Mercurial > hg > orthanc-stone
annotate Applications/Samples/SingleFrameEditorApplication.h @ 359:100df90bf0ea am-2
preparing to implement Export
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Tue, 30 Oct 2018 08:11:06 +0100 |
| parents | b8eeb49f3e65 |
| children | 8262e4e9826d |
| 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/Logging.h> |
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35 #include <Plugins/Samples/Common/DicomDatasetReader.h> |
| 338 | 36 #include <Plugins/Samples/Common/FullOrthancDataset.h> |
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37 |
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38 |
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39 #include <boost/math/constants/constants.hpp> |
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40 |
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41 namespace OrthancStone |
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42 { |
| 338 | 43 class BitmapStack : |
| 337 | 44 public IObserver, |
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45 public IObservable |
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46 { |
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47 public: |
| 338 | 48 typedef OriginMessage<MessageType_Widget_GeometryChanged, BitmapStack> GeometryChangedMessage; |
| 49 typedef OriginMessage<MessageType_Widget_ContentChanged, BitmapStack> ContentChangedMessage; | |
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50 |
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51 |
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52 enum Corner |
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53 { |
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54 Corner_TopLeft, |
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55 Corner_TopRight, |
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56 Corner_BottomLeft, |
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57 Corner_BottomRight |
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58 }; |
| 354 | 59 |
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60 |
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61 |
| 338 | 62 class Bitmap : public boost::noncopyable |
| 63 { | |
| 64 private: | |
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65 size_t index_; |
| 343 | 66 bool hasSize_; |
| 67 unsigned int width_; | |
| 68 unsigned int height_; | |
| 69 bool hasCrop_; | |
| 70 unsigned int cropX_; | |
| 71 unsigned int cropY_; | |
| 72 unsigned int cropWidth_; | |
| 73 unsigned int cropHeight_; | |
| 74 Matrix transform_; | |
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75 Matrix transformInverse_; |
| 343 | 76 double pixelSpacingX_; |
| 77 double pixelSpacingY_; | |
| 78 double panX_; | |
| 79 double panY_; | |
| 346 | 80 double angle_; |
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81 bool resizeable_; |
| 338 | 82 |
| 342 | 83 |
| 348 | 84 protected: |
| 346 | 85 static Matrix CreateOffsetMatrix(double dx, |
| 86 double dy) | |
| 342 | 87 { |
| 346 | 88 Matrix m = LinearAlgebra::IdentityMatrix(3); |
| 89 m(0, 2) = dx; | |
| 90 m(1, 2) = dy; | |
| 91 return m; | |
| 92 } | |
| 93 | |
| 342 | 94 |
| 346 | 95 static Matrix CreateScalingMatrix(double sx, |
| 96 double sy) | |
| 97 { | |
| 98 Matrix m = LinearAlgebra::IdentityMatrix(3); | |
| 99 m(0, 0) = sx; | |
| 100 m(1, 1) = sy; | |
| 101 return m; | |
| 102 } | |
| 103 | |
| 104 | |
| 105 static Matrix CreateRotationMatrix(double angle) | |
| 106 { | |
| 342 | 107 Matrix m; |
| 346 | 108 const double v[] = { cos(angle), -sin(angle), 0, |
| 109 sin(angle), cos(angle), 0, | |
| 342 | 110 0, 0, 1 }; |
| 111 LinearAlgebra::FillMatrix(m, 3, 3, v); | |
| 346 | 112 return m; |
| 342 | 113 } |
| 346 | 114 |
| 345 | 115 |
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116 const Matrix& GetTransform() const |
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117 { |
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118 return transform_; |
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119 } |
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120 |
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121 |
| 348 | 122 private: |
| 346 | 123 static void ApplyTransform(double& x /* inout */, |
| 124 double& y /* inout */, | |
| 125 const Matrix& transform) | |
| 339 | 126 { |
| 127 Vector p; | |
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128 LinearAlgebra::AssignVector(p, x, y, 1); |
| 339 | 129 |
| 346 | 130 Vector q = LinearAlgebra::Product(transform, p); |
| 339 | 131 |
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132 if (!LinearAlgebra::IsNear(q[2], 1.0)) |
| 339 | 133 { |
| 134 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
| 135 } | |
| 136 else | |
| 137 { | |
| 345 | 138 x = q[0]; |
| 139 y = q[1]; | |
| 339 | 140 } |
| 141 } | |
| 142 | |
| 345 | 143 |
| 346 | 144 void UpdateTransform() |
| 145 { | |
| 146 transform_ = CreateScalingMatrix(pixelSpacingX_, pixelSpacingY_); | |
| 147 | |
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148 double centerX, centerY; |
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149 GetCenter(centerX, centerY); |
| 346 | 150 |
| 151 transform_ = LinearAlgebra::Product( | |
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152 CreateOffsetMatrix(panX_ + centerX, panY_ + centerY), |
| 346 | 153 CreateRotationMatrix(angle_), |
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154 CreateOffsetMatrix(-centerX, -centerY), |
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155 transform_); |
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156 |
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157 LinearAlgebra::InvertMatrix(transformInverse_, transform_); |
| 346 | 158 } |
| 159 | |
| 160 | |
| 345 | 161 void AddToExtent(Extent2D& extent, |
| 162 double x, | |
| 163 double y) const | |
| 164 { | |
| 346 | 165 ApplyTransform(x, y, transform_); |
| 345 | 166 extent.AddPoint(x, y); |
| 167 } | |
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168 |
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169 |
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170 void GetCornerInternal(double& x, |
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171 double& y, |
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172 Corner corner, |
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173 unsigned int cropX, |
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174 unsigned int cropY, |
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175 unsigned int cropWidth, |
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176 unsigned int cropHeight) const |
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177 { |
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178 double dx = static_cast<double>(cropX); |
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179 double dy = static_cast<double>(cropY); |
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180 double dwidth = static_cast<double>(cropWidth); |
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181 double dheight = static_cast<double>(cropHeight); |
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182 |
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183 switch (corner) |
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184 { |
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185 case Corner_TopLeft: |
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186 x = dx; |
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187 y = dy; |
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188 break; |
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189 |
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190 case Corner_TopRight: |
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191 x = dx + dwidth; |
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192 y = dy; |
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193 break; |
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194 |
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195 case Corner_BottomLeft: |
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196 x = dx; |
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197 y = dy + dheight; |
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198 break; |
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199 |
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200 case Corner_BottomRight: |
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201 x = dx + dwidth; |
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202 y = dy + dheight; |
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203 break; |
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204 |
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205 default: |
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206 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); |
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207 } |
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208 |
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209 ApplyTransform(x, y, transform_); |
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210 } |
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211 |
| 339 | 212 |
| 338 | 213 public: |
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352
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214 Bitmap(size_t index) : |
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215 index_(index), |
| 343 | 216 hasSize_(false), |
| 339 | 217 width_(0), |
| 218 height_(0), | |
| 219 hasCrop_(false), | |
| 342 | 220 pixelSpacingX_(1), |
| 221 pixelSpacingY_(1), | |
| 222 panX_(0), | |
| 346 | 223 panY_(0), |
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224 angle_(0), |
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225 resizeable_(false) |
| 339 | 226 { |
| 342 | 227 UpdateTransform(); |
| 339 | 228 } |
| 229 | |
| 343 | 230 virtual ~Bitmap() |
| 231 { | |
| 232 } | |
| 233 | |
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234 size_t GetIndex() const |
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235 { |
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236 return index_; |
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237 } |
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238 |
| 339 | 239 void ResetCrop() |
| 240 { | |
| 241 hasCrop_ = false; | |
| 242 } | |
| 243 | |
| 348 | 244 void SetCrop(unsigned int x, |
| 245 unsigned int y, | |
| 246 unsigned int width, | |
| 247 unsigned int height) | |
| 339 | 248 { |
| 348 | 249 if (!hasSize_) |
| 250 { | |
| 251 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
| 252 } | |
| 253 | |
| 254 if (x + width > width_ || | |
| 255 y + height > height_) | |
| 256 { | |
| 257 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 258 } | |
| 259 | |
| 339 | 260 hasCrop_ = true; |
| 261 cropX_ = x; | |
| 262 cropY_ = y; | |
| 263 cropWidth_ = width; | |
| 264 cropHeight_ = height; | |
| 348 | 265 |
| 266 UpdateTransform(); | |
| 339 | 267 } |
| 268 | |
| 269 void GetCrop(unsigned int& x, | |
| 270 unsigned int& y, | |
| 271 unsigned int& width, | |
| 272 unsigned int& height) const | |
| 338 | 273 { |
| 339 | 274 if (hasCrop_) |
| 275 { | |
| 276 x = cropX_; | |
| 277 y = cropY_; | |
| 278 width = cropWidth_; | |
| 279 height = cropHeight_; | |
| 280 } | |
| 281 else | |
| 282 { | |
| 283 x = 0; | |
| 284 y = 0; | |
| 285 width = width_; | |
| 286 height = height_; | |
| 287 } | |
| 288 } | |
| 289 | |
| 346 | 290 void SetAngle(double angle) |
| 291 { | |
| 292 angle_ = angle; | |
| 293 UpdateTransform(); | |
| 294 } | |
| 295 | |
| 296 double GetAngle() const | |
| 297 { | |
| 298 return angle_; | |
| 299 } | |
| 300 | |
| 343 | 301 void SetSize(unsigned int width, |
| 302 unsigned int height) | |
| 338 | 303 { |
| 343 | 304 if (hasSize_ && |
| 305 (width != width_ || | |
| 306 height != height_)) | |
| 339 | 307 { |
| 343 | 308 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageSize); |
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340
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309 } |
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310 |
| 343 | 311 hasSize_ = true; |
| 312 width_ = width; | |
| 313 height_ = height; | |
| 346 | 314 |
| 315 UpdateTransform(); | |
| 338 | 316 } |
| 317 | |
| 343 | 318 |
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319 unsigned int GetWidth() const |
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320 { |
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321 return width_; |
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322 } |
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323 |
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324 |
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325 unsigned int GetHeight() const |
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326 { |
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327 return height_; |
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328 } |
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329 |
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330 |
| 343 | 331 void CheckSize(unsigned int width, |
| 332 unsigned int height) | |
| 338 | 333 { |
| 343 | 334 if (hasSize_ && |
| 335 (width != width_ || | |
| 336 height != height_)) | |
| 338 | 337 { |
| 343 | 338 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageSize); |
| 339 | 339 } |
| 340 } | |
| 343 | 341 |
| 339 | 342 |
| 343 Extent2D GetExtent() const | |
| 344 { | |
| 345 Extent2D extent; | |
| 346 | |
| 347 unsigned int x, y, width, height; | |
| 348 GetCrop(x, y, width, height); | |
| 349 | |
|
350
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350 double dx = static_cast<double>(x); |
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351 double dy = static_cast<double>(y); |
| 339 | 352 double dwidth = static_cast<double>(width); |
| 353 double dheight = static_cast<double>(height); | |
| 342 | 354 |
| 339 | 355 AddToExtent(extent, dx, dy); |
| 356 AddToExtent(extent, dx + dwidth, dy); | |
| 357 AddToExtent(extent, dx, dy + dheight); | |
| 358 AddToExtent(extent, dx + dwidth, dy + dheight); | |
| 359 | |
| 360 return extent; | |
| 361 } | |
| 362 | |
| 363 | |
| 341 | 364 bool Contains(double x, |
| 365 double y) const | |
| 366 { | |
|
350
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367 ApplyTransform(x, y, transformInverse_); |
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368 |
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369 unsigned int cropX, cropY, cropWidth, cropHeight; |
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370 GetCrop(cropX, cropY, cropWidth, cropHeight); |
| 341 | 371 |
|
350
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372 return (x >= cropX && x <= cropX + cropWidth && |
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373 y >= cropY && y <= cropY + cropHeight); |
| 341 | 374 } |
| 342 | 375 |
| 376 | |
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377 bool GetPixel(unsigned int& imageX, |
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378 unsigned int& imageY, |
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351
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379 double sceneX, |
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380 double sceneY) const |
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381 { |
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382 if (width_ == 0 || |
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383 height_ == 0) |
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384 { |
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385 return false; |
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386 } |
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387 else |
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388 { |
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389 ApplyTransform(sceneX, sceneY, transformInverse_); |
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390 |
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391 int x = static_cast<int>(std::floor(sceneX)); |
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392 int y = static_cast<int>(std::floor(sceneY)); |
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393 |
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394 if (x < 0) |
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395 { |
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396 imageX = 0; |
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351
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397 } |
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398 else if (x >= static_cast<int>(width_)) |
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399 { |
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400 imageX = width_; |
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351
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401 } |
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402 else |
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403 { |
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404 imageX = static_cast<unsigned int>(x); |
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351
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405 } |
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406 |
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407 if (y < 0) |
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408 { |
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409 imageY = 0; |
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351
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410 } |
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411 else if (y >= static_cast<int>(height_)) |
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412 { |
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413 imageY = height_; |
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351
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414 } |
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415 else |
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416 { |
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417 imageY = static_cast<unsigned int>(y); |
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351
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418 } |
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419 |
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420 return true; |
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421 } |
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422 } |
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423 |
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424 |
| 342 | 425 void SetPan(double x, |
| 426 double y) | |
| 427 { | |
| 428 panX_ = x; | |
| 429 panY_ = y; | |
| 430 UpdateTransform(); | |
| 431 } | |
| 432 | |
| 433 | |
| 343 | 434 void SetPixelSpacing(double x, |
| 435 double y) | |
| 436 { | |
| 437 pixelSpacingX_ = x; | |
| 438 pixelSpacingY_ = y; | |
| 439 UpdateTransform(); | |
| 440 } | |
| 441 | |
| 345 | 442 double GetPixelSpacingX() const |
| 443 { | |
| 444 return pixelSpacingX_; | |
| 445 } | |
| 446 | |
| 447 double GetPixelSpacingY() const | |
| 448 { | |
| 449 return pixelSpacingY_; | |
| 450 } | |
| 343 | 451 |
| 342 | 452 double GetPanX() const |
| 453 { | |
| 454 return panX_; | |
| 455 } | |
| 456 | |
| 457 double GetPanY() const | |
| 458 { | |
| 459 return panY_; | |
| 460 } | |
| 343 | 461 |
|
347
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462 void GetCenter(double& centerX, |
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463 double& centerY) const |
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464 { |
|
351
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465 centerX = static_cast<double>(width_) / 2.0; |
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466 centerY = static_cast<double>(height_) / 2.0; |
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467 ApplyTransform(centerX, centerY, transform_); |
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468 } |
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469 |
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470 |
| 345 | 471 void DrawBorders(CairoContext& context, |
| 472 double zoom) | |
| 473 { | |
| 474 unsigned int cx, cy, width, height; | |
| 475 GetCrop(cx, cy, width, height); | |
| 476 | |
| 477 double dx = static_cast<double>(cx); | |
| 478 double dy = static_cast<double>(cy); | |
| 479 double dwidth = static_cast<double>(width); | |
| 480 double dheight = static_cast<double>(height); | |
| 481 | |
| 482 cairo_t* cr = context.GetObject(); | |
| 483 cairo_set_line_width(cr, 2.0 / zoom); | |
| 484 | |
| 485 double x, y; | |
| 486 x = dx; | |
| 487 y = dy; | |
| 346 | 488 ApplyTransform(x, y, transform_); |
| 345 | 489 cairo_move_to(cr, x, y); |
| 490 | |
| 491 x = dx + dwidth; | |
| 492 y = dy; | |
| 346 | 493 ApplyTransform(x, y, transform_); |
| 345 | 494 cairo_line_to(cr, x, y); |
| 495 | |
| 496 x = dx + dwidth; | |
| 497 y = dy + dheight; | |
| 346 | 498 ApplyTransform(x, y, transform_); |
| 345 | 499 cairo_line_to(cr, x, y); |
| 500 | |
| 501 x = dx; | |
| 502 y = dy + dheight; | |
| 346 | 503 ApplyTransform(x, y, transform_); |
| 345 | 504 cairo_line_to(cr, x, y); |
| 505 | |
| 506 x = dx; | |
| 507 y = dy; | |
| 346 | 508 ApplyTransform(x, y, transform_); |
| 345 | 509 cairo_line_to(cr, x, y); |
| 510 | |
| 511 cairo_stroke(cr); | |
| 512 } | |
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513 |
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514 |
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515 static double Square(double x) |
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516 { |
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517 return x * x; |
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518 } |
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519 |
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520 |
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521 void GetCorner(double& x /* out */, |
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522 double& y /* out */, |
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523 Corner corner) const |
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524 { |
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525 unsigned int cropX, cropY, cropWidth, cropHeight; |
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526 GetCrop(cropX, cropY, cropWidth, cropHeight); |
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527 GetCornerInternal(x, y, corner, cropX, cropY, cropWidth, cropHeight); |
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528 } |
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529 |
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530 |
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531 bool LookupCorner(Corner& corner /* out */, |
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532 double x, |
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533 double y, |
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534 double zoom, |
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535 double viewportDistance) const |
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536 { |
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537 static const Corner CORNERS[] = { |
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538 Corner_TopLeft, |
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539 Corner_TopRight, |
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540 Corner_BottomLeft, |
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541 Corner_BottomRight |
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542 }; |
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543 |
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544 unsigned int cropX, cropY, cropWidth, cropHeight; |
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545 GetCrop(cropX, cropY, cropWidth, cropHeight); |
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546 |
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547 double threshold = Square(viewportDistance / zoom); |
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548 |
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549 for (size_t i = 0; i < 4; i++) |
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550 { |
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551 double cx, cy; |
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552 GetCornerInternal(cx, cy, CORNERS[i], cropX, cropY, cropWidth, cropHeight); |
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553 |
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554 double d = Square(cx - x) + Square(cy - y); |
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555 |
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556 if (d <= threshold) |
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557 { |
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558 corner = CORNERS[i]; |
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559 return true; |
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560 } |
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561 } |
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562 |
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563 return false; |
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564 } |
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352
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565 |
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566 bool IsResizeable() const |
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567 { |
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568 return resizeable_; |
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569 } |
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570 |
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571 void SetResizeable(bool resizeable) |
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572 { |
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573 resizeable_ = resizeable; |
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574 } |
|
356
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575 |
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576 virtual bool GetDefaultWindowing(float& center, |
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577 float& width) const |
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578 { |
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579 return false; |
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580 } |
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581 |
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582 virtual void Render(Orthanc::ImageAccessor& buffer, |
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583 const ViewportGeometry& view, |
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584 ImageInterpolation interpolation) const = 0; |
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585 |
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586 virtual bool GetRange(float& minValue, |
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587 float& maxValue) const = 0; |
| 338 | 588 }; |
| 589 | |
| 590 | |
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591 class BitmapAccessor : public boost::noncopyable |
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592 { |
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593 private: |
| 354 | 594 BitmapStack& stack_; |
| 595 size_t index_; | |
| 596 Bitmap* bitmap_; | |
| 343 | 597 |
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598 public: |
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599 BitmapAccessor(BitmapStack& stack, |
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600 size_t index) : |
| 354 | 601 stack_(stack), |
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602 index_(index) |
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603 { |
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604 Bitmaps::iterator bitmap = stack.bitmaps_.find(index); |
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605 if (bitmap == stack.bitmaps_.end()) |
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606 { |
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607 bitmap_ = NULL; |
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608 } |
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609 else |
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610 { |
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611 assert(bitmap->second != NULL); |
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612 bitmap_ = bitmap->second; |
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613 } |
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614 } |
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615 |
