.NET显示gif文件

        bool animatingFlag = false;//设定动画标志
        Bitmap gifImage= new Bitmap("D:/Geoff.Image/Temp/1.gif");
                
        public void AnimateImage()
        {
            if (!animatingFlag)
            { 
                ImageAnimator.Animate(gifImage, new EventHandler(this.OnFrameChanged));
                animatingFlag = true;

            }
        }   

        private void OnFrameChanged(object o, EventArgs e)
        {   
            this.Invalidate();
        }

        protected override void OnPaint(PaintEventArgs e)
        {
            this.SetStyle(ControlStyles.AllPaintingInWmPaint, true);
            this.SetStyle(ControlStyles.DoubleBuffer, true);   
            AnimateImage();//开始显示动画
            ImageAnimator.UpdateFrames();
            e.Graphics.DrawImage(this.gifImage, new Point(100, 100));//指定显示位置
        }