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box-layout: Deprecate the animation API

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BoxLayout will use the easing state of the children it's allocating; the
current API is re-implemented in terms of an implicit easing state
forced on each child prior to allocating it.
This commit is contained in:
Emmanuele Bassi 2012-04-20 18:11:57 +01:00
parent 8ef2c46baa
commit d1998712e1
2 changed files with 62 additions and 168 deletions
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224
clutter/clutter-box-layout.c
View File

@ -108,7 +108,6 @@ struct _ClutterBoxLayoutPrivate
ClutterOrientation orientation;
guint is_pack_start : 1;
guint is_animating : 1;
guint use_animations : 1;
guint is_homogeneous : 1;
};
@ -197,19 +196,10 @@ box_child_set_align (ClutterBoxChild *self,
if (x_changed || y_changed)
{
ClutterLayoutManager *layout;
ClutterBoxLayout *box;
layout = clutter_layout_meta_get_manager (CLUTTER_LAYOUT_META (self));
box = CLUTTER_BOX_LAYOUT (layout);
if (box->priv->use_animations)
{
clutter_layout_manager_begin_animation (layout,
box->priv->easing_duration,
box->priv->easing_mode);
}
else
clutter_layout_manager_layout_changed (layout);
clutter_layout_manager_layout_changed (layout);
if (x_changed)
g_object_notify (G_OBJECT (self), "x-align");
@ -243,19 +233,10 @@ box_child_set_fill (ClutterBoxChild *self,
if (x_changed || y_changed)
{
ClutterLayoutManager *layout;
ClutterBoxLayout *box;
layout = clutter_layout_meta_get_manager (CLUTTER_LAYOUT_META (self));
box = CLUTTER_BOX_LAYOUT (layout);
if (box->priv->use_animations)
{
clutter_layout_manager_begin_animation (layout,
box->priv->easing_duration,
box->priv->easing_mode);
}
else
clutter_layout_manager_layout_changed (layout);
clutter_layout_manager_layout_changed (layout);
if (x_changed)
g_object_notify (G_OBJECT (self), "x-fill");
@ -272,21 +253,12 @@ box_child_set_expand (ClutterBoxChild *self,
if (self->expand != expand)
{
ClutterLayoutManager *layout;
ClutterBoxLayout *box;
self->expand = expand;
layout = clutter_layout_meta_get_manager (CLUTTER_LAYOUT_META (self));
box = CLUTTER_BOX_LAYOUT (layout);
if (box->priv->use_animations)
{
clutter_layout_manager_begin_animation (layout,
box->priv->easing_duration,
box->priv->easing_mode);
}
else
clutter_layout_manager_layout_changed (layout);
clutter_layout_manager_layout_changed (layout);
g_object_notify (G_OBJECT (self), "expand");
}
@ -650,9 +622,8 @@ allocate_box_child (ClutterBoxLayout *self,
ClutterAllocationFlags flags)
{
ClutterBoxLayoutPrivate *priv = self->priv;
ClutterBoxChild *box_child;
ClutterLayoutMeta *meta;
ClutterActorBox final_child_box;
ClutterBoxChild *box_child;
ClutterLayoutMeta *meta;
meta = clutter_layout_manager_get_child_meta (CLUTTER_LAYOUT_MANAGER (self),
container,
@ -665,6 +636,13 @@ allocate_box_child (ClutterBoxLayout *self,
child_box->x2 - child_box->x1,
child_box->y2 - child_box->y1);
if (priv->use_animations)
{
clutter_actor_save_easing_state (child);
clutter_actor_set_easing_mode (child, priv->easing_mode);
clutter_actor_set_easing_duration (child, priv->easing_duration);
}
clutter_actor_allocate_align_fill (child, child_box,
get_box_alignment_factor (box_child->x_align),
get_box_alignment_factor (box_child->y_align),
@ -672,59 +650,8 @@ allocate_box_child (ClutterBoxLayout *self,
