C++ 扫雷，排雷小游戏

界面：

游戏思想： 

扫雷游戏：
    1.随机给定雷点坐标
    2.判断每个点的雷情况
    3.由用户根据上下左右键到达指定位置，点击enter，翻开该点
        如果该点是雷点，此时翻开所有雷点，告知游戏结束
        非雷点，翻开该点坐标

代码：

#include
#include
#include
#include
#include
#include
#include

using namespace std;

#define WIDTH 500
#define HEIGHT 500
#define SIDE 50
#define THUNDERNUM 10
#define TOTALSCORE 100
#define EVERY_OF_DESC 5

int score = TOTALSCORE;
class Point {
public:
	int x;
	int y;
	Point() {}
	Point(int _x, int _y)
		:x(_x), y(_y)
	{}
	void setPoint(int x, int y) {
		this->x = x;
		this->y = y;
	}
	Point(const Point& xy)
		:x(xy.x), y(xy.y)
	{}
	bool operator<(const Point& xy)const {
		if (x <= xy.x)
			return true;
		return y <= xy.y;
	}
	Point& operator=(const Point& xy) {
		if (this != &xy) {
			x = xy.x;
			y = xy.y;
		}
		return *this;
	}
	bool operator==(const Point& xy) {
		return ((x == xy.x) && (y = xy.y));
	}
	bool operator!=(const Point& xy) {
		return !(*this == xy);
	}
};

class ThunderPoint {
private:
	vector storage;
	int num;
public:
	ThunderPoint(int _num = THUNDERNUM)
		:num(_num) {
		//初始化雷点位置
		int count = 0;
		while (count != num) {
			int x = (rand() % (WIDTH / SIDE)) * SIDE;//随机生成数据，使之在图形界面之中
			int y = (rand() % (HEIGHT / SIDE)) * SIDE;
			Point tem(x, y);
			int i = -1;
			bool flag = false;
			for (i = 0; i < storage.size(); i++) {
				if (tem == storage[i]) {
					flag = true;
					break;
				}
			}
			if (flag==false) {
				//说明没有重复
				storage.push_back(tem);
				count++;
			}
		}
	}
	vector& getThunderPoint() {
		//获得雷点位置
		return storage;
	}
	void drawThunderPoint() {
		auto it = storage.begin();
		while (it != storage.end()) {
			setfillcolor(RED);
			fillcircle((*it).x, (*it).y, SIDE / 2);
			++it;
		}
	}
};

class Grid {
private:
	vector> nearbythunder;
	vector> isopen;
	ThunderPoint thunder;
	Point currposition;
	Point preposition;
	vector color;
public:
	bool isOver;
public:
	Grid() 
		:thunder(10),currposition()
	{
		preposition.setPoint(0, 0);
		for (int i = 0; i < 10; ++i) {
			color.push_back(RGB(rand() % 256, rand() % 256, rand() % 256));
		}
		isOver = false;
		isopen.resize(HEIGHT / SIDE, vector(WIDTH / SIDE, false));
	    nearbythunder.resize(HEIGHT/SIDE,vector(WIDTH/SIDE,0));
		currposition.setPoint(0, 0);
		//先将雷点的位置标出来，标为数字 9   
		//      任何一个点，他附近的雷点最多8个
		auto it = thunder.getThunderPoint().begin();
		while (it != thunder.getThunderPoint().end()) {
			int x = ((*it).x)/SIDE;
			int y = ((*it).y)/SIDE;
			nearbythunder[x][y] = 9;
			if (((y - SIDE/SIDE) >= 0) && (nearbythunder[x][y - SIDE/SIDE] != 9)) {
				nearbythunder[x][y - SIDE/SIDE]++;
			}
			if (((y - SIDE/SIDE) >= 0) && ((x - SIDE/SIDE) >= 0) && (nearbythunder[x - SIDE/SIDE][y - SIDE/SIDE] != 9)) {
				nearbythunder[x - SIDE/SIDE][y - SIDE/SIDE]++;
			}
			if (((y - SIDE/SIDE) >= 0) && ((x + SIDE/SIDE) < WIDTH/SIDE) && (nearbythunder[x + SIDE/SIDE][y - SIDE/SIDE] != 9)) {
				nearbythunder[x + SIDE/SIDE][y - SIDE/SIDE]++;
			}
			if (((x - SIDE/SIDE) >= 0) && (nearbythunder[x - SIDE/SIDE][y] != 9)) {
				nearbythunder[x - SIDE/SIDE][y]++;
			}
			if (((x + SIDE/SIDE) < WIDTH/SIDE) && (nearbythunder[x + SIDE/SIDE][y] != 9)) {
				nearbythunder[x + SIDE/SIDE][y]++;
			}
			if (((y + SIDE/SIDE) < HEIGHT/SIDE) && (nearbythunder[x][y + SIDE/SIDE] != 9)) {
				nearbythunder[x][y + SIDE/SIDE]++;
			}
			if (((y + SIDE/SIDE) < HEIGHT/SIDE) && ((x - SIDE/SIDE) >= 0) && (nearbythunder[x - SIDE/SIDE][y + SIDE/SIDE] != 9)) {
				nearbythunder[x - SIDE/SIDE][y + SIDE/SIDE]++;
			}
			if (((y + SIDE / SIDE) < HEIGHT / SIDE) && ((x + SIDE / SIDE) < WIDTH / SIDE) && (nearbythunder[x + SIDE / SIDE][y + SIDE / SIDE] != 9)) {
				nearbythunder[x + SIDE / SIDE][y + SIDE / SIDE]++;
			}
			++it;
		}
		for (int i = 0; i < HEIGHT; i = i + SIDE) {
			setlinecolor(YELLOW);
			line(0, i, WIDTH, i);
			line(i, 0, i, HEIGHT);
		}
	}
	void keyDown()
	{
		char userKey = _getch();
		if (userKey == -32)			// 表明这是方向键
			userKey = -_getch();	// 获取具体方向，并避免与其他字母的 ASCII 冲突
		setfillcolor(GREEN);
		preposition = currposition;
		switch (userKey)
		{
		case 'w':
		case 'W':
		case -72: //上
		{
			if (currposition.y - SIDE >= 0) {
				currposition.y -= SIDE;
			}
		}
			break;
		case 's':
		case 'S':
		case -80://下
		{
			if (currposition.y + SIDE < HEIGHT)
				currposition.y += SIDE;
		}
			break;
		case 'a':
		case 'A':
		case -75://左
		{
			if (currposition.x - SIDE >= 0)
				currposition.x -= SIDE;
		}
			break;
		case 'd':
		case 'D':
		case -77://右
		{
			if (currposition.x + SIDE < WIDTH) {
				currposition.x += SIDE;
			}
		}
			break;
		case '\r':
		{
			score -= EVERY_OF_DESC;
			settextstyle(10, 10, "楷体");
			settextcolor(GREEN);
			RECT rect;
			rect.left = WIDTH-100; rect.top = 100; rect.right = WIDTH; rect.bottom = 200;
			string ll = to_string(score);
			const char* str = ll.c_str();
			//drawtext(str, &rect, 1);

			//现在开始翻
			openOne(currposition);
		}
			break;
		}
		setlinecolor(BLACK);
		setlinestyle(1, 0);
		line(preposition.x, preposition.y, preposition.x + SIDE, preposition.y);
		setfillcolor(GREEN);
		setlinecolor(WHITE);
		setlinestyle(1, 2);
		line(currposition.x, currposition.y, currposition.x + SIDE, currposition.y );
	}
private:
	bool pred(bool x) {
		return x == true;
	}
	void openOne(const Point& cur) {
		//说明此时翻一个
		isopen[cur.x / SIDE][cur.y / SIDE] = true;
		//此时应该着色
		settextcolor(color[nearbythunder[cur.x/SIDE][cur.y/SIDE]]);
		RECT rect;
		settextstyle(SIDE, SIDE, "楷体");
		rect.left = cur.x; rect.top = cur.y; rect.right = cur.x + SIDE; rect.bottom = cur.y + SIDE;
		drawtext((to_string(nearbythunder[cur.x / SIDE][cur.y / SIDE])).c_str(), &rect, 1);
		int count = 0;
		for (int i = 0; i < HEIGHT / SIDE; ++i) {
			for (int j = 0; j < WIDTH / SIDE; ++j) {
				if (isopen[i][j] == true) {
					count++;
				}
			}
		}
		cout << count << endl;
		if (nearbythunder[cur.x / SIDE][cur.y / SIDE] == 9 || count==((WIDTH/SIDE)*(HEIGHT/SIDE)- THUNDERNUM)) {
			//说明游戏结束
			setfillcolor(RED);
			for (int i = 0; i < thunder.getThunderPoint().size(); i++) {
				fillcircle((thunder.getThunderPoint()[i]).x + SIDE / 2, (thunder.getThunderPoint()[i]).y + SIDE / 2, SIDE / 2);
			}
			settextcolor(WHITE);
			settextstyle(SIDE, SIDE, "楷体");
			rect.left = 0; rect.top = 4*SIDE; rect.right = WIDTH; rect.bottom = HEIGHT;
			drawtext("GAMEOVER!", &rect, 2);
			isOver = true;
			return;
		}
	}
};

int main() {
	initgraph(WIDTH, HEIGHT);//初始化界面
	srand((unsigned)time(NULL));//设置随机数据种子，以当前的时间戳为种子
	setbkcolor(RED);
	srand((unsigned)time(NULL));
	settextcolor(BLUE);
	setbkmode(TRANSPARENT);			// 设置文字输出模式为透明c
	setbkcolor(HSLtoRGB(100, 0.3, 7.5f));
	Grid gr;
	while (gr.isOver==false) {
		gr.keyDown();
	}
	system("pause");
	clearcliprgn();
}

代码解读：

   1.类之间的联系