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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 : * This file incorporates work covered by the following license notice:
10 : *
11 : * Licensed to the Apache Software Foundation (ASF) under one or more
12 : * contributor license agreements. See the NOTICE file distributed
13 : * with this work for additional information regarding copyright
14 : * ownership. The ASF licenses this file to you under the Apache
15 : * License, Version 2.0 (the "License"); you may not use this file
16 : * except in compliance with the License. You may obtain a copy of
17 : * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 : */
19 :
20 : #ifndef INCLUDED_DRAWINGLAYER_PROCESSOR2D_VCLHELPERBUFFERDEVICE_HXX
21 : #define INCLUDED_DRAWINGLAYER_PROCESSOR2D_VCLHELPERBUFFERDEVICE_HXX
22 :
23 : #include <vcl/virdev.hxx>
24 :
25 :
26 : // predefines
27 :
28 : namespace basegfx { class B2DRange; }
29 :
30 :
31 : // support methods for vcl direct gradient renderering
32 :
33 : namespace drawinglayer
34 : {
35 : class impBufferDevice
36 : {
37 : OutputDevice& mrOutDev;
38 : VirtualDevice* mpContent;
39 : VirtualDevice* mpMask;
40 : VirtualDevice* mpAlpha;
41 : Rectangle maDestPixel;
42 :
43 : public:
44 : impBufferDevice(
45 : OutputDevice& rOutDev,
46 : const basegfx::B2DRange& rRange,
47 : bool bAddOffsetToMapping);
48 : ~impBufferDevice();
49 :
50 : void paint(double fTrans = 0.0);
51 0 : bool isVisible() const { return !maDestPixel.IsEmpty(); }
52 : VirtualDevice& getContent();
53 : VirtualDevice& getMask();
54 : VirtualDevice& getTransparence();
55 : };
56 : } // end of namespace drawinglayer
57 :
58 :
59 :
60 : #endif // INCLUDED_DRAWINGLAYER_PROCESSOR2D_VCLHELPERBUFFERDEVICE_HXX
61 :
62 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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