diff options
Diffstat (limited to 'src/declarative/graphicsitems/qdeclarativeflickable.cpp')
| -rw-r--r-- | src/declarative/graphicsitems/qdeclarativeflickable.cpp | 385 |
1 files changed, 181 insertions, 204 deletions
diff --git a/src/declarative/graphicsitems/qdeclarativeflickable.cpp b/src/declarative/graphicsitems/qdeclarativeflickable.cpp index 63c97e0..67068a0 100644 --- a/src/declarative/graphicsitems/qdeclarativeflickable.cpp +++ b/src/declarative/graphicsitems/qdeclarativeflickable.cpp @@ -90,7 +90,7 @@ void QDeclarativeFlickableVisibleArea::updateVisible() // Vertical const qreal viewheight = flickable->height(); const qreal maxyextent = -flickable->maxYExtent() + flickable->minYExtent(); - qreal pagePos = (-p->_moveY.value() + flickable->minYExtent()) / (maxyextent + viewheight); + qreal pagePos = (-p->vData.move.value() + flickable->minYExtent()) / (maxyextent + viewheight); qreal pageSize = viewheight / (maxyextent + viewheight); if (pageSize != m_heightRatio) { @@ -105,7 +105,7 @@ void QDeclarativeFlickableVisibleArea::updateVisible() // Horizontal const qreal viewwidth = flickable->width(); const qreal maxxextent = -flickable->maxXExtent() + flickable->minXExtent(); - pagePos = (-p->_moveX.value() + flickable->minXExtent()) / (maxxextent + viewwidth); + pagePos = (-p->hData.move.value() + flickable->minXExtent()) / (maxxextent + viewwidth); pageSize = viewwidth / (maxxextent + viewwidth); if (pageSize != m_widthRatio) { @@ -123,13 +123,13 @@ void QDeclarativeFlickableVisibleArea::updateVisible() QDeclarativeFlickablePrivate::QDeclarativeFlickablePrivate() : viewport(new QDeclarativeItem) - , _moveX(this, &QDeclarativeFlickablePrivate::setRoundedViewportX) - , _moveY(this, &QDeclarativeFlickablePrivate::setRoundedViewportY) - , vWidth(-1), vHeight(-1), overShoot(true), flicked(false), moving(false), stealMouse(false) - , pressed(false), atXEnd(false), atXBeginning(true), atYEnd(false), atYBeginning(true) + , hData(this, &QDeclarativeFlickablePrivate::setRoundedViewportX) + , vData(this, &QDeclarativeFlickablePrivate::setRoundedViewportY) + , overShoot(true), flicked(false), moving(false), stealMouse(false) + , pressed(false) , interactive(true), deceleration(500), maxVelocity(2000), reportedVelocitySmoothing(100) , delayedPressEvent(0), delayedPressTarget(0), pressDelay(0), fixupDuration(600) - , horizontalVelocity(this), verticalVelocity(this), vTime(0), visibleArea(0) + , vTime(0), visibleArea(0) , flickDirection(QDeclarativeFlickable::AutoFlickDirection) { } @@ -138,14 +138,24 @@ void QDeclarativeFlickablePrivate::init() { Q_Q(QDeclarativeFlickable); viewport->setParent(q); - QObject::connect(&timeline, SIGNAL(updated()), q, SLOT(ticked())); - QObject::connect(&timeline, SIGNAL(completed()), q, SLOT(movementEnding())); + static int timelineUpdatedIdx = -1; + static int timelineCompletedIdx = -1; + static int flickableTickedIdx = -1; + static int flickableMovementEndingIdx = -1; + if (timelineUpdatedIdx == -1) { + timelineUpdatedIdx = QDeclarativeTimeLine::staticMetaObject.indexOfSignal("updated()"); + timelineCompletedIdx = QDeclarativeTimeLine::staticMetaObject.indexOfSignal("completed()"); + flickableTickedIdx = QDeclarativeFlickable::staticMetaObject.indexOfSlot("ticked()"); + flickableMovementEndingIdx = QDeclarativeFlickable::staticMetaObject.indexOfSlot("movementEnding()"); + } + QMetaObject::connect(&timeline, timelineUpdatedIdx, + q, flickableTickedIdx, Qt::DirectConnection); + QMetaObject::connect(&timeline, timelineCompletedIdx, + q, flickableMovementEndingIdx, Qt::DirectConnection); q->setAcceptedMouseButtons(Qt::LeftButton); q->setFiltersChildEvents(true); - QObject::connect(viewport, SIGNAL(xChanged()), q, SIGNAL(contentXChanged())); - QObject::connect(viewport, SIGNAL(yChanged()), q, SIGNAL(contentYChanged())); - QObject::connect(q, SIGNAL(heightChanged()), q, SLOT(heightChange())); - QObject::connect(q, SIGNAL(widthChanged()), q, SLOT(widthChange())); + QDeclarativeItemPrivate *viewportPrivate = static_cast<QDeclarativeItemPrivate*>(QGraphicsItemPrivate::get(viewport)); + viewportPrivate->addItemChangeListener(this, QDeclarativeItemPrivate::Geometry); } /* @@ -164,59 +174,43 @@ qreal QDeclarativeFlickablePrivate::overShootDistance(qreal velocity, qreal size return dist; } -void QDeclarativeFlickablePrivate::flickX(qreal velocity) +void QDeclarativeFlickablePrivate::itemGeometryChanged(QDeclarativeItem *item, const QRectF &newGeom, const QRectF &oldGeom) { Q_Q(QDeclarativeFlickable); - qreal maxDistance = -1; - // -ve velocity means list is moving up - if (velocity > 0) { - const qreal minX = q->minXExtent(); - if (_moveX.value() < minX) - maxDistance = qAbs(minX -_moveX.value() + (overShoot?overShootDistance(velocity,q->width()):0)); - flickTargetX = minX; - } else { - const qreal maxX = q->maxXExtent(); - if (_moveX.value() > maxX) - maxDistance = qAbs(maxX - _moveX.value()) + (overShoot?overShootDistance(velocity,q->width()):0); - flickTargetX = maxX; - } - if (maxDistance > 0) { - qreal v = velocity; - if (maxVelocity != -1 && maxVelocity < qAbs(v)) { - if (v < 0) - v = -maxVelocity; - else - v = maxVelocity; - } - timeline.reset(_moveX); - timeline.accel(_moveX, v, deceleration, maxDistance); - timeline.callback(QDeclarativeTimeLineCallback(&_moveX, fixupX_callback, this)); - if (!flicked) { - flicked = true; - emit q->flickingChanged(); - emit q->flickStarted(); - } - } else { - timeline.reset(_moveX); - fixupX(); + if (item == viewport) { + if (newGeom.x() != oldGeom.x()) + emit q->contentXChanged(); + if (newGeom.y() != oldGeom.y()) + emit q->contentYChanged(); } } +void QDeclarativeFlickablePrivate::flickX(qreal velocity) +{ + Q_Q(QDeclarativeFlickable); + flick(hData, q->minXExtent(), q->maxXExtent(), q->width(), fixupX_callback, velocity); +} + void QDeclarativeFlickablePrivate::flickY(qreal velocity) { Q_Q(QDeclarativeFlickable); + flick(vData, q->minYExtent(), q->maxYExtent(), q->height(), fixupY_callback, velocity); +} + +void QDeclarativeFlickablePrivate::flick(AxisData &data, qreal minExtent, qreal maxExtent, qreal vSize, + QDeclarativeTimeLineCallback::Callback fixupCallback, qreal velocity) +{ + Q_Q(QDeclarativeFlickable); qreal maxDistance = -1; // -ve velocity means list is moving up if (velocity > 0) { - const qreal minY = q->minYExtent(); - if (_moveY.value() < minY) - maxDistance = qAbs(minY -_moveY.value() + (overShoot?overShootDistance(velocity,q->height()):0)); - flickTargetY = minY; + if (data.move.value() < minExtent) + maxDistance = qAbs(minExtent - data.move.value() + (overShoot?overShootDistance(velocity,vSize):0)); + data.flickTarget = minExtent; } else { - const qreal maxY = q->maxYExtent(); - if (_moveY.value() > maxY) - maxDistance = qAbs(maxY - _moveY.value()) + (overShoot?overShootDistance(velocity,q->height()):0); - flickTargetY = maxY; + if (data.move.value() > maxExtent) + maxDistance = qAbs(maxExtent - data.move.value()) + (overShoot?overShootDistance(velocity,vSize):0); + data.flickTarget = maxExtent; } if (maxDistance > 0) { qreal v = velocity; @@ -226,55 +220,20 @@ void QDeclarativeFlickablePrivate::flickY(qreal velocity) else v = maxVelocity; } - timeline.reset(_moveY); - timeline.accel(_moveY, v, deceleration, maxDistance); - timeline.callback(QDeclarativeTimeLineCallback(&_moveY, fixupY_callback, this)); + timeline.reset(data.move); + timeline.accel(data.move, v, deceleration, maxDistance); + timeline.callback(QDeclarativeTimeLineCallback(&data.move, fixupCallback, this)); if (!flicked) { flicked = true; emit q->flickingChanged(); emit q->flickStarted(); } } else { - timeline.reset(_moveY); - fixupY(); + timeline.reset(data.move); + fixup(data, minExtent, maxExtent); } } -void QDeclarativeFlickablePrivate::fixupX() -{ - Q_Q(QDeclarativeFlickable); - if (!q->xflick() || _moveX.timeLine()) - return; - - if (_moveX.value() > q->minXExtent() || (q->maxXExtent() > q->minXExtent())) { - timeline.reset(_moveX); - if (_moveX.value() != q->minXExtent()) { - if (fixupDuration) { - qreal dist = q->minXExtent() - _moveX; - timeline.move(_moveX, q->minXExtent() - dist/2, QEasingCurve(QEasingCurve::InQuad), fixupDuration/4); - timeline.move(_moveX, q->minXExtent(), QEasingCurve(QEasingCurve::OutQuint), 3*fixupDuration/4); - } else { - _moveX.setValue(q->minXExtent()); - } - } - //emit flickingChanged(); - } else if (_moveX.value() < q->maxXExtent()) { - timeline.reset(_moveX); - if (fixupDuration) { - qreal dist = q->maxXExtent() - _moveX; - timeline.move(_moveX, q->maxXExtent() - dist/2, QEasingCurve(QEasingCurve::InQuad), fixupDuration/4); - timeline.move(_moveX, q->maxXExtent(), QEasingCurve(QEasingCurve::OutQuint), 3*fixupDuration/4); - } else { - _moveX.setValue(q->maxXExtent()); - } - //emit flickingChanged(); - } else { - flicked = false; - } - - vTime = timeline.time(); -} - void QDeclarativeFlickablePrivate::fixupY_callback(void *data) { ((QDeclarativeFlickablePrivate *)data)->fixupY(); @@ -285,32 +244,46 @@ void QDeclarativeFlickablePrivate::fixupX_callback(void *data) ((QDeclarativeFlickablePrivate *)data)->fixupX(); } +void QDeclarativeFlickablePrivate::fixupX() +{ + Q_Q(QDeclarativeFlickable); + if (!q->xflick() || hData.move.timeLine()) + return; + + fixup(hData, q->minXExtent(), q->maxXExtent()); +} + void QDeclarativeFlickablePrivate::fixupY() { Q_Q(QDeclarativeFlickable); - if (!q->yflick() || _moveY.timeLine()) + if (!q->yflick() || vData.move.timeLine()) return; - if (_moveY.value() > q->minYExtent() || (q->maxYExtent() > q->minYExtent())) { - timeline.reset(_moveY); - if (_moveY.value() != q->minYExtent()) { + fixup(vData, q->minYExtent(), q->maxYExtent()); +} + +void QDeclarativeFlickablePrivate::fixup(AxisData &data, qreal minExtent, qreal maxExtent) +{ + if (data.move.value() > minExtent || maxExtent > minExtent) { + timeline.reset(data.move); + if (data.move.value() != minExtent) { if (fixupDuration) { - qreal dist = q->minYExtent() - _moveY; - timeline.move(_moveY, q->minYExtent() - dist/2, QEasingCurve(QEasingCurve::InQuad), fixupDuration/4); - timeline.move(_moveY, q->minYExtent(), QEasingCurve(QEasingCurve::OutQuint), 3*fixupDuration/4); + qreal dist = minExtent - data.move; + timeline.move(data.move, minExtent - dist/2, QEasingCurve(QEasingCurve::InQuad), fixupDuration/4); + timeline.move(data.move, minExtent, QEasingCurve(QEasingCurve::OutQuint), 3*fixupDuration/4); } else { - _moveY.setValue(q->minYExtent()); + data.move.setValue(minExtent); } } //emit flickingChanged(); - } else if (_moveY.value() < q->maxYExtent()) { - timeline.reset(_moveY); + } else if (data.move.value() < maxExtent) { + timeline.reset(data.move); if (fixupDuration) { - qreal dist = q->maxYExtent() - _moveY; - timeline.move(_moveY, q->maxYExtent() - dist/2, QEasingCurve(QEasingCurve::InQuad), fixupDuration/4); - timeline.move(_moveY, q->maxYExtent(), QEasingCurve(QEasingCurve::OutQuint), 3*fixupDuration/4); + qreal dist = maxExtent - data.move; + timeline.move(data.move, maxExtent - dist/2, QEasingCurve(QEasingCurve::InQuad), fixupDuration/4); + timeline.move(data.move, maxExtent, QEasingCurve(QEasingCurve::OutQuint), 3*fixupDuration/4); } else { - _moveY.setValue(q->maxYExtent()); + data.move.setValue(maxExtent); } //emit flickingChanged(); } else { @@ -327,31 +300,31 @@ void QDeclarativeFlickablePrivate::updateBeginningEnd() // Vertical const int maxyextent = int(-q->maxYExtent()); - const qreal ypos = -_moveY.value(); + const qreal ypos = -vData.move.value(); bool atBeginning = (ypos <= -q->minYExtent()); bool atEnd = (maxyextent <= ypos); - if (atBeginning != atYBeginning) { - atYBeginning = atBeginning; + if (atBeginning != vData.atBeginning) { + vData.atBeginning = atBeginning; atBoundaryChange = true; } - if (atEnd != atYEnd) { - atYEnd = atEnd; + if (atEnd != vData.atEnd) { + vData.atEnd = atEnd; atBoundaryChange = true; } // Horizontal const int maxxextent = int(-q->maxXExtent()); - const qreal xpos = -_moveX.value(); + const qreal xpos = -hData.move.value(); atBeginning = (xpos <= -q->minXExtent()); atEnd = (maxxextent <= xpos); - if (atBeginning != atXBeginning) { - atXBeginning = atBeginning; + if (atBeginning != hData.atBeginning) { + hData.atBeginning = atBeginning; atBoundaryChange = true; } - if (atEnd != atXEnd) { - atXEnd = atEnd; + if (atEnd != hData.atEnd) { + hData.atEnd = atEnd; atBoundaryChange = true; } @@ -468,17 +441,17 @@ QDeclarativeFlickable::~QDeclarativeFlickable() qreal QDeclarativeFlickable::contentX() const { Q_D(const QDeclarativeFlickable); - return -d->_moveX.value(); + return -d->hData.move.value(); } void QDeclarativeFlickable::setContentX(qreal pos) { Q_D(QDeclarativeFlickable); pos = qRound(pos); - d->timeline.reset(d->_moveX); + d->timeline.reset(d->hData.move); d->vTime = d->timeline.time(); - if (-pos != d->_moveX.value()) { - d->_moveX.setValue(-pos); + if (-pos != d->hData.move.value()) { + d->hData.move.setValue(-pos); viewportMoved(); } } @@ -486,17 +459,17 @@ void QDeclarativeFlickable::setContentX(qreal pos) qreal QDeclarativeFlickable::contentY() const { Q_D(const QDeclarativeFlickable); - return -d->_moveY.value(); + return -d->vData.move.value(); } void QDeclarativeFlickable::setContentY(qreal pos) { Q_D(QDeclarativeFlickable); pos = qRound(pos); - d->timeline.reset(d->_moveY); + d->timeline.reset(d->vData.move); d->vTime = d->timeline.time(); - if (-pos != d->_moveY.value()) { - d->_moveY.setValue(-pos); + if (-pos != d->vData.move.value()) { + d->vData.move.setValue(-pos); viewportMoved(); } } @@ -543,13 +516,13 @@ void QDeclarativeFlickable::setInteractive(bool interactive) qreal QDeclarativeFlickable::horizontalVelocity() const { Q_D(const QDeclarativeFlickable); - return d->horizontalVelocity.value(); + return d->hData.smoothVelocity.value(); } qreal QDeclarativeFlickable::verticalVelocity() const { Q_D(const QDeclarativeFlickable); - return d->verticalVelocity.value(); + return d->vData.smoothVelocity.value(); } /*! @@ -564,25 +537,25 @@ qreal QDeclarativeFlickable::verticalVelocity() const bool QDeclarativeFlickable::isAtXEnd() const { Q_D(const QDeclarativeFlickable); - return d->atXEnd; + return d->hData.atEnd; } bool QDeclarativeFlickable::isAtXBeginning() const { Q_D(const QDeclarativeFlickable); - return d->atXBeginning; + return d->hData.atBeginning; } bool QDeclarativeFlickable::isAtYEnd() const { Q_D(const QDeclarativeFlickable); - return d->atYEnd; + return d->vData.atEnd; } bool QDeclarativeFlickable::isAtYBeginning() const { Q_D(const QDeclarativeFlickable); - return d->atYBeginning; + return d->vData.atBeginning; } void QDeclarativeFlickable::ticked() @@ -636,19 +609,19 @@ void QDeclarativeFlickable::setFlickDirection(FlickDirection direction) void QDeclarativeFlickablePrivate::handleMousePressEvent(QGraphicsSceneMouseEvent *event) { - if (interactive && timeline.isActive() && (qAbs(velocityX) > 10 || qAbs(velocityY) > 10)) + if (interactive && timeline.isActive() && (qAbs(hData.velocity) > 10 || qAbs(vData.velocity) > 10)) stealMouse = true; // If we've been flicked then steal the click. else stealMouse = false; pressed = true; timeline.clear(); - velocityX = 0; - velocityY = 0; + hData.velocity = 0; + vData.velocity = 0; lastPos = QPoint(); QDeclarativeItemPrivate::start(lastPosTime); pressPos = event->pos(); - pressX = _moveX.value(); - pressY = _moveY.value(); + hData.pressPos = hData.move.value(); + vData.pressPos = vData.move.value(); flicked = false; QDeclarativeItemPrivate::start(pressTime); QDeclarativeItemPrivate::start(velocityTime); @@ -666,7 +639,7 @@ void QDeclarativeFlickablePrivate::handleMouseMoveEvent(QGraphicsSceneMouseEvent if (q->yflick()) { int dy = int(event->pos().y() - pressPos.y()); if (qAbs(dy) > QApplication::startDragDistance() || QDeclarativeItemPrivate::elapsed(pressTime) > 200) { - qreal newY = dy + pressY; + qreal newY = dy + vData.pressPos; const qreal minY = q->minYExtent(); const qreal maxY = q->maxYExtent(); if (newY > minY) @@ -682,7 +655,7 @@ void QDeclarativeFlickablePrivate::handleMouseMoveEvent(QGraphicsSceneMouseEvent rejectY = true; } if (!rejectY && stealMouse) { - _moveY.setValue(newY); + vData.move.setValue(newY); moved = true; } if (qAbs(dy) > QApplication::startDragDistance()) @@ -693,7 +666,7 @@ void QDeclarativeFlickablePrivate::handleMouseMoveEvent(QGraphicsSceneMouseEvent if (q->xflick()) { int dx = int(event->pos().x() - pressPos.x()); if (qAbs(dx) > QApplication::startDragDistance() || QDeclarativeItemPrivate::elapsed(pressTime) > 200) { - qreal newX = dx + pressX; + qreal newX = dx + hData.pressPos; const qreal minX = q->minXExtent(); const qreal maxX = q->maxXExtent(); if (newX > minX) @@ -709,7 +682,7 @@ void QDeclarativeFlickablePrivate::handleMouseMoveEvent(QGraphicsSceneMouseEvent rejectX = true; } if (!rejectX && stealMouse) { - _moveX.setValue(newX); + hData.move.setValue(newX); moved = true; } @@ -725,20 +698,20 @@ void QDeclarativeFlickablePrivate::handleMouseMoveEvent(QGraphicsSceneMouseEvent if (q->yflick()) { qreal diff = event->pos().y() - lastPos.y(); // average to reduce the effect of spurious moves - velocityY += diff / elapsed; - velocityY /= 2; + vData.velocity += diff / elapsed; + vData.velocity /= 2; } if (q->xflick()) { qreal diff = event->pos().x() - lastPos.x(); // average to reduce the effect of spurious moves - velocityX += diff / elapsed; - velocityX /= 2; + hData.velocity += diff / elapsed; + hData.velocity /= 2; } } - if (rejectY) velocityY = 0; - if (rejectX) velocityX = 0; + if (rejectY) vData.velocity = 0; + if (rejectX) hData.velocity = 0; if (moved) { q->movementStarting(); @@ -759,13 +732,13 @@ void QDeclarativeFlickablePrivate::handleMouseReleaseEvent(QGraphicsSceneMouseEv if (QDeclarativeItemPrivate::elapsed(lastPosTime) > 100) { // if we drag then pause before release we should not cause a flick. - velocityX = 0.0; - velocityY = 0.0; + hData.velocity = 0.0; + vData.velocity = 0.0; } vTime = timeline.time(); - if (qAbs(velocityY) > 10 && qAbs(event->pos().y() - pressPos.y()) > FlickThreshold) { - qreal velocity = velocityY; + if (qAbs(vData.velocity) > 10 && qAbs(event->pos().y() - pressPos.y()) > FlickThreshold) { + qreal velocity = vData.velocity; if (qAbs(velocity) < minimumFlickVelocity) // Minimum velocity to avoid annoyingly slow flicks. velocity = velocity < 0 ? -minimumFlickVelocity : minimumFlickVelocity; flickY(velocity); @@ -773,8 +746,8 @@ void QDeclarativeFlickablePrivate::handleMouseReleaseEvent(QGraphicsSceneMouseEv fixupY(); } - if (qAbs(velocityX) > 10 && qAbs(event->pos().x() - pressPos.x()) > FlickThreshold) { - qreal velocity = velocityX; + if (qAbs(hData.velocity) > 10 && qAbs(event->pos().x() - pressPos.x()) > FlickThreshold) { + qreal velocity = hData.velocity; if (qAbs(velocity) < minimumFlickVelocity) // Minimum velocity to avoid annoyingly slow flicks. velocity = velocity < 0 ? -minimumFlickVelocity : minimumFlickVelocity; flickX(velocity); @@ -832,19 +805,19 @@ void QDeclarativeFlickable::wheelEvent(QGraphicsSceneWheelEvent *event) QDeclarativeItem::wheelEvent(event); } else if (yflick()) { if (event->delta() > 0) - d->velocityY = qMax(event->delta() - d->verticalVelocity.value(), qreal(250.0)); + d->vData.velocity = qMax(event->delta() - d->vData.smoothVelocity.value(), qreal(250.0)); else - d->velocityY = qMin(event->delta() - d->verticalVelocity.value(), qreal(-250.0)); + d->vData.velocity = qMin(event->delta() - d->vData.smoothVelocity.value(), qreal(-250.0)); d->flicked = false; - d->flickY(d->velocityY); + d->flickY(d->vData.velocity); event->accept(); } else if (xflick()) { if (event->delta() > 0) - d->velocityX = qMax(event->delta() - d->horizontalVelocity.value(), qreal(250.0)); + d->hData.velocity = qMax(event->delta() - d->hData.smoothVelocity.value(), qreal(250.0)); else - d->velocityX = qMin(event->delta() - d->horizontalVelocity.value(), qreal(-250.0)); + d->hData.velocity = qMin(event->delta() - d->hData.smoothVelocity.value(), qreal(-250.0)); d->flicked = false; - d->flickX(d->velocityX); + d->flickX(d->hData.velocity); event->accept(); } else { QDeclarativeItem::wheelEvent(event); @@ -946,32 +919,56 @@ void QDeclarativeFlickable::viewportMoved() qreal prevX = d->lastFlickablePosition.y(); d->velocityTimeline.clear(); if (d->pressed) { - qreal horizontalVelocity = (prevX - d->_moveX.value()) * 1000 / elapsed; - qreal verticalVelocity = (prevY - d->_moveY.value()) * 1000 / elapsed; - d->velocityTimeline.move(d->horizontalVelocity, horizontalVelocity, d->reportedVelocitySmoothing); - d->velocityTimeline.move(d->horizontalVelocity, 0, d->reportedVelocitySmoothing); - d->velocityTimeline.move(d->verticalVelocity, verticalVelocity, d->reportedVelocitySmoothing); - d->velocityTimeline.move(d->verticalVelocity, 0, d->reportedVelocitySmoothing); + qreal horizontalVelocity = (prevX - d->hData.move.value()) * 1000 / elapsed; + qreal verticalVelocity = (prevY - d->vData.move.value()) * 1000 / elapsed; + d->velocityTimeline.move(d->hData.smoothVelocity, horizontalVelocity, d->reportedVelocitySmoothing); + d->velocityTimeline.move(d->hData.smoothVelocity, 0, d->reportedVelocitySmoothing); + d->velocityTimeline.move(d->vData.smoothVelocity, verticalVelocity, d->reportedVelocitySmoothing); + d->velocityTimeline.move(d->vData.smoothVelocity, 0, d->reportedVelocitySmoothing); } else { if (d->timeline.time() > d->vTime) { - qreal horizontalVelocity = (prevX - d->_moveX.value()) * 1000 / (d->timeline.time() - d->vTime); - qreal verticalVelocity = (prevY - d->_moveY.value()) * 1000 / (d->timeline.time() - d->vTime); - d->horizontalVelocity.setValue(horizontalVelocity); - d->verticalVelocity.setValue(verticalVelocity); + qreal horizontalVelocity = (prevX - d->hData.move.value()) * 1000 / (d->timeline.time() - d->vTime); + qreal verticalVelocity = (prevY - d->vData.move.value()) * 1000 / (d->timeline.time() - d->vTime); + d->hData.smoothVelocity.setValue(horizontalVelocity); + d->vData.smoothVelocity.setValue(verticalVelocity); } } - d->lastFlickablePosition = QPointF(d->_moveY.value(), d->_moveX.value()); + d->lastFlickablePosition = QPointF(d->vData.move.value(), d->hData.move.value()); d->vTime = d->timeline.time(); d->updateBeginningEnd(); } +void QDeclarativeFlickable::geometryChanged(const QRectF &newGeometry, + const QRectF &oldGeometry) +{ + Q_D(QDeclarativeFlickable); + QDeclarativeItem::geometryChanged(newGeometry, oldGeometry); + + bool changed = false; + if (newGeometry.width() != oldGeometry.width()) { + if (d->hData.viewSize < 0) { + d->viewport->setWidth(width()); + emit contentWidthChanged(); + } + } + if (newGeometry.height() != oldGeometry.height()) { + if (d->vData.viewSize < 0) { + d->viewport->setHeight(height()); + emit contentHeightChanged(); + } + } + + if (changed) + d->updateBeginningEnd(); +} + void QDeclarativeFlickable::cancelFlick() { Q_D(QDeclarativeFlickable); - d->timeline.reset(d->_moveX); - d->timeline.reset(d->_moveY); + d->timeline.reset(d->hData.move); + d->timeline.reset(d->vData.move); movementEnding(); } @@ -1038,15 +1035,15 @@ void QDeclarativeFlickable::setOverShoot(bool o) qreal QDeclarativeFlickable::contentWidth() const { Q_D(const QDeclarativeFlickable); - return d->vWidth; + return d->hData.viewSize; } void QDeclarativeFlickable::setContentWidth(qreal w) { Q_D(QDeclarativeFlickable); - if (d->vWidth == w) + if (d->hData.viewSize == w) return; - d->vWidth = w; + d->hData.viewSize = w; if (w < 0) d->viewport->setWidth(width()); else @@ -1058,38 +1055,18 @@ void QDeclarativeFlickable::setContentWidth(qreal w) d->updateBeginningEnd(); } -void QDeclarativeFlickable::widthChange() -{ - Q_D(QDeclarativeFlickable); - if (d->vWidth < 0) { - d->viewport->setWidth(width()); - emit contentWidthChanged(); - } - d->updateBeginningEnd(); -} - -void QDeclarativeFlickable::heightChange() -{ - Q_D(QDeclarativeFlickable); - if (d->vHeight < 0) { - d->viewport->setHeight(height()); - emit contentHeightChanged(); - } - d->updateBeginningEnd(); -} - qreal QDeclarativeFlickable::contentHeight() const { Q_D(const QDeclarativeFlickable); - return d->vHeight; + return d->vData.viewSize; } void QDeclarativeFlickable::setContentHeight(qreal h) { Q_D(QDeclarativeFlickable); - if (d->vHeight == h) + if (d->vData.viewSize == h) return; - d->vHeight = h; + d->vData.viewSize = h; if (h < 0) d->viewport->setHeight(height()); else @@ -1104,19 +1081,19 @@ void QDeclarativeFlickable::setContentHeight(qreal h) qreal QDeclarativeFlickable::vWidth() const { Q_D(const QDeclarativeFlickable); - if (d->vWidth < 0) + if (d->hData.viewSize < 0) return width(); else - return d->vWidth; + return d->hData.viewSize; } qreal QDeclarativeFlickable::vHeight() const { Q_D(const QDeclarativeFlickable); - if (d->vHeight < 0) + if (d->vData.viewSize < 0) return height(); else - return d->vHeight; + return d->vData.viewSize; } bool QDeclarativeFlickable::xflick() const @@ -1327,8 +1304,8 @@ void QDeclarativeFlickable::movementEnding() emit flickingChanged(); emit flickEnded(); } - d->horizontalVelocity.setValue(0); - d->verticalVelocity.setValue(0); + d->hData.smoothVelocity.setValue(0); + d->vData.smoothVelocity.setValue(0); } void QDeclarativeFlickablePrivate::updateVelocity() |