path: root/editvar.h

/*

    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

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

    Editor global variable definitions

    $Id$

*/

#ifndef _EDITVAR_H

#define _EDITVAR_H

#include "things.h"
#include "linedefs.h"
#include "wad.h"
#include "map.h"
#include "list.h"
#include "platgui.h"
#include "gui.h"
#include "mem.h"

#define MAXLEN	1024


/* ---------------------------------------- EDIT COLOURS
*/
#define GRIDCOL		V_RGB(0x20,0x20,0x80)

#define LINECOL		V_RGB(0xa0,0x9a,0x90)

#define SECTCOL		V_RGB(0xc0,0x00,0x00)

#define VERTCOL		V_RGB(0xff,0xff,0xff)
#define VERTBOXCOL	V_RGB(0x60,0x60,0x60)

#define THINGCOL	V_RGB(0xa0,0x10,0x10)
#define SELCOL		V_RGB(0xff,0xff,0x00)
#define OVERCOL		V_RGB(0xc0,0xc0,0x00)

#define TAGCOL		V_RGB(0xff,0xe0,0xe0)


/* ---------------------------------------- EDIT TYPES
*/

#define SECTOR_MODE	0
#define LINEDEF_MODE	1
#define VERTEX_MODE	2
#define THING_MODE	3
#define MULTI_MODE	4

#define NEXT_MODE(m)	((m == MULTI_MODE) ? SECTOR_MODE : m+1)
#define PREV_MODE(m)	((m == SECTOR_MODE) ? MULTI_MODE : m-1)

extern char		*edit_str[];

#define SELECT_NONE	0
#define SELECT_OVER	1
#define SELECT_SELECTED	2


typedef struct
	{
	int		x,y;
	} Point;

/* Edittable types of the lumps from the WAD
*/
typedef struct
	{
	Vertex		v;
	List		l;
	} EditVert;

typedef struct
	{
	int		no;
	Linedef		l;
	Sidedef		*sr;
	Sidedef		*sl;
	EditVert	*v[2];
	int		min_x;
	int		min_y;
	int		max_x;
	int		max_y;
	} EditLine;

typedef struct
	{
	int		no;
	Sector		s;
	int		min_x;
	int		min_y;
	int		max_x;
	int		max_y;
	List		v;
	List		sr;
	List		sl;
	List		all;
	} EditSect;

typedef struct
	{
	Thing		t;
	} EditThing;

typedef struct
	{
	int		type;
	int		i;
	int		x,y;
	} MultiObj;

typedef struct
	{
	int	select;
	void	*data;
	} Object;


/* ---------------------------------------- EDIT VARS
*/

extern void		HandleMoveKey(GFXKey k,int check_mouse);

extern int		edit_mode;

extern Map		vertex;
extern Map		linedef;
extern Map		sidedef;
extern Map		sector;
extern Map		thing;
extern Map		multimap;

extern int		SCRW;
extern int		SCRH;
extern int		FH;

extern int		scale;
extern int		ox;
extern int		oy;

extern GFXMouse		ms;

extern int		quit;

extern int		agrid;

extern int		current;
extern List		selected;

extern int		new_selection;

extern Thing		ed_thing;

extern int		draw_current_info;

/* ---------------------------------------- USED AS GENERIC FUNCTIONS AND VALUES
*/

/* Data in all these functions is the Object.data pointer
*/
extern int		(*PositionOnObject)(int x, int y, void *data);
extern void		(*SelectBox)(int x1, int y1, int x2, int y2);
extern void		(*SelectByType)(void);
extern void		(*DrawObject)(void *data, int selmode);
extern void		(*DrawObjectInfo)(void);
extern void		(*DrawObjectHeader)(void);
extern void		(*MoveObject)(void);
extern void		(*RotateObject)(double angle);
extern void		(*ScaleObject)(double scale);
extern void		(*SetTagObject)(int tag);
extern void		(*LocateObject)(void *obj);
extern void		(*ObjectMenu)(void);
extern void		(*ObjectInsert)(void);
extern void		(*ObjectDelete)(void);
extern void		(*ObjectKey)(GFXKey k);
extern int		(*ObjectHasTag)(void *obj, int tag);
extern void		(*SetSelect)(int i, int mode);

extern char		*typename;
extern Map		map;


