Ｃ＋＋控制台下的贪吃蛇

Ｃ＋＋控制台下的贪吃蛇

这是我大一第一个学期无聊写的一个小游戏，我记得当时写这个的时候还是挺激动的，现在大二了，回过头来看看这些代码，太笨拙了，但是毕竟时间有限，而且这个是我写的第一个游戏，不想去改了，就这样了吧。贴个代码留做纪念吧！高手勿喷啊！！

//2014.12.12日Mr.Xiong 制作
//本人能力有限，如有疏漏，尽请见谅
#include <iostream>
#include <cstdio>
#include <string>
#include <iomanip>
#include <conio.h>
#include <ctime>
#include <windows.h>
#define ESC 27    /*ESC 的ASCII码*/
using namespace std;
const int G_MAPX = 23;//宽度
const int G_MAPY = 24;//长度
int G_MAP[G_MAPX][G_MAPY] = { 0 };
const int Blank = 0;
const int Obstacle = 1;
const int Snake = 2;
const int Food = 3;
int Lenght = 4;
double Settime = 9;
double Speed = 3000 / Settime;//初始值为0.3
int i, j; //循环变量
bool FoodExist = false;//用于判断失误存在与否
enum G_Direction { UP, DOWN, LEFT, RIGHT };
G_Direction NowDirec = DOWN;//记录本次移动的方向
G_Direction PrevDirec;//记录上一次的方向
void SetBackground();//设置背景
void ShowBackground();//背景输出
void gotoxy(int x, int y);  //移动光标的函数到指定的位置的的函数
void Hidden();//光标隐藏
void GameOver();
void ShowTime();//显示系统时间
class SnakeNode {
private:

    SnakeNode *front, *next;
public:
    int x, y;
    void AddSnakeHead(int xx, int yy);
    void DelSnakeTail();
    int GetSnakeX() {
        return x;
    }
    int GetSnakeY() {
        return y;
    }
    void Release();
}*Head = NULL, *Tail = NULL;
void SnakeNode::AddSnakeHead(int xx, int yy) {
    SnakeNode *prt = new SnakeNode;
    prt->x = xx;
    prt->y = yy;
    if(Head != NULL) {
        prt->next = Head;
        Head->front = prt;
        Head = prt;
    } else {
        Head = Tail = prt;
        Tail->next = NULL;
    }
    gotoxy(prt->x, prt->y);
    cout << setw(2) << "●";
}
void SnakeNode::DelSnakeTail() {
    SnakeNode *Temp = Tail;
    Tail = Temp->front;
    Tail->next = NULL;
    gotoxy(Temp->x, Temp->y);
    cout << setw(2) << " ";
    delete Temp;
}
void SnakeNode::Release() { //释放所有空间
    SnakeNode *p = Head;
    while(p->next == NULL) {
        p = p->next;
        delete p->front;
    }
    delete Head;
    Head = NULL;
    Tail == NULL;
}
class FOOD {
public:
    int FoodX, FoodY;
    void CreateFood();
    int GetFoodX() {
        return FoodX;
    }
    int GetFoodY() {
        return FoodY;
    }
} FD;
void FOOD::CreateFood() {
    srand((unsigned)time(NULL));
    FoodX = rand() % (G_MAPX - 1) + 1;
    FoodY = rand() % (G_MAPY - 3) + 1; //》》》》》》》》》》？？？？？？此处可以改进？？？？？？？？？？
    gotoxy(FoodX, FoodY);
    G_MAP[FoodX][FoodY] = Food;//多余的话
    FoodExist = true;
    cout << setw(2) << "★";
}
class Move {
private:
    char Key;

public:
    int x1, y1, FFoodX, FFoodY;
    G_Direction GetGirection();
    void Moving();
    bool Hitwall();
    bool OppositeDirec();//容错性，判断是否用户是否错误输入了运动相反的方向
} SK;
bool Move::OppositeDirec() {
    if((PrevDirec == UP && NowDirec == DOWN) || (PrevDirec == DOWN && NowDirec == UP) || (PrevDirec == LEFT && NowDirec == RIGHT) || (PrevDirec == RIGHT && NowDirec == LEFT))
        return true;
    else
        return false;
}
bool Move::Hitwall() { //判断是否撞墙
    if (x1 == 0 || x1 == G_MAPY - 1 || y1 == 0 || y1 == G_MAPX  - 1)
        return true;
    else
        return false;
}
G_Direction Move::GetGirection() {
    if(_kbhit()) {
        PrevDirec = NowDirec;
        Key = _getch();
        switch (Key) {
        case 0x48:
            NowDirec = UP;
            break;
        case 0x50:
            NowDirec = DOWN;
            break;
        case 0x4b:
            NowDirec = LEFT;
            break;
        case 0x4d:
            NowDirec = RIGHT;
            break;
        default:
            break;
        }
        fflush(stdin);
        if(OppositeDirec())//容错性。如果用户输入方向错误，则不执行
            NowDirec = PrevDirec;
    } else
        Moving();
}
void Move::Moving() {
    x1 = Head->GetSnakeX();
    y1 = Head->GetSnakeY();
    Sleep(Speed);
    switch (NowDirec) {
    case UP:
        y1--;
        break;
    case DOWN:
        y1++;
        break;
    case LEFT:
        x1--;
        break;
    case RIGHT:
        x1++;
        break;
    default:
        break;
    }
    Head->AddSnakeHead(x1, y1);
    Tail->DelSnakeTail();
    ShowTime();
    if(!FoodExist) {
        FD.CreateFood();
    }
    FFoodX = FD.GetFoodX();
    FFoodY = FD.GetFoodY();
    if(x1 == FFoodX && y1 == FFoodY) {
        Lenght++;
        Speed -= 50;
        FoodExist = false;
        Head->AddSnakeHead(x1, y1); //加一个节点
    }
    if (Hitwall() == true)
        GameOver();
    GetGirection();
}
int main() {
    Hidden();
    SetBackground();
    ShowBackground();//描绘背景图
    Head->AddSnakeHead(2, 3); //设置蛇的初始长度与位置
    Head->AddSnakeHead(2, 4);
    Head->AddSnakeHead(2, 5);
    Head->AddSnakeHead(2, 6);
    while(1) {
        SK.GetGirection();
        SK.Moving();
    }
    return 0;
}


/*****************************功能函数区*******************************/
void SetBackground() {
    for(i = 0; i < G_MAPX; i++) {
        for(j = 0; j < G_MAPY; j++) {
            if(i == 0 || i == G_MAPX - 1 || j == 0 || j == G_MAPY - 1)
                G_MAP[i][j] = Obstacle;
        }
    }
}
void ShowBackground() {
    system("color 2e");  //设置背景颜色
    cout << "\n\n\n\n\n\n\t\t\t****兴旺贪吃蛇****";
    cout << ",就";
    Sleep(700);
    cout << "是";
    Sleep(700);
    cout << "不";
    Sleep(700);
    cout << "yi";
    Sleep(700);
    cout << "样~~~";
    cout << "\n\n\n\n\n\n\t\t\t\t\t\t\tTip:↑↓←→控制方向";
    cout << "\n\n\n\n\n\n\n\n\n\t\t\t\t\t\t\t\tLoading";
    cout << ".";
    Sleep(300);
    cout << ".";
    Sleep(300);
    cout << ".";
    Sleep(900);
    system("cls");
    for (i = 0; i < G_MAPX; i++) {
        for (j = 0; j < G_MAPY; j++) {
            if (G_MAP[i][j] == Obstacle)
                cout << setw(2) << "▉";
            else cout << setw(2) << "  ";
        }
        if (i == 2) cout << "       >>>兴旺贪吃蛇<<<";
        else if (i == G_MAPX - 5) cout << "\t当前速度：";
        else  if (i == G_MAPX - 3)cout << "\t当前时间：";
        cout << endl;
    }
}
void gotoxy(int x, int y) { //移动光标的函数到指定的位置的的函数
    COORD loc = { 2 * x, y };
    HANDLE hOutput = GetStdHandle(STD_OUTPUT_HANDLE);
    SetConsoleCursorPosition(hOutput, loc);
}
void Hidden() { //光标隐藏
    HANDLE hOut = GetStdHandle(STD_OUTPUT_HANDLE);
    CONSOLE_CURSOR_INFO hidden;
    GetConsoleCursorInfo(hOut, &hidden);
    hidden.bVisible = 0;
    SetConsoleCursorInfo(hOut, &hidden);
}
void GameOver() {
    Sleep(3000);
    Head->Release();
    system("cls");
    cout << "\n\n\n\t\t******************************\n";
    cout << "\t\t\tＧＡＭＥ　ＯＶＥＲ!\n";
    cout << "\t\t******************************\n";
    Sleep(2000);
    exit(0);
}
void ShowTime() {
    gotoxy(G_MAPX + 2, G_MAPY - 3); // 显示当前时间
    SYSTEMTIME m_time;
    GetLocalTime(&m_time);
    int a = m_time.wHour;
    int b = m_time.wMinute;
    int c = m_time.wSecond;
    cout << "\t\t\t" << setw(2) << a << ":" << b << ":" << c << endl;
}

运行效果就这样吧，丑了些而已！～～