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SoWWWInline.h

/**************************************************************************\
 *
 *  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_SOWWWINLINE_H
#define COIN_SOWWWINLINE_H

#include <Inventor/nodes/SoSubNode.h>
#include <Inventor/fields/SoSFString.h>
#include <Inventor/fields/SoSFVec3f.h>
#include <Inventor/fields/SoSFNode.h>


class SbColor;
class SoGroup;

// *************************************************************************

class SoWWWInline;
typedef void SoWWWInlineFetchURLCB(const SbString & url, void * userData,
                                   SoWWWInline * node);

// *************************************************************************

class COIN_DLL_API SoWWWInline : public SoNode {
  typedef SoNode inherited;

  SO_NODE_HEADER(SoWWWInline);

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

  SoSFString name;
  SoSFVec3f bboxCenter;
  SoSFVec3f bboxSize;
  SoSFNode alternateRep;

  enum BboxVisibility {
    NEVER, 
    UNTIL_LOADED, 
    ALWAYS
  };

  void setFullURLName(const SbString & url);
  const SbString & getFullURLName(void);

  SoGroup * copyChildren(void) const;

  void requestURLData(void);
  SbBool isURLDataRequested(void) const;
  SbBool isURLDataHere(void) const;
  void cancelURLDataRequest(void);

  void setChildData(SoNode * urldata);
  SoNode * getChildData(void) const;

  virtual SoChildList * getChildren(void) const;

  static void setFetchURLCallBack(SoWWWInlineFetchURLCB * f, void * userdata);

  static void setBoundingBoxVisibility(BboxVisibility b);
  static BboxVisibility getBoundingBoxVisibility(void);

  static void setBoundingBoxColor(SbColor & c);
  static const SbColor & getBoundingBoxColor(void);

  static void setReadAsSoFile(SbBool onoff);
  static SbBool getReadAsSoFile(void);

  virtual void doAction(SoAction * action);
  virtual void doActionOnKidsOrBox(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 search(SoSearchAction * action);
  virtual void pick(SoPickAction * action);
  virtual void getPrimitiveCount(SoGetPrimitiveCountAction * action);

protected:
  virtual ~SoWWWInline();

  virtual void addBoundingBoxChild(SbVec3f center, SbVec3f size);
  virtual SbBool readInstance(SoInput * in, unsigned short flags);
  virtual void copyContents(const SoFieldContainer * fromfC,
                            SbBool copyconnections);

private:
  friend class SoWWWInlineP;
  static SoWWWInlineFetchURLCB * fetchurlcb;
  static void * fetchurlcbdata;
  static SbBool readassofile;
  static SbColor * bboxcolor;
  static BboxVisibility bboxvisibility;
  
  static void cleanup(void);
};

#endif // !COIN_SOWWWINLINE_H

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