C语言实现电子时钟程序

#include<windows.h> #include <stdio.h> #include <stdlib.h> #include <conio.h> #include <time.h> typedef struct{  int x;  int y;}Point;time_t now;struct tm *pt, t1, t2;int printpoint(Point p){  Point p1;  p1.x = p.x + 2; p1.y = p.y + 4;  gotoxy(p1.x, p1.y);   printf("%c%c", 2, 2);  gotoxy(p1.x, p1.y + 1);  printf("%c%c", 2, 2);  p1.y += 4;  gotoxy(p1.x, p1.y);   printf("%c%c", 2, 2);  gotoxy(p1.x, p1.y + 1);  printf("%c%c", 2, 2);  return 0;}int print0(Point p){  int i = 0;  for (; i<13; i++)  {    gotoxy(p.x + 1, p.y + i);    if (i == 0 || i == 12)      printf("%c%c%c%c%c%c", 2, 2, 2, 2, 2, 2);    else      printf("%c%4s%c", 2, " ", 2);  }  return 0;}int print1(Point p){  int i = 0;  for (; i<13; i++)  {    gotoxy(p.x + 1, p.y + i);    printf("%5s%c", " ", 2);  }  return 0;}int print2(Point p){  int i = 0;  for (; i<13; i++)  {    gotoxy(p.x + 1, p.y + i);    if (i == 0 || i == 6 || i == 12)      printf("%c%c%c%c%c%c", 2, 2, 2, 2, 2, 2);    else if (i>0 && i<6)      printf("%5s%c", " ", 2);    else      printf("%c", 2);  }  return 0;}int print3(Point p){  int i = 0;  for (; i<13; i++)  {    gotoxy(p.x + 1, p.y + i);    if (i == 0 || i == 6 || i == 12)      printf("%c%c%c%c%c%c", 2, 2, 2, 2, 2, 2);    else      printf("%5s%c", " ", 2);  }  return 0;}int print4(Point p){  int i = 0;  for (; i<13; i++)  {    gotoxy(p.x + 1, p.y + i);    if (i<6) printf("%c%4s%c", 2, " ", 2);    else if (i == 6)      printf("%c%c%c%c%c%c", 2, 2, 2, 2, 2, 2);    else printf("%5s%c", " ", 2);  }  return 0;}int print5(Point p){  int i = 0;  for (; i<13; i++)  {    gotoxy(p.x + 1, p.y + i);    if (i == 0 || i == 6 || i == 12)      printf("%c%c%c%c%c%c", 2, 2, 2, 2, 2, 2);    else if (i>0 && i<6)      printf("%c", 2);    else      printf("%5s%c", " ", 2);  }  return 0;}int print6(Point p){  int i = 0;  for (; i<13; i++)  {    gotoxy(p.x + 1, p.y + i);    if (i == 0 || i == 6 || i == 12)      printf("%c%c%c%c%c%c", 2, 2, 2, 2, 2, 2);    else if (i>0 && i<6)      printf("%c", 2);    else      printf("%c%4s%c", 2, " ", 2);  }  return 0;}int print7(Point p){  int i = 0;  for (; i<13; i++)  {    gotoxy(p.x + 1, p.y + i);    if (i == 0)  printf("%c%c%c%c%c%c", 2, 2, 2, 2, 2, 2);    else    printf("%5s%c", " ", 2);  }  return 0;}int print8(Point p){  int i = 0;  for (; i<13; i++)  {    gotoxy(p.x + 1, p.y + i);    if (i == 0 || i == 6 || i == 12)      printf("%c%c%c%c%c%c", 2, 2, 2, 2, 2, 2);    else printf("%c%4s%c", 2, " ", 2);  }  return 0;}int print9(Point p){  int i = 0;  for (; i<13; i++)  {    gotoxy(p.x + 1, p.y + i);    if (i == 0 || i == 6 || i == 12)      printf("%c%c%c%c%c%c", 2, 2, 2, 2, 2, 2);    else if (i>0 && i<6)      printf("%c%4s%c", 2, " ", 2);    else      printf("%5s%c", " ", 2);  }  return 0;}int clear(Point p){  int i = 0;  for (; i<13; i++)    gotoxy(p.x, p.y + i); printf("%16s", " ");  return 0;}int printtime(Point p, int n){  int a, b;  Point pp;  a = n / 10, b = n % 10;  pp.x = p.x + 8, pp.y = p.y;  switch (a)  {  case 0: print0(p); break;  case 1: print1(p); break;  case 2: print2(p); break;  case 3: print3(p); break;  case 4: print4(p); break;  case 5: print5(p); break;  }  switch (b)  {  case 0: print0(pp); break;  case 1: print1(pp); break;  case 2: print2(pp); break;  case 3: print3(pp); break;  case 4: print4(pp); break;  case 5: print5(pp); break;  case 6: print6(pp); break;  case 7: print7(pp); break;  case 8: print8(pp); break;  case 9: print9(pp); break;  }  return 0;}int main(){  Point phour, pmin, psec, point1, point2;  phour.x = 9, pmin.x = 32, psec.x = 55;  phour.y = pmin.y = psec.y = 7;  point1.x = 25, point2.x = 49;  point1.y = point2.y = 7;  clrscr();  textbackground(YELLOW);     /* 设置背景颜色*/  textcolor(RED);   /* 设置数字显示颜色*/  now = time(0);  pt = localtime(&now);  t1 = *pt;  printtime(phour, t1.tm_hour);  printpoint(point1);  printtime(pmin, t1.tm_min);  printpoint(point2);  printtime(psec, t1.tm_sec);  while (1)  {    now = time(0);    pt = localtime(&now);    t2 = *pt;    if (t2.tm_sec != t1.tm_sec)    {      t1 = t2;      clrscr();      printtime(phour, t1.tm_hour);      printpoint(point1);      printtime(pmin, t1.tm_min);      printpoint(point2);      printtime(psec, t1.tm_sec);    }    if (bioskey(1) == 0) continue;    else exit(0);  }  return 0;}