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159 lines
4.3 KiB
C++
159 lines
4.3 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2015 The Qt Company Ltd.
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** Copyright (C) 2016-2020 Ivailo Monev
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**
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** This file is part of the QtCore module of the Katie Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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**
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** GNU Lesser General Public License Usage
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** 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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** As a special exception, The Qt Company gives you certain additional
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** rights. These rights are described in The Qt Company 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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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef QABSTRACTANIMATION_H
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#define QABSTRACTANIMATION_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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#ifndef QT_NO_ANIMATION
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class QAnimationGroup;
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class QSequentialAnimationGroup;
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class QAnimationDriver;
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class QAbstractAnimationPrivate;
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class Q_GUI_EXPORT QAbstractAnimation : public QObject
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{
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Q_OBJECT
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Q_ENUMS(State)
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Q_ENUMS(Direction)
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Q_PROPERTY(State state READ state NOTIFY stateChanged)
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Q_PROPERTY(int loopCount READ loopCount WRITE setLoopCount)
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Q_PROPERTY(int currentTime READ currentTime WRITE setCurrentTime)
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Q_PROPERTY(int currentLoop READ currentLoop NOTIFY currentLoopChanged)
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Q_PROPERTY(Direction direction READ direction WRITE setDirection NOTIFY directionChanged)
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Q_PROPERTY(int duration READ duration)
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public:
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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 State {
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Stopped,
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Paused,
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Running
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};
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enum DeletionPolicy {
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KeepWhenStopped = 0,
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DeleteWhenStopped = 1
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};
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QAbstractAnimation(QObject *parent = Q_NULLPTR);
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virtual ~QAbstractAnimation();
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State state() const;
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QAnimationGroup *group() const;
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Direction direction() const;
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void setDirection(Direction direction);
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int currentTime() const;
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int currentLoopTime() const;
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int loopCount() const;
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void setLoopCount(int loopCount);
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int currentLoop() const;
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virtual int duration() const = 0;
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int totalDuration() const;
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Q_SIGNALS:
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void finished();
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void stateChanged(QAbstractAnimation::State newState, QAbstractAnimation::State oldState);
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void currentLoopChanged(int currentLoop);
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void directionChanged(QAbstractAnimation::Direction);
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public Q_SLOTS:
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void start(QAbstractAnimation::DeletionPolicy policy = KeepWhenStopped);
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void pause();
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void resume();
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void setPaused(bool);
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void stop();
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void setCurrentTime(int msecs);
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protected:
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QAbstractAnimation(QAbstractAnimationPrivate &dd, QObject *parent = Q_NULLPTR);
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bool event(QEvent *event);
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virtual void updateCurrentTime(int currentTime) = 0;
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virtual void updateState(QAbstractAnimation::State newState, QAbstractAnimation::State oldState);
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virtual void updateDirection(QAbstractAnimation::Direction direction);
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private:
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Q_DISABLE_COPY(QAbstractAnimation)
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Q_DECLARE_PRIVATE(QAbstractAnimation)
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};
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class QAnimationDriverPrivate;
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class Q_GUI_EXPORT QAnimationDriver : public QObject
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{
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Q_OBJECT
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Q_DECLARE_PRIVATE(QAnimationDriver)
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public:
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QAnimationDriver(QObject *parent = Q_NULLPTR);
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void advance();
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void install();
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bool isRunning() const;
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protected:
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virtual void started() {};
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virtual void stopped() {};
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QAnimationDriver(QAnimationDriverPrivate &dd, QObject *parent = Q_NULLPTR);
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private:
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friend class QUnifiedTimer;
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void start();
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void stop();
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};
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#endif //QT_NO_ANIMATION
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QT_END_NAMESPACE
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QT_END_HEADER
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#endif // QABSTRACTANIMATION_H
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