/src/libreoffice/include/vcl/outdev/ScopedStates.hxx
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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 | | #ifndef INCLUDED_VCL_SCOPEDSTATES_HXX |
12 | | #define INCLUDED_VCL_SCOPEDSTATES_HXX |
13 | | |
14 | | #include <vcl/outdev.hxx> |
15 | | #include <vcl/rendercontext/AntialiasingFlags.hxx> |
16 | | |
17 | | namespace vcl |
18 | | { |
19 | | class ScopedAntialiasing |
20 | | { |
21 | | private: |
22 | | OutputDevice& m_rOutputDevice; |
23 | | AntialiasingFlags m_nPreviousAAState; |
24 | | |
25 | | public: |
26 | | ScopedAntialiasing(OutputDevice& rOutputDevice, bool bAAState) |
27 | 0 | : m_rOutputDevice(rOutputDevice) |
28 | 0 | , m_nPreviousAAState(m_rOutputDevice.GetAntialiasing()) |
29 | 0 | { |
30 | 0 | if (bAAState) |
31 | 0 | rOutputDevice.SetAntialiasing(m_nPreviousAAState | AntialiasingFlags::Enable); |
32 | 0 | else |
33 | 0 | rOutputDevice.SetAntialiasing(m_nPreviousAAState & ~AntialiasingFlags::Enable); |
34 | 0 | } |
35 | | |
36 | 0 | ~ScopedAntialiasing() { m_rOutputDevice.SetAntialiasing(m_nPreviousAAState); } |
37 | | }; |
38 | | } |
39 | | |
40 | | #endif // INCLUDED_VCL_SCOPEDSTATES_HXX |
41 | | |
42 | | /* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |