#include<dos.h>  
#include<stdlib.h>  
#include<conio.h>  
#include<graphics.h>  
#include<stdio.h>  
#include<bios.h>  

#define LEFT 0x4b  
#define RIGHT 0x4d  
#define DOWN 0x50  
#define CHANGE 0x20  
#define ESC 0x1b  
#define INTR 0x1C  
#define DefaultX 5  
#define DefaultY 1  
#ifdef __cplusplus  
#define __CPPARGS ...  
#else  
#define __CPPARGS  
#endif  

static unsigned counter=0;  
static unsigned shape[7][4][4][4]={  
{  
{{0,1,1,0},{0,1,1,0},{0,0,0,0},{0,0,0,0}},  
{{0,1,1,0},{0,1,1,0},{0,0,0,0},{0,0,0,0}},  
{{0,1,1,0},{0,1,1,0},{0,0,0,0},{0,0,0,0}},  
{{0,1,1,0},{0,1,1,0},{0,0,0,0},{0,0,0,0}},  
},  
{  
{{0,0,0,0},{1,1,1,1},{0,0,0,0},{0,0,0,0}},  
{{0,0,1,0},{0,0,1,0},{0,0,1,0},{0,0,1,0}},  
{{0,0,0,0},{1,1,1,1},{0,0,0,0},{0,0,0,0}},  
{{0,0,1,0},{0,0,1,0},{0,0,1,0},{0,0,1,0}},  
},  
{  
{{0,1,0,0},{1,1,1,0},{0,0,0,0},{0,0,0,0}},  
{{0,1,0,0},{0,1,1,0},{0,1,0,0},{0,0,0,0}},  
{{0,0,0,0},{1,1,1,0},{0,1,0,0},{0,0,0,0}},  
{{0,1,0,0},{1,1,0,0},{0,1,0,0},{0,0,0,0}},  
},  
{  
{{1,0,0,0},{1,1,0,0},{0,1,0,0},{0,0,0,0}},  
{{0,0,0,0},{0,1,1,0},{1,1,0,0},{0,0,0,0}},  
{{1,0,0,0},{1,1,0,0},{0,1,0,0},{0,0,0,0}},  
{{0,0,0,0},{0,1,1,0},{1,1,0,0},{0,0,0,0}},  
},  
{  
{{0,1,0,0},{1,1,0,0},{1,0,0,0},{0,0,0,0}},  
{{0,0,0,0},{1,1,0,0},{0,1,1,0},{0,0,0,0}},  
{{0,1,0,0},{1,1,0,0},{1,0,0,0},{0,0,0,0}},  
{{0,0,0,0},{1,1,0,0},{0,1,1,0},{0,0,0,0}},  
},  
{  
{{1,0,0,0},{1,0,0,0},{1,1,0,0},{0,0,0,0}},  
{{0,0,0,0},{1,1,1,0},{1,0,0,0},{0,0,0,0}},  
{{1,1,0,0},{0,1,0,0},{0,1,0,0},{0,0,0,0}},  
{{0,0,0,0},{0,0,1,0},{1,1,1,0},{0,0,0,0}},  
},  
{  
{{0,1,0,0},{0,1,0,0},{1,1,0,0},{0,0,0,0}},  
{{0,0,0,0},{1,0,0,0},{1,1,1,0},{0,0,0,0}},  
{{1,1,0,0},{1,0,0,0},{1,0,0,0},{0,0,0,0}},  
{{0,0,0,0},{1,1,1,0},{0,0,1,0},{0,0,0,0}},  
},  
};  

