/**
 * Hulls.java
 *
 * copyright 2004, Daniel Heller
 *
 * http://www.dan-is-online.com/software/peelingdepthexplorer
 *
 * This program is free software;
 * you can redistribute it and/or modify it under the terms of the
 * GNU General Public License as published by the Free Software Foundation;
 * either version 2 of the License, or (at your option) any later version.
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY;
 * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
 * PARTICULAR PURPOSE.
 * See the GNU General Public License
 * at http://www.gnu.org/copyleft/gpl.html for more details.
 *
 **/


import java.awt.Point;

import java.awt.geom.GeneralPath;

import java.util.List;

public class Hulls
{

  private List hullList;

  /**
   *
   *  hullList must be in order largest to smallest
   *
   **/
  public Hulls(List hullList)
  {
    this.hullList = hullList;
  }

  public int getDepth(int x,int y)
  {
    int d=0;
    for(int i=0;i<hullList.size();i++)
    {
      List hull = (List)hullList.get(i); 
      GeneralPath p = new GeneralPath();
      for(int j=0;j<hull.size();j++)
      {
        Point pt = (Point)hull.get(j);
        if(j==0)
          p.moveTo((int)pt.getX(),(int)pt.getY());
        else
          p.lineTo((int)pt.getX(),(int)pt.getY());
        if(j==hull.size()-1)
          p.closePath();
      }
      if(!(p.contains(x,y)))
       return d;
      else
       d++; 
    }
    return d;
  }

  public List get(int i)
  {
    return (List)hullList.get(i);
  }

  public int size()
  {
    return hullList.size();
  }

}