QPointF QQuickPath::sequentialPointAt(const QPainterPath &path, const qreal &pathLength, const QList<AttributePoint> &attributePoints, QQuickCachedBezier &prevBez, qreal p, qreal *angle)
{
+ Q_ASSERT(p >= 0.0 && p <= 1.0);
+
if (!prevBez.isValid)
return p > .5 ? backwardsPointAt(path, pathLength, attributePoints, prevBez, p, angle) :
forwardsPointAt(path, pathLength, attributePoints, prevBez, p, angle);
--- /dev/null
+import QtQuick 2.0
+Item {
+ id: root
+ width: 450; height: 600
+
+ Rectangle {
+ objectName:"rect"
+ id: rect
+ x:200
+ y:500
+ width: 225; height: 40
+ color: "lightsteelblue"
+ }
+ PathAnimation {
+ id:anim
+ running:true
+ duration: 200
+
+ easing.type: Easing.InOutBack
+
+ target:rect
+ path: Path {
+ PathLine { x: 0; y: 0 }
+ }
+ }
+}
\ No newline at end of file
void pauseBug();
void loopingBug();
void anchorBug();
+ void pathAnimationInOutBackBug();
};
#define QTIMED_COMPARE(lhs, rhs) do { \
QCOMPARE(interpolator->x(), qreal(300));
QCOMPARE(interpolator->y(), qreal(300));
QCOMPARE(interpolator->angle(), qreal(0));
+
+ //for path interpulator the progress value must be [0,1] range.
+ interpolator->setProgress(1.1);
+ QCOMPARE(interpolator->progress(), qreal(1));
+
+ interpolator->setProgress(-0.000123);
+ QCOMPARE(interpolator->progress(), qreal(0));
}
void tst_qquickanimations::pathInterpolatorBackwardJump()
QVERIFY(cloud->x() > qreal(0));
}
+//QTBUG-24308
+void tst_qquickanimations::pathAnimationInOutBackBug()
+{
+ //ensure we don't pass bad progress value (out of [0,1]) to QQuickPath::backwardsPointAt()
+ QQmlEngine engine;
+ QQmlComponent c(&engine, testFileUrl("pathAnimationInOutBackCrash.qml"));
+ QQuickItem *item = qobject_cast<QQuickItem*>(c.create());
+ QVERIFY(item);
+
+ QQuickRectangle *rect = item->findChild<QQuickRectangle *>("rect");
+ QVERIFY(rect);
+ QTest::qWait(1000);
+ QCOMPARE(rect->x(), qreal(0));
+ QCOMPARE(rect->y(), qreal(0));
+}
+
//QTBUG-12805
void tst_qquickanimations::nonTransitionBug()
{