unsigned back[22][14]={{1,1,0,0,0,0,0,0,0,0,0,0,1,1},  
{1,1,0,0,0,0,0,0,0,0,0,0,1,1},  
{1,1,0,0,0,0,0,0,0,0,0,0,1,1},  
{1,1,0,0,0,0,0,0,0,0,0,0,1,1},  
{1,1,0,0,0,0,0,0,0,0,0,0,1,1},  
{1,1,0,0,0,0,0,0,0,0,0,0,1,1},  
{1,1,0,0,0,0,0,0,0,0,0,0,1,1},  
{1,1,0,0,0,0,0,0,0,0,0,0,1,1},  
{1,1,0,0,0,0,0,0,0,0,0,0,1,1},  
{1,1,0,0,0,0,0,0,0,0,0,0,1,1},  
{1,1,0,0,0,0,0,0,0,0,0,0,1,1},  
{1,1,0,0,0,0,0,0,0,0,0,0,1,1},  
{1,1,0,0,0,0,0,0,0,0,0,0,1,1},  
{1,1,0,0,0,0,0,0,0,0,0,0,1,1},  
{1,1,0,0,0,0,0,0,0,0,0,0,1,1},  
{1,1,0,0,0,0,0,0,0,0,0,0,1,1},  
{1,1,0,0,0,0,0,0,0,0,0,0,1,1},  
{1,1,0,0,0,0,0,0,0,0,0,0,1,1},  
{1,1,0,0,0,0,0,0,0,0,0,0,1,1},  
{1,1,0,0,0,0,0,0,0,0,0,0,1,1},  
{1,1,1,1,1,1,1,1,1,1,1,1,1,1},  
{1,1,1,1,1,1,1,1,1,1,1,1,1,1}};  

char ShapeColor[7]={8,10,11,12,13,14,15};  
char DigitalShape[10]={128+119,3,62,31,128+75,128+93,128+125,19,128+127,128+95};  
char ZodiacBack[11]={4,6,12,13,11,10,2,3,9,1,8};  
char ZodiacSoft[18][14]={{0,0,0,0,96,0,0,0,0,0,0,0,60,0},  
{255,248,0,0,96,0,0,0,0,248,0,0,124,0},  
{255,248,0,0,97,128,0,0,3,248,0,0,192,0},  
{0,112,0,0,97,128,0,0,7,0,0,1,128,48},  
{0,224,0,0,96,0,0,0,14,0,0,1,128,48},  
{1,192,0,0,96,0,0,0,12,0,0,1,128,48},  
{3,128,120,15,97,128,240,60,12,0,15,15,249,255},  
{7,0,252,31,225,131,248,127,14,0,31,143,249,255},  
{7,1,142,48,225,135,24,227,7,240,49,193,128,48},  
{14,3,134,96,97,142,24,192,3,252,112,193,128,48},  
{28,3,6,96,97,140,25,192,0,28,96,193,128,48},  
{56,3,6,96,97,140,25,128,0,6,96,193,128,48},  
{56,3,6,96,97,140,25,128,0,6,96,193,128,48},  
{120,3,6,96,97,140,25,128,0,6,96,193,128,48},  
{224,1,140,48,225,142,25,195,24,14,49,129,128,48},  
{255,249,252,63,225,135,252,255,28,28,63,129,128,48},  
{255,248,240,15,97,131,236,60,15,248,30,1,128,48},  
{0,0,0,0,0,0,0,0,7,224,0,1,128,0}};  

unsigned long TotalMark=0;  
unsigned int Erasered=0,ETimes=0;  
int Speed=0;  
int CEr=0;  
int NumOfLev[5]={0,0,0,0,0};  
int TimeDelay[10]={21,18,17,15,13,11,9,7,5,3};  
char NewShape[2];  
unsigned PerOnce[4];  

void interrupt ( *oldhandler)(__CPPARGS);  
void interrupt handler(__CPPARGS)  
{  
++counter;  
oldhandler();  
}  

