使用 EasyX制作的小游戏，游戏思想很简单每一步棋，就判断当前游戏是否结束，判断的规则就是横、竖、斜角是否五子连珠 . . .

游戏素材准备：

一个背景、一首歌，其它的线、棋子，都是通过Api 画出来的 . . .

.
游戏效果如下所示：

代码如下所示：

#include <iostream>
#include <cmath>
#include <graphics.h>
#include <mmsystem.h>
#pragma comment (lib,"winmm")


const int WIDTH = 640;
const int HEIGHT = 640;

MOUSEMSG msg;

void Init();		//音乐   背景    大小

class Gobang
{
private:
	int fd_flag = 0;

	const static int ROW = 16;
	const static int COL = 16;

	int arr[ROW][COL] = { 0 };

public:
	void DrawLine();	//画线

	void PlayChess();	//下棋
};


int main()
{
	Init();

	Gobang gobang;
	gobang.DrawLine();

	while (1)
		gobang.PlayChess();

	return 0;
}


void Init()
{
	initgraph(WIDTH, HEIGHT);

	loadimage(nullptr, "bj.jpg", WIDTH, HEIGHT);

	mciSendString("open bj.mp3", 0, 0, 0);
	mciSendString("play bj.mp3 repeat", 0, 0, 0);

	std::cin.get();

}

void Gobang::DrawLine()
{
	setlinecolor(BLACK);

	for (int i = 1; i < 16; i++)
	{
		line(40 * i, 40, 40 * i, WIDTH - 40);
		line(40, 40 * i, WIDTH - 40, 40 * i);
	}
	setlinecolor(RED);
	line(39, 40, 39, WIDTH - 40);
	line(40 * 15 + 1, 40, 40 * 15 + 1, WIDTH - 40);
	line(38, 40, 38, WIDTH - 40);
	line(40 * 15 + 2, 40, 40 * 15 + 2, WIDTH - 40);
	line(40, 39, WIDTH - 40, 39);
	line(40, 40 * 15 + 1, WIDTH - 40, 40 * 15 + 1);
	line(38, 40, 38, WIDTH - 40);
	line(40 * 15 + 2, 40, 40 * 15 + 2, WIDTH - 40);

	setfillcolor(BLACK);

	fillcircle(WIDTH / 2, HEIGHT / 2, 4);
	fillcircle(WIDTH / 2 + 80, HEIGHT / 2 - 80, 4);
	fillcircle(WIDTH / 2 + 80, HEIGHT / 2 + 80, 4);
	fillcircle(WIDTH / 2 - 80, HEIGHT / 2 - 80, 4);
	fillcircle(WIDTH / 2 - 80, HEIGHT / 2 + 80, 4);
}

void Gobang::PlayChess()
{
	msg = GetMouseMsg();

	if (msg.mkLButton && msg.x > 20 && msg.x < WIDTH - 20 && msg.y > 20 && msg.y < WIDTH - 20)
	{
		for (int i = 1; i < ROW; i++)
		{
			for (int j = 1; j < COL; j++)
			{
				if (abs(msg.x - i * 40) < 15 && abs(msg.y - j * 40) < 15 && arr[i][j] == 0)
				{
					if (++fd_flag % 2)
						setfillcolor(WHITE);
					else
						setfillcolor(BLACK);
					int x = i * 40;
					int y = j * 40;
					solidcircle(x, y, 10);
					arr[i][j] = fd_flag % 2 + 1;


					for (int k = i - 4; k <= i; k++)
					{
						if (k < 0 || k > 11)
							continue;

						if (arr[k][j] == 2 && arr[k + 1][j] == 2 && arr[k + 2][j] == 2 && arr[k + 3][j] == 2 && arr[k + 4][j] == 2)
						{
							MessageBox(nullptr, " 游戏结束！ 白子胜利！", "五子棋", MB_OK);
							exit(0);
						}
						if (arr[k][j] == 1 && arr[k + 1][j] == 1 && arr[k + 2][j] == 1 && arr[k + 3][j] == 1 && arr[k + 4][j] == 1)
						{
							MessageBox(nullptr, " 游戏结束！ 黑子胜利！", "五子棋", MB_OK);
							exit(0);
						}
					}

					for (int k = j - 4; k <= j; k++)
					{
						if (k < 0 || k > 11)
							continue;

						if (arr[i][k] == 2 && arr[i][k + 1] == 2 && arr[i][k + 2] == 2 && arr[i][k + 3] == 2 && arr[i][k + 4] == 2)
						{
							MessageBox(nullptr, " 游戏结束！ 白子胜利！", "五子棋", MB_OK);
							exit(0);
						}
						if (arr[i][k] == 1 && arr[i][k + 1] == 1 && arr[i][k + 2] == 1 && arr[i][k + 3] == 1 && arr[i][k + 4] == 1)
						{
							MessageBox(nullptr, " 游戏结束！ 黑子胜利！", "五子棋", MB_OK);
							exit(0);
						}
					}

					int m = i - 4;
					int n = j - 4;

					for (int k = 0; k < 5; k++)
					{
						if (m < 0 || m > 11 || n < 0 || n > 11)
						{
							m++; n++;
							continue;
						}

						if (arr[m][n] == 2 && arr[m + 1][n + 1] == 2 && arr[m + 2][n + 2] == 2 && arr[m + 3][n + 3] == 2 && arr[m + 4][n + 4] == 2)
						{
							MessageBox(nullptr, " 游戏结束！ 白子胜利！", "五子棋", MB_OK);
							exit(0);
						}
						if (arr[m][n] == 1 && arr[m + 1][n + 1] == 1 && arr[m + 2][n + 2] == 1 && arr[m + 3][n + 3] == 1 && arr[m + 4][n + 4] == 1)
						{
							MessageBox(nullptr, " 游戏结束！ 黑子胜利！", "五子棋", MB_OK);
							exit(0);
						}
						m++; n++;
					}

					m = i - 4;
					n = j + 4;

					for (int k = 0; k < 5; k++)
					{
						if (m < 0 || m > 11 || n < 0 || n > 11)
						{
							m++; n--;
							continue;
						}

						if (arr[m][n] == 2 && arr[m + 1][n - 1] == 2 && arr[m + 2][n - 2] == 2 && arr[m + 3][n - 3] == 2 && arr[m + 4][n - 4] == 2)
						{
							MessageBox(nullptr, " 游戏结束！ 白子胜利！", "五子棋", MB_OK);
							exit(0);
						}
						if (arr[m][n] == 1 && arr[m + 1][n - 1] == 1 && arr[m + 2][n - 2] == 1 && arr[m + 3][n - 3] == 1 && arr[m + 4][n - 4] == 1)
						{
							MessageBox(nullptr, " 游戏结束！ 黑子胜利！", "五子棋", MB_OK);
							exit(0);
						}
						m++; n--;
					}
				}
			}
		}
	}
}