#include #include#include#include /*引用的库函数*/

#define LEFT 0x4b00

#define RIGHT 0x4d00

#define DOWN 0x5000

#define UP 0x4800

#define ESC 0x011b/*宏定义键名*/

#define N 200

inti,key;int level;/*游戏等级*/

int score=0;/*得分*/

int gamespeed;/*游戏速度*/

structFood

{int x;/*食物的横坐标*/

int y;/*食物的纵坐标*/

int yes;/*判断是否要出现食物的变量*/}food;/*食物的结构体*/

structSnake

{intx[N];inty[N];int node;/*蛇的节数*/

int direction;/*蛇移动方向*/

int life;/*蛇的生命,0活着,1死亡*/}snake;/*蛇的结构体*/

void Choicelevle(void);/*选择游戏等级*/

void Init(void);/*图形驱动*/

void Close(void);/*图形结束*/

void DRAW(void);/*游戏区域*/

void GameOver(void);/*结束游戏*/

void GamePlay(void);/*玩游戏具体过程*/

void PrScore(void);/*输出成绩*/

/*主函数*/

void main(void)

{

Init();/*图形驱动*/Choicelevle();/*选择游戏等级*/DRAW();/*游戏区域*/GamePlay();/*玩游戏具体过程*/Close();/*图形结束*/}/*图形驱动*/

void Init(void)

{int gd=DETECT,gm;

initgraph(&gd,&gm,"\\turboc2"); /*初始化图形系统*/cleardevice();/*清除图形界面*/}/*选择游戏等级*/

void Choicelevle(void)

{char name[20];

setcolor(YELLOW);

settextstyle(0,0,6);

outtextxy(150,150,"Snake");

setcolor(GREEN);

settextstyle(0,0,1);

outtextxy(200,250,"please put in your English name:");

outtextxy(200,270,"Choice levle from 1-9.");

outtextxy(300,320,"name:yangzilong");/*制作人姓名*/outtextxy(300,350,"number:0902060226");/*制作人学号*/outtextxy(300,380,"class:computer science 0602");/*制作人班级*/getch();

printf("please putin your name:");

gets(name);

printf("please choice levle:");

scanf("%d",&level);

gamespeed=100000-400*level-300*level*level;if(level>9||level<1)

{cleardevice();/*清除图形界面*/setcolor(YELLOW);/*设置字体颜色*/settextstyle(0,0,2); /*设置字体类型*/outtextxy(150,200,"level input error"); /*显示文本*/getch();

level=1;

}

}void DRAW(void)

{cleardevice();/*清屏*/setcolor(2);

setlinestyle(SOLID_LINE,0,THICK_WIDTH);/*设置线型*/rectangle(45,45,465,325);

}/*玩游戏具体过程*/

void GamePlay(void)

{setcolor(5);

setlinestyle(SOLID_LINE,0,THICK_WIDTH);/*设置线型*/randomize();/*随机数发生器*/food.yes=1;/*1表示需要出现新食物,0表示已经存在食物*/snake.life=0;/*活着*/snake.direction=1;/*方向往右*/snake.x[0]=320;snake.y[0]=240;/*蛇头*/snake.x[1]=330;snake.y[1]=240; /*蛇的第二节位置*/snake.node=3;/*节数*/PrScore();/*输出得分*/

while(1)/*可以重复玩游戏,压ESC键结束*/{while(!kbhit())/*在没有按键的情况下,蛇自己移动身体*/{if(food.yes==1)/*需要出现新食物*/{

food.x=rand()%360+70;

food.y=rand()%250+60;while(food.x%10!=0)/*食物随机出现后必须让食物能够在整格内,这样才可以让蛇吃到*/food.x++;while(food.y%10!=0)

food.y++;

food.yes=0;/*画面上有食物了*/}if(food.yes==0)/*画面上有食物了就要显示*/{

setcolor(GREEN);

rectangle(food.x,food.y,food.x+10,food.y-10);

}for(i=snake.node-1;i>0;i--)/*蛇的每个环节往前移动*/{

snake.x[i]=snake.x[i-1];

snake.y[i]=snake.y[i-1];

}/*1,2,3,4表示右,左,上,下四个方向,通过这个控制来移动蛇头*/

switch(snake.direction)

{case 1: snake.x[0]+=10;break;case 2: snake.x[0]-=10;break;case 3: snake.y[0]-=10;break;case 4: snake.y[0]+=10;break;

}for(i=3;i

{

GameOver();/*显示失败*/snake.life=1; /*蛇死*/

break;

}

}/*如果蛇头碰到墙壁，蛇头从对面墙出来*/

if(snake.x[0]<50)

{snake.x[0]=450;/*如果蛇头越过左边界,则从右边界进入*/snake.y[0]=snake.y[0];/*纵坐标不变*/

for(i=snake.node-1;i>0;i--)

{snake.x[i]=snake.x[i-1];

snake.y[i]=snake.y[i-1]; /*蛇的其他节数向前推进*/}

{

setfillstyle(SOLID_FILL,0); /*设置填充模式和颜色，0表示黑色*/bar(50,55,455,315);/*bar是表示填充的范围的函数*/}

