diff options
Diffstat (limited to 'tests/auto/widgets/util/qscroller/tst_qscroller.cpp')
| -rw-r--r-- | tests/auto/widgets/util/qscroller/tst_qscroller.cpp | 530 |
1 files changed, 530 insertions, 0 deletions
diff --git a/tests/auto/widgets/util/qscroller/tst_qscroller.cpp b/tests/auto/widgets/util/qscroller/tst_qscroller.cpp new file mode 100644 index 0000000000..9ed4965d45 --- /dev/null +++ b/tests/auto/widgets/util/qscroller/tst_qscroller.cpp @@ -0,0 +1,530 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** This file may be used under the terms of the GNU Lesser General Public +** License version 2.1 as published by the Free Software Foundation and +** appearing in the file LICENSE.LGPL included in the packaging of this +** file. Please review the following information to ensure the GNU Lesser +** General Public License version 2.1 requirements will be met: +** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU General +** Public License version 3.0 as published by the Free Software Foundation +** and appearing in the file LICENSE.GPL included in the packaging of this +** file. Please review the following information to ensure the GNU General +** Public License version 3.0 requirements will be met: +** http://www.gnu.org/copyleft/gpl.html. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QtGui> +#include <QtWidgets> +#include <QtTest> +// #include <QDebug> + +class tst_QScrollerWidget : public QWidget +{ +public: + tst_QScrollerWidget() + : QWidget() + { + reset(); + } + + void reset() + { + receivedPrepare = false; + receivedScroll = false; + receivedFirst = false; + receivedLast = false; + receivedOvershoot = false; + } + + bool event(QEvent *e) + { + switch (e->type()) { + case QEvent::Gesture: + e->setAccepted(false); // better reject the event or QGestureManager will make trouble + return false; + + case QEvent::ScrollPrepare: + { + receivedPrepare = true; + QScrollPrepareEvent *se = static_cast<QScrollPrepareEvent *>(e); + se->setViewportSize(QSizeF(100,100)); + se->setContentPosRange(scrollArea); + se->setContentPos(scrollPosition); + se->accept(); + return true; + } + + case QEvent::Scroll: + { + receivedScroll = true; + QScrollEvent *se = static_cast<QScrollEvent *>(e); + // qDebug() << "Scroll for"<<this<<"pos"<<se->scrollPos()<<"ov"<<se->overshoot()<<"first"<<se->isFirst()<<"last"<<se->isLast(); + + if (se->scrollState() == QScrollEvent::ScrollStarted) + receivedFirst = true; + if (se->scrollState() == QScrollEvent::ScrollFinished) + receivedLast = true; + + currentPos = se->contentPos(); + overshoot = se->overshootDistance(); + if (!qFuzzyCompare( overshoot.x() + 1.0, 1.0 ) || + !qFuzzyCompare( overshoot.y() + 1.0, 1.0 )) + receivedOvershoot = true; + return true; + } + + default: + return QObject::event(e); + } + } + + + QRectF scrollArea; + QPointF scrollPosition; + + bool receivedPrepare; + bool receivedScroll; + bool receivedFirst; + bool receivedLast; + bool receivedOvershoot; + + QPointF currentPos; + QPointF overshoot; +}; + + +class tst_QScroller : public QObject +{ + Q_OBJECT +public: + tst_QScroller() { } + ~tst_QScroller() { } + +private: + void kineticScroll( tst_QScrollerWidget *sw, QPointF from, QPoint touchStart, QPoint touchUpdate, QPoint touchEnd); + void kineticScrollNoTest( tst_QScrollerWidget *sw, QPointF from, QPoint touchStart, QPoint touchUpdate, QPoint touchEnd); + +private slots: + void staticScrollers(); + void scrollerProperties(); + void scrollTo(); +#if !defined(QT_NO_GESTURES) && !