mutter/clutter/clutter-drag-action.h

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/*
* 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:
* Emmanuele Bassi <ebassi@linux.intel.com>
*/
#if !defined(__CLUTTER_H_INSIDE__) && !defined(CLUTTER_COMPILATION)
#error "Only <clutter/clutter.h> can be included directly."
#endif
#ifndef __CLUTTER_DRAG_ACTION_H__
#define __CLUTTER_DRAG_ACTION_H__
#include <clutter/clutter-action.h>
#include <clutter/clutter-event.h>
G_BEGIN_DECLS
#define CLUTTER_TYPE_DRAG_ACTION (clutter_drag_action_get_type ())
#define CLUTTER_DRAG_ACTION(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), CLUTTER_TYPE_DRAG_ACTION, ClutterDragAction))
#define CLUTTER_IS_DRAG_ACTION(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), CLUTTER_TYPE_DRAG_ACTION))
#define CLUTTER_DRAG_ACTION_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), CLUTTER_TYPE_DRAG_ACTION, ClutterDragActionClass))
#define CLUTTER_IS_DRAG_ACTION_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), CLUTTER_TYPE_DRAG_ACTION))
#define CLUTTER_DRAG_ACTION_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), CLUTTER_TYPE_DRAG_ACTION, ClutterDragActionClass))
typedef struct _ClutterDragAction ClutterDragAction;
typedef struct _ClutterDragActionPrivate ClutterDragActionPrivate;
typedef struct _ClutterDragActionClass ClutterDragActionClass;
/**
* ClutterDragAction:
*
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* The #ClutterDragAction structure contains only
* private data and should be accessed using the provided API
*
* Since: 1.4
*/
struct _ClutterDragAction
{
/*< private >*/
ClutterAction parent_instance;
ClutterDragActionPrivate *priv;
};
/**
* ClutterDragActionClass:
* @drag_begin: class handler of the #ClutterDragAction::drag-begin signal
* @drag_motion: class handler of the #ClutterDragAction::drag-motion signal
* @drag_end: class handler of the #ClutterDragAction::drag-end signal
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* @drag_progress: class handler of the #ClutterDragAction::drag-progress signal
*
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* The #ClutterDragActionClass structure contains
* only private data
*
* Since: 1.4
*/
struct _ClutterDragActionClass
{
/*< private >*/
ClutterActionClass parent_class;
/*< public >*/
void (* drag_begin) (ClutterDragAction *action,
ClutterActor *actor,
gfloat event_x,
gfloat event_y,
ClutterModifierType modifiers);
void (* drag_motion) (ClutterDragAction *action,
ClutterActor *actor,
gfloat delta_x,
gfloat delta_y);
void (* drag_end) (ClutterDragAction *action,
ClutterActor *actor,
gfloat event_x,
gfloat event_y,
ClutterModifierType modifiers);
gboolean (* drag_progress) (ClutterDragAction *action,
ClutterActor *actor,
gfloat delta_x,
gfloat delta_y);
/*< private >*/
void (* _clutter_drag_action1) (void);
void (* _clutter_drag_action2) (void);
void (* _clutter_drag_action3) (void);
void (* _clutter_drag_action4) (void);
};
CLUTTER_AVAILABLE_IN_1_4
GType clutter_drag_action_get_type (void) G_GNUC_CONST;
CLUTTER_AVAILABLE_IN_1_4
ClutterAction * clutter_drag_action_new (void);
CLUTTER_AVAILABLE_IN_1_4
void clutter_drag_action_set_drag_threshold (ClutterDragAction *action,
gint x_threshold,
gint y_threshold);
CLUTTER_AVAILABLE_IN_1_4
void clutter_drag_action_get_drag_threshold (ClutterDragAction *action,
guint *x_threshold,
guint *y_threshold);
CLUTTER_AVAILABLE_IN_1_4
void clutter_drag_action_set_drag_handle (ClutterDragAction *action,
ClutterActor *handle);
CLUTTER_AVAILABLE_IN_1_4
ClutterActor * clutter_drag_action_get_drag_handle (ClutterDragAction *action);
CLUTTER_AVAILABLE_IN_1_4
void clutter_drag_action_set_drag_axis (ClutterDragAction *action,
ClutterDragAxis axis);
CLUTTER_AVAILABLE_IN_1_4
ClutterDragAxis clutter_drag_action_get_drag_axis (ClutterDragAction *action);
CLUTTER_AVAILABLE_IN_1_4
void clutter_drag_action_get_press_coords (ClutterDragAction *action,
gfloat *press_x,
gfloat *press_y);
CLUTTER_AVAILABLE_IN_1_4
void clutter_drag_action_get_motion_coords (ClutterDragAction *action,
gfloat *motion_x,
gfloat *motion_y);
CLUTTER_AVAILABLE_IN_1_12
gboolean clutter_drag_action_get_drag_area (ClutterDragAction *action,
ClutterRect *drag_area);
CLUTTER_AVAILABLE_IN_1_12
void clutter_drag_action_set_drag_area (ClutterDragAction *action,
const ClutterRect *drag_area);
G_END_DECLS
#endif /* __CLUTTER_DRAG_ACTION_H__ */