Mercurial > hg > orthanc-stone
annotate Framework/Widgets/LayeredSceneWidget.h @ 40:7207a407bcd8
shared copyright with osimis
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Wed, 04 Jan 2017 16:37:42 +0100 |
| parents | 351ab0da0150 |
| children | 766d31dc5716 28956ed68280 |
| 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 | |
|
40
7207a407bcd8
shared copyright with osimis
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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diff
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 | |
| 8 * modify it under the terms of the GNU General Public License as | |
| 9 * published by the Free Software Foundation, either version 3 of the | |
| 10 * License, or (at your option) any later version. | |
| 11 * | |
| 12 * In addition, as a special exception, the copyright holders of this | |
| 13 * program give permission to link the code of its release with the | |
| 14 * OpenSSL project's "OpenSSL" library (or with modified versions of it | |
| 15 * that use the same license as the "OpenSSL" library), and distribute | |
| 16 * the linked executables. You must obey the GNU General Public License | |
| 17 * in all respects for all of the code used other than "OpenSSL". If you | |
| 18 * modify file(s) with this exception, you may extend this exception to | |
| 19 * your version of the file(s), but you are not obligated to do so. If | |
| 20 * you do not wish to do so, delete this exception statement from your | |
| 21 * version. If you delete this exception statement from all source files | |
| 22 * in the program, then also delete it here. | |
| 23 * | |
| 24 * This program is distributed in the hope that it will be useful, but | |
| 25 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 26 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 27 * General Public License for more details. | |
| 28 * | |
| 29 * You should have received a copy of the GNU General Public License | |
| 30 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 31 **/ | |
| 32 | |
| 33 | |
| 34 #pragma once | |
| 35 | |
| 36 #include "WorldSceneWidget.h" | |
| 37 | |
| 38 #include "../Layers/ILayerRendererFactory.h" | |
| 39 | |
| 40 | |
| 41 namespace OrthancStone | |
| 42 { | |
| 43 class LayeredSceneWidget : public WorldSceneWidget | |
| 44 { | |
| 45 public: | |
| 46 // Must be thread-safe | |
| 47 class ISliceObserver : public boost::noncopyable | |
| 48 { | |
| 49 public: | |
| 50 virtual ~ISliceObserver() | |
| 51 { | |
| 52 } | |
| 53 | |
| 54 virtual void NotifySliceChange(const LayeredSceneWidget& source, | |
| 55 const SliceGeometry& slice) = 0; | |
| 56 }; | |
| 57 | |
| 58 private: | |
| 59 struct SliceChangeFunctor; | |
| 60 class Renderers; | |
| 61 class PendingLayers; | |
| 62 class Layer; | |
| 63 | |
| 64 typedef ObserversRegistry<LayeredSceneWidget, ISliceObserver> Observers; | |
| 65 | |
| 66 std::vector<Layer*> layers_; | |
| 67 std::auto_ptr<Renderers> renderers_; | |
| 68 std::auto_ptr<PendingLayers> pendingLayers_; | |
| 69 std::auto_ptr<Renderers> pendingRenderers_; | |
| 70 boost::mutex sliceMutex_; | |
| 71 SliceGeometry slice_; | |
| 72 Observers observers_; | |
| 73 | |
| 74 protected: | |
| 75 virtual bool HasUpdateThread() const | |
| 76 { | |
| 77 return true; | |
| 78 } | |
| 79 | |
| 80 virtual void UpdateStep(); | |
| 81 | |
| 82 virtual bool RenderScene(CairoContext& context, | |
| 83 const ViewportGeometry& view); | |
| 84 | |
| 85 public: | |
| 86 LayeredSceneWidget(); | |
| 87 | |
| 88 virtual ~LayeredSceneWidget(); | |
| 89 | |
| 90 virtual SliceGeometry GetSlice(); | |
| 91 | |
| 92 virtual void GetSceneExtent(double& x1, | |
| 93 double& y1, | |
| 94 double& x2, | |
| 95 double& y2); | |
| 96 | |
| 97 ILayerRendererFactory& AddLayer(size_t& layerIndex, | |
| 98 ILayerRendererFactory* factory); // Takes ownership | |
| 99 | |
| 100 // Simpler version for basic use cases | |
| 101 void AddLayer(ILayerRendererFactory* factory); // Takes ownership | |
| 102 | |
| 103 size_t GetLayerCount() const | |
| 104 { | |
| 105 return layers_.size(); | |
| 106 } | |
| 107 | |
| 108 RenderStyle GetLayerStyle(size_t layer); | |
| 109 | |
| 110 void SetLayerStyle(size_t layer, | |
| 111 const RenderStyle& style); | |
| 112 | |
| 113 void SetSlice(const SliceGeometry& slice); | |
| 114 | |
| 115 void InvalidateLayer(unsigned int layer); | |
| 116 | |
| 117 void InvalidateAllLayers(); | |
| 118 | |
| 119 virtual void Start(); | |
| 120 | |
| 121 virtual void Stop(); | |
| 122 | |
| 123 using WorldSceneWidget::Register; | |
| 124 using WorldSceneWidget::Unregister; | |
| 125 | |
| 126 void Register(ISliceObserver& observer) | |
| 127 { | |
| 128 observers_.Register(observer); | |
| 129 } | |
| 130 | |
| 131 void Unregister(ISliceObserver& observer) | |
| 132 { | |
| 133 observers_.Unregister(observer); | |
| 134 } | |
| 135 }; | |
| 136 } |