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-rw-r--r--src/qml/qml/qqml.h5
-rw-r--r--src/qml/qml/qqmltype.cpp2
-rw-r--r--src/quick/util/qquickanimatorjob.cpp1
-rw-r--r--tests/auto/quick/qquickanimations/data/opacityAnimationFromZero.qml20
-rw-r--r--tests/auto/quick/qquickanimations/tst_qquickanimations.cpp37
5 files changed, 64 insertions, 1 deletions
diff --git a/src/qml/qml/qqml.h b/src/qml/qml/qqml.h
index 4adf100a1f..1621e3c02e 100644
--- a/src/qml/qml/qqml.h
+++ b/src/qml/qml/qqml.h
@@ -735,10 +735,15 @@ inline int qmlRegisterSingletonType(const char *uri, int versionMajor, int versi
return QQmlPrivate::qmlregister(QQmlPrivate::SingletonRegistration, &api);
}
+#ifdef Q_QDOC
+template <typename T>
+int qmlRegisterSingletonType(const char *uri, int versionMajor, int versionMinor, const char *typeName, std::function<QObject*(QQmlEngine *, QJSEngine *)> callback)
+#else
template <typename T, typename F, typename std::enable_if<std::is_convertible<F, std::function<QObject *(QQmlEngine *, QJSEngine *)>>::value
&& !std::is_convertible<F, QObject *(*)(QQmlEngine *, QJSEngine *)>::value, void>::type* = nullptr>
inline int qmlRegisterSingletonType(const char *uri, int versionMajor, int versionMinor, const char *typeName,
F&& callback)
+#endif
{
QML_GETTYPENAMES
diff --git a/src/qml/qml/qqmltype.cpp b/src/qml/qml/qqmltype.cpp
index 96a35b0fe9..317d3c7ef5 100644
--- a/src/qml/qml/qqmltype.cpp
+++ b/src/qml/qml/qqmltype.cpp
@@ -276,7 +276,7 @@ void QQmlTypePrivate::initEnums(QQmlEnginePrivate *engine) const
? compositePropertyCache(engine)
: nullptr;
- const QMetaObject *metaObject = !isEnumFromCacheSetup
+ const QMetaObject *metaObject = !isEnumFromBaseSetup
? baseMetaObject // beware: It could be a singleton type without metaobject
: nullptr;
diff --git a/src/quick/util/qquickanimatorjob.cpp b/src/quick/util/qquickanimatorjob.cpp
index 0112a4b337..767be96403 100644
--- a/src/quick/util/qquickanimatorjob.cpp
+++ b/src/quick/util/qquickanimatorjob.cpp
@@ -582,6 +582,7 @@ void QQuickOpacityAnimatorJob::postSync()
}
d->extra.value().opacityNode = m_opacityNode;
+ updateCurrentTime(0);
}
Q_ASSERT(m_opacityNode);
}
diff --git a/tests/auto/quick/qquickanimations/data/opacityAnimationFromZero.qml b/tests/auto/quick/qquickanimations/data/opacityAnimationFromZero.qml
new file mode 100644
index 0000000000..bfb8211706
--- /dev/null
+++ b/tests/auto/quick/qquickanimations/data/opacityAnimationFromZero.qml
@@ -0,0 +1,20 @@
+import QtQuick 2.14
+import QtQuick.Window 2.14
+
+Window {
+ width: 640
+ height: 480
+ Rectangle {
+ id: rect
+ width: 200
+ height: 200
+ color: "black"
+ OpacityAnimator {
+ target: rect
+ from: 0
+ to: 1
+ duration: 1000
+ running: true
+ }
+ }
+}
diff --git a/tests/auto/quick/qquickanimations/tst_qquickanimations.cpp b/tests/auto/quick/qquickanimations/tst_qquickanimations.cpp
index e62d49ed6b..b4eb33eb7a 100644
--- a/tests/auto/quick/qquickanimations/tst_qquickanimations.cpp
+++ b/tests/auto/quick/qquickanimations/tst_qquickanimations.cpp
@@ -114,6 +114,7 @@ private slots:
void replacingTransitions();
void animationJobSelfDestruction();
void fastFlickingBug();
+ void opacityAnimationFromZero();
};
#define QTIMED_COMPARE(lhs, rhs) do { \
@@ -1858,6 +1859,42 @@ void tst_qquickanimations::fastFlickingBug()
}
}
+void tst_qquickanimations::opacityAnimationFromZero()
+{
+ if ((QGuiApplication::platformName() == QLatin1String("offscreen"))
+ || (QGuiApplication::platformName() == QLatin1String("minimal")))
+ QSKIP("Skipping due to grabWindow not functional on offscreen/minimimal platforms");
+
+ // not easy to verify this in threaded render loop
+ // since it's difficult to capture the first frame when scene graph
+ // is renderred in another thread
+ qputenv("QSG_RENDER_LOOP", "basic");
+ auto cleanup = qScopeGuard([]() { qputenv("QSG_RENDER_LOOP", ""); });
+
+ QQmlEngine engine;
+ QQmlComponent c(&engine, testFileUrl("opacityAnimationFromZero.qml"));
+ QScopedPointer<QQuickWindow> win(qobject_cast<QQuickWindow*>(c.create()));
+ if (!c.errors().isEmpty())
+ qDebug() << c.errorString();
+ QVERIFY(win);
+ win->setTitle(QTest::currentTestFunction());
+ win->show();
+ QVERIFY(QTest::qWaitForWindowExposed(win.data()));
+
+ QImage img;
+ bool firstFrameSwapped = false;
+ QObject::connect(win.get(), &QQuickWindow::frameSwapped, win.get(), [&win, &img, &firstFrameSwapped]() {
+ if (firstFrameSwapped)
+ return;
+ else
+ firstFrameSwapped = true;
+ img = win->grabWindow();
+ if (img.width() < win->width())
+ QSKIP("Skipping due to grabWindow not functional");
+ });
+ QTRY_VERIFY(!img.isNull() && img.pixel(100, 100) > qRgb(10, 10, 10));
+}
+
QTEST_MAIN(tst_qquickanimations)
#include "tst_qquickanimations.moc"