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616 BitmapAccessor(BitmapStack& stack, |
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617 double x, |
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618 double y) : |
| 354 | 619 stack_(stack), |
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620 index_(0) // Dummy initialization |
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621 { |
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622 if (stack.LookupBitmap(index_, x, y)) |
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623 { |
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624 Bitmaps::iterator bitmap = stack.bitmaps_.find(index_); |
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625 |
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626 if (bitmap == stack.bitmaps_.end()) |
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627 { |
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628 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); |
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629 } |
|
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630 else |
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631 { |
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632 assert(bitmap->second != NULL); |
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633 bitmap_ = bitmap->second; |
|
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634 } |
|
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635 } |
|
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636 else |
|
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637 { |
|
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638 bitmap_ = NULL; |
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639 } |
|
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640 } |
|
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641 |
|
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642 void Invalidate() |
|
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643 { |
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644 bitmap_ = NULL; |
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645 } |
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646 |
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647 bool IsValid() const |
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648 { |
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649 return bitmap_ != NULL; |
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650 } |
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651 |
| 354 | 652 BitmapStack& GetStack() const |
| 653 { | |
| 654 if (IsValid()) | |
| 655 { | |
| 656 return stack_; | |
| 657 } | |
| 658 else | |
| 659 { | |
| 660 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
| 661 } | |
| 662 } | |
| 663 | |
|
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664 size_t GetIndex() const |
|
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665 { |
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666 if (IsValid()) |
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667 { |
|
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668 return index_; |
|
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669 } |
|
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670 else |
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671 { |
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672 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); |
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673 } |
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674 } |
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675 |
|
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676 Bitmap& GetBitmap() const |
|
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677 { |
|
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678 if (IsValid()) |
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|
679 { |
|
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680 return *bitmap_; |
|
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|
681 } |
|
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682 else |
|
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683 { |
|
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684 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); |
|
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685 } |
|
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686 } |
|
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|
687 }; |
|
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|
688 |
|
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|
689 |
| 354 | 690 class AlphaBitmap : public Bitmap |
| 691 { | |
| 692 private: | |
| 693 const BitmapStack& stack_; | |
| 694 std::auto_ptr<Orthanc::ImageAccessor> alpha_; // Grayscale8 | |
| 695 bool useWindowing_; | |
| 696 float foreground_; | |
| 697 | |
| 698 public: | |
| 699 AlphaBitmap(size_t index, | |
| 700 const BitmapStack& stack) : | |
| 701 Bitmap(index), | |
| 702 stack_(stack), | |
| 703 useWindowing_(true), | |
| 704 foreground_(0) | |
| 705 { | |
| 706 } | |
| 707 | |
| 708 | |
| 709 void SetForegroundValue(float foreground) | |
| 710 { | |
| 711 useWindowing_ = false; | |
| 712 foreground_ = foreground; | |
| 713 } | |
| 714 | |
| 715 | |
| 716 void SetAlpha(Orthanc::ImageAccessor* image) | |
| 717 { | |
| 718 std::auto_ptr<Orthanc::ImageAccessor> raii(image); | |
| 719 | |
| 720 if (image == NULL) | |
| 721 { | |
| 722 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer); | |
| 723 } | |
| 724 | |
| 725 if (image->GetFormat() != Orthanc::PixelFormat_Grayscale8) | |
| 726 { | |
| 727 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageFormat); | |
| 728 } | |
| 729 | |
| 730 SetSize(image->GetWidth(), image->GetHeight()); | |
| 731 alpha_ = raii; | |
| 732 } | |
| 733 | |
| 734 | |
| 735 void LoadText(const Orthanc::Font& font, | |
| 736 const std::string& utf8) | |
| 737 { | |
| 738 SetAlpha(font.RenderAlpha(utf8)); | |
| 739 } | |
| 740 | |
| 741 | |
| 742 virtual void Render(Orthanc::ImageAccessor& buffer, | |
| 743 const ViewportGeometry& view, | |
| 744 ImageInterpolation interpolation) const | |
| 745 { | |
| 746 if (buffer.GetFormat() != Orthanc::PixelFormat_Float32) | |
| 747 { | |
| 748 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageFormat); | |
| 749 } | |
| 750 | |
| 751 unsigned int cropX, cropY, cropWidth, cropHeight; | |
| 752 GetCrop(cropX, cropY, cropWidth, cropHeight); | |
| 753 | |
| 754 Matrix m = LinearAlgebra::Product(view.GetMatrix(), | |
| 755 GetTransform(), | |
| 756 CreateOffsetMatrix(cropX, cropY)); | |
| 757 | |
| 758 Orthanc::ImageAccessor cropped; | |
| 759 alpha_->GetRegion(cropped, cropX, cropY, cropWidth, cropHeight); | |
| 760 | |
| 761 Orthanc::Image tmp(Orthanc::PixelFormat_Grayscale8, buffer.GetWidth(), buffer.GetHeight(), false); | |
| 762 ApplyProjectiveTransform(tmp, cropped, m, interpolation, true /* clear */); | |
| 763 | |
| 764 // Blit | |
| 765 const unsigned int width = buffer.GetWidth(); | |
| 766 const unsigned int height = buffer.GetHeight(); | |
| 767 | |
| 768 float value = foreground_; | |
| 769 | |
| 770 if (useWindowing_) | |
| 771 { | |
| 772 float center, width; | |
| 773 if (stack_.GetWindowing(center, width)) | |
| 774 { | |
| 775 value = center + width / 2.0f; | |
| 776 } | |
| 777 } | |
| 778 | |
| 779 for (unsigned int y = 0; y < height; y++) | |
| 780 { | |
| 781 float *q = reinterpret_cast<float*>(buffer.GetRow(y)); | |
| 782 const uint8_t *p = reinterpret_cast<uint8_t*>(tmp.GetRow(y)); | |
| 783 | |
| 784 for (unsigned int x = 0; x < width; x++, p++, q++) | |
| 785 { | |
| 786 float a = static_cast<float>(*p) / 255.0f; | |
| 787 | |
| 788 *q = (a * value + (1.0f - a) * (*q)); | |
| 789 } | |
| 790 } | |
| 791 } | |
|
356
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|
792 |
|
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|
793 virtual bool GetRange(float& minValue, |
|
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|
794 float& maxValue) const |
|
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|
795 { |
|
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|
796 if (useWindowing_) |
|
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|
797 { |
|
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|
798 return false; |
|
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|
799 } |
|
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|
800 else |
|
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|
801 { |
|
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|
802 minValue = 0; |
|
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|
803 maxValue = 0; |
|
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|
804 |
|
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|
805 if (foreground_ < 0) |
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|
806 { |
|
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|
807 minValue = foreground_; |
|
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|
808 } |
|
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|
809 |
|
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|
810 if (foreground_ > 0) |
|
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|
811 { |
|
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|
812 maxValue = foreground_; |
|
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|
813 } |
|
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355
diff
changeset
|
814 |
|
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|
815 return true; |
|
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|
