mirror of
https://github.com/brl/mutter.git
synced 2024-09-20 06:25:51 -04:00
125 lines
5.2 KiB
C
125 lines
5.2 KiB
C
/*
|
|
* Clutter.
|
|
*
|
|
* An OpenGL based 'interactive canvas' library.
|
|
*
|
|
* Authored By Matthew Allum <mallum@openedhand.com>
|
|
* Emmanuele Bassi <ebassi@openedhand.com>
|
|
*
|
|
* Copyright (C) 2006 OpenedHand
|
|
*
|
|
* 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, write to the
|
|
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
* Boston, MA 02111-1307, USA.
|
|
*/
|
|
|
|
#ifndef __CLUTTER_BEHAVIOUR_H__
|
|
#define __CLUTTER_BEHAVIOUR_H__
|
|
|
|
#include <glib-object.h>
|
|
#include <clutter/clutter-actor.h>
|
|
#include <clutter/clutter-alpha.h>
|
|
|
|
G_BEGIN_DECLS
|
|
|
|
#define CLUTTER_TYPE_BEHAVIOUR (clutter_behaviour_get_type ())
|
|
#define CLUTTER_BEHAVIOUR(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), CLUTTER_TYPE_BEHAVIOUR, ClutterBehaviour))
|
|
#define CLUTTER_BEHAVIOUR_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), CLUTTER_TYPE_BEHAVIOUR, ClutterBehaviourClass))
|
|
#define CLUTTER_IS_BEHAVIOUR(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), CLUTTER_TYPE_BEHAVIOUR))
|
|
#define CLUTTER_IS_BEHAVIOUR_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), CLUTTER_TYPE_BEHAVIOUR))
|
|
#define CLUTTER_BEHAVIOUR_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), CLUTTER_TYPE_BEHAVIOUR, ClutterBehaviourClass))
|
|
|
|
typedef struct _ClutterBehaviour ClutterBehaviour;
|
|
typedef struct _ClutterBehaviourPrivate ClutterBehaviourPrivate;
|
|
typedef struct _ClutterBehaviourClass ClutterBehaviourClass;
|
|
|
|
typedef gboolean (*ClutterAlphaTransform) (ClutterBehaviour *behaviour,
|
|
GParamSpec *pspec,
|
|
const GValue *src,
|
|
GValue *dest);
|
|
|
|
struct _ClutterBehaviour
|
|
{
|
|
GObject parent_instance;
|
|
|
|
/*< private >*/
|
|
ClutterBehaviourPrivate *priv;
|
|
};
|
|
|
|
struct _ClutterBehaviourClass
|
|
{
|
|
GObjectClass parent_class;
|
|
|
|
/* override this to change the way behaviour properties
|
|
* are dispatched
|
|
*/
|
|
void (*dispatch_property_changed) (ClutterBehaviour *behaviour,
|
|
guint n_pspecs,
|
|
GParamSpec **pspecs);
|
|
|
|
/* signals */
|
|
void (*notify_behaviour) (ClutterBehaviour *behaviour,
|
|
GParamSpec *pspec);
|
|
|
|
/* padding, for future expansion */
|
|
void (*_clutter_behaviour_1) (void);
|
|
void (*_clutter_behaviour_2) (void);
|
|
void (*_clutter_behaviour_3) (void);
|
|
void (*_clutter_behaviour_4) (void);
|
|
};
|
|
|
|
GType clutter_behaviour_get_type (void) G_GNUC_CONST;
|
|
|
|
void clutter_behaviour_apply (ClutterBehaviour *behaviour,
|
|
ClutterActor *actor);
|
|
void clutter_behaviour_remove (ClutterBehaviour *behaviour,
|
|
ClutterActor *actor);
|
|
void clutter_behaviour_actors_foreach (ClutterBehaviour *behaviour,
|
|
GFunc func,
|
|
gpointer userdata);
|
|
GSList * clutter_behaviour_get_actors (ClutterBehaviour *behaviour);
|
|
void clutter_behaviour_set_alpha (ClutterBehaviour *behaviour,
|
|
ClutterAlpha *alpha);
|
|
ClutterAlpha *clutter_behaviour_get_alpha (ClutterBehaviour *behaviour);
|
|
|
|
|
|
|
|
#define CLUTTER_BEHAVIOUR_WARN_INVALID_TRANSFORM(behaviour,pspec,value) \
|
|
G_STMT_START { \
|
|
ClutterBehaviour *_behaviour = (ClutterBehaviour *) behaviour; \
|
|
GParamSpec *_pspec = (GParamSpec *) pspec; \
|
|
GValue *_value = (GValue *) value; \
|
|
g_warning ("%s: behaviours of type `%s' are unable to transform values " \
|
|
"of type `%s' into values of type `%s' for property `%s'", \
|
|
G_STRLOC, \
|
|
g_type_name (G_OBJECT_TYPE (_behaviour)), \
|
|
g_type_name (G_VALUE_TYPE (_value)), \
|
|
g_type_name (G_PARAM_SPEC_TYPE (_pspec)), \
|
|
_pspec->name); \
|
|
} G_STMT_END
|
|
|
|
GParamSpec **clutter_behaviour_class_list_properties (ClutterBehaviourClass *klass,
|
|
guint *n_pspecs);
|
|
GParamSpec * clutter_behaviour_class_find_property (ClutterBehaviourClass *klass,
|
|
const gchar *property_name);
|
|
void clutter_behaviour_class_bind_property (ClutterBehaviourClass *klass,
|
|
GType actor_type,
|
|
const gchar *actor_property,
|
|
ClutterAlphaTransform func);
|
|
|
|
|
|
G_END_DECLS
|
|
|
|
#endif /* __CLUTTER_BEHAVIOUR_H__ */
|