physicsObjectCollection.h

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/**
 * PANDA 3D SOFTWARE
 * Copyright (c) Carnegie Mellon University.  All rights reserved.
 *
 * All use of this software is subject to the terms of the revised BSD
 * license.  You should have received a copy of this license along
 * with this source code in a file named "LICENSE."
 *
 * @file physicsObjectCollection.h
 * @author joswilso
 * @date 2006-07-12
 */
 
#ifndef PHYSICSOBJECTCOLLECTION_H
#define PHYSICSOBJECTCOLLECTION_H
 
#include "pandabase.h"
#include "physicsObject.h"
#include "pointerToArray.h"
 
/**
 * This is a set of zero or more PhysicsObjects.  It's handy for returning
 * from functions that need to return multiple PhysicsObjects.
 */
class EXPCL_PANDA_PHYSICS PhysicsObjectCollection {
PUBLISHED:
  PhysicsObjectCollection();
  PhysicsObjectCollection(const PhysicsObjectCollection &copy);
  void operator = (const PhysicsObjectCollection &copy);
  INLINE ~PhysicsObjectCollection();
 
  void add_physics_object(PT(PhysicsObject) physics_object);
  bool remove_physics_object(PT(PhysicsObject) physics_object);
  void add_physics_objects_from(const PhysicsObjectCollection &other);
  void remove_physics_objects_from(const PhysicsObjectCollection &other);
  void remove_duplicate_physics_objects();
  bool has_physics_object(PT(PhysicsObject) physics_object) const;
  void clear();
 
  bool is_empty() const;
  int get_num_physics_objects() const;
  PT(PhysicsObject) get_physics_object(int index) const;
  MAKE_SEQ(get_physics_objects, get_num_physics_objects, get_physics_object);
  PT(PhysicsObject) operator [] (int index) const;
  int size() const;
  INLINE void operator += (const PhysicsObjectCollection &other);
  INLINE PhysicsObjectCollection operator + (const PhysicsObjectCollection &other) const;
 
  void output(std::ostream &out) const;
  void write(std::ostream &out, int indent_level = 0) const;
 
private:
  typedef PTA(PT(PhysicsObject)) PhysicsObjects;
  PhysicsObjects _physics_objects;
};
 
/*
INLINE ostream &operator << (ostream &out, const PhysicsObjectCollection &col) {
  col.output(out);
  return out;
}
*/
#include "physicsObjectCollection.I"
 
#endif