void CAPresentationHandler::resizeCanvas (const QSizeF& canvasSize)
{
QSizeF pageSize = d->paView->activePage()->boundingRect().size();
QGraphicsWidget* canvasItem = canvas()->canvasItem();
QSizeF newSize (pageSize);
newSize.scale (canvasSize, Qt::KeepAspectRatio);
if (canvasSize.width() < canvasSize.height()) {
canvasItem->setGeometry (0, (canvasSize.height() - newSize.height()) / 2,
newSize.width(), newSize.height());
documentController()->canvasController()->zoomHandler()->setZoom (canvasSize.width() / pageSize.width() * 0.75);
} else {
canvasItem->setGeometry ( (canvasSize.width() - newSize.width()) / 2, 0,
newSize.width(), newSize.height());
documentController()->canvasController()->zoomHandler()->setZoom (canvasSize.height() / pageSize.height() * 0.75);
}
}
void PlotView::updateGeometry(QGraphicsScene *scene) {
QList<QGraphicsItem *> items = scene->items();
QRectF geometry = viewport()->rect();
scene->setSceneRect(geometry);
for (int i = 0; i < items.size(); i++) {
QGraphicsWidget *widget =
qgraphicsitem_cast<QGraphicsWidget *>(items[i]);
if (widget && !items[i]->parentItem())
widget->setGeometry(geometry);
}
}
void tst_qdeclarativelayoutitem::test_resizing()
{
//Create Layout (must be done in C++)
QGraphicsView view;
QGraphicsScene scene;
QGraphicsWidget *widget = new QGraphicsWidget();
QGraphicsLinearLayout *layout = new QGraphicsLinearLayout();
widget->setLayout(layout);
scene.addItem(widget);
view.setScene(&scene);
//Add the QML snippet into the layout
QDeclarativeEngine engine;
QDeclarativeComponent c(&engine, QUrl::fromLocalFile(SRCDIR "/data/layoutItem.qml"));
QDeclarativeLayoutItem* obj = static_cast<QDeclarativeLayoutItem*>(c.create());
QVERIFY(obj);
QCOMPARE(obj->minimumSize(), QSizeF(100,100));
QCOMPARE(obj->preferredSize(), QSizeF(200,200));
QCOMPARE(obj->maximumSize(), QSizeF(300,300));
layout->addItem(obj);
layout->setContentsMargins(0,0,0,0);
widget->setContentsMargins(0,0,0,0);
view.show();
QVERIFY(obj!= 0);
widget->setGeometry(QRectF(0,0, 400,400));
QCOMPARE(obj->width(), 300.0);
QCOMPARE(obj->height(), 300.0);
widget->setGeometry(QRectF(0,0, 300,300));
QCOMPARE(obj->width(), 300.0);
QCOMPARE(obj->height(), 300.0);
widget->setGeometry(QRectF(0,0, 200,200));
QCOMPARE(obj->width(), 200.0);
QCOMPARE(obj->height(), 200.0);
widget->setGeometry(QRectF(0,0, 100,100));
QCOMPARE(obj->width(), 100.0);
QCOMPARE(obj->height(), 100.0);
widget->setGeometry(QRectF(0,0, 40,40));
QCOMPARE(obj->width(), 100.0);
QCOMPARE(obj->height(), 100.0);
widget->setGeometry(QRectF(0,0, 412,112));
QCOMPARE(obj->width(), 300.0);
QCOMPARE(obj->height(), 112.0);
}
void tst_QGraphicsLayout::invalidateAndMove()
{
// Check that if we set the position of an item and invalidate its layout at the same
// time, the widget keeps its correct size
QFETCH(bool, instantInvalidatePropagation);
QGraphicsLayout::setInstantInvalidatePropagation(instantInvalidatePropagation);
QGraphicsScene scene;
QGraphicsWidget *widget = new QGraphicsWidget;
new QGraphicsLinearLayout(widget);
widget->setMinimumSize(1,1);
widget->setPreferredSize(34,34);
widget->setMaximumSize(100,100);
widget->resize(widget->preferredSize());
scene.addItem(widget);
qApp->processEvents();
/* Invalidate and reactivate. The size should not have changed */
widget->layout()->invalidate();
widget->layout()->activate();
QCOMPARE(widget->geometry().size(), widget->preferredSize());
QCOMPARE(widget->layout()->geometry().size(), widget->preferredSize());
qApp->processEvents();
QCOMPARE(widget->geometry().size(), widget->preferredSize());
QCOMPARE(widget->layout()->geometry().size(), widget->preferredSize());
widget->layout()->invalidate();
widget->setX(1); //Change just the position using setX
QCOMPARE(widget->geometry().size(), widget->preferredSize());
QCOMPARE(widget->layout()->geometry().size(), widget->preferredSize());
qApp->processEvents();
QCOMPARE(widget->geometry().size(), widget->preferredSize());
QCOMPARE(widget->layout()->geometry().size(), widget->preferredSize());
widget->layout()->invalidate();
widget->setGeometry(1,1,34,34); //Change just the position using setGeometry
QCOMPARE(widget->geometry().size(), widget->preferredSize());
QCOMPARE(widget->layout()->geometry().size(), widget->preferredSize());
qApp->processEvents();
QCOMPARE(widget->geometry().size(), widget->preferredSize());
QCOMPARE(widget->layout()->geometry().size(), widget->preferredSize());
widget->layout()->invalidate();
widget->setGeometry(1,1,60,60); //Change just the size using setGeometry
QCOMPARE(widget->geometry().size(), QSizeF(60,60));
QCOMPARE(widget->layout()->geometry().size(), QSizeF(60,60));
qApp->processEvents();
QCOMPARE(widget->geometry().size(), QSizeF(60,60));
QCOMPARE(widget->layout()->geometry().size(), QSizeF(60,60));
widget->layout()->invalidate();
widget->setGeometry(0,0,34,34); //Change the size and position using setGeometry
QCOMPARE(widget->geometry().size(), widget->preferredSize());
QCOMPARE(widget->layout()->geometry().size(), widget->preferredSize());
qApp->processEvents();
QCOMPARE(widget->geometry().size(), widget->preferredSize());
QCOMPARE(widget->layout()->geometry().size(), widget->preferredSize());
QGraphicsLayout::setInstantInvalidatePropagation(false);
}
SEXP qt_qsetGeometry_QGraphicsWidget(SEXP rself, SEXP rx)
{
QGraphicsWidget *widget = unwrapQObject(rself, QGraphicsWidget);
widget->setGeometry(asQRectF(rx));
return rself;
}
void StelGuiItem::resizeEvent(QGraphicsSceneResizeEvent* event)
{
Q_UNUSED(event);
widget->setGeometry(0, 0, size().width(), size().height());
StelApp::getInstance().getGui()->forceRefreshGui();
}
