#ifndef COIN_SOTABPLANEDRAGGER_H
#define COIN_SOTABPLANEDRAGGER_H

/**************************************************************************\
 *
 *  This file is part of the Coin 3D visualization library.
 *  Copyright (C) by Kongsberg Oil & Gas Technologies.
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU General Public License
 *  ("GPL") version 2 as published by the Free Software Foundation.
 *  See the file LICENSE.GPL at the root directory of this source
 *  distribution for additional information about the GNU GPL.
 *
 *  For using Coin with software that can not be combined with the GNU
 *  GPL, and for taking advantage of the additional benefits of our
 *  support services, please contact Kongsberg Oil & Gas Technologies
 *  about acquiring a Coin Professional Edition License.
 *
 *  See http://www.coin3d.org/ for more information.
 *
 *  Kongsberg Oil & Gas Technologies, Bygdoy Alle 5, 0257 Oslo, NORWAY.
 *  http://www.sim.no/  sales@sim.no  coin-support@coin3d.org
 *
\**************************************************************************/

#include <Inventor/draggers/SoDragger.h>
#include <Inventor/tools/SbLazyPimplPtr.h>
#include <Inventor/fields/SoSFVec3f.h>

class SoSensor;
class SoFieldSensor;
class SbLineProjector;
class SbPlaneProjector;
class SoTabPlaneDraggerP;

class COIN_DLL_API SoTabPlaneDragger : public SoDragger {
  typedef SoDragger inherited;

  SO_KIT_HEADER(SoTabPlaneDragger);
  SO_KIT_CATALOG_ENTRY_HEADER(cornerScaleCoords);
  SO_KIT_CATALOG_ENTRY_HEADER(cornerScaleTab0);
  SO_KIT_CATALOG_ENTRY_HEADER(cornerScaleTab1);
  SO_KIT_CATALOG_ENTRY_HEADER(cornerScaleTab2);
  SO_KIT_CATALOG_ENTRY_HEADER(cornerScaleTab3);
  SO_KIT_CATALOG_ENTRY_HEADER(edgeScaleCoords);
  SO_KIT_CATALOG_ENTRY_HEADER(edgeScaleTab0);
  SO_KIT_CATALOG_ENTRY_HEADER(edgeScaleTab1);
  SO_KIT_CATALOG_ENTRY_HEADER(edgeScaleTab2);
  SO_KIT_CATALOG_ENTRY_HEADER(edgeScaleTab3);
  SO_KIT_CATALOG_ENTRY_HEADER(planeSwitch);
  SO_KIT_CATALOG_ENTRY_HEADER(scaleTabHints);
  SO_KIT_CATALOG_ENTRY_HEADER(scaleTabMaterial);
  SO_KIT_CATALOG_ENTRY_HEADER(scaleTabMaterialBinding);
  SO_KIT_CATALOG_ENTRY_HEADER(scaleTabNormal);
  SO_KIT_CATALOG_ENTRY_HEADER(scaleTabNormalBinding);
  SO_KIT_CATALOG_ENTRY_HEADER(scaleTabs);
  SO_KIT_CATALOG_ENTRY_HEADER(translator);

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

  SoSFVec3f translation;
  SoSFVec3f scaleFactor;

  void adjustScaleTabSize(void);

protected:
  virtual ~SoTabPlaneDragger(void);

  virtual void GLRender(SoGLRenderAction * action);

  virtual SbBool setUpConnections(SbBool onoff, SbBool doitalways = FALSE);
  virtual void setDefaultOnNonWritingFields(void);

  void reallyAdjustScaleTabSize(SoGLRenderAction * action);

  void getXYScreenLengths(SbVec2f & lengths, const SbMatrix & localtoscreen,
                           const SbVec2s & winsize);

  void dragStart(void);
  void drag(void);
  void dragFinish(void);

  // Lots of public/protected methods and members were removed from
  // this class as they clearly should have been private.
  // Let us know if we've removed something that you need.
  // pederb, 20000226

private:

  // static methods moved from public to private
  static void startCB(void * f, SoDragger * d);
  static void motionCB(void * f, SoDragger * d);
  static void finishCB(void * f, SoDragger * d);
  static void metaKeyChangeCB(void * f, SoDragger * d);
  static void fieldSensorCB(void * f, SoSensor * s);
  static void valueChangedCB(void * f, SoDragger * d);

  void createPrivateParts(void);
  SoNode *getNodeFieldNode(const char *fieldname);

  SoFieldSensor * scaleFieldSensor;
  SoFieldSensor * translFieldSensor;
  SbLineProjector *lineProj;
  SbPlaneProjector *planeProj;
  int whatkind;
  int constraintState;
  float prevsizex;
  float prevsizey;
  SbBool adjustTabs;
  SbVec3f worldRestartPt;
  SbVec3f scaleCenter;

private:
  SbLazyPimplPtr<SoTabPlaneDraggerP> pimpl;

  // NOT IMPLEMENTED:
  SoTabPlaneDragger(const SoTabPlaneDragger & rhs);
  SoTabPlaneDragger & operator = (const SoTabPlaneDragger & rhs);
}; // SoTabPlaneDragger

#endif // !COIN_SOTABPLANEDRAGGER_H
