/*
Copyright (C) 1999-2007 id Software, Inc. and contributors.
For a list of contributors, see the accompanying CONTRIBUTORS file.

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
*/

// 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 CPtrArray& g_ptrSelectedFaces;
extern CPtrArray& g_ptrSelectedFaceBrushes;

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	vec3_t	region_mins, region_maxs;
extern	qboolean	region_active;

extern brush_t	  *region_sides[6];

void Map_Init();

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

void	Map_New (void);
void  Map_Free (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);

void Map_ImportFile (const char *filename);
void Map_SaveSelected(const char* filename);
//void Map_SaveSelected(MemStream* pMemFile, MemStream* pPatchFile = NULL);
//void Map_ImportBuffer (char* buf);

void  Map_StartPosition(void);
void Region_SpawnPoint(FILE *f);

void Map_Import(IDataStream *in, const char* type, bool bAddSelected = false);
void Map_Export(IDataStream *out, const char* type, bool bRegionOnly = false , bool bSelectedOnly = false);