);
            }
            
            obj.addChild(shizhen);
            obj.addChild(fenzhen);
            obj.addChild(miaozhen);
            
            addEventListener(Event.ENTER_FRAME, dong);
        }
        
        //指针转动函数
        private function dong(evt:Event):void
        {
            shijian = new Date();
            
            //秒针的旋转角度算法：转一周360度，一分钟60秒，所以每一秒也就是旋转6度。
            miaozhen.rotation = shijian.seconds * 6;
            
            //分针的旋转角度算法：和秒针同理，每一分钟也是旋转6度，再加上每一条针也要转动的角度
            fenzhen.rotation = shijian.minutes *6 + shijian.seconds * 0.1;
            
            //时针旋转角度算法：
            shizhen.rotation = shijian.hours * 30 + shijian.minutes * 0.5 + shijian.seconds * 0.0083;
            
            
        }
    }

}