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Diffstat (limited to 'src/corelib/tools/qtimeline.h')
-rw-r--r-- | src/corelib/tools/qtimeline.h | 149 |
1 files changed, 149 insertions, 0 deletions
diff --git a/src/corelib/tools/qtimeline.h b/src/corelib/tools/qtimeline.h new file mode 100644 index 0000000..314dd7c --- /dev/null +++ b/src/corelib/tools/qtimeline.h @@ -0,0 +1,149 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the QtCore module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** 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, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, 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. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QTIMELINE_H +#define QTIMELINE_H + +#include <QtCore/qeasingcurve.h> +#include <QtCore/qobject.h> + +QT_EXPERIMENTAL_USE_NAMESPACE + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +QT_MODULE(Core) + +class QTimeLinePrivate; +class Q_CORE_EXPORT QTimeLine : public QObject +{ + Q_OBJECT + Q_PROPERTY(int duration READ duration WRITE setDuration) + Q_PROPERTY(int updateInterval READ updateInterval WRITE setUpdateInterval) + Q_PROPERTY(int currentTime READ currentTime WRITE setCurrentTime) + Q_PROPERTY(Direction direction READ direction WRITE setDirection) + Q_PROPERTY(int loopCount READ loopCount WRITE setLoopCount) + Q_PROPERTY(CurveShape curveShape READ curveShape WRITE setCurveShape) + Q_PROPERTY(QEasingCurve easingCurve READ easingCurve WRITE setEasingCurve) +public: + enum State { + NotRunning, + Paused, + Running + }; + enum Direction { + Forward, + Backward + }; + enum CurveShape { + EaseInCurve, + EaseOutCurve, + EaseInOutCurve, + LinearCurve, + SineCurve, + CosineCurve + }; + + explicit QTimeLine(int duration = 1000, QObject *parent = 0); + virtual ~QTimeLine(); + + State state() const; + + int loopCount() const; + void setLoopCount(int count); + + Direction direction() const; + void setDirection(Direction direction); + + int duration() const; + void setDuration(int duration); + + int startFrame() const; + void setStartFrame(int frame); + int endFrame() const; + void setEndFrame(int frame); + void setFrameRange(int startFrame, int endFrame); + + int updateInterval() const; + void setUpdateInterval(int interval); + + CurveShape curveShape() const; + void setCurveShape(CurveShape shape); + + QEasingCurve easingCurve() const; + void setEasingCurve(const QEasingCurve &curve); + + int currentTime() const; + int currentFrame() const; + qreal currentValue() const; + + int frameForTime(int msec) const; + virtual qreal valueForTime(int msec) const; + +public Q_SLOTS: + void start(); + void resume(); + void stop(); + void setPaused(bool paused); + void setCurrentTime(int msec); + void toggleDirection(); + +Q_SIGNALS: + void valueChanged(qreal x); + void frameChanged(int); + void stateChanged(QTimeLine::State newState); + void finished(); + +protected: + void timerEvent(QTimerEvent *event); + +private: + Q_DISABLE_COPY(QTimeLine) + Q_DECLARE_PRIVATE(QTimeLine) +}; + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif + |