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Diffstat (limited to 'examples/animation/research/photobrowser/riveritem.cpp')
-rw-r--r-- | examples/animation/research/photobrowser/riveritem.cpp | 125 |
1 files changed, 0 insertions, 125 deletions
diff --git a/examples/animation/research/photobrowser/riveritem.cpp b/examples/animation/research/photobrowser/riveritem.cpp deleted file mode 100644 index 9692d30..0000000 --- a/examples/animation/research/photobrowser/riveritem.cpp +++ /dev/null @@ -1,125 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). -** Contact: Qt Software Information (qt-info@nokia.com) -** -** This file is part of the QtCore module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** No Commercial Usage -** This file contains pre-release code and may not be distributed. -** You may use this file in accordance with the terms and conditions -** contained in the either Technology Preview License Agreement or the -** Beta Release License Agreement. -** -** GNU Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 2.1 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 2.1 requirements -** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. -** -** In addition, as a special exception, Nokia gives you certain -** additional rights. These rights are described in the Nokia Qt LGPL -** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this -** package. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 3.0 as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL included in the -** packaging of this file. Please review the following information to -** ensure the GNU General Public License version 3.0 requirements will be -** met: http://www.gnu.org/copyleft/gpl.html. -** -** If you are unsure which license is appropriate for your use, please -** contact the sales department at qt-sales@nokia.com. -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "riveritem.h" -#include "river.h" - -RiverItem::RiverItem(QGraphicsItem *parent) : QGraphicsPixmapItem(parent), m_fullscreen(false) -{ - setCacheMode(DeviceCoordinateCache); -} - -RiverItem::~RiverItem() -{ -} - -void RiverItem::setPixmap(const QPixmap &pix) -{ - const QSize oldSize = pixmap().size(); - const QSize newSize = pix.size(); - QGraphicsPixmapItem::setPixmap(pix); - - if (newSize != oldSize) { - setOffset(-newSize.width()/2, -newSize.height()/2); - const qreal scaleFactor = qreal(River::fixedSize().height())/(qreal(pix.height()*7)); - setTransform(QTransform().scale(scaleFactor, scaleFactor)); - prepareGeometryChange(); - } -} - - -void RiverItem::setFullScreen(bool b, qreal originScaleFactor) -{ - if (m_fullscreen == b) - return; - - m_fullscreen = b; - - QPointF newPos; - qreal rotationZ; - qreal scaleX, scaleY; - - if (b) { - const QSizeF basePixmapSize = transform().map(boundingRect()).boundingRect().size(); - - newPos = parentItem()->boundingRect().center(); - rotationZ = 90; - scaleY = qreal(River::fixedSize().width()) / basePixmapSize.height() * yScale(); - scaleX = qreal(River::fixedSize().height()) / basePixmapSize.width() * xScale(); - - if (m_nonFSPos.isNull()) { - m_nonFSPos = pos(); //let's save our current (non fullscreen) position - } - - } else { - Q_ASSERT(!m_nonFSPos.isNull()); - rotationZ = 0; - scaleX = originScaleFactor; - scaleY = originScaleFactor; - newPos = m_nonFSPos; - } - - QAnimationGroup *group = new QParallelAnimationGroup(scene()); - QItemAnimation *anim = new QItemAnimation(this, QItemAnimation::Position); - anim->setEndValue(newPos); - group->addAnimation(anim); - anim = new QItemAnimation(this, QItemAnimation::RotationZ); - anim->setEndValue(rotationZ); - group->addAnimation(anim); - anim = new QItemAnimation(this, QItemAnimation::ScaleFactorX); - anim->setEndValue(scaleX); - group->addAnimation(anim); - anim = new QItemAnimation(this, QItemAnimation::ScaleFactorY); - anim->setEndValue(scaleY); - group->addAnimation(anim); - group->start(QAbstractAnimation::DeleteWhenStopped); -} - -void RiverItem::mousePressEvent(QGraphicsSceneMouseEvent*) -{ - //just let it rotate on itself - QItemAnimation *anim = new QItemAnimation(this, QItemAnimation::RotationY); - anim->setEndValue(yRotation() < 180 ? 360 : 0); - anim->setDuration(500); - anim->start(QAbstractAnimation::DeleteWhenStopped); -} - - |