void snake_auto_move(char temp)//实现蛇的自动移动
{
int x,y,speed;
do{
clear_snake_tail();
drow_snake(1);//画蛇身
x = snake.rear->x;
y = snake.rear->y;
switch(temp){
case 'w': x--;break;
case 's': x++;break;
case 'a': y--;break;
case 'd': y++;
}
enqueue(x,y);//新蛇头入队
if(snake.front->x == x && snake.front->y == y){//蛇捕捉到食物后,食物重新随机化
game_info();
show_food();
}
else{ dequeue(); }//旧蛇尾出队
drow_snake(0);//画蛇头
speed = -2.3 * snake.length + 157;
Sleep(speed);//程序暂停speed个单位毫秒
}while(!_kbhit() && judge());//_kbhit为检测键盘输入
}
int snake_move(void)
{
int sx[100] = {250, 200, 150, 100, 50};
int sy[100] = {300, 300, 300, 300, 300};
int fx = 0;
int fy = 0;
int f_count = 100;
int step = 50;
int x_offset = step;
int y_offset = 0;
int s_len = 5;
char dict = 'd';
char new_dict = 0;
char flag = 0;
char eat_state = 0;
barriar();
system("stty raw -echo");
while(flag == 0)
{
show_food(&fx, &fy, sx, sy, s_len, &f_count);
if(move_one_step(sx, sy, x_offset,y_offset, s_len, eat_state) == -1)
{
restart_game(sx, sy, s_len);
dict = 'd';
new_dict = 0;
x_offset = step;
y_offset = 0;
s_len = 5;
}
eat_state = eat_food(&fx, &fy, sx, sy, &s_len,&f_count);
new_dict = get_key();
switch(new_dict)
{
case 'a' : if(dict != 'd') dict = new_dict;break;
case 'd' : if(dict != 'a') dict = new_dict;break;
case 'w' : if(dict != 's') dict = new_dict;break;
case 's' : if(dict != 'w') dict = new_dict;break;
case 'q' : dict = new_dict;
default : break;
}
switch(dict)
{
case 'a' : x_offset=-step; y_offset=0;break;
case 'd' : x_offset=step; y_offset=0;break;
case 'w' : x_offset=0; y_offset=-step;break;
case 's' : x_offset=0; y_offset=step;break;
case 'q' : flag = 1;break;
default : break;
}
usleep(1000);
}
system("stty cooked echo");
return 0;
}
int main()
{
help_info();
snake_init();
show_food();
drow_wall();
game_info();
while(judge()){
snake_move();
}
return 0;
}
void snake::move_snake()
{
if(direction!=0)
{
if(direction==UP){node n('*',head->Pos_x,head->Pos_y-1); insert_body(n);}
else if(direction==DOWN){node n2('*',head->Pos_x,head->Pos_y+1); insert_body(n2);}
else if(direction==LEFT){node n3('*',head->Pos_x-2,head->Pos_y); insert_body(n3);}
else if(direction==RIGHT){node n4('*',head->Pos_x+2,head->Pos_y); insert_body(n4);}
if(head->Pos_x!=apple_x||head->Pos_y!=apple_y)//判断是否吃苹果
delete_tail();
else
creat_food();
show_food();
}
}
void design_cp2()
{
cp=2;
srand((unsigned)time(NULL));
food.flag=1;
mine.flag=1;
direct=4;
score=0;
poigrass.cor[0].x=240;
poigrass.cor[0].y=40;
poigrass.cor[1].x=340;
poigrass.cor[1].y=180;
poigrass.cor[2].x=240;
poigrass.cor[2].y=500;
poigrass.cor[3].x=60;
poigrass.cor[3].y=240;
poigrass.cor[4].x=500;
poigrass.cor[4].y=300;
p0=(struct Snake*)malloc(LEN);
head=(struct Snake*)malloc(LEN);
tail=(struct Snake*)malloc(LEN);
p1=(struct Snake*)malloc(LEN);
head->x=2*20;
head->y=5*20;
tail->x=20;
tail->y=5*20;
p0=tail;
map();
tail->x=head->x-20;
tail->y=head->y;
head->next=tail;
head->previous=NULL;
tail->next=NULL;
tail->previous=head;
tim1=(unsigned)time(NULL);
while(1)
{
while(!kbhit())
{
set_poigrass();
set_poigrass1();
if(food.flag==1)
set_food();
if(mine.flag==1)
set_mine();
show_food();
show_mine();
snake_move();
ju_eat_food();
if(node==16)
{
initgraph(500,400);
setbkcolor(GREEN);
cleardevice();
setcolor(RED);
setfont(40,0,"华文行楷");
outtextxy(70,160,"恭喜你，进入下一关！");
Sleep(3000);
design_cp3();
}
ju_meet_mine();
ju_eat_poigrass();
while(p0->next!=NULL)
{
if((p0->next->x==head->x)&&(p0->next->y==head->y))
life=0;
p0=p0->next;
}
if(life==0)
gameover();
if(head->x>=680)
{
setfillcolor(YELLOW);
setcolor(YELLOW);
bar(tail->x-20,tail->y,tail->x,tail->y+20);
gameover();
}
if(head->x<20)
{
setfillcolor(YELLOW);
setcolor(YELLOW);
bar(tail->x+20,tail->y,tail->x+40,tail->y+20);
