moPlugin.h

Go to the documentation of this file.

/*******************************************************************************

                              moPlugin.h

  ****************************************************************************
  *                                                                          *
  *   This source 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 code 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.                               *
  *                                                                          *
  *   A copy of the GNU General Public License is available on the World     *
  *   Wide Web at <http://www.gnu.org/copyleft/gpl.html>. You can also       *
  *   obtain it by writing to the Free Software Foundation,                  *
  *   Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.         *
  *                                                                          *
  ****************************************************************************

  Copyright(C) 2006 Fabricio Costa

  Authors:
  Fabricio Costa
  Andrés Colubri

*******************************************************************************/

#ifndef __MO_PLUGIN_H__
#define __MO_PLUGIN_H__

#include "moBasePlugin.h"
#include "moEffect.h"



class LIBMOLDEO_API moEffectFactory
{
public:
    moEffectFactory() {}
    virtual ~moEffectFactory();
    virtual moEffect* Create(void) = 0;
    virtual void Destroy(moEffect* fx) = 0;
};

typedef moEffectFactory*(MO_PLG_ENTRY *CreateEffectFactoryFunction)();
typedef void(MO_PLG_ENTRY *DestroyEffectFactoryFunction)();



class LIBMOLDEO_API moPlugin
{
    public:
        moEffect **array;
        int n;

        CreateEffectFactoryFunction CreateEffectFactory;
        DestroyEffectFactoryFunction DestroyEffectFactory;

        moEffectFactory* m_factory;

        moPlugin() { handle = NULL; n=0; array=NULL; m_factory = NULL;}
        moPlugin(moText plugin_file) { handle = NULL; n=0; array=NULL; m_factory = NULL; Load(plugin_file); }
        virtual ~moPlugin() { if(handle != NULL) Unload(); }

        void Load(moText plugin_file);
        void Unload();
        moEffect* Create();
        bool Destroy(moEffect *effect);
        moText GetName() { return name; }

    private:
        moText name;
        MOpluginHandle handle;

};

moDeclareExportedDynamicArray( moPlugin*, moPluginsArray );

LIBMOLDEO_API moEffect* moNewEffect(moText effect_name, moPluginsArray &plugins);
LIBMOLDEO_API bool moDeleteEffect(moEffect* effect, moPluginsArray &plugins);

#endif