1 files changed, 2 insertions, 5 deletions
diff --git a/examples/widgets/painting/affine/xform.cpp b/examples/widgets/painting/affine/xform.cpp
index dc01acf453..50acf0f814 100644
--- a/examples/widgets/painting/affine/xform.cpp
+++ b/examples/widgets/painting/affine/xform.cpp
@@ -160,10 +160,7 @@ void XFormView::updateCtrlPoints(const QPolygonF &points)
     ctrlPoints = points;
 
     QLineF line(ctrlPoints.at(0), ctrlPoints.at(1));
-    m_rotation = line.angle(QLineF(0, 0, 1, 0));
-    if (line.dy() < 0)
-        m_rotation = 360 - m_rotation;
-
+    m_rotation = 360 - QLineF(0, 0, 1, 0).angleTo(line);
     if (trans.isNull())
         emit rotationChanged(int(m_rotation*10));
 }
@@ -263,7 +260,7 @@ void XFormView::timerEvent(QTimerEvent *e)
 #if QT_CONFIG(wheelevent)
 void XFormView::wheelEvent(QWheelEvent *e)
 {
-    m_scale += e->delta() / qreal(600);
+    m_scale += e->angleDelta().y() / qreal(600);
     m_scale = qMax(qreal(0.1), qMin(qreal(4), m_scale));
     emit scaleChanged(int(m_scale*1000));
 }