c++控制台贪吃蛇（类实现）

#pragma once
#ifndef SNACK_H
#define SNACK_H

#define Frame_X 5//边框起点横坐标
#define Frame_Y 5//边框起点纵坐标
#define Frame_width 50//边框长度
#define Frame_height 25//边框高度

struct point//蛇个点坐标
{
int x[100];    //蛇的横坐标，其中x[0]表示蛇尾的横坐标，x[N-1]表示蛇头的横坐标
int y[100];    //蛇的竖坐标，其中y[0]表示蛇尾的竖坐标，y[N-1]表示蛇头的竖坐标
};
struct Food//食物坐标
{
int x;
int y;
};

class snack
{
public:
snack();
void init_snack(point *snake);//初始化蛇
void gotoxy(int x, int y);//光标移动
void begin_view();//封面
void frame();//打印边界与游戏说明
void menu(point *snake,Food *food);//打实时印信息
void print_snack(point *snake);//打印蛇
void move(point *snake);//移动蛇
void get_food(point *snake,Food *food);//随机产生食物
void eating(point *snake,Food *food);//吃食物
bool die(point *snake);//判断蛇是否死亡

void start_game();//主函数
void end_game();//结束界面

private:
int length;//蛇长度
int score;//得分
int account;//已吃的食物数量
int difficulty;//难度
int stage;//关卡
int life;//生命值

};

#endif

#include"stdafx.h"
#include"snack.h"
#include<Windows.h>
#include<iostream>
#include<cstdlib>
#include<ctime>
#include<conio.h>

using std::cout;
using std::cin;
using std::endl;

HANDLE hOut = GetStdHandle(STD_OUTPUT_HANDLE);
/*************获取按键************/
#define key_number 11//虚拟键数
#define KEYDOWN(vk_code) ((GetAsyncKeyState(vk_code) & 0x8000) ? 1 : 0)
enum keyboard { up_, down_, left_, right_ ,w_,s_,a_,d_,y_,n_,esc_,other_};
int keyboard_list[] = {VK_UP,VK_DOWN,VK_LEFT,VK_RIGHT,'W','S','A','D','Y','N',VK_ESCAPE};
keyboard keyboardarray[] = { up_,down_,left_,right_,w_,s_,a_,d_,y_,n_,esc_,other_ };
keyboard get_the_key()
{
for (int i = 0; i < key_number; i++)
{
if (KEYDOWN(keyboard_list[i]))
return keyboardarray[i];
}
return keyboardarray[key_number];
}

int a[2];//记录蛇尾坐标

snack::snack()
{
length = 3;
score = 0;
account = 0;
difficulty = 1;
stage = 1;
life = 3;
}

void snack::init_snack(point *snake)
{
snake->x[0] = Frame_X + 2;     //初始化蛇的横坐标
snake->y[0] = Frame_Y + Frame_height / 2;  //初始化蛇的竖坐标
for (int i = 1; i < length; i++)/* 依次得到蛇身、蛇头的坐标 */
{
snake->x[i] = snake->x[i - 1] + 2;
snake->y[i] = snake->y[i - 1];
}
}

void snack::gotoxy(int x,int y)
{
COORD pos;
pos.X = x;
pos.Y = y;
SetConsoleCursorPosition(hOut, pos);
}

void snack::begin_view()
{
SetConsoleTextAttribute(hOut, FOREGROUND_GREEN | FOREGROUND_INTENSITY);
cout << "\n\n\n\n";
cout << "          ****      *      *       *          ****     *      *\n";
cout << "        *　　  *    **     *       *        *      *   *    *\n";
cout << "        *           * *    *      ***      *           *  *\n";
cout << "        　***       *  *   *      * *      *           **\n";
cout << "   　     　　*     *   *  *     *   *     *           *  *\n";
cout << "   　 　    　　*   *    * *     *****     *           *    *\n";
cout << "        *　 　 *    *     **    *     *     *　　　*   *      *\n";
cout << "          ****      *      *   **     **   　 ****     *        *\n";
SetConsoleTextAttribute(hOut, FOREGROUND_BLUE | FOREGROUND_GREEN | FOREGROUND_INTENSITY);
cout << "\n\n\n\n";
cout << "               /^\\/^\\ "<<endl;
cout << "             _|__|  O|"<<endl;
cout << "    \\/     /~     \_/  \\  "<<endl;
cout << "     \\____|__________/  \\  "<<endl;
cout << "            \\_______      \\  "<<endl;
cout << "                    `\\     \\                  \\  "<<endl;
cout << "                      |     |                   \\  "<<endl;
cout << "                     /      /                     \\  "<<endl;
cout << "                    /     /                       \\\\  "<<endl;
cout << "                  /      /                         \\ \\  "<<endl;
cout << "                 /     /                            \\  \\  "<<endl;
cout << "               /     /             _----_            \\   \\  "<<endl;
cout << "              /     /           _-~      ~-_         |   |"<<endl;
cout << "
a065
(      (        _-~    _--_    ~-_     _/   |"<<endl;
cout << "              \\      ~-____-~    _-~    ~-_    ~-_-~    /"<<endl;
cout << "                ~-_           _-~          ~-_       _-~"<<endl;
cout << "                   ~--______-~                ~-___-~"<<endl;

