| /**************************************************************************** |
| ** |
| ** Copyright (C) 2015 The Qt Company Ltd. |
| ** Contact: http://www.qt.io/licensing/ |
| ** |
| ** This file is part of the QtCore module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL21$ |
| ** 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 The Qt Company. For licensing terms |
| ** and conditions see http://www.qt.io/terms-conditions. For further |
| ** information use the contact form at http://www.qt.io/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 or version 3 as published by the Free |
| ** Software Foundation and appearing in the file LICENSE.LGPLv21 and |
| ** LICENSE.LGPLv3 included in the packaging of this file. Please review the |
| ** following information to ensure the GNU Lesser General Public License |
| ** requirements will be met: https://www.gnu.org/licenses/lgpl.html and |
| ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
| ** |
| ** As a special exception, The Qt Company gives you certain additional |
| ** rights. These rights are described in The Qt Company LGPL Exception |
| ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #ifndef QTIMELINE_H |
| #define QTIMELINE_H |
| |
| #include <QtCore/qeasingcurve.h> |
| #include <QtCore/qobject.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| |
| 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, QPrivateSignal); |
| void frameChanged(int, QPrivateSignal); |
| void stateChanged(QTimeLine::State newState, QPrivateSignal); |
| void finished(QPrivateSignal); |
| |
| protected: |
| void timerEvent(QTimerEvent *event) Q_DECL_OVERRIDE; |
| |
| private: |
| Q_DISABLE_COPY(QTimeLine) |
| Q_DECLARE_PRIVATE(QTimeLine) |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif |
| |