qdeclarativeanimation_p.h

Go to the documentation of this file.

/****************************************************************************
**
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the QtDeclarative 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 Digia.  For licensing terms and
** conditions see http://qt.digia.com/licensing.  For further information
** use the contact form at http://qt.digia.com/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 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, Digia gives you certain additional
** rights.  These rights are described in the Digia Qt LGPL Exception
** version 1.1, 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.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QDECLARATIVEANIMATION_H
#define QDECLARATIVEANIMATION_H

#include "private/qdeclarativetransition_p.h"
#include "private/qdeclarativestate_p.h"
#include <QtGui/qvector3d.h>

#include <qdeclarativepropertyvaluesource.h>
#include <qdeclarative.h>
#include <qdeclarativescriptstring.h>

#include <QtCore/qvariant.h>
#include <QtCore/qeasingcurve.h>
#include <QtCore/QAbstractAnimation>
#include <QtGui/qcolor.h>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Declarative)

class QDeclarativeAbstractAnimationPrivate;
class QDeclarativeAnimationGroup;
class Q_DECLARATIVE_PRIVATE_EXPORT QDeclarativeAbstractAnimation : public QObject, public QDeclarativePropertyValueSource, public QDeclarativeParserStatus
{
    Q_OBJECT
    Q_DECLARE_PRIVATE(QDeclarativeAbstractAnimation)

    Q_INTERFACES(QDeclarativeParserStatus)
    Q_INTERFACES(QDeclarativePropertyValueSource)
    Q_ENUMS(Loops)
    bool running;
    bool paused;
    bool alwaysRunToEnd;
    int loops;
    Q_CLASSINFO("DefaultMethod", "start()")

public:
    QDeclarativeAbstractAnimation(QObject *parent=0);
    virtual ~QDeclarativeAbstractAnimation();

    enum Loops { Infinite = -2 };

    bool isRunning() const;
    void setRunning(bool);
    bool isPaused() const;
    void setPaused(bool);
    bool alwaysRunToEnd() const;
    void setAlwaysRunToEnd(bool);

    int loops() const;
    void setLoops(int);

    int currentTime();
    void setCurrentTime(int);

    QDeclarativeAnimationGroup *group() const;
    void setGroup(QDeclarativeAnimationGroup *);

    void setDefaultTarget(const QDeclarativeProperty &);
    void setDisableUserControl();

    void classBegin();
    void componentComplete();

Q_SIGNALS:
    void started();
    void completed();
    void runningChanged(bool);
    void pausedChanged(bool);
    void alwaysRunToEndChanged(bool);
    void loopCountChanged(int);

public Q_SLOTS:
    void restart();
    void start();
    void pause();
    void resume();
    void stop();
    void complete();

protected:
    QDeclarativeAbstractAnimation(QDeclarativeAbstractAnimationPrivate &dd, QObject *parent);

public:
    enum TransitionDirection { Forward, Backward };
    virtual void transition(QDeclarativeStateActions &actions,
                            QDeclarativeProperties &modified,
                            TransitionDirection direction);
    virtual QAbstractAnimation *qtAnimation() = 0;

private Q_SLOTS:
    void timelineComplete();
    void componentFinalized();
private:
    virtual void setTarget(const QDeclarativeProperty &);
    void notifyRunningChanged(bool running);
    friend class QDeclarativeBehavior;


};

class QDeclarativePauseAnimationPrivate;
class Q_AUTOTEST_EXPORT QDeclarativePauseAnimation : public QDeclarativeAbstractAnimation
{
    Q_OBJECT
    Q_DECLARE_PRIVATE(QDeclarativePauseAnimation)

    int duration;

public:
    QDeclarativePauseAnimation(QObject *parent=0);
    virtual ~QDeclarativePauseAnimation();

    int duration() const;
    void setDuration(int);

Q_SIGNALS:
    void durationChanged(int);

protected:
    virtual QAbstractAnimation *qtAnimation();
};

class QDeclarativeScriptActionPrivate;
class Q_DECLARATIVE_PRIVATE_EXPORT QDeclarativeScriptAction : public QDeclarativeAbstractAnimation
{
    Q_OBJECT
    Q_DECLARE_PRIVATE(QDeclarativeScriptAction)

    QDeclarativeScriptString script;
    QString scriptName;

public:
    QDeclarativeScriptAction(QObject *parent=0);
    virtual ~QDeclarativeScriptAction();

    QDeclarativeScriptString script() const;
    void setScript(const QDeclarativeScriptString &);

    QString stateChangeScriptName() const;
    void setStateChangeScriptName(const QString &);

protected:
    virtual void transition(QDeclarativeStateActions &actions,
                            QDeclarativeProperties &modified,
                            TransitionDirection direction);
    virtual QAbstractAnimation *qtAnimation();
};

class QDeclarativePropertyActionPrivate;
class QDeclarativePropertyAction : public QDeclarativeAbstractAnimation
{
    Q_OBJECT
    Q_DECLARE_PRIVATE(QDeclarativePropertyAction)

