Qt
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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qquickvelocitycalculator_p_p.h
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1// Copyright (C) 2025 The Qt Company Ltd.
2// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
3// Qt-Security score:significant reason:default
4
5#ifndef QQUICKVELOCITYCALCULATOR_P_P_H
6#define QQUICKVELOCITYCALCULATOR_P_P_H
7
8//
9// W A R N I N G
10// -------------
11//
12// This file is not part of the Qt API. It exists purely as an
13// implementation detail. This header file may change from version to
14// version without notice, or even be removed.
15//
16// We mean it.
17//
18
19#include <QtCore/qpoint.h>
20#include <QtCore/private/qglobal_p.h>
21
23
24class QQuickVelocityCalculator
25{
26public:
27 void startMeasuring(const QPointF &point1, qint64 timestamp);
28 void stopMeasuring(const QPointF &m_point2, qint64 timestamp);
29 inline void reset() { *this = {}; }
30 QPointF velocity() const;
31
32private:
33 QPointF m_point1;
34 QPointF m_point2;
35 qint64 m_point1Timestamp = 0;
36 qint64 m_point2Timestamp = 0;
37};
38
39QT_END_NAMESPACE
40
41#endif // QQUICKVELOCITYCALCULATOR_P_P_H
bool handleMouseMoveEvent(QQuickItem *item, QMouseEvent *event)
void forwardMouseEvent(QMouseEvent *event, QQuickItem *destination, QPointF localPos)
QPalette defaultPalette() const override
bool attachedObjectsSetPressed(QQuickItem *item, QPointF scenePos, bool pressed, bool cancel=false)
QQuickItem * getPressedItem(QQuickItem *childItem, QMouseEvent *event) const
bool handleMouseReleaseEvent(QQuickItem *item, QMouseEvent *event)
bool handleMousePressEvent(QQuickItem *item, QMouseEvent *event)
QQuickVelocityCalculator velocityCalculator
QQuickItem * showRelevantItemForPosition(qreal position)
QScopedPointer< QQuickSwipeTransitionManager > transitionManager
void reposition(PositionAnimation animationPolicy)
QQuickTransition * transition
QQuickItem * createDelegateItem(QQmlComponent *component)
QQuickItem * createRelevantItemForDistance(qreal distance)
void beginTransition(qreal position)
QQuickSwipeDelegate * control
QQuickSwipeTransitionManager(QQuickSwipe *swipe)
void transition(QQuickTransition *transition, qreal position)
QQuickSwipeDelegateAttached Attached
Attached * attachedObject(QQuickItem *item)
static bool isChildOrGrandchildOf(QQuickItem *child, QQuickItem *item)
static const qreal exposeVelocityThreshold
static void warnIfHorizontallyAnchored(QQuickItem *item, const QString &itemName)