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gesture-action: add n-touch-points property

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https://bugzilla.gnome.org/show_bug.cgi?id=698668
This commit is contained in:
Lionel Landwerlin 2013-04-07 16:11:42 +01:00
parent ed92f63f30
commit 2b25b056ad
1 changed files with 89 additions and 0 deletions
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89
clutter/clutter-gesture-action.c
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@ -126,6 +126,15 @@ struct _ClutterGestureActionPrivate
guint in_gesture : 1;
};
enum
{
PROP_0,
PROP_N_TOUCH_POINTS,
PROP_LAST
};
enum
{
GESTURE_BEGIN,
@ -136,6 +145,7 @@ enum
LAST_SIGNAL
};
static GParamSpec *gesture_props[PROP_LAST];
static guint gesture_signals[LAST_SIGNAL] = { 0, };
G_DEFINE_TYPE (ClutterGestureAction, clutter_gesture_action, CLUTTER_TYPE_ACTION);
@ -515,19 +525,92 @@ _clutter_gesture_action_set_threshold_trigger_edge (ClutterGestureAction *a
action->priv->edge = edge;
}
static void
clutter_gesture_action_set_property (GObject *gobject,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
ClutterGestureAction *self = CLUTTER_GESTURE_ACTION (gobject);
switch (prop_id)
{
case PROP_N_TOUCH_POINTS:
clutter_gesture_action_set_n_touch_points (self, g_value_get_int (value));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (gobject, prop_id, pspec);
break;
}
}
static void
clutter_gesture_action_get_property (GObject *gobject,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
ClutterGestureAction *self = CLUTTER_GESTURE_ACTION (gobject);
switch (prop_id)
{
case PROP_N_TOUCH_POINTS:
g_value_set_int (value, self->priv->requested_nb_points);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (gobject, prop_id, pspec);
break;
}
}
static void
clutter_gesture_action_finalize (GObject *gobject)
{
ClutterGestureActionPrivate *priv = CLUTTER_GESTURE_ACTION (gobject)->priv;
g_array_unref (priv->points);
G_OBJECT_CLASS (clutter_gesture_action_parent_class)->finalize (gobject);
}
static void
clutter_gesture_action_class_init (ClutterGestureActionClass *klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
ClutterActorMetaClass *meta_class = CLUTTER_ACTOR_META_CLASS (klass);
g_type_class_add_private (klass, sizeof (ClutterGestureActionPrivate));
gobject_class->finalize = clutter_gesture_action_finalize;
gobject_class->set_property = clutter_gesture_action_set_property;
gobject_class->get_property = clutter_gesture_action_get_property;
meta_class->set_actor = clutter_gesture_action_set_actor;
klass->gesture_begin = default_event_handler;
klass->gesture_progress = default_event_handler;
klass->gesture_prepare = default_event_handler;
/**
* ClutterGestureAction:n-touch-points:
*
* Number of touch points to trigger a gesture action.
*
* Since: 1.16
*/
gesture_props[PROP_N_TOUCH_POINTS] =
g_param_spec_int ("n-touch-points",
P_("Number touch points"),
P_("Number of touch points"),
1, G_MAXINT, 1,
CLUTTER_PARAM_READWRITE);
g_object_class_install_properties (gobject_class,
PROP_LAST,
gesture_props);
/**
* ClutterGestureAction::gesture-begin:
* @action: the #ClutterGestureAction that emitted the signal
@ -876,6 +959,9 @@ clutter_gesture_action_set_n_touch_points (ClutterGestureAction *action,
priv = action->priv;
if (priv->requested_nb_points == nb_points)
return;
priv->requested_nb_points = nb_points;
if (priv->in_gesture)
@ -906,6 +992,9 @@ clutter_gesture_action_set_n_touch_points (ClutterGestureAction *action,
}
}
}
g_object_notify_by_pspec (G_OBJECT (action),
gesture_props[PROP_N_TOUCH_POINTS]);
}
/**