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SoGetBoundingBoxAction.h

00001 #ifndef COIN_SOGETBOUNDINGBOXACTION_H
00002 #define COIN_SOGETBOUNDINGBOXACTION_H
00003 
00004 /**************************************************************************\
00005  *
00006  *  This file is part of the Coin 3D visualization library.
00007  *  Copyright (C) 1998-2007 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 http://www.coin3d.org/ for more information.
00021  *
00022  *  Systems in Motion, Postboks 1283, Pirsenteret, 7462 Trondheim, NORWAY.
00023  *  http://www.sim.no/  sales@sim.no  coin-support@coin3d.org
00024  *
00025 \**************************************************************************/
00026 
00027 #include <Inventor/actions/SoAction.h>
00028 #include <Inventor/actions/SoSubAction.h>
00029 #include <Inventor/SbViewportRegion.h>
00030 #include <Inventor/SbBox3f.h>
00031 #include <Inventor/SbXfBox3f.h>
00032 
00033 
00034 class COIN_DLL_API SoGetBoundingBoxAction : public SoAction {
00035   typedef SoAction inherited;
00036 
00037   SO_ACTION_HEADER(SoGetBoundingBoxAction);
00038 
00039 public:
00040   SoGetBoundingBoxAction(const SbViewportRegion & vp);
00041   virtual ~SoGetBoundingBoxAction();
00042 
00043   static void initClass(void);
00044 
00045   enum ResetType { TRANSFORM = 0x1, BBOX = 0x2, ALL = TRANSFORM | BBOX };
00046 
00047   void setViewportRegion(const SbViewportRegion & newregion);
00048   const SbViewportRegion & getViewportRegion(void) const;
00049 
00050   SbBox3f getBoundingBox(void) const;
00051   SbXfBox3f & getXfBoundingBox(void);
00052 
00053   const SbVec3f & getCenter(void) const;
00054 
00055   void setInCameraSpace(const SbBool flag);
00056   SbBool isInCameraSpace(void) const;
00057 
00058   void setResetPath(const SoPath * path, const SbBool resetbefore = TRUE,
00059                     const ResetType what = ALL);
00060   const SoPath * getResetPath(void) const;
00061   SbBool isResetPath(void) const;
00062   SbBool isResetBefore(void) const;
00063   SoGetBoundingBoxAction::ResetType getWhatReset(void) const;
00064 
00065 
00066   void checkResetBefore(void);
00067   void checkResetAfter(void);
00068 
00069   void extendBy(const SbBox3f & box);
00070   void extendBy(const SbXfBox3f & box);
00071 
00072   void setCenter(const SbVec3f & center, const SbBool transformcenter);
00073   SbBool isCenterSet(void) const;
00074   void resetCenter(void);
00075 
00076 protected:
00077   virtual void beginTraversal(SoNode * node);
00078 
00079 private:
00080   enum { CENTER_SET = 0x1, CAMERA_SPACE = 0x2, RESET_BEFORE= 0x4 };
00081 
00082   SbXfBox3f bbox;
00083   SbVec3f center;
00084   SbViewportRegion vpregion;
00085   ResetType resettype;
00086   const SoPath * resetpath;
00087   unsigned int flags;
00088 };
00089 
00090 #endif // !COIN_SOGETBOUNDINGBOXACTION_H

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

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