/****************************************************************************
**
-** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
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+** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
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** This file is part of the QtQml module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
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+** use the contact form at http://qt.digia.com/contact-us.
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** GNU Lesser General Public License Usage
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-** General Public License version 2.1 requirements will be met:
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-** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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** 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
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-** file. Please review the following information to ensure the GNU General
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+** 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
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+** ensure the GNU General Public License version 3.0 requirements will be
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** $QT_END_LICENSE$
#include <private/qquicktimeline_p_p.h>
#include <private/qquickanimation_p_p.h>
+#include <private/qquicktransitionmanager_p_p.h>
QT_BEGIN_NAMESPACE
const qreal MinimumFlickVelocity = 75.0;
class QQuickFlickableVisibleArea;
+class QQuickTransition;
+class QQuickFlickableReboundTransition;
+
class Q_AUTOTEST_EXPORT QQuickFlickablePrivate : public QQuickItemPrivate, public QQuickItemChangeListener
{
Q_DECLARE_PUBLIC(QQuickFlickable)
struct AxisData {
AxisData(QQuickFlickablePrivate *fp, void (QQuickFlickablePrivate::*func)(qreal))
- : move(fp, func), viewSize(-1), startMargin(0), endMargin(0)
- , continuousFlickVelocity(0)
+ : move(fp, func)
+ , transitionToBounds(0)
+ , viewSize(-1), startMargin(0), endMargin(0)
+ , origin(0)
+ , transitionTo(0)
+ , continuousFlickVelocity(0), vTime(0)
, smoothVelocity(fp), atEnd(false), atBeginning(true)
+ , transitionToSet(false)
, fixingUp(false), inOvershoot(false), moving(false), flicking(false)
, dragging(false), extentsChanged(false)
, explicitValue(false), minExtentDirty(true), maxExtentDirty(true)
{}
+ ~AxisData();
+
void reset() {
velocityBuffer.clear();
dragStartOffset = 0;
extentsChanged = true;
}
+ void resetTransitionTo() {
+ transitionTo = 0;
+ transitionToSet = false;
+ }
+
void addVelocitySample(qreal v, qreal maxVelocity);
void updateVelocity();
QQuickTimeLineValueProxy<QQuickFlickablePrivate> move;
+ QQuickFlickableReboundTransition *transitionToBounds;
qreal viewSize;
qreal pressPos;
+ qreal lastPos;
qreal dragStartOffset;
qreal dragMinBound;
qreal dragMaxBound;
qreal flickTarget;
qreal startMargin;
qreal endMargin;
+ qreal origin;
+ qreal transitionTo;
qreal continuousFlickVelocity;
+ QElapsedTimer velocityTime;
+ int vTime;
QQuickFlickablePrivate::Velocity smoothVelocity;
QPODVector<qreal,10> velocityBuffer;
bool atEnd : 1;
bool atBeginning : 1;
+ bool transitionToSet : 1;
bool fixingUp : 1;
bool inOvershoot : 1;
bool moving : 1;
mutable bool maxExtentDirty : 1;
};
- void flickX(qreal velocity);
- void flickY(qreal velocity);
- virtual void flick(AxisData &data, qreal minExtent, qreal maxExtent, qreal vSize,
+ bool flickX(qreal velocity);
+ bool flickY(qreal velocity);
+ virtual bool flick(AxisData &data, qreal minExtent, qreal maxExtent, qreal vSize,
QQuickTimeLineCallback::Callback fixupCallback, qreal velocity);
+ void flickingStarted(bool flickingH, bool flickingV);
void fixupX();
void fixupY();
virtual void fixup(AxisData &data, qreal minExtent, qreal maxExtent);
+ void adjustContentPos(AxisData &data, qreal toPos);
+ void resetTimeline(AxisData &data);
+ void clearTimeline();
void updateBeginningEnd();
void draggingStarting();
void draggingEnding();
+ bool isViewMoving() const;
+
public:
QQuickItem *contentItem;
QPointF pressPos;
qreal deceleration;
qreal maxVelocity;
- QElapsedTimer velocityTime;
- QPointF lastFlickablePosition;
qreal reportedVelocitySmoothing;
QMouseEvent *delayedPressEvent;
QQuickItem *delayedPressTarget;
QQuickFlickableVisibleArea *visibleArea;
QQuickFlickable::FlickableDirection flickableDirection;
QQuickFlickable::BoundsBehavior boundsBehavior;
+ QQuickTransition *rebound;
+
+ void viewportAxisMoved(AxisData &data, qreal minExtent, qreal maxExtent, qreal vSize,
+ QQuickTimeLineCallback::Callback fixupCallback);
void handleMousePressEvent(QMouseEvent *);
void handleMouseMoveEvent(QMouseEvent *);