void DrawBackground()  
{  
//setlinestyle  
}  
void DrawDigital(int x,int y,int a)  
{  
int i=7;  
setcolor(((DigitalShape[a]>>i)&1)*7+4);  
//printf("%d",(DigitalShape[a]>>i)&1);  
i--;  
line(x,y+1,x,y+15);  
line(x+1,y+2,x+1,y+14);  
line(x+2,y+3,x+2,y+13);  
setcolor(((DigitalShape[a]>>i)&1)*7+4);  
i--;  
line(x,y+17,x,y+31);  
line(x+1,y+18,x+1,y+30);  
line(x+2,y+19,x+2,y+29);  
setcolor(((DigitalShape[a]>>i)&1)*7+4);  
i--;  
line(x,y+17,x,y+31);  
line(x+1,y+18,x+1,y+30);  
line(x+2,y+19,x+2,y+29);  
setcolor(((DigitalShape[a]>>i)&1)*7+4);  
i--;  
line(x+1,y,x+16,y);  
line(x+2,y+1,x+15,y+1);  
line(x+3,y+2,x+14,y+2);  
setcolor(((DigitalShape[a]>>i)&1)*7+4);  
i--;  
line(x+2,y+15,x+15,y+15);  
line(x+1,y+16,x+16,y+16);  
line(x+2,y+17,x+15,y+17);  
setcolor(((DigitalShape[a]>>i)&1)*7+4);  
i--;  
line(x+3,y+30,x+14,y+30);  
line(x+2,y+31,x+15,y+31);  
line(x+1,y+32,x+16,y+32);  
setcolor(((DigitalShape[a]>>i)&1)*7+4);  
i--;  
line(x+15,y+3,x+15,y+13);  
line(x+16,y+2,x+16,y+14);  
line(x+17,y+1,x+17,y+15);  
setcolor(((DigitalShape[a]>>i)&1)*7+4);  
line(x+15,y+19,x+15,y+29);  
line(x+16,y+18,x+16,y+30);  
line(x+17,y+17,x+17,y+31);  
}  

void ArtClear()  
{  
for(int i=480;i>=0;i-=2)  
{  
setcolor(3);  
line(0,i-6,639,i-6);  
setcolor(9);  
line(0,i-4,639,i-4);  
setcolor(1);  
line(0,i-2,639,i-2);  
setcolor(getbkcolor());  
line(0,i,639,i);  
delay(1);  
}  
for(i=1;i<480;i+=2)  
{  
setcolor(3);  
line(0,i+6,639,i+6);  
setcolor(9);  
line(0,i+4,639,i+4);  
setcolor(1);  
line(0,i+2,639,i+2);  
setcolor(getbkcolor());  
line(0,i,639,i);  
delay(1);  
}  
}  

void end()  
{  
for(int j=0;j<4;j++)  
{  
for(int i=j;i<480;i+=4)  
{  
setcolor(3);  
line(0,i+8,639,i+8);  
setcolor(9);  
line(0,i+4,639,i+4);  
setcolor(1);  
line(0,i,639,i);  
setcolor(getbkcolor());  
line(0,i,639,i);  
delay(1);  
}  
delay(5);  
}  
setcolor(YELLOW);  
outtextxy(260,200,"[ Game Over ]");  
gotoxy(14,16);  
printf("This freeware is written by Daniel.Qu ZodiacSoft 2000");  
gotoxy(12,17);  
printf("Please e-mail to swami@yeah.net or visit my homepage at");  
gotoxy(12,18);  
printf("http://grocery.2699.com if you have question.");  
gotoxy(14,20);  
printf("I will soon provide something new,please wait...");  
gotoxy(14,22);  
printf("We hold these truths to be self-evident,that all codes");  
gotoxy(12,23);  
printf("are created FREE.");  
getch();  
clrscr();  
closegraph();  
exit(0);  
}  

