c++贪吃蛇改进版

来源：互联网发布：淘宝金币有什么用编辑：程序博客网时间：2024/05/01 07:41
上次的贪吃蛇的基础上改变了食物的颜色，增加了读取上次记录，本来想写一个读取最高纪录的，没写出来，太菜，，，下面是代码
/**红色豆,可以读写上次记录,最大记录还是写不进去*/#include <iostream>#include<windows.h>#include<time.h>#include<math.h>#include<conio.h>#include <cstdlib>#include <cstdio>#include<fstream>using namespace std;/*#define w 1//上#define a 3//左#define s 2//下#define d 4//右*//**定位光标*/HANDLE hout = GetStdHandle(STD_OUTPUT_HANDLE);HANDLE h = GetStdHandle(STD_OUTPUT_HANDLE);COORD coord;void locate(int x,int y){    coord.X=y;    coord.Y=x;    SetConsoleCursorPosition(hout,coord);}/**隐藏光标*/void hide(){    CONSOLE_CURSOR_INFO cursor_info = {1,0};    SetConsoleCursorInfo(hout,&cursor_info);}/**生成随机数*/double random(double start,double end){    return start+(end-start)*rand()/(RAND_MAX+1.0);}/**地图的长宽，蛇的坐标，长度，方向，食物的位置*/int m,n;struct node{    int x;    int y;}snake[1000];int snake_length,dir;node food;int direct[4][2]={{-1,0},{1,0},{0,-1},{0,1}};/**输出墙*/void print_wall(int n,int m){    cout<<" ";    for(int i=0;i<n;i++){        cout<<"-";    }    cout<<" "<<endl;    for(int j=0;j<m;j++){        cout<<"|";        for(int k=0;k<n;k++){            cout<<" ";        }        cout<<"|"<<endl;    }    cout<<" ";    for(int i=0;i<n;i++){        cout<<"-";    }}/**首次输出蛇*/void print_snake(){     SetConsoleTextAttribute(h,                            FOREGROUND_RED |                            FOREGROUND_GREEN |                            FOREGROUND_BLUE);    locate(snake[0].x,snake[0].y);    cout<<"@";    for(int i=1;i<=snake_length-1;i++){            locate(snake[i].x,snake[i].y);        cout<<"*";    }}/**判断自撞以及撞墙*/bool is_correct(){    if(snake[0].x==0||snake[0].y==0||snake[0].x==21||snake[0].y==61){        return false;    }    for(int i=1;i<=snake_length-1;i++){        if(snake[0].x==snake[i].x&&snake[0].y==snake[i].y){            return false;        }    }    return true;}/**随机生成并输出食物*/bool print_food(){    //WORD wOldColorAttrs;//Word是16位短整数，无符号短整型，0到65535之间的整数    //CONSOLE_SCREEN_BUFFER_INFO csbiInfo;    // Save the current color    //GetConsoleScreenBufferInfo(h, &csbiInfo);//用于检索指定的控制台屏幕缓冲区的信息，调用成功返回值非0，调用不成功返回0；    //wOldColorAttrs = csbiInfo.wAttributes;    srand((unsigned)time(0));    bool e;    while(1){            e=true;        int i=(int)random(0,20)+1,j=(int)random(0,60)+1;        food.x=i;food.y=j;        for(int k=0;k<=snake_length-1;k++){            if(food.x==snake[k].x&&food.y==snake[k].y){                e= false;                break;            }        }        if(e){            break;        }    }    locate(food.x,food.y);    //SetConsoleTextAttribute(h, wOldColorAttrs);    //cout<<"$";*/        SetConsoleTextAttribute(h,                            FOREGROUND_RED |FOREGROUND_INTENSITY); //设置控制台背景颜色和字体颜色的函数，   cout<<"$";    return true;}void print_smileface(){  SetConsoleTextAttribute(h,                            FOREGROUND_RED |                            FOREGROUND_GREEN |                            FOREGROUND_BLUE);    locate(8,64);     cout<<"  ********  "<<endl;     locate(9,64);    cout<<"*          *"<<endl;    locate(10,64);    cout<<"*  ^    ^  *"<<endl;    locate(11,64);    cout<<"*          *"<<endl;    locate(12,64);    cout<<"*    ˇ    *"<<endl;    locate(13,64);    cout<<"  ********  "<<endl;    locate(14,66);    cout<<"吃到了~"<<endl;}void print_face(){     SetConsoleTextAttribute(h,                            FOREGROUND_RED |                            FOREGROUND_GREEN |                            FOREGROUND_BLUE);  locate(8,64);     cout<<"  ********  "<<endl;     locate(9,64);    cout<<"*          *"<<endl;    locate(10,64);    cout<<"*  *    *  *"<<endl;    locate(11,64);    cout<<"*          *"<<endl;    locate(12,64);    cout<<"*    *     *"<<endl;    locate(13,64);    cout<<"  ********  "<<endl;    locate(14,66);    cout<<"小心哦~"<<endl;}int readmaxlength(){    ifstream inFile;    inFile.open("c:\\snake.txt");    if(inFile.is_open()){        int maxlength;        inFile>>maxlength;        return maxlength;    }}/**写上次记录*///http://blog.csdn.net/kingstar158/article/details/6859379/void writeFile(){    ofstream outFile;    outFile.open("c:\\snake.txt");    int lastlength;    lastlength=snake_length;    int maxlength;    outFile << lastlength <<endl;    int length=readmaxlength();    if(length<snake_length){            maxlength=snake_length;        outFile<<maxlength;    }   else{    maxlength=length;    outFile<<maxlength;   }    outFile.close();}/**写最大记录*//*void writemaxFile(){    ifstream inFile;    inFile.open("c:\\snake1.txt");    if(inFile.is_open()){        int maxlength;        inFile>>maxlength;        int length=maxlength;        if(snake_length>length){            ofstream outFile;            outFile.open("c:\\snake1.txt");              outFile << length << endl;            locate(17,64);            cout<<"最高记录："<<maxlength<<endl;        }    }}*//**读取纪录*/void readFile(){    ifstream inFile;    inFile.open("c:\\snake.txt");    if(inFile.is_open()){        int lastlength;        inFile >> lastlength;        int maxlength;        inFile>>maxlength;        locate(16,64);        cout << "上次纪录:" << lastlength << endl;        