QList<QLineF> Snapper::findSnappingLines(const SnapLineMap &snappingLineMap,
Qt::Orientation orientation,
double snapLine,
double lowerLimit,
double upperLimit,
QList<QRectF> *boundingRects) const
{
QList<QLineF> lineList;
SnapLineMapIterator snappingLineIterator(snappingLineMap);
while (snappingLineIterator.hasNext()) {
snappingLineIterator.next();
if (compareLines(snapLine, snappingLineIterator.key())) { // near distance snapping lines
lineList += createSnapLine(orientation,
snappingLineIterator.key(),
lowerLimit,
upperLimit,
snappingLineIterator.value().first);
if (boundingRects != 0)
boundingRects->append(snappingLineIterator.value().first);
}
}
return lineList;
}
void QgsLayoutView::setCurrentLayout( QgsLayout *layout )
{
setScene( layout );
connect( layout->pageCollection(), &QgsLayoutPageCollection::changed, this, &QgsLayoutView::viewChanged );
connect( layout, &QgsLayout::selectedItemChanged, this, &QgsLayoutView::itemFocused );
viewChanged();
mSnapMarker.reset( new QgsLayoutViewSnapMarker() );
mSnapMarker->hide();
layout->addItem( mSnapMarker.get() );
mHorizontalSnapLine.reset( createSnapLine() );
mHorizontalSnapLine->hide();
layout->addItem( mHorizontalSnapLine.get() );
mVerticalSnapLine.reset( createSnapLine() );
mVerticalSnapLine->hide();
layout->addItem( mVerticalSnapLine.get() );
if ( mHorizontalRuler )
{
connect( &layout->guides(), &QAbstractItemModel::dataChanged, mHorizontalRuler, [ = ] { mHorizontalRuler->update(); } );
connect( &layout->guides(), &QAbstractItemModel::rowsInserted, mHorizontalRuler, [ = ] { mHorizontalRuler->update(); } );
connect( &layout->guides(), &QAbstractItemModel::rowsRemoved, mHorizontalRuler, [ = ] { mHorizontalRuler->update(); } );
connect( &layout->guides(), &QAbstractItemModel::modelReset, mHorizontalRuler, [ = ] { mHorizontalRuler->update(); } );
}
if ( mVerticalRuler )
{
connect( &layout->guides(), &QAbstractItemModel::dataChanged, mVerticalRuler, [ = ] { mVerticalRuler->update(); } );
connect( &layout->guides(), &QAbstractItemModel::rowsInserted, mVerticalRuler, [ = ] { mVerticalRuler->update(); } );
connect( &layout->guides(), &QAbstractItemModel::rowsRemoved, mVerticalRuler, [ = ] { mVerticalRuler->update(); } );
connect( &layout->guides(), &QAbstractItemModel::modelReset, mVerticalRuler, [ = ] { mVerticalRuler->update(); } );
}
//emit layoutSet, so that designer dialogs can update for the new layout
emit layoutSet( layout );
}
QList<QLineF> Snapper::findSnappingOffsetLines(const SnapLineMap &snappingOffsetMap,
Qt::Orientation orientation,
double snapLine,
double lowerLimit,
double upperLimit,
QList<QRectF> *boundingRects) const
{
QList<QLineF> lineList;
SnapLineMapIterator snappingOffsetIterator(snappingOffsetMap);
while (snappingOffsetIterator.hasNext()) {
snappingOffsetIterator.next();
const QRectF &formEditorItemRect(snappingOffsetIterator.value().first);
double formEditorItemRectLowerLimit;
double formEditorItemRectUpperLimit;
if (orientation == Qt::Horizontal) {
formEditorItemRectLowerLimit = formEditorItemRect.left();
formEditorItemRectUpperLimit = formEditorItemRect.right();
} else {
formEditorItemRectLowerLimit = formEditorItemRect.top();
formEditorItemRectUpperLimit = formEditorItemRect.bottom();
}
if (qFuzzyCompare(snapLine, snappingOffsetIterator.key()) &&
!(lowerLimit > formEditorItemRectUpperLimit ||
upperLimit < formEditorItemRectLowerLimit)) {
lineList += createSnapLine(orientation,
snapLine,
lowerLimit,
upperLimit,
formEditorItemRect);
if (boundingRects != 0)
boundingRects->append(snappingOffsetIterator.value().first);
}
}
return lineList;
}
