Mercurial > hg > orthanc-stone
annotate Applications/Samples/SingleFrameEditorApplication.h @ 407:842a3c7cfdc0
renames
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Mon, 12 Nov 2018 11:44:20 +0100 |
| parents | 99e31898910e |
| children | 6834c236b36d |
| rev | line source |
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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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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 "SampleApplicationBase.h" |
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25 |
| 339 | 26 #include "../../Framework/Toolbox/ImageGeometry.h" |
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27 #include "../../Framework/Toolbox/OrthancApiClient.h" |
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28 #include "../../Framework/Toolbox/DicomFrameConverter.h" |
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29 |
| 343 | 30 #include <Core/Images/FontRegistry.h> |
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31 #include <Core/Images/Image.h> |
| 339 | 32 #include <Core/Images/ImageProcessing.h> |
| 338 | 33 #include <Core/Images/PamReader.h> |
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34 #include <Core/Images/PamWriter.h> |
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35 #include <Core/Images/PngWriter.h> |
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36 #include <Core/Logging.h> |
| 403 | 37 #include <Core/OrthancException.h> |
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38 #include <Core/Toolbox.h> |
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39 #include <Plugins/Samples/Common/DicomDatasetReader.h> |
| 338 | 40 #include <Plugins/Samples/Common/FullOrthancDataset.h> |
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41 |
| 407 | 42 |
| 43 // Export using PAM is faster than using PNG, but requires Orthanc | |
| 44 // core >= 1.4.3 | |
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45 #define EXPORT_USING_PAM 1 |
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46 |
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47 |
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48 #include <boost/math/constants/constants.hpp> |
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49 #include <boost/math/special_functions/round.hpp> |
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50 |
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51 |
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52 namespace OrthancStone |
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53 { |
| 407 | 54 class RadiologyScene : |
| 337 | 55 public IObserver, |
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56 public IObservable |
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57 { |
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58 public: |
| 407 | 59 typedef OriginMessage<MessageType_Widget_GeometryChanged, RadiologyScene> GeometryChangedMessage; |
| 60 typedef OriginMessage<MessageType_Widget_ContentChanged, RadiologyScene> ContentChangedMessage; | |
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61 |
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62 |
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63 enum Corner |
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64 { |
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65 Corner_TopLeft, |
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66 Corner_TopRight, |
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67 Corner_BottomLeft, |
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68 Corner_BottomRight |
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69 }; |
| 354 | 70 |
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71 |
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72 |
| 407 | 73 class Layer : public boost::noncopyable |
| 338 | 74 { |
| 407 | 75 friend class RadiologyScene; |
| 76 | |
| 338 | 77 private: |
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78 size_t index_; |
| 343 | 79 bool hasSize_; |
| 80 unsigned int width_; | |
| 81 unsigned int height_; | |
| 82 bool hasCrop_; | |
| 83 unsigned int cropX_; | |
| 84 unsigned int cropY_; | |
| 85 unsigned int cropWidth_; | |
| 86 unsigned int cropHeight_; | |
| 87 Matrix transform_; | |
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88 Matrix transformInverse_; |
| 343 | 89 double pixelSpacingX_; |
| 90 double pixelSpacingY_; | |
| 91 double panX_; | |
| 92 double panY_; | |
| 346 | 93 double angle_; |
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94 bool resizeable_; |
| 338 | 95 |
| 342 | 96 |
| 348 | 97 protected: |
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98 const Matrix& GetTransform() const |
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99 { |
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100 return transform_; |
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101 } |
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102 |
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103 |
| 348 | 104 private: |
| 346 | 105 static void ApplyTransform(double& x /* inout */, |
| 106 double& y /* inout */, | |
| 107 const Matrix& transform) | |
| 339 | 108 { |
| 109 Vector p; | |
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110 LinearAlgebra::AssignVector(p, x, y, 1); |
| 339 | 111 |
| 346 | 112 Vector q = LinearAlgebra::Product(transform, p); |
| 339 | 113 |
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114 if (!LinearAlgebra::IsNear(q[2], 1.0)) |
| 339 | 115 { |
| 116 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
| 117 } | |
| 118 else | |
| 119 { | |
| 345 | 120 x = q[0]; |
| 121 y = q[1]; | |
| 339 | 122 } |
| 123 } | |
| 124 | |
| 345 | 125 |
| 346 | 126 void UpdateTransform() |
| 127 { | |
| 128 transform_ = CreateScalingMatrix(pixelSpacingX_, pixelSpacingY_); | |
| 129 | |
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130 double centerX, centerY; |
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131 GetCenter(centerX, centerY); |
| 346 | 132 |
| 133 transform_ = LinearAlgebra::Product( | |
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134 CreateOffsetMatrix(panX_ + centerX, panY_ + centerY), |
| 346 | 135 CreateRotationMatrix(angle_), |
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136 CreateOffsetMatrix(-centerX, -centerY), |
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137 transform_); |
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138 |
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139 LinearAlgebra::InvertMatrix(transformInverse_, transform_); |
| 346 | 140 } |
| 141 | |
| 142 | |
| 345 | 143 void AddToExtent(Extent2D& extent, |
| 144 double x, | |
| 145 double y) const | |
| 146 { | |
| 346 | 147 ApplyTransform(x, y, transform_); |
| 345 | 148 extent.AddPoint(x, y); |
| 149 } | |
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150 |
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151 |
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152 void GetCornerInternal(double& x, |
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153 double& y, |
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154 Corner corner, |
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155 unsigned int cropX, |
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156 unsigned int cropY, |
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157 unsigned int cropWidth, |
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158 unsigned int cropHeight) const |
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159 { |
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160 double dx = static_cast<double>(cropX); |
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161 double dy = static_cast<double>(cropY); |
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162 double dwidth = static_cast<double>(cropWidth); |
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163 double dheight = static_cast<double>(cropHeight); |
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164 |
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165 switch (corner) |
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166 { |
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167 case Corner_TopLeft: |
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168 x = dx; |
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169 y = dy; |
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170 break; |
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171 |
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172 case Corner_TopRight: |
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173 x = dx + dwidth; |
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174 y = dy; |
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175 break; |
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176 |
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177 case Corner_BottomLeft: |
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178 x = dx; |
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179 y = dy + dheight; |
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180 break; |
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181 |
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182 case Corner_BottomRight: |
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183 x = dx + dwidth; |
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184 y = dy + dheight; |
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185 break; |
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186 |
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187 default: |
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188 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); |
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189 } |
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190 |
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191 ApplyTransform(x, y, transform_); |
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192 } |
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193 |
| 339 | 194 |
| 407 | 195 void SetIndex(size_t index) |
| 196 { | |
| 197 index_ = index; | |
| 198 } | |
| 199 | |
| 200 | |
| 201 bool Contains(double x, | |
| 202 double y) const | |
| 203 { | |
| 204 ApplyTransform(x, y, transformInverse_); | |
| 205 | |
| 206 unsigned int cropX, cropY, cropWidth, cropHeight; | |
| 207 GetCrop(cropX, cropY, cropWidth, cropHeight); | |
| 208 | |
| 209 return (x >= cropX && x <= cropX + cropWidth && | |
| 210 y >= cropY && y <= cropY + cropHeight); | |
| 211 } | |
| 212 | |
| 213 | |
| 214 void DrawBorders(CairoContext& context, | |
| 215 double zoom) | |
| 216 { | |
| 217 unsigned int cx, cy, width, height; | |
| 218 GetCrop(cx, cy, width, height); | |
| 219 | |
| 220 double dx = static_cast<double>(cx); | |
| 221 double dy = static_cast<double>(cy); | |
| 222 double dwidth = static_cast<double>(width); | |
| 223 double dheight = static_cast<double>(height); | |
| 224 | |
| 225 cairo_t* cr = context.GetObject(); | |
| 226 cairo_set_line_width(cr, 2.0 / zoom); | |
| 227 | |
| 228 double x, y; | |
| 229 x = dx; | |
| 230 y = dy; | |
| 231 ApplyTransform(x, y, transform_); | |
| 232 cairo_move_to(cr, x, y); | |
| 233 | |
| 234 x = dx + dwidth; | |
| 235 y = dy; | |
| 236 ApplyTransform(x, y, transform_); | |
| 237 cairo_line_to(cr, x, y); | |
| 238 | |
| 239 x = dx + dwidth; | |
| 240 y = dy + dheight; | |
| 241 ApplyTransform(x, y, transform_); | |
| 242 cairo_line_to(cr, x, y); | |
| 243 | |
| 244 x = dx; | |
| 245 y = dy + dheight; | |
| 246 ApplyTransform(x, y, transform_); | |
| 247 cairo_line_to(cr, x, y); | |
| 248 | |
| 249 x = dx; | |
| 250 y = dy; | |
| 251 ApplyTransform(x, y, transform_); | |
| 252 cairo_line_to(cr, x, y); | |
| 253 | |
| 254 cairo_stroke(cr); | |
| 255 } | |
| 256 | |
| 257 | |
| 258 static double Square(double x) | |
| 259 { | |
| 260 return x * x; | |
| 261 } | |
| 262 | |
| 263 | |
| 338 | 264 public: |
| 407 | 265 Layer() : |
|
384
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266 index_(0), |
| 343 | 267 hasSize_(false), |
| 339 | 268 width_(0), |
| 269 height_(0), | |
| 270 hasCrop_(false), | |
| 342 | 271 pixelSpacingX_(1), |
| 272 pixelSpacingY_(1), | |
| 273 panX_(0), | |
| 346 | 274 panY_(0), |
|
352
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275 angle_(0), |
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276 resizeable_(false) |
| 339 | 277 { |
| 342 | 278 UpdateTransform(); |
| 339 | 279 } |
| 280 | |
| 407 | 281 virtual ~Layer() |
| 343 | 282 { |
| 283 } | |
| 284 | |
|
352
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285 size_t GetIndex() const |
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286 { |
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287 return index_; |
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288 } |
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289 |
| 339 | 290 void ResetCrop() |
| 291 { | |
| 292 hasCrop_ = false; | |
| 293 } | |
| 294 | |
| 348 | 295 void SetCrop(unsigned int x, |
| 296 unsigned int y, | |
| 297 unsigned int width, | |
| 298 unsigned int height) | |
| 339 | 299 { |
| 348 | 300 if (!hasSize_) |
| 301 { | |
| 302 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
| 303 } | |
| 304 | |
| 305 if (x + width > width_ || | |
| 306 y + height > height_) | |
| 307 { | |
| 308 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 309 } | |
| 310 | |
| 339 | 311 hasCrop_ = true; |
| 312 cropX_ = x; | |
| 313 cropY_ = y; | |
| 314 cropWidth_ = width; | |
| 315 cropHeight_ = height; | |
| 348 | 316 |
| 317 UpdateTransform(); | |
| 339 | 318 } |
| 319 | |
| 320 void GetCrop(unsigned int& x, | |
| 321 unsigned int& y, | |
| 322 unsigned int& width, | |
| 323 unsigned int& height) const | |
| 338 | 324 { |
| 339 | 325 if (hasCrop_) |
| 326 { | |
| 327 x = cropX_; | |
| 328 y = cropY_; | |
| 329 width = cropWidth_; | |
| 330 height = cropHeight_; | |
| 331 } | |
| 332 else | |
| 333 { | |
| 334 x = 0; | |
| 335 y = 0; | |
| 336 width = width_; | |
| 337 height = height_; | |
| 338 } | |
| 339 } | |
| 340 | |
| 346 | 341 void SetAngle(double angle) |
| 342 { | |
| 343 angle_ = angle; | |
| 344 UpdateTransform(); | |
| 345 } | |
| 346 | |
| 347 double GetAngle() const | |
| 348 { | |
| 349 return angle_; | |
| 350 } | |
| 351 | |
| 343 | 352 void SetSize(unsigned int width, |
| 353 unsigned int height) | |
| 338 | 354 { |
| 343 | 355 if (hasSize_ && |
| 356 (width != width_ || | |
| 357 height != height_)) | |
| 339 | 358 { |
| 343 | 359 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageSize); |
|
340
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360 } |
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361 |
| 343 | 362 hasSize_ = true; |
| 363 width_ = width; | |
| 364 height_ = height; | |
| 346 | 365 |
| 366 UpdateTransform(); | |
| 338 | 367 } |
| 368 | |
| 343 | 369 |
|
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370 unsigned int GetWidth() const |
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371 { |
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372 return width_; |
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373 } |
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374 |
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375 |
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376 unsigned int GetHeight() const |
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377 { |
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378 return height_; |
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379 } |
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380 |
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381 |
| 339 | 382 Extent2D GetExtent() const |
| 383 { | |
| 384 Extent2D extent; | |
| 385 | |
| 386 unsigned int x, y, width, height; | |
| 387 GetCrop(x, y, width, height); | |
| 388 | |
|
350
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389 double dx = static_cast<double>(x); |
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390 double dy = static_cast<double>(y); |
| 339 | 391 double dwidth = static_cast<double>(width); |
| 392 double dheight = static_cast<double>(height); | |
| 342 | 393 |
| 339 | 394 AddToExtent(extent, dx, dy); |
| 395 AddToExtent(extent, dx + dwidth, dy); | |
| 396 AddToExtent(extent, dx, dy + dheight); | |
| 397 AddToExtent(extent, dx + dwidth, dy + dheight); | |
| 398 | |
| 399 return extent; | |
| 400 } | |
| 401 | |
| 402 | |
|
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403 bool GetPixel(unsigned int& imageX, |
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404 unsigned int& imageY, |
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405 double sceneX, |
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406 double sceneY) const |
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407 { |
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408 if (width_ == 0 || |
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409 height_ == 0) |
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410 { |
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411 return false; |
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412 } |
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413 else |
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414 { |
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415 ApplyTransform(sceneX, sceneY, transformInverse_); |
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416 |
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417 int x = static_cast<int>(std::floor(sceneX)); |
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418 int y = static_cast<int>(std::floor(sceneY)); |
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419 |
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420 if (x < 0) |
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421 { |
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422 imageX = 0; |
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351
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423 } |
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424 else if (x >= static_cast<int>(width_)) |
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425 { |
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426 imageX = width_; |
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427 } |
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428 else |
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429 { |
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430 imageX = static_cast<unsigned int>(x); |
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431 } |
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432 |
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433 if (y < 0) |
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434 { |
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435 imageY = 0; |
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436 } |
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437 else if (y >= static_cast<int>(height_)) |
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438 { |
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439 imageY = height_; |
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351
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440 } |
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441 else |
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442 { |
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443 imageY = static_cast<unsigned int>(y); |
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351
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444 } |
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445 |
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446 return true; |
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447 } |
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448 } |
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449 |
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450 |
| 342 | 451 void SetPan(double x, |
| 452 double y) | |
| 453 { | |
| 454 panX_ = x; | |
| 455 panY_ = y; | |
| 456 UpdateTransform(); | |
| 457 } | |
| 458 | |
| 459 | |
| 343 | 460 void SetPixelSpacing(double x, |
| 461 double y) | |
| 462 { | |
| 463 pixelSpacingX_ = x; | |
| 464 pixelSpacingY_ = y; | |
| 465 UpdateTransform(); | |
| 466 } | |
| 467 | |
| 345 | 468 double GetPixelSpacingX() const |
| 469 { | |
| 470 return pixelSpacingX_; | |
| 471 } | |
| 472 | |
| 473 double GetPixelSpacingY() const | |
| 474 { | |
| 475 return pixelSpacingY_; | |
| 476 } | |
| 343 | 477 |
| 342 | 478 double GetPanX() const |
| 479 { | |
| 480 return panX_; | |
| 481 } | |
| 482 | |
| 483 double GetPanY() const | |
| 484 { | |
| 485 return panY_; | |
| 486 } | |
| 343 | 487 |
|
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488 void GetCenter(double& centerX, |
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489 double& centerY) const |
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490 { |
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491 centerX = static_cast<double>(width_) / 2.0; |
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492 centerY = static_cast<double>(height_) / 2.0; |
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493 ApplyTransform(centerX, centerY, transform_); |
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494 } |
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495 |
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496 |
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497 void GetCorner(double& x /* out */, |
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498 double& y /* out */, |
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499 Corner corner) const |
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500 { |
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501 unsigned int cropX, cropY, cropWidth, cropHeight; |
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502 GetCrop(cropX, cropY, cropWidth, cropHeight); |
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503 GetCornerInternal(x, y, corner, cropX, cropY, cropWidth, cropHeight); |
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504 } |
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505 |
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506 |
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507 bool LookupCorner(Corner& corner /* out */, |
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508 double x, |
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509 double y, |
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510 double zoom, |
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511 double viewportDistance) const |
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512 { |
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513 static const Corner CORNERS[] = { |
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514 Corner_TopLeft, |
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515 Corner_TopRight, |
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516 Corner_BottomLeft, |
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517 Corner_BottomRight |
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518 }; |
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519 |
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520 unsigned int cropX, cropY, cropWidth, cropHeight; |
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521 GetCrop(cropX, cropY, cropWidth, cropHeight); |
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522 |
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523 double threshold = Square(viewportDistance / zoom); |
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524 |
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525 for (size_t i = 0; i < 4; i++) |
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526 { |
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527 double cx, cy; |
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528 GetCornerInternal(cx, cy, CORNERS[i], cropX, cropY, cropWidth, cropHeight); |
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529 |
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530 double d = Square(cx - x) + Square(cy - y); |
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531 |
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532 if (d <= threshold) |
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533 { |
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534 corner = CORNERS[i]; |
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535 return true; |
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536 } |
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537 } |
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538 |
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539 return false; |
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540 } |
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352
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541 |
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542 bool IsResizeable() const |
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543 { |
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544 return resizeable_; |
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545 } |
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546 |
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547 void SetResizeable(bool resizeable) |
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548 { |
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549 resizeable_ = resizeable; |
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550 } |
|
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551 |
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552 virtual bool GetDefaultWindowing(float& center, |
| 407 | 553 float& width) const = 0; |
|
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554 |
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555 virtual void Render(Orthanc::ImageAccessor& buffer, |
|
362
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556 const Matrix& viewTransform, |
|
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557 ImageInterpolation interpolation) const = 0; |
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558 |
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559 virtual bool GetRange(float& minValue, |
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560 float& maxValue) const = 0; |
| 338 | 561 }; |
| 562 | |
| 563 | |
| 407 | 564 class LayerAccessor : public boost::noncopyable |
|
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565 { |
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566 private: |
| 407 | 567 RadiologyScene& scene_; |
| 568 size_t index_; | |
| 569 Layer* layer_; | |
| 343 | 570 |
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571 public: |
| 407 | 572 LayerAccessor(RadiologyScene& scene, |
| 573 size_t index) : | |
| 574 scene_(scene), | |
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575 index_(index) |
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576 { |
| 407 | 577 Layers::iterator layer = scene.layers_.find(index); |
| 578 if (layer == scene.layers_.end()) | |
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579 { |
| 407 | 580 layer_ = NULL; |
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581 } |
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582 else |
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583 { |
| 407 | 584 assert(layer->second != NULL); |
| 585 layer_ = layer->second; | |
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586 } |
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587 } |
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588 |
| 407 | 589 LayerAccessor(RadiologyScene& scene, |
| 590 double x, | |
| 591 double y) : | |
| 592 scene_(scene), | |
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593 index_(0) // Dummy initialization |
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594 { |
| 407 | 595 if (scene.LookupLayer(index_, x, y)) |
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596 { |
| 407 | 597 Layers::iterator layer = scene.layers_.find(index_); |
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598 |
| 407 | 599 if (layer == scene.layers_.end()) |
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600 { |
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601 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); |
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602 } |
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603 else |
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604 { |
| 407 | 605 assert(layer->second != NULL); |
| 606 layer_ = layer->second; | |
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607 } |
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608 } |
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609 else |
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610 { |
| 407 | 611 layer_ = NULL; |
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612 } |
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613 } |
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614 |
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615 void Invalidate() |
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616 { |
| 407 | 617 layer_ = NULL; |
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618 } |
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619 |
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620 bool IsValid() const |
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621 { |
| 407 | 622 return layer_ != NULL; |
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623 } |
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624 |
| 407 | 625 RadiologyScene& GetScene() const |
| 354 | 626 { |
| 627 if (IsValid()) | |
| 628 { | |
| 407 | 629 return scene_; |
| 354 | 630 } |
| 631 else | |
| 632 { | |
| 633 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
| 634 } | |
| 635 } | |
| 636 | |
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637 size_t GetIndex() const |
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638 { |
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639 if (IsValid()) |
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640 { |
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641 return index_; |
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642 } |
|
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643 else |
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644 { |
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645 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); |
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646 } |
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647 } |
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648 |
| 407 | 649 Layer& GetLayer() const |
|
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650 { |
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651 if (IsValid()) |
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652 { |
| 407 | 653 return *layer_; |
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654 } |
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655 else |
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656 { |
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657 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); |
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658 } |
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659 } |
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660 }; |
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661 |
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662 |
| 407 | 663 private: |
| 664 class AlphaLayer : public Layer | |
| 354 | 665 { |
| 666 private: | |
| 407 | 667 const RadiologyScene& scene_; |
| 354 | 668 std::auto_ptr<Orthanc::ImageAccessor> alpha_; // Grayscale8 |
| 669 bool useWindowing_; | |
| 670 float foreground_; | |
| 671 | |
| 672 public: | |
| 407 | 673 AlphaLayer(const RadiologyScene& scene) : |
| 674 scene_(scene), | |
| 354 | 675 useWindowing_(true), |
| 676 foreground_(0) | |
| 677 { | |
| 678 } | |
| 679 | |
| 680 | |
| 681 void SetForegroundValue(float foreground) | |
| 682 { | |
| 683 useWindowing_ = false; | |
| 684 foreground_ = foreground; | |
| 685 } | |
| 686 | |
| 687 | |
| 688 void SetAlpha(Orthanc::ImageAccessor* image) | |
| 689 { | |
| 690 std::auto_ptr<Orthanc::ImageAccessor> raii(image); | |
| 691 | |
| 692 if (image == NULL) | |
| 693 { | |
| 694 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer); | |
| 695 } | |
| 696 | |
| 697 if (image->GetFormat() != Orthanc::PixelFormat_Grayscale8) | |
| 698 { | |
| 699 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageFormat); | |
| 700 } | |
| 701 | |
| 702 SetSize(image->GetWidth(), image->GetHeight()); | |
| 703 alpha_ = raii; | |
| 704 } | |
| 705 | |
| 706 | |
| 707 void LoadText(const Orthanc::Font& font, | |
| 708 const std::string& utf8) | |
| 709 { | |
| 710 SetAlpha(font.RenderAlpha(utf8)); | |
| 711 } | |
| 712 | |
| 713 | |
| 407 | 714 virtual bool GetDefaultWindowing(float& center, |
| 715 float& width) const | |
| 716 { | |
| 717 return false; | |
| 718 } | |
| 719 | |
| 720 | |
| 354 | 721 virtual void Render(Orthanc::ImageAccessor& buffer, |
|
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722 const Matrix& viewTransform, |
| 354 | 723 ImageInterpolation interpolation) const |
| 724 { | |
|
384
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725 if (alpha_.get() == NULL) |
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726 { |
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727 return; |
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728 } |
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729 |
| 354 | 730 if (buffer.GetFormat() != Orthanc::PixelFormat_Float32) |
| 731 { | |
| 732 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageFormat); | |
| 733 } | |
| 734 | |
| 735 unsigned int cropX, cropY, cropWidth, cropHeight; | |
| 736 GetCrop(cropX, cropY, cropWidth, cropHeight); | |
| 737 | |
|
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738 Matrix m = LinearAlgebra::Product(viewTransform, |
| 354 | 739 GetTransform(), |
| 740 CreateOffsetMatrix(cropX, cropY)); | |
| 741 | |
| 742 Orthanc::ImageAccessor cropped; | |
| 743 alpha_->GetRegion(cropped, cropX, cropY, cropWidth, cropHeight); | |
| 744 | |
| 745 Orthanc::Image tmp(Orthanc::PixelFormat_Grayscale8, buffer.GetWidth(), buffer.GetHeight(), false); | |
| 746 ApplyProjectiveTransform(tmp, cropped, m, interpolation, true /* clear */); | |
| 747 | |
| 748 // Blit | |
| 749 const unsigned int width = buffer.GetWidth(); | |
| 750 const unsigned int height = buffer.GetHeight(); | |
| 751 | |
| 752 float value = foreground_; | |
| 753 | |
| 754 if (useWindowing_) | |
| 755 { | |
| 756 float center, width; | |
| 407 | 757 if (scene_.GetWindowing(center, width)) |
| 354 | 758 { |
| 759 value = center + width / 2.0f; | |
| 760 } | |
| 761 } | |
| 762 | |
| 763 for (unsigned int y = 0; y < height; y++) | |
| 764 { | |
| 765 float *q = reinterpret_cast<float*>(buffer.GetRow(y)); | |
| 766 const uint8_t *p = reinterpret_cast<uint8_t*>(tmp.GetRow(y)); | |
| 767 | |
| 768 for (unsigned int x = 0; x < width; x++, p++, q++) | |
| 769 { | |
| 770 float a = static_cast<float>(*p) / 255.0f; | |
| 771 | |
| 772 *q = (a * value + (1.0f - a) * (*q)); | |
| 773 } | |
| 774 } | |
| 775 } | |
|
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776 |
| 407 | 777 |
|
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778 virtual bool GetRange(float& minValue, |
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779 float& maxValue) const |
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780 { |
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781 if (useWindowing_) |
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782 { |
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783 return false; |
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784 } |
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785 else |
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786 { |
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787 minValue = 0; |
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788 maxValue = 0; |
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789 |
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790 if (foreground_ < 0) |
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791 { |
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792 minValue = foreground_; |
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793 } |
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|
794 |
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795 if (foreground_ > 0) |
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796 { |
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797 maxValue = foreground_; |
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798 } |
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|
799 |
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800 return true; |
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801 } |
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802 } |
| 354 | 803 }; |
| 804 | |
| 805 | |
| 806 | |
|
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807 private: |
| 392 | 808 static Matrix CreateOffsetMatrix(double dx, |
| 809 double dy) | |
| 810 { | |
| 811 Matrix m = LinearAlgebra::IdentityMatrix(3); | |
| 812 m(0, 2) = dx; | |
| 813 m(1, 2) = dy; | |
| 814 return m; | |
| 815 } | |
| 816 | |
| 817 | |
| 818 static Matrix CreateScalingMatrix(double sx, | |
| 819 double sy) | |
| 820 { | |
| 821 Matrix m = LinearAlgebra::IdentityMatrix(3); | |
| 822 m(0, 0) = sx; | |
| 823 m(1, 1) = sy; | |
| 824 return m; | |
| 825 } | |
| 826 | |
| 827 | |
| 828 static Matrix CreateRotationMatrix(double angle) | |
| 829 { | |
| 830 Matrix m; | |
| 831 const double v[] = { cos(angle), -sin(angle), 0, | |
| 832 sin(angle), cos(angle), 0, | |
| 833 0, 0, 1 }; | |
| 834 LinearAlgebra::FillMatrix(m, 3, 3, v); | |
| 835 return m; | |
| 836 } | |
| 837 | |
| 838 | |
| 407 | 839 class DicomLayer : public Layer |
| 343 | 840 { |
| 841 private: | |
| 842 std::auto_ptr<Orthanc::ImageAccessor> source_; // Content of PixelData | |
| 843 std::auto_ptr<DicomFrameConverter> converter_; | |
|
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844 std::auto_ptr<Orthanc::ImageAccessor> converted_; // Float32 |
| 343 | 845 |
|
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846 static OrthancPlugins::DicomTag ConvertTag(const Orthanc::DicomTag& tag) |
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847 { |
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848 return OrthancPlugins::DicomTag(tag.GetGroup(), tag.GetElement()); |
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849 } |
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850 |
| 343 | 851 |
| 852 void ApplyConverter() | |
| 853 { | |
| 854 if (source_.get() != NULL && | |
| 855 converter_.get() != NULL) | |
| 856 { | |
| 857 converted_.reset(converter_->ConvertFrame(*source_)); | |
| 858 } | |
| 859 } | |
| 860 | |
| 861 public: | |
| 862 void SetDicomTags(const OrthancPlugins::FullOrthancDataset& dataset) | |
| 863 { | |
| 864 converter_.reset(new DicomFrameConverter); | |
| 865 converter_->ReadParameters(dataset); | |
| 866 ApplyConverter(); | |
| 867 | |
| 868 std::string tmp; | |
| 869 Vector pixelSpacing; | |
| 870 | |
| 871 if (dataset.GetStringValue(tmp, ConvertTag(Orthanc::DICOM_TAG_PIXEL_SPACING)) && | |
| 872 LinearAlgebra::ParseVector(pixelSpacing, tmp) && | |
| 873 pixelSpacing.size() == 2) | |
| 874 { | |
| 875 SetPixelSpacing(pixelSpacing[0], pixelSpacing[1]); | |
| 876 } | |
| 877 | |
| 348 | 878 //SetPan(-0.5 * GetPixelSpacingX(), -0.5 * GetPixelSpacingY()); |
| 345 | 879 |
| 343 | 880 OrthancPlugins::DicomDatasetReader reader(dataset); |
| 881 | |
| 882 unsigned int width, height; | |
| 883 if (!reader.GetUnsignedIntegerValue(width, ConvertTag(Orthanc::DICOM_TAG_COLUMNS)) || | |
| 884 !reader.GetUnsignedIntegerValue(height, ConvertTag(Orthanc::DICOM_TAG_ROWS))) | |
| 885 { | |
| 886 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat); | |
| 887 } | |
| 888 else | |
| 889 { | |
| 890 SetSize(width, height); | |
| 891 } | |
| 892 } | |
| 893 | |
| 894 | |
| 895 void SetSourceImage(Orthanc::ImageAccessor* image) // Takes ownership | |
| 896 { | |
| 897 std::auto_ptr<Orthanc::ImageAccessor> raii(image); | |
| 898 | |
| 899 if (image == NULL) | |
| 900 { | |
| 901 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer); | |
| 902 } | |
| 903 | |
| 904 SetSize(image->GetWidth(), image->GetHeight()); | |
| 905 | |
| 906 source_ = raii; | |
| 907 ApplyConverter(); | |
| 908 } | |
| 909 | |
| 910 | |
| 911 virtual void Render(Orthanc::ImageAccessor& buffer, | |
|
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912 const Matrix& viewTransform, |
| 345 | 913 ImageInterpolation interpolation) const |
| 343 | 914 { |
| 915 if (converted_.get() != NULL) | |
| 916 { | |
|
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917 if (converted_->GetFormat() != Orthanc::PixelFormat_Float32) |
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918 { |
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919 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); |
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920 } |
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921 |
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922 unsigned int cropX, cropY, cropWidth, cropHeight; |
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923 GetCrop(cropX, cropY, cropWidth, cropHeight); |
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924 |
|
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925 Matrix m = LinearAlgebra::Product(viewTransform, |
|
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926 GetTransform(), |
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927 CreateOffsetMatrix(cropX, cropY)); |
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928 |
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929 Orthanc::ImageAccessor cropped; |
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930 converted_->GetRegion(cropped, cropX, cropY, cropWidth, cropHeight); |
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931 |
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932 ApplyProjectiveTransform(buffer, cropped, m, interpolation, false); |
| 343 | 933 } |
| 934 } | |
| 935 | |
| 936 | |
| 937 virtual bool GetDefaultWindowing(float& center, | |
| 938 float& width) const | |
| 939 { | |
| 940 if (converter_.get() != NULL && | |
| 941 converter_->HasDefaultWindow()) | |
| 942 { | |
| 943 center = static_cast<float>(converter_->GetDefaultWindowCenter()); | |
| 944 width = static_cast<float>(converter_->GetDefaultWindowWidth()); | |
| 945 return true; | |
| 946 } | |
| 947 else | |
| 948 { | |
| 949 return false; | |
| 950 } | |
| 951 } | |
|
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952 |
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953 |
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954 virtual bool GetRange(float& minValue, |
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955 float& maxValue) const |
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956 { |
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957 if (converted_.get() != NULL) |
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958 { |
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959 if (converted_->GetFormat() != Orthanc::PixelFormat_Float32) |
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960 { |
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961 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); |
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962 } |
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963 |
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964 Orthanc::ImageProcessing::GetMinMaxFloatValue(minValue, maxValue, *converted_); |
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965 return true; |
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966 } |
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967 else |
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968 { |
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969 return false; |
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970 } |
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971 } |
| 343 | 972 }; |
| 973 | |
| 974 | |
| 975 | |
| 976 | |
| 407 | 977 typedef std::map<size_t, Layer*> Layers; |
| 338 | 978 |
| 341 | 979 OrthancApiClient& orthanc_; |
| 407 | 980 size_t countLayers_; |
| 341 | 981 bool hasWindowing_; |
| 982 float windowingCenter_; | |
| 983 float windowingWidth_; | |
| 407 | 984 Layers layers_; |
| 985 | |
| 986 | |
| 987 Layer& RegisterLayer(Layer* layer) | |
| 988 { | |
| 989 if (layer == NULL) | |
| 990 { | |
| 991 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer); | |
| 992 } | |
| 993 | |
| 994 std::auto_ptr<Layer> raii(layer); | |
| 995 | |
| 996 size_t index = countLayers_++; | |
| 997 raii->SetIndex(index); | |
| 998 layers_[index] = raii.release(); | |
| 999 | |
| 1000 EmitMessage(GeometryChangedMessage(*this)); | |
| 1001 EmitMessage(ContentChangedMessage(*this)); | |
| 1002 | |
| 1003 return *layer; | |
| 1004 } | |
| 1005 | |
| 338 | 1006 |
| 1007 public: | |
| 407 | 1008 RadiologyScene(MessageBroker& broker, |
| 1009 OrthancApiClient& orthanc) : | |
| 338 | 1010 IObserver(broker), |
| 1011 IObservable(broker), | |
| 1012 orthanc_(orthanc), | |
| 407 | 1013 countLayers_(0), |
| 338 | 1014 hasWindowing_(false), |
| 1015 windowingCenter_(0), // Dummy initialization | |
|
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1016 windowingWidth_(0) // Dummy initialization |
| 338 | 1017 { |
| 1018 } | |
| 1019 | |
| 345 | 1020 |
| 407 | 1021 virtual ~RadiologyScene() |
| 338 | 1022 { |
| 407 | 1023 for (Layers::iterator it = layers_.begin(); it != layers_.end(); it++) |
| 338 | 1024 { |
| 1025 assert(it->second != NULL); | |
| 1026 delete it->second; | |
| 1027 } | |
| 1028 } | |
| 339 | 1029 |
| 1030 | |
| 343 | 1031 bool GetWindowing(float& center, |
| 1032 float& width) const | |
| 339 | 1033 { |
| 1034 if (hasWindowing_) | |
| 1035 { | |
| 1036 center = windowingCenter_; | |
| 1037 width = windowingWidth_; | |
| 343 | 1038 return true; |
| 339 | 1039 } |
| 1040 else | |
| 1041 { | |
| 343 | 1042 return false; |
| 339 | 1043 } |
| 1044 } | |
|
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1045 |
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1046 |
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1047 void GetWindowingWithDefault(float& center, |
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1048 float& width) const |
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1049 { |
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1050 if (!GetWindowing(center, width)) |
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1051 { |
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1052 center = 128; |
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1053 width = 256; |
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1054 } |
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1055 } |
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1056 |
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1057 |
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1058 void SetWindowing(float center, |
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1059 float width) |
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1060 |
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1061 { |
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1062 hasWindowing_ = true; |
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1063 windowingCenter_ = center; |
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1064 windowingWidth_ = width; |
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1065 } |
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1066 |
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1067 |
| 407 | 1068 Layer& LoadText(const Orthanc::Font& font, |
| 1069 const std::string& utf8) | |
|
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1070 { |
| 407 | 1071 std::auto_ptr<AlphaLayer> alpha(new AlphaLayer(*this)); |
|
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1072 alpha->LoadText(font, utf8); |
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1073 |
| 407 | 1074 return RegisterLayer(alpha.release()); |
| 348 | 1075 } |
| 1076 | |
| 1077 | |
| 407 | 1078 Layer& LoadTestBlock(unsigned int width, |
| 1079 unsigned int height) | |
| 348 | 1080 { |
| 1081 std::auto_ptr<Orthanc::Image> block(new Orthanc::Image(Orthanc::PixelFormat_Grayscale8, width, height, false)); | |
| 1082 | |
| 1083 for (unsigned int padding = 0; | |
| 1084 (width > 2 * padding) && (height > 2 * padding); | |
| 1085 padding++) | |
| 1086 { | |
| 1087 uint8_t color; | |
| 1088 if (255 > 10 * padding) | |
| 1089 { | |
| 1090 color = 255 - 10 * padding; | |
| 1091 } | |
| 1092 else | |
| 1093 { | |
| 1094 color = 0; | |
| 1095 } | |
| 1096 | |
| 1097 Orthanc::ImageAccessor region; | |
| 1098 block->GetRegion(region, padding, padding, width - 2 * padding, height - 2 * padding); | |
| 1099 Orthanc::ImageProcessing::Set(region, color); | |
| 1100 } | |
| 1101 | |
| 407 | 1102 std::auto_ptr<AlphaLayer> alpha(new AlphaLayer(*this)); |
| 348 | 1103 alpha->SetAlpha(block.release()); |
| 343 | 1104 |
| 407 | 1105 return RegisterLayer(alpha.release()); |
| 343 | 1106 } |
| 1107 | |
| 1108 | |
| 407 | 1109 Layer& LoadDicomFrame(const std::string& instance, |
| 1110 unsigned int frame, | |
| 1111 bool httpCompression) | |
| 338 | 1112 { |
| 407 | 1113 Layer& layer = RegisterLayer(new DicomLayer); |
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1114 |
| 338 | 1115 { |
| 1116 IWebService::Headers headers; | |
| 1117 std::string uri = "/instances/" + instance + "/tags"; | |
| 1118 orthanc_.GetBinaryAsync(uri, headers, | |
| 407 | 1119 new Callable<RadiologyScene, OrthancApiClient::BinaryResponseReadyMessage> |
| 1120 (*this, &RadiologyScene::OnTagsReceived), NULL, | |
| 1121 new Orthanc::SingleValueObject<size_t>(layer.GetIndex())); | |
| 338 | 1122 } |
| 1123 | |
| 1124 { | |
| 1125 IWebService::Headers headers; | |
| 1126 headers["Accept"] = "image/x-portable-arbitrarymap"; | |
| 1127 | |
| 1128 if (httpCompression) | |
| 1129 { | |
| 1130 headers["Accept-Encoding"] = "gzip"; | |
| 1131 } | |
| 1132 | |
| 1133 std::string uri = "/instances/" + instance + "/frames/" + boost::lexical_cast<std::string>(frame) + "/image-uint16"; | |
| 1134 orthanc_.GetBinaryAsync(uri, headers, | |
| 407 | 1135 new Callable<RadiologyScene, OrthancApiClient::BinaryResponseReadyMessage> |
| 1136 (*this, &RadiologyScene::OnFrameReceived), NULL, | |
| 1137 new Orthanc::SingleValueObject<size_t>(layer.GetIndex())); | |
| 338 | 1138 } |
| 1139 | |
| 407 | 1140 return layer; |
| 338 | 1141 } |
| 1142 | |
| 1143 | |
| 1144 void OnTagsReceived(const OrthancApiClient::BinaryResponseReadyMessage& message) | |
| 1145 { | |
| 377 | 1146 size_t index = dynamic_cast<const Orthanc::SingleValueObject<size_t>&>(message.GetPayload()).GetValue(); |
| 1147 | |
| 1148 LOG(INFO) << "JSON received: " << message.GetUri().c_str() | |
| 407 | 1149 << " (" << message.GetAnswerSize() << " bytes) for layer " << index; |
| 338 | 1150 |
| 407 | 1151 Layers::iterator layer = layers_.find(index); |
| 1152 if (layer != layers_.end()) | |
| 338 | 1153 { |
| 407 | 1154 assert(layer->second != NULL); |
| 338 | 1155 |
| 377 | 1156 OrthancPlugins::FullOrthancDataset dicom(message.GetAnswer(), message.GetAnswerSize()); |
