//************************************************************** 
// C語言時鐘源程序 
//* 南陽理工學院計算機系01612班大鵬課程設計作品 
//* 運行環境：TC2.0 
//* Email:ypsky@mail2.nyist.net 
//************************************************************* 
#include"graphics.h" 
#define PI 3.1416 
#include"math.h" 
#include"dos.h" 
main() 
{ 
int x0=320,y0=240,r0=150; 
void init_sceen(); 
void sec(); 
init_sceen(x0,y0,r0); 
sec(); 
closegraph();  return(0);
}
void init_sceen(int x0,int y0,int r0)/********************************************/ 
{ 
int i,x,y,graphdriver,graphmode; 
char s[10]; 
float alpha,a0=90; 

graphdriver=DETECT; 
initgraph(&graphdriver,&graphmode,"F:\\TC\\bgi"); 
setbkcolor(3); 
setcolor(2); 
circle(x0,y0,r0); 
circle(x0,y0,r0+30); 
setfillstyle(SOLID_FILL,10); 
floodfill(x0-r0-10,y0,2); 
/*please input the time*/ 
for(i=12;i>=1;i--) 
{ 
alpha=(a0+30*(11-i)*PI/180); 
x=x0+cos(alpha)*r0-16; 
y=y0-sin(alpha)*r0; 
sprintf(s,"%2d",i); 
setcolor(4); 
settextstyle(0,0,2); 
outtextxy(x,y,s); 
} 
/*input second*/ 
for(i=60;i>=1;i--) 
{ 
alpha=(a0+6*(60-i)*PI/180); 
x=x0+cos(alpha)*(r0-20); 
y=y0-sin(alpha)*(r0-20); 
setcolor(14); 
if(i%5==0) 
circle(x,y,5); 
else circle(x,y,2); 
floodfill(x,y,14); 
} 
setlinestyle(0,0,3); 
} 
void sec(void) /******************************************************************/ 
{ 
int x,y,i,j,k,xj,yj,xk,yk,xi,yi,x0=320,y0=240,r0=150; 
union REGS r; 


unsigned char *shijie=""; 
unsigned char *daa=""; 
struct time tim; 
struct date dat; 
float alphai,alphak,alphaj,a0=90; 
xi=x0;yi=y0;xj=x0;yj=y0;xk=x0;yk=y0; 
do 
{ 
/*intput the time*/ 
x=38;y=12; 
gettime(&tim); 
sprintf(shijie,"%02d:%02d:%02d",tim.ti_hour,tim.ti_min,tim.ti_sec); 
setfillstyle(SOLID_FILL,0); 
bar(245,190,375,210); 
setcolor(15); 
outtextxy(245,190,shijie); 
/*input the date*/ /*****************************************************/ 
getdate(&dat); 
sprintf(daa,"%02d--%02d--%02d",dat.da_year,dat.da_mon,dat.da_day); 
/*setfillstyle(SOLID_FILL,3);*/ 
bar(225,290,395,310); 
setcolor(RED); 
outtextxy(225,290,daa); 
x=190;y=430; 
setcolor(RED); 
outtextxy(x-26,y,"Designed by GuoLiuTa0"); 
setcolor(LIGHTRED); 
outtextxy(x+76,y0+20,"NBA GAME"); 
setlinestyle(0,0,3); 
k=tim.ti_hour; 
j=tim.ti_min; 
i=tim.ti_sec; 
alphak=(a0+30*(12-k)-j*5/60.*6)*PI/180; 
alphaj=(a0-6*j)*PI/180; 
/*write second hand*/ 
alphai=(a0+6*(60-i))*PI/180; 
x=x0+cos(alphai)*(r0-32); 
y=y0-sin(alphai)*(r0-32); 
setcolor(BLACK); 
line(x0,y0,xi,yi); 
setcolor(YELLOW); 
line(x0,y0,x,y); 
xi=x; 
yi=y; 
/*write minute hand*/ 
x=x0+cos(alphaj)*(r0-60); 
y=y0-sin(alphaj)*(r0-60); 
setcolor(BLACK); 
line(x0,y0,xj,yj); 
setcolor(BLUE); 
line(x0,y0,x,y); 
xj=x; 
yj=y; 
/*write hour hand*/ 
x=x0+cos(alphak)*(r0-99); 
y=y0-sin(alphak)*(r0-99); 
setcolor(BLACK); 
line(x0,y0,xk,yk); 
setcolor(RED); 
line(x0,y0,x,y); 
xk=x; 
yk=y; 
delay(10000); 
} 
while(!kbhit()); 
}