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comparison Framework/Widgets/SliceViewerWidget.h @ 388:20f149669c1f

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renamed LayerWidget as SliceViewerWidget
author Sebastien Jodogne <s.jodogne@gmail.com>
date Fri, 09 Nov 2018 17:26:39 +0100
parents Framework/Widgets/LayerWidget.h@e33659decec5
children 17d54c028805
comparison
equal deleted inserted replaced
387:a8b5cf760473 388:20f149669c1f
1 /**
2 * Stone of Orthanc
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
4 * Department, University Hospital of Liege, Belgium
5 * Copyright (C) 2017-2018 Osimis S.A., Belgium
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
24 #include "WorldSceneWidget.h"
25 #include "../Layers/ILayerSource.h"
26 #include "../Toolbox/Extent2D.h"
27 #include "../../Framework/Messages/IObserver.h"
28
29 #include <map>
30
31 namespace OrthancStone
32 {
33 class SliceViewerWidget :
34 public WorldSceneWidget,
35 public IObserver,
36 public IObservable
37 {
38 public:
39 typedef OriginMessage<MessageType_Widget_GeometryChanged, SliceViewerWidget> GeometryChangedMessage;
40 typedef OriginMessage<MessageType_Widget_ContentChanged, SliceViewerWidget> ContentChangedMessage;
41
42 private:
43 class Scene;
44
45 typedef std::map<const ILayerSource*, size_t> LayersIndex;
46
47 bool started_;
48 LayersIndex layersIndex_;
49 std::vector<ILayerSource*> layers_;
50 std::vector<RenderStyle> styles_;
51 CoordinateSystem3D slice_;
52 std::auto_ptr<Scene> currentScene_;
53 std::auto_ptr<Scene> pendingScene_;
54 std::vector<bool> changedLayers_;
55
56 bool LookupLayer(size_t& index /* out */,
57 const ILayerSource& layer) const;
58
59 void GetLayerExtent(Extent2D& extent,
60 ILayerSource& source) const;
61
62 void OnGeometryReady(const ILayerSource::GeometryReadyMessage& message);
63
64 virtual void OnContentChanged(const ILayerSource::ContentChangedMessage& message);
65
66 virtual void OnSliceChanged(const ILayerSource::SliceChangedMessage& message);
67
68 virtual void OnLayerReady(const ILayerSource::LayerReadyMessage& message);
69
70 virtual void OnLayerError(const ILayerSource::LayerErrorMessage& message);
71
72 void ObserveLayer(ILayerSource& source);
73
74 void ResetChangedLayers();
75
76 public:
77 SliceViewerWidget(MessageBroker& broker,
78 const std::string& name);
79
80 virtual Extent2D GetSceneExtent();
81
82 protected:
83 virtual bool RenderScene(CairoContext& context,
84 const ViewportGeometry& view);
85
86 void ResetPendingScene();
87
88 void UpdateLayer(size_t index,
89 ILayerRenderer* renderer,
90 const CoordinateSystem3D& slice);
91
92 void InvalidateAllLayers();
93
94 void InvalidateLayer(size_t layer);
95
96 public:
97 virtual ~SliceViewerWidget();
98
99 size_t AddLayer(ILayerSource* layer); // Takes ownership
100
101 void ReplaceLayer(size_t layerIndex, ILayerSource* layer); // Takes ownership
102
103 void RemoveLayer(size_t layerIndex);
104
105 size_t GetLayerCount() const
106 {
107 return layers_.size();
108 }
109
110 const RenderStyle& GetLayerStyle(size_t layer) const;
111
112 void SetLayerStyle(size_t layer,
113 const RenderStyle& style);
114
115 void SetSlice(const CoordinateSystem3D& slice);
116
117 const CoordinateSystem3D& GetSlice() const
118 {
119 return slice_;
120 }
121
122 virtual bool HasAnimation() const
123 {
124 return true;
125 }
126
127 virtual void DoAnimation();
128 };
129 }