/*
===========================================================================
Copyright (C) 1997-2006 Id Software, Inc.

This file is part of Quake 2 Tools source code.

Quake 2 Tools source code 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.

Quake 2 Tools source code 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 Quake 2 Tools source code; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
===========================================================================
*/

// map.h -- the state of the current world that all views are displaying

extern	char		currentmap[1024];

// head/tail of doubly linked lists
extern	brush_t	active_brushes;	// brushes currently being displayed
extern	brush_t	selected_brushes;	// highlighted
extern	face_t	*selected_face;
extern	brush_t	*selected_face_brush;
extern	brush_t	filtered_brushes;	// brushes that have been filtered or regioned

extern	entity_t	entities;
extern	entity_t	*world_entity;	// the world entity is NOT included in
									// the entities chain

extern	qboolean	modified;		// for quit confirmations

extern	vec3_t	region_mins, region_maxs;
extern	qboolean	region_active;

void 	Map_LoadFile (char *filename);
void 	Map_SaveFile (char *filename, qboolean use_region);
void	Map_New (void);
void	Map_BuildBrushData(void);

void	Map_RegionOff (void);
void	Map_RegionXY (void);
void	Map_RegionTallBrush (void);
void	Map_RegionBrush (void);
void	Map_RegionSelectedBrushes (void);
qboolean Map_IsBrushFiltered (brush_t *b);