tornavis/source/blender/blenkernel/BKE_screen.h

315 lines
10 KiB
C

/*
* ***** BEGIN GPL 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.
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 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 LICENSE BLOCK *****
*/
#ifndef __BKE_SCREEN_H__
#define __BKE_SCREEN_H__
/** \file BKE_screen.h
* \ingroup bke
* \since March 2001
* \author nzc
*/
struct ARegion;
struct Header;
struct ListBase;
struct Menu;
struct Panel;
struct Scene;
struct ScrArea;
struct SpaceType;
struct View3D;
struct bContext;
struct bContextDataResult;
struct bScreen;
struct uiLayout;
struct uiList;
struct wmKeyConfig;
struct wmNotifier;
struct wmWindow;
struct wmWindowManager;
struct GPUFXSettings;
#include "BLI_compiler_attrs.h"
#include "RNA_types.h"
/* spacetype has everything stored to get an editor working, it gets initialized via
* ED_spacetypes_init() in editors/space_api/spacetypes.c */
/* an editor in Blender is a combined ScrArea + SpaceType + SpaceData */
#define BKE_ST_MAXNAME 64
typedef struct SpaceType {
struct SpaceType *next, *prev;
char name[BKE_ST_MAXNAME]; /* for menus */
int spaceid; /* unique space identifier */
int iconid; /* icon lookup for menus */
/* initial allocation, after this WM will call init() too */
struct SpaceLink *(*new)(const struct bContext *C);
/* not free spacelink itself */
void (*free)(struct SpaceLink *);
/* init is to cope with file load, screen (size) changes, check handlers */
void (*init)(struct wmWindowManager *, struct ScrArea *);
/* exit is called when the area is hidden or removed */
void (*exit)(struct wmWindowManager *, struct ScrArea *);
/* Listeners can react to bContext changes */
void (*listener)(struct bScreen *sc, struct ScrArea *, struct wmNotifier *);
/* refresh context, called after filereads, ED_area_tag_refresh() */
void (*refresh)(const struct bContext *, struct ScrArea *);
/* after a spacedata copy, an init should result in exact same situation */
struct SpaceLink *(*duplicate)(struct SpaceLink *);
/* register operator types on startup */
void (*operatortypes)(void);
/* add default items to WM keymap */
void (*keymap)(struct wmKeyConfig *);
/* on startup, define dropboxes for spacetype+regions */
void (*dropboxes)(void);
/* return context data */
int (*context)(const struct bContext *, const char *, struct bContextDataResult *);
/* region type definitions */
ListBase regiontypes;
/* tool shelf definitions */
ListBase toolshelf;
/* read and write... */
/* default keymaps to add */
int keymapflag;
} SpaceType;
/* region types are also defined using spacetypes_init, via a callback */
typedef struct ARegionType {
struct ARegionType *next, *prev;
int regionid; /* unique identifier within this space, defines RGN_TYPE_xxxx */
/* add handlers, stuff you only do once or on area/region type/size changes */
void (*init)(struct wmWindowManager *, struct ARegion *);
/* exit is called when the region is hidden or removed */
void (*exit)(struct wmWindowManager *, struct ARegion *);
/* draw entirely, view changes should be handled here */
void (*draw)(const struct bContext *, struct ARegion *);
/* contextual changes should be handled here */
void (*listener)(struct bScreen *sc, struct ScrArea *, struct ARegion *, struct wmNotifier *);
void (*free)(struct ARegion *);
/* split region, copy data optionally */
void *(*duplicate)(void *);
/* register operator types on startup */
void (*operatortypes)(void);
/* add own items to keymap */
void (*keymap)(struct wmKeyConfig *);
/* allows default cursor per region */
void (*cursor)(struct wmWindow *, struct ScrArea *, struct ARegion *ar);
/* return context data */
int (*context)(const struct bContext *, const char *, struct bContextDataResult *);
/* custom drawing callbacks */
ListBase drawcalls;
/* panels type definitions */
ListBase paneltypes;
/* header type definitions */
ListBase headertypes;
/* hardcoded constraints, smaller than these values region is not visible */
int minsizex, minsizey;
/* when new region opens (region prefsizex/y are zero then */
int prefsizex, prefsizey;
/* default keymaps to add */
int keymapflag;
/* return without drawing. lock is set by region definition, and copied to do_lock by render. can become flag */
short do_lock, lock;
/* call cursor function on each move event */
short event_cursor;
} ARegionType;
/* panel types */
typedef struct PanelType {
struct PanelType *next, *prev;
char idname[BKE_ST_MAXNAME]; /* unique name */
char label[BKE_ST_MAXNAME]; /* for panel header */
char translation_context[BKE_ST_MAXNAME];
char context[BKE_ST_MAXNAME]; /* for buttons window */
char category[BKE_ST_MAXNAME]; /* for category tabs */
int space_type;
int region_type;
int flag;
