怎么画这样的圆饼图？

Question

画出来啊Graphics 
FillEllipse()

Answer 1

mschart
可以直接搞定
而且能十分详细

Answer 2

参考
private void showpic()
        {
            Bitmap bitm = new Bitmap(pictureBox1.Width,pictureBox1.Height);
            Graphics g = Graphics.FromImage(bitm);
            g.DrawArc(new Pen(Color.Red, 2), pictureBox1.Width / 4, 150, 300, 300, 0, 360);
            g.FillPie(new SolidBrush(Color.Red), pictureBox1.Width / 4, 150, 298, 298, 0, 90);
            g.FillPie(new SolidBrush(Color.Green), pictureBox1.Width / 4, 150, 298, 298, 90, 90);
            g.FillPie(new SolidBrush(Color.RoyalBlue), pictureBox1.Width / 4, 150, 298, 298, 180, 90);
            g.FillPie(new SolidBrush(Color.Snow), pictureBox1.Width / 4, 150, 298, 298, 270, 90);
            pictureBox1.BackgroundImage = bitm;
        
        }

Answer 3

        public static Image EllipseImage( Color color)
        {
            Bitmap Bmp = new Bitmap(50 ,50);
            Graphics G = Graphics.FromImage(Bmp);
            G.FillEllipse(new SolidBrush(color), new Rectangle(new Point(0, 0), new Size(50, 50)));
            G.FillPie(new SolidBrush(Color.Green), new Rectangle(new Point(0, 0), new Size(50, 50)), 45.5f, 45.5f);
            G.Dispose();            return Bmp;
        }

Answer 4

[url=http://www.dotnetcharting.com/[/url]
这个咋样