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115 lines
4.0 KiB
C
115 lines
4.0 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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* Copyright (C) 2012 Intel Corporation.
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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, see <http://www.gnu.org/licenses/>.
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*
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* Author:
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* Lionel Landwerlin <lionel.g.landwerlin@linux.intel.com>
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*/
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#ifndef __CLUTTER_ZOOM_ACTION_H__
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#define __CLUTTER_ZOOM_ACTION_H__
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#if !defined(__CLUTTER_H_INSIDE__) && !defined(CLUTTER_COMPILATION)
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#error "Only <clutter/clutter.h> can be included directly."
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#endif
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#include <clutter/clutter-event.h>
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#include <clutter/clutter-gesture-action.h>
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#include <clutter/clutter-types.h>
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G_BEGIN_DECLS
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#define CLUTTER_TYPE_ZOOM_ACTION (clutter_zoom_action_get_type ())
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#define CLUTTER_ZOOM_ACTION(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), CLUTTER_TYPE_ZOOM_ACTION, ClutterZoomAction))
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#define CLUTTER_IS_ZOOM_ACTION(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), CLUTTER_TYPE_ZOOM_ACTION))
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#define CLUTTER_ZOOM_ACTION_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), CLUTTER_TYPE_ZOOM_ACTION, ClutterZoomActionClass))
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#define CLUTTER_IS_ZOOM_ACTION_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), CLUTTER_TYPE_ZOOM_ACTION))
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#define CLUTTER_ZOOM_ACTION_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), CLUTTER_TYPE_ZOOM_ACTION, ClutterZoomActionClass))
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typedef struct _ClutterZoomAction ClutterZoomAction;
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typedef struct _ClutterZoomActionPrivate ClutterZoomActionPrivate;
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typedef struct _ClutterZoomActionClass ClutterZoomActionClass;
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/**
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* ClutterZoomAction:
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*
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* The #ClutterZoomAction structure contains only
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* private data and should be accessed using the provided API
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*
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* Since: 1.12
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*/
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struct _ClutterZoomAction
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{
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/*< private >*/
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ClutterGestureAction parent_instance;
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ClutterZoomActionPrivate *priv;
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};
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/**
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* ClutterZoomActionClass:
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* @zoom: class handler of the #ClutterZoomAction::zoom signal
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*
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* The #ClutterZoomActionClass structure contains
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* only private data
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*
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* Since: 1.12
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*/
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struct _ClutterZoomActionClass
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{
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/*< private >*/
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ClutterGestureActionClass parent_class;
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/*< public >*/
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gboolean (* zoom) (ClutterZoomAction *action,
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ClutterActor *actor,
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ClutterPoint *focal_point,
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gdouble factor);
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/*< private >*/
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void (* _clutter_zoom_action1) (void);
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void (* _clutter_zoom_action2) (void);
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void (* _clutter_zoom_action3) (void);
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void (* _clutter_zoom_action4) (void);
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void (* _clutter_zoom_action5) (void);
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};
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CLUTTER_EXPORT
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GType clutter_zoom_action_get_type (void) G_GNUC_CONST;
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CLUTTER_EXPORT
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ClutterAction * clutter_zoom_action_new (void);
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CLUTTER_EXPORT
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void clutter_zoom_action_set_zoom_axis (ClutterZoomAction *action,
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ClutterZoomAxis axis);
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CLUTTER_EXPORT
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ClutterZoomAxis clutter_zoom_action_get_zoom_axis (ClutterZoomAction *action);
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CLUTTER_EXPORT
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void clutter_zoom_action_get_focal_point (ClutterZoomAction *action,
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ClutterPoint *point);
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CLUTTER_EXPORT
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void clutter_zoom_action_get_transformed_focal_point (ClutterZoomAction *action,
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ClutterPoint *point);
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G_END_DECLS
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#endif /* __CLUTTER_ZOOM_ACTION_H__ */
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