# HG changeset patch
# User Hasan Yavuz ÖZDERYA <hy@ozderya.net>
# Date 2017-04-01 13:18:04
# Node ID 4a2d5b5032ff5a55f10c767e585eef0a616e6817
# Parent  5e301019f8a0e562549f8dafa13933b13c9bbc29

prevent 0 width zoom which causes a confusing view

diff --git a/src/scalepicker.cpp b/src/scalepicker.cpp
--- a/src/scalepicker.cpp
+++ b/src/scalepicker.cpp
@@ -144,8 +144,13 @@ bool ScalePicker::eventFilter(QObject* o
             {
                 // finalize
                 started = false;
-                emit picked(firstPos, pos);
+                if (firstPos != pos) // ignore 0 width zoom
+                {
+                    emit picked(firstPos, pos);
+                }
             }
+            pickerOverlay->updateOverlay();
+            scaleOverlay->updateOverlay();
         }
         return true;
     }