使用C语言怎么实现一个电子时钟程序？针对这个问题，这篇文章详细介绍了相对应的分析和解答，希望可以帮助更多想解决这个问题的小伙伴找到更简单易行的方法。
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Qt 里面运行
#include#include #include #include #include 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; }
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