| 407 | 1157 dynamic_cast<DicomLayer*>(layer->second)->SetDicomTags(dicom); |
| 338 | 1158 |
| 1159 float c, w; | |
| 1160 if (!hasWindowing_ && | |
| 407 | 1161 layer->second->GetDefaultWindowing(c, w)) |
| 338 | 1162 { |
| 1163 hasWindowing_ = true; | |
| 1164 windowingCenter_ = c; | |
| 1165 windowingWidth_ = w; | |
| 1166 } | |
| 1167 | |
| 1168 EmitMessage(GeometryChangedMessage(*this)); | |
| 1169 } | |
| 1170 } | |
| 1171 | |
| 1172 | |
| 1173 void OnFrameReceived(const OrthancApiClient::BinaryResponseReadyMessage& message) | |
| 1174 { | |
| 377 | 1175 size_t index = dynamic_cast<const Orthanc::SingleValueObject<size_t>&>(message.GetPayload()).GetValue(); |
| 338 | 1176 |
| 377 | 1177 LOG(INFO) << "DICOM frame received: " << message.GetUri().c_str() |
| 407 | 1178 << " (" << message.GetAnswerSize() << " bytes) for layer " << index; |
| 341 | 1179 |
| 407 | 1180 Layers::iterator layer = layers_.find(index); |
| 1181 if (layer != layers_.end()) | |
| 338 | 1182 { |
| 407 | 1183 assert(layer->second != NULL); |
| 338 | 1184 |
| 1185 std::string content; | |
| 377 | 1186 if (message.GetAnswerSize() > 0) |
| 338 | 1187 { |
| 377 | 1188 content.assign(reinterpret_cast<const char*>(message.GetAnswer()), message.GetAnswerSize()); |
| 338 | 1189 } |
| 1190 | |
| 1191 std::auto_ptr<Orthanc::PamReader> reader(new Orthanc::PamReader); | |
| 1192 reader->ReadFromMemory(content); | |
| 407 | 1193 dynamic_cast<DicomLayer*>(layer->second)->SetSourceImage(reader.release()); |
| 338 | 1194 |
| 1195 EmitMessage(ContentChangedMessage(*this)); | |
| 1196 } | |
| 1197 } | |
| 339 | 1198 |
| 1199 | |
| 1200 Extent2D GetSceneExtent() const | |
| 1201 { | |
| 1202 Extent2D extent; | |
|
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1203 |
| 407 | 1204 for (Layers::const_iterator it = layers_.begin(); |
| 1205 it != layers_.end(); ++it) | |
| 339 | 1206 { |
| 1207 assert(it->second != NULL); | |
| 1208 extent.Union(it->second->GetExtent()); | |
| 1209 } | |
| 1210 | |
| 1211 return extent; | |
| 1212 } | |
| 1213 | |
| 1214 | |
| 1215 void Render(Orthanc::ImageAccessor& buffer, | |
|
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1216 const Matrix& viewTransform, |
| 345 | 1217 ImageInterpolation interpolation) const |
| 339 | 1218 { |
| 1219 Orthanc::ImageProcessing::Set(buffer, 0); | |
| 1220 | |
|
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1221 // Render layers in the background-to-foreground order |
| 407 | 1222 for (size_t index = 0; index < countLayers_; index++) |
| 339 | 1223 { |
| 407 | 1224 Layers::const_iterator it = layers_.find(index); |
| 1225 if (it != layers_.end()) | |
|
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1226 { |
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1227 assert(it->second != NULL); |
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1228 it->second->Render(buffer, viewTransform, interpolation); |
|
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1229 } |
| 339 | 1230 } |
| 1231 } | |
| 342 | 1232 |
| 1233 | |
| 407 | 1234 bool LookupLayer(size_t& index /* out */, |
| 1235 double x, | |
| 1236 double y) const | |
| 342 | 1237 { |
|
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1238 // Render layers in the foreground-to-background order |
| 407 | 1239 for (size_t i = countLayers_; i > 0; i--) |
| 342 | 1240 { |
|
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1241 index = i - 1; |
| 407 | 1242 Layers::const_iterator it = layers_.find(index); |
| 1243 if (it != layers_.end()) | |
| 342 | 1244 { |
|
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1245 assert(it->second != NULL); |
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1246 if (it->second->Contains(x, y)) |
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1247 { |
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1248 return true; |
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1249 } |
| 342 | 1250 } |
| 1251 } | |
| 1252 | |
| 1253 return false; | |
| 1254 } | |
| 1255 | |
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1256 |
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1257 void DrawBorder(CairoContext& context, |
| 407 | 1258 unsigned int layer, |
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1259 double zoom) |
| 345 | 1260 { |
| 407 | 1261 Layers::const_iterator found = layers_.find(layer); |
| 345 | 1262 |
| 407 | 1263 if (found != layers_.end()) |
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1264 { |
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1265 context.SetSourceColor(255, 0, 0); |
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1266 found->second->DrawBorders(context, zoom); |
| 345 | 1267 } |
| 1268 } | |
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1269 |
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1270 |
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1271 void GetRange(float& minValue, |
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1272 float& maxValue) const |
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1273 { |
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1274 bool first = true; |
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1275 |
| 407 | 1276 for (Layers::const_iterator it = layers_.begin(); |
| 1277 it != layers_.end(); it++) | |
|
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1278 { |
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1279 assert(it->second != NULL); |
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1280 |
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1281 float a, b; |
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1282 if (it->second->GetRange(a, b)) |
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1283 { |
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1284 if (first) |
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1285 { |
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1286 minValue = a; |
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1287 maxValue = b; |
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1288 first = false; |
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1289 } |
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1290 else |
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1291 { |
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1292 minValue = std::min(a, minValue); |
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1293 maxValue = std::max(b, maxValue); |
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1294 } |
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1295 } |
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1296 } |
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1297 |
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1298 if (first) |
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1299 { |
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1300 minValue = 0; |
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1301 maxValue = 0; |
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1302 } |
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1303 } |
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1304 |
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1305 |
| 407 | 1306 // Export using PAM is faster than using PNG, but requires Orthanc |
| 1307 // core >= 1.4.3 | |
|
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1308 void Export(const Orthanc::DicomMap& dicom, |
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1309 double pixelSpacingX, |
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1310 double pixelSpacingY, |
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1311 bool invert, |
| 407 | 1312 ImageInterpolation interpolation, |
| 1313 bool usePam) | |
|
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1314 { |
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1315 if (pixelSpacingX <= 0 || |
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1316 pixelSpacingY <= 0) |
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1317 { |
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1318 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); |
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1319 } |
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1320 |
| 407 | 1321 LOG(INFO) << "Exporting DICOM"; |
|
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1322 |
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1323 Extent2D extent = GetSceneExtent(); |
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1324 |
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1325 int w = std::ceil(extent.GetWidth() / pixelSpacingX); |
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1326 int h = std::ceil(extent.GetHeight() / pixelSpacingY); |
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1327 |
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1328 if (w < 0 || h < 0) |
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1329 { |
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1330 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); |
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1331 } |
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1332 |
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1333 Orthanc::Image layers(Orthanc::PixelFormat_Float32, |
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1334 static_cast<unsigned int>(w), |
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1335 static_cast<unsigned int>(h), false); |
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1336 |
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1337 Matrix view = LinearAlgebra::Product( |
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1338 CreateScalingMatrix(1.0 / pixelSpacingX, 1.0 / pixelSpacingY), |
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1339 CreateOffsetMatrix(-extent.GetX1(), -extent.GetY1())); |
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1340 |
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1341 Render(layers, view, interpolation); |
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1342 |
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1343 Orthanc::Image rendered(Orthanc::PixelFormat_Grayscale16, |
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1344 layers.GetWidth(), layers.GetHeight(), false); |
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1345 Orthanc::ImageProcessing::Convert(rendered, layers); |
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1346 |
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1347 std::string base64; |
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1348 |
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1349 { |
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1350 std::string content; |
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1351 |
| 407 | 1352 if (usePam) |
|
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1353 { |
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1354 Orthanc::PamWriter writer; |
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1355 writer.WriteToMemory(content, rendered); |
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1356 } |
| 407 | 1357 else |
|
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1358 { |
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1359 Orthanc::PngWriter writer; |
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1360 writer.WriteToMemory(content, rendered); |
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1361 } |
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1362 |
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1363 Orthanc::Toolbox::EncodeBase64(base64, content); |
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1364 } |
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1365 |
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1366 std::set<Orthanc::DicomTag> tags; |
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1367 dicom.GetTags(tags); |
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1368 |
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1369 Json::Value json = Json::objectValue; |
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1370 json["Tags"] = Json::objectValue; |
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1371 |
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1372 for (std::set<Orthanc::DicomTag>::const_iterator |
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1373 tag = tags.begin(); tag != tags.end(); ++tag) |
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1374 { |
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1375 const Orthanc::DicomValue& value = dicom.GetValue(*tag); |
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1376 if (!value.IsNull() && |
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1377 !value.IsBinary()) |
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1378 { |
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1379 json["Tags"][tag->Format()] = value.GetContent(); |
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1380 } |
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1381 } |
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1382 |
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1383 json["Tags"][Orthanc::DICOM_TAG_PHOTOMETRIC_INTERPRETATION.Format()] = |
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1384 (invert ? "MONOCHROME1" : "MONOCHROME2"); |
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1385 |
| 407 | 1386 // WARNING: The order of PixelSpacing is Y/X. We use "%0.8f" to |
| 1387 // avoid floating-point numbers to grow over 16 characters, | |
| 1388 // which would be invalid according to DICOM standard | |
| 1389 // ("dciodvfy" would complain). | |
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1390 char buf[32]; |
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1391 sprintf(buf, "%0.8f\\%0.8f", pixelSpacingY, pixelSpacingX); |
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1392 |
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1393 json["Tags"][Orthanc::DICOM_TAG_PIXEL_SPACING.Format()] = buf; |
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1394 |
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1395 float center, width; |
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1396 if (GetWindowing(center, width)) |
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1397 { |
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1398 json["Tags"][Orthanc::DICOM_TAG_WINDOW_CENTER.Format()] = |
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1399 boost::lexical_cast<std::string>(boost::math::iround(center)); |
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1400 |
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1401 json["Tags"][Orthanc::DICOM_TAG_WINDOW_WIDTH.Format()] = |
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1402 boost::lexical_cast<std::string>(boost::math::iround(width)); |
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1403 } |
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1404 |
| 407 | 1405 // This is Data URI scheme: https://en.wikipedia.org/wiki/Data_URI_scheme |
| 1406 json["Content"] = ("data:" + | |
| 1407 std::string(usePam ? Orthanc::MIME_PAM : Orthanc::MIME_PNG) + | |
| 1408 ";base64," + base64); | |
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1409 |
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1410 orthanc_.PostJsonAsyncExpectJson( |
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1411 "/tools/create-dicom", json, |
| 407 | 1412 new Callable<RadiologyScene, OrthancApiClient::JsonResponseReadyMessage> |
| 1413 (*this, &RadiologyScene::OnDicomExported), | |
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1414 NULL, NULL); |
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1415 } |
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1416 |
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1417 |
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1418 void OnDicomExported(const OrthancApiClient::JsonResponseReadyMessage& message) |
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1419 { |
| 407 | 1420 LOG(INFO) << "DICOM export was successful:" |
| 1421 << message.GetJson().toStyledString(); | |
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1422 } |
| 338 | 1423 }; |
| 1424 | |
| 341 | 1425 |
| 354 | 1426 class UndoRedoStack : public boost::noncopyable |
| 1427 { | |
| 1428 public: | |
| 1429 class ICommand : public boost::noncopyable | |
| 1430 { | |
| 1431 public: | |
| 1432 virtual ~ICommand() | |
| 1433 { | |
| 1434 } | |
| 1435 | |
| 1436 virtual void Undo() const = 0; | |
| 1437 | |
| 1438 virtual void Redo() const = 0; | |
| 1439 }; | |
| 1440 | |
| 1441 private: | |
| 1442 typedef std::list<ICommand*> Stack; | |
| 1443 | |
| 1444 Stack stack_; | |
| 1445 Stack::iterator current_; | |
| 1446 | |
| 1447 void Clear(Stack::iterator from) | |
| 1448 { | |
| 1449 for (Stack::iterator it = from; it != stack_.end(); ++it) | |
| 1450 { | |
| 1451 assert(*it != NULL); | |
| 1452 delete *it; | |
| 1453 } | |
| 1454 | |
| 1455 stack_.erase(from, stack_.end()); | |
| 1456 } | |
| 1457 | |
| 1458 public: | |
| 1459 UndoRedoStack() : | |
| 1460 current_(stack_.end()) | |
| 1461 { | |
| 1462 } | |
| 1463 | |
| 1464 ~UndoRedoStack() | |
| 1465 { | |
| 1466 Clear(stack_.begin()); | |
