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

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

    public Animation() {}

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


    public void run() {
	halt=1;
	Complex[] Z=trim(M.P.ORBIT);
	int[] n=getN(M.P.STRIPS);
	int edge=0;
	int count=0;

	while(halt==1) {	
                     double s=Math.pow(2,22-M.C2.SPEED.val);
	    double t=1.0*count/2048;
	    if(t==1) {
		count=0;
		edge=edge+1;
	    }
	    if(edge==Z.length-1) halt=0;
	    if(halt==1) { 
                           M.P.POSITION=interpolate(Z,edge,t);
	         forceStrip(n[edge]);
	        ++count;
	        sleep(s);	
	        M.repaint();
                          M.C.repaint();
	    }
	}
	halt=0;
	M.P.POSITION=new Complex(M.P.SOURCE);     
	forceStrip(-1);
	restoreSpokes(n);
	M.repaint();
    }


    public void sleep(double k) {
	for(int i=0;i<k;++i) {}
    }


    public void forceStrip(int k) {
	for(int i=0;i<M.C.PC.COUNT;++i) {
	    M.C.PC.SELECT[1][i].on=0;
	    M.C.PC.SELECT[3][i].on=0;
	}
        if(k>=0) M.C.PC.SELECT[1][k].on=1;
        if(k>=0) M.C.PC.SELECT[3][k].on=1;
    }

    public void restoreSpokes(int[] n) {
	for(int i=0;i<n.length;++i) {
	    M.C.PC.SELECT[3][n[i]].on=1;
	}
    }




    public static int[] getN(int[] n) {
	int[] b={0,0};
	int[] n0=new int[n.length];
	int count=0;
	for(int i=0;i<n.length;++i) {
	    if(n[i]>=0) {
		n0[count]=n[i];
		++count;
	    }
	}
	int[] n1=new int[count];
	for(int i=0;i<count;++i) n1[i]=n0[i];
	return(n1);
    }


    public Complex[] trim(PolyWedge P) {
	Complex[] Z1=new Complex[P.count];
	int count=0;
	Complex z1=new Complex(-99999,0);
	for(int i=0;i<P.count;++i) {
	    if(Complex.dist(P.z[i],z1)>.000001) {
		Z1[count]=new Complex(P.z[i]);
		++count;
		z1=new Complex(P.z[i]);
	    }
	}
	Complex[] Z2=new Complex[count];
	for(int i=0;i<count;++i) Z2[i]=new Complex(Z1[i]);
	return(Z2);
    }


    public Complex interpolate(Complex[] Z,int i,double t) {
	Complex z1=new Complex(Z[i]);
	Complex z2=new Complex(Z[i+1]);
	double x=(1-t)*z1.x+t*z2.x;
	double y=(1-t)*z1.y+t*z2.y;
	return(new Complex(x,y));
    }

}