gameover();
}
if(head->y>=580)
{
setfillcolor(YELLOW);
setcolor(YELLOW);
bar(tail->x,tail->y-20,tail->x+20,tail->y);
gameover();
}
if(head->y<20)
{
setfillcolor(YELLOW);
setcolor(YELLOW);
bar(tail->x,tail->y+20,tail->x+20,tail->y+40);
gameover();
}
if(direct==4)
if(head->x==200&&(head->y>=160&&head->y<=380)||head->x==420&&(head->y>=280&&head->y<=420))
{
setfillcolor(YELLOW);
setcolor(YELLOW);
bar(tail->x-20,tail->y,tail->x,tail->y+20);
gameover();
}
if(direct==3)
if(head->x==200&&(head->y>=160&&head->y<=380)||head->x==420&&(head->y>=280&&head->y<=420))
{
setfillcolor(YELLOW);
setcolor(YELLOW);
bar(tail->x+20,tail->y,tail->x+40,tail->y+20);
gameover();
}
if(direct==1)
if(head->x==200&&head->y==380||head->x==420&&head->y==420)
{
setfillcolor(YELLOW);
setcolor(YELLOW);
bar(tail->x,tail->y+20,tail->x+20,tail->y+40);
gameover();
}
if(direct==2)
if(head->x==200&&head->y==160||head->x==420&&head->y==280)
{
setfillcolor(YELLOW);
setcolor(YELLOW);
bar(tail->x,tail->y-20,tail->x+20,tail->y);
gameover();
}
show_snake();
tim2=(unsigned)time(NULL);
if(tim2-tim1>=50)
no_poigrass();
}
change();
}
}
void design_cp3()
{
cp=3;
srand((unsigned)time(NULL));
food.flag=1;
mine.flag=1;
direct=4;
poigrass.cor[0].x=240;
poigrass.cor[0].y=40;
poigrass.cor[1].x=340;
poigrass.cor[1].y=180;
poigrass.cor[2].x=240;
poigrass.cor[2].y=500;
poigrass.cor[3].x=60;
poigrass.cor[3].y=240;
poigrass.cor[4].x=500;
poigrass.cor[4].y=300;
poigrass.cor[5].x=600;
poigrass.cor[5].y=120;
poigrass.cor[6].x=520;
poigrass.cor[6].y=540;
p0=(struct Snake*)malloc(LEN);
head=(struct Snake*)malloc(LEN);
tail=(struct Snake*)malloc(LEN);
p1=(struct Snake*)malloc(LEN);
head->x=2*20;
head->y=5*20;
tail->x=20;
tail->y=5*20;
p0=tail;
map();
tail->x=head->x-20;
tail->y=head->y;
head->next=tail;
head->previous=NULL;
tail->next=NULL;
tail->previous=head;
tim1=(unsigned)time(NULL);
while(1)
{
while(!kbhit())
{
set_poigrass();
set_poigrass1();
if(food.flag==1)
set_food();
if(mine.flag==1)
set_mine();
show_food();
show_mine();
snake_move();
ju_eat_food();
ju_meet_mine();
ju_eat_poigrass();
while(p0->next!=NULL)
{
if((p0->next->x==head->x)&&(p0->next->y==head->y))
life=0;
p0=p0->next;
}
if(life==0)
gameover();
if(head->x>=680)
{
setfillcolor(YELLOW);
setcolor(YELLOW);
bar(tail->x-20,tail->y,tail->x,tail->y+20);
gameover();
}
if(head->x<20)
{
setfillcolor(YELLOW);
setcolor(YELLOW);
bar(tail->x+20,tail->y,tail->x+40,tail->y+20);
gameover();
}
if(head->y>=580)
{
setfillcolor(YELLOW);
setcolor(YELLOW);
bar(tail->x,tail->y-20,tail->x+20,tail->y);
gameover();
}
if(head->y<20)
{
setfillcolor(YELLOW);
setcolor(YELLOW);
bar(tail->x,tail->y+20,tail->x+20,tail->y+40);
gameover();
}
if(direct==4)
if(head->x==200&&(head->y>=160&&head->y<=380)||head->x==420&&(head->y>=280&&head->y<=420)||
head->y==200&&head->x==300)
{
setfillcolor(YELLOW);
setcolor(YELLOW);
bar(tail->x-20,tail->y,tail->x,tail->y+20);
gameover();
}
if(direct==3)
if(head->x==200&&(head->y>=160&&head->y<=380)||head->x==420&&(head->y>=280&&head->y<=420)||
head->y==200&&head->x==580)
{
setfillcolor(YELLOW);
setcolor(YELLOW);
bar(tail->x+20,tail->y,tail->x+40,tail->y+20);
gameover();
}
if(direct==1)
if(head->x==200&&head->y==380||head->x==420&&head->y==420||
head->y==200&&(head->x>=300&&head->x<=580))
{
setfillcolor(YELLOW);
setcolor(YELLOW);
bar(tail->x,tail->y+20,tail->x+20,tail->y+40);
gameover();
}
if(direct==2)
if(head->x==200&&head->y==160||head->x==420&&head->y==280||
head->y==200&&(head->x>=300&&head->x<=580))
{
setfillcolor(YELLOW);
setcolor(YELLOW);
bar(tail->x,tail->y-20,tail->x+20,tail->y);
gameover();
tim2=(unsigned)time(NULL);
if(tim2-tim1>=80)
no_poigrass();
}
show_snake();
}
change();
}
}