| 1467 } | |
| 1468 | |
| 1469 void Add(ICommand* command) | |
| 1470 { | |
| 1471 if (command == NULL) | |
| 1472 { | |
| 1473 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer); | |
| 1474 } | |
| 1475 | |
| 1476 Clear(current_); | |
| 1477 | |
| 1478 stack_.push_back(command); | |
| 1479 current_ = stack_.end(); | |
| 1480 } | |
| 1481 | |
| 1482 void Undo() | |
| 1483 { | |
| 1484 if (current_ != stack_.begin()) | |
| 1485 { | |
| 1486 --current_; | |
| 1487 | |
| 1488 assert(*current_ != NULL); | |
| 1489 (*current_)->Undo(); | |
| 1490 } | |
| 1491 } | |
| 1492 | |
| 1493 void Redo() | |
| 1494 { | |
| 1495 if (current_ != stack_.end()) | |
| 1496 { | |
| 1497 assert(*current_ != NULL); | |
| 1498 (*current_)->Redo(); | |
| 1499 | |
| 1500 ++current_; | |
| 1501 } | |
| 1502 } | |
| 1503 }; | |
| 1504 | |
| 1505 | |
| 407 | 1506 class RadiologyLayerCommand : public UndoRedoStack::ICommand |
| 354 | 1507 { |
| 1508 private: | |
| 407 | 1509 RadiologyScene& scene_; |
| 1510 size_t layer_; | |
| 354 | 1511 |
| 1512 protected: | |
| 407 | 1513 virtual void UndoInternal(RadiologyScene::Layer& layer) const = 0; |
| 1514 | |
| 1515 virtual void RedoInternal(RadiologyScene::Layer& layer) const = 0; | |
| 354 | 1516 |
| 1517 public: | |
| 407 | 1518 RadiologyLayerCommand(RadiologyScene& scene, |
| 1519 size_t layer) : | |
| 1520 scene_(scene), | |
| 1521 layer_(layer) | |
| 354 | 1522 { |
| 1523 } | |
| 1524 | |
| 407 | 1525 RadiologyLayerCommand(const RadiologyScene::LayerAccessor& accessor) : |
| 1526 scene_(accessor.GetScene()), | |
| 1527 layer_(accessor.GetIndex()) | |
| 354 | 1528 { |
| 1529 } | |
| 1530 | |
| 1531 virtual void Undo() const | |
| 1532 { | |
| 407 | 1533 RadiologyScene::LayerAccessor accessor(scene_, layer_); |
| 354 | 1534 |
| 1535 if (accessor.IsValid()) | |
| 1536 { | |
| 407 | 1537 UndoInternal(accessor.GetLayer()); |
| 354 | 1538 } |
| 1539 } | |
| 1540 | |
| 1541 virtual void Redo() const | |
| 1542 { | |
| 407 | 1543 RadiologyScene::LayerAccessor accessor(scene_, layer_); |
| 354 | 1544 |
| 1545 if (accessor.IsValid()) | |
| 1546 { | |
| 407 | 1547 RedoInternal(accessor.GetLayer()); |
| 354 | 1548 } |
| 1549 } | |
| 1550 }; | |
| 1551 | |
| 1552 | |
| 407 | 1553 class RadiologyLayerRotateTracker : public IWorldSceneMouseTracker |
| 354 | 1554 { |
| 1555 private: | |
| 407 | 1556 UndoRedoStack& undoRedoStack_; |
| 1557 RadiologyScene::LayerAccessor accessor_; | |
| 1558 double centerX_; | |
| 1559 double centerY_; | |
| 1560 double originalAngle_; | |
| 1561 double clickAngle_; | |
| 1562 bool roundAngles_; | |
| 354 | 1563 |
| 1564 bool ComputeAngle(double& angle /* out */, | |
| 1565 double sceneX, | |
| 1566 double sceneY) const | |
| 1567 { | |
| 1568 Vector u; | |
| 1569 LinearAlgebra::AssignVector(u, sceneX - centerX_, sceneY - centerY_); | |
| 1570 | |
| 1571 double nu = boost::numeric::ublas::norm_2(u); | |
| 1572 | |
| 1573 if (!LinearAlgebra::IsCloseToZero(nu)) | |
| 1574 { | |
| 1575 u /= nu; | |
| 1576 angle = atan2(u[1], u[0]); | |
| 1577 return true; | |
| 1578 } | |
| 1579 else | |
| 1580 { | |
| 1581 return false; | |
| 1582 } | |
| 1583 } | |
| 1584 | |
| 1585 | |
| 407 | 1586 class UndoRedoCommand : public RadiologyLayerCommand |
| 354 | 1587 { |
| 1588 private: | |
| 1589 double sourceAngle_; | |
| 1590 double targetAngle_; | |
| 1591 | |
| 1592 static int ToDegrees(double angle) | |
| 1593 { | |
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1594 return boost::math::iround(angle * 180.0 / boost::math::constants::pi<double>()); |
| 354 | 1595 } |
| 1596 | |
| 1597 protected: | |
| 407 | 1598 virtual void UndoInternal(RadiologyScene::Layer& layer) const |
| 354 | 1599 { |
| 1600 LOG(INFO) << "Undo - Set angle to " << ToDegrees(sourceAngle_) << " degrees"; | |
| 407 | 1601 layer.SetAngle(sourceAngle_); |
| 354 | 1602 } |
| 1603 | |
| 407 | 1604 virtual void RedoInternal(RadiologyScene::Layer& layer) const |
| 354 | 1605 { |
| 1606 LOG(INFO) << "Redo - Set angle to " << ToDegrees(sourceAngle_) << " degrees"; | |
| 407 | 1607 layer.SetAngle(targetAngle_); |
| 354 | 1608 } |
| 1609 | |
| 1610 public: | |
| 407 | 1611 UndoRedoCommand(const RadiologyLayerRotateTracker& tracker) : |
| 1612 RadiologyLayerCommand(tracker.accessor_), | |
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1613 sourceAngle_(tracker.originalAngle_), |
| 407 | 1614 targetAngle_(tracker.accessor_.GetLayer().GetAngle()) |
| 354 | 1615 { |
| 1616 } | |
| 1617 }; | |
| 1618 | |
| 1619 | |
| 1620 public: | |
| 407 | 1621 RadiologyLayerRotateTracker(UndoRedoStack& undoRedoStack, |
| 1622 RadiologyScene& scene, | |
| 1623 const ViewportGeometry& view, | |
| 1624 size_t layer, | |
| 1625 double x, | |
| 1626 double y, | |
| 1627 bool roundAngles) : | |
| 354 | 1628 undoRedoStack_(undoRedoStack), |
| 407 | 1629 accessor_(scene, layer), |
| 354 | 1630 roundAngles_(roundAngles) |
| 1631 { | |
| 1632 if (accessor_.IsValid()) | |
| 1633 { | |
| 407 | 1634 accessor_.GetLayer().GetCenter(centerX_, centerY_); |
| 1635 originalAngle_ = accessor_.GetLayer().GetAngle(); | |
| 354 | 1636 |
| 1637 double sceneX, sceneY; | |
| 1638 view.MapDisplayToScene(sceneX, sceneY, x, y); | |
| 1639 | |
| 1640 if (!ComputeAngle(clickAngle_, x, y)) | |
| 1641 { | |
| 1642 accessor_.Invalidate(); | |
| 1643 } | |
| 1644 } | |
| 1645 } | |
| 1646 | |
| 1647 virtual bool HasRender() const | |
| 1648 { | |
| 1649 return false; | |
| 1650 } | |
| 1651 | |
| 1652 virtual void Render(CairoContext& context, | |
| 1653 double zoom) | |
| 1654 { | |
| 1655 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
| 1656 } | |
| 1657 | |
| 1658 virtual void MouseUp() | |
| 1659 { | |
| 1660 if (accessor_.IsValid()) | |
| 1661 { | |
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1662 undoRedoStack_.Add(new UndoRedoCommand(*this)); |
| 354 | 1663 } |
| 1664 } | |
| 1665 | |
| 1666 virtual void MouseMove(int displayX, | |
| 1667 int displayY, | |
| 1668 double sceneX, | |
| 1669 double sceneY) | |
| 1670 { | |
| 1671 static const double ROUND_ANGLE = 15.0 / 180.0 * boost::math::constants::pi<double>(); | |
| 1672 | |
| 1673 double angle; | |
| 1674 | |
| 1675 if (accessor_.IsValid() && | |
| 1676 ComputeAngle(angle, sceneX, sceneY)) | |
| 1677 { | |
| 1678 angle = angle - clickAngle_ + originalAngle_; | |
| 1679 | |
| 1680 if (roundAngles_) | |
| 1681 { | |
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1682 angle = boost::math::round<double>((angle / ROUND_ANGLE) * ROUND_ANGLE); |
| 354 | 1683 } |
| 1684 | |
| 407 | 1685 accessor_.GetLayer().SetAngle(angle); |
| 354 | 1686 } |
| 1687 } | |
| 1688 }; | |
| 1689 | |
| 1690 | |
| 407 | 1691 class RadiologyLayerMoveTracker : public IWorldSceneMouseTracker |
| 354 | 1692 { |
| 1693 private: | |
| 407 | 1694 UndoRedoStack& undoRedoStack_; |
| 1695 RadiologyScene::LayerAccessor accessor_; | |
| 1696 double clickX_; | |
| 1697 double clickY_; | |
| 1698 double panX_; | |
| 1699 double panY_; | |
| 1700 bool oneAxis_; | |
| 1701 | |
| 1702 class UndoRedoCommand : public RadiologyLayerCommand | |
| 354 | 1703 { |
| 1704 private: | |
| 1705 double sourceX_; | |
| 1706 double sourceY_; | |
| 1707 double targetX_; | |
| 1708 double targetY_; | |
| 1709 | |
| 1710 protected: | |
| 407 | 1711 virtual void UndoInternal(RadiologyScene::Layer& layer) const |
| 354 | 1712 { |
| 407 | 1713 layer.SetPan(sourceX_, sourceY_); |
| 354 | 1714 } |
| 1715 | |
| 407 | 1716 virtual void RedoInternal(RadiologyScene::Layer& layer) const |
| 354 | 1717 { |
| 407 | 1718 layer.SetPan(targetX_, targetY_); |
| 354 | 1719 } |
| 1720 | |
| 1721 public: | |
| 407 | 1722 UndoRedoCommand(const RadiologyLayerMoveTracker& tracker) : |
| 1723 RadiologyLayerCommand(tracker.accessor_), | |
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1724 sourceX_(tracker.panX_), |
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1725 sourceY_(tracker.panY_), |
| 407 | 1726 targetX_(tracker.accessor_.GetLayer().GetPanX()), |
| 1727 targetY_(tracker.accessor_.GetLayer().GetPanY()) | |
| 354 | 1728 { |
| 1729 } | |
| 1730 }; | |
| 1731 | |
| 1732 | |
| 1733 public: | |
| 407 | 1734 RadiologyLayerMoveTracker(UndoRedoStack& undoRedoStack, |
| 1735 RadiologyScene& scene, | |
| 1736 size_t layer, | |
| 1737 double x, | |
| 1738 double y, | |
| 1739 bool oneAxis) : | |
| 354 | 1740 undoRedoStack_(undoRedoStack), |
| 407 | 1741 accessor_(scene, layer), |
| 354 | 1742 clickX_(x), |
| 1743 clickY_(y), | |
| 1744 oneAxis_(oneAxis) | |
| 1745 { | |
| 1746 if (accessor_.IsValid()) | |
| 1747 { | |
| 407 | 1748 panX_ = accessor_.GetLayer().GetPanX(); |
| 1749 panY_ = accessor_.GetLayer().GetPanY(); | |
| 354 | 1750 } |
| 1751 } | |
| 1752 | |
| 1753 virtual bool HasRender() const | |
| 1754 { | |
| 1755 return false; | |
| 1756 } | |
| 1757 | |
| 1758 virtual void Render(CairoContext& context, | |
| 1759 double zoom) | |
| 1760 { | |
| 1761 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
| 1762 } | |
| 1763 | |
| 1764 virtual void MouseUp() | |
| 1765 { | |
| 1766 if (accessor_.IsValid()) | |
| 1767 { | |
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1768 undoRedoStack_.Add(new UndoRedoCommand(*this)); |
| 354 | 1769 } |
| 1770 } | |
| 1771 | |
| 1772 virtual void MouseMove(int displayX, | |
| 1773 int displayY, | |
| 1774 double sceneX, | |
| 1775 double sceneY) | |
| 1776 { | |
| 1777 if (accessor_.IsValid()) | |
| 1778 { | |
| 1779 double dx = sceneX - clickX_; | |
| 1780 double dy = sceneY - clickY_; | |
| 1781 | |
| 1782 if (oneAxis_) | |
| 1783 { | |
| 1784 if (fabs(dx) > fabs(dy)) | |
| 1785 { | |
| 407 | 1786 accessor_.GetLayer().SetPan(dx + panX_, panY_); |
| 354 | 1787 } |
| 1788 else | |
| 1789 { | |
| 407 | 1790 accessor_.GetLayer().SetPan(panX_, dy + panY_); |
| 354 | 1791 } |
| 1792 } | |
| 1793 else | |
| 1794 { | |
| 407 | 1795 accessor_.GetLayer().SetPan(dx + panX_, dy + panY_); |
| 354 | 1796 } |
| 1797 } | |
| 1798 } | |
| 1799 }; | |
| 1800 | |
| 1801 | |
| 407 | 1802 class RadiologyLayerCropTracker : public IWorldSceneMouseTracker |
| 354 | 1803 { |
| 1804 private: | |
| 407 | 1805 UndoRedoStack& undoRedoStack_; |
| 1806 RadiologyScene::LayerAccessor accessor_; | |
| 1807 RadiologyScene::Corner corner_; | |
| 1808 unsigned int cropX_; | |
| 1809 unsigned int cropY_; | |
| 1810 unsigned int cropWidth_; | |
| 1811 unsigned int cropHeight_; | |
| 1812 | |
| 1813 class UndoRedoCommand : public RadiologyLayerCommand | |
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1814 { |
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1815 private: |
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1816 unsigned int sourceCropX_; |
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1817 unsigned int sourceCropY_; |
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1818 unsigned int sourceCropWidth_; |
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1819 unsigned int sourceCropHeight_; |
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1820 unsigned int targetCropX_; |
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1821 unsigned int targetCropY_; |
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1822 unsigned int targetCropWidth_; |
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1823 unsigned int targetCropHeight_; |
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1824 |
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1825 protected: |
| 407 | 1826 virtual void UndoInternal(RadiologyScene::Layer& layer) const |
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1827 { |
| 407 | 1828 layer.SetCrop(sourceCropX_, sourceCropY_, sourceCropWidth_, sourceCropHeight_); |
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1829 } |
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1830 |
| 407 | 1831 virtual void RedoInternal(RadiologyScene::Layer& layer) const |
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1832 { |
| 407 | 1833 layer.SetCrop(targetCropX_, targetCropY_, targetCropWidth_, targetCropHeight_); |
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1834 } |
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1835 |
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1836 public: |
| 407 | 1837 UndoRedoCommand(const RadiologyLayerCropTracker& tracker) : |
| 1838 RadiologyLayerCommand(tracker.accessor_), | |
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1839 sourceCropX_(tracker.cropX_), |
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1840 sourceCropY_(tracker.cropY_), |
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1841 sourceCropWidth_(tracker.cropWidth_), |
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1842 sourceCropHeight_(tracker.cropHeight_) |
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1843 { |
| 407 | 1844 tracker.accessor_.GetLayer().GetCrop(targetCropX_, targetCropY_, |
| 1845 targetCropWidth_, targetCropHeight_); | |
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1846 } |
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1847 }; |
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1848 |
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1849 |
| 354 | 1850 public: |
| 407 | 1851 RadiologyLayerCropTracker(UndoRedoStack& undoRedoStack, |
| 1852 RadiologyScene& scene, | |
| 1853 const ViewportGeometry& view, | |
| 1854 size_t layer, | |
| 1855 double x, | |
| 1856 double y, | |
| 1857 RadiologyScene::Corner corner) : | |
|
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1858 undoRedoStack_(undoRedoStack), |
| 407 | 1859 accessor_(scene, layer), |
| 354 | 1860 corner_(corner) |
| 1861 { | |
| 1862 if (accessor_.IsValid()) | |
| 1863 { | |
| 407 | 1864 accessor_.GetLayer().GetCrop(cropX_, cropY_, cropWidth_, cropHeight_); |
| 354 | 1865 } |
| 1866 } | |
| 1867 | |
| 1868 virtual bool HasRender() const | |
| 1869 { | |
| 1870 return false; | |
| 1871 } | |
| 1872 | |
| 1873 virtual void Render(CairoContext& context, | |
| 1874 double zoom) | |
| 1875 { | |
| 1876 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
| 1877 } | |
| 1878 | |
| 1879 virtual void MouseUp() | |
| 1880 { | |
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1881 if (accessor_.IsValid()) |
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1882 { |
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1883 undoRedoStack_.Add(new UndoRedoCommand(*this)); |
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1884 } |
| 354 | 1885 } |
| 1886 | |
| 1887 virtual void MouseMove(int displayX, | |
| 1888 int displayY, | |
| 1889 double sceneX, | |
| 1890 double sceneY) | |
| 1891 { | |
| 1892 if (accessor_.IsValid()) | |
| 1893 { | |
| 1894 unsigned int x, y; | |
| 1895 | |
| 407 | 1896 RadiologyScene::Layer& layer = accessor_.GetLayer(); |
| 1897 if (layer.GetPixel(x, y, sceneX, sceneY)) | |
| 354 | 1898 { |
| 1899 unsigned int targetX, targetWidth; | |
| 1900 | |
| 407 | 1901 if (corner_ == RadiologyScene::Corner_TopLeft || |
| 1902 corner_ == RadiologyScene::Corner_BottomLeft) | |
| 354 | 1903 { |
| 1904 targetX = std::min(x, cropX_ + cropWidth_); | |
| 1905 targetWidth = cropX_ + cropWidth_ - targetX; | |
| 1906 } | |
| 1907 else | |
| 1908 { | |
| 1909 targetX = cropX_; | |
| 1910 targetWidth = std::max(x, cropX_) - cropX_; | |
| 1911 } | |
| 1912 | |
| 1913 unsigned int targetY, targetHeight; | |
| 1914 | |
| 407 | 1915 if (corner_ == RadiologyScene::Corner_TopLeft || |
| 1916 corner_ == RadiologyScene::Corner_TopRight) | |
| 354 | 1917 { |
| 1918 targetY = std::min(y, cropY_ + cropHeight_); | |
| 1919 targetHeight = cropY_ + cropHeight_ - targetY; | |
| 1920 } | |
| 1921 else | |
| 1922 { | |
| 1923 targetY = cropY_; | |
| 1924 targetHeight = std::max(y, cropY_) - cropY_; | |
| 1925 } | |
| 1926 | |
| 407 | 1927 layer.SetCrop(targetX, targetY, targetWidth, targetHeight); |
| 354 | 1928 } |
| 1929 } | |
| 1930 } | |
| 1931 }; | |
| 1932 | |
| 1933 | |
| 407 | 1934 class RadiologyLayerResizeTracker : public IWorldSceneMouseTracker |
| 354 | 1935 { |
| 1936 private: | |
| 407 | 1937 UndoRedoStack& undoRedoStack_; |
| 1938 RadiologyScene::LayerAccessor accessor_; | |
| 1939 bool roundScaling_; | |
| 1940 double originalSpacingX_; | |
| 1941 double originalSpacingY_; | |
| 1942 double originalPanX_; | |
| 1943 double originalPanY_; | |
| 1944 RadiologyScene::Corner oppositeCorner_; | |
| 1945 double oppositeX_; | |
| 1946 double oppositeY_; | |
| 1947 double baseScaling_; | |
| 354 | 1948 |
| 1949 static double ComputeDistance(double x1, | |
| 1950 double y1, | |
| 1951 double x2, | |
| 1952 double y2) | |
| 1953 { | |
| 1954 double dx = x1 - x2; | |
| 1955 double dy = y1 - y2; | |
| 1956 return sqrt(dx * dx + dy * dy); | |
| 1957 } | |
| 1958 | |
| 407 | 1959 class UndoRedoCommand : public RadiologyLayerCommand |
|
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1960 { |
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1961 private: |
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1962 double sourceSpacingX_; |
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1963 double sourceSpacingY_; |
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1964 double sourcePanX_; |
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1965 double sourcePanY_; |
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1966 double targetSpacingX_; |
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1967 double targetSpacingY_; |
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1968 double targetPanX_; |
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1969 double targetPanY_; |
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1970 |
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1971 protected: |
| 407 | 1972 virtual void UndoInternal(RadiologyScene::Layer& layer) const |
|
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1973 { |
| 407 | 1974 layer.SetPixelSpacing(sourceSpacingX_, sourceSpacingY_); |
| 1975 layer.SetPan(sourcePanX_, sourcePanY_); | |
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1976 } |
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1977 |
| 407 | 1978 virtual void RedoInternal(RadiologyScene::Layer& layer) const |
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1979 { |
| 407 | 1980 layer.SetPixelSpacing(targetSpacingX_, targetSpacingY_); |
| 1981 layer.SetPan(targetPanX_, targetPanY_); | |
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1982 } |
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1983 |
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1984 public: |
| 407 | 1985 UndoRedoCommand(const RadiologyLayerResizeTracker& tracker) : |
| 1986 RadiologyLayerCommand(tracker.accessor_), | |
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1987 sourceSpacingX_(tracker.originalSpacingX_), |
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1988 sourceSpacingY_(tracker.originalSpacingY_), |
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1989 sourcePanX_(tracker.originalPanX_), |
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1990 sourcePanY_(tracker.originalPanY_), |
| 407 | 1991 targetSpacingX_(tracker.accessor_.GetLayer().GetPixelSpacingX()), |
| 1992 targetSpacingY_(tracker.accessor_.GetLayer().GetPixelSpacingY()), | |
| 1993 targetPanX_(tracker.accessor_.GetLayer().GetPanX()), | |
| 1994 targetPanY_(tracker.accessor_.GetLayer().GetPanY()) | |
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1995 { |
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1996 } |
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1997 }; |
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1998 |
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1999 |
| 354 | 2000 public: |
| 407 | 2001 RadiologyLayerResizeTracker(UndoRedoStack& undoRedoStack, |
| 2002 RadiologyScene& scene, | |
| 2003 size_t layer, | |
| 2004 double x, | |
| 2005 double y, | |
| 2006 RadiologyScene::Corner corner, | |
| 2007 bool roundScaling) : | |
|
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2008 undoRedoStack_(undoRedoStack), |
| 407 | 2009 accessor_(scene, layer), |
| 354 | 2010 roundScaling_(roundScaling) |
| 2011 { | |
| 2012 if (accessor_.IsValid() && | |
| 407 | 2013 accessor_.GetLayer().IsResizeable()) |
| 354 | 2014 { |
| 407 | 2015 originalSpacingX_ = accessor_.GetLayer().GetPixelSpacingX(); |
| 2016 originalSpacingY_ = accessor_.GetLayer().GetPixelSpacingY(); | |
| 2017 originalPanX_ = accessor_.GetLayer().GetPanX(); | |
| 2018 originalPanY_ = accessor_.GetLayer().GetPanY(); | |
| 354 | 2019 |
| 2020 switch (corner) | |
| 2021 { | |
| 407 | 2022 case RadiologyScene::Corner_TopLeft: |
| 2023 oppositeCorner_ = RadiologyScene::Corner_BottomRight; | |
| 354 | 2024 break; |
| 2025 | |
| 407 | 2026 case RadiologyScene::Corner_TopRight: |
| 2027 oppositeCorner_ = RadiologyScene::Corner_BottomLeft; | |
| 354 | 2028 break; |
| 2029 | |
| 407 | 2030 case RadiologyScene::Corner_BottomLeft: |
| 2031 oppositeCorner_ = RadiologyScene::Corner_TopRight; | |
| 354 | 2032 break; |
| 2033 | |
| 407 | 2034 case RadiologyScene::Corner_BottomRight: |
| 2035 oppositeCorner_ = RadiologyScene::Corner_TopLeft; | |
| 354 | 2036 break; |
| 2037 | |
| 2038 default: | |
| 2039 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
| 2040 } | |
| 2041 | |
| 407 | 2042 accessor_.GetLayer().GetCorner(oppositeX_, oppositeY_, oppositeCorner_); |
| 354 | 2043 |
| 2044 double d = ComputeDistance(x, y, oppositeX_, oppositeY_); | |
| 2045 if (d >= std::numeric_limits<float>::epsilon()) | |
| 2046 { | |
| 2047 baseScaling_ = 1.0 / d; | |
| 2048 } | |
| 2049 else | |
| 2050 { | |
| 2051 // Avoid division by zero in extreme cases | |
| 2052 accessor_.Invalidate(); | |
| 2053 } | |
| 2054 } | |
| 2055 } | |
| 2056 | |
| 2057 virtual bool HasRender() const | |
| 2058 { | |
| 2059 return false; | |
| 2060 } | |
| 2061 | |
| 2062 virtual void Render(CairoContext& context, | |
| 2063 double zoom) | |
| 2064 { | |
| 2065 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
| 2066 } | |
| 2067 | |
| 2068 virtual void MouseUp() | |
| 2069 { | |
|
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2070 if (accessor_.IsValid() && |
| 407 | 2071 accessor_.GetLayer().IsResizeable()) |
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2072 { |
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2073 undoRedoStack_.Add(new UndoRedoCommand(*this)); |
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2074 } |
| 354 | 2075 } |
| 2076 | |
| 2077 virtual void MouseMove(int displayX, | |
| 2078 int displayY, | |
| 2079 double sceneX, | |
| 2080 double sceneY) | |
| 2081 { | |
| 2082 static const double ROUND_SCALING = 0.1; | |
| 2083 | |
| 2084 if (accessor_.IsValid() && | |
| 407 | 2085 accessor_.GetLayer().IsResizeable()) |
| 354 | 2086 { |
| 2087 double scaling = ComputeDistance(oppositeX_, oppositeY_, sceneX, sceneY) * baseScaling_; | |
| 2088 | |
| 2089 if (roundScaling_) | |
| 2090 { | |
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2091 scaling = boost::math::round<double>((scaling / ROUND_SCALING) * ROUND_SCALING); |
| 354 | 2092 } |
| 2093 | |
| 407 | 2094 RadiologyScene::Layer& layer = accessor_.GetLayer(); |
| 2095 layer.SetPixelSpacing(scaling * originalSpacingX_, | |
| 2096 scaling * originalSpacingY_); | |
| 354 | 2097 |
| 2098 // Keep the opposite corner at a fixed location | |
| 2099 double ox, oy; | |
| 407 | 2100 layer.GetCorner(ox, oy, oppositeCorner_); |
| 2101 layer.SetPan(layer.GetPanX() + oppositeX_ - ox, | |
| 2102 layer.GetPanY() + oppositeY_ - oy); | |
| 354 | 2103 } |
| 2104 } | |
| 2105 }; | |
| 2106 | |
| 2107 | |
| 407 | 2108 class RadiologyWindowingTracker : public IWorldSceneMouseTracker |
|
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2109 { |
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2110 public: |
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2111 enum Action |
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2112 { |
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2113 Action_IncreaseWidth, |
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2114 Action_DecreaseWidth, |
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2115 Action_IncreaseCenter, |
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2116 Action_DecreaseCenter |
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2117 }; |
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2118 |
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2119 private: |
| 407 | 2120 UndoRedoStack& undoRedoStack_; |
| 2121 RadiologyScene& scene_; | |
| 2122 int clickX_; | |
| 2123 int clickY_; | |
| 2124 Action leftAction_; | |
| 2125 Action rightAction_; | |
| 2126 Action upAction_; | |
| 2127 Action downAction_; | |
| 2128 float strength_; | |
| 2129 float sourceCenter_; | |
| 2130 float sourceWidth_; | |
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2131 |
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2132 static void ComputeAxisEffect(int& deltaCenter, |
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2133 int& deltaWidth, |
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2134 int delta, |
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2135 Action actionNegative, |
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2136 Action actionPositive) |
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2137 { |
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2138 if (delta < 0) |
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2139 { |
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|
2140 switch (actionNegative) |
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|
2141 { |
|
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|
2142 case Action_IncreaseWidth: |
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2143 deltaWidth = -delta; |
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|
2144 break; |
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2145 |
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|
2146 case Action_DecreaseWidth: |
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|
2147 deltaWidth = delta; |
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|
2148 break; |
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|
2149 |
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|
2150 case Action_IncreaseCenter: |
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2151 deltaCenter = -delta; |
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|
2152 break; |
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|
2153 |
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|
2154 case Action_DecreaseCenter: |
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2155 deltaCenter = delta; |
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|
2156 break; |
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|
2157 |
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2158 default: |
|
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|
2159 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); |
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2160 } |
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|
2161 } |
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2162 else if (delta > 0) |
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|
2163 { |
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|
2164 switch (actionPositive) |
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|
2165 { |
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|
2166 case Action_IncreaseWidth: |
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|
2167 deltaWidth = delta; |
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2168 break; |
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|
2169 |
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|
2170 case Action_DecreaseWidth: |
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|
2171 deltaWidth = -delta; |
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2172 break; |
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|
2173 |
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|
2174 case Action_IncreaseCenter: |
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|
2175 deltaCenter = delta; |
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|
2176 break; |
|
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|
2177 |
|
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|
2178 case Action_DecreaseCenter: |
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|
2179 deltaCenter = -delta; |
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|
2180 break; |
|
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|
2181 |
|
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|
2182 default: |
|
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|
2183 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); |
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|
2184 } |
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|
2185 } |
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|
2186 } |
|
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|
2187 |
|
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|
2188 |
|
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|
2189 class UndoRedoCommand : public UndoRedoStack::ICommand |
|
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|
2190 { |
|
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|
2191 private: |
| 407 | 2192 RadiologyScene& scene_; |
| 2193 float sourceCenter_; | |
| 2194 float sourceWidth_; | |
| 2195 float targetCenter_; | |
| 2196 float targetWidth_; | |
|
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|
2197 |
|
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|
2198 public: |
| 407 | 2199 UndoRedoCommand(const RadiologyWindowingTracker& tracker) : |
| 2200 scene_(tracker.scene_), | |
|
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|
2201 sourceCenter_(tracker.sourceCenter_), |
|
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|
2202 sourceWidth_(tracker.sourceWidth_) |
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|
2203 { |
| 407 | 2204 scene_.GetWindowingWithDefault(targetCenter_, targetWidth_); |
|
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|
2205 } |
|
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|
2206 |
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|
2207 virtual void Undo() const |
|
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|
2208 { |
| 407 | 2209 scene_.SetWindowing(sourceCenter_, sourceWidth_); |
|
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|
2210 } |
|
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|
2211 |
|
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|
2212 virtual void Redo() const |
|
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|
2213 { |
| 407 | 2214 scene_.SetWindowing(targetCenter_, targetWidth_); |
|
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|
2215 } |
|
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|
2216 }; |
|
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|
2217 |
|
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|
2218 |
|
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|
2219 public: |
| 407 | 2220 RadiologyWindowingTracker(UndoRedoStack& undoRedoStack, |
| 2221 RadiologyScene& scene, | |
| 2222 int x, | |
| 2223 int y, | |
| 2224 Action leftAction, | |
| 2225 Action rightAction, | |
| 2226 Action upAction, | |
| 2227 Action downAction) : | |
|
356
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|
2228 undoRedoStack_(undoRedoStack), |
| 407 | 2229 scene_(scene), |
|
356
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|
2230 clickX_(x), |
|
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|
2231 clickY_(y), |
|
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|
2232 leftAction_(leftAction), |
|
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|
2233 rightAction_(rightAction), |
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|
2234 upAction_(upAction), |
|
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|
2235 downAction_(downAction) |
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|
2236 { |
| 407 | 2237 scene_.GetWindowingWithDefault(sourceCenter_, sourceWidth_); |
|
356
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|
2238 |
|
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|
2239 float minValue, maxValue; |
| 407 | 2240 scene.GetRange(minValue, maxValue); |
|
356
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|
2241 |
|
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|
2242 assert(minValue <= maxValue); |
|
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|
2243 |
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|
2244 float tmp; |
|
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|
2245 |
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|
2246 float delta = (maxValue - minValue); |
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|
2247 if (delta <= 1) |
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|
2248 { |
|
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|
2249 tmp = 0; |
|
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|
2250 } |
|
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|
2251 else |
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|
2252 { |
|
376
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|
2253 // NB: Visual Studio 2008 does not provide "log2f()", so we |
|
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|
2254 // implement it by ourselves |
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|
2255 tmp = logf(delta) / logf(2.0f); |
|
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|
2256 } |
|
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|
2257 |
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|
2258 strength_ = tmp - 7; |
|
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|
2259 if (strength_ < 1) |
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|
2260 { |
|
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|
2261 strength_ = 1; |
|
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|
2262 } |
|
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|
2263 } |
|
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|
2264 |
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|
2265 virtual bool HasRender() const |
|
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|
2266 { |
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|
2267 return false; |
|
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|
2268 } |
|
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|
2269 |
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|
2270 virtual void Render(CairoContext& context, |
|
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|
2271 double zoom) |
|
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|
2272 { |
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|
2273 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); |
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|
2274 } |
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2275 |
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2276 virtual void MouseUp() |
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2277 { |
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2278 undoRedoStack_.Add(new UndoRedoCommand(*this)); |
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2279 } |
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2280 |
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2281 |
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2282 virtual void MouseMove(int displayX, |
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2283 int displayY, |
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2284 double sceneX, |
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2285 double sceneY) |
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2286 { |
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2287 // https://bitbucket.org/osimis/osimis-webviewer-plugin/src/master/frontend/src/app/viewport/image-plugins/windowing-viewport-tool.class.js |
|
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2288 |
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2289 static const float SCALE = 1.0; |
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2290 |
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2291 int deltaCenter = 0; |
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2292 int deltaWidth = 0; |
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2293 |
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2294 ComputeAxisEffect(deltaCenter, deltaWidth, displayX - clickX_, leftAction_, rightAction_); |
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2295 ComputeAxisEffect(deltaCenter, deltaWidth, displayY - clickY_, upAction_, downAction_); |
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2296 |
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2297 float newCenter = sourceCenter_ + (deltaCenter / SCALE * strength_); |
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2298 float newWidth = sourceWidth_ + (deltaWidth / SCALE * strength_); |
| 407 | 2299 scene_.SetWindowing(newCenter, newWidth); |
|
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2300 } |
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2301 }; |
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2302 |
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2303 |
| 407 | 2304 class RadiologyWidget : |
| 338 | 2305 public WorldSceneWidget, |
| 2306 public IObserver | |
| 2307 { | |
| 2308 private: | |
| 407 | 2309 RadiologyScene& scene_; |
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2310 std::auto_ptr<Orthanc::Image> floatBuffer_; |
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2311 std::auto_ptr<CairoSurface> cairoBuffer_; |
| 358 | 2312 bool invert_; |
|
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2313 ImageInterpolation interpolation_; |
|
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2314 bool hasSelection_; |
| 407 | 2315 size_t selectedLayer_; |
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2316 |
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2317 virtual bool RenderInternal(unsigned int width, |
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2318 unsigned int height, |
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2319 ImageInterpolation interpolation) |
|
340
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2320 { |
| 339 | 2321 float windowCenter, windowWidth; |
| 407 | 2322 scene_.GetWindowingWithDefault(windowCenter, windowWidth); |
| 339 | 2323 |
| 2324 float x0 = windowCenter - windowWidth / 2.0f; | |
| 2325 float x1 = windowCenter + windowWidth / 2.0f; | |
| 2326 | |
|
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2327 if (windowWidth <= 0.001f) // Avoid division by zero at (*) |
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2328 { |
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2329 return false; |
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2330 } |
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2331 else |
| 339 | 2332 { |
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2333 if (floatBuffer_.get() == NULL || |
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2334 floatBuffer_->GetWidth() != width || |
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2335 floatBuffer_->GetHeight() != height) |
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2336 { |
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2337 floatBuffer_.reset(new Orthanc::Image(Orthanc::PixelFormat_Float32, width, height, false)); |
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2338 } |
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2339 |
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2340 if (cairoBuffer_.get() == NULL || |
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2341 cairoBuffer_->GetWidth() != width || |
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2342 cairoBuffer_->GetHeight() != height) |
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2343 { |
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2344 cairoBuffer_.reset(new CairoSurface(width, height)); |
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2345 } |
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2346 |
| 407 | 2347 scene_.Render(*floatBuffer_, GetView().GetMatrix(), interpolation); |
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2348 |
| 360 | 2349 // Conversion from Float32 to BGRA32 (cairo). Very similar to |
| 2350 // GrayscaleFrameRenderer => TODO MERGE? | |
|
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2351 |
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|
2352 Orthanc::ImageAccessor target; |
|
369
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|
2353 cairoBuffer_->GetWriteableAccessor(target); |
| 360 | 2354 |
| 2355 float scaling = 255.0f / (x1 - x0); | |
|
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2356 |
|
344
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|
2357 for (unsigned int y = 0; y < height; y++) |
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|
2358 { |
|
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2359 const float* p = reinterpret_cast<const float*>(floatBuffer_->GetConstRow(y)); |
|
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|
2360 uint8_t* q = reinterpret_cast<uint8_t*>(target.GetRow(y)); |
| 339 | 2361 |
|
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|
2362 for (unsigned int x = 0; x < width; x++, p++, q += 4) |
| 339 | 2363 { |
|
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|
2364 uint8_t v = 0; |
| 339 | 2365 if (*p >= x1) |
| 2366 { | |
| 2367 v = 255; | |
| 2368 } | |
| 2369 else if (*p <= x0) | |
| 2370 { | |
| 2371 v = 0; | |
| 2372 } | |
| 2373 else | |
| 2374 { | |
| 2375 // https://en.wikipedia.org/wiki/Linear_interpolation | |
| 360 | 2376 v = static_cast<uint8_t>(scaling * (*p - x0)); // (*) |
| 339 | 2377 } |
| 2378 | |
| 358 | 2379 if (invert_) |
| 2380 { | |
| 339 | 2381 v = 255 - v; |
| 358 | 2382 } |
|
344
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|
2383 |
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|
2384 q[0] = v; |
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|
2385 q[1] = v; |
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|
2386 q[2] = v; |
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|
2387 q[3] = 255; |
| 339 | 2388 } |
| 2389 } | |
|
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|
2390 |
|
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|
2391 return true; |
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|
2392 } |
|
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|
2393 } |
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|
2394 |
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|
2395 protected: |
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2396 virtual Extent2D GetSceneExtent() |
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2397 { |
| 407 | 2398 return scene_.GetSceneExtent(); |
|
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|
2399 } |
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|
2400 |
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|
2401 virtual bool RenderScene(CairoContext& context, |
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2402 const ViewportGeometry& view) |
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2403 { |
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|
2404 cairo_t* cr = context.GetObject(); |
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2405 |
|
359
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2406 if (RenderInternal(context.GetWidth(), context.GetHeight(), interpolation_)) |
|
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2407 { |
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|
2408 // https://www.cairographics.org/FAQ/#paint_from_a_surface |
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2409 cairo_save(cr); |
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2410 cairo_identity_matrix(cr); |
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|
2411 cairo_set_source_surface(cr, cairoBuffer_->GetObject(), 0, 0); |
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|
2412 cairo_paint(cr); |
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2413 cairo_restore(cr); |
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2414 } |
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2415 else |
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2416 { |
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2417 // https://www.cairographics.org/FAQ/#clear_a_surface |
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2418 context.SetSourceColor(0, 0, 0); |
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2419 cairo_paint(cr); |
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2420 } |
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2421 |
|
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2422 if (hasSelection_) |
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2423 { |
| 407 | 2424 scene_.DrawBorder(context, selectedLayer_, view.GetZoom()); |
|
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2425 } |
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2426 |
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2427 return true; |
|
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|
2428 } |
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|
2429 |
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2430 public: |
| 407 | 2431 RadiologyWidget(MessageBroker& broker, |
| 2432 RadiologyScene& scene, | |
| 2433 const std::string& name) : | |
|
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2434 WorldSceneWidget(name), |
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2435 IObserver(broker), |
| 407 | 2436 scene_(scene), |
|
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2437 invert_(false), |
|
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2438 interpolation_(ImageInterpolation_Nearest), |
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2439 hasSelection_(false), |
| 407 | 2440 selectedLayer_(0) // Dummy initialization |
|
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2441 { |
| 407 | 2442 scene.RegisterObserverCallback( |
| 2443 new Callable<RadiologyWidget, RadiologyScene::GeometryChangedMessage> | |
| 2444 (*this, &RadiologyWidget::OnGeometryChanged)); | |
| 2445 | |
| 2446 scene.RegisterObserverCallback( | |
| 2447 new Callable<RadiologyWidget, RadiologyScene::ContentChangedMessage> | |
| 2448 (*this, &RadiologyWidget::OnContentChanged)); | |
| 358 | 2449 } |
| 2450 | |
| 407 | 2451 RadiologyScene& GetScene() const |
| 358 | 2452 { |
| 407 | 2453 return scene_; |
|
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2454 } |
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2455 |
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2456 void Unselect() |
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2457 { |
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|
2458 hasSelection_ = false; |
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2459 } |
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2460 |
| 407 | 2461 void Select(size_t layer) |
|
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2462 { |
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2463 hasSelection_ = true; |
| 407 | 2464 selectedLayer_ = layer; |
|
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2465 } |
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2466 |
| 407 | 2467 bool LookupSelectedLayer(size_t& layer) |
|
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2468 { |
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2469 if (hasSelection_) |
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2470 { |
| 407 | 2471 layer = selectedLayer_; |
|
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2472 return true; |
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2473 } |
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|
2474 else |
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2475 { |
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2476 return false; |
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2477 } |
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2478 } |
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2479 |
| 407 | 2480 void OnGeometryChanged(const RadiologyScene::GeometryChangedMessage& message) |
|
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2481 { |
| 358 | 2482 LOG(INFO) << "Geometry has changed"; |
|
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2483 FitContent(); |
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2484 } |
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2485 |
| 407 | 2486 void OnContentChanged(const RadiologyScene::ContentChangedMessage& message) |
|
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2487 { |
| 358 | 2488 LOG(INFO) << "Content has changed"; |
| 2489 NotifyContentChanged(); | |
| 2490 } | |
| 2491 | |
| 2492 void SetInvert(bool invert) | |
| 2493 { | |
|
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2494 if (invert_ != invert) |
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2495 { |
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2496 invert_ = invert; |
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2497 NotifyContentChanged(); |
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2498 } |
| 358 | 2499 } |
| 2500 | |
| 2501 void SwitchInvert() | |
| 2502 { | |
| 2503 invert_ = !invert_; | |
|
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2504 NotifyContentChanged(); |
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2505 } |
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2506 |
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2507 bool IsInverted() const |
| 358 | 2508 { |
| 2509 return invert_; | |
| 2510 } | |
|
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2511 |
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2512 void SetInterpolation(ImageInterpolation interpolation) |
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2513 { |
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2514 if (interpolation_ != interpolation) |
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2515 { |
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2516 interpolation_ = interpolation; |
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2517 NotifyContentChanged(); |
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2518 } |
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2519 } |
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2520 |
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2521 ImageInterpolation GetInterpolation() const |
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2522 { |
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2523 return interpolation_; |
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2524 } |
| 358 | 2525 }; |
| 2526 | |
| 2527 | |
| 407 | 2528 namespace Samples |
| 358 | 2529 { |
| 407 | 2530 class RadiologyEditorInteractor : |
| 2531 public IWorldSceneInteractor, | |
| 2532 public IObserver | |
| 358 | 2533 { |
| 407 | 2534 private: |
| 2535 enum Tool | |
| 2536 { | |
| 2537 Tool_Move, | |
| 2538 Tool_Rotate, | |
| 2539 Tool_Crop, | |
| 2540 Tool_Resize, | |
| 2541 Tool_Windowing | |
| 2542 }; | |
| 358 | 2543 |
| 2544 | |
| 407 | 2545 UndoRedoStack undoRedoStack_; |
| 2546 Tool tool_; | |
| 2547 | |
| 2548 | |
| 2549 static double GetHandleSize() | |
| 2550 { | |
| 2551 return 10.0; | |
| 2552 } | |
| 358 | 2553 |
|
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|
2554 |
| 407 | 2555 public: |
| 2556 RadiologyEditorInteractor(MessageBroker& broker) : | |
| 2557 IObserver(broker), | |
| 2558 tool_(Tool_Move) | |
| 2559 { | |
| 2560 } | |
| 358 | 2561 |
| 407 | 2562 virtual IWorldSceneMouseTracker* CreateMouseTracker(WorldSceneWidget& worldWidget, |
| 2563 const ViewportGeometry& view, | |
| 2564 MouseButton button, | |
| 2565 KeyboardModifiers modifiers, | |
