OgreSceneManagerEnumerator.h

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/*
-----------------------------------------------------------------------------
This source file is part of OGRE
    (Object-oriented Graphics Rendering Engine)
For the latest info, see http://www.ogre3d.org/

Copyright (c) 2000-2014 Torus Knot Software Ltd

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
-----------------------------------------------------------------------------
*/
#ifndef __SceneManagerEnumerator_H__
#define __SceneManagerEnumerator_H__

#include "OgrePrerequisites.h"

#include "OgreSceneManager.h"
#include "OgreSingleton.h"
#include "OgreIteratorWrappers.h"
#include "OgreHeaderPrefix.h"

namespace Ogre {
    
    class _OgreExport DefaultSceneManagerFactory : public SceneManagerFactory
    {
    protected:
        void initMetaData(void) const;
    public:
        DefaultSceneManagerFactory() {}
        ~DefaultSceneManagerFactory() {}
        static const String FACTORY_TYPE_NAME;
        SceneManager* createInstance(const String& instanceName);
        void destroyInstance(SceneManager* instance);
    };
    class _OgreExport DefaultSceneManager : public SceneManager
    {
    public:
        DefaultSceneManager(const String& name);
        ~DefaultSceneManager();
        const String& getTypeName(void) const;
    };

    class _OgreExport SceneManagerEnumerator : public Singleton<SceneManagerEnumerator>, public SceneMgtAlloc
    {
    public:
        typedef map<String, SceneManager*>::type Instances;
        typedef vector<const SceneManagerMetaData*>::type MetaDataList;
    private:
        typedef list<SceneManagerFactory*>::type Factories;
        Factories mFactories;
        Instances mInstances;
        MetaDataList mMetaDataList;
        DefaultSceneManagerFactory mDefaultFactory;
        unsigned long mInstanceCreateCount;
        RenderSystem* mCurrentRenderSystem;


    public:
        SceneManagerEnumerator();
        ~SceneManagerEnumerator();

        void addFactory(SceneManagerFactory* fact);

        void removeFactory(SceneManagerFactory* fact);

        const SceneManagerMetaData* getMetaData(const String& typeName) const;

        typedef ConstVectorIterator<MetaDataList> MetaDataIterator;
        MetaDataIterator getMetaDataIterator(void) const;

        SceneManager* createSceneManager(const String& typeName, 
            const String& instanceName = StringUtil::BLANK);

        SceneManager* createSceneManager(SceneTypeMask typeMask, 
            const String& instanceName = StringUtil::BLANK);

        void destroySceneManager(SceneManager* sm);

        SceneManager* getSceneManager(const String& instanceName) const;

        bool hasSceneManager(const String& instanceName) const;

        typedef MapIterator<Instances> SceneManagerIterator;
        SceneManagerIterator getSceneManagerIterator(void);

        void setRenderSystem(RenderSystem* rs);

        void shutdownAll(void);
        static SceneManagerEnumerator& getSingleton(void);
        static SceneManagerEnumerator* getSingletonPtr(void);

    };

}

#include "OgreHeaderSuffix.h"

#endif