uwp 获取屏幕分辨率

   public static Size ScreenSize
        {
            get
            {
                //screen resolution
                 var height = DisplayInformation.GetForCurrentView().ScreenHeightInRawPixels;
                 var width = DisplayInformation.GetForCurrentView().ScreenWidthInRawPixels;
                return new Size(width,height);
            }

        }