init variables where they are declared when possible (clang-tidy)

clang-tidy -p compile_commands.json $file -checks='-*,modernize-use-default-member-init,readability-redundant-member-init'
 -config='{CheckOptions: [{key: modernize-use-default-member-init.UseAssignment, value: "1"}]}' -header-filter='qtdeclarative' -fix

Change-Id: I705f3235ff129ba68b0d8dad54a083e29fcead5f
Reviewed-by: Johan Helsing <johan.helsing@qt.io>

1 files changed, 16 insertions, 25 deletions

diff --git a/src/quick/items/qquickmultipointtoucharea_p.h b/src/quick/items/qquickmultipointtoucharea_p.h
index a6acdfc97d..f1550b4ac6 100644
--- a/src/quick/items/qquickmultipointtoucharea_p.h
+++ b/src/quick/items/qquickmultipointtoucharea_p.h
@@ -86,16 +86,7 @@ class Q_AUTOTEST_EXPORT QQuickTouchPoint : public QObject
 
 public:
     QQuickTouchPoint(bool qmlDefined = true)
-        : _id(0),
-          _x(0.0), _y(0.0),
-          _pressure(0.0),
-          _rotation(0),
-          _qmlDefined(qmlDefined),
-          _inUse(false),
-          _pressed(false),
-          _startX(0.0), _startY(0.0),
-          _previousX(0.0), _previousY(0.0),
-          _sceneX(0.0), _sceneY(0.0)
+        : _qmlDefined(qmlDefined)
     {}
 
     int pointId() const { return _id; }
@@ -171,23 +162,23 @@ Q_SIGNALS:
 
 private:
     friend class QQuickMultiPointTouchArea;
-    int _id;
-    qreal _x;
-    qreal _y;
-    qreal _pressure;
-    qreal _rotation;
+    int _id = 0;
+    qreal _x = 0.0;
+    qreal _y = 0.0;
+    qreal _pressure = 0.0;
+    qreal _rotation = 0;
     QSizeF _ellipseDiameters;
     QVector2D _velocity;
     QRectF _area;
     bool _qmlDefined;
-    bool _inUse;    //whether the point is currently in use (only valid when _qmlDefined == true)
-    bool _pressed;
-    qreal _startX;
-    qreal _startY;
-    qreal _previousX;
-    qreal _previousY;
-    qreal _sceneX;
-    qreal _sceneY;
+    bool _inUse = false;    //whether the point is currently in use (only valid when _qmlDefined == true)
+    bool _pressed = false;
+    qreal _startX = 0.0;
+    qreal _startY = 0.0;
+    qreal _previousX = 0.0;
+    qreal _previousY = 0.0;
+    qreal _sceneX = 0.0;
+    qreal _sceneY = 0.0;
     QPointingDeviceUniqueId _uniqueId;
 };
 
@@ -197,7 +188,7 @@ class QQuickGrabGestureEvent : public QObject
     Q_PROPERTY(QQmlListProperty<QObject> touchPoints READ touchPoints)
     Q_PROPERTY(qreal dragThreshold READ dragThreshold)
 public:
-    QQuickGrabGestureEvent() : _grab(false), _dragThreshold(QGuiApplication::styleHints()->startDragDistance()) {}
+    QQuickGrabGestureEvent() : _dragThreshold(QGuiApplication::styleHints()->startDragDistance()) {}
 
     Q_INVOKABLE void grab() { _grab = true; }
     bool wantsGrab() const { return _grab; }
@@ -209,7 +200,7 @@ public:
 
 private:
     friend class QQuickMultiPointTouchArea;
-    bool _grab;
+    bool _grab = false;
     qreal _dragThreshold;
     QList<QObject*> _touchPoints;
 };