代码
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
namespace WindowsFormsApp16
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
private void Form1_Paint(object sender, PaintEventArgs e)
{
//创建Graphics对象
Graphics GPS = this.CreateGraphics();
//创建笔，确定多边形颜色为黑色，宽度为3
Pen blackPen = new Pen(Color.Black, 3);
//定义多边形顶点
Point pt1 = new Point(90, 30);
Point pt2 = new Point(50, 60);
Point pt3 = new Point(90, 90);
Point pt4 = new Point(170, 90);
Point pt5 = new Point(210, 60);
Point pt6 = new Point(170, 30);
//定义point结构数组，用来表示多边形的点
Point[] curvePoints = { pt1, pt2, pt3, pt4, pt5, pt6 };
//绘制多边形
GPS.DrawPolygon(blackPen, curvePoints);
}
}
}
运行结果
AfterRun.PNG
