BooleanToggle.h

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//    Copyright 2004-2019, SenseGraphics AB
//
//    This file is part of H3D API.
//
//    H3D API is free software; you can redistribute it and/or modify
//    it under the terms of the GNU General Public License as published by
//    the Free Software Foundation; either version 2 of the License, or
//    (at your option) any later version.
//
//    H3D API 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 General Public License for more details.
//
//    You should have received a copy of the GNU General Public License
//    along with H3D API; if not, write to the Free Software
//    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
//
//    A commercial license is also available. Please contact us at 
//    www.sensegraphics.com for more information.
//
//
//
#ifndef __BOOLEANTOGGLE_H__
#define __BOOLEANTOGGLE_H__
 
#include <H3D/X3DChildNode.h>
#include <H3D/SFBool.h>
 
namespace H3D {
 
  class H3DAPI_API BooleanToggle : public X3DChildNode {
  public:
 
    class H3DAPI_API SetBoolean: public AutoUpdate< SFBool > {
    public:
      // Negates the toggle field if true.
      virtual void setValue( const bool &b, int _id = 0 ) {
        SFBool::setValue( b, _id );
        BooleanToggle *bf = 
          static_cast< BooleanToggle * >( getOwner() );
        if( value )
          bf->toggle->setValue( !( bf->toggle->getValue() ) );
      }
    protected:
      // Negates the vaule of the toggle field if true.
      virtual void update() {
        SFBool::update();
        BooleanToggle *bf = 
          static_cast< BooleanToggle * >( getOwner() );
        if( value )
          bf->toggle->setValue( !( bf->toggle->getValue() ) );
      }
    };
#ifdef __BORLANDC__
    friend class SetBoolean;
#endif
 
    BooleanToggle( Inst< SFNode     > _metadata    = 0,
                   Inst< SetBoolean > _set_boolean = 0,
                   Inst< SFBool     > _toggle      = 0 );
 
    H3DUniquePtr< SetBoolean > set_boolean;
 
    H3DUniquePtr< SFBool > toggle;
 
    static H3DNodeDatabase database;
  };
}
 
#endif