}else

if(snake.x[0]>450)

{snake.x[0]=50;/*如果蛇头越过右边界,则蛇头从左边界进入*/snake.y[0]=snake.y[0];/*纵坐标不变*/

for(i=snake.node-1;i>0;i--)

{snake.x[i]=snake.x[i-1];

snake.y[i]=snake.y[i-1]; /*蛇的其他节数向前推进*/}

{

setfillstyle(SOLID_FILL,0); /*设置填充模式和颜色，0表示黑色*/bar(50,55,455,315);/*bar是表示填充的范围的函数*/}

}else

if(snake.y[0]<60)

{snake.y[0]=320;/*如果蛇头越过上边界,则从下边界进入*/snake.x[0]=snake.x[0];/*横坐标不变*/

for(i=snake.node-1;i>0;i--)

{snake.x[i]=snake.x[i-1];

snake.y[i]=snake.y[i-1]; /*蛇的其他节数向前推进*/}

{

setfillstyle(SOLID_FILL,0); /*设置填充模式和颜色，0表示黑色*/bar(50,55,455,315);/*bar是表示填充的范围的函数*/}

}else

if(snake.y[0]>320)

{snake.y[0]=60;/*如果蛇头越过下边界,则从上边界进入*/snake.x[0]=snake.x[0];/*横坐标不变*/

for(i=snake.node-1;i>0;i--)

{snake.x[i]=snake.x[i-1];

snake.y[i]=snake.y[i-1]; /*蛇的其他节数向前推进*/}

{

setfillstyle(SOLID_FILL,0); /*设置填充模式和颜色，0表示黑色*/bar(50,55,455,315);/*bar是表示填充的范围的函数*/}

}if(snake.life==1)/*如果蛇死就跳出内循环，重新开始*/

break;if(snake.x[0]==food.x&&snake.y[0]==food.y)/*吃到食物以后*/{

setcolor(0);/*把画面上的食物东西去掉*/rectangle(food.x,food.y,food.x+10,food.y-10); /*用当前线型和颜色画一矩形*/snake.x[snake.node]=-20;snake.y[snake.node]=-20;/*新的一节先放在看不见的位置,下次循环就取前一节的位置*/snake.node++;/*蛇的身体长一节*/food.yes=1;/*画面上需要出现新的食物*/score+=10; /*每吃掉一食物,得分累加10分*/

if(score%100==0)

{level++;gamespeed=100000-400*level-300*level*level;/*每吃掉10食物提升一级,速度加快*/PrScore();/*输出新得分*/setcolor(YELLOW);/*设置字体颜色*/settextstyle(0,0,4); /*设置字体类型*/outtextxy(150,200,"LEVEL UP"); /*显示文本*/

if(level==10)

{level=1,gamespeed=100000-400*level-300*level*level;}

delay(6000000);

delay(6000000);

delay(6000000);

delay(6000000);

delay(6000000);

delay(6000000);

delay(6000000);

bar(50,55,455,315);/*bar是表示填充的范围的函数*/}

PrScore();/*输出新得分*/}

setcolor(4);/*画出蛇*/

for(i=0;i

rectangle(snake.x[i],snake.y[i],snake.x[i]+10,

snake.y[i]-10);

delay(gamespeed);/*控制游戏速度*/setcolor(0);

rectangle(snake.x[snake.node-1],snake.y[snake.node-1],

snake.x[snake.node-1]+10,snake.y[snake.node-1]-10);

}/*endwhile(！kbhit)*/ /*用黑色去除蛇的的最后一节*/

if(snake.life==1)/*如果蛇死就跳出循环*/

break;

key=bioskey(0);/*接收按键*/

if(key==ESC)/*按ESC键退出*/

break;else

if(key==UP&&snake.direction!=4)/*判断是否往相反的方向移动*/snake.direction=3;else

if(key==RIGHT&&snake.direction!=2)

snake.direction=1;else

if(key==LEFT&&snake.direction!=1)

snake.direction=2;else

if(key==DOWN&&snake.direction!=3)

snake.direction=4;

}/*endwhile(1)*/}/*游戏结束*/

void GameOver(void)

{

cleardevice();/*清屏*/PrScore();

setcolor(RED);/*设置字体颜色*/settextstyle(0,0,4); /*设置字体类型*/outtextxy(200,200,"GAME OVER"); /*显示文本*/getch();

}/*输出成绩及游戏等级*/

void PrScore(void)

{char str1[20];/*设置字符型数组*/setfillstyle(SOLID_FILL,0);

bar(50,15,390,35); /*填充矩形框*/setcolor(6); /*设置文本颜色*/settextstyle(0,0,2); /*设置数组显示位置*/sprintf(str1,"score %d level %d",score,level);/*显示数组内容*/outtextxy(55,20,str1);

setcolor(YELLOW);/*设置字体颜色*/settextstyle(0,0,2); /*设置字体类型*/outtextxy(250,400,"EXIT=ESC");/*显示文本*/}void Close(void)

{

closegraph();

}