Qt 6.x
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QQmlAnimationTimer Class Reference

#include <qabstractanimationjob_p.h>

+ Inheritance diagram for QQmlAnimationTimer:
+ Collaboration diagram for QQmlAnimationTimer:

Public Slots

void startAnimations ()
 
void stopTimer ()
 
- Public Slots inherited from QObject
void deleteLater ()
 \threadsafe
 

Public Member Functions

 ~QQmlAnimationTimer ()
 
void registerAnimation (QAbstractAnimationJob *animation, bool isTopLevel)
 
void unregisterAnimation (QAbstractAnimationJob *animation)
 
void ensureTimerUpdate ()
 
void updateAnimationTimer ()
 
void restartAnimationTimer () override
 
void updateAnimationsTime (qint64 timeStep) override
 
int runningAnimationCount () override
 
bool hasStartAnimationPending () const
 
- Public Member Functions inherited from QAbstractAnimationTimer
 QAbstractAnimationTimer ()
 
 ~QAbstractAnimationTimer () override
 
virtual void updateAnimationsTime (qint64 delta)=0
 
virtual void restartAnimationTimer ()=0
 
virtual int runningAnimationCount ()=0
 
- Public Member Functions inherited from QObject
Q_INVOKABLE QObject (QObject *parent=nullptr)
 Constructs an object with parent object parent.
 
virtual ~QObject ()
 Destroys the object, deleting all its child objects.
 
virtual bool event (QEvent *event)
 This virtual function receives events to an object and should return true if the event e was recognized and processed.
 
virtual bool eventFilter (QObject *watched, QEvent *event)
 Filters events if this object has been installed as an event filter for the watched object.
 
QString objectName () const
 
Q_WEAK_OVERLOAD void setObjectName (const QString &name)
 Sets the object's name to name.
 
void setObjectName (QAnyStringView name)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.
 
QBindable< QStringbindableObjectName ()
 
bool isWidgetType () const
 Returns true if the object is a widget; otherwise returns false.
 
bool isWindowType () const
 Returns true if the object is a window; otherwise returns false.
 
bool isQuickItemType () const
 Returns true if the object is a QQuickItem; otherwise returns false.
 
bool signalsBlocked () const noexcept
 Returns true if signals are blocked; otherwise returns false.
 
bool blockSignals (bool b) noexcept
 If block is true, signals emitted by this object are blocked (i.e., emitting a signal will not invoke anything connected to it).
 
QThreadthread () const
 Returns the thread in which the object lives.
 
void moveToThread (QThread *thread)
 Changes the thread affinity for this object and its children.
 
int startTimer (int interval, Qt::TimerType timerType=Qt::CoarseTimer)
 This is an overloaded function that will start a timer of type timerType and a timeout of interval milliseconds.
 
int startTimer (std::chrono::milliseconds time, Qt::TimerType timerType=Qt::CoarseTimer)
 
void killTimer (int id)
 Kills the timer with timer identifier, id.
 
template<typename T >
findChild (const QString &aName=QString(), Qt::FindChildOptions options=Qt::FindChildrenRecursively) const
 Returns the child of this object that can be cast into type T and that is called name, or \nullptr if there is no such object.
 
template<typename T >
QList< T > findChildren (const QString &aName, Qt::FindChildOptions options=Qt::FindChildrenRecursively) const
 Returns all children of this object with the given name that can be cast to type T, or an empty list if there are no such objects.
 
template<typename T >
QList< T > findChildren (Qt::FindChildOptions options=Qt::FindChildrenRecursively) const
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.
 
const QObjectListchildren () const
 Returns a list of child objects.
 
void setParent (QObject *parent)
 Makes the object a child of parent.
 
void installEventFilter (QObject *filterObj)
 Installs an event filter filterObj on this object.
 
void removeEventFilter (QObject *obj)
 Removes an event filter object obj from this object.
 
QMetaObject::Connection connect (const QObject *sender, const char *signal, const char *member, Qt::ConnectionType type=Qt::AutoConnection) const
 
bool disconnect (const char *signal=nullptr, const QObject *receiver=nullptr, const char *member=nullptr) const
 
bool disconnect (const QObject *receiver, const char *member=nullptr) const
 
void dumpObjectTree () const
 Dumps a tree of children to the debug output.
 
void dumpObjectInfo () const
 Dumps information about signal connections, etc.
 
bool setProperty (const char *name, const QVariant &value)
 Sets the value of the object's name property to value.
 
bool setProperty (const char *name, QVariant &&value)
 
QVariant property (const char *name) const
 Returns the value of the object's name property.
 