void ShowTitle()  
{  
int gdriver=DETECT,gmode,errorcode,i,j,k;  
initgraph(&gdriver,&gmode,"");  
errorcode=graphresult();  
if (errorcode!=grOk)  
{  
printf("Graphics error: %s\n\007",grapherrormsg(errorcode));  
exit(1);  
}  
setbkcolor(9);//This line needs to be changed  
for(i=0;i<11;i++)  
{  
setcolor(ZodiacBack[i]);  
line(200,i*8+100,440,i*8+100);  
}  
delay(1000);  
for(j=0;j<17;j++)  
for(i=0;i<11;i++)  
{  
setcolor(ZodiacBack[(i+j)%16]);  
line(200,i*8+100,440,i*8+100);  
delay(4);  
}  
for(j=0;j<18;j++)  
{  
for(i=0;i<14;i++)  
{  
for(k=7;k>=0;k--)  
if((ZodiacSoft[j][i]>>k)&1)  
{  
putpixel(i*8-k+271,j+122,14);  
}  
}  
delay(10);  
}  
for(j=17;j>=0;j--)  
{  
for(i=0;i<14;i++)  
for(k=7;k>=0;k--)  
{  
if((ZodiacSoft[j][i]>>k)&1)  
putpixel(i*8-k+271,158-j,5);  
}  
delay(10);  
}  
setcolor(15);  
outtextxy(295,171,"Present");  
getch();  
ArtClear();  
}  

void DrawShape(int x,int y,int color)  
{  
//if(x<2||x>12||y>19)  
// return;  
setcolor(color);  
/*line(x<<4,y<<4,x<<4,(y<<4)+14);  
line(x<<4,(y<<4)+14,(x<<4)+14,(y<<4)+14);  
line((x<<4)+14,(y<<4)+14,(x<<4)+14,y*16);  
line((x<<4)+14,y<<4,x<<4,y*16);  
line((x<<4)+1,y<<4,(x<<4)+1,(y<<4)+14);  
line((x<<4)+1,(y<<4)+13,(x<<4)+14,(y<<4)+13);  
line((x<<4)+13,(y<<4)+13,(x<<4)+13,(y<<4)+1);  
line((x<<4)+13,(y<<4)+1,x<<4,(y<<4)+1); */  
for(int i=0;i<15;i++)  
line(x<<4,(y<<4)+i,(x<<4)+14,(y<<4)+i);  
setcolor(8);  
line((x<<4)+15,(y<<4)+1,(x<<4)+15,(y<<4)+15);  
line((x<<4)+1,(y<<4)+15,(x<<4)+15,(y<<4)+15);  
setcolor(color-8);  
line((x<<4)+2,(y<<4)+2,(x<<4)+12,(y<<4)+2);  
line((x<<4)+2,(y<<4)+2,(x<<4)+2,(y<<4)+12);  
}  

void DrawNull(int x,int y)  
{  
setcolor(getbkcolor());  
for(int i=0;i<16;i++)  
line(x<<4,(y<<4)+i,(x<<4)+15,(y<<4)+i);  
}  

void show(int x,int y,int CurrentShape,int Status)  
{  
int temp;  
for(int i=0;i<20;i++)  
for(int j=2;j<12;j++)  
{  
if(back[i][j]==1)  
DrawShape(6+j,4+i,8);  
else  
DrawNull(6+j,4+i);  
} //no matter what the status be,I will draw the background  
for(int l=0;l<4;l++)  
for(int p=0;p<4;p++)  
{  
if(l+x<2||x+l>11||p+y>19)  
continue;  
//if(shape[CurrentShape][Status][p][l]+back[y+p][x+l]==1)  
// DrawShape(3+l+x,3+p+y,8+CurrentShape);  
//else  
//cout<<'O';  
// DrawNull(3+j,3+i);  
if(shape[CurrentShape][Status][p][l]==1)  
DrawShape(6+l+x,4+p+y,ShapeColor[CurrentShape]);  
if(back[y+p][x+l]==1)  
DrawShape(6+l+x,4+p+y,8);  
}  
}  
void DrawScore()  
{  
int temp=TotalMark;  
for(int i=0;i<7;i++)  
{  
DrawDigital(477-i*20,65,temp%10);  
temp/=10;  
}  
temp=Erasered;  
for(i=0;i<4;i++)  
{  
DrawDigital(491-i*20,111,temp%10);  
temp/=10;  
}  
if(Erasered==0)  
return;  
for(i=1;i<5;i++)  
{  
setfillstyle(1,8);  
bar(378,163+i*14,508,170+i*14);  
setfillstyle(1,5);  
bar(378,163+i*14,378+130*NumOfLev[i]/ETimes,170+i*14);  
}  
DrawDigital(466,293,Speed);  
return;  
}  

int CreateNewShape()  
{  
NewShape[1]=NewShape[0];  
NewShape[0]=rand()%7;  
setfillstyle(1,0);  
bar(447,240,514,288);  
for(int l=0;l<4;l++)  
for(int p=0;p<4;p++)  
if(shape[NewShape[0]][0][p][l]==1)  
DrawShape(28+l,15+p,ShapeColor[7]);  
return NewShape[1];  
}  

int Possible(int x,int y,int CurrentShape,int Status)  
{  
for(int i=0;i<4;i++)  
{  
for(int j=0;j<4;j++)  
{  
if(shape[CurrentShape][Status][i][j]+back[y+i][x+j]==2)  
//this line can also write as the following type:  
//if(shape[CurrentShape][Status][i][j]&&back[y+i][x+j])  
return 0;  
}  
}  
return 1;  
}  

void GoLeft(int&x,int&y,int&CurrentShape,int&Status)  
{  
if(Possible(x-1,y,CurrentShape,Status))  
x--;  
show(x,y,CurrentShape,Status);  
}  

void GoRight(int&x,int&y,int&CurrentShape,int&Status)  
{  
if(Possible(x+1,y,CurrentShape,Status))  
x++;  
show(x,y,CurrentShape,Status);  
}  

void GoDown(int&x,int&y,int&CurrentShape,int&Status)  
{  
int AllAreOne=1,temp=0;  
if(Possible(x,y+1,CurrentShape,Status))  
{  
y++;  
show(x,y,CurrentShape,Status);  
return;  
}  
TotalMark+=3*CurrentShape;  
for(int i=0;i<4;i++)  
for(int j=0;j<4;j++)  
back[i+y][j+x]+=shape[CurrentShape][Status][i][j];  
for(int r=1;r<20;r++)  
{  
for(int l=2;l<13;l++)  
{  
if(back[r][l]==0)  
AllAreOne=0;  
}  
if(AllAreOne==1)  
{  
for(int rr=r;rr>0;rr--)  
for(int ll=2;ll<13;ll++)  
back[rr][ll]=back[rr-1][ll];  
Erasered++;  
CEr++;  
temp++;  
}  
AllAreOne=1;  
}  
CurrentShape=CreateNewShape();  
x=DefaultX;y=DefaultY;Status=0;  
NumOfLev[temp]++;  
TotalMark+=5*temp;  
show(x,y,CurrentShape,Status);  
counter=0;  
if(!Possible(x,y,CurrentShape,Status))  
{  
getch();  
end();  
}  
if(CEr>=30)  
{  
Speed=(Speed+1)%10;  
CEr/=30;  
}  
if(temp)  
ETimes++;  
DrawScore();  
return;  
}  

void ChageShape(int&x,int&y,int&CurrentShape,int&Status)  
{  
if(Possible(x,y,CurrentShape,(Status+1)%4))  
Status=(Status+1)%4;  
show(x,y,CurrentShape,Status);  
}  

