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SoVRMLSphereSensor.h

00001 /**************************************************************************\
00002  *
00003  *  This file is part of the Coin 3D visualization library.
00004  *  Copyright (C) 1998-2007 by Systems in Motion.  All rights reserved.
00005  *
00006  *  This library is free software; you can redistribute it and/or
00007  *  modify it under the terms of the GNU General Public License
00008  *  ("GPL") version 2 as published by the Free Software Foundation.
00009  *  See the file LICENSE.GPL at the root directory of this source
00010  *  distribution for additional information about the GNU GPL.
00011  *
00012  *  For using Coin with software that can not be combined with the GNU
00013  *  GPL, and for taking advantage of the additional benefits of our
00014  *  support services, please contact Systems in Motion about acquiring
00015  *  a Coin Professional Edition License.
00016  *
00017  *  See http://www.coin3d.org/ for more information.
00018  *
00019  *  Systems in Motion, Postboks 1283, Pirsenteret, 7462 Trondheim, NORWAY.
00020  *  http://www.sim.no/  sales@sim.no  coin-support@coin3d.org
00021  *
00022 \**************************************************************************/
00023 
00024 #ifndef COIN_SOVRMLSPHERESENSOR_H
00025 #define COIN_SOVRMLSPHERESENSOR_H
00026 
00027 #include <Inventor/nodes/SoSubNode.h>
00028 #include <Inventor/VRMLnodes/SoVRMLDragSensor.h>
00029 #include <Inventor/fields/SoSFRotation.h>
00030 #include <Inventor/fields/SoSFVec3f.h>
00031 
00032 class SbSphereProjector;
00033 
00034 class COIN_DLL_API SoVRMLSphereSensor : public SoVRMLDragSensor
00035 {
00036   typedef SoVRMLDragSensor inherited;
00037   SO_NODE_HEADER(SoVRMLSphereSensor);
00038 
00039 public:
00040   static void initClass(void);
00041   SoVRMLSphereSensor(void);
00042 
00043   SoSFRotation offset;
00044   SoSFRotation rotation_changed;
00045 
00046 protected:
00047 
00048   virtual SbBool dragStart(void);
00049   virtual void drag(void);
00050   virtual void dragFinish(void);
00051 
00052   virtual ~SoVRMLSphereSensor();
00053 
00054 private:
00055 
00056   SbSphereProjector * sphereproj;
00057   SbVec3f prevworldhitpt;
00058   SbRotation prevrotation;
00059 };
00060 
00061 #endif // ! COIN_SOVRMLSPHERESENSOR_H

Copyright © 1998-2007 by Systems in Motion AS. All rights reserved.

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