diff options
| author | Friedemann Kleint <Friedemann.Kleint@qt.io> | 2018-03-02 14:59:57 +0100 |
|---|---|---|
| committer | Shawn Rutledge <shawn.rutledge@qt.io> | 2018-03-07 06:04:01 +0000 |
| commit | 8abbb6ec725c41e08db8421f3e10b15b66ba28b1 (patch) | |
| tree | d2c77bd1f99052951bd42409524f18ebb425ecd3 /src/plugins/platforms/windows/qwindowstabletsupport.cpp | |
| parent | f7b8f2e8b51f244ed459d869747f5abc48aceeb0 (diff) | |
Windows QPA: Fix scaling of tablet coordinates for High DPI scaling
Determine the virtual desktop geometry in native pixels from
the QPlatformScreen siblings. Use the platform window to determine
the local position.
Task-number: QTBUG-36937
Change-Id: Ic250f1b41d8e74099558796112dbd70a7e1f6956
Reviewed-by: Shawn Rutledge <shawn.rutledge@qt.io>
Diffstat (limited to 'src/plugins/platforms/windows/qwindowstabletsupport.cpp')
| -rw-r--r-- | src/plugins/platforms/windows/qwindowstabletsupport.cpp | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/src/plugins/platforms/windows/qwindowstabletsupport.cpp b/src/plugins/platforms/windows/qwindowstabletsupport.cpp index 5fdc664603..78e33e57ab 100644 --- a/src/plugins/platforms/windows/qwindowstabletsupport.cpp +++ b/src/plugins/platforms/windows/qwindowstabletsupport.cpp @@ -421,7 +421,8 @@ bool QWindowsTabletSupport::translateTabletPacketEvent() // in which case we snap the position to the mouse position. // It seems there is no way to find out the mode programmatically, the LOGCONTEXT orgX/Y/Ext // area is always the virtual desktop. - const QRect virtualDesktopArea = QGuiApplication::primaryScreen()->virtualGeometry(); + const QRect virtualDesktopArea = + QWindowsScreen::virtualGeometry(QGuiApplication::primaryScreen()->handle()); qCDebug(lcQpaTablet) << __FUNCTION__ << "processing " << packetCount << "target:" << QGuiApplicationPrivate::tabletDevicePoint(uniqueId).target; @@ -455,7 +456,9 @@ bool QWindowsTabletSupport::translateTabletPacketEvent() if (!target) continue; - const QPoint localPos = target->mapFromGlobal(globalPos); + const QPlatformWindow *platformWindow = target->handle(); + Q_ASSERT(platformWindow); + const QPoint localPos = platformWindow->mapFromGlobal(globalPos); const qreal pressureNew = packet.pkButtons && (currentPointer == QTabletEvent::Pen || currentPointer == QTabletEvent::Eraser) ? m_devices.at(m_currentDevice).scalePressure(packet.pkNormalPressure) : |