point p[] = new point[80];
double dist[] = new double[p.length];
double dire[] = new double[p.length];
point hCol;
double ss[] = new double[p.length];
double bb[] = new double[p.length];
Color col;
boolean bousou;
double hdist, hdire;
//sample

[setup, 300, 300]{
	for(int i = 0; i < p.length; i ++){
		dist[i]= 5;
		dire[i] =  2 * Math.PI * random();	
		p[i] = point(300 * random(), 300 *random());
		ss[i] = 49 + 50 * random();
		bb[i] = 49 + 50 * random();
	}
	hCol = point(70., 0.);
	bousou = false;
	setBackColor(255, 255, 255);
}

[paint]{
		clearAll();
		for(int i = 0; i < p.length; i ++){
			col = Color.getHSBColor((float)(hCol.x/100.), (float)(ss[i]/100.), (float)(bb[i]/100.));
			setColor(col);
			fillOval(p[i].x-5, p[i].y-5, 10, 10);
		}
}

[interval, 5, 10]{
	for(int i = 0; i < p.length; i ++){
		dist[i] = 40 + 10 * random();
		dire[i] = 2 * Math.PI * random();
	}
	bousou = true;
}

[interval, 0, 10]{
	for(int i = 0; i < p.length; i ++){
		dist[i] = 5;
	}
	bousou = false;
}

[always]{
	for(int i = 0; i < p.length; i ++){	
		if(p[i].x < 0 || monitorWidth < p[i].x){
			dire[i] = Math.PI - dire[i];
			p[i].bound(Math.PI/2., 1.);
		}
		if(p[i].y < 0 || monitorHeight < p[i].y){
			dire[i] = -dire[i];
			p[i].bound(0., 1.);
		}
		p[i].push(dist[i], dire[i]);
	}
	if(bousou == true){
		hdist = hCol.distanceTo(100, 0);
		hdire = hCol.directionTo(100, 0);
		hCol.push(hdist/5., hdire);
	}else{
		hdist = hCol.distanceTo(70, 0);
		hdire = hCol.directionTo(70, 0);
		hCol.push(hdist/10., hdire);
	}
	if(100. < hCol.x)hCol.x = 100.;
	if(hCol.x < 0.)	hCol.x = 0.;
}