816 } |
|
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|
817 } |
| 354 | 818 }; |
| 819 | |
| 820 | |
| 821 | |
|
347
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|
822 private: |
| 343 | 823 class DicomBitmap : public Bitmap |
| 824 { | |
| 825 private: | |
| 826 std::auto_ptr<Orthanc::ImageAccessor> source_; // Content of PixelData | |
| 827 std::auto_ptr<DicomFrameConverter> converter_; | |
|
356
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Sebastien Jodogne <s.jodogne@gmail.com>
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|
828 std::auto_ptr<Orthanc::ImageAccessor> converted_; // Float32 |
| 343 | 829 |
|
352
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|
830 static OrthancPlugins::DicomTag ConvertTag(const Orthanc::DicomTag& tag) |
|
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|
831 { |
|
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|
832 return OrthancPlugins::DicomTag(tag.GetGroup(), tag.GetElement()); |
|
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|
833 } |
|
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|
834 |
| 343 | 835 |
| 836 void ApplyConverter() | |
| 837 { | |
| 838 if (source_.get() != NULL && | |
| 839 converter_.get() != NULL) | |
| 840 { | |
| 841 converted_.reset(converter_->ConvertFrame(*source_)); | |
| 842 } | |
| 843 } | |
| 844 | |
| 845 public: | |
|
352
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|
846 DicomBitmap(size_t index) : |
|
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|
847 Bitmap(index) |
| 343 | 848 { |
| 849 } | |
| 850 | |
| 851 void SetDicomTags(const OrthancPlugins::FullOrthancDataset& dataset) | |
| 852 { | |
| 853 converter_.reset(new DicomFrameConverter); | |
| 854 converter_->ReadParameters(dataset); | |
| 855 ApplyConverter(); | |
| 856 | |
| 857 std::string tmp; | |
| 858 Vector pixelSpacing; | |
| 859 | |
| 860 if (dataset.GetStringValue(tmp, ConvertTag(Orthanc::DICOM_TAG_PIXEL_SPACING)) && | |
| 861 LinearAlgebra::ParseVector(pixelSpacing, tmp) && | |
| 862 pixelSpacing.size() == 2) | |
| 863 { | |
| 864 SetPixelSpacing(pixelSpacing[0], pixelSpacing[1]); | |
| 865 } | |
| 866 | |
| 348 | 867 //SetPan(-0.5 * GetPixelSpacingX(), -0.5 * GetPixelSpacingY()); |
| 345 | 868 |
| 343 | 869 OrthancPlugins::DicomDatasetReader reader(dataset); |
| 870 | |
| 871 unsigned int width, height; | |
| 872 if (!reader.GetUnsignedIntegerValue(width, ConvertTag(Orthanc::DICOM_TAG_COLUMNS)) || | |
| 873 !reader.GetUnsignedIntegerValue(height, ConvertTag(Orthanc::DICOM_TAG_ROWS))) | |
| 874 { | |
| 875 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat); | |
| 876 } | |
| 877 else | |
| 878 { | |
| 879 SetSize(width, height); | |
| 880 } | |
| 881 } | |
| 882 | |
| 883 | |
| 884 void SetSourceImage(Orthanc::ImageAccessor* image) // Takes ownership | |
| 885 { | |
| 886 std::auto_ptr<Orthanc::ImageAccessor> raii(image); | |
| 887 | |
| 888 if (image == NULL) | |
| 889 { | |
| 890 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer); | |
| 891 } | |
| 892 | |
| 893 SetSize(image->GetWidth(), image->GetHeight()); | |
| 894 | |
| 895 source_ = raii; | |
| 896 ApplyConverter(); | |
| 897 } | |
| 898 | |
| 899 | |
| 900 virtual void Render(Orthanc::ImageAccessor& buffer, | |
| 345 | 901 const ViewportGeometry& view, |
| 902 ImageInterpolation interpolation) const | |
| 343 | 903 { |
| 904 if (converted_.get() != NULL) | |
| 905 { | |
|
351
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|
906 if (converted_->GetFormat() != Orthanc::PixelFormat_Float32) |
|
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changeset
|
907 { |
|
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908 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); |
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909 } |
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910 |
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911 unsigned int cropX, cropY, cropWidth, cropHeight; |
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912 GetCrop(cropX, cropY, cropWidth, cropHeight); |
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913 |
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914 Matrix m = LinearAlgebra::Product(view.GetMatrix(), |
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915 GetTransform(), |
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916 CreateOffsetMatrix(cropX, cropY)); |
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917 |
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918 Orthanc::ImageAccessor cropped; |
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919 converted_->GetRegion(cropped, cropX, cropY, cropWidth, cropHeight); |
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920 |
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921 ApplyProjectiveTransform(buffer, cropped, m, interpolation, false); |
| 343 | 922 } |
| 923 } | |
| 924 | |
| 925 | |
| 926 virtual bool GetDefaultWindowing(float& center, | |
| 927 float& width) const | |
| 928 { | |
| 929 if (converter_.get() != NULL && | |
| 930 converter_->HasDefaultWindow()) | |
| 931 { | |
| 932 center = static_cast<float>(converter_->GetDefaultWindowCenter()); | |
| 933 width = static_cast<float>(converter_->GetDefaultWindowWidth()); | |
| 934 return true; | |
| 935 } | |
| 936 else | |
| 937 { | |
| 938 return false; | |
| 939 } | |
| 940 } | |
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941 |
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942 |
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943 virtual bool GetRange(float& minValue, |
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944 float& maxValue) const |
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945 { |
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946 if (converted_.get() != NULL) |
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947 { |
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948 if (converted_->GetFormat() != Orthanc::PixelFormat_Float32) |
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949 { |
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950 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); |
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951 } |
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952 |
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953 Orthanc::ImageProcessing::GetMinMaxFloatValue(minValue, maxValue, *converted_); |
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954 return true; |
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955 } |
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956 else |
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957 { |
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958 return false; |
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959 } |
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960 } |
| 343 | 961 }; |
| 962 | |
| 963 | |
| 964 | |
| 965 | |
| 341 | 966 typedef std::map<size_t, Bitmap*> Bitmaps; |
| 338 | 967 |
| 341 | 968 OrthancApiClient& orthanc_; |
| 969 size_t countBitmaps_; | |
| 970 bool hasWindowing_; | |
| 971 float windowingCenter_; | |
| 972 float windowingWidth_; | |
| 973 Bitmaps bitmaps_; | |
| 345 | 974 bool hasSelection_; |
| 975 size_t selectedBitmap_; | |
| 338 | 976 |
| 977 public: | |
| 978 BitmapStack(MessageBroker& broker, | |
| 979 OrthancApiClient& orthanc) : | |
| 980 IObserver(broker), | |
| 981 IObservable(broker), | |
| 982 orthanc_(orthanc), | |
| 341 | 983 countBitmaps_(0), |
| 338 | 984 hasWindowing_(false), |
| 985 windowingCenter_(0), // Dummy initialization | |
| 345 | 986 windowingWidth_(0), // Dummy initialization |
| 987 hasSelection_(false), | |
| 988 selectedBitmap_(0) // Dummy initialization | |
| 338 | 989 { |
| 990 } | |
| 991 | |
| 345 | 992 |
| 993 void Unselect() | |
| 994 { | |
| 995 hasSelection_ = false; | |
| 996 } | |
| 997 | |
| 998 | |
| 999 void Select(size_t bitmap) | |
| 1000 { | |
| 1001 hasSelection_ = true; | |
| 1002 selectedBitmap_ = bitmap; | |
| 1003 } | |
| 346 | 1004 |
| 1005 | |
| 1006 bool GetSelectedBitmap(size_t& bitmap) const | |
| 1007 { | |
| 1008 if (hasSelection_) | |
| 1009 { | |
| 1010 bitmap = selectedBitmap_; | |
| 1011 return true; | |
| 1012 } | |
| 1013 else | |
| 1014 { | |
| 1015 return false; | |
| 1016 } | |
| 1017 } | |
| 345 | 1018 |
| 338 | 1019 |
| 1020 virtual ~BitmapStack() | |
| 1021 { | |
| 1022 for (Bitmaps::iterator it = bitmaps_.begin(); it != bitmaps_.end(); it++) | |
| 1023 { | |
| 1024 assert(it->second != NULL); | |
| 1025 delete it->second; | |
| 1026 } | |
| 1027 } | |
| 339 | 1028 |
| 1029 | |
| 343 | 1030 bool GetWindowing(float& center, |
| 1031 float& width) const | |
| 339 | 1032 { |
| 1033 if (hasWindowing_) | |
| 1034 { | |
| 1035 center = windowingCenter_; | |
| 1036 width = windowingWidth_; | |
| 343 | 1037 return true; |
| 339 | 1038 } |
| 1039 else | |
| 1040 { | |
| 343 | 1041 return false; |
| 339 | 1042 } |
| 1043 } | |
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1044 |
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1045 |
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1046 void GetWindowingWithDefault(float& center, |
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1047 float& width) const |
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1048 { |
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1049 if (!GetWindowing(center, width)) |
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1050 { |
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1051 center = 128; |
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1052 width = 256; |
