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Diffstat (limited to 'scene/main/canvas_item.cpp')
-rw-r--r--scene/main/canvas_item.cpp73
1 files changed, 40 insertions, 33 deletions
diff --git a/scene/main/canvas_item.cpp b/scene/main/canvas_item.cpp
index b794bbbc57..d2f5b52dbf 100644
--- a/scene/main/canvas_item.cpp
+++ b/scene/main/canvas_item.cpp
@@ -56,32 +56,19 @@ Transform2D CanvasItem::_edit_get_transform() const {
#endif
bool CanvasItem::is_visible_in_tree() const {
- return visible && visible_in_tree;
+ return visible && parent_visible_in_tree;
}
-void CanvasItem::_propagate_visibility_changed(bool p_visible, bool p_was_visible) {
- if (p_visible && first_draw) { //avoid propagating it twice
- first_draw = false;
- }
- visible_in_tree = p_visible;
- notification(NOTIFICATION_VISIBILITY_CHANGED);
-
- if (visible && p_visible) {
- update();
- } else if (!p_visible && (visible || p_was_visible)) {
- emit_signal(SceneStringNames::get_singleton()->hidden);
+void CanvasItem::_propagate_visibility_changed(bool p_parent_visible_in_tree) {
+ parent_visible_in_tree = p_parent_visible_in_tree;
+ if (!visible) {
+ return;
}
- _block();
-
- for (int i = 0; i < get_child_count(); i++) {
- CanvasItem *c = Object::cast_to<CanvasItem>(get_child(i));
-
- if (c && c->visible) { //should the top_levels stop propagation? i think so but..
- c->_propagate_visibility_changed(p_visible);
- }
+ if (p_parent_visible_in_tree && first_draw) { // Avoid propagating it twice.
+ first_draw = false;
}
- _unblock();
+ _handle_visibility_change(p_parent_visible_in_tree);
}
void CanvasItem::set_visible(bool p_visible) {
@@ -90,13 +77,34 @@ void CanvasItem::set_visible(bool p_visible) {
}
visible = p_visible;
- RenderingServer::get_singleton()->canvas_item_set_visible(canvas_item, p_visible);
- if (!is_inside_tree()) {
+ if (!parent_visible_in_tree) {
+ notification(NOTIFICATION_VISIBILITY_CHANGED);
return;
}
- _propagate_visibility_changed(p_visible, !p_visible);
+ _handle_visibility_change(p_visible);
+}
+
+void CanvasItem::_handle_visibility_change(bool p_visible) {
+ RenderingServer::get_singleton()->canvas_item_set_visible(canvas_item, p_visible);
+ notification(NOTIFICATION_VISIBILITY_CHANGED);
+
+ if (p_visible) {
+ update();
+ } else {
+ emit_signal(SceneStringNames::get_singleton()->hidden);
+ }
+
+ _block();
+ for (int i = 0; i < get_child_count(); i++) {
+ CanvasItem *c = Object::cast_to<CanvasItem>(get_child(i));
+
+ if (c) { // Should the top_levels stop propagation? I think so, but...
+ c->_propagate_visibility_changed(p_visible);
+ }
+ }
+ _unblock();
}
void CanvasItem::show() {
@@ -264,13 +272,13 @@ void CanvasItem::_notification(int p_what) {
CanvasItem *ci = Object::cast_to<CanvasItem>(parent);
if (ci) {
- visible_in_tree = ci->is_visible_in_tree();
+ parent_visible_in_tree = ci->is_visible_in_tree();
C = ci->children_items.push_back(this);
} else {
CanvasLayer *cl = Object::cast_to<CanvasLayer>(parent);
if (cl) {
- visible_in_tree = cl->is_visible();
+ parent_visible_in_tree = cl->is_visible();
} else {
// Look for a window.
Viewport *viewport = nullptr;
@@ -288,9 +296,9 @@ void CanvasItem::_notification(int p_what) {
window = Object::cast_to<Window>(viewport);
if (window) {
window->connect(SceneStringNames::get_singleton()->visibility_changed, callable_mp(this, &CanvasItem::_window_visibility_changed));
- visible_in_tree = window->is_visible();
+ parent_visible_in_tree = window->is_visible();
} else {
- visible_in_tree = true;
+ parent_visible_in_tree = true;
}
}
}
@@ -305,6 +313,7 @@ void CanvasItem::_notification(int p_what) {
get_tree()->xform_change_list.add(&xform_change);
}
} break;
+
case NOTIFICATION_MOVED_IN_PARENT: {
if (!is_inside_tree()) {
break;
@@ -317,8 +326,8 @@ void CanvasItem::_notification(int p_what) {
ERR_FAIL_COND(!p);
RenderingServer::get_singleton()->canvas_item_set_draw_index(canvas_item, get_index());
}
-
} break;
+
case NOTIFICATION_EXIT_TREE: {
if (xform_change.in_list()) {
get_tree()->xform_change_list.remove(&xform_change);
@@ -332,11 +341,9 @@ void CanvasItem::_notification(int p_what) {
window->disconnect(SceneStringNames::get_singleton()->visibility_changed, callable_mp(this, &CanvasItem::_window_visibility_changed));
}
global_invalid = true;
- visible_in_tree = false;
- } break;
- case NOTIFICATION_DRAW:
- case NOTIFICATION_TRANSFORM_CHANGED: {
+ parent_visible_in_tree = false;
} break;
+
case NOTIFICATION_VISIBILITY_CHANGED: {
emit_signal(SceneStringNames::get_singleton()->visibility_changed);
} break;