Analog Clock in C++ - Good Programme for Intermediates

Note: include the following header files : "iostream.h, conio.h, math.h, string.h, iomanip.h, stdlib.h, process.h, stdio.h, ctype.h, dos.h, graphics.h, alloc.h, errno.h, locale.h, setjmp.h, strstrea.h, values.h, time.h"

void exit();
void draw();
void back();
int gdriver = DETECT, gmode, error;
const float PI = 3.1415927;
struct time t;
int nodi, nimisa, mani;
char strmani[5]=" ";
char strnimisa[5]=" ";
char strnodi[5]=" ";
struct date d;
int varusam, matham, naal;
char strnaal[5]=" ";
char strmatham[5]=" ";
char strvarusam[5]=" ";
int maxx, maxy, nadux, naduy;
int totnodi;
float konam;
float r, x, y;

int main()
{ clrscr();
initgraph(&gdriver, &gmode, "c:\\tc\\");
error = graphresult();
if(error!=grOk)
{ cprintf("Graphics error : %s\n", grapherrormsg(error));
cprintf("Press any key to halt:");
getch();
exit(1);
};
nodi = nimisa = mani = 0;
matham = naal = varusam = 0;
maxx = getmaxx();
maxy = getmaxy();
nadux = (maxx*1)/3;
naduy = maxy/2;
draw();
konam = 0;
do
{ konam+=1;
r=PI/180*konam;
x=180*cos(r);
y=180*sin(r);
if((fmod(ceil(konam), 6))==0)
{ setcolor(LIGHTGREEN);
circle(nadux+x, naduy+y, 2);
}
if(fmod(ceil(konam), 30)==0)
{ setcolor(BLUE);
setfillstyle(SOLID_FILL, BLUE);
fillellipse(nadux+x, naduy+y, 2, 2);
if((fmod(ceil(konam), 90))!=0)
{ setcolor(YELLOW);
setfillstyle(SOLID_FILL, BLUE);
fillellipse(nadux+x, naduy+y, 5, 5);
setfillstyle(SOLID_FILL, LIGHTGRAY);
fillellipse(nadux+x, naduy+y, 2, 2);
}
}
}
while(konam<360);
setcolor(WHITE);
settextstyle(1, 0, 3);
outtextxy(200, 40, "12");
outtextxy(210, 400, "6");
outtextxy(390, 225, "3");
outtextxy(27, 225, "9");
do
{ back();
gettime(&t);
nodi=t.ti_sec;
nimisa=t.ti_min;
mani=t.ti_hour;
mani=mani%12;
getdate(&d);
varusam=d.da_year;
matham=d.da_mon;
naal=d.da_day;
setfillstyle(SOLID_FILL, 12);
fillellipse(nadux, naduy, 15, 15);
setfillstyle(SOLID_FILL, WHITE);
fillellipse(nadux, naduy, 10, 10);
setfillstyle(SOLID_FILL, GREEN);
fillellipse(nadux, naduy, 5, 5);
itoa(mani, strmani, 10);
if(strlen(strmani)==1)
{ strmani[2]='\0';
strmani[1]=strmani[0];
strmani[0]='0';
}
itoa(nimisa, strnimisa, 10);
if(strlen(strnimisa)==1)
{ strnimisa[2]='\0';
strnimisa[1]=strnimisa[0];
strnimisa[0]='0';
}
itoa(nodi, strnodi, 10);
if(strlen(strnodi)==1)
{ strnodi[2]='\0';
strnodi[1]=strnodi[0];
strnodi[0]='0';
}
itoa(naal, strnaal, 10);
if(strlen(strnaal)==1)
{ strnaal[2]='\0';
strnaal[1]=strnaal[0];
strnaal[0]='0';
}
itoa(matham, strmatham, 10);
if(strlen(strmatham)==1)
{ strmatham[2]='\0';
strmatham[1]=strmatham[0];
strmatham[0]='0';
}
itoa(varusam, strvarusam, 10);
setcolor(BLACK);
settextstyle(1, 0, 4);
moveto(478, 95);
outtext(strmani);
outtext(":");
outtext(strnimisa);
outtext(":");
outtext(strnodi);
setcolor(BLACK);
settextstyle(1, 0, 4);
moveto(435, 395);
outtext(strnaal);
outtext(".");
outtext(strmatham);
outtext(".");
outtext(strvarusam);

