Draw a circle with a given radius centered on (x, y)

From , 5 Years ago, written in C, viewed 184 times.

#include <graphics.h>
#include <stdlib.h>
#include <stdio.h>
#include <conio.h>
 
int main ( void )
{
        /* request auto detection */
        int gdriver = DETECT, gmode, errorcode;
        int midx, midy;
        int radius = 100;
 
        /* initialize graphics and local variables */
        initgraph ( &gdriver, &gmode, "" );
 
        /* read result of initialization */
        errorcode = graphresult();
        if ( errorcode != grOk )  /* an error occurred */
        {
                printf ( "Graphics error: %s\n", grapherrormsg ( errorcode ) );
                printf ( "Press any key to halt:" );
                getch();
                exit ( 1 ); /* terminate with an error code */
        }
 
        midx = getmaxx() / 2;
        midy = getmaxy() / 2;
        setcolor ( getmaxcolor() );
 
        /* draw the circle */
        circle ( midx, midy, radius );
 
        /* clean up */
        getch();
        closegraph();
        return 0;
}

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Draw a circle with a given radius centered on (x, y)

Reply to "Draw a circle with a given radius centered on (x, y)"