Mercurial > hg > orthanc-stone
comparison Framework/Scene2D/Internals/CairoBaseRenderer.h @ 595:6e471e6cf09b
CairoPolylineRenderer, SdlOpenGLWindow
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Fri, 26 Apr 2019 15:11:11 +0200 |
parents | |
children | 6e888cf6a48b |
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594:9807ed3d3e03 | 595:6e471e6cf09b |
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1 /** | |
2 * Stone of Orthanc | |
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
4 * Department, University Hospital of Liege, Belgium | |
5 * Copyright (C) 2017-2019 Osimis S.A., Belgium | |
6 * | |
7 * This program is free software: you can redistribute it and/or | |
8 * modify it under the terms of the GNU Affero General Public License | |
9 * as published by the Free Software Foundation, either version 3 of | |
10 * the License, or (at your option) any later version. | |
11 * | |
12 * This program is distributed in the hope that it will be useful, but | |
13 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 * Affero General Public License for more details. | |
16 * | |
17 * You should have received a copy of the GNU Affero General Public License | |
18 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
19 **/ | |
20 | |
21 | |
22 #pragma once | |
23 | |
24 #include "ICairoContextProvider.h" | |
25 #include "CompositorHelper.h" | |
26 | |
27 namespace OrthancStone | |
28 { | |
29 namespace Internals | |
30 { | |
31 class CairoBaseRenderer : public CompositorHelper::ILayerRenderer | |
32 { | |
33 private: | |
34 ICairoContextProvider& target_; | |
35 std::auto_ptr<ISceneLayer> layer_; | |
36 | |
37 protected: | |
38 template<typename T> | |
39 const T& GetLayer() const | |
40 { | |
41 return dynamic_cast<T&>(*layer_); | |
42 } | |
43 | |
44 cairo_t* GetCairoContext() const | |
45 { | |
46 return target_.GetCairoContext(); | |
47 } | |
48 | |
49 public: | |
50 CairoBaseRenderer(ICairoContextProvider& target, | |
51 const ISceneLayer& layer) : | |
52 target_(target) | |
53 { | |
54 Update(layer); | |
55 } | |
56 | |
57 virtual void Update(const ISceneLayer& layer) | |
58 { | |
59 layer_.reset(layer.Clone()); | |
60 } | |
61 }; | |
62 } | |
63 } |