(defined(Q_OS_MACX) && (MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_6)) + void scroll(); + void overshoot(); +#endif +}; + +/*! \internal + Generates touchBegin, touchUpdate and touchEnd events to trigger scrolling. + Tests some in between states but does not wait until scrolling is finished. +*/ +void tst_QScroller::kineticScroll( tst_QScrollerWidget *sw, QPointF from, QPoint touchStart, QPoint touchUpdate, QPoint touchEnd) +{ + sw->scrollPosition = from; + sw->currentPos= from; + + QScroller *s1 = QScroller::scroller(sw); + QCOMPARE( s1->state(), QScroller::Inactive ); + + QScrollerProperties sp1 = QScroller::scroller(sw)->scrollerProperties(); + int fps = 60; + + QTouchEvent::TouchPoint rawTouchPoint; + rawTouchPoint.setId(0); + + // send the touch begin event + QTouchEvent::TouchPoint touchPoint(0); + touchPoint.setState(Qt::TouchPointPressed); + touchPoint.setPos(touchStart); + touchPoint.setScenePos(touchStart); + touchPoint.setScreenPos(touchStart); + QTouchEvent touchEvent1(QEvent::TouchBegin, + QTouchEvent::TouchScreen, + Qt::NoModifier, + Qt::TouchPointPressed, + (QList<QTouchEvent::TouchPoint>() << touchPoint)); + QApplication::sendEvent(sw, &touchEvent1); + + QCOMPARE( s1->state(), QScroller::Pressed ); + + // send the touch update far enough to trigger a scroll + QTest::qWait(200); // we need to wait a little or else the speed would be infinite. now we have around 500 pixel per second. + touchPoint.setPos(touchUpdate); + touchPoint.setScenePos(touchUpdate); + touchPoint.setScreenPos(touchUpdate); + QTouchEvent touchEvent2(QEvent::TouchUpdate, + QTouchEvent::TouchScreen, + Qt::NoModifier, + Qt::TouchPointMoved, + (QList<QTouchEvent::TouchPoint>() << touchPoint)); + QApplication::sendEvent(sw, &touchEvent2); + + QCOMPARE( s1->state(), QScroller::Dragging ); + QCOMPARE( sw->receivedPrepare, true ); + + + QTest::qWait(1000 / fps * 2); // wait until the first scroll move + QCOMPARE( sw->receivedFirst, true ); + QCOMPARE( sw->receivedScroll, true ); + QCOMPARE( sw->receivedOvershoot, false ); + + // note that the scrolling goes in a different direction than the mouse move + QPoint calculatedPos = from.toPoint() - touchUpdate - touchStart; + QVERIFY(qAbs(sw->currentPos.x() - calculatedPos.x()) < 1.0); + QVERIFY(qAbs(sw->currentPos.y() - calculatedPos.y()) < 1.0); + + // send the touch end + touchPoint.setPos(touchEnd); + touchPoint.setScenePos(touchEnd); + touchPoint.setScreenPos(touchEnd); + QTouchEvent touchEvent5(QEvent::TouchEnd, + QTouchEvent::TouchScreen, + Qt::NoModifier, + Qt::TouchPointReleased, + (QList<QTouchEvent::TouchPoint>() << touchPoint)); + QApplication::sendEvent(sw, &touchEvent5); +} + +/*! \internal + Generates touchBegin, touchUpdate and touchEnd events to trigger scrolling. + This function does not have any in between tests, it does not expect the scroller to actually scroll. +*/ +void tst_QScroller::kineticScrollNoTest( tst_QScrollerWidget *sw, QPointF from, QPoint touchStart, QPoint touchUpdate, QPoint touchEnd) +{ + sw->scrollPosition = from; + sw->currentPos = from; + + QScroller *s1 = QScroller::scroller(sw); + QCOMPARE( s1->state(), QScroller::Inactive ); + + QScrollerProperties sp1 = s1->scrollerProperties(); + int fps = 60; + + QTouchEvent::TouchPoint rawTouchPoint; + rawTouchPoint.setId(0); + + // send the touch begin event + QTouchEvent::TouchPoint touchPoint(0); + touchPoint.setState(Qt::TouchPointPressed); + touchPoint.setPos(touchStart); + touchPoint.setScenePos(touchStart); + touchPoint.setScreenPos(touchStart); + QTouchEvent