/*
   Copyright (C) 2001-2006, William Joseph.
   All Rights Reserved.

   This file is part of GtkRadiant.

   GtkRadiant is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2 of the License, or
   (at your option) any later version.

   GtkRadiant is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with GtkRadiant; if not, write to the Free Software
   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */

#if !defined( INCLUDED_IFILTER_H )
#define INCLUDED_IFILTER_H

#include "generic/constant.h"

enum
{
	EXCLUDE_WORLD            = 0x00000001,
	EXCLUDE_ENT              = 0x00000002,
	EXCLUDE_CURVES           = 0x00000004,
	EXCLUDE_TRANSLUCENT      = 0x00000008,
	EXCLUDE_LIQUIDS          = 0x00000010,
	EXCLUDE_CAULK            = 0x00000020,
	EXCLUDE_CLIP             = 0x00000040,
	EXCLUDE_PATHS            = 0x00000080,
	EXCLUDE_LIGHTS           = 0x00000100,
	EXCLUDE_DETAILS          = 0x00000200,
	EXCLUDE_HINTSSKIPS       = 0x00000400,
	EXCLUDE_MODELS           = 0x00000800,
	EXCLUDE_AREAPORTALS      = 0x00001000,
	EXCLUDE_TRIGGERS         = 0x00002000,
	EXCLUDE_CLUSTERPORTALS     = 0x00004000,
	EXCLUDE_TERRAIN          = 0x00008000,
	EXCLUDE_LIGHTGRID        = 0x00010000,
	EXCLUDE_STRUCTURAL       = 0x00020000,
	EXCLUDE_BOTCLIP          = 0x00040000,
	EXCLUDE_VISPORTALS       = 0x00080000,
	EXCLUDE_DECALS           = 0x00100000,
	EXCLUDE_FUNC_GROUPS       = 0x00200000,
};

class Filter
{
public:
virtual void setActive( bool active ) = 0;
};

class Filterable
{
public:
virtual void updateFiltered() = 0;
};

class FilterSystem
{
public:
INTEGER_CONSTANT( Version, 1 );
STRING_CONSTANT( Name, "filters" );
virtual void addFilter( Filter& filter, int mask ) = 0;
virtual void registerFilterable( Filterable& filterable ) = 0;
virtual void unregisterFilterable( Filterable& filterable ) = 0;
};

#include "modulesystem.h"

template<typename Type>
class GlobalModule;
typedef GlobalModule<FilterSystem> GlobalFilterModule;

template<typename Type>
class GlobalModuleRef;
typedef GlobalModuleRef<FilterSystem> GlobalFilterModuleRef;

inline FilterSystem& GlobalFilterSystem(){
	return GlobalFilterModule::getTable();
}

#endif
