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sglIndexedBitMaskSwitch.hpp

/*****************************************************************************
 * SGL: A Scene Graph Library
 *
 * Copyright (C) 1997-2001  Scott McMillan   All Rights Reserved.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 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
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public
 * License along with this library; if not, write to the Free
 * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *****************************************************************************
 *     File: sglIndexedBitMaskSwitch.hpp
 *   Author: Michael Morrison
 *  Created: October 2001
 *  Summary: select (or not) the children to be traversed
 *****************************************************************************/

#ifndef __SGL_INDEXED_BIT_MASK_SWITCH_HPP
#define __SGL_INDEXED_BIT_MASK_SWITCH_HPP

#include <sgl.h>
#include <sglGroup.hpp>
#include <sglBitMaskSwitch.hpp>
#include <vector>

//----------------------------------------------------------------------------

//----------------------------------------------------------------------------

class SGL_DLL_API sglIndexedBitMaskSwitch : public sglBitMaskSwitch
{
public:
   sglIndexedBitMaskSwitch();
   virtual ~sglIndexedBitMaskSwitch();

   void setIndex(unsigned int index)
   {
      if (index >= m_index.size())
         return;

      m_switch_index = index;
      setMask( m_index[ m_switch_index ] );
   }

   unsigned int getIndex() const { return m_switch_index; }

   void addMask( unsigned int mask) { m_index.push_back( mask ); }

   // See sglNode::clone() for details.
   virtual sglNode *clone(unsigned int mode) const;

   // See sglObject::printInfo() for details.
   virtual void printInfo(ostream &ostrm, const char *indent_string) const;

protected:
   void copyTo(sglIndexedBitMaskSwitch *dst, unsigned int mode) const;

private:
   sglIndexedBitMaskSwitch(const sglIndexedBitMaskSwitch &);     // not imp
   sglIndexedBitMaskSwitch &operator=(const sglIndexedBitMaskSwitch &);

protected:
   unsigned int m_switch_index;
   vector<unsigned int> m_index;
};

#endif

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