}

void snack::frame()
{
SetConsoleTextAttribute(hOut, FOREGROUND_BLUE | FOREGROUND_INTENSITY);
//打印上边界
gotoxy(Frame_X, Frame_Y);
cout << "┏";
for (int i = 0; i < Frame_width/2-2; i++)
cout << "━";
cout << "┓";
//打印下边界
gotoxy(Frame_X, Frame_Y + Frame_height);
cout << "┗";
for (int i = 0; i < Frame_width/2-2; i++)
cout << "━";
cout << "┛";
//打印左右边界
for (int i = 0; i < Frame_height-1; i++)
{
gotoxy(Frame_X, Frame_Y + 1 + i);
cout << "┃";
gotoxy(Frame_X+Frame_width-2, Frame_Y + 1 + i);
cout << "┃";
}
SetConsoleTextAttribute(hOut, FOREGROUND_GREEN | FOREGROUND_RED | FOREGROUND_INTENSITY);
gotoxy(Frame_X + Frame_width + 3, Frame_Y + 1);
cout << "按键说明：方向键或WSAD键控制";
gotoxy(Frame_X + Frame_width + 3, Frame_Y + 3);
cout << "  长按加速";
gotoxy(Frame_X + Frame_width + 3, Frame_Y + 5);
cout << "  按ESC退出游戏";

}

void snack::menu(point *snake,Food *food)
{
gotoxy(Frame_X + 3, Frame_Y - 2);
cout << "分数：" << score;
gotoxy(Frame_X +  Frame_width -11, Frame_Y - 2);
cout << "生命值：" << life;
gotoxy(Frame_X + Frame_width - 30, Frame_Y - 2);
cout << "等级：" << stage;
/*gotoxy(Frame_X + Frame_width + 3, Frame_Y + 5);
cout << "横坐标：" << food->x;
gotoxy(Frame_X + Frame_width + 3, Frame_Y + 7);
cout << "纵坐标：" << food->y;
gotoxy(Frame_X + Frame_width + 3, Frame_Y + 9);
cout << "X: " << snake->x[length - 1];
gotoxy(Frame_X + Frame_width + 3, Frame_Y + 11);
cout << "Y: " << snake->y[length - 1];*/

}

void snack::print_snack(point *snake)
{
for (int i = 0; i<length; i++)
{
gotoxy(snake->x[i], snake->y[i]);
if (i == 0)
cout << "○";//打印蛇尾
else if (i == length - 1)
cout << "¤";//打印蛇头
else
cout << "◎";//打印蛇身
}
}

void snack::move(point *snake)
{
gotoxy(snake->x[0], snake->y[0]);
cout << "  ";//清除蛇尾
for (int i = 1; i < length ; i++)/* 后一节的坐标依次取代前一节的坐标 */
{
snake->x[i - 1] = snake->x[i];
snake->y[i - 1] = snake->y[i];
}
}

void snack::get_food(point *snake,Food *food)
{
int i, j;
srand(static_cast<unsigned int>(time(0)));
SetConsoleTextAttribute(hOut, FOREGROUND_RED | FOREGROUND_INTENSITY);

/* 产生食物的条件：1.在游戏窗口内 2.不在蛇的身上 */
while (1)
{
j = 0;
food->x = Frame_X + 2 * (rand() % (Frame_width / 2 - 2)) + 2;//得到食物的横坐标
food->y = Frame_Y + rand() % (Frame_height - 2) + 1;//得到食物的纵坐标
for (i = 0; i<length; i++)
{/* 判断食物是否在蛇的身上，如果在蛇身上，则重新产生；否则，打印蛇身 */
if (food->x == snake->x[i] && food->y == snake->y[i])
{
j = 1;
break;
}
}
if (i == length)
{
gotoxy(food->x, food->y);
cout << "⊙";
break;
}
else
continue;
}
SetConsoleTextAttribute(hOut, FOREGROUND_BLUE | FOREGROUND_GREEN | FOREGROUND_INTENSITY);//设置蛇颜色
}

