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tablet example: don't update the cursor image on iOS

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There is no visible cursor on iOS, so updating the image is a waste
of time.  Removing this does in fact speed up rendering of the strokes.

Change-Id: If958fabeefd4273644707277d4a084855d415bb1
Reviewed-by: Andy Shaw <andy.shaw@qt.io>
This commit is contained in:
Shawn Rutledge 2017-05-03 14:24:57 +02:00
parent c379719607
commit 4480f47f7b
1 changed files with 2 additions and 0 deletions
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2
examples/widgets/widgets/tablet/tabletcanvas.cpp
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@ -103,8 +103,10 @@ void TabletCanvas::tabletEvent(QTabletEvent *event)
} }
break; break;
case QEvent::TabletMove: case QEvent::TabletMove:
#ifndef Q_OS_IOS
if (event->device() == QTabletEvent::RotationStylus) if (event->device() == QTabletEvent::RotationStylus)
updateCursor(event); updateCursor(event);
#endif
if (m_deviceDown) { if (m_deviceDown) {
updateBrush(event); updateBrush(event);
QPainter painter(&m_pixmap); QPainter painter(&m_pixmap);