libogre-dev 1.7.4-3 / usr / include / OGRE / Paging / OgreSimplePageContentCollection.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) 2000-2011 Torus Knot Software Ltd

Permission is hereby granted, free of charge, to any person obtaining a copy
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The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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*/

#ifndef __Ogre_SimplePageContentCollection_H__
#define __Ogre_SimplePageContentCollection_H__

#include "OgrePagingPrerequisites.h"
#include "OgrePageContentCollection.h"
#include "OgrePageContentCollectionFactory.h"

namespace Ogre
{
	/** \addtogroup Optional Components
	*  @{
	*/
	/** \addtogroup Paging
	*  Some details on paging component
	*/
	/*@{*/


	/** Specialisation of PageContentCollection which just provides a simple list
		of PageContent instances. 
	@par
	The data format for this in a file is:<br/>
	<b>SimplePageContentCollectionData (Identifier 'SPCD')</b>\n
	[Version 1]
	<table>
	<tr>
	<td><b>Name</b></td>
	<td><b>Type</b></td>
	<td><b>Description</b></td>
	</tr>
	<tr>
	<td>Nested contents</td>
	<td>Nested chunk list</td>
	<td>A sequence of nested PageContent chunks</td>
	</tr>
	</table>
	*/
	class _OgrePagingExport SimplePageContentCollection : public PageContentCollection
	{
	public:
		typedef vector<PageContent*>::type ContentList;
		static const uint32 SUBCLASS_CHUNK_ID;
		static const uint16 SUBCLASS_CHUNK_VERSION;
	protected:
		ContentList mContentList;
	public:
		SimplePageContentCollection(PageContentCollectionFactory* creator);
		~SimplePageContentCollection();

		/** Create a new PageContent within this collection.
		@param typeName The name of the type of content  (see PageManager::getContentFactories)
		*/
		virtual PageContent* createContent(const String& typeName);

		/** Destroy a PageContent within this page.
		This is equivalent to calling detachContent and 
		PageManager::destroyContent.
		*/
		virtual void destroyContent(PageContent* coll);

		/// Get const access to the list of content
		virtual const ContentList& getContentList() const { return mContentList; }

		// Overridden from PageContentCollection
		virtual void save(StreamSerialiser& stream);
		virtual void frameStart(Real timeSinceLastFrame);
		virtual void frameEnd(Real timeElapsed);
		virtual void notifyCamera(Camera* cam);
		bool prepare(StreamSerialiser& stream);
		void load();
		void unload();
		void unprepare();

	protected:




	};


	/// Factory class for SimplePageContentCollection
	class _OgrePagingExport SimplePageContentCollectionFactory : public PageContentCollectionFactory
	{
	public:
		static String FACTORY_NAME;

		SimplePageContentCollectionFactory() {}
		~SimplePageContentCollectionFactory() {}

		const String& getName() const { return FACTORY_NAME; }

		PageContentCollection* createInstance() 
		{
			return OGRE_NEW SimplePageContentCollection(this); 
		}
		void destroyInstance(PageContentCollection* c)
		{
			OGRE_DELETE c;
		}


	};

	/*@}*/
	/*@}*/
}

#endif