From 4866713bc3ab58cd22ef5090a75b8a20e3b35e7d Mon Sep 17 00:00:00 2001
From: Juan Linietsky
Date: Mon, 13 Jun 2016 21:37:04 -0300
Subject: added a function CanvasItem.get_item_and_children_rect() , fixes
 #4738

---
 scene/2d/canvas_item.cpp | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

(limited to 'scene/2d/canvas_item.cpp')

diff --git a/scene/2d/canvas_item.cpp b/scene/2d/canvas_item.cpp
index 17e5503a2..8864459df 100644
--- a/scene/2d/canvas_item.cpp
+++ b/scene/2d/canvas_item.cpp
@@ -1042,7 +1042,9 @@ void CanvasItem::_bind_methods() {
 	ObjectTypeDB::bind_method(_MD("edit_rotate","degrees"),&CanvasItem::edit_rotate);
 
 	ObjectTypeDB::bind_method(_MD("get_item_rect"),&CanvasItem::get_item_rect);
+	ObjectTypeDB::bind_method(_MD("get_item_and_children_rect"),&CanvasItem::get_item_and_children_rect);
 	//ObjectTypeDB::bind_method(_MD("get_transform"),&CanvasItem::get_transform);
+
 	ObjectTypeDB::bind_method(_MD("get_canvas_item"),&CanvasItem::get_canvas_item);
 
 	ObjectTypeDB::bind_method(_MD("is_visible"),&CanvasItem::is_visible);
@@ -1195,6 +1197,23 @@ int CanvasItem::get_canvas_layer() const {
 		return 0;
 }
 
+
+Rect2 CanvasItem::get_item_and_children_rect() const {
+
+	Rect2 rect = get_item_rect();
+
+
+	for(int i=0;i<get_child_count();i++) {
+		CanvasItem *c=get_child(i)->cast_to<CanvasItem>();
+		if (c) {
+			Rect2 sir = c->get_transform().xform(c->get_item_and_children_rect());
+			rect = rect.merge(sir);
+		}
+	}
+
+	return rect;
+}
+
 CanvasItem::CanvasItem() : xform_change(this) {
 
 
-- 
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