| /**************************************************************************** |
| ** |
| ** Copyright (C) 2018 The Qt Company Ltd. |
| ** Contact: https://www.qt.io/licensing/ |
| ** |
| ** This file is part of the QtQuick module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL$ |
| ** Commercial License Usage |
| ** Licensees holding valid commercial Qt licenses may use this file in |
| ** accordance with the commercial license agreement provided with the |
| ** Software or, alternatively, in accordance with the terms contained in |
| ** a written agreement between you and The Qt Company. For licensing terms |
| ** and conditions see https://www.qt.io/terms-conditions. For further |
| ** information use the contact form at https://www.qt.io/contact-us. |
| ** |
| ** GNU Lesser General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU Lesser |
| ** General Public License version 3 as published by the Free Software |
| ** Foundation and appearing in the file LICENSE.LGPL3 included in the |
| ** packaging of this file. Please review the following information to |
| ** ensure the GNU Lesser General Public License version 3 requirements |
| ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. |
| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU |
| ** General Public License version 2.0 or (at your option) the GNU General |
| ** Public license version 3 or any later version approved by the KDE Free |
| ** Qt Foundation. The licenses are as published by the Free Software |
| ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 |
| ** included in the packaging of this file. Please review the following |
| ** information to ensure the GNU General Public License requirements will |
| ** be met: https://www.gnu.org/licenses/gpl-2.0.html and |
| ** https://www.gnu.org/licenses/gpl-3.0.html. |
| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #include "qquickitemviewfxitem_p_p.h" |
| #include "qquickitem_p.h" |
| #include "qquickitemview_p_p.h" |
| |
| QT_BEGIN_NAMESPACE |
| |
| QQuickItemViewFxItem::QQuickItemViewFxItem(QQuickItem *item, bool ownItem, QQuickItemChangeListener* changeListener) |
| : item(item) |
| , changeListener(changeListener) |
| , transitionableItem(nullptr) |
| , ownItem(ownItem) |
| , releaseAfterTransition(false) |
| , trackGeom(false) |
| { |
| } |
| |
| QQuickItemViewFxItem::~QQuickItemViewFxItem() |
| { |
| delete transitionableItem; |
| transitionableItem = nullptr; |
| |
| if (ownItem && item) { |
| trackGeometry(false); |
| item->setParentItem(0); |
| item->deleteLater(); |
| } |
| } |
| |
| qreal QQuickItemViewFxItem::itemX() const |
| { |
| return transitionableItem ? transitionableItem->itemX() : (item ? item->x() : 0); |
| } |
| |
| qreal QQuickItemViewFxItem::itemY() const |
| { |
| return transitionableItem ? transitionableItem->itemY() : (item ? item->y() : 0); |
| } |
| |
| void QQuickItemViewFxItem::moveTo(const QPointF &pos, bool immediate) |
| { |
| if (transitionableItem) |
| transitionableItem->moveTo(pos, immediate); |
| else if (item) |
| item->setPosition(pos); |
| } |
| |
| void QQuickItemViewFxItem::setVisible(bool visible) |
| { |
| if (!visible && transitionableItem && transitionableItem->transitionScheduledOrRunning()) |
| return; |
| if (item) |
| QQuickItemPrivate::get(item)->setCulled(!visible); |
| } |
| |
| void QQuickItemViewFxItem::trackGeometry(bool track) |
| { |
| if (track) { |
| if (!trackGeom) { |
| if (item) { |
| QQuickItemPrivate *itemPrivate = QQuickItemPrivate::get(item); |
| itemPrivate->addItemChangeListener(changeListener, QQuickItemPrivate::Geometry); |
| } |
| trackGeom = true; |
| } |
| } else { |
| if (trackGeom) { |
| if (item) { |
| QQuickItemPrivate *itemPrivate = QQuickItemPrivate::get(item); |
| itemPrivate->removeItemChangeListener(changeListener, QQuickItemPrivate::Geometry); |
| } |
| trackGeom = false; |
| } |
| } |
| } |
| |
| QRectF QQuickItemViewFxItem::geometry() const |
| { |
| return QRectF(item->position(), item->size()); |
| } |
| |
| void QQuickItemViewFxItem::setGeometry(const QRectF &geometry) |
| { |
| item->setPosition(geometry.topLeft()); |
| item->setSize(geometry.size()); |
| } |
| |
| QQuickItemViewTransitioner::TransitionType QQuickItemViewFxItem::scheduledTransitionType() const |
| { |
| return transitionableItem ? transitionableItem->nextTransitionType : QQuickItemViewTransitioner::NoTransition; |
| } |
| |
| bool QQuickItemViewFxItem::transitionScheduledOrRunning() const |
| { |
| return transitionableItem ? transitionableItem->transitionScheduledOrRunning() : false; |
| } |
| |
| bool QQuickItemViewFxItem::transitionRunning() const |
| { |
| return transitionableItem ? transitionableItem->transitionRunning() : false; |
| } |
| |
| bool QQuickItemViewFxItem::isPendingRemoval() const |
| { |
| return transitionableItem ? transitionableItem->isPendingRemoval() : false; |
| } |
| |
| void QQuickItemViewFxItem::transitionNextReposition(QQuickItemViewTransitioner *transitioner, QQuickItemViewTransitioner::TransitionType type, bool asTarget) |
| { |
| if (!transitioner) |
| return; |
| if (!transitionableItem) |
| transitionableItem = new QQuickItemViewTransitionableItem(item); |
| transitioner->transitionNextReposition(transitionableItem, type, asTarget); |
| } |
| |
| bool QQuickItemViewFxItem::prepareTransition(QQuickItemViewTransitioner *transitioner, const QRectF &viewBounds) |
| { |
| return transitionableItem ? transitionableItem->prepareTransition(transitioner, index, viewBounds) : false; |
| } |
| |
| void QQuickItemViewFxItem::startTransition(QQuickItemViewTransitioner *transitioner) |
| { |
| if (transitionableItem) |
| transitionableItem->startTransition(transitioner, index); |
| } |
| |
| QT_END_NAMESPACE |
| |