花爵爷
幼苗
共回答了22个问题采纳率:81.8% 举报
private void button1_Click(object sender,EventArgs e)
{
Point p = new Point(100,100);
Point p2 = new Point(20,15);
double value=Math.Sqrt(Math.Abs(p.X-p2.X)*Math.Abs(p.X-p2.X)+Math.Abs(p.Y-p2.Y)*Math.Abs(p.Y-p2.Y));
Graphics g=this .CreateGraphics();
g.DrawString(value.ToString(),new Font("宋体",30),Brushes.Red,p);
}
1年前
8