/**************************************************************************\
 *
 *  This file is part of the Coin 3D visualization library.
 *  Copyright (C) 1998-2002 by Systems in Motion. All rights reserved.
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public License
 *  version 2.1 as published by the Free Software Foundation. See the
 *  file LICENSE.LGPL at the root directory of the distribution for
 *  more details.
 *
 *  If you want to use Coin for applications not compatible with the
 *  LGPL, please contact SIM to acquire a Professional Edition license.
 *
 *  Systems in Motion, Prof Brochs gate 6, 7030 Trondheim, NORWAY
 *  http://www.sim.no support@sim.no Voice: +47 22114160 Fax: +47 22207097
 *
\**************************************************************************/

#ifndef COIN_SOSPOTLIGHTMANIP_H
#define COIN_SOSPOTLIGHTMANIP_H

#include <Inventor/nodes/SoSpotLight.h>
#ifndef COIN_INTERNAL
#include <Inventor/draggers/SoDragger.h>
#endif

class SoChildList;
class SoDragger;
class SoFieldSensor;
class SoPath;
class SoSensor;


class COIN_DLL_API SoSpotLightManip : public SoSpotLight {
  typedef SoSpotLight inherited;

  SO_NODE_HEADER(SoSpotLightManip);

public:
  static void initClass(void);
  SoSpotLightManip(void);

  SoDragger * getDragger(void);
  SbBool replaceNode(SoPath * p);
  SbBool replaceManip(SoPath * p, SoSpotLight * newone) const;

  virtual void doAction(SoAction * action);
  virtual void callback(SoCallbackAction * action);
  virtual void GLRender(SoGLRenderAction * action);
  virtual void getBoundingBox(SoGetBoundingBoxAction * action);
  virtual void getMatrix(SoGetMatrixAction * action);
  virtual void handleEvent(SoHandleEventAction * action);
  virtual void pick(SoPickAction * action);
  virtual void search(SoSearchAction * action);

  virtual SoChildList * getChildren(void) const;

protected:
  ~SoSpotLightManip();

  void setDragger(SoDragger * newdragger);

  virtual void copyContents(const SoFieldContainer * fromfc,
                            SbBool copyconnections);

  static void transferFieldValues(const SoSpotLight * from, SoSpotLight * to);
  static void valueChangedCB(void * f, SoDragger * d);
  static void fieldSensorCB(void * f, SoSensor * d);

  SoFieldSensor * locationFieldSensor;
  SoFieldSensor * directionFieldSensor;
  SoFieldSensor * angleFieldSensor;
  SoFieldSensor * colorFieldSensor;
  SoChildList * children;

private:
  void attachSensors(const SbBool onoff);
};

#endif // !COIN_SOSPOTLIGHTMANIP_H
