ing (Bitmap bmp = new Bitmap(600, 600)) { Graphics g = Graphics.FromImage(bmp); Brush brush = new LinearGradientBrush (new PointF(0.0f, 0.0f), new PointF(700.0f, 300.0f), Color.Blue, Color.Red); for (int j = 0; j < 60; ++j) for(int i = 0; i < 60; ++i) g.FillEllipse(brush, i * 10, j * 10, 10, 10); this.CreateGraphics().DrawImage(bmp, 0, 0); } } 再次编译运行,发现情况并没有好转。猜测Graphics对象g可能也没有被页码:[1] [2] [3] [4] [5] 第3页、共5页 |