mirror of
https://github.com/brl/mutter.git
synced 2024-11-24 17:10:40 -05:00
130 lines
5.0 KiB
C
130 lines
5.0 KiB
C
/*
|
|
* Clutter.
|
|
*
|
|
* An OpenGL based 'interactive canvas' library.
|
|
*
|
|
* Copyright (C) 2010 Intel Corporation.
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 of the License, or (at your option) any later version.
|
|
*
|
|
* This library 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
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
|
|
*
|
|
* Author:
|
|
* Emmanuele Bassi <ebassi@linux.intel.com>
|
|
*/
|
|
|
|
#ifndef __CLUTTER_CONSTRAINT_H__
|
|
#define __CLUTTER_CONSTRAINT_H__
|
|
|
|
#if !defined(__CLUTTER_H_INSIDE__) && !defined(CLUTTER_COMPILATION)
|
|
#error "Only <clutter/clutter.h> can be included directly."
|
|
#endif
|
|
|
|
#include <clutter/clutter-actor-meta.h>
|
|
|
|
G_BEGIN_DECLS
|
|
|
|
#define CLUTTER_TYPE_CONSTRAINT (clutter_constraint_get_type ())
|
|
#define CLUTTER_CONSTRAINT(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), CLUTTER_TYPE_CONSTRAINT, ClutterConstraint))
|
|
#define CLUTTER_IS_CONSTRAINT(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), CLUTTER_TYPE_CONSTRAINT))
|
|
#define CLUTTER_CONSTRAINT_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), CLUTTER_TYPE_CONSTRAINT, ClutterConstraintClass))
|
|
#define CLUTTER_IS_CONSTRAINT_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), CLUTTER_TYPE_CONSTRAINT))
|
|
#define CLUTTER_CONSTRAINT_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), CLUTTER_TYPE_CONSTRAINT, ClutterConstraintClass))
|
|
|
|
typedef struct _ClutterConstraintClass ClutterConstraintClass;
|
|
|
|
/**
|
|
* ClutterConstraint:
|
|
*
|
|
* The #ClutterConstraint structure contains only
|
|
* private data and should be accessed using the provided API
|
|
*
|
|
* Since: 1.4
|
|
*/
|
|
struct _ClutterConstraint
|
|
{
|
|
/*< private >*/
|
|
ClutterActorMeta parent_instance;
|
|
};
|
|
|
|
/**
|
|
* ClutterConstraintClass:
|
|
* @update_allocation: virtual function used to update the allocation
|
|
* of the #ClutterActor using the #ClutterConstraint
|
|
* @update_preferred_size: virtual function used to update the preferred
|
|
* size of the #ClutterActor using the #ClutterConstraint; optional,
|
|
* since 1.22
|
|
*
|
|
* The #ClutterConstraintClass structure contains
|
|
* only private data
|
|
*
|
|
* Since: 1.4
|
|
*/
|
|
struct _ClutterConstraintClass
|
|
{
|
|
/*< private >*/
|
|
ClutterActorMetaClass parent_class;
|
|
|
|
/*< public >*/
|
|
void (* update_allocation) (ClutterConstraint *constraint,
|
|
ClutterActor *actor,
|
|
ClutterActorBox *allocation);
|
|
|
|
void (* update_preferred_size) (ClutterConstraint *constraint,
|
|
ClutterActor *actor,
|
|
ClutterOrientation direction,
|
|
float for_size,
|
|
float *minimum_size,
|
|
float *natural_size);
|
|
|
|
/*< private >*/
|
|
void (* _clutter_constraint1) (void);
|
|
void (* _clutter_constraint2) (void);
|
|
void (* _clutter_constraint3) (void);
|
|
void (* _clutter_constraint4) (void);
|
|
void (* _clutter_constraint5) (void);
|
|
void (* _clutter_constraint6) (void);
|
|
void (* _clutter_constraint7) (void);
|
|
};
|
|
|
|
CLUTTER_AVAILABLE_IN_1_4
|
|
GType clutter_constraint_get_type (void) G_GNUC_CONST;
|
|
|
|
/* ClutterActor API */
|
|
CLUTTER_AVAILABLE_IN_1_4
|
|
void clutter_actor_add_constraint (ClutterActor *self,
|
|
ClutterConstraint *constraint);
|
|
CLUTTER_AVAILABLE_IN_1_4
|
|
void clutter_actor_add_constraint_with_name (ClutterActor *self,
|
|
const gchar *name,
|
|
ClutterConstraint *constraint);
|
|
CLUTTER_AVAILABLE_IN_1_4
|
|
void clutter_actor_remove_constraint (ClutterActor *self,
|
|
ClutterConstraint *constraint);
|
|
CLUTTER_AVAILABLE_IN_1_4
|
|
void clutter_actor_remove_constraint_by_name (ClutterActor *self,
|
|
const gchar *name);
|
|
CLUTTER_AVAILABLE_IN_1_4
|
|
GList * clutter_actor_get_constraints (ClutterActor *self);
|
|
CLUTTER_AVAILABLE_IN_1_4
|
|
ClutterConstraint *clutter_actor_get_constraint (ClutterActor *self,
|
|
const gchar *name);
|
|
CLUTTER_AVAILABLE_IN_1_4
|
|
void clutter_actor_clear_constraints (ClutterActor *self);
|
|
|
|
CLUTTER_AVAILABLE_IN_1_10
|
|
gboolean clutter_actor_has_constraints (ClutterActor *self);
|
|
|
|
G_END_DECLS
|
|
|
|
#endif /* __CLUTTER_CONSTRAINT_H__ */
|