box_child->y_fill,
flags);
/* retrieve the allocation computed and set by allocate_align_fill();
* since we call this *after* allocate(), it's just a cheap copy
*/
clutter_actor_get_allocation_box (child, &final_child_box);
if (priv->use_animations && priv->is_animating)
{
ClutterLayoutManager *manager = CLUTTER_LAYOUT_MANAGER (self);
ClutterActorBox *start, end;
gdouble p;
p = clutter_layout_manager_get_animation_progress (manager);
if (!box_child->has_last_allocation)
{
/* if there is no allocation available then the child has just
* been added to the container; we put it in the final state
* and store its allocation for later
*/
box_child->last_allocation = final_child_box;
box_child->has_last_allocation = TRUE;
return;
}
start = &box_child->last_allocation;
end = final_child_box;
/* interpolate between the initial and final values */
clutter_actor_box_interpolate (start, &end, p, &final_child_box);
CLUTTER_NOTE (ANIMATION,
"Animate { %.1f, %.1f, %.1f, %.1f }\t"
"%.3f * { %.1f, %.1f, %.1f, %.1f }\t"
"-> { %.1f, %.1f, %.1f, %.1f }",
start->x1, start->y1,
start->x2, start->y2,
p,
final_child_box.x1, final_child_box.y1,
final_child_box.x2, final_child_box.y2,
end.x1, end.y1,
end.x2, end.y2);
clutter_actor_allocate (child, &final_child_box, flags);
}
else
{
/* store the allocation for later animations */
box_child->last_allocation = final_child_box;
box_child->has_last_allocation = TRUE;
return;
}
if (priv->use_animations)
clutter_actor_restore_easing_state (child);
}
static void
@ -1177,35 +1104,6 @@ clutter_box_layout_allocate (ClutterLayoutManager *layout,
}
}
static ClutterAlpha *
clutter_box_layout_begin_animation (ClutterLayoutManager *manager,
guint duration,
gulong easing)
{
ClutterBoxLayoutPrivate *priv = CLUTTER_BOX_LAYOUT (manager)->priv;
ClutterLayoutManagerClass *parent_class;
priv->is_animating = TRUE;
/* we want the default implementation */
parent_class = CLUTTER_LAYOUT_MANAGER_CLASS (clutter_box_layout_parent_class);
return parent_class->begin_animation (manager, duration, easing);
}
static void
clutter_box_layout_end_animation (ClutterLayoutManager *manager)
{
ClutterBoxLayoutPrivate *priv = CLUTTER_BOX_LAYOUT (manager)->priv;
ClutterLayoutManagerClass *parent_class;
priv->is_animating = FALSE;
/* we want the default implementation */
parent_class = CLUTTER_LAYOUT_MANAGER_CLASS (clutter_box_layout_parent_class);
parent_class->end_animation (manager);
}
static void
clutter_box_layout_set_property (GObject *gobject,
guint prop_id,
@ -1316,8 +1214,6 @@ clutter_box_layout_class_init (ClutterBoxLayoutClass *klass)
layout_class->allocate = clutter_box_layout_allocate;
layout_class->set_container = clutter_box_layout_set_container;
layout_class->get_child_meta_type = clutter_box_layout_get_child_meta_type;
layout_class->begin_animation = clutter_box_layout_begin_animation;
layout_class->end_animation = clutter_box_layout_end_animation;
g_type_class_add_private (klass, sizeof (ClutterBoxLayoutPrivate));
@ -1407,9 +1303,12 @@ clutter_box_layout_class_init (ClutterBoxLayoutClass *klass)
* ClutterBoxLayout:use-animations:
*
* Whether the #ClutterBoxLayout should animate changes in the
* layout properties
* layout, overriding the easing state of the children.
*
* Since: 1.2
*
* Deprecated: 1.12: #ClutterBoxLayout will honour the easing state
* of the children when allocating them.
*/
obj_props[PROP_USE_ANIMATIONS] =
g_param_spec_boolean ("use-animations",
@ -1422,16 +1321,19 @@ clutter_box_layout_class_init (ClutterBoxLayoutClass *klass)
* ClutterBoxLayout:easing-mode:
*
* The easing mode for the animations, in case
* #ClutterBoxLayout:use-animations is set to %TRUE
* #ClutterBoxLayout:use-animations is set to %TRUE.
*
* The easing mode has the same semantics of #ClutterAnimation:mode: it can
* either be a value from the #ClutterAnimationMode enumeration, like
* %CLUTTER_EASE_OUT_CUBIC, or a logical id as returned by
* clutter_alpha_register_func()
* clutter_alpha_register_func().
*
* The default value is %CLUTTER_EASE_OUT_CUBIC
* The default value is %CLUTTER_EASE_OUT_CUBIC.
*
* Since: 1.2
*
* Deprecated: 1.12: The #ClutterBoxLayout will honour the easing state of
* the children when allocating them.
*/
obj_props[PROP_EASING_MODE] =
g_param_spec_ulong ("easing-mode",
@ -1445,11 +1347,14 @@ clutter_box_layout_class_init (ClutterBoxLayoutClass *klass)
* ClutterBoxLayout:easing-duration:
*
* The duration of the animations, in case #ClutterBoxLayout:use-animations
* is set to %TRUE
* is set to %TRUE.
*
* The duration is expressed in milliseconds
* The duration is expressed in milliseconds.
*
* Since: 1.2
*
* Deprecated: 1.12: The #ClutterBoxLayout will honour the easing state of
* the children when allocating them.
*/
obj_props[PROP_EASING_DURATION] =
g_param_spec_uint ("easing-duration",
@ -1523,14 +1428,7 @@ clutter_box_layout_set_spacing (ClutterBoxLayout *layout,
manager = CLUTTER_LAYOUT_MANAGER (layout);
if (priv->use_animations)
{
clutter_layout_manager_begin_animation (manager,
priv->easing_duration,
priv->easing_mode);
}
else
clutter_layout_manager_layout_changed (manager);
clutter_layout_manager_layout_changed (manager);
g_object_notify (G_OBJECT (layout), "spacing");
}
@ -1611,14 +1509,7 @@ clutter_box_layout_set_orientation (ClutterBoxLayout *layout,
manager = CLUTTER_LAYOUT_MANAGER (layout);
if (priv->use_animations)
{
clutter_layout_manager_begin_animation (manager,
priv->easing_duration,
priv->easing_mode);
}
else
clutter_layout_manager_layout_changed (manager);
clutter_layout_manager_layout_changed (manager);
g_object_notify_by_pspec (G_OBJECT (layout), obj_props[PROP_ORIENTATION]);
}
@ -1692,14 +1583,7 @@ clutter_box_layout_set_homogeneous (ClutterBoxLayout *layout,
manager = CLUTTER_LAYOUT_MANAGER (layout);
if (priv->use_animations)
{
clutter_layout_manager_begin_animation (manager,
priv->easing_duration,
priv->easing_mode);
}
else
clutter_layout_manager_layout_changed (manager);
clutter_layout_manager_layout_changed (manager);
g_object_notify (G_OBJECT (layout), "homogeneous");
}
@ -1753,14 +1637,7 @@ clutter_box_layout_set_pack_start (ClutterBoxLayout *layout,
manager = CLUTTER_LAYOUT_MANAGER (layout);
if (priv->use_animations)
{
clutter_layout_manager_begin_animation (manager,
priv->easing_duration,
priv->easing_mode);
}
else
clutter_layout_manager_layout_changed (manager);
clutter_layout_manager_layout_changed (manager);
g_object_notify (G_OBJECT (layout), "pack-start");
}
@ -2174,9 +2051,16 @@ clutter_box_layout_get_expand (ClutterBoxLayout *layout,
*
* The duration of the animations is controlled by
* clutter_box_layout_set_easing_duration(); the easing mode to be used
* by the animations is controlled by clutter_box_layout_set_easing_mode()
* by the animations is controlled by clutter_box_layout_set_easing_mode().
