PdfConfig.cxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 */
 
#include <pdf/PdfConfig.hxx>
#include <cstdlib>
 
#include <vcl/svapp.hxx>
#include <vcl/outdev.hxx>
 
namespace vcl::pdf
{
double getDefaultPdfResolutionDpi()
{
    // If an overriding default is set, use it.
    const char* envar = ::getenv("PDFIMPORT_RESOLUTION_DPI");
    if (envar)
    {
        const double dpi = atof(envar);
        if (dpi > 0)
            return dpi;
    }
 
    // Fallback to a sensible default.
    return Application::GetDefaultDevice()->GetDPIX();
}
}
 
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