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# SoRotateSphericalDragger.h

    00001 #ifndef COIN_SOROTATESPHERICALDRAGGER_H
    00002 #define COIN_SOROTATESPHERICALDRAGGER_H
    00003
    00004 /**************************************************************************\
    00005  *
    00006  *  This file is part of the Coin 3D visualization library.
    00007  *  Copyright (C) 1998-2003 by Systems in Motion.  All rights reserved.
    00008  *
    00009  *  This library is free software; you can redistribute it and/or
    00010  *  modify it under the terms of the GNU General Public License
    00011  *  ("GPL") version 2 as published by the Free Software Foundation.
    00012  *  See the file LICENSE.GPL at the root directory of this source
    00013  *  distribution for additional information about the GNU GPL.
    00014  *
    00015  *  For using Coin with software that can not be combined with the GNU
    00016  *  GPL, and for taking advantage of the additional benefits of our
    00017  *  support services, please contact Systems in Motion about acquiring
    00018  *  a Coin Professional Edition License.
    00019  *
    00020  *  See <URL:http://www.coin3d.org> for  more information.
    00021  *
    00022  *  Systems in Motion, Teknobyen, Abels Gate 5, 7030 Trondheim, NORWAY.
    00023  *  <URL:http://www.sim.no>.
    00024  *
    00025 \**************************************************************************/
    00026
    00027 #include <Inventor/draggers/SoDragger.h>
    00028 #include <Inventor/fields/SoSFRotation.h>
    00029 #include <Inventor/SbMatrix.h>
    00030 #include <Inventor/SbVec3f.h>
    00031
    00032 class SoSensor;
    00033 class SoFieldSensor;
    00034 class SbSphereProjector;
    00035
    00036
    00037 class COIN_DLL_API SoRotateSphericalDragger : public SoDragger {
    00038   typedef SoDragger inherited;
    00039
    00040   SO_KIT_HEADER(SoRotateSphericalDragger);
    00041
    00042   SO_KIT_CATALOG_ENTRY_HEADER(feedback);
    00043   SO_KIT_CATALOG_ENTRY_HEADER(feedbackActive);
    00044   SO_KIT_CATALOG_ENTRY_HEADER(feedbackSwitch);
    00045   SO_KIT_CATALOG_ENTRY_HEADER(rotator);
    00046   SO_KIT_CATALOG_ENTRY_HEADER(rotatorActive);
    00047   SO_KIT_CATALOG_ENTRY_HEADER(rotatorSwitch);
    00048
    00049
    00050 public:
    00051   static void initClass(void);
    00052   SoRotateSphericalDragger(void);
    00053
    00054   SoSFRotation rotation;
    00055
    00056   void setProjector(SbSphereProjector * p);
    00057   const SbSphereProjector * getProjector(void) const;
    00058
    00059 protected:
    00060   ~SoRotateSphericalDragger();
    00061   virtual SbBool setUpConnections(SbBool onoff, SbBool doitalways = FALSE);
    00062
    00063   virtual void copyContents(const SoFieldContainer * fromfc,
    00064                             SbBool copyconnections);
    00065
    00066   static void startCB(void * f, SoDragger * d);
    00067   static void motionCB(void * f, SoDragger * d);
    00068   static void doneCB(void * f, SoDragger * d);
    00069   static void fieldSensorCB(void * f, SoSensor * s);
    00070   static void valueChangedCB(void * f, SoDragger * d);
    00071
    00072   void dragStart(void);
    00073   void drag(void);
    00074   void dragFinish(void);
    00075
    00076   SoFieldSensor * fieldSensor;
    00077   SbMatrix prevMotionMatrix;
    00078   SbVec3f prevWorldHitPt;
    00079   SbSphereProjector * sphereProj;
    00080   SbBool userProj;
    00081 };
    00082
    00083 #endif // !COIN_SOROTATESPHERICALDRAGGER_H