champlain/champlain-adjustment.h - mainline in libchamplain

/* champlain-adjustment.h: Adjustment object
 *
 * Copyright (C) 2008 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.
 *
 * Written by: Chris Lord <chris@openedhand.com>, inspired by GtkAdjustment
 */

#ifndef __CHAMPLAIN_ADJUSTMENT_H__
#define __CHAMPLAIN_ADJUSTMENT_H__

#include <glib-object.h>
#include <clutter/clutter.h>

G_BEGIN_DECLS

#define CHAMPLAIN_TYPE_ADJUSTMENT champlain_adjustment_get_type ()

#define CHAMPLAIN_ADJUSTMENT(obj) \
  (G_TYPE_CHECK_INSTANCE_CAST ((obj), CHAMPLAIN_TYPE_ADJUSTMENT, ChamplainAdjustment))
  
#define CHAMPLAIN_IS_ADJUSTMENT(obj) \
  (G_TYPE_CHECK_INSTANCE_TYPE ((obj), CHAMPLAIN_TYPE_ADJUSTMENT))
  
#define CHAMPLAIN_ADJUSTMENT_CLASS(klass) \
  (G_TYPE_CHECK_CLASS_CAST ((klass), CHAMPLAIN_TYPE_ADJUSTMENT, ChamplainAdjustmentClass))
  
#define CHAMPLAIN_IS_ADJUSTMENT_CLASS(klass) \
  (G_TYPE_CHECK_CLASS_TYPE ((klass), CHAMPLAIN_TYPE_ADJUSTMENT))
  
#define CHAMPLAIN_ADJUSTMENT_GET_CLASS(obj) \
  (G_TYPE_INSTANCE_GET_CLASS ((obj), CHAMPLAIN_TYPE_ADJUSTMENT, ChamplainAdjustmentClass))

typedef struct _ChamplainAdjustment ChamplainAdjustment;
typedef struct _ChamplainAdjustmentPrivate ChamplainAdjustmentPrivate;
typedef struct _ChamplainAdjustmentClass ChamplainAdjustmentClass;

/**
 * ChamplainAdjustment:
 *
 * Class for handling an interval between to values. The contents of
 * the #ChamplainAdjustment are private and should be accessed using the
 * public API.
 */
struct _ChamplainAdjustment
{
  /*< private >*/
  GObject parent_instance;

  ChamplainAdjustmentPrivate *priv;
};

/**
 * ChamplainAdjustmentClass
 * @changed: Class handler for the ::changed signal.
 *
 * Base class for #ChamplainAdjustment.
 */
struct _ChamplainAdjustmentClass
{
  /*< private >*/
  GObjectClass parent_class;

  /*< public >*/
  void (*changed)(ChamplainAdjustment *adjustment);
};

GType champlain_adjustment_get_type (void) G_GNUC_CONST;

ChamplainAdjustment *champlain_adjustment_new (gdouble value,
    gdouble lower,
    gdouble upper,
    gdouble step_increment,
    gdouble page_increment,
    gdouble page_size);
gdouble champlain_adjustment_get_value (ChamplainAdjustment *adjustment);
void champlain_adjustment_set_value (ChamplainAdjustment *adjustment,
    gdouble value);
void champlain_adjustment_set_values (ChamplainAdjustment *adjustment,
    gdouble value,
    gdouble lower,
    gdouble upper,
    gdouble step_increment,
    gdouble page_increment,
    gdouble page_size);
void champlain_adjustment_get_values (ChamplainAdjustment *adjustment,
    gdouble *value,
    gdouble *lower,
    gdouble *upper,
    gdouble *step_increment,
    gdouble *page_increment,
    gdouble *page_size);

void champlain_adjustment_interpolate (ChamplainAdjustment *adjustment,
    gdouble value,
    guint n_frames,
    guint fps);

gboolean champlain_adjustment_get_elastic (ChamplainAdjustment *adjustment);
void champlain_adjustment_set_elastic (ChamplainAdjustment *adjustment,
    gboolean elastic);

gboolean champlain_adjustment_clamp (ChamplainAdjustment *adjustment,
    gboolean interpolate,
    guint n_frames,
    guint fps);
void champlain_adjustment_interpolate_stop (ChamplainAdjustment *adjustment);

