SoTransformManip.h

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/*
 *
 *  Copyright (C) 2000 Silicon Graphics, Inc.  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 as published by the Free Software Foundation; either
 *  version 2.1 of the License, or (at your option) any later version.
 *
 *  This library is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *  Lesser General Public License for more details.
 *
 *  Further, this software is distributed without any warranty that it is
 *  free of the rightful claim of any third person regarding infringement
 *  or the like.  Any license provided herein, whether implied or
 *  otherwise, applies only to this software file.  Patent licenses, if
 *  any, provided herein do not apply to combinations of this program with
 *  other software, or any other product whatsoever.
 * 
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 *  Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
 *  Mountain View, CA  94043, or:
 * 
 *  http://www.sgi.com 
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 *  For further information regarding this notice, see: 
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/*
 * Copyright (C) 1990,91,92   Silicon Graphics, Inc.
 *
 _______________________________________________________________________
 ______________  S I L I C O N   G R A P H I C S   I N C .  ____________
 |
 |   $Revision: 1.1.1.1 $
 |
 |   Description:
 |      This file defines manipulators for transform nodes.
 |      they are subclassed from SoTransform.
 |
 |   Author(s): Paul Isaacs
 |
 ______________  S I L I C O N   G R A P H I C S   I N C .  ____________
 _______________________________________________________________________
 */
 
#ifndef  _SO_TRANSFORM_MANIP_
#define  _SO_TRANSFORM_MANIP_
 
#include <Inventor/SbLinear.h>
#include <Inventor/draggers/SoDragger.h>
#include <Inventor/nodes/SoTransform.h>
#include <Inventor/sensors/SoFieldSensor.h>
 
 
 
class INVENTOR_API SoTransformManip : public SoTransform
{
    SO_NODE_HEADER(SoTransformManip);
 
  public:
 
    SoTransformManip();
 
    SoDragger *getDragger();
 
    bool replaceNode( SoPath *p );
    bool replaceManip(SoPath *p, SoTransform *newOne ) const;
 
  SoEXTENDER public:
 
    virtual void doAction( SoAction *action );
    virtual void callback( SoCallbackAction *action );
    virtual void GLRender( SoGLRenderAction *action );
    virtual void getBoundingBox( SoGetBoundingBoxAction *action );
    virtual void getMatrix(SoGetMatrixAction *action );
    virtual void handleEvent( SoHandleEventAction *action );
    virtual void pick( SoPickAction *action );
    virtual void search( SoSearchAction *action );
 
  SoINTERNAL public:
    static void initClass();  
 
    virtual SoChildList *getChildren() const;
 
  protected:
 
    virtual void        copyContents(const SoFieldContainer *fromFC,
                                     bool copyConnections);
 
   static void transferFieldValues( const SoTransform *from, SoTransform *to);
 
   static void valueChangedCB(void *,SoDragger *);
 
   SoFieldSensor *rotateFieldSensor;
   SoFieldSensor *translFieldSensor;
   SoFieldSensor *scaleFieldSensor;
   SoFieldSensor *centerFieldSensor;
   SoFieldSensor *scaleOrientFieldSensor;
   static void fieldSensorCB(void *, SoSensor *);
 
   virtual void setDragger( SoDragger *newDragger );
 
   SoChildList *children;
 
   virtual ~SoTransformManip();
 
  private:
    int getNumChildren() const { return (children->getLength()); }
};    
 
#endif  /* _SO_TRANSFORM_MANIP_ */