C# GraphicsPath.AddArc 方法 (Int32, Int32, Int32, Int32, Single...答:private void Form1_Paint(object sender, PaintEventArgs e) { GraphicsPath path = new GraphicsPath(); path.AddArc(0, 0, 100, 200, 10, 270); e.Graphics.DrawPath(new Pen(Color.Black,1),path); } 上面的的是一个左上角在(0,0)处,宽和高分别为100,200px的矩形...