OgreOverlayElementFactory.h

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/*
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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) 2000-2013 Torus Knot Software Ltd

Permission is hereby granted, free of charge, to any person obtaining a copy
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*/
#ifndef __OverlayElementFactory_H__
#define __OverlayElementFactory_H__

#include "OgrePrerequisites.h"
#include "OgreOverlayElement.h"
#include "OgrePanelOverlayElement.h"
#include "OgreBorderPanelOverlayElement.h"
#include "OgreTextAreaOverlayElement.h"

namespace Ogre {

    class _OgreExport OverlayElementFactory : public OverlayAlloc
    {
    public:
        virtual ~OverlayElementFactory () {}
        virtual OverlayElement* createOverlayElement(const String& instanceName) = 0;
        virtual void destroyOverlayElement(OverlayElement* pElement) { delete pElement; }
        virtual const String& getTypeName(void) const = 0;
    };


    class _OgreExport PanelOverlayElementFactory: public OverlayElementFactory
    {
    public:
        OverlayElement* createOverlayElement(const String& instanceName)
        {
            return OGRE_NEW PanelOverlayElement(instanceName);
        }
        virtual const String& getTypeName(void) const;
    };

    class _OgreExport BorderPanelOverlayElementFactory: public OverlayElementFactory
    {
    public:
        OverlayElement* createOverlayElement(const String& instanceName)
        {
            return OGRE_NEW BorderPanelOverlayElement(instanceName);
        }
        virtual const String& getTypeName(void) const;
    };

    class _OgreExport TextAreaOverlayElementFactory: public OverlayElementFactory
    {
    public:
        OverlayElement* createOverlayElement(const String& instanceName)
        {
            return OGRE_NEW TextAreaOverlayElement(instanceName);
        }
        virtual const String& getTypeName(void) const;
    };
}



#endif