/* ---------------------------------------- MENUS AND DIALOGS
*/
#define GUI_CANCEL	-666

#define TM_TYPE		0
#define TM_MOVE		1
#define TM_DELETE	2
#define TM_ANGLE	3
#define TM_FLAGS	4
#define TM_INSERT	5
#define TM_UPPER_T_R	6
#define TM_MIDDLE_T_R	7
#define TM_LOWER_T_R	8
#define TM_OFFSET_R	9
#define TM_UPPER_T_L	10
#define TM_MIDDLE_T_L	11
#define TM_LOWER_T_L	12
#define TM_OFFSET_L	13
#define TM_FLOOR	14
#define TM_CEILING	15
#define TM_LIGHT	16
#define TM_TAG		17
#define TM_FLOOR_T	18
#define TM_CEILING_T	19
#define TM_SECTOR_R	20
#define TM_SECTOR_L	21
#define TM_CHAIN	22
#define TM_CHAIN_SECTOR	23
#define TM_ALIGN_R	24
#define TM_ALIGN_L	25
#define TM_SWAP_SIDES	26
#define TM_SPLIT_LINE	27
#define TM_MERGE	28
#define TM_SNAP		29
#define TM_STYLE	30
#define TM_TRACK_LINE	31
#define TM_STEPS	32
#define TM_RIGHT_SIDE	33
#define TM_LEFT_SIDE	34
#define TM_ADJUST_R	35
#define TM_ADJUST_L	36


extern PLAT_MENU	thing_popup[];

extern PLAT_RADIO	thing_angle[];

extern PLAT_MENU	vertex_popup[];

extern PLAT_MENU	right_popup[];
extern PLAT_MENU	left_popup[];
extern PLAT_MENU	linedef_popup[];

extern PLAT_MENU	sector_popup[];

extern PLAT_MENU	multi_popup[];

#define NO_FIELDS(x)	(sizeof(x)/sizeof(x[0]))

#define D_OFFSET_NO	2
#define D_OFFSET_OFFX	0
#define D_OFFSET_OFFY	1
extern PLAT_DIALOG	offset_dialog[D_OFFSET_NO];


#define D_SECTORN_NO	1
#define D_SECTORN_SECNO	0
extern PLAT_DIALOG	sectorn_dialog[D_OFFSET_NO];


#define D_COORD_NO	2
#define D_COORD_X	0
#define D_COORD_Y	1
extern PLAT_DIALOG	coord_dialog[D_COORD_NO];


#define D_VERTEX_NO	2
#define D_VERTEX_FROM	0
#define D_VERTEX_TO	1
extern PLAT_DIALOG	vertex_dialog[D_VERTEX_NO];


#define D_SECTOR_FL_NO	1
#define D_SECTOR_FLOOR	0
extern PLAT_DIALOG	sector_fl_dialog[D_SECTOR_FL_NO];


#define D_SECTOR_CE_NO	1
#define D_SECTOR_CEILING 0
extern PLAT_DIALOG	sector_ce_dialog[D_SECTOR_CE_NO];


#define D_SECTOR_LI_NO	1
#define D_SECTOR_LIGHT	0
extern PLAT_DIALOG	sector_li_dialog[D_SECTOR_LI_NO];


#define D_SECTOR_VAL_NO	3
#define D_SVAL_LIGHT	0
#define D_SVAL_FLOOR	1
#define D_SVAL_CEILING	2
extern PLAT_DIALOG	sector_val_dialog[D_SECTOR_VAL_NO];


#define D_TAG_NO	1
#define D_TAG		0
extern PLAT_DIALOG	tag_dialog[D_TAG_NO];


#define D_SCALE_NO	1
#define D_SCALE		0
extern PLAT_DIALOG	scale_dialog[D_SCALE_NO];


#define D_ROTATE_NO	1
#define D_ROTATE	0
extern PLAT_DIALOG	rotate_dialog[D_ROTATE_NO];


#define D_OBJNO_NO	1
#define D_OBJNO		0
extern PLAT_DIALOG	objno_dialog[D_OBJNO_NO];


#define D_NOSIDES_NO	1
#define D_NOSIDES	0
extern PLAT_DIALOG	nosides_dialog[D_NOSIDES_NO];



/* ---------------------------------------- DRAWING TABLES
*/
extern Point		t_arrow[8];

extern char		*angle_str[8];

