From ca4c33a886fb4cec50f1a4140fc29ec731240ecb Mon Sep 17 00:00:00 2001
From: Friedemann Kleint <Friedemann.Kleint@theqtcompany.com>
Date: Tue, 9 Feb 2016 14:15:58 +0100
Subject: [PATCH] Manual High DPI test: Create Dnd pixmap with device pixel
ratio.
Apply the device pixel ratio from the widget unless Shift is pressed.
Task-number: QTBUG-46068
Task-number: QTBUG-50938
Change-Id: Ib806b7e545fa228043566800d22d1002728732bf
Reviewed-by: Shawn Rutledge <shawn.rutledge@theqtcompany.com>
---
tests/manual/highdpi/dragwidget.cpp | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/tests/manual/highdpi/dragwidget.cpp b/tests/manual/highdpi/dragwidget.cpp
index b2035666965..193a90cd185 100644
--- a/tests/manual/highdpi/dragwidget.cpp
+++ b/tests/manual/highdpi/dragwidget.cpp
@@ -168,7 +168,11 @@ void DragWidget::mousePressEvent(QMouseEvent *event)
mimeData->setData("application/x-hotspot",
QByteArray::number(hotSpot.x()) + " " + QByteArray::number(hotSpot.y()));
- QPixmap pixmap(child->size());
+ const qreal dpr = devicePixelRatioF() > 1 && !(QGuiApplication::keyboardModifiers() & Qt::ShiftModifier)
+ ? devicePixelRatioF() : 1;
+
+ QPixmap pixmap(child->size() * dpr);
+ pixmap.setDevicePixelRatio(dpr);
child->render(&pixmap);
QDrag *drag = new QDrag(this);
--
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