private void d2DPainterBox1_MouseMove(object sender, MouseEventArgs e)
        {
            d2DPainterBox1.Refresh();

            PianoMouseEventArgs pme = new PianoMouseEventArgs(e);

            pme.CalcAxis(pprops, rconf, pme_cache);
            OnMouseEventHandler Handle      = null; //Move事件
            EventHandler        HandleEnter = null; //Enter事件
            EventHandler        HandleLeave = null; //Leave事件

            switch (pme.Area)
            {
            case PianoMouseEventArgs.AreaType.Roll: Handle = RollMouseMove; HandleEnter = RollMouseEnter; break;

            case PianoMouseEventArgs.AreaType.Title: Handle = TitleMouseMove; HandleEnter = TitleMouseEnter; break;

            case PianoMouseEventArgs.AreaType.Track: Handle = TrackMouseMove; HandleEnter = TrackMouseEnter; break;
            }
            if (pme_sendEnterEvent)
            {
                if (HandleEnter != null)
                {
                    HandleEnter(sender, e);
                }
            }
            else if (pme_cache.Area != pme.Area)
            {
                switch (pme_cache.Area)
                {
                case PianoMouseEventArgs.AreaType.Roll: HandleLeave = RollMouseLeave; break;

                case PianoMouseEventArgs.AreaType.Title: HandleLeave = TitleMouseLeave; break;

                case PianoMouseEventArgs.AreaType.Track: HandleLeave = TrackMouseLeave; break;
                }
                if (HandleEnter != null)
                {
                    HandleEnter(sender, e);
                }
                if (HandleLeave != null)
                {
                    HandleLeave(sender, e);
                }
            }
            if (Handle != null)
            {
                Handle(sender, pme);                //发送Move
            }
            pme_cache          = pme;
            pme_sendEnterEvent = false;
            this.OnMouseMove(e);
        }
        private PianoMouseEventArgs RiseMouseHandle(object sender, MouseEventArgs e, OnMouseEventHandler Roll, OnMouseEventHandler Title, OnMouseEventHandler Track)
        {
            PianoMouseEventArgs pme = new PianoMouseEventArgs(e);

            pme.CalcAxis(pprops, rconf, pme_cache);
            OnMouseEventHandler Handle = null;

            switch (pme.Area)
            {
            case PianoMouseEventArgs.AreaType.Roll: Handle = Roll; break;

            case PianoMouseEventArgs.AreaType.Title: Handle = Title; break;

            case PianoMouseEventArgs.AreaType.Track: Handle = Track; break;
            }
            if (Handle != null)
            {
                Handle(sender, pme);
            }
            return(pme);
        }