snake-code.zip_Snake!_贪吃蛇

#include<iostream.h> #include<windows.h> #include<time.h> #include<stdlib.h> #include<conio.h> #define N 21 void gotoxy(int x,int y)//位置函数 { COORD pos; pos.X=2*x; pos.Y=y; SetConsoleCursorPosition(GetStdHandle(STD_OUTPUT_HANDLE),pos); } void color(int a)//颜色函数 { SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE),a); } void init(int apple[2])//初始化函数（初始化围墙、显示信息、苹果） { int i,j;//初始化围墙 int wall[N+2][N+2]={{0}}; for(i=1;i<=N;i++) { for(j=1;j<=N;j++) wall[i][j]=1; } color(11); for(i=0;i<N+2;i++) { for(j=0;j<N+2;j++) { if(wall[i][j]) cout<<"■"; else cout<<"□" ; } cout<<endl; } gotoxy(N+3,1);//显示信息 color(20); cout<<"按 W S A D 移动方向"<<endl; gotoxy(N+3,2); color(20); cout<<"按任意键暂停"<<endl; gotoxy(N+3,3); color(20); cout<<"得分："<<endl; apple[0]=rand()%N+1;//苹果 apple[1]=rand()%N+1; gotoxy(apple[0],apple[1]); color(12); 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)//进入消息循环 { 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(200-0.5*score)); if(snake[0][0]==apple[0]&&snake[0][1]==apple[1])//吃掉苹果后蛇分数加1，蛇长加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)//撞到围墙后失败 { gotoxy(N/2,N/2); color(30); cout<<"失败！！！"<<endl; for(i=0;i<len;i++) free(snake[i]); Sleep(INFINITE); exit(0); } } return 0; }