/*
===========================================================================

Doom 3 GPL Source Code
Copyright (C) 1999-2011 id Software LLC, a ZeniMax Media company. 

This file is part of the Doom 3 GPL Source Code (?Doom 3 Source Code?).  

Doom 3 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 3 of the License, or
(at your option) any later version.

Doom 3 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 Doom 3 Source Code.  If not, see <http://www.gnu.org/licenses/>.

In addition, the Doom 3 Source Code is also subject to certain additional terms. You should have received a copy of these additional terms immediately following the terms and conditions of the GNU General Public License which accompanied the Doom 3 Source Code.  If not, please request a copy in writing from id Software at the address below.

If you have questions concerning this license or the applicable additional terms, you may contact in writing id Software LLC, c/o ZeniMax Media Inc., Suite 120, Rockville, Maryland 20850 USA.

===========================================================================
*/

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 CPtrArray& g_ptrSelectedFaces;
extern CPtrArray& g_ptrSelectedFaceBrushes;
//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	int modified;		// for quit confirmations

extern	idVec3	region_mins, region_maxs;
extern	bool	region_active;

void 	Map_LoadFile (const char *filename);
bool 	Map_SaveFile (const char *filename, bool use_region, bool autosave = false);
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);
bool	Map_IsBrushFiltered (brush_t *b);

void	Map_SaveSelected(CMemFile* pMemFile, CMemFile* pPatchFile = NULL);
void	Map_ImportBuffer (char* buf, bool renameEntities = true);
int		Map_GetUniqueEntityID(const char *prefix, const char *eclass);

idMapPrimitive *BrushToMapPrimitive( const brush_t *b, const idVec3 &origin );