C++ (Cpp) CanvasItem::get_canvas_item Examples

Example #1

File: canvas_item.cpp Project: AMG194/godot

void CanvasItem::_enter_canvas() {

	if ((!get_parent() || !get_parent()->cast_to<CanvasItem>()) || toplevel) {

		Node *n = this;
		Viewport *viewport=NULL;
		canvas_layer=NULL;

		while(n) {

			if (n->cast_to<Viewport>()) {

				viewport = n->cast_to<Viewport>();
				break;
			}
			if (!canvas_layer && n->cast_to<CanvasLayer>()) {

				canvas_layer = n->cast_to<CanvasLayer>();
			}
			n=n->get_parent();
		}

		RID canvas;
		if (canvas_layer)
			canvas=canvas_layer->get_world_2d()->get_canvas();
		else
			canvas=viewport->find_world_2d()->get_canvas();

		VisualServer::get_singleton()->canvas_item_set_parent(canvas_item,canvas);

		group = "root_canvas"+itos(canvas.get_id());

		add_to_group(group);
		get_tree()->call_group(SceneTree::GROUP_CALL_UNIQUE,group,"_raise_self");

	} else {

		CanvasItem *parent = get_parent_item();
		VisualServer::get_singleton()->canvas_item_set_parent(canvas_item,parent->get_canvas_item());
		parent->_queue_sort_children();
	}

	pending_update=false;
	update();

	notification(NOTIFICATION_ENTER_CANVAS);

}

Example #2

File: canvas_item.cpp Project: brakhane/godot

void CanvasItem::_enter_canvas() {

	if ((!Object::cast_to<CanvasItem>(get_parent())) || toplevel) {

		Node *n = this;

		canvas_layer = NULL;

		while (n) {

			canvas_layer = Object::cast_to<CanvasLayer>(n);
			if (canvas_layer) {
				break;
			}
			n = n->get_parent();
		}

		RID canvas;
		if (canvas_layer)
			canvas = canvas_layer->get_world_2d()->get_canvas();
		else
			canvas = get_viewport()->find_world_2d()->get_canvas();

		VisualServer::get_singleton()->canvas_item_set_parent(canvas_item, canvas);

		group = "root_canvas" + itos(canvas.get_id());

		add_to_group(group);
		if (canvas_layer)
			canvas_layer->reset_sort_index();
		else
			get_viewport()->gui_reset_canvas_sort_index();

		get_tree()->call_group_flags(SceneTree::GROUP_CALL_UNIQUE, group, "_toplevel_raise_self");

	} else {

		CanvasItem *parent = get_parent_item();
		canvas_layer = parent->canvas_layer;
		VisualServer::get_singleton()->canvas_item_set_parent(canvas_item, parent->get_canvas_item());
		VisualServer::get_singleton()->canvas_item_set_draw_index(canvas_item, get_index());
	}

	pending_update = false;
	update();

	notification(NOTIFICATION_ENTER_CANVAS);
}