/src/libreoffice/vcl/source/pdf/PdfConfig.cxx
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1 | | /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ |
2 | | /* |
3 | | * This file is part of the LibreOffice project. |
4 | | * |
5 | | * This Source Code Form is subject to the terms of the Mozilla Public |
6 | | * License, v. 2.0. If a copy of the MPL was not distributed with this |
7 | | * file, You can obtain one at http://mozilla.org/MPL/2.0/. |
8 | | * |
9 | | */ |
10 | | |
11 | | #include <pdf/PdfConfig.hxx> |
12 | | #include <cstdlib> |
13 | | |
14 | | #include <vcl/svapp.hxx> |
15 | | #include <vcl/outdev.hxx> |
16 | | |
17 | | namespace vcl::pdf |
18 | | { |
19 | | /// Get the default PDF rendering resolution in DPI. |
20 | | double getDefaultPdfResolutionDpi() |
21 | 1 | { |
22 | | // If an overriding default is set, use it. |
23 | 1 | const char* envar = ::getenv("PDFIMPORT_RESOLUTION_DPI"); |
24 | 1 | if (envar) |
25 | 0 | { |
26 | 0 | const double dpi = atof(envar); |
27 | 0 | if (dpi > 0) |
28 | 0 | return dpi; |
29 | 0 | } |
30 | | |
31 | | // Fallback to a sensible default. |
32 | 1 | OutputDevice* pDefault = Application::GetDefaultDevice(); |
33 | 1 | return pDefault ? pDefault->GetDPIX() : 96.0; |
34 | 1 | } |
35 | | } |
36 | | |
37 | | /* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |