/*

    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 SECTORS 

*/
static const char rcs_id[]="$Id$";

#include "config.h"
#include "globals.h"

#include "sectors.h"
#include "mem.h"
#include "list.h"
#include "map.h"


/* ---------------------------------------- TYPES AND VARS
*/
typedef struct
	{
	char		*name;
	}
	SectorClass;

typedef struct
	{
	int		class;
	int		id;
	char		*long_name;
	char		*short_name;
	} SectorInfo;

typedef struct
	{
	int		flags;
	char		*name;
	DirName		upper;
	DirName		middle;
	DirName		lower;
	DirName		floor;
	DirName		ceiling;
	} SectorStyle;

static int	no_classes=0;

static Map	sect_class=NULL;
static List	sect_list=NULL;
static Map	sect_style=NULL;

static PLAT_MENU	*menu=NULL;
static PLAT_PICKLIST	**picklist=NULL;

static char	**sect_style_plist=NULL;


/* ---------------------------------------- PRIVATE FUNCTIONS
*/
static PLAT_PICKLIST *SectorPicklist(int class)
{
    SectorInfo *si;
    Iterator i;
    int no;
    int f;

    if (picklist[class])
    	return(picklist[class]);

    no=0;
    i=ListIterator(sect_list);

    while(i)
	{
	si=IteratorData(i);

	if (si->class==class)
	    no++;

	i=IteratorNext(i);
	}

    picklist[class]=Grab(sizeof(PLAT_PICKLIST)*(no+1));

    i=ListIterator(sect_list);

    f=0;
    while(i)
	{
	si=IteratorData(i);

	if (si->class==class)
	    {
	    picklist[class][f].text=si->long_name;
	    picklist[class][f].client_index=si->id;
	    f++;
	    }

	i=IteratorNext(i);
	}

    picklist[class][f].text=NULL;

    return(picklist[class]);
}


/* ---------------------------------------- EXPORTED FUNCTIONS
*/
void SectorNewClass(char *class)
{
    SectorClass c;

    if (!sect_class)
    	sect_class=MapNew(sizeof(SectorClass));

    c.name=Strdup(class);

    MapAdd(sect_class,no_classes++,&c);
}


void SectorAdd(char *class,int id,char *long_name,char *short_name)
{
    SectorInfo *s;
    int i_class;
    int f;

    if (!sect_list)
	sect_list=ListNew(sizeof(SectorInfo));

    s=Grab(sizeof(SectorInfo));

    i_class=-1;

    for(f=0;f<MapSize(sect_class);f++)
    	{
	SectorClass *c;

	c=MapElem(sect_class,f);

	if (STREQ(c->name,class))
	    i_class=f;
	}

    if (i_class==-1)
    	i_class=0;

    s->class=i_class;
    s->id=id;
    s->long_name=Strdup(long_name);
    s->short_name=Strdup(short_name);
    ListAppend(sect_list,s);
}


int SelectSector(void)
{
    int class;
    int f;
    int x,y;

    if (!menu)
	{
	menu=Grab(sizeof(PLAT_MENU)*(no_classes+1));
	picklist=Grab(sizeof(PLAT_IMG_PICKLIST *)*(no_classes+1));

	for(f=0;f<no_classes;f++)
	    {
	    SectorClass *c;

	    c=MapElem(sect_class,f);
	    menu[f].text=c->name;
	    menu[f].client_index=f;
	    }

	for(f=0;f<no_classes+1;f++)
	    picklist[f]=NULL;

	menu[no_classes].text=NULL;
	}

    GFX_mouse(&x,&y);

    if (no_classes<2)
    	class=0;
    else
    	class=GUI_menu("Pick class of SECTOR",x,y,menu,SECTOR_NULLID);

    if (class!=SECTOR_NULLID)
    	class=GUI_client_picklist("SECTOR",SectorPicklist(class),SECTOR_NULLID);

    return(class);
}


char *SectorName(int id)
{
    SectorInfo *si;
    Iterator i;

    i=ListIterator(sect_list);

    while(i)
	{
	si=IteratorData(i);

	if (si->id==id)
	    {
	    IteratorClear(i);
	    return(si->short_name);
	    }

	i=IteratorNext(i);
	}

    return("UNKNOWN");
}


void StartSectorStyles(void)
{
    SectorStyle *s;
    int f;

    if (!sect_style)
    	{
	for(f=0;f<MapSize(sect_style);f++)
	    {
	    s=MapElem(sect_style,f);
	    Release(s->name);
	    }

    	sect_style=MapNew(sizeof(SectorStyle));
	}
    else
    	MapEmpty(sect_style);
}


void AddSectorStyle(char *name, int flags, DirName upper, DirName middle,
			       DirName lower, DirName floor, DirName ceiling)
{
    SectorStyle s;

    s.flags=flags;
    s.name=Strdup(name);
    strcpy(s.upper,upper);
    strcpy(s.middle,middle);
    strcpy(s.lower,lower);
    strcpy(s.floor,floor);
    strcpy(s.ceiling,ceiling);

    MapAdd(sect_style,-1,&s);
}


int ChooseSectorStyle(int *flags, DirName upper,DirName middle,DirName lower,
			DirName floor,DirName ceiling)
{
    SectorStyle *s;
    int f;

    if (!sect_style_plist)
        {
	sect_style_plist=Grab(sizeof(char *)*(MapSize(sect_style)+1));

	for(f=0;f<MapSize(sect_style);f++)
	    {
	    s=MapElem(sect_style,f);
	    sect_style_plist[f]=s->name;
	    }

	sect_style_plist[MapSize(sect_style)]=NULL;
	}

    f=GUI_picklist("SECTOR STYLE",sect_style_plist);

    if (f!=-1)
    	{
	s=MapElem(sect_style,f);
	*flags=s->flags;
	strcpy(lower,s->lower);
	strcpy(middle,s->middle);
	strcpy(upper,s->upper);
	strcpy(floor,s->floor);
	strcpy(ceiling,s->ceiling);
	return(TRUE);
	}
    else
    	return(FALSE);
}

int NoSectorStyles(void)
{
    return(MapSize(sect_style));
}


/* END OF FILE */