From e59db7a88a36b26c75767058d4bc3bb799e23f86 2016-01-19 12:01:01
From: Andy Shaw <andy.shaw@digia.com>
Date: 2016-01-19 12:01:01
Subject: [PATCH] Respect the devicePixelRatio when rendering the scene

Change-Id: Ib50404453bdbae4749bca4cb3106c044a5e132da
Reviewed-by: Titta Heikkala <titta.heikkala@theqtcompany.com>
Reviewed-by: Miikka Heikkinen <miikka.heikkinen@theqtcompany.com>

---

diff --git a/src/chartsqml2/declarativechart.cpp b/src/chartsqml2/declarativechart.cpp
index d76180a..ab0a612 100644
--- a/src/chartsqml2/declarativechart.cpp
+++ b/src/chartsqml2/declarativechart.cpp
@@ -590,7 +590,9 @@ void DeclarativeChart::renderScene()
     QSize chartSize = m_chart->size().toSize();
     if (!m_sceneImage || chartSize != m_sceneImage->size()) {
         delete m_sceneImage;
-        m_sceneImage = new QImage(chartSize, QImage::Format_ARGB32);
+        qreal dpr = window() ? window()->devicePixelRatio() : 1.0;
+        m_sceneImage = new QImage(chartSize * dpr, QImage::Format_ARGB32);
+        m_sceneImage->setDevicePixelRatio(dpr);
         m_sceneImageNeedsClear = true;
     }