QList< QByteArraydynamicPropertyNames () const
 
QBindingStoragebindingStorage ()
 
const QBindingStoragebindingStorage () const
 
QObjectparent () const
 Returns a pointer to the parent object.
 
bool inherits (const char *classname) const
 Returns true if this object is an instance of a class that inherits className or a QObject subclass that inherits className; otherwise returns false.
 

Static Public Member Functions

static QQmlAnimationTimerinstance ()
 
static QQmlAnimationTimerinstance (bool create)
 
- Static Public Member Functions inherited from QObject
static QMetaObject::Connection connect (const QObject *sender, const char *signal, const QObject *receiver, const char *member, Qt::ConnectionType=Qt::AutoConnection)
 \threadsafe
 
static QMetaObject::Connection connect (const QObject *sender, const QMetaMethod &signal, const QObject *receiver, const QMetaMethod &method, Qt::ConnectionType type=Qt::AutoConnection)
 
template<typename Func1 , typename Func2 >
static QMetaObject::Connection connect (const typename QtPrivate::FunctionPointer< Func1 >::Object *sender, Func1 signal, const typename QtPrivate::ContextTypeForFunctor< Func2 >::ContextType *context, Func2 &&slot, Qt::ConnectionType type=Qt::AutoConnection)
 
template<typename Func1 , typename Func2 >
static QMetaObject::Connection connect (const typename QtPrivate::FunctionPointer< Func1 >::Object *sender, Func1 signal, Func2 &&slot)
 
static bool disconnect (const QObject *sender, const char *signal, const QObject *receiver, const char *member)
 \threadsafe
 
static bool disconnect (const QObject *sender, const QMetaMethod &signal, const QObject *receiver, const QMetaMethod &member)
 
static bool disconnect (const QMetaObject::Connection &)
 Disconnect a connection.
 
template<typename Func1 , typename Func2 >
static bool disconnect (const typename QtPrivate::FunctionPointer< Func1 >::Object *sender, Func1 signal, const typename QtPrivate::FunctionPointer< Func2 >::Object *receiver, Func2 slot)
 
template<typename Func1 >
static bool disconnect (const typename QtPrivate::FunctionPointer< Func1 >::Object *sender, Func1 signal, const QObject *receiver, void **zero)
 

Additional Inherited Members

- Signals inherited from QObject
void destroyed (QObject *=nullptr)
 This signal is emitted immediately before the object obj is destroyed, after any instances of QPointer have been notified, and cannot be blocked.
 
void objectNameChanged (const QString &objectName, QPrivateSignal)
 This signal is emitted after the object's name has been changed.
 
- Public Attributes inherited from QAbstractAnimationTimer
bool isRegistered = false
 
bool isPaused = false
 
int pauseDuration = 0
 
- Protected Member Functions inherited from QObject
QObjectsender () const
 Returns a pointer to the object that sent the signal, if called in a slot activated by a signal; otherwise it returns \nullptr.
 
int senderSignalIndex () const
 
int receivers (const char *signal) const
 Returns the number of receivers connected to the signal.
 
bool isSignalConnected (const QMetaMethod &signal) const
 
virtual void timerEvent (QTimerEvent *event)
 This event handler can be reimplemented in a subclass to receive timer events for the object.
 
virtual void childEvent (QChildEvent *event)
 This event handler can be reimplemented in a subclass to receive child events.
 
virtual void customEvent (QEvent *event)
 This event handler can be reimplemented in a subclass to receive custom events.
 
virtual void connectNotify (const QMetaMethod &signal)
 
virtual void disconnectNotify (const QMetaMethod &signal)
 
 QObject (QObjectPrivate &dd, QObject *parent=nullptr)
 
- Protected Attributes inherited from QObject
QScopedPointer< QObjectDatad_ptr
 
- Properties inherited from QObject
QString objectName
 the name of this object
 

Detailed Description

Definition at line 165 of file qabstractanimationjob_p.h.

Constructor & Destructor Documentation

◆ ~QQmlAnimationTimer()

QQmlAnimationTimer::~QQmlAnimationTimer ( )

Definition at line 49 of file qabstractanimationjob.cpp.

References animation.

Member Function Documentation

◆ ensureTimerUpdate()

void QQmlAnimationTimer::ensureTimerUpdate ( )

Definition at line 76 of file qabstractanimationjob.cpp.

References QUnifiedTimer::instance(), QAbstractAnimationTimer::isPaused, and QUnifiedTimer::updateAnimationTimers().