#define ANGLESTR(a)	(angle_str[(((a)+22)/45%8)])

/* ---------------------------------------- MACROS
*/
#define PI_VAL		3.14159265358979323846

#define RAD(a)		(PI_VAL/180.0*(a))

#define XToMap(x)	(ox+((x)*scale))
#define YToMap(y)	(oy-((y)*scale))

#define MapToX(x)	(((x)-ox)/scale)
#define MapToY(y)	((oy-(y))/scale)

#define MapRect(x,y,w,h,c)	\
			GFX_rect(MapToX(x),MapToY(y),(w)/scale,(h)/scale,c)

#define MapLine(x1,y1,x2,y2,c)	\
			GFX_line(MapToX(x1),MapToY(y1),MapToX(x2),MapToY(y2),c)

#define MapLineD(l,c)	GFX_line(MapToX((l)->v[0]->v.x),	\
				 MapToY((l)->v[0]->v.y),	\
				 MapToX((l)->v[1]->v.x),	\
				 MapToY((l)->v[1]->v.y),c)

#define MapPlot(x,y,c)	GFX_plot(MapToX(x),MapToY(y),c)

#define MapCircle(x,y,r,c)	\
			GFX_circle(MapToX(x),MapToY(y),(r)/scale,c)

#define BOXBOUND(tx,ty,x1,y1,x2,y2)	\
			(((tx)>=(x1))&&((tx)<=(x2))&&((ty)>=(y1))&&((ty)<=(y2)))
#define BOXBOUND_FUZZY(tx,ty,x1,y1,x2,y2,f)	\
	(((tx)>=(x1-(f)))&&((tx)<=(x2+(f)))&&((ty)>=(y1-(f)))&&((ty)<=(y2+(f))))

#define ROUGHLY(a,b)	(((a)>=(b)-0.01)&&((a)<=(b)+0.01))

#define RADBOUND(tx,ty,x,y,r)	\
			(((tx)>=(x)-(r))&&((tx)<=(x)+(r))&& \
			 ((ty)>=(y)-(r))&&((ty)<=(y)+(r)))


#define GETVERT(n)	((EditVert *)(((Object *)MapElem(vertex,(n)))->data))
#define VERTFROM(m,n)	((EditVert *)(((Object *)MapElem((m),(n)))->data))
#define GETLINE(n)	((EditLine *)(((Object *)MapElem(linedef,(n)))->data))
#define GETSIDE(n)	((Sidedef *)(((Object *)MapElem(sidedef,(n)))->data))
#define SIDEFROM(m,n)	((Sidedef *)(((Object *)MapElem((m),(n)))->data))
#define GETSECT(n)	((EditSect *)(((Object *)MapElem(sector,(n)))->data))
#define GETTHING(n)	((EditThing *)(((Object *)MapElem(thing,(n)))->data))
#define GETMULTI(n)	((MultiObj *)(((Object *)MapElem(multimap,(n)))->data))

#define YESNO(x)	((x) ? "Yes":"No")

/* ------------------------------ HELP PAGES
*/
extern	char		*general_help_keys;
extern	char		*general_help_mouse;
extern	char		*mode_help[];


/* ------------------------------ FUNCTION PROTOTYPES FOR ALL EDIT ROUTINES
*/
void	SectorCalcContaining(int no,EditSect *s);
void	SectorCalcContainingAll(void);
int	SnapX(int x);
int	SnapY(int y);
int	Len(int x1,int y1,int x2,int y2);
int	LinesCross(int x1_1,int y1_1,int x1_2,int y1_2,
		   int x2_1,int y2_1,int x2_2,int y2_2);
int	CalcTextureWidth(DirName u,DirName m,DirName l);
void	LineCalcBounding(EditLine *l);
void	SectorCalcBounding(EditSect *s);
int	LineOnDisplay(EditLine *l);
int	SectorOnDisplay(EditSect *s);
int	PointOnDisplay(int x,int y,int r);
void	DrawArrow(int x1,int y1,int x2,int y2,int c);
void	DrawGrid(void);
void	DrawMap(void);
void	DrawHeader(void);
void	FullRedraw(void);

void	SetSelect_GENERIC(int i, int mode);
int	TmpAddCurrent(void);
void	ClearSelection(void);
void	ClearSelectionLeaveCurrent(void);
void	*SelHead(void);

int	InIntList(List l, int i);
void	IntListUniqAdd(List l, int i);
void	IntListRm(List l, int i);


/* If set_class is TRUE then *type is set from the classes loaded in the
   config file.

