import java.awt.*;
import java.lang.Math;

public class atom
{
	public int xpos;
	public int ypos;
	public int old_xpos;
	public int old_ypos;
	public static double pathRadius1;			  //pixels
	public static double pathRadius2;
	public static double realRadius = 1;             //Angstroms

//Compute coordinates for an atom on a circuit	
	public void atomPosition(double angle)
	{
		old_xpos = xpos;
		old_ypos = ypos;
		xpos = rint(pathRadius1*Math.sin(Math.PI*angle/180.0));
		ypos = rint(pathRadius2*Math.cos(Math.PI*angle/180.0));
	
	}

//Round to integer to fix up a problem in Netscape where rint truncates!
	public int rint(double toRound)
	{
		int result=0;
		if (toRound <= 0.0) result = ((int)(toRound - 0.5));
		if (toRound > 0.0) result = ((int)(toRound + 0.5));
		return result;
	}
}