touchEvent1(QEvent::TouchBegin, + QTouchEvent::TouchScreen, + Qt::NoModifier, + Qt::TouchPointPressed, + (QList<QTouchEvent::TouchPoint>() << touchPoint)); + QApplication::sendEvent(sw, &touchEvent1); + + // send the touch update far enough to trigger a scroll + QTest::qWait(200); // we need to wait a little or else the speed would be infinite. now we have around 500 pixel per second. + touchPoint.setPos(touchUpdate); + touchPoint.setScenePos(touchUpdate); + touchPoint.setScreenPos(touchUpdate); + QTouchEvent touchEvent2(QEvent::TouchUpdate, + QTouchEvent::TouchScreen, + Qt::NoModifier, + Qt::TouchPointMoved, + (QList<QTouchEvent::TouchPoint>() << touchPoint)); + QApplication::sendEvent(sw, &touchEvent2); + + QTest::qWait(1000 / fps * 2); // wait until the first scroll move + + // send the touch end + touchPoint.setPos(touchEnd); + touchPoint.setScenePos(touchEnd); + touchPoint.setScreenPos(touchEnd); + QTouchEvent touchEvent5(QEvent::TouchEnd, + QTouchEvent::TouchScreen, + Qt::NoModifier, + Qt::TouchPointReleased, + (QList<QTouchEvent::TouchPoint>() << touchPoint)); + QApplication::sendEvent(sw, &touchEvent5); +} + + +void tst_QScroller::staticScrollers() +{ + // scrollers + { + QObject *o1 = new QObject(this); + QObject *o2 = new QObject(this); + + // get scroller for object + QScroller *s1 = QScroller::scroller(o1); + QScroller *s2 = QScroller::scroller(o2); + + QVERIFY(s1); + QVERIFY(s2); + QVERIFY(s1 != s2); + + QVERIFY(!QScroller::scroller(static_cast<const QObject*>(0))); + QCOMPARE(QScroller::scroller(o1), s1); + + delete o1; + delete o2; + } + + // the same for properties + { + QObject *o1 = new QObject(this); + QObject *o2 = new QObject(this); + + // get scroller for object + QScrollerProperties sp1 = QScroller::scroller(o1)->scrollerProperties(); + QScrollerProperties sp2 = QScroller::scroller(o2)->scrollerProperties(); + + // default properties should be the same + QVERIFY(sp1 == sp2); + + QCOMPARE(QScroller::scroller(o1)->scrollerProperties(), sp1); + + delete o1; + delete o2; + } +} + +void tst_QScroller::scrollerProperties() +{ + QObject *o1 = new QObject(this); + QScrollerProperties sp1 = QScroller::scroller(o1)->scrollerProperties(); + + QScrollerProperties::ScrollMetric metrics[] = + { + QScrollerProperties::MousePressEventDelay, // qreal [s] + QScrollerProperties::DragStartDistance, // qreal [m] + QScrollerProperties::DragVelocitySmoothingFactor, // qreal [0..1/s] (complex calculation involving time) v = v_new* DASF + v_old * (1-DASF) + QScrollerProperties::AxisLockThreshold, // qreal [0..1] atan(|min(dx,dy)|/|max(dx,dy)|) + + QScrollerProperties::DecelerationFactor, // slope of the curve + + QScrollerProperties::MinimumVelocity, // qreal [m/s] + QScrollerProperties::MaximumVelocity, // qreal [m/s] + QScrollerProperties::MaximumClickThroughVelocity, // qreal [m/s] + + QScrollerProperties::AcceleratingFlickMaximumTime, // qreal [s] + QScrollerProperties::AcceleratingFlickSpeedupFactor, // qreal [1..] + + QScrollerProperties::SnapPositionRatio, // qreal [0..1] + QScrollerProperties::SnapTime, // qreal [s] + + QScrollerProperties::OvershootDragResistanceFactor, // qreal [0..1] + QScrollerProperties::OvershootDragDistanceFactor, // qreal [0..1] + QScrollerProperties::OvershootScrollDistanceFactor, // qreal [0..1] + QScrollerProperties::OvershootScrollTime, // qreal [s] + }; + + for (unsigned int i = 0; i < sizeof(metrics) / sizeof(metrics[0]); i++) { + sp1.setScrollMetric(metrics[i], 0.9); + QCOMPARE(sp1.scrollMetric(metrics[i]).toDouble(), 0.9); + } + sp1.setScrollMetric(QScrollerProperties::ScrollingCurve, QEasingCurve(QEasingCurve::OutQuart)); + QCOMPARE(sp1.scrollMetric(QScrollerProperties::ScrollingCurve).toEasingCurve().type(), QEasingCurve::OutQuart); + + sp1.setScrollMetric(QScrollerProperties::HorizontalOvershootPolicy, QVariant::fromValue(QScrollerProperties::OvershootAlwaysOff)); + QCOMPARE(sp1.scrollMetric(QScrollerProperties::HorizontalOvershootPolicy).value<QScrollerProperties::OvershootPolicy>(), QScrollerProperties::OvershootAlwaysOff); + + sp1.setScrollMetric(QScrollerProperties::VerticalOvershootPolicy, QVariant::fromValue(QScrollerProperties::OvershootAlwaysOn)); + QCOMPARE(sp1.scrollMetric(QScrollerProperties::VerticalOvershootPolicy).value<QScrollerProperties::OvershootPolicy>(), QScrollerProperties::OvershootAlwaysOn); + + sp1.setScrollMetric(QScrollerProperties::FrameRate, QVariant::fromValue(QScrollerProperties::Fps20)); + QCOMPARE(sp1.scrollMetric(QScrollerProperties::FrameRate).value<QScrollerProperties::FrameRates>(), QScrollerProperties::Fps20); +} + +void tst_QScroller::scrollTo() +{ + { + tst_QScrollerWidget *sw = new tst_QScrollerWidget(); + sw->scrollArea = QRectF( 0, 0, 1000, 1000 ); + sw->scrollPosition = QPointF( 500, 500 ); + + QScroller *s1 = QScroller::scroller(sw); + QCOMPARE( s1->state(), QScroller::Inactive ); + + // a normal scroll + s1->scrollTo(QPointF(100,100), 100); + QTest::qWait(200); + + QCOMPARE( sw->receivedPrepare, true ); + QCOMPARE( sw->receivedScroll, true ); + QCOMPARE( sw->receivedFirst, true ); + QCOMPARE( sw->receivedLast, true ); + QCOMPARE( sw->receivedOvershoot, false ); + QVERIFY(qFuzzyCompare( sw->currentPos.x(), 100 )); + QVERIFY(qFuzzyCompare( sw->currentPos.y(), 100 )); + + delete sw; + } +} + +// Mac OS X < 10.6 does not support QTouchEvents. +#if !defined(QT_NO_GESTURES) && !(defined(Q_OS_MACX) && (MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_6)) +void tst_QScroller::scroll() +{ + // -- good case. normal scroll + tst_QScrollerWidget *sw = new tst_QScrollerWidget(); + sw->scrollArea = QRectF(0, 0, 1000, 1000); + QScroller::grabGesture(sw, QScroller::TouchGesture); + sw->setGeometry(100, 100, 400, 300); + + QScroller *s1 = QScroller::scroller(sw); + kineticScroll(sw, QPointF(500, 500), QPoint(0, 0), QPoint(100, 100), QPoint(200, 200)); + // now we should be scrolling + QCOMPARE( s1->state(), QScroller::Scrolling ); + + // wait until finished, check that no further first scroll is send + sw->receivedFirst = false; + sw->receivedScroll = false; + while (s1->state() == QScroller::Scrolling) + QTest::qWait(100); + + QCOMPARE( sw->receivedFirst, false ); + QCOMPARE( sw->receivedScroll, true ); + QCOMPARE( sw->receivedLast, true ); + QVERIFY(sw->currentPos.x() < 400); + QVERIFY(sw->currentPos.y() < 400); + + // -- try to scroll when nothing to scroll + + sw->reset(); + sw->scrollArea = QRectF(0, 0, 0, 1000); + kineticScrollNoTest(sw, QPointF(0, 500), QPoint(0, 0), QPoint(100, 0), QPoint(200, 0)); + + while (s1->state() != QScroller::Inactive) + QTest::qWait(20); + + QCOMPARE(sw->currentPos.x(), 0.0); + QCOMPARE(sw->currentPos.y(), 500.0); + + delete sw; +} +#endif + +// Mac OS X < 10.6 does not support QTouchEvents. +#if !defined(QT_NO_GESTURES) && !