   The floor and ceiling values are used to decide which if the lower, middle
   and upper textures to ask for.  If the selected linedef style is not two
   sided these values are ignored anyway and only the middle one on the right
   sidedef is requested.
*/
int	GetLinedefValues(int set_class,
			 int r_floor,int l_floor,int r_ceiling,int l_ceiling,
			 int *type,int *flag,int *two,
			 DirName sr_upper,DirName sr_middle,DirName sr_lower,
			 DirName sl_upper,DirName sl_middle,DirName sl_lower);

/* This supercedes the above function when creating sectors.

   THe floor, ceiling and light levels are in/out.  The displayed dialog is
   loaded with the values sent in and any changes are reflected on return.

   The in_floor and in_ceiling values are used to decide which of the
   lower, middle and upper textures set up.  If the selected linedef style
   is not two sided these values are ignored anyway and only the middle
   one on the right sidedef is set to non-empty.  When doing comparisons it
   is assumed that the in_ values are on the left of the linedefs.

   Note that for this routine rather than being individually requested the
   linedef textures are obtained from the defined sector styles (unless there
   are no sector styles).  Style flags is also set to the flags for sector
   style (unless there is no styles, in which case it's zero).
   
   Note the the sector flags for the style indicating if just the inward
   or outward facing sidedefs have the textures applied will be ignored, ie.
   both the right and left texture values will have the style applied.

   Returns FALSE if at any point the selections are cancelled.
*/
int	GetSectorValues(int *line_type, int *line_flag, int *two_sided,
			int *floor, int *ceiling, int *light,
			int in_floor, int in_ceiling,
			int *style_flags,
			DirName floor_t, DirName ceiling_t,
			DirName sr_upper, DirName sr_middle, DirName sr_lower,
			DirName sl_upper, DirName sl_middle, DirName sl_lower);

void	GenericCheckMouse(void);
int	GetTexture(char *t,DirName d);
int	GetFlat(char *t,DirName d);
int	YesNo(char *fmt,...);

/* If draw is not NULL it will be used to draw the selection thing.  Note that
   the x an y coming into the draw will NOT be snapped.  They can be updated
   by the drawing mechanism if snapping is requried.

   If key is not NULL any keys read will be passed to the key reoutine (after
   being passed to HandleMoveKey()).

   Finally if infobox is not NULL this function is used to draw the describing
   infobox, rather than PickPoint()s default one.  The prompt (p) PickPoint()
   was called with will be passed to the infobox routine.
*/
int	PickPoint(char *p,int *x,int *y,void (*draw)(int *x,int *y),
					void (*key)(GFXKey k),
					void (*infobox)(char *p));

void	SetEditMode(int mode);
void	HandleMoveKey(GFXKey k, int check_mouse);
void	HandleKey(GFXKey k);
void	HandleMouse(GFXMouse m);

void	MergeWad(void);

void	Rotate(int cx,int cy,int *x,int *y, double ang);
void	Scale(int cx,int cy,int *x,int *y, double sc);

int	PositionOnObject_VERTEX(int x,int y,void *data);
void	SelectBox_VERTEX(int x1,int y1,int x2,int y2);
void	SelectByType_VERTEX(void);
void	DrawObject_VERTEX(void *data, int selmode);
void	DrawObjectInfo_VERTEX(void);
void	DrawObjectHeader_VERTEX(void);
void	MoveObject_VERTEX(void);
void	RotateObject_VERTEX(double angle);
void	ScaleObject_VERTEX(double scale);
void	SetTagObject_VERTEX(int tag);
void	LocateObject_VERTEX(void *obj);
void	ObjectInsert_VERTEX(void);
void	ObjectDelete_VERTEX(void);
void	ObjectMenu_VERTEX(void);
void	ObjectKey_VERTEX(GFXKey k);
int	ObjectHasTag_VERTEX(void *obj, int tag);

List	TrackLinedef(int line_no);
void	CheckMergeLinedef(EditVert *v);
int	CreateNewLinedef(int from, int to,
			 int flags, int type, int tag, int two_sided,
			 int sr_ox, int sr_oy, int sr_sector,
			 DirName sr_upper, DirName sr_middle, DirName sr_lower,
			 int sl_ox, int sl_oy, int sl_sector,
			 DirName sl_upper, DirName sl_middle, DirName sl_lower);

int	PositionOnObject_LINEDEF(int x,int y,void *data);
void	SelectBox_LINEDEF(int x1,int y1,int x2,int y2);
void	SelectByType_LINEDEF(void);
void	DrawObject_LINEDEF(void *data, int selmode);
void	DrawObjectInfo_LINEDEF(void);
void	DrawObjectHeader_LINEDEF(void);
void	MoveObject_LINEDEF(void);
void	RotateObject_LINEDEF(double angle);
void	ScaleObject_LINEDEF(double scale);
void	SetTagObject_LINEDEF(int tag);
void	LocateObject_LINEDEF(void *obj);
void	ObjectInsert_LINEDEF(void);
void	ObjectDelete_LINEDEF(void);
void	ObjectMenu_LINEDEF(void);
void	ObjectKey_LINEDEF(GFXKey k);
int	ObjectHasTag_LINEDEF(void *obj, int tag);

int	PositionOnObject_THING(int x,int y,void *data);
void	SelectBox_THING(int x1,int y1,int x2,int y2);
void	SelectByType_THING(void);
void	DrawObject_THING(void *data, int selmode);
void	DrawObjectInfo_THING(void);
void	DrawObjectHeader_THING(void);
void	MoveObject_THING(void);
void	RotateObject_THING(double angle);
void	ScaleObject_THING(double scale);
void	SetTagObject_THING(int tag);
void	LocateObject_THING(void *obj);
void	ObjectInsert_THING(void);
void	ObjectDelete_THING(void);
void	ObjectMenu_THING(void);
void	ObjectKey_THING(GFXKey k);
int	ObjectHasTag_THING(void *obj, int tag);

/* Returns -1 if point not in a sector
*/
int	SectorHoldingPoint(int x,int y);

/* Creates a sector for the list of vertex numbers, which is assumed to go
   clockwise.  Return is TRUE if operation completed, FALSE if cancelled.
*/
int	CreateSector(List v);
int	CreateUnboundSector(int special,int floor,int ceiling,int light,int tag,
                                            DirName floor_t,DirName ceiling_t);

void	SectorCalcContaining(int no,EditSect *s);
void	SectorCalcContainingAll(void);

int	PositionOnObject_SECTOR(int x,int y,void *data);
void	SelectBox_SECTOR(int x1,int y1,int x2,int y2);
void	SelectByType_SECTOR(void);
void	DrawObject_SECTOR(void *data, int selmode);
void	DrawObjectInfo_SECTOR(void);
void	DrawObjectHeader_SECTOR(void);
void	MoveObject_SECTOR(void);
void	RotateObject_SECTOR(double angle);
void	ScaleObject_SECTOR(double scale);
void	SetTagObject_SECTOR(int tag);
void	LocateObject_SECTOR(void *obj);
void	ObjectInsert_SECTOR(void);
void	ObjectDelete_SECTOR(void);
void	ObjectMenu_SECTOR(void);
void	ObjectKey_SECTOR(GFXKey k);
int	ObjectHasTag_SECTOR(void *obj, int tag);

void	GenerateMultiMap(void);
int	PositionOnObject_MULTI(int x,int y,void *data);
void	SelectBox_MULTI(int x1,int y1,int x2,int y2);
void	SelectByType_MULTI(void);
void	DrawObject_MULTI(void *data, int selmode);
void	DrawObjectInfo_MULTI(void);
void	DrawObjectHeader_MULTI(void);
void	MoveObject_MULTI(void);
void	RotateObject_MULTI(double angle);
void	ScaleObject_MULTI(double scale);
void	SetTagObject_MULTI(int tag);
void	LocateObject_MULTI(void *obj);
void	ObjectInsert_MULTI(void);
void	ObjectDelete_MULTI(void);
void	ObjectMenu_MULTI(void);
void	ObjectKey_MULTI(GFXKey k);
int	ObjectHasTag_MULTI(void *obj, int tag);
void	SetSelect_MULTI(int i, int mode);

#endif

/* END OF FILE */