Mercurial > hg > orthanc-stone
annotate OrthancStone/Sources/Scene2D/Internals/CompositorHelper.h @ 1590:7b963bccafef
updated README
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Thu, 22 Oct 2020 18:39:03 +0200 |
parents | 85e117739eca |
children | 4fb8fdf03314 |
rev | line source |
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585 | 1 /** |
2 * Stone of Orthanc | |
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
4 * Department, University Hospital of Liege, Belgium | |
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5 * Copyright (C) 2017-2020 Osimis S.A., Belgium |
585 | 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 | |
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24 #include "../Scene2D.h" |
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25 #include "../ScenePoint2D.h" |
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27 #include <Compatibility.h> // For ORTHANC_OVERRIDE | |
28 | |
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29 #include <boost/noncopyable.hpp> |
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30 #include <map> |
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31 |
585 | 32 namespace OrthancStone |
33 { | |
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34 namespace Internals |
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36 class CompositorHelper : protected Scene2D::IVisitor |
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38 public: | |
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39 class ILayerRenderer : public boost::noncopyable |
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41 public: |
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42 virtual ~ILayerRenderer() |
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43 { |
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44 } |
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45 |
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46 virtual void Render(const AffineTransform2D& transform, |
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47 unsigned int canvasWidth, |
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48 unsigned int canvasHeight) = 0; |
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50 // "Update()" is only called if the type of the layer has not changed |
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51 virtual void Update(const ISceneLayer& layer) = 0; |
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52 }; |
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53 |
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54 class IRendererFactory : public boost::noncopyable |
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55 { |
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56 public: |
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57 virtual ~IRendererFactory() |
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58 { |
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59 } |
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61 virtual ILayerRenderer* Create(const ISceneLayer& layer) = 0; |
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62 }; |
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63 |
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64 private: |
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65 class Item; |
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66 |
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67 typedef std::map<int, Item*> Content; |
585 | 68 |
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69 IRendererFactory& factory_; |
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70 Content content_; |
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71 const Scene2D* lastScene_; // This is only a safeguard, don't use it! |
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72 |
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73 // Only valid during a call to Refresh() |
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74 AffineTransform2D sceneTransform_; |
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75 unsigned int canvasWidth_; |
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76 unsigned int canvasHeight_; |
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77 |
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78 protected: |
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79 virtual void Visit(const Scene2D& scene, |
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80 const ISceneLayer& layer, |
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81 uint64_t layerIdentifier, |
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83 |
585 | 84 public: |
1571 | 85 explicit CompositorHelper(IRendererFactory& factory) : |
86 factory_(factory), | |
87 lastScene_(NULL), | |
88 canvasWidth_(0), | |
89 canvasHeight_(0) | |
585 | 90 { |
91 } | |
92 | |
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93 ~CompositorHelper(); |
585 | 94 |
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95 void Refresh(const Scene2D& scene, |
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96 unsigned int canvasWidth, |
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97 unsigned int canvasHeight); |
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98 }; |
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99 } |
585 | 100 } |