/* This callback serves to keep the markers ordered by their latitude.
* Markers that are up north on the map should be lowered in the list so that
* they are drawn the first. This is to make the illusion of a semi-3d plane
* where the most north you are, the farther you are.
*/
static void
reorder_marker (ClutterGroup *layer,
ChamplainBaseMarker *marker)
{
guint i;
gdouble y, tmp_y, low_y;
ChamplainBaseMarker *lowest = NULL;
g_object_get (G_OBJECT (marker), "latitude", &y, NULL);
y = 90 - y;
low_y = G_MAXDOUBLE;
for (i = 0; i < clutter_group_get_n_children (layer); i++)
{
ChamplainBaseMarker *prev_marker = CHAMPLAIN_BASE_MARKER (clutter_group_get_nth_child (layer, i));
if (prev_marker == (ChamplainBaseMarker*) marker)
continue;
g_object_get(G_OBJECT(prev_marker), "latitude", &tmp_y, NULL);
tmp_y = 90 - tmp_y;
if (y < tmp_y && tmp_y < low_y)
{
lowest = prev_marker;
low_y = tmp_y;
}
}
if (lowest)
clutter_container_lower_child (CLUTTER_CONTAINER(layer),
CLUTTER_ACTOR (marker), CLUTTER_ACTOR (lowest));
}
static VALUE
rbclt_container_lower_child (int argc, VALUE *argv, VALUE self)
{
ClutterContainer *container = CLUTTER_CONTAINER (RVAL2GOBJ (self));
VALUE actor, sibling;
rb_scan_args (argc, argv, "11", &actor, &sibling);
clutter_container_lower_child (container,
RVAL2GOBJ (actor),
RVAL2GOBJ (sibling));
return self;
}
/**
* clutter_box_pack_before:
* @box: a #ClutterBox
* @actor: a #ClutterActor
* @sibling: (allow-none): a #ClutterActor or %NULL
* @first_property: the name of the first property to set, or %NULL
* @Varargs: a list of property name and value pairs, terminated by %NULL
*
* Adds @actor to @box, placing it before @sibling, and sets layout
* properties at the same time, if the #ClutterLayoutManager used by
* @box supports them
*
* If @sibling is %NULL then @actor is placed at the beginning of the
* list of children, to be allocated and painted below every other child
*
* This function is a wrapper around clutter_container_add_actor(),
* clutter_container_lower_child() and clutter_layout_manager_child_set()
*
* Since: 1.2
*/
void
clutter_box_pack_before (ClutterBox *box,
ClutterActor *actor,
ClutterActor *sibling,
const gchar *first_property,
...)
{
va_list var_args;
g_return_if_fail (CLUTTER_IS_BOX (box));
g_return_if_fail (CLUTTER_IS_ACTOR (actor));
g_return_if_fail (sibling == NULL || CLUTTER_IS_ACTOR (sibling));
clutter_container_add_actor (CLUTTER_CONTAINER (box), actor);
clutter_container_lower_child (CLUTTER_CONTAINER (box), actor, sibling);
if (first_property == NULL || *first_property == '\0')
return;
va_start (var_args, first_property);
clutter_box_set_property_valist (box, actor, first_property, var_args);
va_end (var_args);
}
static void
_zeitgeist_log_find_received (GObject *source_object,
GAsyncResult *res,
gpointer user_data)
{
ZeitgeistLog *log = ZEITGEIST_LOG (source_object);
PengeEverythingPane *pane = user_data;
PengeEverythingPanePrivate *priv;
GList *sw_items, *recent_file_items, *l;
ZeitgeistResultSet *set = NULL;
GList *old_actors = NULL;
ClutterActor *actor;
gboolean show_welcome_tile = TRUE;
gint recent_files_count, sw_items_count;
GError *error = NULL;
g_return_if_fail (PENGE_IS_EVERYTHING_PANE (user_data));
priv = GET_PRIVATE (pane);
set = zeitgeist_log_find_events_finish (log, res, &error);
if (error != NULL)
{
g_warning (G_STRLOC ": Error obtaining recent files: %s",
error->message);
g_clear_error (&error);
}
/* It actually moves the interesting events into a list */
recent_file_items = _filter_out_unshowable_recent_items (pane, set);
