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/**
*文件名：貪吃蛇
*描 述：經(jīng)典
*作 者：佘曉斌
*時(shí) 間：20118
*版 權(quán)：
*/
include<iostream>
include<windows.h>
include<time.h>
include<stdlib.h>
include<conio.h>
define N 21
using namespace std;
void gotoxy(int x,int y)//位置函數(shù)
{
COORD pos;
pos.X=2x;
pos.Y=y;
SetConsoleCursorPosition(GetStdHandle(STD_OUTPUT_HANDLE),pos);
}
void color(int a)//顏色函數(shù)
{
SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE),a);
}
void init(int apple[2])//初始化函數(shù)（初始化圍墻、顯示信息、蘋果）
{
int i,j;//初始化圍墻
int hall [N+2][N+2]={{0}};
for(i=1;i<=N;i++)
{
for(j=1;j<=N;j++)
hall[i][j]=1;
}
color(11);
for(i=0;i<N+2;i++)
{
for(j=0;j<N+2;j++)
{
if(hall[i][j])
cout<<"■";
else cout<<"□" ;
}
cout<<endl;
}
gotoxy(N+3,1);//顯示信息
color(20);
cout<<"按 A W S D 移動(dòng)方向"<<endl;
gotoxy(N+3,2);
color(35);
cout<<"按任意鍵暫停"<<endl;
gotoxy(N+3,3);
color(45);
cout<<"得分："<<endl;
apple[0]=rand()%N+1;//蘋果
apple[1]=rand()%N+1;
gotoxy(apple[0],apple[1]);
color(66);
cout<<"●"<<endl;
}
int main()
{
int i,j;
int* snake=NULL;
int apple[2];
int score=0;
int tail[2];
int len=3;
char ch='p';
srand((unsigned)time(NULL));
init(apple);
snake=(int)realloc(snake,sizeof(int)len);
for(i=0;i<len;i++)
snake[i]=(int)malloc(sizeof(int)2);
for(i=0;i<len;i++)
{
snake[i][0]=N/2;
snake[i][1]=N/2+i;
gotoxy(snake[i][0],snake[i][1]);
color(14);
cout<<"★"<<endl;
}
while(1)//進(jìn)入消息循環(huán)
{
tail[0]=snake[len-1][0];
tail[1]=snake[len-1][1];
gotoxy(tail[0],tail[1]);
color(11);
cout<<"■"<<endl;
for(i=len-1;i>0;i--)
{
snake[i][0]=snake[i-1][0];
snake[i][1]=snake[i-1][1];
gotoxy(snake[i][0],snake[i][1]);
color(14);
cout<<"★"<<endl;
}
if(kbhit())
{
gotoxy(0,N+2);
ch=getche();
}
switch(ch)
{
case 'w':snake[0][1]--;break;
case 's':snake[0][1]++;break;
case 'a':snake[0][0]--;break;
case 'd':snake[0][0]++;break;
default: break;
}
gotoxy(snake[0][0],snake[0][1]);
color(14);
cout<<"★"<<endl;
Sleep(abs(200-0.5score));
if(snake[0][0]==apple[0]&&snake[0][1]==apple[1])//吃掉蘋果后蛇分?jǐn)?shù)加1出吹，蛇長(zhǎng)加1
{
score++;
len++;
snake=(int)realloc(snake,sizeof(int)len);
snake[len-1]=(int)malloc(sizeof(int)*2);
apple[0]=rand()%N+1;
apple[1]=rand()%N+1;
gotoxy(apple[0],apple[1]);
color(12);
cout<<"●"<<endl;
gotoxy(N+5,3);
color(20);
cout<<score<<endl;
}
if(snake[0][1]==0||snake[0][1]==N||snake[0][0]==0||snake[0][0]==N)//撞到圍墻后失敗
{
gotoxy(N/2,N/2);
color(60);
cout<<"曉斌在笑你Ｏ葑臁Ｇ！迹冤！"<<endl;
for(i=0;i<len;i++)
free(snake[i]);
Sleep(INFINITE);
exit(0);
}
}
return 0;
}
