1 files changed, 36 insertions, 0 deletions
diff --git a/vcl/source/pdf/PdfConfig.cxx b/vcl/source/pdf/PdfConfig.cxx
new file mode 100644
index 000000000..0e6a04360
--- /dev/null
+++ b/vcl/source/pdf/PdfConfig.cxx
@@ -0,0 +1,36 @@
+/* -*- 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
+{
+/// Get the default PDF rendering resolution in DPI.
+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();
+}
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */