/*

    viDOOM - level editor for DOOM

    Copyright (C) 2000  Ian Cowburn (ianc@noddybox.demon.co.uk)

    This program 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.

    This program 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 this program; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

    -------------------------------------------------------------------------

    Handles definition and storage of the supported LINEDEFs

    $Id$

*/

#ifndef _LINEDEFS_H

#define _LINEDEFS_H

#include "wad.h"
#include "gfx.h"
#include "platgui.h"


/* This is not going to be an ID, so is used to detect whether LinedefSelect()
   was cancelled.
*/
#define LINEDEF_NULLID	-666


/* Add a new class of linedef
*/
void	LinedefNewClass(char *class);


/* Add the named type to the supplied class with the ID
*/
void	LinedefAdd(char *class,char *name,int id);


/* Selects a type of linedef, returning the ID or LINEDEF_NULLID if cancelled
*/
int	SelectLinedef(void);


/* Returns the name of a linedef type
*/
char	*LinedefName(int id);


/* Returns the class of a linedef type
*/
char	*LinedefClass(int id);


/* Set the meaning of one of the bits in the options field for a linedef
*/
void	LinedefFlag(int bit,char *name,char shorthand);


/* Returns a GUI_multi_box() compatible text array for manipulating a LINEDEFs
   flags.
*/
char	**LinedefFlagArray(void);


/* Return a static string representing the meaning of the passed in flags
*/
char	*LinedefFlagText(int flag);


/* Define a default linedef flags values
*/
void	AddLinedefType(char *name,int flags,int two_sided);


/* Return a default linedef flag value into flags after showing a picklist to
   choose them from, and two is TRUE if the linedef is 2-sided.  Returns TRUE
   for accepted, FALSE cancelled.
*/
int	ChooseLinedefType(int *flags,int *two);


#endif


/* END OF FILE */