private void Mouse_MouseEvent(object sender, MouseEventExtArgs e)
        {
            if (e.UpOrDown == UpDown.Up)
            {
                OnMouseUp(e.Button);
            }
            if (e.UpOrDown == UpDown.Down)
            {
                OnMouseDown(e.Button);
            }
            var relPos = e.MakeRelative(Overlay.Location).Position;

            if (mousePos == DEFAULT_POSITION)
            {
                mousePos = relPos;
            }
            if (mousePos != relPos)
            {
                OnMouseMoved(mousePos, relPos, relPos - mousePos);
            }
            mousePos = relPos;
            if (e.WheelMoved && e.WheelDelta != 0)
            {
                OnMouseWheelScrolled(e.WheelDelta);
            }
        }