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1053 } |
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1054 } |
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1055 |
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1056 |
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1057 void SetWindowing(float center, |
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1058 float width) |
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1059 |
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1060 { |
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1061 hasWindowing_ = true; |
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1062 windowingCenter_ = center; |
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1063 windowingWidth_ = width; |
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1064 |
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1065 //EmitMessage(ContentChangedMessage(*this)); |
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1066 } |
| 338 | 1067 |
| 1068 | |
|
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1069 Bitmap& LoadText(const Orthanc::Font& font, |
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1070 const std::string& utf8) |
| 343 | 1071 { |
| 348 | 1072 size_t bitmap = countBitmaps_++; |
| 1073 | |
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1074 std::auto_ptr<AlphaBitmap> alpha(new AlphaBitmap(bitmap, *this)); |
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1075 alpha->LoadText(font, utf8); |
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1076 |
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1077 AlphaBitmap* ptr = alpha.get(); |
| 348 | 1078 bitmaps_[bitmap] = alpha.release(); |
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1079 |
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1080 return *ptr; |
| 348 | 1081 } |
| 1082 | |
| 1083 | |
|
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1084 Bitmap& LoadTestBlock(unsigned int width, |
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1085 unsigned int height) |
| 348 | 1086 { |
|
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1087 size_t bitmap = countBitmaps_++; |
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1088 |
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1089 std::auto_ptr<AlphaBitmap> alpha(new AlphaBitmap(bitmap, *this)); |
| 348 | 1090 |
| 1091 std::auto_ptr<Orthanc::Image> block(new Orthanc::Image(Orthanc::PixelFormat_Grayscale8, width, height, false)); | |
| 1092 | |
| 1093 for (unsigned int padding = 0; | |
| 1094 (width > 2 * padding) && (height > 2 * padding); | |
| 1095 padding++) | |
| 1096 { | |
| 1097 uint8_t color; | |
| 1098 if (255 > 10 * padding) | |
| 1099 { | |
| 1100 color = 255 - 10 * padding; | |
| 1101 } | |
| 1102 else | |
| 1103 { | |
| 1104 color = 0; | |
| 1105 } | |
| 1106 | |
| 1107 Orthanc::ImageAccessor region; | |
| 1108 block->GetRegion(region, padding, padding, width - 2 * padding, height - 2 * padding); | |
| 1109 Orthanc::ImageProcessing::Set(region, color); | |
| 1110 } | |
| 1111 | |
| 1112 alpha->SetAlpha(block.release()); | |
| 343 | 1113 |
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1114 AlphaBitmap* ptr = alpha.get(); |
| 343 | 1115 bitmaps_[bitmap] = alpha.release(); |
| 1116 | |
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1117 return *ptr; |
| 343 | 1118 } |
| 1119 | |
| 1120 | |
| 354 | 1121 Bitmap& LoadFrame(const std::string& instance, |
| 341 | 1122 unsigned int frame, |
| 1123 bool httpCompression) | |
| 338 | 1124 { |
| 341 | 1125 size_t bitmap = countBitmaps_++; |
| 338 | 1126 |
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1127 bitmaps_[bitmap] = new DicomBitmap(bitmap); |
| 338 | 1128 |
| 1129 { | |
| 1130 IWebService::Headers headers; | |
| 1131 std::string uri = "/instances/" + instance + "/tags"; | |
| 1132 orthanc_.GetBinaryAsync(uri, headers, | |
| 1133 new Callable<BitmapStack, OrthancApiClient::BinaryResponseReadyMessage> | |
| 1134 (*this, &BitmapStack::OnTagsReceived), NULL, | |
| 341 | 1135 new Orthanc::SingleValueObject<size_t>(bitmap)); |
| 338 | 1136 } |
| 1137 | |
| 1138 { | |
| 1139 IWebService::Headers headers; | |
| 1140 headers["Accept"] = "image/x-portable-arbitrarymap"; | |
| 1141 | |
| 1142 if (httpCompression) | |
| 1143 { | |
| 1144 headers["Accept-Encoding"] = "gzip"; | |
| 1145 } | |
| 1146 | |
| 1147 std::string uri = "/instances/" + instance + "/frames/" + boost::lexical_cast<std::string>(frame) + "/image-uint16"; | |
| 1148 orthanc_.GetBinaryAsync(uri, headers, | |
| 1149 new Callable<BitmapStack, OrthancApiClient::BinaryResponseReadyMessage> | |
| 1150 (*this, &BitmapStack::OnFrameReceived), NULL, | |
| 341 | 1151 new Orthanc::SingleValueObject<size_t>(bitmap)); |
| 338 | 1152 } |
| 1153 | |
| 354 | 1154 return *bitmaps_[bitmap]; |
| 338 | 1155 } |
| 1156 | |
| 1157 | |
| 1158 void OnTagsReceived(const OrthancApiClient::BinaryResponseReadyMessage& message) | |
| 1159 { | |
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1160 size_t index = dynamic_cast<Orthanc::SingleValueObject<size_t>*>(message.Payload.get())->GetValue(); |
| 358 | 1161 |
| 1162 LOG(INFO) << "JSON received: " << message.Uri.c_str() | |
| 1163 << " (" << message.AnswerSize << " bytes) for bitmap " << index; | |
| 338 | 1164 |
| 341 | 1165 Bitmaps::iterator bitmap = bitmaps_.find(index); |
| 338 | 1166 if (bitmap != bitmaps_.end()) |
| 1167 { | |
| 1168 assert(bitmap->second != NULL); | |
| 1169 | |
| 1170 OrthancPlugins::FullOrthancDataset dicom(message.Answer, message.AnswerSize); | |
| 343 | 1171 dynamic_cast<DicomBitmap*>(bitmap->second)->SetDicomTags(dicom); |
| 338 | 1172 |
| 1173 float c, w; | |
| 1174 if (!hasWindowing_ && | |
| 1175 bitmap->second->GetDefaultWindowing(c, w)) | |
| 1176 { | |
| 1177 hasWindowing_ = true; | |
| 1178 windowingCenter_ = c; | |
| 1179 windowingWidth_ = w; | |
| 1180 } | |
| 1181 | |
| 1182 EmitMessage(GeometryChangedMessage(*this)); | |
| 1183 } | |
| 1184 } | |
| 1185 | |
| 1186 | |
| 1187 void OnFrameReceived(const OrthancApiClient::BinaryResponseReadyMessage& message) | |
| 1188 { | |
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1189 size_t index = dynamic_cast<Orthanc::SingleValueObject<size_t>*>(message.Payload.get())->GetValue(); |
| 338 | 1190 |
| 358 | 1191 LOG(INFO) << "DICOM frame received: " << message.Uri.c_str() |
| 1192 << " (" << message.AnswerSize << " bytes) for bitmap " << index; | |
| 341 | 1193 |
| 1194 Bitmaps::iterator bitmap = bitmaps_.find(index); | |
| 338 | 1195 if (bitmap != bitmaps_.end()) |
| 1196 { | |
| 1197 assert(bitmap->second != NULL); | |
| 1198 | |
| 1199 std::string content; | |
| 1200 if (message.AnswerSize > 0) | |
| 1201 { | |
| 1202 content.assign(reinterpret_cast<const char*>(message.Answer), message.AnswerSize); | |
| 1203 } | |
| 1204 | |
| 1205 std::auto_ptr<Orthanc::PamReader> reader(new Orthanc::PamReader); | |
| 1206 reader->ReadFromMemory(content); | |
| 343 | 1207 dynamic_cast<DicomBitmap*>(bitmap->second)->SetSourceImage(reader.release()); |
| 338 | 1208 |
| 1209 EmitMessage(ContentChangedMessage(*this)); | |
| 1210 } | |
| 1211 } | |
| 339 | 1212 |
| 1213 | |
| 1214 Extent2D GetSceneExtent() const | |
| 1215 { | |
| 1216 Extent2D extent; | |
|
340
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1217 |
| 339 | 1218 for (Bitmaps::const_iterator it = bitmaps_.begin(); |
| 1219 it != bitmaps_.end(); ++it) | |
| 1220 { | |
| 1221 assert(it->second != NULL); | |
| 1222 extent.Union(it->second->GetExtent()); | |
| 1223 } | |
| 1224 | |
| 1225 return extent; | |
| 1226 } | |
| 1227 | |
| 1228 | |
| 1229 void Render(Orthanc::ImageAccessor& buffer, | |
| 345 | 1230 const ViewportGeometry& view, |
| 1231 ImageInterpolation interpolation) const | |
| 339 | 1232 { |
| 1233 Orthanc::ImageProcessing::Set(buffer, 0); | |
| 1234 | |
|
344
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1235 // Render layers in the background-to-foreground order |
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1236 for (size_t index = 0; index < countBitmaps_; index++) |
| 339 | 1237 { |
|
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1238 Bitmaps::const_iterator it = bitmaps_.find(index); |
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1239 if (it != bitmaps_.end()) |
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1240 { |
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1241 assert(it->second != NULL); |
| 345 | 1242 it->second->Render(buffer, view, interpolation); |
|
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1243 } |
| 339 | 1244 } |
| 1245 } | |
| 342 | 1246 |
| 1247 | |
| 1248 bool LookupBitmap(size_t& index /* out */, | |
| 1249 double x, | |
| 1250 double y) const | |
| 1251 { | |
|
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1252 // Render layers in the foreground-to-background order |
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1253 for (size_t i = countBitmaps_; i > 0; i--) |
| 342 | 1254 { |
|
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1255 index = i - 1; |
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1256 Bitmaps::const_iterator it = bitmaps_.find(index); |
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1257 if (it != bitmaps_.end()) |
| 342 | 1258 { |
|
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1259 assert(it->second != NULL); |
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1260 if (it->second->Contains(x, y)) |
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1261 { |
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1262 return true; |
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1263 } |
| 342 | 1264 } |
| 1265 } | |
