forked from bartvdbraak/blender
97 lines
1.8 KiB
C++
97 lines
1.8 KiB
C++
/**
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* $Id$
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* ***** BEGIN GPL LICENSE BLOCK *****
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
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* All rights reserved.
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*
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* The Original Code is: all of this file.
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*
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* Contributor(s): none yet.
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*
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* ***** END GPL LICENSE BLOCK *****
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*/
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#ifndef NAN_INCLUDED_GlutDrawer
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#define NAN_INCLUDED_GlutDrawer
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#include "MEM_NonCopyable.h"
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#include "MEM_SmartPtr.h"
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// So pissed off with Glut callback stuff
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// that is impossible to call objects unless they are global
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// inherit from GlutDrawer and installl the drawer in the singleton
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// class GlutDrawManager.
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class GlutDrawer {
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public :
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virtual
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void
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Draw(
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)= 0;
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virtual
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~GlutDrawer(
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){};
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};
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class GlutDrawManager : public MEM_NonCopyable{
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public :
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static
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GlutDrawManager *
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Instance(
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);
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// this is the function you should pass to glut
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static
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void
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Draw(
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);
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void
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InstallDrawer(
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GlutDrawer *
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);
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void
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ReleaseDrawer(
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);
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~GlutDrawManager(
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);
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private :
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GlutDrawManager (
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) :
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m_drawer (0)
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{
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};
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GlutDrawer * m_drawer;
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static MEM_SmartPtr<GlutDrawManager> m_s_instance;
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};
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#endif
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