主题：[求助]渐变色的问题！

 Dim g As Graphics = PictureBox1.CreateGraphics

        g.Clear(Color.White)

        Dim pen As Pen = New Pen(Color.Black, 1)

        Dim rect As Rectangle = New Rectangle(10, 10, 600, 500)

        g.DrawPie(pen, rect, -60, -60)

        Dim myBrush As New System.Drawing.Drawing2D.LinearGradientBrush(ClientRectangle, Color.Blue, Color.White, System.Drawing.Drawing2D.LinearGradientMode.Vertical)

        g.FillPie(myBrush, rect, -60, -60)