From 36452a8e2415668261c99eebbe7889a35a88ec69 Mon Sep 17 00:00:00 2001
From: Matthias Kuhn <matthias.kuhn@gmx.ch>
Date: Fri, 9 Nov 2012 10:53:43 +0100
Subject: [PATCH] [FIX]: Build rubberband completely even with incomplete input
 An empty polyline in a mulipolyline led to the rubberband ignoring all
 further polylines. e.g. addGeometry( [[(1,2)(2,3)][][(2,3)(3,4)]] ) was
 ignoring the polyline (2,3)(3,4).

---
 src/gui/qgsrubberband.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/gui/qgsrubberband.cpp b/src/gui/qgsrubberband.cpp
index 723af14050c..252db6f89f3 100644
--- a/src/gui/qgsrubberband.cpp
+++ b/src/gui/qgsrubberband.cpp
@@ -270,6 +270,12 @@ void QgsRubberBand::addGeometry( QgsGeometry* geom, QgsVectorLayer* layer )
       for ( int i = 0; i < mline.size(); ++i, ++idx )
       {
         QgsPolyline line = mline[i];
+
+        if ( line.size() == 0 )
+        {
+          --idx;
+        }
+
         for ( int j = 0; j < line.size(); ++j )
         {
           if ( layer )