/* verify if the panel should draw or not */
int (*poll)(const struct bContext *, struct PanelType *);
/* draw header (optional) */
void (*draw_header)(const struct bContext *, struct Panel *);
/* draw entirely, view changes should be handled here */
void (*draw)(const struct bContext *, struct Panel *);
/* RNA integration */
ExtensionRNA ext;
} PanelType;
/* uilist types */
/* Draw an item in the uiList */
typedef void (*uiListDrawItemFunc)(struct uiList *, struct bContext *, struct uiLayout *, struct PointerRNA *,
struct PointerRNA *, int, struct PointerRNA *, const char *, int, int);
/* Draw the filtering part of an uiList */
typedef void (*uiListDrawFilterFunc)(struct uiList *, struct bContext *, struct uiLayout *);
/* Filter items of an uiList */
typedef void (*uiListFilterItemsFunc)(struct uiList *, struct bContext *, struct PointerRNA *, const char *);
typedef struct uiListType {
struct uiListType *next, *prev;
char idname[BKE_ST_MAXNAME]; /* unique name */
uiListDrawItemFunc draw_item;
uiListDrawFilterFunc draw_filter;
uiListFilterItemsFunc filter_items;
/* RNA integration */
ExtensionRNA ext;
} uiListType;
/* header types */
typedef struct HeaderType {
struct HeaderType *next, *prev;
char idname[BKE_ST_MAXNAME]; /* unique name */
int space_type;
/* draw entirely, view changes should be handled here */
void (*draw)(const struct bContext *, struct Header *);
/* RNA integration */
ExtensionRNA ext;
} HeaderType;
typedef struct Header {
struct HeaderType *type; /* runtime */
struct uiLayout *layout; /* runtime for drawing */
} Header;
/* menu types */
typedef struct MenuType {
struct MenuType *next, *prev;
char idname[BKE_ST_MAXNAME]; /* unique name */
char label[BKE_ST_MAXNAME]; /* for button text */
char translation_context[BKE_ST_MAXNAME];
const char *description;
/* verify if the menu should draw or not */
int (*poll)(const struct bContext *, struct MenuType *);
/* draw entirely, view changes should be handled here */
void (*draw)(const struct bContext *, struct Menu *);
/* RNA integration */
ExtensionRNA ext;
} MenuType;
typedef struct Menu {
struct MenuType *type; /* runtime */
struct uiLayout *layout; /* runtime for drawing */
} Menu;
/* spacetypes */
struct SpaceType *BKE_spacetype_from_id(int spaceid);
struct ARegionType *BKE_regiontype_from_id(struct SpaceType *st, int regionid);
const struct ListBase *BKE_spacetypes_list(void);
void BKE_spacetype_register(struct SpaceType *st);
bool BKE_spacetype_exists(int spaceid);
void BKE_spacetypes_free(void); /* only for quitting blender */
/* spacedata */
void BKE_spacedata_freelist(ListBase *lb);
void BKE_spacedata_copylist(ListBase *lb1, ListBase *lb2);
void BKE_spacedata_draw_locks(int set);
void BKE_spacedata_callback_id_unref_set(void (*func)(struct SpaceLink *sl, const struct ID *));
void BKE_spacedata_id_unref(struct SpaceLink *sl, const struct ID *id);
/* area/regions */
struct ARegion *BKE_area_region_copy(struct SpaceType *st, struct ARegion *ar);
void BKE_area_region_free(struct SpaceType *st, struct ARegion *ar);
void BKE_screen_area_free(struct ScrArea *sa);
struct ARegion *BKE_area_find_region_type(struct ScrArea *sa, int type);
struct ARegion *BKE_area_find_region_active_win(struct ScrArea *sa);
struct ARegion *BKE_area_find_region_xy(struct ScrArea *sa, const int regiontype, int x, int y);
struct ScrArea *BKE_screen_find_area_from_space(struct bScreen *sc, struct SpaceLink *sl) ATTR_WARN_UNUSED_RESULT ATTR_NONNULL(1, 2);
struct ScrArea *BKE_screen_find_big_area(struct bScreen *sc, const int spacetype, const short min);
struct ScrArea *BKE_screen_find_area_xy(struct bScreen *sc, const int spacetype, int x, int y);
unsigned int BKE_screen_view3d_layer_active_ex(
const struct View3D *v3d, const struct Scene *scene, bool use_localvd) ATTR_NONNULL(2);
unsigned int BKE_screen_view3d_layer_active(
const struct View3D *v3d, const struct Scene *scene) ATTR_NONNULL(2);
unsigned int BKE_screen_view3d_layer_all(const struct bScreen *sc) ATTR_WARN_UNUSED_RESULT ATTR_NONNULL(1);
void BKE_screen_view3d_sync(struct View3D *v3d, struct Scene *scene);
void BKE_screen_view3d_scene_sync(struct bScreen *sc);
void BKE_screen_view3d_main_sync(ListBase *screen_lb, struct Scene *scene);
void BKE_screen_view3d_twmode_remove(struct View3D *v3d, const int i);
void BKE_screen_view3d_main_twmode_remove(ListBase *screen_lb, struct Scene *scene, const int i);
void BKE_screen_gpu_fx_validate(struct GPUFXSettings *fx_settings);
/* zoom factor conversion */
float BKE_screen_view3d_zoom_to_fac(float camzoom);
float BKE_screen_view3d_zoom_from_fac(float zoomfac);
/* screen */
void BKE_screen_free(struct bScreen *sc);
unsigned int BKE_screen_visible_layers(struct bScreen *screen, struct Scene *scene);
#endif