ScalerManager.h

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/*
 *  Copyright (C) 2002  Ryan Nunn and The Pentagram Team
 *
 *  This program 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.
 *
 *  This program 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 General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */

#ifndef SCALERMANAGER_H_INCLUDED
#define SCALERMANAGER_H_INCLUDED

#include <vector>
#include "istring.h"

namespace Pentagram {
        class   Scaler;
};

//
// This entire class is just static
//
class ScalerManager {
        std::vector<const Pentagram::Scaler*>           scalers;

        static ScalerManager *scaler_man;

        // Constructor
        ScalerManager();

public:
        // Destructor
        ~ScalerManager();

        static ScalerManager *get_instance() { 
                        if (!scaler_man) scaler_man = new ScalerManager;
                        return scaler_man; 
        }

        uint32 AddScaler(const Pentagram::Scaler *scaler);


        uint32 GetNumScalers();

        uint32 GetIndexForName(const Pentagram::istring name);

        const char *GetNameForIndex(uint32 index);

        const Pentagram::Scaler *GetScaler(uint32 index);

        const Pentagram::Scaler *GetScaler(const Pentagram::istring name);

        const Pentagram::Scaler *GetPointScaler();
};


#endif // SCALERMANAGER_H_INCLUDED

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