C语言模拟时钟转动程序

#include"graphics.h"

#include"math.h"

#include"dos.h"

#define pi 3.1415926

#define X(a,b,c) x=a*cos(b*c*pi/180-pi/2)+300

#define Y(a,b,c) y=a*sin(b*c*pi/180-pi/2)+240

#define d(a,b,c) X(a,b,c);Y(a,b,c);line(300,240,x,y)

void init() /*划时钟边框函数*/

{

int i,l,x1,x2,y1,y2;

setbkcolor(1);

circle(300,240,200);

circle(300,240,205);

circle(300,240,5);

for(i=0;i<60;i++) /*划钟点上的短线*/ {

if(i%5==0)

l=15;

else

l=5;

x1=200*sin(i*6*pi/180)+300;

y1=200*cos(i*6*pi/180)+240;

x2=(200-l)*sin(i*6*pi/180)+300;

y2=(200-l)*cos(i*6*pi/180)+240;

line(x1,y1,x2,y2);

}

}

#include"graphics.h"

#include"math.h"

#include"dos.h"

#define pi 3.1415926

#define X(a,b,c) x=a*cos(b*c*pi/180-pi/2)+300

#define Y(a,b,c) y=a*sin(b*c*pi/180-pi/2)+240

#define d(a,b,c) X(a,b,c);Y(a,b,c);line(300,240,x,y)

void init() /*划时钟边框函数*/

{

int i,l,x1,x2,y1,y2;

setbkcolor(1);

circle(300,240,200);

circle(300,240,205);

circle(300,240,5);

for(i=0;i<60;i++) /*划钟点上的短线*/

{

if(i%5==0)

l=15;

else

l=5;

x1=200*sin(i*6*pi/180)+300;

y1=200*cos(i*6*pi/180)+240;

x2=(200-l)*sin(i*6*pi/180)+300;

y2=(200-l)*cos(i*6*pi/180)+240;

line(x1,y1,x2,y2);

}

}

main()

{

int x,y,i,k=1;

int gdriver=9,gmode=2;

unsigned char h,m,s;

int o,p,q;

float n;

struct time t[1];

struct date d[1];

initgraph(&gdriver,&gmode,"c:\\tc");

initgraph(&gdriver,&gmode,"c:\\tc");

for(i=0;i<=6;i++)

{

settextstyle(TRIPLEX_FONT,HORIZ_DIR,i); /*控制输出字符的字体，方向，大小*/ cleardevice();

settextjustify(1,1); /*在指定坐标上输出字符串*/

outtextxy(300,80,"12") ;

outtextxy(300,390,"6");

outtextxy(140,230,"9");

outtextxy(460,230,"3");

outtextxy(380,100,"1");

outtextxy(220,100,"11");

outtextxy(430,160,"2");

outtextxy(430,310,"4");

outtextxy(380,370,"5");

outtextxy(220,370,"7");

outtextxy(160,160,"10");

outtextxy(160,310,"8");

}

init();

setwritemode(1); /*设置画线的输出模式*/

if(k!=0)

{

getdate(d); /*获得系统日期函数*/

o=d[0].da_year;

p=d[0].da_mon;

q=d[0].da_day;

gettime(t); /*获得系统时间函数*/

h=t[0].ti_hour;

m=t[0].ti_min;

s=t[0].ti_sec;

}

setcolor(7); /*设置时针颜色*/

n=(float)h+(float)m/60;

d(150,n,30); /*画出时针*/

setcolor(14); /*设置分针颜色*/

d(170,m,6); /*画出分针*/

setcolor(4); /*设置秒针颜色*/

d(190,s,6); /*画出秒针*/

while(!kbhit()) /*控制程序按下任意键退出*/

{

while(t[0].ti_sec==s)

gettime(t);

gotoxy(44,18); /*使光标移动到指定坐标*/

printf("\b\b\b\b\b\b\b\b\b"); /*退格，使表示时间的字符串不断变化*/ sound(400); /*按给定的频率打开PC扬声器*/

delay(70); /*中断程序的执行，时间为70毫秒*/

sound(200);

delay(30);

nosound(); /*按给定的频率关闭PC扬声器*/

setcolor(4);

d(190,s,6);

s=t[0].ti_sec;

d(190,s,6);

if(t[0].ti_min!=m)

{

setcolor(14);

d(170,m,6);

m=t[0].ti_min;

d(170,m,6);

}

if(t[0].ti_hour!=h)

{

setcolor(7);

d(150,h,30);

h=t[0].ti_hour;

d(150,h,30);