PhotoStripView::PhotoStripView(PhotoStrip *controller) :
MWidgetView(controller),
controller(controller),
viewport(new Viewport),
mainLayout(new QGraphicsLinearLayout(Qt::Horizontal)),
pannedWidget(new QGraphicsWidget),
focusedWidget(-1), _isPositionChanged(false),
isModelRowChanged(false), currentModel(0),
mode(PhotoStripView::OnNormal)
{
/* controller initial setting */
controller->setContentsMargins(0, 0, 0, 0);
controller->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
/* pannable viewport initial setting */
viewport->setObjectName("PhotoStripDetailsViewport");
viewport->setPanDirection(Qt::Horizontal);
viewport->setContentsMargins(0, 0, 0, 0);
viewport->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
viewport->setAutoRange(false);
/* the layout of viewport initial setting */
mainLayout->setSpacing(0);
mainLayout->setContentsMargins(0, 0, 0, 0);
mainLayout->addItem(viewport);
controller->setLayout(mainLayout);
/* pannedWidget initial setting */
pannedWidget->setContentsMargins(0, 0, 0, 0);
pannedWidget->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
/* pannedLayout initial setting */
pannedLayout = new PhotoStripLayout();
pannedWidget->setLayout(pannedLayout);
pannedLayout->setSpacing(ITEM_SPACING);
pannedLayout->setContentsMargins(0, 0, 0, 0);
connect(viewport, SIGNAL(sizePosChanged(const QSizeF &, const QRectF &, const QPointF &)),
this, SLOT(sizePosChanged(const QSizeF &, const QRectF &, const QPointF &)));
viewport->setWidget(pannedWidget);
viewport->positionIndicator()->hide();
physics = new PhotoStripPhysics(this);
connect(physics, SIGNAL(snapIndexChanged(int)), this, SLOT(snapIndexChanged(int)));
viewport->setPhysics(physics);
connect(viewport, SIGNAL(panningStopped()), this, SLOT(panningStopped()));
timer = new QTimer(this);
connect(timer, SIGNAL(timeout()), this, SLOT(showNextImage()));
timer->setInterval(SLIDESHOW_INTERVAL);
connect(viewport, SIGNAL(mousePress()), this, SLOT(mousePress()));
}
void MList::updateData(const QList<const char *>& modifications)
{
const char *member;
for (int i = 0; i < modifications.count(); i++) {
member = modifications[i];
if (member == MListModel::ListIsMoving) {
model()->listIsMoving() ? emit panningStarted() : emit panningStopped();
}
}
}
void Ut_PagedPanning::performIntegration(PagedPanning* pagedPanning)
{
Ut_MPhysics2DPanning physicsDriver(pagedPanning);
QSignalSpy stopSpy(pagedPanning, SIGNAL(panningStopped()));
int i = 0;
do {
physicsDriver.advancePhysicsCalculation();
i++;
} while (stopSpy.count() == 0 && i < 100000);
}
void Ut_PagedPanning::testWhenRangeChangesWhileActivelyPanningThenPanningStoppedSignalGetsEmitted()
{
Ut_MPhysics2DPanning physicsDriver(m_subject);
// Start panning
m_subject->pointerPress(QPointF(0.0, 0.0));
physicsDriver.advancePhysicsCalculation();
QSignalSpy panningStoppedSpy(m_subject, SIGNAL(panningStopped()));
m_subject->setRange(QRectF(0.0, 0.0, (DEFAULT_NUM_PAGES - 1) * (DEFAULT_PAGE_WIDTH * 1.5), 0.0));
physicsDriver.advancePhysicsCalculation();
QCOMPARE(panningStoppedSpy.count(), 1);
}
void MPhysics2DPanning::stop()
{
Q_D(MPhysics2DPanning);
// Checking if the viewport is currently dragged beyond its borders and the integration should
// continue.