void snack::eating(point *snake,Food *food)
{
if (snake->x[length - 1] == food->x&&snake->y[length - 1] == food->y)
{
length++;
for (int i = length - 1; i > 0; i--)/* 蛇后节坐标依次赋值给蛇前一节的坐标，依次得到蛇身及蛇头的坐标 */
{
snake->x[i] = snake->x[i - 1];
snake->y[i] = snake->y[i - 1];
}
snake->x[0] = a[0];//得到蛇尾移动前的横坐标
snake->y[0] = a[1];//得到蛇尾移动前的纵坐标
get_food(snake, food);
account++;
score+=difficulty*10;//分数增加
if (account % 5 == 0)
{
difficulty++;
stage++;
}
}
}

bool snack::die(point *snake)
{
for (int i = 0; i < length-1; i++)
{
if (snake->x[length - 1] == snake->x[i] && snake->y[length - 1] == snake->y[i])
return true;
}
if (snake->x[length - 1] == Frame_X || snake->y[length - 1] == Frame_Y || snake->x[length - 1] == Frame_X + Frame_width - 2 || snake->y[length - 1] == Frame_Y + Frame_height - 1)
return true;
return false;
}

void snack::start_game()
{
//光标隐藏
CONSOLE_CURSOR_INFO Cursorlnfo;
GetConsoleCursorInfo(hOut, &Cursorlnfo);//获取控制台光标信息
Cursorlnfo.bVisible = false;//隐藏控制台光标信息
SetConsoleCursorInfo(hOut, &Cursorlnfo);//设置控制台光标信息
system("mode con cols=100 lines=40");//设置窗口大小

point s, *snake = &s; //定义蛇的结构体指针并指向蛇的结构体
Food f, *food = &f; //定义食物的结构体指针并指向食物的结构体
keyboard key_state, Key;
keyboard temp = right_;
int j = 0;
char ch=77;

begin_view();
gotoxy(12, 34);
cout << "按任意键继续......";
while(!_kbhit())
{ }
system("cls");
frame();
init_snack(snake);
get_food(snake,food);

while (1)
{
j = 0;
menu(snake,food);
a[0] = snake->x[0];
a[1] = snake->y[0];
key_state = get_the_key();
if (key_state == temp)//长按加速
{
j = 1;
Sleep(20);
}
if(key_state!=other_)
temp = key_state;
switch (temp)
{
case up_:
case w_:
move(snake);
snake->y[length - 1] -= 1;
break;
case down_:
case s_:
move(snake);
snake->y[length - 1] += 1;
break;
case left_:
case a_:
move(snake);
snake->x[length - 1] -= 2;
break;
case right_:
case d_:
move(snake);
snake->x[length - 1] += 2;
break;
case esc_:
end_game();
break;
}

eating(snake, food);
print_snack(snake);
if (die(snake))
{
life--;
if (life == 0)
end_game();
else
{
length = 3;
start_game();
}

}
if (j == 0)
{
if (difficulty < 10)
Sleep(200 - difficulty * 20);
else
Sleep(10);
}
else
Sleep(10);
}
}

void snack::end_game()
{
system("CLS");
system("color 0D");
cout << "\n  　　***        *           **     **       *********";
cout << "\n  　*　　*       *           **     **       *        ";
cout << "\n  *　　　       ***         *  *   *  *      *        ";
cout << "\n  *　　　       * *        *    * *    *     ******** ";
cout << "\n  *　　***     *   *      *      *      *    *        ";
cout << "\n  *　　　*     *****      *      *      *    *        ";
cout << "\n　  *　　*    *     *     *      *      *    *        ";
cout << "\n　  　**　   **     **    *      *      *    *********";
cout << "\n\n\n\n\n\n";
cout << "\n     ***      **       **   **********    ******      ";
cout << "\n   *　　 *  　 *　　   *　　 *　　　　     *      *    ";
cout << "\n  *       *     *     *     *             *      *    ";
cout << "\n  *       *      *    *     ********      ******      ";
cout << "\n  *       *      *   *      *             *    *      ";
cout << "\n  *       *       * *       *             *     *     ";
cout << "\n   *     *        ***       *             *     **    ";
cout << "\n     ***           *        **********    *      **   ";

SetConsoleTextAttribute(hOut, FOREGROUND_BLUE | BACKGROUND_GREEN | BACKGROUND_INTENSITY);
gotoxy(Frame_X + Frame_width / 2, 27);
cout << "总得分：" << score;
Sleep(200);
exit(0);

}

#include "stdafx.h"
#include"snack.h"

int main()
{
snack a;
a.start_game();
return 0;
}