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C++ Programming : Program 15-A

Program to draw circles


 

#include <iostream.h>
#include <conio.h>
#include <graphics.h>
#include <ctype.h>
#include <stdlib.h>
#include <stdio.h>

void main()
{
clrscr();
int gd=DETECT,gm,errorcode; //Requesting auto-detection.
//Initializing graphics and local variables.
initgraph(&gd,&gm,"d:\\bc3\\bgi"); //Path where graphics drivers are installed
//Reading result of initialization.
errorcode=graphresult();
//An error occured.
if (errorcode!=grOk)
{
cout << "Graphics error occured : \n" << grapherrormsg(errorcode) << endl;
cout << "Press any key to stop : ";
getch();
exit(1);
}
circle(200,200,50); //Drawing a circle having center(200,200) and radius(50).
getch();
circle(300,203,40); //Drawing a circle having center(300,203) and radius(40).
getch();
circle(500,303,80); //Drawing a circle having center(500,303) and radius(80).
getch();
closegraph();
}

This graphics program draws three circles on the screen.




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