From 26177efba028dff470e381af566b0fd4c972e7eb Mon Sep 17 00:00:00 2001
From: Tomasz Wlostowski <tomasz.wlostowski@cern.ch>
Date: Fri, 3 Aug 2018 13:59:15 +0200
Subject: [PATCH] VIEW_GROUP: correctly calculate group extents

---
 common/view/view_group.cpp | 22 +++++++++++++++++++---
 1 file changed, 19 insertions(+), 3 deletions(-)

diff --git a/common/view/view_group.cpp b/common/view/view_group.cpp
index 6f7ab4b7f1..65526870cd 100644
--- a/common/view/view_group.cpp
+++ b/common/view/view_group.cpp
@@ -91,10 +91,26 @@ VIEW_ITEM *VIEW_GROUP::GetItem( unsigned int idx ) const
 
 const BOX2I VIEW_GROUP::ViewBBox() const
 {
-    BOX2I maxBox;
+    BOX2I bb;
+    bool first;
 
-    maxBox.SetMaximum();
-    return maxBox;
+    if( !m_groupItems.size() )
+    {
+        bb.SetMaximum();
+    } else {
+        for( auto item : m_groupItems )
+        {
+            if( first )
+            {
+                bb = item->ViewBBox();
+                first = false;
+            } else {
+                bb.Merge( item->ViewBBox() );
+            }
+        }
+    }
+
+    return bb;
 }