    QObject *target;
    QString property;
    QString properties;
    QDeclarativeListProperty<QObject> targets;
    QDeclarativeListProperty<QObject> exclude;
    QVariant value;

public:
    QDeclarativePropertyAction(QObject *parent=0);
    virtual ~QDeclarativePropertyAction();

    QObject *target() const;
    void setTarget(QObject *);

    QString property() const;
    void setProperty(const QString &);

    QString properties() const;
    void setProperties(const QString &);

    QDeclarativeListProperty<QObject> targets();
    QDeclarativeListProperty<QObject> exclude();

    QVariant value() const;
    void setValue(const QVariant &);

Q_SIGNALS:
    void valueChanged(const QVariant &);
    void propertiesChanged(const QString &);
    void targetChanged();
    void propertyChanged();

protected:
    virtual void transition(QDeclarativeStateActions &actions,
                            QDeclarativeProperties &modified,
                            TransitionDirection direction);
    virtual QAbstractAnimation *qtAnimation();
};

class QDeclarativeItem;
class QDeclarativePropertyAnimationPrivate;
class Q_AUTOTEST_EXPORT QDeclarativePropertyAnimation : public QDeclarativeAbstractAnimation
{
    Q_OBJECT
    Q_DECLARE_PRIVATE(QDeclarativePropertyAnimation)

    int duration;
    QVariant from;
    QVariant to;
    QEasingCurve easing;
    QObject *target;
    QString property;
    QString properties;
    QDeclarativeListProperty<QObject> targets;
    QDeclarativeListProperty<QObject> exclude;

public:
    QDeclarativePropertyAnimation(QObject *parent=0);
    virtual ~QDeclarativePropertyAnimation();

    virtual int duration() const;
    virtual void setDuration(int);

    QVariant from() const;
    void setFrom(const QVariant &);

    QVariant to() const;
    void setTo(const QVariant &);

    QEasingCurve easing() const;
    void setEasing(const QEasingCurve &);

    QObject *target() const;
    void setTarget(QObject *);

    QString property() const;
    void setProperty(const QString &);

    QString properties() const;
    void setProperties(const QString &);

    QDeclarativeListProperty<QObject> targets();
    QDeclarativeListProperty<QObject> exclude();

protected:
    QDeclarativePropertyAnimation(QDeclarativePropertyAnimationPrivate &dd, QObject *parent);
    virtual void transition(QDeclarativeStateActions &actions,
                            QDeclarativeProperties &modified,
                            TransitionDirection direction);
    virtual QAbstractAnimation *qtAnimation();

Q_SIGNALS:
    void durationChanged(int);
    void fromChanged(QVariant);
    void toChanged(QVariant);
    void easingChanged(const QEasingCurve &);
    void propertiesChanged(const QString &);
    void targetChanged();
    void propertyChanged();
};

class Q_AUTOTEST_EXPORT QDeclarativeColorAnimation : public QDeclarativePropertyAnimation
{
    Q_OBJECT
    Q_DECLARE_PRIVATE(QDeclarativePropertyAnimation)
    QColor from;
    QColor to;

public:
    QDeclarativeColorAnimation(QObject *parent=0);
    virtual ~QDeclarativeColorAnimation();

    QColor from() const;
    void setFrom(const QColor &);

    QColor to() const;
    void setTo(const QColor &);
};

class Q_AUTOTEST_EXPORT QDeclarativeNumberAnimation : public QDeclarativePropertyAnimation
{
    Q_OBJECT
    Q_DECLARE_PRIVATE(QDeclarativePropertyAnimation)

    qreal from;
    qreal to;

public:
    QDeclarativeNumberAnimation(QObject *parent=0);
    virtual ~QDeclarativeNumberAnimation();

    qreal from() const;
    void setFrom(qreal);

    qreal to() const;
    void setTo(qreal);

protected:
    QDeclarativeNumberAnimation(QDeclarativePropertyAnimationPrivate &dd, QObject *parent);

private:
    void init();
};

class Q_AUTOTEST_EXPORT QDeclarativeVector3dAnimation : public QDeclarativePropertyAnimation
{
    Q_OBJECT
    Q_DECLARE_PRIVATE(QDeclarativePropertyAnimation)

    QVector3D from;
    QVector3D to;

public:
    QDeclarativeVector3dAnimation(QObject *parent=0);
    virtual ~QDeclarativeVector3dAnimation();

    QVector3D from() const;
    void setFrom(QVector3D);

    QVector3D to() const;
    void setTo(QVector3D);
};

class QDeclarativeRotationAnimationPrivate;
class Q_AUTOTEST_EXPORT QDeclarativeRotationAnimation : public QDeclarativePropertyAnimation
{
    Q_OBJECT
    Q_DECLARE_PRIVATE(QDeclarativeRotationAnimation)
    Q_ENUMS(RotationDirection)

    qreal from;
    qreal to;
    RotationDirection direction;

public:
    QDeclarativeRotationAnimation(QObject *parent=0);
    virtual ~QDeclarativeRotationAnimation();

    qreal from() const;
    void setFrom(qreal);

    qreal to() const;
    void setTo(qreal);

    enum RotationDirection { Numerical, Shortest, Clockwise, Counterclockwise };
    RotationDirection direction() const;
    void setDirection(RotationDirection direction);