| 1266 | |
| 1267 return false; | |
| 1268 } | |
| 1269 | |
|
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1270 void DrawControls(CairoContext& context, |
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1271 double zoom) |
| 345 | 1272 { |
| 1273 if (hasSelection_) | |
| 1274 { | |
| 1275 Bitmaps::const_iterator bitmap = bitmaps_.find(selectedBitmap_); | |
| 1276 | |
| 1277 if (bitmap != bitmaps_.end()) | |
| 1278 { | |
| 1279 context.SetSourceColor(255, 0, 0); | |
|
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1280 //view.ApplyTransform(context); |
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1281 bitmap->second->DrawBorders(context, zoom); |
| 345 | 1282 } |
| 1283 } | |
| 1284 } | |
|
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1285 |
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1286 |
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1287 void GetRange(float& minValue, |
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1288 float& maxValue) const |
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1289 { |
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1290 bool first = true; |
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1291 |
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1292 for (Bitmaps::const_iterator it = bitmaps_.begin(); |
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1293 it != bitmaps_.end(); it++) |
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1294 { |
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1295 assert(it->second != NULL); |
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1296 |
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1297 float a, b; |
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1298 if (it->second->GetRange(a, b)) |
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1299 { |
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1300 if (first) |
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1301 { |
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1302 minValue = a; |
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1303 maxValue = b; |
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1304 first = false; |
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1305 } |
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1306 else |
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1307 { |
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1308 minValue = std::min(a, minValue); |
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1309 maxValue = std::max(b, maxValue); |
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1310 } |
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1311 } |
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1312 } |
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1313 |
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1314 if (first) |
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1315 { |
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1316 minValue = 0; |
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1317 maxValue = 0; |
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1318 } |
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1319 } |
| 338 | 1320 }; |
| 1321 | |
| 341 | 1322 |
| 354 | 1323 class UndoRedoStack : public boost::noncopyable |
| 1324 { | |
| 1325 public: | |
| 1326 class ICommand : public boost::noncopyable | |
| 1327 { | |
| 1328 public: | |
| 1329 virtual ~ICommand() | |
| 1330 { | |
| 1331 } | |
| 1332 | |
| 1333 virtual void Undo() const = 0; | |
| 1334 | |
| 1335 virtual void Redo() const = 0; | |
| 1336 }; | |
| 1337 | |
| 1338 private: | |
| 1339 typedef std::list<ICommand*> Stack; | |
| 1340 | |
| 1341 Stack stack_; | |
| 1342 Stack::iterator current_; | |
| 1343 | |
| 1344 void Clear(Stack::iterator from) | |
| 1345 { | |
| 1346 for (Stack::iterator it = from; it != stack_.end(); ++it) | |
| 1347 { | |
| 1348 assert(*it != NULL); | |
| 1349 delete *it; | |
| 1350 } | |
| 1351 | |
| 1352 stack_.erase(from, stack_.end()); | |
| 1353 } | |
| 1354 | |
| 1355 public: | |
| 1356 UndoRedoStack() : | |
| 1357 current_(stack_.end()) | |
| 1358 { | |
| 1359 } | |
| 1360 | |
| 1361 ~UndoRedoStack() | |
| 1362 { | |
| 1363 Clear(stack_.begin()); | |
| 1364 } | |
| 1365 | |
| 1366 void Add(ICommand* command) | |
| 1367 { | |
| 1368 if (command == NULL) | |
| 1369 { | |
| 1370 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer); | |
| 1371 } | |
| 1372 | |
| 1373 Clear(current_); | |
| 1374 | |
| 1375 stack_.push_back(command); | |
| 1376 current_ = stack_.end(); | |
| 1377 } | |
| 1378 | |
| 1379 void Undo() | |
| 1380 { | |
| 1381 if (current_ != stack_.begin()) | |
| 1382 { | |
| 1383 --current_; | |
| 1384 | |
| 1385 assert(*current_ != NULL); | |
| 1386 (*current_)->Undo(); | |
| 1387 } | |
| 1388 } | |
| 1389 | |
| 1390 void Redo() | |
| 1391 { | |
| 1392 if (current_ != stack_.end()) | |
| 1393 { | |
| 1394 assert(*current_ != NULL); | |
| 1395 (*current_)->Redo(); | |
| 1396 | |
| 1397 ++current_; | |
| 1398 } | |
| 1399 } | |
| 1400 }; | |
| 1401 | |
| 1402 | |
| 1403 class BitmapCommandBase : public UndoRedoStack::ICommand | |
| 1404 { | |
| 1405 private: | |
| 1406 BitmapStack& stack_; | |
| 1407 size_t bitmap_; | |
| 1408 | |
| 1409 protected: | |
| 1410 virtual void UndoInternal(BitmapStack::Bitmap& bitmap) const = 0; | |
| 1411 | |
| 1412 virtual void RedoInternal(BitmapStack::Bitmap& bitmap) const = 0; | |
| 1413 | |
| 1414 public: | |
| 1415 BitmapCommandBase(BitmapStack& stack, | |
| 1416 size_t bitmap) : | |
| 1417 stack_(stack), | |
| 1418 bitmap_(bitmap) | |
| 1419 { | |
| 1420 } | |
| 1421 | |
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1422 BitmapCommandBase(const BitmapStack::BitmapAccessor& accessor) : |
| 354 | 1423 stack_(accessor.GetStack()), |
| 1424 bitmap_(accessor.GetIndex()) | |
| 1425 { | |
| 1426 } | |
| 1427 | |
| 1428 virtual void Undo() const | |
| 1429 { | |
| 1430 BitmapStack::BitmapAccessor accessor(stack_, bitmap_); | |
| 1431 | |
| 1432 if (accessor.IsValid()) | |
| 1433 { | |
| 1434 UndoInternal(accessor.GetBitmap()); | |
| 1435 } | |
| 1436 } | |
| 1437 | |
| 1438 virtual void Redo() const | |
| 1439 { | |
| 1440 BitmapStack::BitmapAccessor accessor(stack_, bitmap_); | |
| 1441 | |
| 1442 if (accessor.IsValid()) | |
| 1443 { | |
| 1444 RedoInternal(accessor.GetBitmap()); | |
| 1445 } | |
| 1446 } | |
| 1447 }; | |
| 1448 | |
| 1449 | |
| 1450 class RotateBitmapTracker : public IWorldSceneMouseTracker | |
| 1451 { | |
| 1452 private: | |
| 1453 UndoRedoStack& undoRedoStack_; | |
| 1454 BitmapStack::BitmapAccessor accessor_; | |
| 1455 double centerX_; | |
| 1456 double centerY_; | |
| 1457 double originalAngle_; | |
| 1458 double clickAngle_; | |
| 1459 bool roundAngles_; | |
| 1460 | |
| 1461 bool ComputeAngle(double& angle /* out */, | |
| 1462 double sceneX, | |
| 1463 double sceneY) const | |
| 1464 { | |
| 1465 Vector u; | |
| 1466 LinearAlgebra::AssignVector(u, sceneX - centerX_, sceneY - centerY_); | |
| 1467 | |
| 1468 double nu = boost::numeric::ublas::norm_2(u); | |
| 1469 | |
| 1470 if (!LinearAlgebra::IsCloseToZero(nu)) | |
| 1471 { | |
| 1472 u /= nu; | |
| 1473 angle = atan2(u[1], u[0]); | |
| 1474 return true; | |
| 1475 } | |
| 1476 else | |
| 1477 { | |
| 1478 return false; | |
| 1479 } | |
| 1480 } | |
| 1481 | |
| 1482 | |
| 1483 class UndoRedoCommand : public BitmapCommandBase | |
| 1484 { | |
| 1485 private: | |
| 1486 double sourceAngle_; | |
| 1487 double targetAngle_; | |
| 1488 | |
| 1489 static int ToDegrees(double angle) | |
| 1490 { | |
| 1491 return static_cast<int>(round(angle * 180.0 / boost::math::constants::pi<double>())); | |
| 1492 } | |
| 1493 | |
| 1494 protected: | |
| 1495 virtual void UndoInternal(BitmapStack::Bitmap& bitmap) const | |
| 1496 { | |
| 1497 LOG(INFO) << "Undo - Set angle to " << ToDegrees(sourceAngle_) << " degrees"; | |
| 1498 bitmap.SetAngle(sourceAngle_); | |
| 1499 } | |
| 1500 | |
| 1501 virtual void RedoInternal(BitmapStack::Bitmap& bitmap) const | |
| 1502 { | |
| 1503 LOG(INFO) << "Redo - Set angle to " << ToDegrees(sourceAngle_) << " degrees"; | |
| 1504 bitmap.SetAngle(targetAngle_); | |
| 1505 } | |
| 1506 | |
| 1507 public: | |
|
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1508 UndoRedoCommand(const RotateBitmapTracker& tracker) : |
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1509 BitmapCommandBase(tracker.accessor_), |
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1510 sourceAngle_(tracker.originalAngle_), |
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1511 targetAngle_(tracker.accessor_.GetBitmap().GetAngle()) |
| 354 | 1512 { |
| 1513 } | |
| 1514 }; | |
| 1515 | |
| 1516 | |
| 1517 public: | |
| 1518 RotateBitmapTracker(UndoRedoStack& undoRedoStack, | |
| 1519 BitmapStack& stack, | |
| 1520 const ViewportGeometry& view, | |
| 1521 size_t bitmap, | |
| 1522 double x, | |
| 1523 double y, | |
| 1524 bool roundAngles) : | |
| 1525 undoRedoStack_(undoRedoStack), | |
| 1526 accessor_(stack, bitmap), | |
| 1527 roundAngles_(roundAngles) | |
| 1528 { | |
| 1529 if (accessor_.IsValid()) | |
| 1530 { | |
| 1531 accessor_.GetBitmap().GetCenter(centerX_, centerY_); | |
| 1532 originalAngle_ = accessor_.GetBitmap().GetAngle(); | |
| 1533 | |
| 1534 double sceneX, sceneY; | |
| 1535 view.MapDisplayToScene(sceneX, sceneY, x, y); | |
| 1536 | |
| 1537 if (!ComputeAngle(clickAngle_, x, y)) | |
| 1538 { | |
| 1539 accessor_.Invalidate(); | |
| 1540 } | |
| 1541 } | |
| 1542 } | |
| 1543 | |
| 1544 virtual bool HasRender() const | |
| 1545 { | |
| 1546 return false; | |
| 1547 } | |
| 1548 | |
