QmlDesigner: Don't use direct update together with anchors

Task-number: QTCREATORBUG-12584
Change-Id: I2649f43421e48863d002ae1db34ec5f2276fafd9
Reviewed-by: Tim Jenssen <tim.jenssen@digia.com>

src/plugins/qmldesigner/designercore/include/nodeinstance.h

@@ -91,6 +91,8 @@ public:
     void setX(double x);
     void setY(double y);
 
+    bool hasAnchors() const;
+
 protected:
     void setProperty(const PropertyName &name, const QVariant &value);
     InformationName setInformation(InformationName name,

src/plugins/qmldesigner/designercore/instances/nodeinstance.cpp

@@ -144,7 +144,7 @@ void NodeInstance::setDirectUpdate(bool directUpdates)
 bool NodeInstance::directUpdates() const
 {
     if (d)
-        return d->directUpdates && !(d->transform.isRotating() || d->transform.isScaling());
+        return d->directUpdates && !(d->transform.isRotating() || d->transform.isScaling() || hasAnchors());
     else
         return true;
 }
@@ -165,6 +165,19 @@ void NodeInstance::setY(double y)
     }
 }
 
+bool NodeInstance::hasAnchors() const
+{
+    return  hasAnchor("anchors.fill")
+            || hasAnchor("anchors.centerIn")
+            || hasAnchor("anchors.top")
+            || hasAnchor("anchors.left")
+            || hasAnchor("anchors.right")
+            || hasAnchor("anchors.bottom")
+            || hasAnchor("anchors.horizontalCenter")
+            || hasAnchor("anchors.verticalCenter")
+            || hasAnchor("anchors.baseline");
+}
+
 bool NodeInstance::isValid() const
 {
     return instanceId() >= 0 && modelNode().isValid();