mfbarc.c File Reference

#include "mfb.h"
#include "mfbp.h"

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Macros
#define	RadToDeg   57.29577951

Functions
void	MFBArc (int x, int y, int r, int astart, int astop, int s)

Macro Definition Documentation

#define RadToDeg   57.29577951

Definition at line 11 of file mfbarc.c.

Function Documentation

void MFBArc	(	int	x,
		int	y,
		int	r,
		int	astart,
		int	astop,
		int	s
	)

Definition at line 14 of file mfbarc.c.

{
    int i,j;
    double d = astart / RadToDeg;

    MFBMoveTo(x + (int)(r * cos(d)),y + (int)(r * sin(d)));

    while (astart >= astop)
        astop += 360;

    if (s <= 2 || s > 180)
        s = 18;

    j = (astop - astart)/s;

    if (!j)
        j++;

    for (i = astart + j; i <= astop; i += j) {
        d = i / RadToDeg;
        MFBDrawLineTo(x + (int)(r * cos(d)), y + (int)(r * sin(d)));
    }
    d = astop / RadToDeg;
    MFBDrawLineTo(x + (int)(r * cos(d)), y + (int)(r * sin(d)));
}