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148 lines
4.3 KiB
148 lines
4.3 KiB
/****************************************************************************
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**
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the QtCore module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** Commercial Usage
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** Licensees holding valid Qt Commercial licenses may use this file in
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** accordance with the Qt Commercial License Agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Nokia.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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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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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef QTIMELINE_H
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#define QTIMELINE_H
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#include <QtCore/qeasingcurve.h>
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#include <QtCore/qobject.h>
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QT_BEGIN_HEADER
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QT_BEGIN_NAMESPACE
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QT_MODULE(Core)
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class QTimeLinePrivate;
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class Q_CORE_EXPORT QTimeLine : public QObject
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{
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Q_OBJECT
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Q_PROPERTY(int duration READ duration WRITE setDuration)
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Q_PROPERTY(int updateInterval READ updateInterval WRITE setUpdateInterval)
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Q_PROPERTY(int currentTime READ currentTime WRITE setCurrentTime)
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Q_PROPERTY(Direction direction READ direction WRITE setDirection)
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Q_PROPERTY(int loopCount READ loopCount WRITE setLoopCount)
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Q_PROPERTY(CurveShape curveShape READ curveShape WRITE setCurveShape)
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Q_PROPERTY(QEasingCurve easingCurve READ easingCurve WRITE setEasingCurve)
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public:
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enum State {
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NotRunning,
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Paused,
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Running
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};
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enum Direction {
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Forward,
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Backward
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};
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enum CurveShape {
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EaseInCurve,
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EaseOutCurve,
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EaseInOutCurve,
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LinearCurve,
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SineCurve,
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CosineCurve
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};
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explicit QTimeLine(int duration = 1000, QObject *parent = 0);
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virtual ~QTimeLine();
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State state() const;
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int loopCount() const;
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void setLoopCount(int count);
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Direction direction() const;
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void setDirection(Direction direction);
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int duration() const;
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void setDuration(int duration);
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int startFrame() const;
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void setStartFrame(int frame);
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int endFrame() const;
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void setEndFrame(int frame);
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void setFrameRange(int startFrame, int endFrame);
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int updateInterval() const;
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void setUpdateInterval(int interval);
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CurveShape curveShape() const;
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void setCurveShape(CurveShape shape);
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QEasingCurve easingCurve() const;
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void setEasingCurve(const QEasingCurve &curve);
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int currentTime() const;
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int currentFrame() const;
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qreal currentValue() const;
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int frameForTime(int msec) const;
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virtual qreal valueForTime(int msec) const;
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public Q_SLOTS:
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void start();
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void resume();
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void stop();
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void setPaused(bool paused);
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void setCurrentTime(int msec);
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void toggleDirection();
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Q_SIGNALS:
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void valueChanged(qreal x);
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void frameChanged(int);
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void stateChanged(QTimeLine::State newState);
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void finished();
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protected:
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void timerEvent(QTimerEvent *event);
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private:
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Q_DISABLE_COPY(QTimeLine)
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Q_DECLARE_PRIVATE(QTimeLine)
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};
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QT_END_NAMESPACE
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QT_END_HEADER
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#endif
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