| 2566 int viewportX, | |
| 2567 int viewportY, | |
| 2568 double x, | |
| 2569 double y, | |
| 2570 IStatusBar* statusBar) | |
|
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2571 { |
| 407 | 2572 RadiologyWidget& widget = dynamic_cast<RadiologyWidget&>(worldWidget); |
| 2573 | |
| 2574 if (button == MouseButton_Left) | |
| 358 | 2575 { |
| 407 | 2576 size_t selected; |
| 2577 | |
| 2578 if (tool_ == Tool_Windowing) | |
| 358 | 2579 { |
| 407 | 2580 return new RadiologyWindowingTracker(undoRedoStack_, widget.GetScene(), |
| 2581 viewportX, viewportY, | |
| 2582 RadiologyWindowingTracker::Action_DecreaseWidth, | |
| 2583 RadiologyWindowingTracker::Action_IncreaseWidth, | |
| 2584 RadiologyWindowingTracker::Action_DecreaseCenter, | |
| 2585 RadiologyWindowingTracker::Action_IncreaseCenter); | |
| 358 | 2586 } |
| 407 | 2587 else if (!widget.LookupSelectedLayer(selected)) |
| 358 | 2588 { |
| 407 | 2589 // No layer is currently selected |
| 2590 size_t layer; | |
| 2591 if (widget.GetScene().LookupLayer(layer, x, y)) | |
| 358 | 2592 { |
| 407 | 2593 widget.Select(layer); |
| 358 | 2594 } |
| 407 | 2595 |
| 2596 return NULL; | |
| 358 | 2597 } |
| 407 | 2598 else if (tool_ == Tool_Crop || |
| 2599 tool_ == Tool_Resize) | |
| 358 | 2600 { |
| 407 | 2601 RadiologyScene::LayerAccessor accessor(widget.GetScene(), selected); |
| 2602 RadiologyScene::Corner corner; | |
| 2603 if (accessor.GetLayer().LookupCorner(corner, x, y, view.GetZoom(), GetHandleSize())) | |
| 358 | 2604 { |
| 407 | 2605 switch (tool_) |
| 2606 { | |
| 2607 case Tool_Crop: | |
| 2608 return new RadiologyLayerCropTracker(undoRedoStack_, widget.GetScene(), view, selected, x, y, corner); | |
| 2609 | |
| 2610 case Tool_Resize: | |
| 2611 return new RadiologyLayerResizeTracker(undoRedoStack_, widget.GetScene(), selected, x, y, corner, | |
| 2612 (modifiers & KeyboardModifiers_Shift)); | |
| 2613 | |
| 2614 default: | |
| 2615 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 2616 } | |
|
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2617 } |
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2618 else |
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2619 { |
| 407 | 2620 size_t layer; |
| 358 | 2621 |
| 407 | 2622 if (widget.GetScene().LookupLayer(layer, x, y)) |
|
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2623 { |
| 407 | 2624 widget.Select(layer); |
|
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|
2625 } |
| 407 | 2626 else |
| 2627 { | |
| 2628 widget.Unselect(); | |
| 2629 } | |
| 2630 | |
|
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2631 return NULL; |
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|
2632 } |
| 358 | 2633 } |
| 2634 else | |
| 2635 { | |
| 407 | 2636 size_t layer; |
| 2637 | |
| 2638 if (widget.GetScene().LookupLayer(layer, x, y)) | |
| 2639 { | |
| 2640 if (layer == selected) | |
| 2641 { | |
| 2642 switch (tool_) | |
| 2643 { | |
| 2644 case Tool_Move: | |
| 2645 return new RadiologyLayerMoveTracker(undoRedoStack_, widget.GetScene(), layer, x, y, | |
| 2646 (modifiers & KeyboardModifiers_Shift)); | |
| 2647 | |
| 2648 case Tool_Rotate: | |
| 2649 return new RadiologyLayerRotateTracker(undoRedoStack_, widget.GetScene(), view, layer, x, y, | |
| 2650 (modifiers & KeyboardModifiers_Shift)); | |
| 2651 | |
| 2652 default: | |
| 2653 break; | |
| 2654 } | |
| 2655 | |
| 2656 return NULL; | |
| 2657 } | |
| 2658 else | |
| 2659 { | |
| 2660 widget.Select(layer); | |
| 2661 return NULL; | |
| 2662 } | |
| 2663 } | |
| 2664 else | |
| 2665 { | |
| 2666 widget.Unselect(); | |
| 2667 return NULL; | |
| 2668 } | |
| 2669 } | |
| 2670 } | |
| 2671 else | |
| 2672 { | |
| 2673 return NULL; | |
| 2674 } | |
| 2675 } | |
| 2676 | |
| 2677 virtual void MouseOver(CairoContext& context, | |
| 2678 WorldSceneWidget& worldWidget, | |
| 2679 const ViewportGeometry& view, | |
| 2680 double x, | |
| 2681 double y, | |
| 2682 IStatusBar* statusBar) | |
| 2683 { | |
| 2684 RadiologyWidget& widget = dynamic_cast<RadiologyWidget&>(worldWidget); | |
| 2685 | |
| 2686 #if 0 | |
| 2687 if (statusBar != NULL) | |
| 2688 { | |
| 2689 char buf[64]; | |
| 2690 sprintf(buf, "X = %.02f Y = %.02f (in cm)", x / 10.0, y / 10.0); | |
| 2691 statusBar->SetMessage(buf); | |
| 2692 } | |
| 2693 #endif | |
| 2694 | |
| 2695 size_t selected; | |
| 2696 | |
| 2697 if (widget.LookupSelectedLayer(selected) && | |
| 2698 (tool_ == Tool_Crop || | |
| 2699 tool_ == Tool_Resize)) | |
| 2700 { | |
| 2701 RadiologyScene::LayerAccessor accessor(widget.GetScene(), selected); | |
| 2702 | |
| 2703 RadiologyScene::Corner corner; | |
| 2704 if (accessor.GetLayer().LookupCorner(corner, x, y, view.GetZoom(), GetHandleSize())) | |
| 2705 { | |
| 2706 accessor.GetLayer().GetCorner(x, y, corner); | |
| 2707 | |
| 2708 double z = 1.0 / view.GetZoom(); | |
| 2709 | |
| 2710 context.SetSourceColor(255, 0, 0); | |
| 2711 cairo_t* cr = context.GetObject(); | |
| 2712 cairo_set_line_width(cr, 2.0 * z); | |
| 2713 cairo_move_to(cr, x - GetHandleSize() * z, y - GetHandleSize() * z); | |
| 2714 cairo_line_to(cr, x + GetHandleSize() * z, y - GetHandleSize() * z); | |
| 2715 cairo_line_to(cr, x + GetHandleSize() * z, y + GetHandleSize() * z); | |
| 2716 cairo_line_to(cr, x - GetHandleSize() * z, y + GetHandleSize() * z); | |
| 2717 cairo_line_to(cr, x - GetHandleSize() * z, y - GetHandleSize() * z); | |
| 2718 cairo_stroke(cr); | |
| 358 | 2719 } |
| 2720 } | |
| 339 | 2721 } |
| 407 | 2722 |
| 2723 virtual void MouseWheel(WorldSceneWidget& widget, | |
| 2724 MouseWheelDirection direction, | |
| 2725 KeyboardModifiers modifiers, | |
| 2726 IStatusBar* statusBar) | |
|
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2727 { |
| 358 | 2728 } |
| 407 | 2729 |
| 2730 virtual void KeyPressed(WorldSceneWidget& worldWidget, | |
| 2731 KeyboardKeys key, | |
| 2732 char keyChar, | |
| 2733 KeyboardModifiers modifiers, | |
| 2734 IStatusBar* statusBar) | |
| 345 | 2735 { |
| 407 | 2736 RadiologyWidget& widget = dynamic_cast<RadiologyWidget&>(worldWidget); |
| 2737 | |
| 2738 switch (keyChar) | |
| 358 | 2739 { |
| 407 | 2740 case 'a': |
| 2741 widget.FitContent(); | |
| 2742 break; | |
| 2743 | |
| 2744 case 'c': | |
| 2745 tool_ = Tool_Crop; | |
| 2746 break; | |
| 2747 | |
| 2748 case 'e': | |
| 2749 { | |
| 2750 Orthanc::DicomMap tags; | |
| 2751 | |
| 2752 // Minimal set of tags to generate a valid CR image | |
| 2753 tags.SetValue(Orthanc::DICOM_TAG_ACCESSION_NUMBER, "NOPE", false); | |
| 2754 tags.SetValue(Orthanc::DICOM_TAG_BODY_PART_EXAMINED, "PELVIS", false); | |
| 2755 tags.SetValue(Orthanc::DICOM_TAG_INSTANCE_NUMBER, "1", false); | |
| 2756 //tags.SetValue(Orthanc::DICOM_TAG_LATERALITY, "", false); | |
| 2757 tags.SetValue(Orthanc::DICOM_TAG_MANUFACTURER, "OSIMIS", false); | |
| 2758 tags.SetValue(Orthanc::DICOM_TAG_MODALITY, "CR", false); | |
| 2759 tags.SetValue(Orthanc::DICOM_TAG_PATIENT_BIRTH_DATE, "20000101", false); | |
| 2760 tags.SetValue(Orthanc::DICOM_TAG_PATIENT_ID, "hello", false); | |
| 2761 tags.SetValue(Orthanc::DICOM_TAG_PATIENT_NAME, "HELLO^WORLD", false); | |
| 2762 tags.SetValue(Orthanc::DICOM_TAG_PATIENT_ORIENTATION, "", false); | |
| 2763 tags.SetValue(Orthanc::DICOM_TAG_PATIENT_SEX, "M", false); | |
| 2764 tags.SetValue(Orthanc::DICOM_TAG_REFERRING_PHYSICIAN_NAME, "HOUSE^MD", false); | |
| 2765 tags.SetValue(Orthanc::DICOM_TAG_SERIES_NUMBER, "1", false); | |
| 2766 tags.SetValue(Orthanc::DICOM_TAG_SOP_CLASS_UID, "1.2.840.10008.5.1.4.1.1.1", false); | |
| 2767 tags.SetValue(Orthanc::DICOM_TAG_STUDY_ID, "STUDY", false); | |
| 2768 tags.SetValue(Orthanc::DICOM_TAG_VIEW_POSITION, "", false); | |
| 2769 | |
| 2770 widget.GetScene().Export(tags, 0.1, 0.1, widget.IsInverted(), | |
| 2771 widget.GetInterpolation(), EXPORT_USING_PAM); | |
| 2772 break; | |
| 2773 } | |
| 2774 | |
| 2775 case 'i': | |
| 2776 widget.SwitchInvert(); | |
| 2777 break; | |
| 2778 | |
| 2779 case 'm': | |
| 2780 tool_ = Tool_Move; | |
| 2781 break; | |
| 2782 | |
| 2783 case 'n': | |
| 2784 { | |
| 2785 switch (widget.GetInterpolation()) | |
| 2786 { | |
| 2787 case ImageInterpolation_Nearest: | |
| 2788 LOG(INFO) << "Switching to bilinear interpolation"; | |
| 2789 widget.SetInterpolation(ImageInterpolation_Bilinear); | |
| 2790 break; | |
| 2791 | |
| 2792 case ImageInterpolation_Bilinear: | |
| 2793 LOG(INFO) << "Switching to nearest neighbor interpolation"; | |
| 2794 widget.SetInterpolation(ImageInterpolation_Nearest); | |
| 2795 break; | |
| 2796 | |
| 2797 default: | |
| 2798 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
| 2799 } | |
| 358 | 2800 |
| 407 | 2801 break; |
| 2802 } | |
| 2803 | |
| 2804 case 'r': | |
| 2805 tool_ = Tool_Rotate; | |
| 2806 break; | |
| 2807 | |
| 2808 case 's': | |
| 2809 tool_ = Tool_Resize; | |
| 2810 break; | |
| 2811 | |
| 2812 case 'w': | |
| 2813 tool_ = Tool_Windowing; | |
| 2814 break; | |
| 2815 | |
| 2816 case 'y': | |
| 2817 if (modifiers & KeyboardModifiers_Control) | |
| 2818 { | |
| 2819 undoRedoStack_.Redo(); | |
| 2820 widget.NotifyContentChanged(); | |
| 2821 } | |
| 2822 break; | |
| 2823 | |
| 2824 case 'z': | |
| 2825 if (modifiers & KeyboardModifiers_Control) | |
| 2826 { | |
| 2827 undoRedoStack_.Undo(); | |
| 2828 widget.NotifyContentChanged(); | |
| 2829 } | |
| 2830 break; | |
| 2831 | |
| 2832 default: | |
| 2833 break; | |
| 358 | 2834 } |
| 345 | 2835 } |
| 407 | 2836 }; |
|
336
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2837 |
|
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2838 |
| 358 | 2839 |
|
325
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|
2840 class SingleFrameEditorApplication : |
|
340
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|
2841 public SampleSingleCanvasApplicationBase, |
|
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|
2842 public IObserver |
|
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|
2843 { |
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2844 private: |
|
334
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|
2845 std::auto_ptr<OrthancApiClient> orthancApiClient_; |
| 407 | 2846 std::auto_ptr<RadiologyScene> scene_; |
| 2847 RadiologyEditorInteractor interactor_; | |
|
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|
2848 |
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|
2849 public: |
|
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|
2850 SingleFrameEditorApplication(MessageBroker& broker) : |
|
362
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|
2851 IObserver(broker), |
|
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|
2852 interactor_(broker) |
|
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|
2853 { |
|
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|
2854 } |
|
384
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|
2855 |
|
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|
2856 virtual ~SingleFrameEditorApplication() |
|
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|
2857 { |
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|
2858 LOG(WARNING) << "Destroying the application"; |
|
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|
2859 } |
|
325
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|
2860 |
|
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diff
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|
2861 virtual void DeclareStartupOptions(boost::program_options::options_description& options) |
|
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|
2862 { |
|
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|
2863 boost::program_options::options_description generic("Sample options"); |
|
37ab9d83dc9b
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|
2864 generic.add_options() |
|
340
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diff
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|
2865 ("instance", boost::program_options::value<std::string>(), |
|
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|
2866 "Orthanc ID of the instance") |
|
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|
2867 ("frame", boost::program_options::value<unsigned int>()->default_value(0), |
|
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|
2868 "Number of the frame, for multi-frame DICOM instances") |
|
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|
2869 ; |
|
325
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|
2870 |
|
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|
2871 options.add(generic); |
|
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|
2872 } |
|
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|
2873 |
|
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|
2874 virtual void Initialize(StoneApplicationContext* context, |
|
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|
2875 IStatusBar& statusBar, |
|
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|
2876 const boost::program_options::variables_map& parameters) |
|
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|
2877 { |
|
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|
2878 using namespace OrthancStone; |
|
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|
2879 |
|
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|
2880 context_ = context; |
|
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|
2881 |
| 358 | 2882 statusBar.SetMessage("Use the key \"a\" to reinitialize the layout"); |
| 2883 statusBar.SetMessage("Use the key \"c\" to crop"); | |
|
359
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diff
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|
2884 statusBar.SetMessage("Use the key \"e\" to export DICOM to the Orthanc server"); |
| 358 | 2885 statusBar.SetMessage("Use the key \"f\" to switch full screen"); |
| 2886 statusBar.SetMessage("Use the key \"i\" to invert contrast"); | |
| 2887 statusBar.SetMessage("Use the key \"m\" to move objects"); | |
|
359
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diff
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|
2888 statusBar.SetMessage("Use the key \"n\" to switch between nearest neighbor and bilinear interpolation"); |
| 358 | 2889 statusBar.SetMessage("Use the key \"r\" to rotate objects"); |
| 407 | 2890 statusBar.SetMessage("Use the key \"s\" to resize objects (not applicable to DICOM layers)"); |
| 358 | 2891 statusBar.SetMessage("Use the key \"w\" to change windowing"); |
| 2892 | |
| 2893 statusBar.SetMessage("Use the key \"ctrl-z\" to undo action"); | |
| 2894 statusBar.SetMessage("Use the key \"ctrl-y\" to redo action"); | |
|
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|
2895 |
|
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|
2896 if (parameters.count("instance") != 1) |
|
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|
2897 { |
|
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|
2898 LOG(ERROR) << "The instance ID is missing"; |
|
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|
2899 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); |
|
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|
2900 } |
|
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|
2901 |
|
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|
2902 std::string instance = parameters["instance"].as<std::string>(); |
|
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|
2903 int frame = parameters["frame"].as<unsigned int>(); |
|
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|
2904 |
|
393
e7a494bdd956
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392
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|
2905 orthancApiClient_.reset(new OrthancApiClient(GetBroker(), context_->GetWebService())); |
| 337 | 2906 |
| 343 | 2907 Orthanc::FontRegistry fonts; |
| 2908 fonts.AddFromResource(Orthanc::EmbeddedResources::FONT_UBUNTU_MONO_BOLD_16); | |
| 2909 | |
| 407 | 2910 scene_.reset(new RadiologyScene(GetBroker(), *orthancApiClient_)); |
| 2911 scene_->LoadDicomFrame(instance, frame, false); //.SetPan(200, 0); | |
| 2912 //scene_->LoadDicomFrame("61f3143e-96f34791-ad6bbb8d-62559e75-45943e1b", 0, false); | |
| 354 | 2913 |
| 2914 { | |
| 407 | 2915 RadiologyScene::Layer& layer = scene_->LoadText(fonts.GetFont(0), "Hello\nworld"); |
| 2916 //dynamic_cast<RadiologyScene::Layer&>(layer).SetForegroundValue(256); | |
| 2917 dynamic_cast<RadiologyScene::Layer&>(layer).SetResizeable(true); | |
| 354 | 2918 } |
| 2919 | |
| 2920 { | |
| 407 | 2921 RadiologyScene::Layer& layer = scene_->LoadTestBlock(100, 50); |
| 2922 //dynamic_cast<RadiologyScene::Layer&>(layer).SetForegroundValue(256); | |
| 2923 dynamic_cast<RadiologyScene::Layer&>(layer).SetResizeable(true); | |
| 2924 dynamic_cast<RadiologyScene::Layer&>(layer).SetPan(0, 200); | |
| 354 | 2925 } |
| 2926 | |
| 337 | 2927 |
| 407 | 2928 mainWidget_ = new RadiologyWidget(GetBroker(), *scene_, "main-widget"); |
|
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|
2929 mainWidget_->SetTransmitMouseOver(true); |
| 358 | 2930 mainWidget_->SetInteractor(interactor_); |
|
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|
2931 |
| 407 | 2932 //scene_->SetWindowing(128, 256); |
|
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|
2933 } |
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|
2934 }; |
|
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|
2935 } |
|
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|
2936 } |