/******************************************************************************
 *  Wormux is a convivial mass murder game.
 *  Copyright (C) 2001-2010 Wormux Team.
 *
 *  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 for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
 ******************************************************************************
 *  Refresh du vent
 *****************************************************************************/

#ifndef WIND_H
#define WIND_H

#include <list>
#include "include/base.h"
#include <WORMUX_singleton.h>
#include "object/physical_obj.h"

// Forward declarations
class Sprite;
typedef struct _xmlNode xmlNode;

// Max wind strength in m/(sec*sec)
#define WIND_STRENGTH  5.0

class WindParticle : public PhysicalObj
{
private:
  /* You should not need this */
  WindParticle(const WindParticle & obj);
  const WindParticle & operator = (const WindParticle & obj);

  Sprite * sprite;
  Sprite * flipped;

public:
  WindParticle(const std::string & xml_file, 
               Double scale);
  ~WindParticle();
  void Draw();
  void Refresh();
};

class Wind : public Singleton<Wind>
{
private:
  long m_val, m_nv_val;
  uint m_last_move;
  uint m_last_part_mvt;

  std::list<WindParticle *> particles;
  typedef std::list<WindParticle *>::iterator iterator;
  void RemoveAllParticles();
  void RandomizeParticlesPos(); // Put particles randomly on the screen

  Wind();
  ~Wind();
  friend class Singleton<Wind>;

public:
  Double GetStrength() const;
  void ChooseRandomVal();

  void SetVal(long val);
  void Refresh();
  void Reset();
  void DrawParticles();
};

#endif

