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annotate Framework/Layers/OrthancFrameLayerSource.cpp @ 381:19bd222283ae

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uncoupling LayerReadyMessage from the creation of the renderer
author Sebastien Jodogne <s.jodogne@gmail.com>
date Tue, 06 Nov 2018 15:36:06 +0100
parents ba5ad93f935a
children 5f13809f3f76
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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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22 #include "OrthancFrameLayerSource.h"
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24 #include "FrameRenderer.h"
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25 #include "../Toolbox/DicomFrameConverter.h"
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27 #include <Core/Logging.h>
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28 #include <Core/OrthancException.h>
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30 #include <boost/lexical_cast.hpp>
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32 namespace OrthancStone
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33 {
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34
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35 void OrthancFrameLayerSource::OnSliceGeometryReady(const OrthancSlicesLoader::SliceGeometryReadyMessage& message)
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36 {
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37 if (message.GetOrigin().GetSliceCount() > 0)
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38 {
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39 LayerSourceBase::NotifyGeometryReady();
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40 }
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41 else
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42 {
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43 LayerSourceBase::NotifyGeometryError();
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44 }
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45 }
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47 void OrthancFrameLayerSource::OnSliceGeometryError(const OrthancSlicesLoader::SliceGeometryErrorMessage& message)
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48 {
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49 LayerSourceBase::NotifyGeometryError();
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50 }
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53 class OrthancFrameLayerSource::RendererFactory : public LayerReadyMessage::IRendererFactory
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54 {
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55 private:
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56 const OrthancSlicesLoader::SliceImageReadyMessage& message_;
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58 public:
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59 RendererFactory(const OrthancSlicesLoader::SliceImageReadyMessage& message) :
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60 message_(message)
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61 {
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62 }
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64 virtual ILayerRenderer* CreateRenderer() const
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65 {
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66 bool isFull = (message_.GetEffectiveQuality() == SliceImageQuality_FullPng ||
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67 message_.GetEffectiveQuality() == SliceImageQuality_FullPam);
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69 return FrameRenderer::CreateRenderer(message_.GetImage(), message_.GetSlice(), isFull);
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70 }
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71 };
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72
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73 void OrthancFrameLayerSource::OnSliceImageReady(const OrthancSlicesLoader::SliceImageReadyMessage& message)
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74 {
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75 // first notify that the image is ready (targeted to, i.e: an image cache)
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76 LayerSourceBase::NotifyImageReady(message.GetImage(), message.GetEffectiveQuality(), message.GetSlice());
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78 // then notify that the layer is ready for render
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79 RendererFactory factory(message);
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80 LayerSourceBase::NotifyLayerReady(factory, message.GetSlice().GetGeometry());
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81 }
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83 void OrthancFrameLayerSource::OnSliceImageError(const OrthancSlicesLoader::SliceImageErrorMessage& message)
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84 {
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85 LayerSourceBase::NotifyLayerError(message.GetSlice().GetGeometry());
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86 }
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87
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88 OrthancFrameLayerSource::OrthancFrameLayerSource(MessageBroker& broker, OrthancApiClient& orthanc) :
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89 LayerSourceBase(broker),
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90 IObserver(broker),
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91 loader_(broker, orthanc),
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92 quality_(SliceImageQuality_FullPng)
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93 {
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94 loader_.RegisterObserverCallback(new Callable<OrthancFrameLayerSource, OrthancSlicesLoader::SliceGeometryReadyMessage>(*this, &OrthancFrameLayerSource::OnSliceGeometryReady));
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95 loader_.RegisterObserverCallback(new Callable<OrthancFrameLayerSource, OrthancSlicesLoader::SliceGeometryErrorMessage>(*this, &OrthancFrameLayerSource::OnSliceGeometryError));
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96 loader_.RegisterObserverCallback(new Callable<OrthancFrameLayerSource, OrthancSlicesLoader::SliceImageReadyMessage>(*this, &OrthancFrameLayerSource::OnSliceImageReady));
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97 loader_.RegisterObserverCallback(new Callable<OrthancFrameLayerSource, OrthancSlicesLoader::SliceImageErrorMessage>(*this, &OrthancFrameLayerSource::OnSliceImageError));
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98 }
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100
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101 void OrthancFrameLayerSource::LoadSeries(const std::string& seriesId)
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102 {
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103 loader_.ScheduleLoadSeries(seriesId);
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104 }
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106
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107 void OrthancFrameLayerSource::LoadInstance(const std::string& instanceId)
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108 {
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109 loader_.ScheduleLoadInstance(instanceId);
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110 }
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111
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113 void OrthancFrameLayerSource::LoadFrame(const std::string& instanceId,
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114 unsigned int frame)
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115 {
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116 loader_.ScheduleLoadFrame(instanceId, frame);
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117 }
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118
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119
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120 bool OrthancFrameLayerSource::GetExtent(std::vector<Vector>& points,
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121 const CoordinateSystem3D& viewportSlice)
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122 {
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123 size_t index;
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124
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125 if (loader_.IsGeometryReady() &&
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126 loader_.LookupSlice(index, viewportSlice))
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127 {
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128 loader_.GetSlice(index).GetExtent(points);
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129 return true;
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130 }
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131 else
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132 {
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133 return false;
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134 }
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135 }
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138 void OrthancFrameLayerSource::ScheduleLayerCreation(const CoordinateSystem3D& viewportSlice)
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139 {
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140 size_t index;
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141
329
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142 if (loader_.IsGeometryReady() &&
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143 loader_.LookupSlice(index, viewportSlice))
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144 {
329
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145 loader_.ScheduleLoadSliceImage(index, quality_);
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146 }
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147 }
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148 }