Warning, file /utilities/skanpage/src/DocumentPrinter.cpp was not indexed or was modified since last indexation (in which case cross-reference links may be missing, inaccurate or erroneous).

 /**
  * SPDX-FileCopyrightText: 2021 by Alexander Stippich <a.stippich@gmx.net>
  *
  * SPDX-License-Identifier: GPL-2.0-only OR GPL-3.0-only OR LicenseRef-KDE-Accepted-GPL
  */
 
 #include "DocumentPrinter.h"
 
 #include <QPainter>
 #include <QPrinter>
 #include <QPrintDialog>
 
 #include <QTransform>
 #include <QtConcurrent>
 
 #include <KLocalizedString>
 
 #include "skanpage_debug.h"
 
 DocumentPrinter::DocumentPrinter(QObject *parent)
     : QObject(parent)
     , m_printer(std::make_unique<QPrinter>())
 {
 }
 
 DocumentPrinter::~DocumentPrinter()
 {
 }
 
 void DocumentPrinter::printDocument(const SkanpageUtils::DocumentPages &document)
 {
     if (document.isEmpty()) {
         Q_EMIT showUserMessage(SkanpageUtils::ErrorMessage, i18n("Nothing to print."));
         return;
     }
     if (m_future.isRunning()) {
         Q_EMIT showUserMessage(SkanpageUtils::ErrorMessage, i18n("Previous printing operation still in progress."));
         return;
     }
 
     QPrintDialog printDialog(m_printer.get());
 
     if (printDialog.exec() == QDialog::Accepted) {
         m_future = QtConcurrent::run(&DocumentPrinter::print, this, document);
     }
 }
 
 void DocumentPrinter::print(const SkanpageUtils::DocumentPages &document)
 {
     QPainter painter(m_printer.get());
     QRect rect = painter.viewport();
     for (int i = 0; i < document.count(); ++i) {
         if (i != 0) {
             m_printer->newPage();
         }
         int rotationAngle = document.at(i).rotationAngle;
         QImage pageImage(document.at(i).temporaryFile->fileName());
         if (rotationAngle != 0) {
             pageImage = pageImage.transformed(QTransform().rotate(rotationAngle));
         }
 
         QSize size = pageImage.size();
         size.scale(rect.size(), Qt::KeepAspectRatio);
         painter.setViewport(rect.x(), rect.y(),size.width(), size.height());
         painter.setWindow(pageImage.rect());
         painter.drawImage(0, 0, pageImage);
     }
 
     Q_EMIT showUserMessage(SkanpageUtils::InformationMessage, i18n("Document sent to printer."));
 }
 
 #include "moc_DocumentPrinter.cpp"