| /**************************************************************************** |
| ** |
| ** Copyright (C) 2016 The Qt Company Ltd. |
| ** Contact: https://www.qt.io/licensing/ |
| ** |
| ** This file is part of the QtCore 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 The Qt Company. For licensing terms |
| ** and conditions see https://www.qt.io/terms-conditions. For further |
| ** information use the contact form at https://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 3 as published by the Free Software |
| ** Foundation and appearing in the file LICENSE.LGPL3 included in the |
| ** packaging of this file. Please review the following information to |
| ** ensure the GNU Lesser General Public License version 3 requirements |
| ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. |
| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU |
| ** General Public License version 2.0 or (at your option) the GNU General |
| ** Public license version 3 or any later version approved by the KDE Free |
| ** Qt Foundation. The licenses are as published by the Free Software |
| ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 |
| ** included in the packaging of this file. Please review the following |
| ** information to ensure the GNU General Public License requirements will |
| ** be met: https://www.gnu.org/licenses/gpl-2.0.html and |
| ** https://www.gnu.org/licenses/gpl-3.0.html. |
| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #ifndef QABSTRACTANIMATION_H |
| #define QABSTRACTANIMATION_H |
| |
| #include <QtCore/qobject.h> |
| |
| QT_REQUIRE_CONFIG(animation); |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QAnimationGroup; |
| class QSequentialAnimationGroup; |
| class QAnimationDriver; |
| |
| class QAbstractAnimationPrivate; |
| class Q_CORE_EXPORT QAbstractAnimation : public QObject |
| { |
| Q_OBJECT |
| |
| Q_PROPERTY(State state READ state NOTIFY stateChanged) |
| Q_PROPERTY(int loopCount READ loopCount WRITE setLoopCount) |
| Q_PROPERTY(int currentTime READ currentTime WRITE setCurrentTime) |
| Q_PROPERTY(int currentLoop READ currentLoop NOTIFY currentLoopChanged) |
| Q_PROPERTY(Direction direction READ direction WRITE setDirection NOTIFY directionChanged) |
| Q_PROPERTY(int duration READ duration) |
| |
| public: |
| enum Direction { |
| Forward, |
| Backward |
| }; |
| Q_ENUM(Direction) |
| |
| enum State { |
| Stopped, |
| Paused, |
| Running |
| }; |
| Q_ENUM(State) |
| |
| enum DeletionPolicy { |
| KeepWhenStopped = 0, |
| DeleteWhenStopped |
| }; |
| |
| QAbstractAnimation(QObject *parent = nullptr); |
| virtual ~QAbstractAnimation(); |
| |
| State state() const; |
| |
| QAnimationGroup *group() const; |
| |
| Direction direction() const; |
| void setDirection(Direction direction); |
| |
| int currentTime() const; |
| int currentLoopTime() const; |
| |
| int loopCount() const; |
| void setLoopCount(int loopCount); |
| int currentLoop() const; |
| |
| virtual int duration() const = 0; |
| int totalDuration() const; |
| |
| Q_SIGNALS: |
| void finished(); |
| void stateChanged(QAbstractAnimation::State newState, QAbstractAnimation::State oldState); |
| void currentLoopChanged(int currentLoop); |
| void directionChanged(QAbstractAnimation::Direction); |
| |
| public Q_SLOTS: |
| void start(QAbstractAnimation::DeletionPolicy policy = KeepWhenStopped); |
| void pause(); |
| void resume(); |
| void setPaused(bool); |
| void stop(); |
| void setCurrentTime(int msecs); |
| |
| protected: |
| QAbstractAnimation(QAbstractAnimationPrivate &dd, QObject *parent = nullptr); |
| bool event(QEvent *event) override; |
| |
| virtual void updateCurrentTime(int currentTime) = 0; |
| virtual void updateState(QAbstractAnimation::State newState, QAbstractAnimation::State oldState); |
| virtual void updateDirection(QAbstractAnimation::Direction direction); |
| |
| private: |
| Q_DISABLE_COPY(QAbstractAnimation) |
| Q_DECLARE_PRIVATE(QAbstractAnimation) |
| }; |
| |
| class QAnimationDriverPrivate; |
| class Q_CORE_EXPORT QAnimationDriver : public QObject |
| { |
| Q_OBJECT |
| Q_DECLARE_PRIVATE(QAnimationDriver) |
| |
| public: |
| QAnimationDriver(QObject *parent = nullptr); |
| ~QAnimationDriver(); |
| |
| virtual void advance(); |
| |
| void install(); |
| void uninstall(); |
| |
| bool isRunning() const; |
| |
| virtual qint64 elapsed() const; |
| |
| #if QT_DEPRECATED_SINCE(5, 13) |
| QT_DEPRECATED void setStartTime(qint64 startTime); |
| QT_DEPRECATED qint64 startTime() const; |
| #endif |
| |
| Q_SIGNALS: |
| void started(); |
| void stopped(); |
| |
| protected: |
| // ### Qt6: Remove timestep argument |
| void advanceAnimation(qint64 timeStep = -1); |
| virtual void start(); |
| virtual void stop(); |
| |
| QAnimationDriver(QAnimationDriverPrivate &dd, QObject *parent = nullptr); |
| |
| private: |
| friend class QUnifiedTimer; |
| |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif // QABSTRACTANIMATION_H |