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2008-06-23 Matthew Allum <mallum@openedhand.com>

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* clutter/clutter-actor.c:
        * clutter/clutter-actor.h:
        * clutter/clutter-group.c:
        Remove uneeded (at least for now) paint_area method (#970)
This commit is contained in:
Matthew Allum 2008-06-23 09:08:27 +00:00
parent 62cc9ec3c9
commit 920687a470
4 changed files with 7 additions and 136 deletions
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7
ChangeLog
View File

@ -1,3 +1,10 @@
2008-06-23 Matthew Allum <mallum@openedhand.com>
* clutter/clutter-actor.c:
* clutter/clutter-actor.h:
* clutter/clutter-group.c:
Remove uneeded (at least for now) paint_area method (#970)
2008-06-19 Emmanuele Bassi <ebassi@openedhand.com>
* clutter/clutter-script.c: Be more explicit about the fact that

77
clutter/clutter-actor.c
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@ -774,20 +774,6 @@ clutter_actor_real_allocate (ClutterActor *self,
g_object_thaw_notify (G_OBJECT (self));
}
static void
clutter_actor_real_get_paint_area (ClutterActor *self,
ClutterActorBox *box)
{
/* Default implementation is to just return allocation,
* i.e. assume the actor draws inside its allocation.
*
* Note that the virtual get_paint_area method does not
* apply the transform; that is done in the wrapper
* function.
*/
*box = self->priv->allocation;
}
/*
* Utility functions for manipulating transformation matrix
*
@ -2924,7 +2910,6 @@ clutter_actor_class_init (ClutterActorClass *klass)
klass->get_preferred_width = clutter_actor_real_get_preferred_width;
klass->get_preferred_height = clutter_actor_real_get_preferred_height;
klass->allocate = clutter_actor_real_allocate;
klass->get_paint_area = clutter_actor_real_get_paint_area;
}
static void
@ -3388,68 +3373,6 @@ clutter_actor_get_allocation_geometry (ClutterActor *self,
geom->height = y2 - geom->y;
}
/**
* clutter_actor_get_paint_area:
* @self: A #ClutterActor
* @box: the function fills this in with the actor's paint area
*
* Gets where an actor will be painted, which is generally the union
* of the paint boxes of the actor's children, plus anything the actor
* draws itself, transformed by the scale factor and anchor point. The
* result is a "paint area", i.e. where the actor will actually be
* painted.
*
* The returned #ClutterActorBox is in the coordinates of the actor's
* parent, just as an allocation is.
*
* <note>This function is only valid if the allocation is valid,
* which means for the most part only inside a paint() method.</note>
*
* Since: 0.8
*/
void
clutter_actor_get_paint_area (ClutterActor *self,
ClutterActorBox *box)
{
ClutterActorClass *klass;
ClutterActorBox transformed = { 0, };
g_return_if_fail (CLUTTER_IS_ACTOR (self));
klass = CLUTTER_ACTOR_GET_CLASS (self);
klass->get_paint_area (self, &transformed);
/* FIXME also do scale and rotation; without these, get_stage_area()
* behaviour is the same as query_coords() called in ClutterGroup
* in Clutter 0.6.
*/
#if 0
if (clutter_actor_is_scaled (child) ||
clutter_actor_is_rotated (child))
{
ClutterVertex vtx[4];
clutter_actor_get_allocation_vertices (child, self, vtx);
clutter_actor_box_get_from_vertices (vtx, &transformed);
}
else
#endif
{
ClutterUnit anchor_x;
ClutterUnit anchor_y;
clutter_actor_get_anchor_pointu (self, &anchor_x, &anchor_y);
transformed.x1 -= anchor_x;
transformed.x2 -= anchor_x;
transformed.y1 -= anchor_y;
transformed.y2 -= anchor_y;
}
*box = transformed;
}
/**
* clutter_actor_allocate:
* @self: A #ClutterActor

7
clutter/clutter-actor.h
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@ -182,8 +182,6 @@ struct _ClutterActor
* clutter_actor_get_preferred_height()
* @allocate: virtual function, used when settings the coordinates of an
* actor; it is used by clutter_actor_allocate()
* @get_paint_area: virtual function, used when querying the untrasformed
* bounding box of an actor; it's used by clutter_actor_get_paint_area()
* @parent_set: signal class handler for the #ClutterActor::parent-set
* @destroy: signal class handler for #ClutterActor::destroy
* @pick: virtual function, used to draw an outline of the actor with
@ -237,9 +235,6 @@ struct _ClutterActorClass
void (* allocate) (ClutterActor *actor,
const ClutterActorBox *box,
gboolean absolute_origin_changed);
void (* get_paint_area) (ClutterActor *actor,
ClutterActorBox *box);
/* event signals */
gboolean (* event) (ClutterActor *actor,
ClutterEvent *event);
@ -315,8 +310,6 @@ void clutter_actor_get_allocation_geometry (ClutterActor
void clutter_actor_get_allocation_vertices (ClutterActor *self,
ClutterActor *ancestor,
ClutterVertex verts[4]);
void clutter_actor_get_paint_area (ClutterActor *self,
ClutterActorBox *box);
void clutter_actor_set_geometry (ClutterActor *self,
const ClutterGeometry *geometry);

52
clutter/clutter-group.c
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@ -349,57 +349,6 @@ clutter_group_allocate (ClutterActor *self,
clutter_fixed_layout_allocate (priv->children, origin_changed);
}
static void
clutter_group_get_paint_area (ClutterActor *self,
ClutterActorBox *box)
{
ClutterGroupPrivate *priv = CLUTTER_GROUP (self)->priv;
/* Our area is the union of all child boxes. */
if (!priv->children)
{
/* Only get our allocation if no children;
* if we do have children, we don't want this
* because the allocation is based on the children's
* untransformed layout, and we want the union of
* their transformed boxes (their paint boxes).
*/
clutter_actor_get_allocation_box (self, box);
}
else
{
ClutterActorBox all_box = { 0, }; /* initialize to silence gcc */
GList *l;
for (l = priv->children; l != NULL; l = l->next)
{
ClutterActor *child = l->data;
ClutterActorBox child_box = { 0, };
clutter_actor_get_paint_area (child, &child_box);
if (l == priv->children)
all_box = child_box;
else
{
if (child_box.x1 < all_box.x1)
all_box.x1 = child_box.x1;
if (child_box.y1 < all_box.y1)
all_box.y1 = child_box.y1;
if (child_box.x2 > all_box.x2)
all_box.x2 = child_box.x2;
if (child_box.y2 > all_box.y2)
all_box.y2 = child_box.y2;
}
}
*box = all_box;
}
}
static void
clutter_group_dispose (GObject *object)
{
@ -652,7 +601,6 @@ clutter_group_class_init (ClutterGroupClass *klass)
actor_class->get_preferred_width = clutter_group_get_preferred_width;
actor_class->get_preferred_height = clutter_group_get_preferred_height;
actor_class->allocate = clutter_group_allocate;
actor_class->get_paint_area = clutter_group_get_paint_area;
/**
* ClutterGroup::add: