Mercurial > hg > orthanc-stone
annotate Framework/Toolbox/OrthancSlicesLoader.h @ 252:40b21c1f8b8d am-2
more usage of IObservable/IObserver
| author | am@osimis.io |
|---|---|
| date | Tue, 03 Jul 2018 10:26:56 +0200 |
| parents | 192e6e349e69 |
| children | 9afafb192180 |
| rev | line source |
|---|---|
| 73 | 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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5 * Copyright (C) 2017-2018 Osimis S.A., Belgium |
| 73 | 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 "IWebService.h" | |
| 25 #include "SlicesSorter.h" | |
|
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26 #include "../StoneEnumerations.h" |
| 73 | 27 |
| 28 #include <boost/shared_ptr.hpp> | |
| 29 | |
| 30 namespace OrthancStone | |
| 31 { | |
| 32 class OrthancSlicesLoader : public boost::noncopyable | |
| 33 { | |
| 34 public: | |
| 252 | 35 struct SliceImageReadyMessage : public IMessage |
| 36 { | |
| 37 unsigned int sliceIndex_; | |
| 38 const Slice& slice_; | |
| 39 std::auto_ptr<Orthanc::ImageAccessor>& image_; | |
| 40 SliceImageQuality effectiveQuality_; | |
| 41 | |
| 42 SliceImageReadyMessage(unsigned int sliceIndex, | |
| 43 const Slice& slice, | |
| 44 std::auto_ptr<Orthanc::ImageAccessor>& image, | |
| 45 SliceImageQuality effectiveQuality) | |
| 46 : IMessage(MessageType_SliceImageReady), | |
| 47 sliceIndex_(sliceIndex), | |
| 48 slice_(slice), | |
| 49 image_(image), | |
| 50 effectiveQuality_(effectiveQuality) | |
| 51 { | |
| 52 } | |
| 53 }; | |
| 54 | |
| 55 struct SliceImageErrorMessage : public IMessage | |
| 56 { | |
| 57 const Slice& slice_; | |
| 58 unsigned int sliceIndex_; | |
| 59 SliceImageQuality effectiveQuality_; | |
| 60 | |
| 61 SliceImageErrorMessage(unsigned int sliceIndex, | |
| 62 const Slice& slice, | |
| 63 SliceImageQuality effectiveQuality) | |
| 64 : IMessage(MessageType_SliceImageError), | |
| 65 slice_(slice), | |
| 66 sliceIndex_(sliceIndex), | |
| 67 effectiveQuality_(effectiveQuality) | |
| 68 { | |
| 69 } | |
| 70 }; | |
| 71 | |
| 72 public: | |
| 73 class ISliceLoaderObserver : public IObserver | |
| 73 | 74 { |
| 75 public: | |
| 252 | 76 |
| 77 ISliceLoaderObserver(MessageBroker& broker) | |
| 78 : IObserver(broker) | |
| 73 | 79 { |
| 80 } | |
| 81 | |
| 252 | 82 virtual ~ISliceLoaderObserver() |
| 83 { | |
| 84 } | |
| 85 | |
| 86 virtual void HandleMessage(IObservable& from, const IMessage& message); | |
| 73 | 87 |
| 252 | 88 virtual void OnSliceGeometryReady(const OrthancSlicesLoader& loader) = 0; |
| 73 | 89 |
| 252 | 90 virtual void OnSliceGeometryError(const OrthancSlicesLoader& loader) = 0; |
| 91 | |
| 92 virtual void OnSliceImageReady(const OrthancSlicesLoader& loader, | |
| 73 | 93 unsigned int sliceIndex, |
| 94 const Slice& slice, | |
| 99 | 95 std::auto_ptr<Orthanc::ImageAccessor>& image, |
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96 SliceImageQuality effectiveQuality) = 0; |
| 73 | 97 |
| 252 | 98 virtual void OnSliceImageError(const OrthancSlicesLoader& loader, |
| 73 | 99 unsigned int sliceIndex, |
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100 const Slice& slice, |
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101 SliceImageQuality quality) = 0; |
| 73 | 102 }; |
| 103 | |
| 104 private: | |
| 105 enum State | |
| 106 { | |
| 107 State_Error, | |
| 108 State_Initialization, | |
| 109 State_LoadingGeometry, | |
| 110 State_GeometryReady | |
| 111 }; | |
| 112 | |
| 113 enum Mode | |
| 114 { | |
| 115 Mode_SeriesGeometry, | |
| 116 Mode_InstanceGeometry, | |
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117 Mode_FrameGeometry, |
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118 Mode_LoadImage, |
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119 Mode_LoadRawImage |
| 73 | 120 }; |
| 121 | |
| 122 class Operation; | |
| 123 class WebCallback; | |
| 124 | |
| 125 boost::shared_ptr<WebCallback> webCallback_; // This is a PImpl pattern | |
| 126 | |
| 252 | 127 ISliceLoaderObserver& userCallback_; |
| 73 | 128 IWebService& orthanc_; |
| 129 State state_; | |
| 130 SlicesSorter slices_; | |
| 131 | |
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132 void NotifySliceImageSuccess(const Operation& operation, |
| 99 | 133 std::auto_ptr<Orthanc::ImageAccessor>& image) const; |
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134 |
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135 void NotifySliceImageError(const Operation& operation) const; |
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136 |
| 73 | 137 void ParseSeriesGeometry(const void* answer, |
| 138 size_t size); | |
| 139 | |
| 140 void ParseInstanceGeometry(const std::string& instanceId, | |
| 141 const void* answer, | |
| 142 size_t size); | |
| 143 | |
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144 void ParseFrameGeometry(const std::string& instanceId, |
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145 unsigned int frame, |
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146 const void* answer, |
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147 size_t size); |
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148 |
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149 void ParseSliceImagePng(const Operation& operation, |
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150 const void* answer, |
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151 size_t size); |
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152 |
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153 void ParseSliceImageJpeg(const Operation& operation, |
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154 const void* answer, |
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155 size_t size); |
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156 |
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157 void ParseSliceRawImage(const Operation& operation, |
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158 const void* answer, |
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159 size_t size); |
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160 |
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161 void ScheduleSliceImagePng(const Slice& slice, |
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162 size_t index); |
| 73 | 163 |
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164 void ScheduleSliceImageJpeg(const Slice& slice, |
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165 size_t index, |
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166 SliceImageQuality quality); |
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167 |
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168 void SortAndFinalizeSlices(); |
| 73 | 169 |
| 170 public: | |
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171 OrthancSlicesLoader(MessageBroker& broker, |
| 252 | 172 ISliceLoaderObserver& callback, |
| 73 | 173 IWebService& orthanc); |
| 174 | |
| 175 void ScheduleLoadSeries(const std::string& seriesId); | |
| 176 | |
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177 void ScheduleLoadInstance(const std::string& instanceId); |
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178 |
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179 void ScheduleLoadFrame(const std::string& instanceId, |
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180 unsigned int frame); |
| 73 | 181 |
| 77 | 182 bool IsGeometryReady() const; |
| 183 | |
| 73 | 184 size_t GetSliceCount() const; |
| 185 | |
| 186 const Slice& GetSlice(size_t index) const; | |
| 187 | |
| 77 | 188 bool LookupSlice(size_t& index, |
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189 const CoordinateSystem3D& plane) const; |
| 77 | 190 |
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191 void ScheduleLoadSliceImage(size_t index, |
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192 SliceImageQuality requestedQuality); |
| 73 | 193 }; |
| 194 } |