private void panel1_Paint(object sender, PaintEventArgs e)
{
Graphics g = e.Graphics;
g.DrawBezier(Pens.Red, new Point(0, 50), new Point(50, 100), new Point(100, 0),
new Point(150, 100));
}
具体化那种线条,你查查msdn
越说越不明白,你要画那种曲线·····
画线要有点Point 画笔Pen 或Pens ,画板 Graphics
具体画那种,调用Graphics中的方法就行了,查查msdn 看看在问