# HG changeset patch
# User Chris Cannam
# Date 1416570501 0
# Node ID dd95abfe736c557d765b989d146239bbdc77dcd2
# Parent  7463ece5d5e8317c09af2e70f1b117cde65aed0d
Avoid drawing a single lonesome 0 if nothing is loaded at all

diff -r 7463ece5d5e8 -r dd95abfe736c view/Pane.cpp
--- a/view/Pane.cpp	Fri Nov 14 10:19:50 2014 +0000
+++ b/view/Pane.cpp	Fri Nov 21 11:48:21 2014 +0000
@@ -716,6 +716,10 @@
 void
 Pane::drawCentreLine(int sampleRate, QPainter &paint, bool omitLine)
 {
+    if (omitLine && m_manager->getMainModelSampleRate() == 0) {
+        return;
+    }
+    
     int fontHeight = paint.fontMetrics().height();
     int fontAscent = paint.fontMetrics().ascent();