109 lines
4.4 KiB
C
109 lines
4.4 KiB
C
/*
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* Clutter.
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*
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* An OpenGL based 'interactive canvas' library.
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*
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* Authored By Matthew Allum <mallum@openedhand.com>
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* Jorn Baayen <jorn@openedhand.com>
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* Emmanuele Bassi <ebassi@openedhand.com>
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*
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* Copyright (C) 2006 OpenedHand
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __CLUTTER_ALPHA_H__
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#define __CLUTTER_ALPHA_H__
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/* clutter-alpha.h */
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#include <glib-object.h>
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#include <clutter/clutter-timeline.h>
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G_BEGIN_DECLS
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#define CLUTTER_TYPE_ALPHA (clutter_alpha_get_type ())
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#define CLUTTER_ALPHA(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), CLUTTER_TYPE_ALPHA, ClutterAlpha))
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#define CLUTTER_ALPHA_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), CLUTTER_TYPE_ALPHA, ClutterAlphaClass))
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#define CLUTTER_IS_ALPHA(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), CLUTTER_TYPE_ALPHA))
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#define CLUTTER_IS_ALPHA_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), CLUTTER_TYPE_ALPHA))
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#define CLUTTER_ALPHA_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), CLUTTER_TYPE_ALPHA, ClutterAlphaClass))
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typedef struct _ClutterAlpha ClutterAlpha;
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typedef struct _ClutterAlphaClass ClutterAlphaClass;
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typedef struct _ClutterAlphaPrivate ClutterAlphaPrivate;
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typedef guint32 (*ClutterAlphaFunc) (ClutterAlpha *alpha,
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gpointer data);
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struct _ClutterAlpha
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{
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GInitiallyUnowned parent;
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/*< private >*/
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ClutterAlphaPrivate *priv;
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};
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struct _ClutterAlphaClass
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{
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GInitiallyUnowned parent_class;
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void (*_clutter_alpha_1) (void);
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void (*_clutter_alpha_2) (void);
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void (*_clutter_alpha_3) (void);
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void (*_clutter_alpha_4) (void);
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void (*_clutter_alpha_5) (void);
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};
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#define CLUTTER_ALPHA_MIN 0x0000
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#define CLUTTER_ALPHA_MAX 0xffff
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GType clutter_alpha_get_type (void) G_GNUC_CONST;
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ClutterAlpha * clutter_alpha_new (ClutterTimeline *timeline,
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ClutterAlphaFunc func,
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gpointer data);
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ClutterAlpha * clutter_alpha_new_full (ClutterTimeline *timeline,
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ClutterAlphaFunc func,
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gpointer data,
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GDestroyNotify destroy);
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guint32 clutter_alpha_get_value (ClutterAlpha *alpha);
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void clutter_alpha_set_func (ClutterAlpha *alpha,
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ClutterAlphaFunc func,
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gpointer data,
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GDestroyNotify destroy);
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gint clutter_alpha_get_delay (ClutterAlpha *alpha);
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void clutter_alpha_set_delay (ClutterAlpha *alpha,
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gint delay);
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gboolean clutter_alpha_get_is_paused (ClutterAlpha *alpha);
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void clutter_alpha_set_is_paused (ClutterAlpha *alpha,
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gboolean is_paused);
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ClutterTimeline *clutter_alpha_get_timeline (ClutterAlpha *alpha);
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void clutter_alpha_set_timeline (ClutterAlpha *alpha,
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ClutterTimeline *timeline);
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/* predefined alpha functions */
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guint32 clutter_alpha_ramp_inc_func (ClutterAlpha *alpha, gpointer data);
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guint32 clutter_alpha_ramp_dec_func (ClutterAlpha *alpha, gpointer data);
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guint32 clutter_alpha_ramp_func (ClutterAlpha *alpha, gpointer data);
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#define CLUTTER_ALPHA_RAMP_INC clutter_alpha_ramp_inc_func
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#define CLUTTER_ALPHA_RAMP_DEC clutter_alpha_ramp_dec_func
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#define CLUTTER_ALPHA_RAMP clutter_alpha_ramp_func
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G_END_DECLS
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#endif
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