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Internal/Contributor docs for the Qt SDK. Note: These are NOT official API docs; those are found at https://doc.qt.io/
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QQuickTargetDirection Class Reference

#include <qquicktargetdirection_p.h>

Inheritance diagram for QQuickTargetDirection:
Collaboration diagram for QQuickTargetDirection:

Public Slots

void setTargetX (qreal arg)
void setTargetY (qreal arg)
void setTargetVariation (qreal arg)
void setMagnitude (qreal arg)
void setProportionalMagnitude (bool arg)
void setMagnitudeVariation (qreal arg)
void setTargetItem (QQuickItem *arg)
Public Slots inherited from QObject
void deleteLater ()
 \threadsafe

Signals

void targetXChanged (qreal arg)
void targetYChanged (qreal arg)
void targetVariationChanged (qreal arg)
void magnitudeChanged (qreal arg)
void proprotionalMagnitudeChanged (bool arg)
void magnitudeVariationChanged (qreal arg)
void targetItemChanged (QQuickItem *arg)
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 Member Functions

 QQuickTargetDirection (QObject *parent=nullptr)
 \qmltype TargetDirection \nativetype QQuickTargetDirection \inqmlmodule QtQuick.Particles\inherits Direction
QPointF sample (const QPointF &from) override
qreal targetX () const
qreal targetY () const
qreal targetVariation () const
qreal magnitude () const
bool proportionalMagnitude () const
qreal magnitudeVariation () const
QQuickItemtargetItem () const
Public Member Functions inherited from QQuickDirection
 QQuickDirection (QObject *parent=nullptr)
 \qmltype Direction \nativetype QQuickDirection \inqmlmodule QtQuick.Particles
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 isQmlObjectType () const
 Returns whether the object has been created by the QML engine or ownership has been explicitly set via QJSEngine::setObjectOwnership().
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.
bool moveToThread (QThread *thread QT6_DECL_NEW_OVERLOAD_TAIL)
 Changes the thread affinity for this object and its children and returns true on success.
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::nanoseconds time, Qt::TimerType timerType=Qt::CoarseTimer)
void killTimer (int id)
 Kills the timer with timer identifier, id.
void killTimer (Qt::TimerId id)
template<typename T>
findChild (QAnyStringView aName, 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 (QAnyStringView 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>
findChild (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.
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.

Properties

qreal targetX
qreal targetY
QQuickItemtargetItem
qreal targetVariation
bool proportionalMagnitude
qreal magnitude
qreal magnitudeVariation
Properties inherited from QObject
QString objectName
 the name of this object

Additional Inherited Members

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)
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

Detailed Description

Definition at line 23 of file qquicktargetdirection_p.h.

Constructor & Destructor Documentation

◆ QQuickTargetDirection()

QT_BEGIN_NAMESPACE QQuickTargetDirection::QQuickTargetDirection ( QObject * parent = nullptr)
explicit

\qmltype TargetDirection \nativetype QQuickTargetDirection \inqmlmodule QtQuick.Particles\inherits Direction

For specifying a direction towards the target point.

\qmlproperty real QtQuick.Particles::TargetDirection::targetX

\qmlproperty real QtQuick.Particles::TargetDirection::targetY

\qmlproperty Item QtQuick.Particles::TargetDirection::targetItem If specified, this will take precedence over targetX and targetY. The targeted point will be the center of the specified Item

\qmlproperty real QtQuick.Particles::TargetDirection::targetVariation

\qmlproperty real QtQuick.Particles::TargetDirection::magnitude

\qmlproperty real QtQuick.Particles::TargetDirection::magnitudeVariation

\qmlproperty bool QtQuick.Particles::TargetDirection::proportionalMagnitude

If true, then the value of magnitude and magnitudeVariation shall be interpreted as multiples of the distance between the source point and the target point, per second.

If false(default), then the value of magnitude and magnitudeVariation shall be interpreted as pixels per second.

Definition at line 50 of file qquicktargetdirection.cpp.

Member Function Documentation

◆ magnitude()

qreal QQuickTargetDirection::magnitude ( ) const
inline

Definition at line 59 of file qquicktargetdirection_p.h.

