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39
40#ifndef QQUICKFXVIEWITEM_P_P_H
41#define QQUICKFXVIEWITEM_P_P_H
42
43//
44// W A R N I N G
45// -------------
46//
47// This file is not part of the Qt API. It exists purely as an
48// implementation detail. This header file may change from version to
49// version without notice, or even be removed.
50//
51// We mean it.
52//
53
54#include <QtQuick/private/qtquickglobal_p.h>
55#include <QtQuick/private/qquickitem_p.h>
56#include <QtQuick/private/qquickitemviewtransition_p.h>
57#include <private/qanimationjobutil_p.h>
58
59QT_REQUIRE_CONFIG(quick_itemview);
60
61QT_BEGIN_NAMESPACE
62
63class Q_QUICK_PRIVATE_EXPORT QQuickItemViewFxItem
64{
65public:
66 QQuickItemViewFxItem(QQuickItem *item, bool ownItem, QQuickItemChangeListener *changeListener);
67 virtual ~QQuickItemViewFxItem();
68
69 qreal itemX() const;
70 qreal itemY() const;
71 inline qreal itemWidth() const { return item ? item->width() : 0; }
72 inline qreal itemHeight() const { return item ? item->height() : 0; }
73
74 void moveTo(const QPointF &pos, bool immediate);
75 void setVisible(bool visible);
76 void trackGeometry(bool track);
77
78 QRectF geometry() const;
79 void setGeometry(const QRectF &geometry);
80
81 QQuickItemViewTransitioner::TransitionType scheduledTransitionType() const;
82 bool transitionScheduledOrRunning() const;
83 bool transitionRunning() const;
84 bool isPendingRemoval() const;
85
86 void transitionNextReposition(QQuickItemViewTransitioner *transitioner, QQuickItemViewTransitioner::TransitionType type, bool asTarget);
87 bool prepareTransition(QQuickItemViewTransitioner *transitioner, const QRectF &viewBounds);
88 void startTransition(QQuickItemViewTransitioner *transitioner);
89
90 // these are positions and sizes along the current direction of scrolling/flicking
91 virtual qreal position() const = 0;
92 virtual qreal endPosition() const = 0;
93 virtual qreal size() const = 0;
94 virtual qreal sectionSize() const = 0;
95
96 virtual bool contains(qreal x, qreal y) const = 0;
97
98 SelfDeletable m_selfDeletable;
99 QPointer<QQuickItem> item;
100 QQuickItemChangeListener *changeListener;
101 QQuickItemViewTransitionableItem *transitionableItem;
102 int index = -1;
103 bool ownItem : 1;
104 bool releaseAfterTransition : 1;
105 bool trackGeom : 1;
106};
107
108QT_END_NAMESPACE
109
110#endif // QQUICKFXVIEWITEM_P_P_H
111

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