mutter/clutter/clutter-behaviour.h
2010-11-18 15:21:16 +00:00

167 lines
5.5 KiB
C

/*
* Clutter.
*
* An OpenGL based 'interactive canvas' library.
*
* Authored By Matthew Allum <mallum@openedhand.com>
* Jorn Baayen <jorn@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, see <http://www.gnu.org/licenses/>.
*/
#if !defined(__CLUTTER_H_INSIDE__) && !defined(CLUTTER_COMPILATION)
#error "Only <clutter/clutter.h> can be included directly."
#endif
#ifndef __CLUTTER_BEHAVIOUR_H__
#define __CLUTTER_BEHAVIOUR_H__
#include <glib-object.h>
#include <clutter/clutter-alpha.h>
#include <clutter/clutter-types.h>
G_BEGIN_DECLS
#ifndef CLUTTER_DISABLE_DEPRECATED
#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;
/**
* ClutterBehaviourForeachFunc:
* @behaviour: the #ClutterBehaviour
* @actor: an actor driven by @behaviour
* @data: optional data passed to the function
*
* This function is passed to clutter_behaviour_actors_foreach() and
* will be called for each actor driven by @behaviour.
*
* Since: 0.2
*
* Deprecated: 1.6
*/
typedef void (*ClutterBehaviourForeachFunc) (ClutterBehaviour *behaviour,
ClutterActor *actor,
gpointer data);
/**
* ClutterBehaviour:
*
* #ClutterBehaviour-struct contains only private data and should
* be accessed with the functions below.
*
* Since: 0.2
*
* Deprecated: 1.6
*/
struct _ClutterBehaviour
{
/*< private >*/
GObject parent;
ClutterBehaviourPrivate *priv;
};
/**
* ClutterBehaviourClass
* @alpha_notify: virtual function, called each time the #ClutterAlpha
* computes a new alpha value; the actors to which the behaviour applies
* should be changed in this function. Every subclass of #ClutterBehaviour
* must implement this virtual function
* @applied: signal class handler for the ClutterBehaviour::applied signal
* @removed: signal class handler for the ClutterBehaviour::removed signal
*
* Base class for behaviours.
*
* Since: 0.2
*
* Deprecated: 1.6
*/
struct _ClutterBehaviourClass
{
/*< private >*/
GObjectClass parent_class;
/*< public >*/
/* vfunc, not signal */
void (*alpha_notify) (ClutterBehaviour *behave,
gdouble alpha_value);
/* signals */
void (*applied) (ClutterBehaviour *behave,
ClutterActor *actor);
void (*removed) (ClutterBehaviour *behave,
ClutterActor *actor);
/*< private >*/
/* padding, for future expansion */
void (*_clutter_behaviour1) (void);
void (*_clutter_behaviour2) (void);
void (*_clutter_behaviour3) (void);
void (*_clutter_behaviour4) (void);
void (*_clutter_behaviour5) (void);
void (*_clutter_behaviour6) (void);
};
GType clutter_behaviour_get_type (void) G_GNUC_CONST;
void clutter_behaviour_apply (ClutterBehaviour *behave,
ClutterActor *actor);
void clutter_behaviour_remove (ClutterBehaviour *behave,
ClutterActor *actor);
void clutter_behaviour_remove_all (ClutterBehaviour *behave);
void clutter_behaviour_actors_foreach (ClutterBehaviour *behave,
ClutterBehaviourForeachFunc func,
gpointer data);
gint clutter_behaviour_get_n_actors (ClutterBehaviour *behave);
ClutterActor *clutter_behaviour_get_nth_actor (ClutterBehaviour *behave,
gint index_);
GSList * clutter_behaviour_get_actors (ClutterBehaviour *behave);
ClutterAlpha *clutter_behaviour_get_alpha (ClutterBehaviour *behave);
void clutter_behaviour_set_alpha (ClutterBehaviour *behave,
ClutterAlpha *alpha);
gboolean clutter_behaviour_is_applied (ClutterBehaviour *behave,
ClutterActor *actor);
#endif /* CLUTTER_DISABLE_DEPRECATED */
G_END_DECLS
#endif /* __CLUTTER_BEHAVIOUR_H__ */