class VoronoiCrystal{
  ArrayList polygons;
  int order;
  int MAXORDER;
  color fillColor;
  color strokeColor;
  float floor;
  

  VoronoiCrystal(Voronoi voronoi, int MAXORDER, float floor){
    polygons=new ArrayList();
    Polygon currentPolygon;
    order = voronoi.order;
    fillColor=voronoi.fillColor;
    this.floor=floor;
    strokeColor=color(0,160-order*(120.0f/MAXORDER));
    this.MAXORDER=MAXORDER;
    Iterator cellItr = voronoi.cells.iterator();
    while(cellItr.hasNext()){
      Cell currentCell = (Cell)cellItr.next();
      float heightFactor = order*order*50.0f*exp(-15.0f*dist(currentCell.centerPoint.x,currentCell.centerPoint.y,width/2,width/2)/width);
      currentPolygon=new Polygon(currentCell.periphery,strokeColor,0.5f*(MAXORDER-order+1),fillColor,floor,floor+heightFactor);
      polygons.add(currentPolygon);
    }
  }

  void draw(){
    Iterator polygonItr = polygons.iterator();
    while(polygonItr.hasNext()){
      ((Polygon)polygonItr.next()).draw();   
      }       
    }
    




}

class Polygon{
  ArrayList points;
  color strokeColor;
  color fillColor;
  float strokeWeight;
  float floor;
  float ceiling;
  


  Polygon(){
    points=new ArrayList();
    strokeColor=color(0);
    fillColor=color(0);
    strokeWeight=1.0f;
  }

  Polygon(final ArrayList points,final color strokeColor, final float strokeWeight, final color fillColor, final float floor , final float ceiling){
    this.points=new ArrayList();
    this.points.addAll(points);
    this.strokeColor=strokeColor;
    this.fillColor=fillColor;
    this.strokeWeight=strokeWeight;
    this.floor=floor;
        this.ceiling=ceiling;
  }

  void draw(){
    fill(fillColor);
    //noStroke();
    stroke(strokeColor);
    //strokeWeight(strokeWeight);
    beginShape();  
    Iterator itr = points.iterator();
    beginShape();  
    itr = points.iterator();
    while(itr.hasNext()){
      Point2D currentPoint= (Point2D)itr.next();
      vertex(currentPoint.x,currentPoint.y,ceiling);
    }
    if (points.size()>0)vertex(((Point2D)points.get(0)).x,((Point2D)points.get(0)).y,ceiling);
    endShape();
    
    

   
    for(int i=0;i<points.size();i++){
    int j=(i==points.size()-1)?0:i+1;
      beginShape();  
      Point2D pointi= (Point2D)points.get(i);
      Point2D pointj= (Point2D)points.get(j);
      vertex(pointi.x,pointi.y,floor);
      vertex(pointi.x,pointi.y,ceiling);
      vertex(pointj.x,pointj.y,ceiling);
      vertex(pointj.x,pointj.y,floor);
      
  endShape();  
  }
   
    
  }




}