(defined(Q_OS_MACX) && (MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_6)) +void tst_QScroller::overshoot() +{ + tst_QScrollerWidget *sw = new tst_QScrollerWidget(); + sw->scrollArea = QRectF(0, 0, 1000, 1000); + QScroller::grabGesture(sw, QScroller::TouchGesture); + sw->setGeometry(100, 100, 400, 300); + + QScroller *s1 = QScroller::scroller(sw); + QScrollerProperties sp1 = s1->scrollerProperties(); + + sp1.setScrollMetric(QScrollerProperties::OvershootDragResistanceFactor, 0.5); + sp1.setScrollMetric(QScrollerProperties::OvershootDragDistanceFactor, 0.2); + sp1.setScrollMetric(QScrollerProperties::OvershootScrollDistanceFactor, 0.2); + + // -- try to scroll with overshoot (when scrollable good case) + + sp1.setScrollMetric(QScrollerProperties::HorizontalOvershootPolicy, QVariant::fromValue(QScrollerProperties::OvershootWhenScrollable)); + s1->setScrollerProperties(sp1); + kineticScrollNoTest(sw, QPointF(500, 500), QPoint(0, 0), QPoint(400, 0), QPoint(490, 0)); + + while (s1->state() != QScroller::Inactive) + QTest::qWait(20); + + //qDebug() << "Overshoot fuzzy: "<<sw->currentPos; + QVERIFY(qFuzzyCompare( sw->currentPos.x(), 0 )); + QVERIFY(qFuzzyCompare( sw->currentPos.y(), 500 )); + QCOMPARE( sw->receivedOvershoot, true ); + + // -- try to scroll with overshoot (when scrollable bad case) + sw->reset(); + sw->scrollArea = QRectF(0, 0, 0, 1000); + + sp1.setScrollMetric(QScrollerProperties::HorizontalOvershootPolicy, QVariant::fromValue(QScrollerProperties::OvershootWhenScrollable)); + s1->setScrollerProperties(sp1); + kineticScrollNoTest(sw, QPointF(0, 500), QPoint(0, 0), QPoint(400, 0), QPoint(490, 0)); + + while (s1->state() != QScroller::Inactive) + QTest::qWait(20); + + //qDebug() << "Overshoot fuzzy: "<<sw->currentPos; + QVERIFY(qFuzzyCompare( sw->currentPos.x(), 0 )); + QVERIFY(qFuzzyCompare( sw->currentPos.y(), 500 )); + QCOMPARE( sw->receivedOvershoot, false ); + + // -- try to scroll with overshoot (always on) + sw->reset(); + sw->scrollArea = QRectF(0, 0, 0, 1000); + + sp1.setScrollMetric(QScrollerProperties::HorizontalOvershootPolicy, QVariant::fromValue(QScrollerProperties::OvershootAlwaysOn)); + s1->setScrollerProperties(sp1); + kineticScrollNoTest(sw, QPointF(0, 500), QPoint(0, 0), QPoint(400, 0), QPoint(490, 0)); + + while (s1->state() != QScroller::Inactive) + QTest::qWait(20); + + //qDebug() << "Overshoot fuzzy: "<<sw->currentPos; + + QVERIFY(qFuzzyCompare( sw->currentPos.x(), 0 )); + QVERIFY(qFuzzyCompare( sw->currentPos.y(), 500 )); + QCOMPARE( sw->receivedOvershoot, true ); + + // -- try to scroll with overshoot (always off) + sw->reset(); + sw->scrollArea = QRectF(0, 0, 1000, 1000); + + sp1.setScrollMetric(QScrollerProperties::HorizontalOvershootPolicy, QVariant::fromValue(QScrollerProperties::OvershootAlwaysOff)); + s1->setScrollerProperties(sp1); + kineticScrollNoTest(sw, QPointF(500, 500), QPoint(0, 0), QPoint(400, 0), QPoint(490, 0)); + + while (s1->state() != QScroller::Inactive) + QTest::qWait(20); + + QVERIFY(qFuzzyCompare( sw->currentPos.x(), 0 )); + QVERIFY(qFuzzyCompare( sw->currentPos.y(), 500 )); + QCOMPARE( sw->receivedOvershoot, false ); + + // -- try to scroll with overshoot (always on but max overshoot = 0) + sp1.setScrollMetric(QScrollerProperties::OvershootDragDistanceFactor, 0.0); + sp1.setScrollMetric(QScrollerProperties::OvershootScrollDistanceFactor, 0.0); + sw->reset(); + sw->scrollArea = QRectF(0, 0, 1000, 1000); + + sp1.setScrollMetric(QScrollerProperties::HorizontalOvershootPolicy, QVariant::fromValue(QScrollerProperties::OvershootAlwaysOn)); + s1->setScrollerProperties(sp1); + kineticScrollNoTest(sw, QPointF(500, 500), QPoint(0, 0), QPoint(400, 0), QPoint(490, 0)); + + while (s1->state() != QScroller::Inactive) + QTest::qWait(20); + + QVERIFY(qFuzzyCompare( sw->currentPos.x(), 0 )); + QVERIFY(qFuzzyCompare( sw->currentPos.y(), 500 )); + QCOMPARE( sw->receivedOvershoot, false ); + + delete sw; +} +#endif + +QTEST_MAIN(tst_QScroller) + +#include "tst_qscroller.moc" |