void DrawFace()  
{  
int temp;  
setcolor(15);  
line(351,59,519,59);  
line(351,60,518,60);  
line(351,59,351,156);  
line(352,59,352,155);  
setcolor(7);  
line(518,61,518,154);  
line(519,60,519,154);  
line(353,155,519,155);  
line(352,156,519,156);  
setcolor(8);  
for(int i=61;i<155;i++)  
line(353,i,517,i);  
setcolor(7);  
line(427,106,512,106);  
line(428,107,511,107);  
line(427,106,427,147);  
line(428,106,428,146);  
setcolor(15);  
line(512,106,512,147);  
line(511,107,511,146);  
line(428,146,511,146);  
line(427,147,512,147);  
settextstyle(DEFAULT_FONT,HORIZ_DIR,1);  
setcolor(14);  
outtextxy(357,119,"Erasered");  
outtextxy(370,130,"Level:");  
setcolor(15);  
line(352,167,519,167);  
line(352,168,518,168);  
line(352,169,352,407);  
line(353,169,353,406);  
setcolor(7);  
line(519,167,519,407);  
line(518,168,518,406);  
line(352,407,519,407);  
line(353,406,519,406);  
line(524,55,89,55); //outter border 1st  
line(524,55,524,411);  
line(89,411,524,411);  
line(89,55,89,411);  
line(524,56,89,56); //outter border 2nd  
line(525,55,525,411);  
line(89,410,524,410);  
line(88,55,88,411);  
setfillstyle(8,7);  
bar(94,59,336,406);  
//setfillstyle(1,3);  
//bar(128,78,296,386);  
for(i=0;i<8;i++)  
DrawDigital(357+i*20,65,0);  
for(i=0;i<4;i++)  
DrawDigital(431+i*20,111,0);  
setfillstyle(1,8);  
setcolor(12);  
for(i=0;i<4;i++)  
{  
temp=i+'1';  
outtextxy(364,177+14*i,(char*)&temp);  
bar(378,177+i*14,508,184+i*14);  
}  
setcolor(14);  
outtextxy(366,250,"Next Shape");  
setcolor(10);  
outtextxy(366,294,"Current");  
outtextxy(382,309,"Level");  
setcolor(6);  
outtextxy(366,334,"Message:");  
bar(362,348,509,398);  
DrawDigital(466,293,Speed);  
}  

void WannaQuit()  
{  
int choise=0,temp;  
setfillstyle(1,8);  
bar(362,348,509,398);  
setcolor(15);  
outtextxy(378,355,"Are you sure to");  
outtextxy(368,368,"quit game?");  
outtextxy(410,388,"Yes");  
outtextxy(470,388,"No");  
setcolor(14);  
circle(399,392,4);  
while((temp=bioskey(0))!=7181)  
{  
if(temp==19200)  
{  
setcolor(8);  
circle(459,392,4);  
choise=0;  
setcolor(14);  
circle(399,392,4);  
}  
if(temp==19712)  
{  
setcolor(8);  
circle(399,392,4);  
choise=1;  
setcolor(14);  
circle(459,392,4);  
}  
}  
if(choise==0)  
{  
end();  
}  
setfillstyle(1,8);  
bar(362,348,509,398);  
return;  
}  

void main()  
{  
ShowTitle();  
unsigned c;  
int CurrentShape,x=6,y=0,Status=0;  
oldhandler=getvect(INTR);  
setvect(INTR,handler);  
randomize();  
NewShape[0]=rand()%7;  
DrawFace();  
CurrentShape=CreateNewShape();  
show(x,y,CurrentShape,Status);  
while(1)  
{  
if(kbhit())  
{  
c=getch();  
if(c==0)  
c=getch();  
switch(c)  
{  
case 's' :Speed=(Speed+1)%10;DrawDigital(466,293,Speed);break;  
case DOWN :GoDown(x,y,CurrentShape,Status);break;  
case LEFT :GoLeft(x,y,CurrentShape,Status);break;  
case RIGHT :GoRight(x,y,CurrentShape,Status);break;  
case CHANGE :ChageShape(x,y,CurrentShape,Status);break;  
case ESC :WannaQuit();  
}  
}  
if((counter%=TimeDelay[Speed])==(TimeDelay[Speed]-1))  
{  
GoDown(x,y,CurrentShape,Status);  
counter=0;  
}