#include "graphics.h"
#include "stdio.h"
#define MAX 200
#define MAXX 30
#define MAXY 30
#define UP 18432
#define DOWN 20480
#define LEFT 19200
#define RIGHT 19712
#define ESC 283
#define ENTER 7181
#define PAGEUP 18688
#define PAGEDOWN 20736
#define KEY_U 5749
#define KEY_K 9579
#define CTRL_P 6512
#define TRUE 1
#define FALSE 0
#define GAMEINIT 1
#define GAMESTART 2
#define GAMEHAPPY 3
#define GAMEOVER 4
struct SPlace
{
int x;
int y;
int st;
} place[MAX];
int speed;
int count;
int score;
int control;
int head;
int tear;
int x,y;
int babyx,babyy;
int class;
int eat;
int game;
int gamedelay[]={5000,4000,3000,2000,1000,500,250,100};
int gamedelay2[]={1000,1};
static int hitme=TRUE,hit = TRUE;
void init(void);
void nextstatus(void);
void draw(void);
void init(void)
{
int i;
for(i=0;i= MAXY-1)) ||
(((control == 3) || (control == 4)) && ((x < 1) ||(x >= MAXX-1) ) ) )
{
hit = FALSE;
}
if ( (y < 0) ||(y >= MAXY) ||
(x < 0) ||(x >= MAXX) )
{
game = GAMEOVER;
control = 0;
return;
}
for (i = 0; i < MAX; i++)
{
if ((place[i].st) &&
(x == place[i].x) &&
(y == place[i].y) )
{
game = GAMEOVER;
control = 0;
return;
}
if ((place[i].st) &&
(xx == place[i].x) &&
(yy == place[i].y) )
{
hit = FALSE;
goto OUT;
}
}
OUT:
if ( (x == babyx) && (y == babyy) )
{
eat = TRUE;
count ++;
score += (1+class) * 10;
}
head ++;
if (head >= MAX) head = 0;
place[head].x = x;
place[head].y = y;
place[head].st= TRUE;
if (eat == FALSE)
{
place[tear].st = FALSE;
tear ++;
if (tear >= MAX) tear = 0;
}
else
{
eat = FALSE;
exit = TRUE;
while(exit)
{
babyx = rand()%MAXX;
babyy = rand()%MAXY;
exit = FALSE;
for( i = 0; i< MAX; i++ )
if( (place[i].st)&&( place[i].x == babyx) && (place[i].y == babyy))
exit ++;
}
}
if (head == tear) game = GAMEHAPPY;
}
void draw(void)
{
char temp[50];
int i,j;
for (i = 0; i < MAX; i++ )
{
setfillstyle(1,9);
if (place[i].st)
bar(place[i].x*15+1,place[i].y*10+1,place[i].x*15+14,place[i].y*10+9);
}
setfillstyle(1,4);
bar(babyx*15+1,babyy*10+1,babyx*15+14,babyy*10+9);
setcolor(8);
setfillstyle(1,8);
bar(place[head].x*15+1,place[head].y*10+1,place[head].x*15+14,place[head].y*10+9);
/* for( i = 0; i <= MAXX; i++ )
line( i*15,0, i*15, 10*MAXY);
for( j = 0; j <= MAXY; j++ )
line( 0, j*10, 15*MAXX, j*10);
*/
rectangle(0,0,15*MAXX,10*MAXY);
sprintf(temp,"Count: %d",count);
settextstyle(1,0,2);
setcolor(8);
outtextxy(512,142,temp);
setcolor(11);
outtextxy(510,140,temp);
sprintf(temp,"1P: %d",score);
settextstyle(1,0,2);
setcolor(8);
outtextxy(512,102,temp);
setcolor(12);
outtextxy(510,100,temp);
sprintf(temp,"Class: %d",class);
setcolor(8);
outtextxy(512,182,temp);
setcolor(11);
outtextxy(510,180,temp);
}
main()
{
int pause = 0;
char temp[50];
int d,m;
int key;
int p;
static int keydown = FALSE;
int exit = FALSE;
int stchange = 0;
d = VGA;
m = VGAMED;
initgraph( &d, &m, "" );
setbkcolor(3);
class = 3;
init();
p = 1;
while(!exit)
{
if (kbhit())
{
key = bioskey(0);
switch(key)
{
case UP: if( (control != 2)&& !keydown)
control = 1;
keydown = TRUE;
break;
case DOWN: if( (control != 1)&& !keydown)
control = 2;
keydown = TRUE;
break;
case LEFT: if( (control != 4)&& !keydown)
control = 3;
keydown = TRUE;
break;
case RIGHT: if( (control != 3)&& !keydown)
control = 4;
keydown = TRUE;
break;
case ESC: exit = TRUE;break;
case ENTER: init();break;
case PAGEUP: class --; if (class<0) class = 0; break;
case PAGEDOWN: class ++;if (class>7) class = 7; break;
case KEY_U: if( ( (control ==1) ||(control ==2))&& !keydown)
control = 3;
else if(( (control == 3) || (control == 4))&& !keydown)
control = 1;
keydown = TRUE;
break;
case KEY_K: if( ( (control ==1) ||(control ==2))&& !keydown)
control = 4;
else if(( (control == 3) || (control == 4))&& !keydown)
control = 2;
keydown = TRUE;
break;
case CTRL_P:pause = 1 - pause; break;
}
}
stchange ++ ;
putpixel(0,0,0);
if (stchange > gamedelay[class] + gamedelay2[hit])
{
stchange = 0;
keydown = FALSE;
p = 1 - p;
setactivepage(p);
cleardevice();
if (!pause)
nextstatus();
else
{
settextstyle(1,0,4);
setcolor(12);
outtextxy(250,100,"PAUSE");
}
draw();
if(game==GAMEOVER)
{
settextstyle(0,0,6);
setcolor(8);
outtextxy(101,101,"GAME OVER");
setcolor(15);
outtextxy(99,99,"GAME OVER");
setcolor(12);
outtextxy(100,100,"GAME OVER");
sprintf(temp,"Last Count: %d",count);
settextstyle(0,0,2);
outtextxy(200,200,temp);
}
if(game==GAMEHAPPY)
{
settextstyle(0,0,6);
setcolor(12);
outtextxy(100,300,"YOU WIN");
sprintf(temp,"Last Count: %d",count);
settextstyle(0,0,2);
outtextxy(200,200,temp);
}
setvisualpage(p);
}
}
closegraph();
}
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