setlinestyle(SOLID_LINE, 0, 3);
totnodi = ((t.ti_hour%12)*60)+t.ti_min;
konam = (float)(((float)totnodi/(float)720)*2*PI);
konam-=PI/2;
setcolor(RED);
line(nadux, naduy, nadux + (100*cos(konam)), naduy+(100*sin(konam)));
setlinestyle(SOLID_LINE, 0, 3);
konam=((float)nimisa/60)*2*PI;
konam=konam-PI/2;
line(nadux, naduy, nadux+(145*cos(konam)), naduy+(145*sin(konam)));
setcolor(RED);
setlinestyle(SOLID_LINE, 0, 3);
konam=((float)nodi/60)*2*PI;
konam=konam-PI/2;
line(nadux, naduy, nadux+(150*cos(konam)), naduy+(150*sin(konam)));
delay(990);
setcolor(LIGHTGRAY);
setlinestyle(SOLID_LINE, 0, 3);
totnodi=t.ti_hour%12+t.ti_min;
konam = float((float)totnodi/(float)720*2*PI);
konam-=PI/2;
line(nadux, naduy, nadux+(100*cos(konam)), naduy+(100*sin(konam)));
konam=((float)nimisa/60)*2*PI;
konam=konam-PI/2;
line(nadux, naduy, nadux+(145*cos(konam)), naduy+(145*sin(konam)));

setlinestyle(SOLID_LINE, 0, 3);
konam=((float)nodi/60)*2*PI;
konam=konam-PI/2;
line(nadux, naduy, nadux+(150*cos(konam)), naduy+(150*sin(konam)));
}
while(!kbhit());
exit();
return 0;
}
void exit()
{ getch();
closegraph();
clrscr();
textbackground(BLACK);
textcolor(10);
gotoxy(1, 5);
//cprintf("********************************************************************************");
gotoxy(34, 10);
cprintf("Presented By:");
gotoxy(32, 12);
cprintf("----RAHUL DEY----");
gotoxy(36, 14);
cprintf("Copyright");
gotoxy(100, 16);
//cprintf("********************************************************************************");
delay(1000);
gotoxy(3, 23);
cprintf("Press Esc to exit...");
gotoxy(0, 30);
getch();
}

void draw()
{ setcolor(YELLOW);
rectangle(0, 0, maxx, maxy);
setcolor(YELLOW);
rectangle(2, 2, maxx-2, maxy-2);
setfillstyle(9, LIGHTRED);
bar(3, 3, maxx-3, maxy-3);
setcolor(LIGHTBLUE);
setfillstyle(SOLID_FILL, BLUE);
fillellipse(nadux, naduy, 200, 200);
setcolor(DARKGRAY);
setfillstyle(SOLID_FILL, LIGHTGRAY);
fillellipse(nadux, naduy, 160, 160);
}

void back()
{ setlinestyle(SOLID_LINE, 0, 1);
setfillstyle(SOLID_FILL, WHITE);
bar(470, 101, 618, 130);

setcolor(BLACK);
rectangle(471, 101, 617, 129);

setcolor(DARKGRAY);
line(470, 130, 470, 100);
line(618, 100, 618, 100);

setcolor(WHITE);
line(470, 130, 618, 130);
line(618, 130, 618, 100);

setcolor(LIGHTGRAY);
rectangle(472, 102, 616, 128);

setlinestyle(SOLID_LINE, 0, 1);
setfillstyle(SOLID_FILL, WHITE);
bar(430, 400, 618, 430);

setcolor(BLACK);
rectangle(431, 401, 617, 429);

setcolor(DARKGRAY);
line(430, 430, 618, 430);
line(430, 400, 618, 400);

setcolor(WHITE);
line(430, 430, 618, 430);
line(618, 430, 618, 400);

setcolor(LIGHTGRAY);
rectangle(432, 402, 616, 428);

setcolor(9);
settextstyle(1, 0, 2);
moveto(132, 315);
outtext("Indian Standard");

setcolor(9);
settextstyle(1, 0, 2);
moveto(185, 340);
outtext("Time");

setcolor(YELLOW);
settextstyle(1, 0, 4);
moveto(470, 60);
outtext("TIME");

setcolor(YELLOW);
settextstyle(1, 0, 4);
moveto(430, 360);
outtext("DATE");
}

Download the exe file here...

http://rapidshare.com/files/116709015/ANALOG_CLOCK.zip