Mercurial > hg > orthanc-stone
annotate Framework/Widgets/LayeredSceneWidget.h @ 53:c2dc924f1a63 wasm
removing threading out of the framework
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Thu, 27 Apr 2017 16:57:49 +0200 |
| parents | 25befef48c35 |
| children | 468c48eaa01c |
| rev | line source |
|---|---|
| 0 | 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 Osimis, Belgium |
| 0 | 6 * |
| 7 * This program is free software: you can redistribute it and/or | |
| 47 | 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. | |
| 0 | 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 | |
| 47 | 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 | |
| 0 | 18 * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 19 **/ | |
| 20 | |
| 21 | |
| 22 #pragma once | |
| 23 | |
| 24 #include "WorldSceneWidget.h" | |
| 25 | |
| 26 #include "../Layers/ILayerRendererFactory.h" | |
| 27 | |
|
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28 #include <boost/thread/mutex.hpp> // TODO remove |
| 0 | 29 |
| 30 namespace OrthancStone | |
| 31 { | |
| 32 class LayeredSceneWidget : public WorldSceneWidget | |
| 33 { | |
| 34 public: | |
| 35 class ISliceObserver : public boost::noncopyable | |
| 36 { | |
| 37 public: | |
| 38 virtual ~ISliceObserver() | |
| 39 { | |
| 40 } | |
| 41 | |
| 42 virtual void NotifySliceChange(const LayeredSceneWidget& source, | |
| 43 const SliceGeometry& slice) = 0; | |
| 44 }; | |
| 45 | |
| 46 private: | |
| 47 struct SliceChangeFunctor; | |
| 48 class Renderers; | |
| 49 class PendingLayers; | |
| 50 class Layer; | |
| 51 | |
| 52 typedef ObserversRegistry<LayeredSceneWidget, ISliceObserver> Observers; | |
| 53 | |
| 54 std::vector<Layer*> layers_; | |
| 55 std::auto_ptr<Renderers> renderers_; | |
| 56 std::auto_ptr<PendingLayers> pendingLayers_; | |
| 57 std::auto_ptr<Renderers> pendingRenderers_; | |
| 58 boost::mutex sliceMutex_; | |
| 59 SliceGeometry slice_; | |
| 60 Observers observers_; | |
| 61 | |
| 62 protected: | |
| 63 virtual bool RenderScene(CairoContext& context, | |
| 64 const ViewportGeometry& view); | |
| 65 | |
| 66 public: | |
| 67 LayeredSceneWidget(); | |
| 68 | |
| 69 virtual ~LayeredSceneWidget(); | |
| 70 | |
| 71 virtual SliceGeometry GetSlice(); | |
| 72 | |
| 73 virtual void GetSceneExtent(double& x1, | |
| 74 double& y1, | |
| 75 double& x2, | |
| 76 double& y2); | |
| 77 | |
| 78 ILayerRendererFactory& AddLayer(size_t& layerIndex, | |
| 79 ILayerRendererFactory* factory); // Takes ownership | |
| 80 | |
| 81 // Simpler version for basic use cases | |
| 82 void AddLayer(ILayerRendererFactory* factory); // Takes ownership | |
| 83 | |
| 84 size_t GetLayerCount() const | |
| 85 { | |
| 86 return layers_.size(); | |
| 87 } | |
| 88 | |
| 89 RenderStyle GetLayerStyle(size_t layer); | |
| 90 | |
| 91 void SetLayerStyle(size_t layer, | |
| 92 const RenderStyle& style); | |
| 93 | |
| 94 void SetSlice(const SliceGeometry& slice); | |
| 95 | |
| 96 void InvalidateLayer(unsigned int layer); | |
| 97 | |
| 98 void InvalidateAllLayers(); | |
| 99 | |
| 100 virtual void Start(); | |
| 101 | |
| 102 virtual void Stop(); | |
| 103 | |
| 104 using WorldSceneWidget::Register; | |
| 105 using WorldSceneWidget::Unregister; | |
| 106 | |
| 107 void Register(ISliceObserver& observer) | |
| 108 { | |
| 109 observers_.Register(observer); | |
| 110 } | |
| 111 | |
| 112 void Unregister(ISliceObserver& observer) | |
| 113 { | |
| 114 observers_.Unregister(observer); | |
| 115 } | |
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116 |
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117 virtual bool HasUpdateContent() const |
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118 { |
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119 return true; |
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120 } |
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121 |
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122 virtual void UpdateContent(); |
| 0 | 123 }; |
| 124 } |