974deca5e1
git-svn-id: svn+ssh://svn.code.sf.net/p/supertuxkart/code/main/trunk@11846 178a84e3-b1eb-0310-8ba1-8eac791a3b58
52 lines
1.9 KiB
C++
52 lines
1.9 KiB
C++
// Copyright (C) 2002-2012 Nikolaus Gebhardt
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// This file is part of the "Irrlicht Engine".
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// For conditions of distribution and use, see copyright notice in irrlicht.h
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#ifndef __I_SCENE_USER_DATA_SERIALIZER_H_INCLUDED__
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#define __I_SCENE_USER_DATA_SERIALIZER_H_INCLUDED__
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#include "IReferenceCounted.h"
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namespace irr
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{
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namespace io
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{
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class IAttributes;
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} // end namespace io
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namespace scene
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{
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class ISceneNode;
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//! Interface to read and write user data to and from .irr files.
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/** This interface is to be implemented by the user, to make it possible to read
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and write user data when reading or writing .irr files via ISceneManager.
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To be used with ISceneManager::loadScene() and ISceneManager::saveScene() */
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class ISceneUserDataSerializer
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{
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public:
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virtual ~ISceneUserDataSerializer() {}
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//! Called when the scene manager create a scene node while loading a file.
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virtual void OnCreateNode(ISceneNode* node) = 0;
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//! Called when the scene manager read a scene node while loading a file.
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/** The userData pointer contains a list of attributes with userData which
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were attached to the scene node in the read scene file.*/
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virtual void OnReadUserData(ISceneNode* forSceneNode, io::IAttributes* userData) = 0;
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//! Called when the scene manager is writing a scene node to an xml file for example.
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/** Implement this method and return a list of attributes containing the user data
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you want to be saved together with the scene node. Return 0 if no user data should
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be added. Please note that the scene manager will call drop() to the returned pointer
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after it no longer needs it, so if you didn't create a new object for the return value
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and returning a longer existing IAttributes object, simply call grab() before returning it. */
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virtual io::IAttributes* createUserData(ISceneNode* forSceneNode) = 0;
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};
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} // end namespace scene
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} // end namespace irr
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#endif
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