/**
 * 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 cConstraintInterval.h
 * @author pratt
 * @date 2006-09-29
 */

#ifndef CCONSTRAINTINTERVAL_H
#define CCONSTRAINTINTERVAL_H

#include "directbase.h"
#include "cInterval.h"

/**
 * The base class for a family of intervals that constrain some property to a
 * value over time.
 */
class EXPCL_DIRECT_INTERVAL CConstraintInterval : public CInterval {
PUBLISHED:
 bool bogus_variable;

public:
  CConstraintInterval(const std::string &name, double duration);

public:
  static TypeHandle get_class_type() {
    return _type_handle;
  }
  static void init_type() {
    CInterval::init_type();
    register_type(_type_handle, "CConstraintInterval",
                  CInterval::get_class_type());
  }
  virtual TypeHandle get_type() const {
    return get_class_type();
  }
  virtual TypeHandle force_init_type() {init_type(); return get_class_type();}

private:
  static TypeHandle _type_handle;
};

#include "cConstraintInterval.I"

#endif