# HG changeset patch
# User Hasan Yavuz ÖZDERYA <hy@ozderya.net>
# Date 2016-09-07 16:06:26
# Node ID 07facfed30c1a25436e6d279e8075e783a892545
# Parent  b4ed0efa2e8b298fc6828750e34f0b6aa1f7fab9

enabled anti-aliasing

diff --git a/src/plotmanager.cpp b/src/plotmanager.cpp
--- a/src/plotmanager.cpp
+++ b/src/plotmanager.cpp
@@ -219,7 +219,10 @@ void PlotManager::_addCurve(QwtPlotCurve
     curves.append(curve);
 
     unsigned index = curves.size()-1;
-    curve->setPen(Plot::makeColor(index));
+    auto pen = QPen(Plot::makeColor(index));
+    pen.setWidth(2);
+    curve->setPen(pen);
+    curve->setRenderHint(QwtPlotItem::RenderAntialiased);
 
     // create the plot for the curve if we are on multi display
     Plot* plot;