Q_SIGNALS:
    void directionChanged();
};

class QDeclarativeAnimationGroupPrivate;
class Q_AUTOTEST_EXPORT QDeclarativeAnimationGroup : public QDeclarativeAbstractAnimation
{
    Q_OBJECT
    Q_DECLARE_PRIVATE(QDeclarativeAnimationGroup)

    Q_CLASSINFO("DefaultProperty", "animations")
    QDeclarativeListProperty<QDeclarativeAbstractAnimation> animations;

public:
    QDeclarativeAnimationGroup(QObject *parent);
    virtual ~QDeclarativeAnimationGroup();

    QDeclarativeListProperty<QDeclarativeAbstractAnimation> animations();
    friend class QDeclarativeAbstractAnimation;

protected:
    QDeclarativeAnimationGroup(QDeclarativeAnimationGroupPrivate &dd, QObject *parent);
};

class QDeclarativeSequentialAnimation : public QDeclarativeAnimationGroup
{
    Q_OBJECT
    Q_DECLARE_PRIVATE(QDeclarativeAnimationGroup)

public:
    QDeclarativeSequentialAnimation(QObject *parent=0);
    virtual ~QDeclarativeSequentialAnimation();

protected:
    virtual void transition(QDeclarativeStateActions &actions,
                            QDeclarativeProperties &modified,
                            TransitionDirection direction);
    virtual QAbstractAnimation *qtAnimation();
};

class QDeclarativeParallelAnimation : public QDeclarativeAnimationGroup
{
    Q_OBJECT
    Q_DECLARE_PRIVATE(QDeclarativeAnimationGroup)

public:
    QDeclarativeParallelAnimation(QObject *parent=0);
    virtual ~QDeclarativeParallelAnimation();

protected:
    virtual void transition(QDeclarativeStateActions &actions,
                            QDeclarativeProperties &modified,
                            TransitionDirection direction);
    virtual QAbstractAnimation *qtAnimation();
};

class QDeclarativeParentAnimationPrivate;
class QDeclarativeParentAnimation : public QDeclarativeAnimationGroup
{
    Q_OBJECT
    Q_DECLARE_PRIVATE(QDeclarativeParentAnimation)

    QDeclarativeItem *target;
    QDeclarativeItem *newParent;
    QDeclarativeItem *via;

public:
    QDeclarativeParentAnimation(QObject *parent=0);
    virtual ~QDeclarativeParentAnimation();

    QDeclarativeItem *target() const;
    void setTarget(QDeclarativeItem *);

    QDeclarativeItem *newParent() const;
    void setNewParent(QDeclarativeItem *);

    QDeclarativeItem *via() const;
    void setVia(QDeclarativeItem *);

Q_SIGNALS:
    void targetChanged();
    void newParentChanged();
    void viaChanged();

protected:
    virtual void transition(QDeclarativeStateActions &actions,
                            QDeclarativeProperties &modified,
                            TransitionDirection direction);
    virtual QAbstractAnimation *qtAnimation();
};

class QDeclarativeAnchorAnimationPrivate;
class QDeclarativeAnchorAnimation : public QDeclarativeAbstractAnimation
{
    Q_OBJECT
    Q_DECLARE_PRIVATE(QDeclarativeAnchorAnimation)
    QDeclarativeListProperty<QDeclarativeItem> targets;
    int duration;
    QEasingCurve easing;

public:
    QDeclarativeAnchorAnimation(QObject *parent=0);
    virtual ~QDeclarativeAnchorAnimation();

    QDeclarativeListProperty<QDeclarativeItem> targets();

    int duration() const;
    void setDuration(int);

    QEasingCurve easing() const;
    void setEasing(const QEasingCurve &);

Q_SIGNALS:
    void durationChanged(int);
    void easingChanged(const QEasingCurve&);

protected:
    virtual void transition(QDeclarativeStateActions &actions,
                            QDeclarativeProperties &modified,
                            TransitionDirection direction);
    virtual QAbstractAnimation *qtAnimation();
};

QT_END_NAMESPACE

QML_DECLARE_TYPE(QDeclarativeAbstractAnimation)
QML_DECLARE_TYPE(QDeclarativePauseAnimation)
QML_DECLARE_TYPE(QDeclarativeScriptAction)
QML_DECLARE_TYPE(QDeclarativePropertyAction)
QML_DECLARE_TYPE(QDeclarativePropertyAnimation)
QML_DECLARE_TYPE(QDeclarativeColorAnimation)
QML_DECLARE_TYPE(QDeclarativeNumberAnimation)
QML_DECLARE_TYPE(QDeclarativeSequentialAnimation)
QML_DECLARE_TYPE(QDeclarativeParallelAnimation)
QML_DECLARE_TYPE(QDeclarativeVector3dAnimation)
QML_DECLARE_TYPE(QDeclarativeRotationAnimation)
QML_DECLARE_TYPE(QDeclarativeParentAnimation)
QML_DECLARE_TYPE(QDeclarativeAnchorAnimation)

QT_END_HEADER

#endif // QDECLARATIVEANIMATION_H