/**
 * blenlib/DNA_screen_types.h (mar-2001 nzc)
 *
 * $Id: DNA_screen_types.h,v 1.7 2003/06/27 15:29:36 ton Exp $ 
 *
 * ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
 *
 * 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. The Blender
 * Foundation also sells licenses for use in proprietary software under
 * the Blender License.  See http://www.blender.org/BL/ for information
 * about this.
 *
 * 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.
 *
 * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
 * All rights reserved.
 *
 * The Original Code is: all of this file.
 *
 * Contributor(s): none yet.
 *
 * ***** END GPL/BL DUAL LICENSE BLOCK *****
 */
#ifndef DNA_SCREEN_TYPES_H
#define DNA_SCREEN_TYPES_H

#include "DNA_listBase.h"
#include "DNA_vec_types.h"

#include "DNA_ID.h"
#include "DNA_scriptlink_types.h"

struct Scene;

typedef struct bScreen {
	ID id;
	ListBase vertbase, edgebase, areabase;
	struct Scene *scene;
	short startx, endx, starty, endy;	/* framebuffer coords */
	short sizex, sizey;
	short scenenr, screennr;			/* only for pupmenu */
	short full, rt;
	short mainwin, winakt;
} bScreen;


typedef struct ScrVert {
	struct ScrVert *next, *prev, *newv;
	vec2s vec;
	int flag;
} ScrVert;

typedef struct ScrEdge {
	struct ScrEdge *next, *prev;
	ScrVert *v1, *v2;
	short border;			/* 1 when at edge of screen */
	short flag;
	int pad;
} ScrEdge;

#ifndef DNA_USHORT_FIX
#define DNA_USHORT_FIX
/**
 * @deprecated This typedef serves to avoid badly typed functions when
 * @deprecated compiling while delivering a proper dna.c. Do not use
 * @deprecated it in any case.
 */
typedef unsigned short dna_ushort_fix;
#endif

typedef struct ScrArea {
	struct ScrArea *next, *prev;
	ScrVert *v1, *v2, *v3, *v4;
	bScreen *full;			/* if area==full, this is the parent */
	float winmat[4][4];
	rcti totrct, headrct, winrct;

	short headwin, win;
	short headertype;		/* 0=no header, 1= down, 2= up */
	char spacetype, butspacetype;	/* SPACE_...  */
	short winx, winy;		/* size */
	char head_swap, head_equal;
	char win_swap, win_equal;
	
	short headbutlen, headbutofs;
	short cursor, rt;

	ListBase spacedata;
	ListBase uiblocks;
} ScrArea;

#define MAXWIN		128

/* If you change EDGEWIDTH, also do the global arrat edcol[]  */
#define EDGEWIDTH	5
#define EDGEWIDTH2	(2)
#define AREAGRID	4
#define AREAMINX	32
#define HEADERY		21
#define AREAMINY	(HEADERY+EDGEWIDTH)

#define HEADERDOWN	1
#define HEADERTOP	2

#define SCREENNORMAL    0
#define SCREENFULL      1
#define SCREENAUTOPLAY  2

/* sa->win_swap */
#define WIN_FRONT_OK	1
#define WIN_BACK_OK		2
#define WIN_EQUAL		3

#define L_SCROLL 1			/* left scrollbar */
#define R_SCROLL 2
#define VERT_SCROLL 3
#define T_SCROLL 4
#define B_SCROLL 8
#define HOR_SCROLL 12

/* dunno who thought this below is nice code, but be warned, the values are written in
   a file, and cannot be switched or altered. enum here is out of focus (ton) */
enum {
	SPACE_EMPTY,
	SPACE_VIEW3D,
	SPACE_IPO,
	SPACE_OOPS,
	SPACE_BUTS,
	SPACE_FILE,
	SPACE_IMAGE,		
	SPACE_INFO,
	SPACE_SEQ,
	SPACE_TEXT,
	SPACE_IMASEL,
	SPACE_SOUND,
	SPACE_ACTION,
	SPACE_NLA
/*	SPACE_LOGIC	*/
};

/* Adding a new space type?  Change SPACEICONMAX in headerbuttons.c */
/* -- should rather handle this with the above enum... */

#endif