◆ magnitudeChanged

void QQuickTargetDirection::magnitudeChanged ( qreal arg)
signal

◆ magnitudeVariation()

qreal QQuickTargetDirection::magnitudeVariation ( ) const
inline

Definition at line 69 of file qquicktargetdirection_p.h.

◆ magnitudeVariationChanged

void QQuickTargetDirection::magnitudeVariationChanged ( qreal arg)
signal

◆ proportionalMagnitude()

bool QQuickTargetDirection::proportionalMagnitude ( ) const
inline

Definition at line 64 of file qquicktargetdirection_p.h.

◆ proprotionalMagnitudeChanged

void QQuickTargetDirection::proprotionalMagnitudeChanged ( bool arg)
signal

◆ sample()

QPointF QQuickTargetDirection::sample ( const QPointF & from)
overridevirtual

Reimplemented from QQuickDirection.

Definition at line 62 of file qquicktargetdirection.cpp.

◆ setMagnitude

void QQuickTargetDirection::setMagnitude ( qreal arg)
inlineslot

Definition at line 120 of file qquicktargetdirection_p.h.

◆ setMagnitudeVariation

void QQuickTargetDirection::setMagnitudeVariation ( qreal arg)
inlineslot

Definition at line 136 of file qquicktargetdirection_p.h.

◆ setProportionalMagnitude

void QQuickTargetDirection::setProportionalMagnitude ( bool arg)
inlineslot

Definition at line 128 of file qquicktargetdirection_p.h.

◆ setTargetItem

void QQuickTargetDirection::setTargetItem ( QQuickItem * arg)
inlineslot

Definition at line 144 of file qquicktargetdirection_p.h.

◆ setTargetVariation

void QQuickTargetDirection::setTargetVariation ( qreal arg)
inlineslot

Definition at line 112 of file qquicktargetdirection_p.h.

◆ setTargetX

void QQuickTargetDirection::setTargetX ( qreal arg)
inlineslot

Definition at line 96 of file qquicktargetdirection_p.h.

◆ setTargetY

void QQuickTargetDirection::setTargetY ( qreal arg)
inlineslot

Definition at line 104 of file qquicktargetdirection_p.h.

◆ targetItem()

QQuickItem * QQuickTargetDirection::targetItem ( ) const
inline

Definition at line 74 of file qquicktargetdirection_p.h.

◆ targetItemChanged

void QQuickTargetDirection::targetItemChanged ( QQuickItem * arg)
signal

◆ targetVariation()

qreal QQuickTargetDirection::targetVariation ( ) const
inline

Definition at line 54 of file qquicktargetdirection_p.h.

◆ targetVariationChanged

void QQuickTargetDirection::targetVariationChanged ( qreal arg)
signal

◆ targetX()

qreal QQuickTargetDirection::targetX ( ) const
inline

Definition at line 44 of file qquicktargetdirection_p.h.

◆ targetXChanged

void QQuickTargetDirection::targetXChanged ( qreal arg)
signal

◆ targetY()

qreal QQuickTargetDirection::targetY ( ) const
inline

Definition at line 49 of file qquicktargetdirection_p.h.

◆ targetYChanged

void QQuickTargetDirection::targetYChanged ( qreal arg)
signal

Property Documentation

◆ magnitude

qreal QQuickTargetDirection::magnitude
readwrite

Definition at line 35 of file qquicktargetdirection_p.h.

◆ magnitudeVariation

qreal QQuickTargetDirection::magnitudeVariation
readwrite

Definition at line 36 of file qquicktargetdirection_p.h.

◆ proportionalMagnitude

bool QQuickTargetDirection::proportionalMagnitude
readwrite

Definition at line 34 of file qquicktargetdirection_p.h.

◆ targetItem

QQuickItem* QQuickTargetDirection::targetItem
readwrite

Definition at line 29 of file qquicktargetdirection_p.h.

◆ targetVariation

qreal QQuickTargetDirection::targetVariation
readwrite

Definition at line 31 of file qquicktargetdirection_p.h.

◆ targetX

qreal QQuickTargetDirection::targetX
readwrite

Definition at line 26 of file qquicktargetdirection_p.h.

◆ targetY

qreal QQuickTargetDirection::targetY
readwrite

Definition at line 27 of file qquicktargetdirection_p.h.


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