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/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the QtDeclarative module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, 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, Digia gives you certain additional
** rights. These rights are described in the Digia 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.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QDECLARATIVETIMELINE_H
#define QDECLARATIVETIMELINE_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include <QtCore/QObject>
#include <QtCore/QAbstractAnimation>
QT_BEGIN_NAMESPACE
class QEasingCurve;
class QDeclarativeTimeLineValue;
class QDeclarativeTimeLineCallback;
struct QDeclarativeTimeLinePrivate;
class QDeclarativeTimeLineObject;
class Q_AUTOTEST_EXPORT QDeclarativeTimeLine : public QAbstractAnimation
{
Q_OBJECT
public:
QDeclarativeTimeLine(QObject *parent = 0);
~QDeclarativeTimeLine();
enum SyncMode { LocalSync, GlobalSync };
SyncMode syncMode() const;
void setSyncMode(SyncMode);
void pause(QDeclarativeTimeLineObject &, int);
void callback(const QDeclarativeTimeLineCallback &);
void set(QDeclarativeTimeLineValue &, qreal);
int accel(QDeclarativeTimeLineValue &, qreal velocity, qreal accel);
int accel(QDeclarativeTimeLineValue &, qreal velocity, qreal accel, qreal maxDistance);
int accelDistance(QDeclarativeTimeLineValue &, qreal velocity, qreal distance);
void move(QDeclarativeTimeLineValue &, qreal destination, int time = 500);
void move(QDeclarativeTimeLineValue &, qreal destination, const QEasingCurve &, int time = 500);
void moveBy(QDeclarativeTimeLineValue &, qreal change, int time = 500);
void moveBy(QDeclarativeTimeLineValue &, qreal change, const QEasingCurve &, int time = 500);
void sync();
void setSyncPoint(int);
int syncPoint() const;
void sync(QDeclarativeTimeLineValue &);
void sync(QDeclarativeTimeLineValue &, QDeclarativeTimeLineValue &);
void reset(QDeclarativeTimeLineValue &);
void complete();
void clear();
bool isActive() const;
int time() const;
virtual int duration() const;
Q_SIGNALS:
void updated();
void completed();
protected:
virtual void updateCurrentTime(int);
private:
void remove(QDeclarativeTimeLineObject *);
friend class QDeclarativeTimeLineObject;
friend struct QDeclarativeTimeLinePrivate;
QDeclarativeTimeLinePrivate *d;
};
class Q_AUTOTEST_EXPORT QDeclarativeTimeLineObject
{
public:
QDeclarativeTimeLineObject();
virtual ~QDeclarativeTimeLineObject();
protected:
friend class QDeclarativeTimeLine;
friend struct QDeclarativeTimeLinePrivate;
QDeclarativeTimeLine *_t;
};
class Q_AUTOTEST_EXPORT QDeclarativeTimeLineValue : public QDeclarativeTimeLineObject
{
public:
QDeclarativeTimeLineValue(qreal v = 0.) : _v(v) {}
virtual qreal value() const { return _v; }
virtual void setValue(qreal v) { _v = v; }
QDeclarativeTimeLine *timeLine() const { return _t; }
operator qreal() const { return _v; }
QDeclarativeTimeLineValue &operator=(qreal v) { setValue(v); return *this; }
private:
friend class QDeclarativeTimeLine;
friend struct QDeclarativeTimeLinePrivate;
qreal _v;
};
class Q_AUTOTEST_EXPORT QDeclarativeTimeLineCallback
{
public:
typedef void (*Callback)(void *);
QDeclarativeTimeLineCallback();
QDeclarativeTimeLineCallback(QDeclarativeTimeLineObject *b, Callback, void * = 0);
QDeclarativeTimeLineCallback(const QDeclarativeTimeLineCallback &o);
QDeclarativeTimeLineCallback &operator=(const QDeclarativeTimeLineCallback &o);
QDeclarativeTimeLineObject *callbackObject() const;
private:
friend struct QDeclarativeTimeLinePrivate;
Callback d0;
void *d1;
QDeclarativeTimeLineObject *d2;
};
template<class T>
class QDeclarativeTimeLineValueProxy : public QDeclarativeTimeLineValue
{
public:
QDeclarativeTimeLineValueProxy(T *cls, void (T::*func)(qreal), qreal v = 0.)
: QDeclarativeTimeLineValue(v), _class(cls), _setFunctionReal(func), _setFunctionInt(0)
{
Q_ASSERT(_class);
}
QDeclarativeTimeLineValueProxy(T *cls, void (T::*func)(int), qreal v = 0.)
: QDeclarativeTimeLineValue(v), _class(cls), _setFunctionReal(0), _setFunctionInt(func)
{
Q_ASSERT(_class);
}
virtual void setValue(qreal v)
{
QDeclarativeTimeLineValue::setValue(v);
if (_setFunctionReal) (_class->*_setFunctionReal)(v);
else if (_setFunctionInt) (_class->*_setFunctionInt)((int)v);
}
private:
T *_class;
void (T::*_setFunctionReal)(qreal);
void (T::*_setFunctionInt)(int);
};
QT_END_NAMESPACE
#endif
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