/**************************************************************************\
 *
 *  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_SOLOCATEHIGHLIGHT_H
#define COIN_SOLOCATEHIGHLIGHT_H

#include <Inventor/nodes/SoSubNode.h>
#include <Inventor/nodes/SoSeparator.h>
#include <Inventor/fields/SoSFColor.h>
#include <Inventor/fields/SoSFEnum.h>

class SoFullPath;

class COIN_DLL_API SoLocateHighlight : public SoSeparator {
  typedef SoSeparator inherited;

  SO_NODE_HEADER(SoLocateHighlight);

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

  enum Modes {
    AUTO, ON, OFF
  };

  enum Styles {
    EMISSIVE, EMISSIVE_DIFFUSE
  };

  SoSFColor color;
  SoSFEnum style;
  SoSFEnum mode;

  virtual void handleEvent(SoHandleEventAction * action);
  virtual void GLRenderBelowPath(SoGLRenderAction * action);
  virtual void GLRenderInPath(SoGLRenderAction * action);
  static void turnOffCurrentHighlight(SoGLRenderAction * action);

protected:
  virtual ~SoLocateHighlight();
  virtual void redrawHighlighted(SoAction * act, SbBool  flag);

private:

  static void turnoffcurrent(SoAction * action);
  void setOverride(SoGLRenderAction * action);
  static SoFullPath * currenthighlight;
  SbBool highlighted;
};

#endif // !COIN_SOLOCATEHIGHLIGHT_H
