1// Copyright (C) 2018 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
4#ifndef QQUICKFXVIEWITEM_P_P_H
5#define QQUICKFXVIEWITEM_P_P_H
6
7//
8// W A R N I N G
9// -------------
10//
11// This file is not part of the Qt API. It exists purely as an
12// implementation detail. This header file may change from version to
13// version without notice, or even be removed.
14//
15// We mean it.
16//
17
18#include <QtQuick/private/qtquickglobal_p.h>
19#include <QtQuick/private/qquickitem_p.h>
20#if QT_CONFIG(quick_viewtransitions)
21#include <QtQuick/private/qquickitemviewtransition_p.h>
22#endif
23#include <private/qanimationjobutil_p.h>
24
25QT_REQUIRE_CONFIG(quick_itemview);
26
27QT_BEGIN_NAMESPACE
28
29class Q_QUICK_PRIVATE_EXPORT QQuickItemViewFxItem
30{
31public:
32 QQuickItemViewFxItem(QQuickItem *item, bool ownItem, QQuickItemChangeListener *changeListener);
33 virtual ~QQuickItemViewFxItem();
34
35 qreal itemX() const;
36 qreal itemY() const;
37 inline qreal itemWidth() const { return item ? item->width() : 0; }
38 inline qreal itemHeight() const { return item ? item->height() : 0; }
39
40 void moveTo(const QPointF &pos, bool immediate);
41 void setVisible(bool visible);
42 void trackGeometry(bool track);
43
44 QRectF geometry() const;
45 void setGeometry(const QRectF &geometry);
46
47#if QT_CONFIG(quick_viewtransitions)
48 QQuickItemViewTransitioner::TransitionType scheduledTransitionType() const;
49 bool transitionScheduledOrRunning() const;
50 bool transitionRunning() const;
51 bool isPendingRemoval() const;
52
53 void transitionNextReposition(QQuickItemViewTransitioner *transitioner, QQuickItemViewTransitioner::TransitionType type, bool asTarget);
54 bool prepareTransition(QQuickItemViewTransitioner *transitioner, const QRectF &viewBounds);
55 void startTransition(QQuickItemViewTransitioner *transitioner);
56#endif
57
58 // these are positions and sizes along the current direction of scrolling/flicking
59 virtual qreal position() const = 0;
60 virtual qreal endPosition() const = 0;
61 virtual qreal size() const = 0;
62 virtual qreal sectionSize() const = 0;
63
64 virtual bool contains(qreal x, qreal y) const = 0;
65
66 SelfDeletable m_selfDeletable;
67 QPointer<QQuickItem> item;
68 QQuickItemChangeListener *changeListener;
69#if QT_CONFIG(quick_viewtransitions)
70 QQuickItemViewTransitionableItem *transitionableItem;
71#endif
72 int index = -1;
73 bool ownItem : 1;
74 bool releaseAfterTransition : 1;
75 bool trackGeom : 1;
76};
77
78QT_END_NAMESPACE
79
80#endif // QQUICKFXVIEWITEM_P_P_H
81

source code of qtdeclarative/src/quick/items/qquickitemviewfxitem_p_p.h