在C#繪製中國象棋棋盤是C#程式設計中GDI+的一個重要組成部分。這也是非常考驗程式設計技巧的操作。在繪製之前首先要對棋盤有一個完整的認識。下面是完成後的輸出圖案。

1.在製作過程中用到了背景圖片如下：

2.棋盤的橫豎交叉線的座標如下圖（棋盤橫向、豎向都以50象素間距繪製）

3.更細的座標分佈如下圖

完整的程式碼如下圖

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace Chinese_chessboard
{
 public partial class FrmMain : Form
 {
  public FrmMain()
  {
   InitializeComponent();
  }

  private void FrmMain_Paint(object sender,PaintEventArgs e)
  {
   if (!File.Exists(Application.StartupPath + @"\" + "bg.jpg"))
   {
    MessageBox.Show("請把素材中的bg.jpg圖片檔案放到可執行程式相同資料夾中,並重新啟動程式！","提示"); Application.Exit();
   }
   Console.WriteLine("C#程式設計交流群:485532597");
   Graphics g = e.Graphics; // 獲取一個Graphics物件
   g.Clear(Color.Coral);  //用珊瑚色清除窗體
   Font font1 = new Font("黑體",25,FontStyle.Regular);
   int s = (int)(font1.Size / 0.6);
   int s2 = (int)font1.Height;
   Image img = Image.FromFile("bg.jpg");
   g.DrawImage(Image.FromFile(Application.StartupPath + @"\" + "bg.jpg"),10,430,480);  //繪製背景圖
   g.DrawRectangle(new Pen(Color.Black,3),new Rectangle(new Point(20,20),new Size(410,460))); //繪製框圖

   Pen pen = new Pen(Color.Black,1);
   //繪製水平線
   for (int i = 0; i < 10; i++)
   {
    g.DrawLine(pen,new Point(25,25 + (i * 50)),new Point(425,25 + (i * 50)));
   }


   //繪製垂直線
   for (int i = 0; i < 9; i++)
   {
    g.DrawLine(pen,new Point(25 + (i * 50),25),225));
    g.DrawLine(pen,275),475));
   }
   //return;
   //繪製將士位置斜線
   g.DrawLine(pen,new Point(175,new Point(275,125));
   g.DrawLine(pen,375),475));
   g.DrawLine(pen,475),375));



   //兵位（炮位）線,只畫一個
   g.DrawLine(pen,new Point(30,160),170));
   g.DrawLine(pen,170),new Point(40,180),190));
   g.DrawLine(pen,180));

   g.DrawString("楚 河",new Font("黑體",Brushes.Black,new Point(50,235));

   g.TranslateTransform(300,235); //平移座標軸
   g.RotateTransform(180); //進行180度旋轉
   g.DrawString("漢 界",new Point(-100,-35));
   g.ResetTransform(); //座標軸復位 
   
   this.DrawAngle(g,pen,new Point(125,175),"all");
   this.DrawAngle(g,"left");
   this.DrawAngle(g,new Point(225,new Point(325,new Point(75,125),new Point(375,"all");

   this.DrawAngle(g,325),"right");
   this.DrawAngle(g,"all");
   g.Dispose();   //釋放物件
  }
  private void DrawAngle(Graphics g,Pen pen,Point point,string str)
  {
   Point p1 = new Point(point.X + 5,point.Y + 5);
   Point p2= new Point(point.X - 5,point.Y + 5);
   Point p3= new Point(point.X -5,point.Y - 5);
   Point p4 = new Point(point.X +5,point.Y -5);
   if(str=="right"||str=="all")
   {
    //p1 p4
    g.DrawLine(pen,p1,new Point(p1.X + 10,p1.Y));
    g.DrawLine(pen,new Point(p1.X,p1.Y+10));
    g.DrawLine(pen,p4,new Point(p4.X + 10,p4.Y));
    g.DrawLine(pen,new Point(p4.X,p4.Y-10));
   }
   if(str=="left" || str == "all")
   {
    //p2 p3
    g.DrawLine(pen,p2,new Point(p2.X - 10,p2.Y));
    g.DrawLine(pen,new Point(p2.X,p2.Y+10));
    g.DrawLine(pen,p3,new Point(p3.X - 10,p3.Y));
    g.DrawLine(pen,new Point(p3.X,p3.Y - 10));
   }
  }
 }
}

以上就是本文的全部內容，希望對大家的學習有所幫助，也希望大家多多支援我們。