recent_file_items = g_list_sort (recent_file_items,
(GCompareFunc)_recent_files_sort_func);
/* Get Sw items */
sw_items = g_hash_table_get_values (priv->uuid_to_sw_items);
sw_items = g_list_sort (sw_items,
(GCompareFunc)_sw_item_sort_compare_func);
recent_files_count = priv->block_count * priv->ratio;
if (recent_files_count > g_list_length (recent_file_items))
recent_files_count = g_list_length (recent_file_items);
sw_items_count = priv->block_count - recent_files_count;
old_actors = g_hash_table_get_values (priv->pointer_to_actor);
if (sw_items != NULL || recent_file_items != NULL)
{
if (priv->welcome_tile)
{
clutter_container_remove_actor (CLUTTER_CONTAINER (pane),
priv->welcome_tile);
priv->welcome_tile = NULL;
}
}
while ((sw_items_count && sw_items) ||
(recent_files_count && recent_file_items))
{
SwItem *sw_item = NULL;
ZeitgeistEvent *recent_file_event = NULL;
/* If no sw items -> force compare to favour recent file */
if (sw_items_count && sw_items)
sw_item = (SwItem *)sw_items->data;
else
sw_item = NULL;
/* If no recent files -> force compare to favour sw stuff */
if (recent_files_count && recent_file_items)
recent_file_event = recent_file_items->data;
else
recent_file_event = NULL;
if (_compare_item_and_event (sw_item, recent_file_event) < 1)
{
/* Sw item is newer */
actor = g_hash_table_lookup (priv->pointer_to_actor,
sw_item);
if (!actor)
{
actor = _add_from_sw_item (pane, sw_item);
g_hash_table_insert (priv->pointer_to_actor,
sw_item,
actor);
/* Needed to remove from hash when we kill the actor */
g_object_set_data (G_OBJECT (actor), "data-pointer", sw_item);
}
sw_items_count -= _sw_item_weight (sw_item);
clutter_container_child_set (CLUTTER_CONTAINER (pane),
actor,
"col-span", _sw_item_weight (sw_item),
NULL);
sw_items = g_list_remove (sw_items, sw_item);
show_welcome_tile = FALSE;
} else {
/* Recent file item is newer */
actor = g_hash_table_lookup (priv->pointer_to_actor,
recent_file_event);
if (!actor)
{
const gchar *uri = NULL;
gchar *thumbnail_path = NULL;
ZeitgeistSubject *subj;
/* FIXME we assume there is only one subject */
subj = zeitgeist_event_get_subject (recent_file_event, 0);
uri = zeitgeist_subject_get_uri (subj);
thumbnail_path = mpl_utils_get_thumbnail_path (uri);
actor = _add_from_recent_file_event (pane,
recent_file_event,
thumbnail_path);
g_free (thumbnail_path);
g_hash_table_insert (priv->pointer_to_actor,
recent_file_event,
actor);
/* Needed to remove from hash when we kill the actor */
g_object_set_data (G_OBJECT (actor), "data-pointer", recent_file_event);
show_welcome_tile = FALSE;
}
recent_files_count--;
g_object_unref (recent_file_event);
recent_file_items = g_list_remove (recent_file_items,
recent_file_event);
}
clutter_container_lower_child (CLUTTER_CONTAINER (pane),
actor,
NULL);
old_actors = g_list_remove (old_actors, actor);
}
for (l = old_actors; l; l = l->next)
{
gpointer p;
p = g_object_get_data (G_OBJECT (l->data), "data-pointer");
if (p)
{
clutter_container_remove_actor (CLUTTER_CONTAINER (pane),
CLUTTER_ACTOR (l->data));
g_hash_table_remove (priv->pointer_to_actor, p);
}
}
g_list_free (old_actors);
if (show_welcome_tile && !priv->welcome_tile)
{
priv->welcome_tile = penge_welcome_tile_new ();
clutter_container_add_actor (CLUTTER_CONTAINER (pane),
priv->welcome_tile);
clutter_container_child_set (CLUTTER_CONTAINER (pane),
priv->welcome_tile,
"col-span", 3,
NULL);
}
g_list_free (sw_items);
for (l = recent_file_items; l; l = l->next)
{
ZeitgeistEvent *recent_file_event = l->data;
g_object_unref (recent_file_event);
}
g_list_free (recent_file_items);
}