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SoHandleBoxDragger.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_SOHANDLEBOXDRAGGER_H
#define COIN_SOHANDLEBOXDRAGGER_H

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

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

class COIN_DLL_API SoHandleBoxDragger : public SoDragger {
  typedef SoDragger inherited;

  SO_KIT_HEADER(SoHandleBoxDragger);

  SO_KIT_CATALOG_ENTRY_HEADER(arrow1);
  SO_KIT_CATALOG_ENTRY_HEADER(arrow1Switch);
  SO_KIT_CATALOG_ENTRY_HEADER(arrow2);
  SO_KIT_CATALOG_ENTRY_HEADER(arrow2Switch);
  SO_KIT_CATALOG_ENTRY_HEADER(arrow3);
  SO_KIT_CATALOG_ENTRY_HEADER(arrow3Switch);
  SO_KIT_CATALOG_ENTRY_HEADER(arrow4);
  SO_KIT_CATALOG_ENTRY_HEADER(arrow4Switch);
  SO_KIT_CATALOG_ENTRY_HEADER(arrow5);
  SO_KIT_CATALOG_ENTRY_HEADER(arrow5Switch);
  SO_KIT_CATALOG_ENTRY_HEADER(arrow6);
  SO_KIT_CATALOG_ENTRY_HEADER(arrow6Switch);
  SO_KIT_CATALOG_ENTRY_HEADER(arrowTranslation);
  SO_KIT_CATALOG_ENTRY_HEADER(drawStyle);
  SO_KIT_CATALOG_ENTRY_HEADER(extruder1);
  SO_KIT_CATALOG_ENTRY_HEADER(extruder1Active);
  SO_KIT_CATALOG_ENTRY_HEADER(extruder1Switch);
  SO_KIT_CATALOG_ENTRY_HEADER(extruder2);
  SO_KIT_CATALOG_ENTRY_HEADER(extruder2Active);
  SO_KIT_CATALOG_ENTRY_HEADER(extruder2Switch);
  SO_KIT_CATALOG_ENTRY_HEADER(extruder3);
  SO_KIT_CATALOG_ENTRY_HEADER(extruder3Active);
  SO_KIT_CATALOG_ENTRY_HEADER(extruder3Switch);
  SO_KIT_CATALOG_ENTRY_HEADER(extruder4);
  SO_KIT_CATALOG_ENTRY_HEADER(extruder4Active);
  SO_KIT_CATALOG_ENTRY_HEADER(extruder4Switch);
  SO_KIT_CATALOG_ENTRY_HEADER(extruder5);
  SO_KIT_CATALOG_ENTRY_HEADER(extruder5Active);
  SO_KIT_CATALOG_ENTRY_HEADER(extruder5Switch);
  SO_KIT_CATALOG_ENTRY_HEADER(extruder6);
  SO_KIT_CATALOG_ENTRY_HEADER(extruder6Active);
  SO_KIT_CATALOG_ENTRY_HEADER(extruder6Switch);
  SO_KIT_CATALOG_ENTRY_HEADER(surroundScale);
  SO_KIT_CATALOG_ENTRY_HEADER(translator1);
  SO_KIT_CATALOG_ENTRY_HEADER(translator1Active);
  SO_KIT_CATALOG_ENTRY_HEADER(translator1Switch);
  SO_KIT_CATALOG_ENTRY_HEADER(translator2);
  SO_KIT_CATALOG_ENTRY_HEADER(translator2Active);
  SO_KIT_CATALOG_ENTRY_HEADER(translator2Switch);
  SO_KIT_CATALOG_ENTRY_HEADER(translator3);
  SO_KIT_CATALOG_ENTRY_HEADER(translator3Active);
  SO_KIT_CATALOG_ENTRY_HEADER(translator3Switch);
  SO_KIT_CATALOG_ENTRY_HEADER(translator4);
  SO_KIT_CATALOG_ENTRY_HEADER(translator4Active);
  SO_KIT_CATALOG_ENTRY_HEADER(translator4Switch);
  SO_KIT_CATALOG_ENTRY_HEADER(translator5);
  SO_KIT_CATALOG_ENTRY_HEADER(translator5Active);
  SO_KIT_CATALOG_ENTRY_HEADER(translator5Switch);
  SO_KIT_CATALOG_ENTRY_HEADER(translator6);
  SO_KIT_CATALOG_ENTRY_HEADER(translator6Active);
  SO_KIT_CATALOG_ENTRY_HEADER(translator6Switch);
  SO_KIT_CATALOG_ENTRY_HEADER(uniform1);
  SO_KIT_CATALOG_ENTRY_HEADER(uniform1Active);
  SO_KIT_CATALOG_ENTRY_HEADER(uniform1Switch);
  SO_KIT_CATALOG_ENTRY_HEADER(uniform2);
  SO_KIT_CATALOG_ENTRY_HEADER(uniform2Active);
  SO_KIT_CATALOG_ENTRY_HEADER(uniform2Switch);
  SO_KIT_CATALOG_ENTRY_HEADER(uniform3);
  SO_KIT_CATALOG_ENTRY_HEADER(uniform3Active);
  SO_KIT_CATALOG_ENTRY_HEADER(uniform3Switch);
  SO_KIT_CATALOG_ENTRY_HEADER(uniform4);
  SO_KIT_CATALOG_ENTRY_HEADER(uniform4Active);
  SO_KIT_CATALOG_ENTRY_HEADER(uniform4Switch);
  SO_KIT_CATALOG_ENTRY_HEADER(uniform5);
  SO_KIT_CATALOG_ENTRY_HEADER(uniform5Active);
  SO_KIT_CATALOG_ENTRY_HEADER(uniform5Switch);
  SO_KIT_CATALOG_ENTRY_HEADER(uniform6);
  SO_KIT_CATALOG_ENTRY_HEADER(uniform6Active);
  SO_KIT_CATALOG_ENTRY_HEADER(uniform6Switch);
  SO_KIT_CATALOG_ENTRY_HEADER(uniform7);
  SO_KIT_CATALOG_ENTRY_HEADER(uniform7Active);
  SO_KIT_CATALOG_ENTRY_HEADER(uniform7Switch);
  SO_KIT_CATALOG_ENTRY_HEADER(uniform8);
  SO_KIT_CATALOG_ENTRY_HEADER(uniform8Active);
  SO_KIT_CATALOG_ENTRY_HEADER(uniform8Switch);

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

  SoSFVec3f scaleFactor;
  SoSFVec3f translation;

protected:
  ~SoHandleBoxDragger();
  virtual SbBool setUpConnections(SbBool onoff, SbBool doitalways = FALSE);
  virtual void setDefaultOnNonWritingFields(void);

  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 dragStart(void);
  void drag(void);
  void dragFinish(void);
  void setAllPartsActive(SbBool onoroff);

  SoFieldSensor * translFieldSensor;
  SoFieldSensor * scaleFieldSensor;

private:

  void updateSwitches();
  void updateArrows();
  SoNode *getNodeFieldNode(const char *fieldname);
  SbPlaneProjector *planeProj;
  SbLineProjector *lineProj;
  int whatkind;
  int whatnum;
  int constraintState;
  SbBool ctrlDown;
  SbVec3f worldRestartPt;
  SbVec3f ctrlOffset;

  void getSurroundScaleMatrices(SbMatrix &matrix, SbMatrix &inv);
  SbVec3f getDraggerCenter();
  SbVec3f calcCtrlOffset(const SbVec3f startpt);
};

#endif // !COIN_SOHANDLEBOXDRAGGER_H

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