import java.applet.Applet;
import java.awt.*;
import java.awt.event.*;
import java.applet.*;
import java.awt.geom.*;
import java.math.*;


public class ComputeFoliation implements Runnable {
    Manager M;
    int halt;

    public ComputeFoliation() {
    }

    public ComputeFoliation(Manager MM) {
	this.M=MM;
    }

    public void run() {
    }


    public static GeneralPath getFoliation(int TYPE,int PARITY,int DIRECTION,double y,int range) {
	int count=0;
	GeneralPath gp=new GeneralPath();

	double phi=(1+Math.sqrt(5))/2;
	double y0=1.5-.5*y;
	if(PARITY==1) y0=y0+1;
	int range0=-range;
	int range1=range;
	if(DIRECTION==0) range0=0;
	if(DIRECTION==1) range1=0;

	for(int k=-4;k<=4;k=k+2) {
	for(int i=range0;i<=range1;++i) {
	    double y1=y0-phi/2;
	    double y2=y0+phi/2;
	    y1=y1+i*phi;
	    y1=y1-2*Math.floor(y1/2);   
	    y2=y1+phi;

	    if(i!=0) {
	       gp.moveTo(0,(float)(y1+k));
	       gp.lineTo(2,(float)(y2+k));
	    }
	    if((i==0)&&(DIRECTION==0))   {
		gp.moveTo((float)(1),(float)(y0+k));
		gp.lineTo(2,(float)(y0+phi/2+k));
	    }
	    if((i==0)&&(DIRECTION==1))   {
		gp.moveTo((float)(1),(float)(y0+k));
		gp.lineTo(0,(float)(y0-phi/2+k));
	    }
	}}
	return(gp);
    }









}