Mercurial > hg > orthanc-stone
annotate Framework/Widgets/LayeredSceneWidget.h @ 47:28956ed68280
agpl license
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Thu, 27 Apr 2017 11:00:15 +0200 |
| parents | 7207a407bcd8 |
| children | 25befef48c35 4cff7b1ed31d |
| 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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7207a407bcd8
shared copyright with osimis
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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changeset
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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 | |
| 28 | |
| 29 namespace OrthancStone | |
| 30 { | |
| 31 class LayeredSceneWidget : public WorldSceneWidget | |
| 32 { | |
| 33 public: | |
| 34 // Must be thread-safe | |
| 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 HasUpdateThread() const | |
| 64 { | |
| 65 return true; | |
| 66 } | |
| 67 | |
| 68 virtual void UpdateStep(); | |
| 69 | |
| 70 virtual bool RenderScene(CairoContext& context, | |
| 71 const ViewportGeometry& view); | |
| 72 | |
| 73 public: | |
| 74 LayeredSceneWidget(); | |
| 75 | |
| 76 virtual ~LayeredSceneWidget(); | |
| 77 | |
| 78 virtual SliceGeometry GetSlice(); | |
| 79 | |
| 80 virtual void GetSceneExtent(double& x1, | |
| 81 double& y1, | |
| 82 double& x2, | |
| 83 double& y2); | |
| 84 | |
| 85 ILayerRendererFactory& AddLayer(size_t& layerIndex, | |
| 86 ILayerRendererFactory* factory); // Takes ownership | |
| 87 | |
| 88 // Simpler version for basic use cases | |
| 89 void AddLayer(ILayerRendererFactory* factory); // Takes ownership | |
| 90 | |
| 91 size_t GetLayerCount() const | |
| 92 { | |
| 93 return layers_.size(); | |
| 94 } | |
| 95 | |
| 96 RenderStyle GetLayerStyle(size_t layer); | |
| 97 | |
| 98 void SetLayerStyle(size_t layer, | |
| 99 const RenderStyle& style); | |
| 100 | |
| 101 void SetSlice(const SliceGeometry& slice); | |
| 102 | |
| 103 void InvalidateLayer(unsigned int layer); | |
| 104 | |
| 105 void InvalidateAllLayers(); | |
| 106 | |
| 107 virtual void Start(); | |
| 108 | |
| 109 virtual void Stop(); | |
| 110 | |
| 111 using WorldSceneWidget::Register; | |
| 112 using WorldSceneWidget::Unregister; | |
| 113 | |
| 114 void Register(ISliceObserver& observer) | |
| 115 { | |
| 116 observers_.Register(observer); | |
| 117 } | |
| 118 | |
| 119 void Unregister(ISliceObserver& observer) | |
| 120 { | |
| 121 observers_.Unregister(observer); | |
| 122 } | |
| 123 }; | |
| 124 } |