bool QPlatformPrintDevice::isValidPageLayout(const QPageLayout &layout, int resolution) const
{
// Check the page size is supported
if (!supportedPageSize(layout.pageSize()).isValid())
return false;
// Check the margins are valid
QMarginsF pointMargins = layout.margins(QPageLayout::Point);
QMarginsF printMargins = printableMargins(layout.pageSize(), layout.orientation(), resolution);
return pointMargins.left() >= printMargins.left()
&& pointMargins.right() >= printMargins.right()
&& pointMargins.top() >= printMargins.top()
&& pointMargins.bottom() >= printMargins.bottom();
}
void ObjectsScene::configurePrinter(QPrinter *printer)
{
if(!printer)
throw Exception(ERR_OPR_NOT_ALOC_OBJECT ,__PRETTY_FUNCTION__,__FILE__,__LINE__);
if(paper_size!=QPrinter::Custom)
printer->setPaperSize(paper_size);
else
{
#if (QT_VERSION >= QT_VERSION_CHECK(5, 3, 0))
//The QTBUG-33645 is fixed on Qt 5.3
QPageLayout pl;
QPageSize ps;
ps=QPageSize(QSizeF(custom_paper_size.width(), custom_paper_size.height()), QPageSize::Point, QString(), QPageSize::ExactMatch);
pl.setPageSize(ps);
pl.setOrientation(page_orientation==QPrinter::Landscape ? QPageLayout::Landscape : QPageLayout::Portrait);
printer->setPageSize(pl.pageSize());
#else
#warning "Custom page size bug (QTBUG-33645) workaround for Qt 5.2 or lower. NOTE: This issue is fixed on Qt 5.3"
printer->setPaperSize(QSizeF(custom_paper_size.height(), custom_paper_size.width()), QPrinter::Point);
#endif
}
if(paper_size==QPrinter::Custom)
{
if(custom_paper_size.width() > custom_paper_size.height())
ObjectsScene::page_orientation=QPrinter::Landscape;
else
ObjectsScene::page_orientation=QPrinter::Portrait;
}
else
printer->setOrientation(page_orientation);
printer->setPageMargins(page_margins.left(), page_margins.top(), page_margins.width(), page_margins.height(), QPrinter::Millimeter);
}
QDebug operator<<(QDebug dbg, const QPageLayout &layout)
{
QDebugStateSaver saver(dbg);
if (layout.isValid()) {
QString output = QStringLiteral("QPageLayout(%1, %2, l:%3 r:%4 t:%5 b:%6 %7)");
QString units;
switch (layout.units()) {
case QPageLayout::Millimeter:
units = QStringLiteral("mm");
break;
case QPageLayout::Point:
units = QStringLiteral("pt");
break;
case QPageLayout::Inch:
units = QStringLiteral("in");
break;
case QPageLayout::Pica:
units = QStringLiteral("pc");
break;
case QPageLayout::Didot:
units = QStringLiteral("DD");
break;
case QPageLayout::Cicero:
units = QStringLiteral("CC");
break;
}
output = output.arg(layout.pageSize().name())
.arg(layout.orientation() == QPageLayout::Portrait ? QStringLiteral("Portrait") : QStringLiteral("Landscape"))
.arg(layout.margins().left())
.arg(layout.margins().right())
.arg(layout.margins().top())
.arg(layout.margins().bottom())
.arg(units);
dbg.nospace() << output;
} else {
dbg.nospace() << "QPageLayout()";
}
return dbg;
}