QLineF: mark angle(const QLineF&) as deprecated

QLineF::angle(const QLineF&) was deprecated during Qt4 times but not
decorated with QT_DEPRECATED_X. Add this so it can be removed with Qt6

Change-Id: I8950b646cc5fa8206e47bdd16647d17d615f6c6a
Reviewed-by: Lars Knoll <lars.knoll@qt.io>

2 files changed, 2 insertions, 7 deletions

diff --git a/examples/widgets/painting/affine/xform.cpp b/examples/widgets/painting/affine/xform.cpp
index dc01acf453..482e0f3268 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));
 }
diff --git a/examples/widgets/painting/gradients/gradients.cpp b/examples/widgets/painting/gradients/gradients.cpp
index 7abaef771b..8df45be8d9 100644
--- a/examples/widgets/painting/gradients/gradients.cpp
+++ b/examples/widgets/painting/gradients/gradients.cpp
@@ -564,9 +564,7 @@ void GradientRenderer::paint(QPainter *p)
 
     } else {
         QLineF l(pts.at(0), pts.at(1));
-        qreal angle = l.angle(QLineF(0, 0, 1, 0));
-        if (l.dy() > 0)
-            angle = 360 - angle;
+        qreal angle = QLineF(0, 0, 1, 0).angleTo(l);
         g = QConicalGradient(pts.at(0), angle);
     }