PDF4QT/PdfForQtViewer/pdfwidgetutils.cpp

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2019-12-07 17:59:03 +01:00
// Copyright (C) 2019 Jakub Melka
//
// This file is part of PdfForQt.
//
// PdfForQt is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// PdfForQt is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with PDFForQt. If not, see <https://www.gnu.org/licenses/>.
#include "pdfwidgetutils.h"
namespace pdfviewer
{
int PDFWidgetUtils::getPixelSize(QWidget* widget, pdf::PDFReal sizeMM)
{
const int width = widget->width();
const int height = widget->height();
if (width > height)
{
return pdf::PDFReal(width) * sizeMM / pdf::PDFReal(widget->widthMM());
}
else
{
return pdf::PDFReal(height) * sizeMM / pdf::PDFReal(widget->heightMM());
}
}
} // namespace pdfviewer