*
* Enabling animations will override the easing state of each child
* of the actor using @layout, and will use the #ClutterBoxLayout:easing-mode
* and #ClutterBoxLayout:easing-duration properties instead.
*
* Since: 1.2
*
* Deprecated: 1.12: The layout manager will honour the easing state
* of the children when allocating them.
*/
void
clutter_box_layout_set_use_animations (ClutterBoxLayout *layout,
@ -2200,13 +2084,13 @@ clutter_box_layout_set_use_animations (ClutterBoxLayout *layout,
* clutter_box_layout_get_use_animations:
* @layout: a #ClutterBoxLayout
*
* Retrieves whether @layout should animate changes in the layout properties
*
* Since clutter_box_layout_set_use_animations()
* Retrieves whether @layout should animate changes in the layout properties.
*
* Return value: %TRUE if the animations should be used, %FALSE otherwise
*
* Since: 1.2
*
* Deprecated: 1.12
*/
gboolean
clutter_box_layout_get_use_animations (ClutterBoxLayout *layout)
@ -2223,12 +2107,12 @@ clutter_box_layout_get_use_animations (ClutterBoxLayout *layout)
* from clutter_alpha_register_func()
*
* Sets the easing mode to be used by @layout when animating changes in layout
* properties
*
* Use clutter_box_layout_set_use_animations() to enable and disable the
* animations
* properties.
*
* Since: 1.2
*
* Deprecated: 1.12: The layout manager will honour the easing state
* of the children when allocating them.
*/
void
clutter_box_layout_set_easing_mode (ClutterBoxLayout *layout,
@ -2257,6 +2141,8 @@ clutter_box_layout_set_easing_mode (ClutterBoxLayout *layout,
* Return value: an easing mode
*
* Since: 1.2
*
* Deprecated: 1.12
*/
gulong
clutter_box_layout_get_easing_mode (ClutterBoxLayout *layout)
@ -2273,12 +2159,12 @@ clutter_box_layout_get_easing_mode (ClutterBoxLayout *layout)
* @msecs: the duration of the animations, in milliseconds
*
* Sets the duration of the animations used by @layout when animating changes
* in the layout properties
*
* Use clutter_box_layout_set_use_animations() to enable and disable the
* animations
* in the layout properties.
*
* Since: 1.2
*
* Deprecated: 1.12: The layout manager will honour the easing state
* of the children when allocating them.
*/
void
clutter_box_layout_set_easing_duration (ClutterBoxLayout *layout,
@ -2307,6 +2193,8 @@ clutter_box_layout_set_easing_duration (ClutterBoxLayout *layout,
* Return value: the duration of the animations, in milliseconds
*
* Since: 1.2
*
* Deprecated: 1.12
*/
guint
clutter_box_layout_get_easing_duration (ClutterBoxLayout *layout)

6
clutter/clutter-box-layout.h
View File

@ -132,14 +132,20 @@ void clutter_box_layout_set_expand (ClutterBoxLayou
gboolean clutter_box_layout_get_expand (ClutterBoxLayout *layout,
ClutterActor *actor);
CLUTTER_DEPRECATED_IN_1_12
void clutter_box_layout_set_use_animations (ClutterBoxLayout *layout,
gboolean animate);
CLUTTER_DEPRECATED_IN_1_12
gboolean clutter_box_layout_get_use_animations (ClutterBoxLayout *layout);
CLUTTER_DEPRECATED_IN_1_12
void clutter_box_layout_set_easing_mode (ClutterBoxLayout *layout,
gulong mode);
CLUTTER_DEPRECATED_IN_1_12
gulong clutter_box_layout_get_easing_mode (ClutterBoxLayout *layout);
CLUTTER_DEPRECATED_IN_1_12
void clutter_box_layout_set_easing_duration (ClutterBoxLayout *layout,
guint msecs);
CLUTTER_DEPRECATED_IN_1_12
guint clutter_box_layout_get_easing_duration (ClutterBoxLayout *layout);
G_END_DECLS