Brush brush = new LinearGradientBrush(new Point(0, 100), new Point(800, 100), Color.Blue, Color.White); e.Graphics.FillRectangle(brush, this.ClientRectangle);
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Brush brush = new LinearGradientBrush(new Point(0, 100), new Point(800, 100), Color.Blue, Color.White); e.Graphics.FillRectangle(brush, this.ClientRectangle);
转载于:https://www.cnblogs.com/qq1223558/p/3199910.html