日期:2014-05-18 浏览次数:21097 次
 private void button1_Click(object sender, EventArgs e)
        {
            System.Drawing.Pen pen = new Pen(Brushes.Blue);
            pen.DashStyle = System.Drawing.Drawing2D.DashStyle.Dot;
            this.CreateGraphics().DrawLine(Pens.Red, 0, 0, 100, 100);
            this.CreateGraphics().DrawLine(pen, 0, 0, 100, 100);
        }
------解决方案--------------------
楼上是个好方法~