locate(17,64);        cout<<"最高纪录:"<<maxlength<<endl;    }    else{        locate(16,64);        cout << "上次纪录:" << 0 << endl;        locate(17,64);        cout<<"最高纪录:"<<snake_length<<endl;    }}/**前进*/bool go_ahead(){     SetConsoleTextAttribute(h,                            FOREGROUND_RED |                            FOREGROUND_GREEN |                            FOREGROUND_BLUE);    node temp;    temp = snake[snake_length-1];    bool e = false;    for(int i=snake_length-1;i>=1;i--){        snake[i]=snake[i-1];    }    snake[0].x=snake[0].x+direct[dir][0];    snake[0].y=snake[0].y+direct[dir][1];    locate(snake[1].x,snake[1].y);    cout<<"*";    /*如果吃到食物了*/    if(snake[0].x==food.x&&snake[0].y==food.y){        snake_length++;        e = true;        snake[snake_length-1]=temp;    }    /*输出此时蛇的状态*/    if(!e){        locate(temp.x,temp.y);        cout<<" ";        print_face();        readFile();    }    else{        print_food();        print_smileface();        readFile();    }    locate(snake[0].x,snake[0].y);    cout<<"@";    /*如果自撞或者撞墙了*/    if(!is_correct()){        system("cls");        cout<<"你输了"<<endl;        cout<<"最终长度是："<<snake_length;        return false;    }    return true;}void print_logo(){   // SetConsoleTextAttribute(h,FOREGROUND_RED|FOREGROUND_INTENSITY);    cout<<"**********   **       **        *        **           **********"<<endl;    cout<<"**********   ***      **       ***       **      **   **********"<<endl;    cout<<"**           ****     **      ** **      **    **     **        "<<endl;    cout<<"**           ** **    **     **   **     **  **       **        "<<endl;    cout<<"**********   **  **   **    **     **    ****         **********"<<endl;    cout<<"**********   **   **  **    *********    ***          **********"<<endl;    cout<<"        **   **    ** **    **     **    ** **        **        "<<endl;    cout<<"        **   **     ****    **     **    **   **      **        "<<endl;    cout<<"**********   **      ***   **       **   **     **    **********"<<endl;    cout<<"**********   **       **  **         **  **       **  **********"<<endl;    for(int i=1;i<65;i++){        cout<<"-";    }cout<<endl;//SetConsoleTextAttribute(h,FOREGROUND_GREEN|FOREGROUND_INTENSITY);    cout<<" * ** * "<<endl;    cout<<"* .  . *"<<endl;    cout<<"*      *"<<endl;    cout<<"*   -  *"<<endl;    cout<<" *    *     * *"<<endl;    cout<<"   * *    * * * *        *"<<endl;    cout<<"    * * * *    * * * * ** "<<endl;    cout<<"     * * *       * * * *"<<endl;    cout<<endl;    locate(12,30);    cout<<"游戏规则：按上下左右键控制蛇的移动"<<endl;    locate(13,40);    cout<<"每吃掉一个食物身体长长一节"<<endl;    locate(14,40);    cout<<"撞到墙或者自己的身体则游戏失败"<<endl;    locate(15,40);    cout<<"我们的目标是变大变长！"<<endl;    locate(16,40);    cout<<"请输入难度（1~100）开始游戏吧！"<<endl;    cout<<endl;}/**主函数**/int main(){    print_logo();    int hard;    locate(17,40);    cin>>hard;    if(hard<1||hard>100){        cout<<"游戏难度不得小于1不得大于100，请重新开始游戏"<<endl;        system("pause");        return 0;    }    snake_length=5;    for(int i=0;i<5;i++){        snake[i].x=1;        snake[i].y=5-i;    }    dir=3;    system("cls");    hide();    print_wall(60,20);    print_food();    print_snake();    locate(3,62);    cout<<"当前长度：";    //char a,s,w,d;    clock_t q,t;    char ch;    double hard_len;    /**开始游戏*/    while(1){        hard_len=(double)snake_length/(double)(60*20);        q=clock();        while(1){            t=clock();            if(t-q>=(int)(400-30*hard)*(1-sqrt(hard_len))){                break;            }        }        /**键入上下左右*/        if(kbhit()){            ch=getch();            if(ch==-32){                ch=getch();                switch(ch){                case 72://上                    if(dir==2||dir==3){                        dir=0;                    }                    break;                case 80:                    if(dir==2||dir==3){                        dir=1;                    }                    break;                case 75:                    if(dir==0||dir==1){                        dir=2;                    }                    break;                case 77:                    if(dir==0||dir==1){                        dir=3;                    }                    break;              /*  case 3://左a                    if(dir==0||dir==1){                        dir=2;                    }                    break;                case 1://上w                        if(dir==2||dir==3){                        dir=0;                        }                    break;                case 2://下s                     if(dir==2||dir==3){                        dir=1;                    }                    break;                case 4://右d                    if(dir==0||dir==1){                        dir=3;                    }                    break;*/                }            }        }        if(!go_ahead()){            writeFile();            // writemaxFile();            break;        }        locate (3,73);        cout<<snake_length<<endl;    }    system("pause");    return 0;}
下面是运行结果
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