Referenced by QAbstractAnimationJob::setDirection(), and QAbstractAnimationJob::setState().

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◆ hasStartAnimationPending()

bool QQmlAnimationTimer::hasStartAnimationPending ( ) const
inline

Definition at line 198 of file qabstractanimationjob_p.h.

Referenced by QQuickDeliveryAgentPrivate::flushFrameSynchronousEvents().

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◆ instance() [1/2]

QQmlAnimationTimer * QQmlAnimationTimer::instance ( )
static

Definition at line 71 of file qabstractanimationjob.cpp.

References instance().

Referenced by QAbstractAnimationJob::~QAbstractAnimationJob(), QQuickDeliveryAgentPrivate::flushFrameSynchronousEvents(), instance(), and QAbstractAnimationJob::setState().

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◆ instance() [2/2]

QQmlAnimationTimer * QQmlAnimationTimer::instance ( bool  create)
static

Definition at line 59 of file qabstractanimationjob.cpp.

References create().

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◆ registerAnimation()

void QQmlAnimationTimer::registerAnimation ( QAbstractAnimationJob animation,
bool  isTopLevel 
)

Definition at line 154 of file qabstractanimationjob.cpp.

References animation, QMetaObject::invokeMethod(), Q_ASSERT, and Qt::QueuedConnection.

Referenced by QAbstractAnimationJob::setState().

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◆ restartAnimationTimer()

void QQmlAnimationTimer::restartAnimationTimer ( )
overridevirtual

This pure virtual function restarts the animation timer as needed.

Classes implementing this function may choose to pause or resume the timer as appropriate, or conditionally restart it.

Implements QAbstractAnimationTimer.

Definition at line 117 of file qabstractanimationjob.cpp.

References QList< T >::isEmpty(), QAbstractAnimationTimer::isPaused, QAbstractAnimationTimer::isRegistered, QUnifiedTimer::pauseAnimationTimer(), QUnifiedTimer::resumeAnimationTimer(), and QUnifiedTimer::startAnimationTimer().

Referenced by startAnimations(), and updateAnimationTimer().

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◆ runningAnimationCount()

int QQmlAnimationTimer::runningAnimationCount ( )
inlineoverridevirtual

This pure virtual function returns the number of animations the timer is running. This information is useful for profiling.

Implements QAbstractAnimationTimer.

Definition at line 196 of file qabstractanimationjob_p.h.

◆ startAnimations

void QQmlAnimationTimer::startAnimations ( )
slot

Definition at line 127 of file qabstractanimationjob.cpp.

References QList< T >::clear(), QUnifiedTimer::instance(), QList< T >::isEmpty(), QUnifiedTimer::maybeUpdateAnimationsToCurrentTime(), and restartAnimationTimer().

Referenced by QQuickDeliveryAgentPrivate::flushFrameSynchronousEvents().

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◆ stopTimer

void QQmlAnimationTimer::stopTimer ( )
slot

Definition at line 142 of file qabstractanimationjob.cpp.

References QList< T >::isEmpty(), QUnifiedTimer::resumeAnimationTimer(), QList< T >::size(), and QUnifiedTimer::stopAnimationTimer().

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◆ unregisterAnimation()

void QQmlAnimationTimer::unregisterAnimation ( QAbstractAnimationJob animation)

Definition at line 171 of file qabstractanimationjob.cpp.

References animation, QListSpecialMethodsBase< T >::indexOf(), QMetaObject::invokeMethod(), QList< T >::isEmpty(), Qt::QueuedConnection, QList< T >::removeAt(), and QList< T >::removeOne().

Referenced by QAbstractAnimationJob::~QAbstractAnimationJob(), and QAbstractAnimationJob::setState().

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◆ updateAnimationsTime()

void QQmlAnimationTimer::updateAnimationsTime ( qint64  delta)
overridevirtual

This pure virtual function is called when the animation timer needs to update the current time for all animations it is running.

Implements QAbstractAnimationTimer.

Definition at line 83 of file qabstractanimationjob.cpp.

References animation, QList< T >::at(), QAbstractAnimation::direction, elapsed(), QAbstractAnimationJob::Forward, i, qDebug, QAbstractAnimation::setCurrentTime(), and QList< T >::size().

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◆ updateAnimationTimer()

void QQmlAnimationTimer::updateAnimationTimer ( )

Definition at line 112 of file qabstractanimationjob.cpp.

References restartAnimationTimer().

Referenced by QAbstractAnimationJob::setDirection().

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The documentation for this class was generated from the following files: