贪吃蛇游戏实现

来源：互联网发布：北京网络培训编辑：程序博客网时间：2024/04/28 07:37
#include<iostream>#include<vector>#include<cstdio>#include<time.h>#include<Windows.h>using namespace std;enum                //设置蛇头移动的方向{U,D,L,R};typedef struct Coor                 //定义一个坐标类{int _x = 0;int _y = 0;Coor(int x = 0, int y = 0):_x(x), _y(y){}}Coor;void move(int x, int y){COORD cd;cd.X = x;cd.Y = y;HANDLE handle = GetStdHandle(STD_OUTPUT_HANDLE);SetConsoleCursorPosition(handle, cd);}class Snake{public:Snake(int row, int col):_row(row), _col(col){_map = new char*[_row];for (int i = 0; i < _row; i++){_map[i] = new char[_col];}}~Snake(){for (int i = 0; i < _row; i++){delete[] _map[i];}delete[] _map;}private:void SetMap()             //初始化地图{for (int i = 0; i < _row; i++){for (int j = 0; j < _col; j++){_map[i][j] = ' ';}}for (int i = 0; i < _row; i++){_map[i][0] = '#';_map[i][_col - 1] = '#';}for (int i = 0; i < _col; i++){_map[0][i] = '#';_map[_row - 1][i] = '#';}}bool CheckAccess()                    //判断蛇是否能够通过{if ((_array[0]._x > 0) && (_array[0]._x<(_col - 1))&& (_array[0]._y>0) && (_array[0]._y <(_row - 1))){for (int i = 1; i < (int)_array.size(); i++)     //判断是否与自己相撞{if ((_array[0]._x == _array[i]._x) && (_array[0]._y == _array[i]._y)){return false;}}return true;}elsereturn false;}void SetFood()                 //随机产生食物{int x = 0;int y = 0;while ((_map[x][y] != ' ')){srand((unsigned)time(NULL));x = rand() % (_row - 3) + 1;y = rand() % (_col - 3) + 1;}move(y, x);printf("%c", 3);food._x = y;                  //记录食物的位置food._y = x;}void PrintMap()                                 //打印地图{SetMap();                                    //设置地图for (int i = 0; i < _row; i++){for (int j = 0; j < _col; j++){printf("%c", _map[i][j]);}cout << endl;}int x = 1;int y = 1;_array.push_back(Coor(x, y));          //将蛇头放到数组中move(y, x);cout << '0';                           //打印蛇头status = R;                            //初始化蛇头的方向}void DrawSnake(int status)                        //绘制蛇的图形{//先擦除蛇for (int i = 0; i< (int)_array.size(); i++){move(_array[i]._x, _array[i]._y);cout << ' ';}//获得蛇的下一个位置的坐标switch (status){case U:                        //上for (int i = (int)_array.size() - 1; i>0; i--){_array[i]._x = _array[i - 1]._x;_array[i]._y = _array[i - 1]._y;}_array[0]._y -= 1;break;case D:                        //下for (int i = (int)_array.size() - 1; i>0; i--){_array[i]._x = _array[i - 1]._x;_array[i]._y = _array[i - 1]._y;}_array[0]._y += 1;break;case L:                        //左for (int i = (int)_array.size() - 1; i>0; i--){_array[i]._x = _array[i - 1]._x;_array[i]._y = _array[i - 1]._y;}_array[0]._x -= 1;break;case R:                        //右for (int i = (int)_array.size() - 1; i>0; i--){_array[i]._x = _array[i - 1]._x;_array[i]._y = _array[i - 1]._y;}_array[0]._x += 1;break;}if (!CheckAccess())                //判断蛇的位置是否合法{exit(1);}//重新绘制出蛇的图像for (int i = 0; i<(int)_array.size(); i++){move(_array[i]._x, _array[i]._y);cout << '0';}}public:void PlayGame(){PrintMap();                         //打印出地图int i = 6;SetFood();while (1){     //获取方向if (GetAsyncKeyState(VK_UP) && status != 'U'){status = U;}else if (GetAsyncKeyState(VK_DOWN) && status != 'D'){status = D;}else if (GetAsyncKeyState(VK_LEFT) && status != 'L'){status = L;}else if (GetAsyncKeyState(VK_RIGHT) && status != 'R'){status = R;}if (_array[0]._x == food._x&&_array[0]._y == food._y)      //判断是否吃到食物{Coor pos = _array.back();_array.push_back(pos);SetFood();}DrawSnake(status);                    //画出图像Sleep(300);}}private:vector<Coor> _array;    //记录每一个蛇的的结点坐标char** _map;           //开辟地图int _row;              //地图的长int _col;              //地图的宽Coor food;             //标记 食物的位置int status;            //标记蛇头移动的方向};void test(){Snake s(20, 40);s.PlayGame();}int main(){test();system("pause");return 0;}
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