G_END_DECLS

#endif /* __CHAMPLAIN_ADJUSTMENT_H__ */

1	/* champlain-adjustment.h: Adjustment object
2	*
3	* Copyright (C) 2008 OpenedHand
4	*
5	* This library is free software; you can redistribute it and/or
6	* modify it under the terms of the GNU Lesser General Public
7	* License as published by the Free Software Foundation; either
8	* version 2 of the License, or (at your option) any later version.
9	*
10	* This library is distributed in the hope that it will be useful,
11	* but WITHOUT ANY WARRANTY; without even the implied warranty of
12	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13	* Lesser General Public License for more details.
14	*
15	* You should have received a copy of the GNU Lesser General Public
16	* License along with this library; if not, write to the
17	* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18	* Boston, MA 02111-1307, USA.
19	*
20	* Written by: Chris Lord <chris@openedhand.com>, inspired by GtkAdjustment
21	*/
22
23	#ifndef __CHAMPLAIN_ADJUSTMENT_H__
24	#define __CHAMPLAIN_ADJUSTMENT_H__
25
26	#include <glib-object.h>
27	#include <clutter/clutter.h>
28
29	G_BEGIN_DECLS
30
31	#define CHAMPLAIN_TYPE_ADJUSTMENT champlain_adjustment_get_type ()
32
33	#define CHAMPLAIN_ADJUSTMENT(obj) \
34	(G_TYPE_CHECK_INSTANCE_CAST ((obj), CHAMPLAIN_TYPE_ADJUSTMENT, ChamplainAdjustment))
35
36	#define CHAMPLAIN_IS_ADJUSTMENT(obj) \
37	(G_TYPE_CHECK_INSTANCE_TYPE ((obj), CHAMPLAIN_TYPE_ADJUSTMENT))
38
39	#define CHAMPLAIN_ADJUSTMENT_CLASS(klass) \
40	(G_TYPE_CHECK_CLASS_CAST ((klass), CHAMPLAIN_TYPE_ADJUSTMENT, ChamplainAdjustmentClass))
41
42	#define CHAMPLAIN_IS_ADJUSTMENT_CLASS(klass) \
43	(G_TYPE_CHECK_CLASS_TYPE ((klass), CHAMPLAIN_TYPE_ADJUSTMENT))
44
45	#define CHAMPLAIN_ADJUSTMENT_GET_CLASS(obj) \
46	(G_TYPE_INSTANCE_GET_CLASS ((obj), CHAMPLAIN_TYPE_ADJUSTMENT, ChamplainAdjustmentClass))
47
48	typedef struct _ChamplainAdjustment ChamplainAdjustment;
49	typedef struct _ChamplainAdjustmentPrivate ChamplainAdjustmentPrivate;
50	typedef struct _ChamplainAdjustmentClass ChamplainAdjustmentClass;
51
52	/**
53	* ChamplainAdjustment:
54	*
55	* Class for handling an interval between to values. The contents of
56	* the #ChamplainAdjustment are private and should be accessed using the
57	* public API.
58	*/
59	struct _ChamplainAdjustment
60	{
61	/< private >/
62	GObject parent_instance;
63
64	ChamplainAdjustmentPrivate *priv;
65	};
66
67	/**
68	* ChamplainAdjustmentClass
69	* @changed: Class handler for the ::changed signal.
70	*
71	* Base class for #ChamplainAdjustment.
72	*/
73	struct _ChamplainAdjustmentClass
74	{
75	/< private >/
76	GObjectClass parent_class;
77
78	/< public >/
79	void (changed)(ChamplainAdjustment adjustment);
80	};
81
82	GType champlain_adjustment_get_type (void) G_GNUC_CONST;
83
84	ChamplainAdjustment *champlain_adjustment_new (gdouble value,
85	gdouble lower,
86	gdouble upper,
87	gdouble step_increment,
88	gdouble page_increment,
89	gdouble page_size);
90	gdouble champlain_adjustment_get_value (ChamplainAdjustment *adjustment);
91	void champlain_adjustment_set_value (ChamplainAdjustment *adjustment,
92	gdouble value);
93	void champlain_adjustment_set_values (ChamplainAdjustment *adjustment,
94	gdouble value,
95	gdouble lower,
96	gdouble upper,
97	gdouble step_increment,
98	gdouble page_increment,
99	gdouble page_size);
100	void champlain_adjustment_get_values (ChamplainAdjustment *adjustment,
101	gdouble *value,
102	gdouble *lower,
103	gdouble *upper,
104	gdouble *step_increment,
105	gdouble *page_increment,
106	gdouble *page_size);
107
108	void champlain_adjustment_interpolate (ChamplainAdjustment *adjustment,
109	gdouble value,
110	guint n_frames,
111	guint fps);
112
113	gboolean champlain_adjustment_get_elastic (ChamplainAdjustment *adjustment);
114	void champlain_adjustment_set_elastic (ChamplainAdjustment *adjustment,
115	gboolean elastic);
116
117	gboolean champlain_adjustment_clamp (ChamplainAdjustment *adjustment,
118	gboolean interpolate,
119	guint n_frames,
120	guint fps);
121	void champlain_adjustment_interpolate_stop (ChamplainAdjustment *adjustment);
122
123	G_END_DECLS
124
125	#endif /* __CHAMPLAIN_ADJUSTMENT_H__ */

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