Mercurial > hg > orthanc-stone
annotate Framework/Widgets/LayeredSceneWidget.h @ 84:ea377c770ef4
fix mainline build
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Fri, 26 May 2017 11:23:20 +0200 |
parents | 28956ed68280 |
children | 25befef48c35 4cff7b1ed31d |
rev | line source |
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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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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 } |