From 4dae82608139f256372efc85cc44f03a18a7da4b 2013-03-22 11:07:42
From: Miikka Heikkinen <miikka.heikkinen@digia.com>
Date: 2013-03-22 11:07:42
Subject: [PATCH] Fixed pen style pattern continuity for line series

Reviewed-by: Mika Salmela

---

diff --git a/src/linechart/linechartitem.cpp b/src/linechart/linechartitem.cpp
index 8b10d87..1f10d53 100644
--- a/src/linechart/linechartitem.cpp
+++ b/src/linechart/linechartitem.cpp
@@ -123,15 +123,23 @@ void LineChartItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *opt
 
     painter->save();
     painter->setPen(m_linePen);
-    painter->setBrush(m_linePen.color());
     painter->setClipRect(QRectF(QPointF(0,0),domain()->size()));
 
     if (m_pointsVisible) {
+        painter->setBrush(m_linePen.color());
         painter->drawPath(m_linePath);
     } else {
-        for (int i(1); i < m_points.size(); i++)
-            painter->drawLine(m_points.at(i - 1), m_points.at(i));
+        painter->setBrush(QBrush(Qt::NoBrush));
+        if (m_linePen.style() != Qt::SolidLine) {
+            // If pen style is not solid line, always fall back to path painting
+            // to ensure proper continuity of the pattern
+            painter->drawPath(m_linePath);
+        } else {
+            for (int i(1); i < m_points.size(); i++)
+                painter->drawLine(m_points.at(i - 1), m_points.at(i));
+        }
     }
+
     painter->restore();
 }