发信人: chen82607(chen82607)
整理人: yangcs(2004-10-14 14:22:35), 站内信件
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#define PAI 3.141
#define N 0.809
#include "stdio.h"
#include "graphics.h"
#include "time.h"
#include "math.h"
main()
{
int nu1=0,nu2=0,nu3=0,x0,y0,x,y,z=0,z2=0,driver,mode;
int x2,y2,x3,y3,z3=0,z4=0,z5=0,z6=0;
float a,c,d;
time_t t;
struct tm t2;
driver=CGA;mode=CGAC0;
initgraph(&driver,&mode,"");
setcolor(3);
x0=150;y0=100;
circle(x0,y0,90);
setcolor(1);
circle(x0,y0,110);
settextstyle(DEFAULT_FONT,HORIZ_DIR,0);
outtextxy(140,18,"12");
outtextxy(145,178,"6");
outtextxy(50,100,"9");
outtextxy(245,100,"3");
while(!kbhit())
{
setcolor(2);
t=time(NULL);
t2=*localtime(&t);
nu1=t2.tm_sec;nu2=t2.tm_min;nu3=t2.tm_hour;
a=nu1*PAI*2/60-PAI/2;
c=nu2*PAI*2/60-PAI/2;
d=nu3*PAI*2/12-PAI/2;
x=ceil(x0+75*cos(a));
y=ceil(y0+75*sin(a)*0.809);
x2=ceil(x0+60*cos(c));
y2=ceil(y0+60*sin(c)*0.809);
x3=ceil(x0+40*cos(d));
y3=ceil(y0+40*sin(d)*0.809);
line(x0,y0,x,y);
line(x0,y0,x2,y2);
line(x0,y0,x3,y3);
setcolor(0);
if(z==x&z2==y) ;
else {line(x0,y0,z,z2); z=x;z2=y;}
if(z3==x2&z4==y2);
else {line(x0,y0,z3,z4);
z3=x2;z4=y2; }
if(z5==x3&z6==y3);
else {line(x0,y0,z5,z6);
z5=x3;z6=y3;}
}
}
----
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