bool inRangeX = (d->panDirection.testFlag(Qt::Horizontal) == false) ||
(d->posX >= d->range.left() && d->posX <= d->range.right());
bool inRangeY = (d->panDirection.testFlag(Qt::Vertical) == false) ||
(d->posY >= d->range.top() && d->posY <= d->range.bottom());
if (inRangeX && inRangeY) {
d->panningAnimation->stop();
emit panningStopped();
}
}
DynamicAlbumList::DynamicAlbumList(MWidget *parent) : DynamicMList(parent, MContentItem::IconAndTwoTextLabels, 1), albumListDeleteConfirm(NULL)
{
connect(this, SIGNAL(panningStopped()), this, SLOT(doTasklet()));
connect(AppWindow::instance(), SIGNAL(orientationChanged(M::Orientation)), this, SLOT(onOrientationChanged(M::Orientation)));
MPListModel *albumListModel = new MPListModel(this, "", MPListModel::Album);
albumTasklet = new PhotosTasklet(parent);
setItemModel(albumListModel);
setTasklet(albumTasklet);
MContentItemCreator *albumThumbnailCreator = dynamic_cast<MContentItemCreator *>(cellCreator());
albumThumbnailCreator->setCellProcessor(new AlbumThumbnailsCellProcessor(this));
onOrientationChanged(AppWindow::instance()->orientation());
setColumns(2);
setObjectName("albumList");
connect(this, SIGNAL(itemClicked(const QModelIndex&)), this, SLOT(onClick(const QModelIndex&)));
QPixmapCache::setCacheLimit (4096);
QTimer::singleShot(1500, this, SLOT(doTasklet()));
}
void Ut_PagedPanning::testWhenPhysicsDisabledWhileActivelyPanningThenPositionIsPannedToNearestPage()
{
Ut_MPhysics2DPanning physicsDriver(m_subject);
// Start panning
m_subject->pointerPress(QPointF(0.0, 0.0));
for (int i = 0; i < DEFAULT_PAGE_WIDTH; i++) {
m_subject->pointerMove(QPointF(-i * 2.2, 0));
physicsDriver.advancePhysicsCalculation();
}
int currentPage = m_subject->currentPage;
// Disable while being panned
m_subject->setEnabled(false);
QSignalSpy panningStoppedSpy(m_subject, SIGNAL(panningStopped()));
performIntegration(m_subject);
QCOMPARE(m_subject->position().x(), currentPage * DEFAULT_PAGE_WIDTH);
QCOMPARE(panningStoppedSpy.count(), 2);
}
void MPhysics2DPanning::pointerRelease()
{
Q_D(MPhysics2DPanning);
// Disables the pointer spring
d->pointerPressed = false;
if (d->enabled == false) {
//The physics engine is not working, emitting panning stopped now.
emit panningStopped();
}
// Resolve new velocity only if we have enough samples
if (d->positions.count() > 1) {
// Get the current velocity
QPointF v = d->getVelocity();
// Limit the velocity
d->velX = qBound(-d->maxVel, v.x(), d->maxVel);
d->velY = qBound(-d->maxVel, v.y(), d->maxVel);
d->positions.clear();
}
emit pointerReleased();
}
DynamicAlbumList::~DynamicAlbumList()
{
//The base class's destructor takes care of the model and the tasklet
disconnect(this, SIGNAL(panningStopped()), this, SLOT(doTasklet()));
}
OpenDialog::OpenDialog(QGraphicsWidget*, const QString ¤tFileName)
{
MWidget *centralWidget = new MWidget;
MLayout *layout = new MLayout();
layout->setContentsMargins(0,0,0,0);
MLinearLayoutPolicy* landscapePolicy = new MLinearLayoutPolicy(layout, Qt::Vertical);
MLinearLayoutPolicy* portraitPolicy = new MLinearLayoutPolicy(layout, Qt::Vertical);
// m_itemSize.setWidth(100);
// m_itemSize.setHeight(100);
m_columnsPortrait = 4;
m_columnsLandscape = 5;
m_columnsLandscapeSlider = 0;
m_columnsPortraitSlider = 0;
list = new MList(this);
list->setObjectName("list");
landscapePolicy->addItem(list);
portraitPolicy->addItem(list);
landscapePolicy->setContentsMargins(20, 12, 20, 0);
portraitPolicy->setContentsMargins(20, 24, 20, 0);
layout->setLandscapePolicy(landscapePolicy);
layout->setPortraitPolicy(portraitPolicy);
//int initialWidth = MApplication::activeWindow()->visibleSceneSize().width();
/* if(MApplication::activeWindow()->orientation() == M::Portrait) {
list->setColumns(m_columnsPortrait);
m_itemSize.setWidth(initialWidth / m_columnsPortrait);
m_itemSize.setHeight(m_itemSize.width());
}
else {
list->setColumns(m_columnsLandscape);
m_itemSize.setWidth(initialWidth / m_columnsLandscape);
m_itemSize.setHeight(m_itemSize.width());
}*/
m_itemSize.setWidth(110);
m_itemSize.setHeight(110);
ContentItemCreator *cellCreator = new ContentItemCreator(this);
list->setCellCreator(cellCreator);
QStringList mediaDirs;
mediaDirs << APP_CATALOG;
model = new OpenDialogModel(this, m_itemSize.toSize(), mediaDirs, currentFileName);
model->setObjectName("gridModel");
list->setItemModel(model);
connect(list, SIGNAL(itemClicked(QModelIndex)), this, SLOT(itemClicked(QModelIndex)));
connect(list, SIGNAL(panningStarted()), this, SLOT(pauseLoaders()));
connect(list, SIGNAL(panningStopped()), this, SLOT(resumeLoaders()));
centralWidget->setLayout(layout);
this->setTitle("Choose an image");
this->setModal(true);
this->setCentralWidget(centralWidget);
}
