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annotate Framework/Widgets/SliceViewerWidget.h @ 394:17d54c028805

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rename ILayerRenderer::GetLayerSlice() to GetLayerPlane()
author Sebastien Jodogne <s.jodogne@gmail.com>
date Sat, 10 Nov 2018 08:44:18 +0100
parents 20f149669c1f
children ed7146fa2c98
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1 /**
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2 * Stone of Orthanc
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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4 * Department, University Hospital of Liege, Belgium
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e2fe9352f240 upgrade to year 2018
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5 * Copyright (C) 2017-2018 Osimis S.A., Belgium
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6 *
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7 * This program is free software: you can redistribute it and/or
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8 * modify it under the terms of the GNU Affero General Public License
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9 * as published by the Free Software Foundation, either version 3 of
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10 * the License, or (at your option) any later version.
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11 *
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12 * This program is distributed in the hope that it will be useful, but
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13 * WITHOUT ANY WARRANTY; without even the implied warranty of
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14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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15 * Affero General Public License for more details.
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16 *
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17 * You should have received a copy of the GNU Affero General Public License
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18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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19 **/
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20
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21
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22 #pragma once
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23
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24 #include "WorldSceneWidget.h"
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25 #include "../Layers/ILayerSource.h"
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26 #include "../Toolbox/Extent2D.h"
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27 #include "../../Framework/Messages/IObserver.h"
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29 #include <map>
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30
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31 namespace OrthancStone
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32 {
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33 class SliceViewerWidget :
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34 public WorldSceneWidget,
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35 public IObserver,
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36 public IObservable
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37 {
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38 public:
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39 typedef OriginMessage<MessageType_Widget_GeometryChanged, SliceViewerWidget> GeometryChangedMessage;
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40 typedef OriginMessage<MessageType_Widget_ContentChanged, SliceViewerWidget> ContentChangedMessage;
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41
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42 private:
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43 class Scene;
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44
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45 typedef std::map<const ILayerSource*, size_t> LayersIndex;
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46
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47 bool started_;
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48 LayersIndex layersIndex_;
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49 std::vector<ILayerSource*> layers_;
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50 std::vector<RenderStyle> styles_;
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51 CoordinateSystem3D plane_;
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52 std::auto_ptr<Scene> currentScene_;
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53 std::auto_ptr<Scene> pendingScene_;
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54 std::vector<bool> changedLayers_;
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56 bool LookupLayer(size_t& index /* out */,
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57 const ILayerSource& layer) const;
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58
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59 void GetLayerExtent(Extent2D& extent,
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60 ILayerSource& source) const;
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62 void OnGeometryReady(const ILayerSource::GeometryReadyMessage& message);
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64 virtual void OnContentChanged(const ILayerSource::ContentChangedMessage& message);
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66 virtual void OnSliceChanged(const ILayerSource::SliceChangedMessage& message);
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68 virtual void OnLayerReady(const ILayerSource::LayerReadyMessage& message);
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70 virtual void OnLayerError(const ILayerSource::LayerErrorMessage& message);
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72 void ObserveLayer(ILayerSource& source);
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74 void ResetChangedLayers();
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76 public:
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77 SliceViewerWidget(MessageBroker& broker,
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78 const std::string& name);
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79
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80 virtual Extent2D GetSceneExtent();
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81
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82 protected:
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83 virtual bool RenderScene(CairoContext& context,
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84 const ViewportGeometry& view);
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85
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86 void ResetPendingScene();
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87
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88 void UpdateLayer(size_t index,
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89 ILayerRenderer* renderer,
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90 const CoordinateSystem3D& plane);
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92 void InvalidateAllLayers();
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94 void InvalidateLayer(size_t layer);
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96 public:
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97 virtual ~SliceViewerWidget();
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98
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99 size_t AddLayer(ILayerSource* layer); // Takes ownership
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100
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101 void ReplaceLayer(size_t layerIndex, ILayerSource* layer); // Takes ownership
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102
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103 void RemoveLayer(size_t layerIndex);
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105 size_t GetLayerCount() const
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106 {
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107 return layers_.size();
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108 }
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110 const RenderStyle& GetLayerStyle(size_t layer) const;
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112 void SetLayerStyle(size_t layer,
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113 const RenderStyle& style);
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114
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115 void SetSlice(const CoordinateSystem3D& plane);
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117 const CoordinateSystem3D& GetSlice() const
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118 {
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119 return plane_;
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120 }
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121
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122 virtual bool HasAnimation() const
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123 {
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124 return true;
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125 }
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126
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127 virtual void DoAnimation();
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128 };
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129 }