贪吃蛇----C语言实现

#include <Stdio.h>#include <Conio.h>#include <graphics.h> #include <stdlib.h> #include <dos.h> #define MaxNode 300 int i,key,score=0; int gamespeed=20000;int foodx;int foody;int needfood;int snakex[MaxNode]; int snakey[MaxNode]; int snakelong;int snaketo;int snakelife;void InitGraph();void CloseGraph();void Gamebegin();void GameBackground();void Food_start();void Snake_start();void Food();void DrawFood();void Snake();void Snake_die_1();void Snake_die_2();void Eatfood();void Printsnake();void Changeway();void GameOver();void Game();void PrintScore();int main() { InitGraph();Gamebegin(); GameBackground();randomize();Food_start();Snake_start();PrintScore();while(1){while(!kbhit()){if(needfood==1)Food();if(needfood==0) DrawFood();Snake();Snake_die_1();Snake_die_2();if(snakelife==1) break; if(snakex[0]==foodx&&snakey[0]==foody)Eatfood();Printsnake();}if(snakelife==1)break;key=bioskey(0); if(key==0x011b) break; else if(key==0x4800&&snaketo!=4) snaketo=3; else if(key==0x4d00&&snaketo!=2) snaketo=1; else if(key==0x4b00&&snaketo!=1) snaketo=2; else if(key==0x5000&&snaketo!=3) snaketo=4; }CloseGraph();return 0;} void InitGraph() { int gd=DETECT,gm; initgraph(&gd,&gm,"c://tc"); cleardevice(); }void Gamebegin(){setcolor(4); settextstyle(0,0,4); outtextxy(160,100,"Snake Game"); settextstyle(0,0,3); outtextxy(241,200,"By Rlax"); settextstyle(0,0,1); outtextxy(400,300,"QQ:441420519"); outtextxy(400,320,"Email:[e-mail]");getch();cleardevice();}void GameBackground() { setcolor (11); rectangle (59, 69, 591, 411); rectangle (49, 59, 601, 421); setfillstyle (9, 7); floodfill (50, 60, 11); } void Food_start(){needfood=1;}void Snake_start(){snakelife=0;snaketo=1;snakex[0]=snakey[0]=200;snakex[1]=snakey[1]=110; snakelong=2;}void Food(){foodx = (random (53) + 6) * 10; foody = (random (34) + 8) * 10;needfood=0;} void DrawFood(){setcolor(GREEN); rectangle(foodx,foody,foodx+10,foody-10); }void Snake(){ for(i=snakelong-1;i>0;i--) { snakex[i]=snakex[i-1]; snakey[i]=snakey[i-1]; } switch(snaketo) { case 1: snakex[0]+=10;break; case 2: snakex[0]-=10;break; case 3: snakey[0]-=10;break; case 4: snakey[0]+=10;break; }}void Snake_die_1(){ for(i=3;i<snakelong;i++) { if(snakex[i]==snakex[0]&&snakey[i]==snakey[0]) { GameOver(); snakelife=1; break; } } }void Snake_die_2(){if(snakex[0]<55||snakex[0]>585||snakey[0]<75||snakey[0]>415){ GameOver(); snakelife=1; } }void Eatfood(){ setcolor(0); rectangle(foodx,foody,foodx+10,foody-10); snakex[snakelong]=-20;snakey[snakelong]=-20; snakelong++; needfood=1; score+=10; PrintScore(); }void Printsnake(){setcolor(4); for(i=0;i<snakelong;i++) rectangle(snakex[i],snakey[i],snakex[i]+10,snakey[i]-10); delay(gamespeed); setcolor(0);rectangle(snakex[snakelong-1],snakey[snakelong-1],snakex[snakelong-1]+10,snakey[snakelong-1]-10); }void GameOver() { cleardevice(); PrintScore(); setcolor(RED); settextstyle(0,0,4); outtextxy(200,200,"GAME OVER"); getch(); } void PrintScore() { char str[10]; setfillstyle(SOLID_FILL,YELLOW); bar(50,15,220,35); setcolor(6); settextstyle(0,0,2); sprintf(str,"score:%d",score); outtextxy(55,20,str); } void CloseGraph() { getch(); closegraph(); }