mutter/clutter/clutter-animator.h
Øyvind Kolås d2db512788 animator: added clutter_animator_compute_value
Allow querying the computed values of properties managed by a
ClutterAnimator.
2010-02-25 12:35:06 +00:00

179 lines
8.8 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:
* Øyvind Kolås <pippin@linux.intel.com>
*/
#if !defined(__CLUTTER_H_INSIDE__) && !defined(CLUTTER_COMPILATION)
#error "Only <clutter/clutter.h> can be included directly."
#endif
#ifndef __CLUTTER_ANIMATOR_H__
#define __CLUTTER_ANIMATOR_H__
#include <clutter/clutter-types.h>
#include <clutter/clutter-timeline.h>
G_BEGIN_DECLS
#define CLUTTER_TYPE_ANIMATOR (clutter_animator_get_type ())
#define CLUTTER_TYPE_ANIMATOR_KEY (clutter_animator_key_get_type ())
#define CLUTTER_ANIMATOR(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), CLUTTER_TYPE_ANIMATOR, ClutterAnimator))
#define CLUTTER_ANIMATOR_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), CLUTTER_TYPE_ANIMATOR, ClutterAnimatorClass))
#define CLUTTER_IS_ANIMATOR(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), CLUTTER_TYPE_ANIMATOR))
#define CLUTTER_IS_ANIMATOR_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), CLUTTER_TYPE_ANIMATOR))
#define CLUTTER_ANIMATOR_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), CLUTTER_TYPE_ANIMATOR, ClutterAnimatorClass))
/* ClutterAnimator is typedef in clutter-types.h */
typedef struct _ClutterAnimatorClass ClutterAnimatorClass;
typedef struct _ClutterAnimatorPrivate ClutterAnimatorPrivate;
/**
* ClutterAnimatorKey:
*
* A key frame inside a #ClutterAnimator
*
* Since: 1.2
*/
typedef struct _ClutterAnimatorKey ClutterAnimatorKey;
/**
* ClutterInterpolation:
* @CLUTTER_INTERPOLATION_LINEAR: linear interpolation
* @CLUTTER_INTERPOLATION_CUBIC: cubic interpolation
*
* The mode of interpolation between key frames
*
* Since: 1.2
*/
typedef enum {
CLUTTER_INTERPOLATION_LINEAR,
CLUTTER_INTERPOLATION_CUBIC
} ClutterInterpolation;
/**
* ClutterAnimator:
*
* The #ClutterAnimator structure contains only private data and
* should be accessed using the provided API
*
* Since: 1.2
*/
struct _ClutterAnimator
{
/*< private >*/
GObject parent_instance;
ClutterAnimatorPrivate *priv;
};
/**
* ClutterAnimatorClass:
*
* The #ClutterAnimatorClass structure contains only private data
*
* Since: 1.2
*/
struct _ClutterAnimatorClass
{
/*< private >*/
GObjectClass parent_class;
/* padding for future expansion */
gpointer _padding_dummy[16];
};
GType clutter_animator_get_type (void) G_GNUC_CONST;
ClutterAnimator * clutter_animator_new (void);
ClutterAnimator * clutter_animator_set_key (ClutterAnimator *animator,
GObject *object,
const gchar *property_name,
guint mode,
gdouble progress,
const GValue *value);
void clutter_animator_set (ClutterAnimator *animator,
gpointer first_object,
const gchar *first_property_name,
guint first_mode,
gdouble first_progress,
...);
GList * clutter_animator_get_keys (ClutterAnimator *animator,
GObject *object,
const gchar *property_name,
gdouble progress);
void clutter_animator_remove_key (ClutterAnimator *animator,
GObject *object,
const gchar *property_name,
gdouble progress);
ClutterTimeline * clutter_animator_run (ClutterAnimator *animator);
gboolean clutter_animator_compute_value (ClutterAnimator *animator,
GObject *object,
const gchar *property_name,
gdouble progress,
GValue *value);
void clutter_animator_property_set_interpolation (ClutterAnimator *animator,
GObject *object,
const gchar *property_name,
ClutterInterpolation interpolation);
ClutterTimeline * clutter_animator_get_timeline (ClutterAnimator *animator);
void clutter_animator_set_timeline (ClutterAnimator *animator,
ClutterTimeline *timeline);
guint clutter_animator_get_duration (ClutterAnimator *animator);
void clutter_animator_set_duration (ClutterAnimator *animator,
guint duration);
gboolean clutter_animator_property_get_ease_in (ClutterAnimator *animator,
GObject *object,
const gchar *property_name);
void clutter_animator_property_set_ease_in (ClutterAnimator *animator,
GObject *object,
const gchar *property_name,
gboolean ease_in);
ClutterInterpolation clutter_animator_property_get_interpolation (ClutterAnimator *animator,
GObject *object,
const gchar *property_name);
void clutter_animator_property_set_interpolation (ClutterAnimator *animator,
GObject *object,
const gchar *property_name,
ClutterInterpolation interpolation);
GType clutter_animator_key_get_type (void) G_GNUC_CONST;
GObject * clutter_animator_key_get_object (const ClutterAnimatorKey *key);
G_CONST_RETURN gchar *clutter_animator_key_get_property_name (const ClutterAnimatorKey *key);
GType clutter_animator_key_get_property_type (const ClutterAnimatorKey *key);
gulong clutter_animator_key_get_mode (const ClutterAnimatorKey *key);
gdouble clutter_animator_key_get_progress (const ClutterAnimatorKey *key);
gboolean clutter_animator_key_get_value (const ClutterAnimatorKey *key,
GValue *value);
G_END_DECLS
#endif /* __CLUTTER_ANIMATOR_H__ */