| 1549 virtual void Render(CairoContext& context, | |
| 1550 double zoom) | |
| 1551 { | |
| 1552 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
| 1553 } | |
| 1554 | |
| 1555 virtual void MouseUp() | |
| 1556 { | |
| 1557 if (accessor_.IsValid()) | |
| 1558 { | |
|
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1559 undoRedoStack_.Add(new UndoRedoCommand(*this)); |
| 354 | 1560 } |
| 1561 } | |
| 1562 | |
| 1563 virtual void MouseMove(int displayX, | |
| 1564 int displayY, | |
| 1565 double sceneX, | |
| 1566 double sceneY) | |
| 1567 { | |
| 1568 static const double ROUND_ANGLE = 15.0 / 180.0 * boost::math::constants::pi<double>(); | |
| 1569 | |
| 1570 double angle; | |
| 1571 | |
| 1572 if (accessor_.IsValid() && | |
| 1573 ComputeAngle(angle, sceneX, sceneY)) | |
| 1574 { | |
| 1575 angle = angle - clickAngle_ + originalAngle_; | |
| 1576 | |
| 1577 if (roundAngles_) | |
| 1578 { | |
| 1579 angle = round(angle / ROUND_ANGLE) * ROUND_ANGLE; | |
| 1580 } | |
| 1581 | |
| 1582 accessor_.GetBitmap().SetAngle(angle); | |
| 1583 } | |
| 1584 } | |
| 1585 }; | |
| 1586 | |
| 1587 | |
| 1588 class MoveBitmapTracker : public IWorldSceneMouseTracker | |
| 1589 { | |
| 1590 private: | |
| 1591 UndoRedoStack& undoRedoStack_; | |
| 1592 BitmapStack::BitmapAccessor accessor_; | |
| 1593 double clickX_; | |
| 1594 double clickY_; | |
| 1595 double panX_; | |
| 1596 double panY_; | |
| 1597 bool oneAxis_; | |
| 1598 | |
| 1599 class UndoRedoCommand : public BitmapCommandBase | |
| 1600 { | |
| 1601 private: | |
| 1602 double sourceX_; | |
| 1603 double sourceY_; | |
| 1604 double targetX_; | |
| 1605 double targetY_; | |
| 1606 | |
| 1607 protected: | |
| 1608 virtual void UndoInternal(BitmapStack::Bitmap& bitmap) const | |
| 1609 { | |
| 1610 bitmap.SetPan(sourceX_, sourceY_); | |
| 1611 } | |
| 1612 | |
| 1613 virtual void RedoInternal(BitmapStack::Bitmap& bitmap) const | |
| 1614 { | |
| 1615 bitmap.SetPan(targetX_, targetY_); | |
| 1616 } | |
| 1617 | |
| 1618 public: | |
|
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1619 UndoRedoCommand(const MoveBitmapTracker& tracker) : |
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1620 BitmapCommandBase(tracker.accessor_), |
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1621 sourceX_(tracker.panX_), |
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1622 sourceY_(tracker.panY_), |
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1623 targetX_(tracker.accessor_.GetBitmap().GetPanX()), |
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1624 targetY_(tracker.accessor_.GetBitmap().GetPanY()) |
| 354 | 1625 { |
| 1626 } | |
| 1627 }; | |
| 1628 | |
| 1629 | |
| 1630 public: | |
| 1631 MoveBitmapTracker(UndoRedoStack& undoRedoStack, | |
| 1632 BitmapStack& stack, | |
| 1633 size_t bitmap, | |
| 1634 double x, | |
| 1635 double y, | |
| 1636 bool oneAxis) : | |
| 1637 undoRedoStack_(undoRedoStack), | |
| 1638 accessor_(stack, bitmap), | |
| 1639 clickX_(x), | |
| 1640 clickY_(y), | |
| 1641 oneAxis_(oneAxis) | |
| 1642 { | |
| 1643 if (accessor_.IsValid()) | |
| 1644 { | |
| 1645 panX_ = accessor_.GetBitmap().GetPanX(); | |
| 1646 panY_ = accessor_.GetBitmap().GetPanY(); | |
| 1647 } | |
| 1648 } | |
| 1649 | |
| 1650 virtual bool HasRender() const | |
| 1651 { | |
| 1652 return false; | |
| 1653 } | |
| 1654 | |
| 1655 virtual void Render(CairoContext& context, | |
| 1656 double zoom) | |
| 1657 { | |
| 1658 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
| 1659 } | |
| 1660 | |
| 1661 virtual void MouseUp() | |
| 1662 { | |
| 1663 if (accessor_.IsValid()) | |
| 1664 { | |
|
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1665 undoRedoStack_.Add(new UndoRedoCommand(*this)); |
| 354 | 1666 } |
| 1667 } | |
| 1668 | |
| 1669 virtual void MouseMove(int displayX, | |
| 1670 int displayY, | |
| 1671 double sceneX, | |
| 1672 double sceneY) | |
| 1673 { | |
| 1674 if (accessor_.IsValid()) | |
| 1675 { | |
| 1676 double dx = sceneX - clickX_; | |
| 1677 double dy = sceneY - clickY_; | |
| 1678 | |
| 1679 if (oneAxis_) | |
| 1680 { | |
| 1681 if (fabs(dx) > fabs(dy)) | |
| 1682 { | |
| 1683 accessor_.GetBitmap().SetPan(dx + panX_, panY_); | |
| 1684 } | |
| 1685 else | |
| 1686 { | |
| 1687 accessor_.GetBitmap().SetPan(panX_, dy + panY_); | |
| 1688 } | |
| 1689 } | |
| 1690 else | |
| 1691 { | |
| 1692 accessor_.GetBitmap().SetPan(dx + panX_, dy + panY_); | |
| 1693 } | |
| 1694 } | |
| 1695 } | |
| 1696 }; | |
| 1697 | |
| 1698 | |
| 1699 class CropBitmapTracker : public IWorldSceneMouseTracker | |
| 1700 { | |
| 1701 private: | |
|
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1702 UndoRedoStack& undoRedoStack_; |
| 354 | 1703 BitmapStack::BitmapAccessor accessor_; |
| 1704 BitmapStack::Corner corner_; | |
| 1705 unsigned int cropX_; | |
| 1706 unsigned int cropY_; | |
| 1707 unsigned int cropWidth_; | |
| 1708 unsigned int cropHeight_; | |
| 1709 | |
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1710 class UndoRedoCommand : public BitmapCommandBase |
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1711 { |
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1712 private: |
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1713 unsigned int sourceCropX_; |
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1714 unsigned int sourceCropY_; |
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1715 unsigned int sourceCropWidth_; |
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1716 unsigned int sourceCropHeight_; |
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1717 unsigned int targetCropX_; |
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1718 unsigned int targetCropY_; |
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1719 unsigned int targetCropWidth_; |
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1720 unsigned int targetCropHeight_; |
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1721 |
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1722 protected: |
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1723 virtual void UndoInternal(BitmapStack::Bitmap& bitmap) const |
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1724 { |
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1725 bitmap.SetCrop(sourceCropX_, sourceCropY_, sourceCropWidth_, sourceCropHeight_); |
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1726 } |
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1727 |
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1728 virtual void RedoInternal(BitmapStack::Bitmap& bitmap) const |
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1729 { |
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1730 bitmap.SetCrop(targetCropX_, targetCropY_, targetCropWidth_, targetCropHeight_); |
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1731 } |
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1732 |
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1733 public: |
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1734 UndoRedoCommand(const CropBitmapTracker& tracker) : |
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1735 BitmapCommandBase(tracker.accessor_), |
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1736 sourceCropX_(tracker.cropX_), |
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1737 sourceCropY_(tracker.cropY_), |
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1738 sourceCropWidth_(tracker.cropWidth_), |
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1739 sourceCropHeight_(tracker.cropHeight_) |
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1740 { |
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1741 tracker.accessor_.GetBitmap().GetCrop(targetCropX_, targetCropY_, |
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1742 targetCropWidth_, targetCropHeight_); |
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1743 } |
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1744 }; |
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1745 |
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1746 |
| 354 | 1747 public: |
|
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1748 CropBitmapTracker(UndoRedoStack& undoRedoStack, |
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1749 BitmapStack& stack, |
| 354 | 1750 const ViewportGeometry& view, |
| 1751 size_t bitmap, | |
| 1752 double x, | |
| 1753 double y, | |
| 1754 BitmapStack::Corner corner) : | |
|
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1755 undoRedoStack_(undoRedoStack), |
| 354 | 1756 accessor_(stack, bitmap), |
| 1757 corner_(corner) | |
| 1758 { | |
| 1759 if (accessor_.IsValid()) | |
| 1760 { | |
| 1761 accessor_.GetBitmap().GetCrop(cropX_, cropY_, cropWidth_, cropHeight_); | |
| 1762 } | |
| 1763 } | |
| 1764 | |
| 1765 virtual bool HasRender() const | |
| 1766 { | |
| 1767 return false; | |
| 1768 } | |
| 1769 | |
| 1770 virtual void Render(CairoContext& context, | |
| 1771 double zoom) | |
| 1772 { | |
| 1773 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
| 1774 } | |
| 1775 | |
| 1776 virtual void MouseUp() | |
| 1777 { | |
|
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1778 if (accessor_.IsValid()) |
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1779 { |
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1780 undoRedoStack_.Add(new UndoRedoCommand(*this)); |
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1781 } |
| 354 | 1782 } |
| 1783 | |
| 1784 virtual void MouseMove(int displayX, | |
| 1785 int displayY, | |
| 1786 double sceneX, | |
| 1787 double sceneY) | |
| 1788 { | |
| 1789 if (accessor_.IsValid()) | |
| 1790 { | |
| 1791 unsigned int x, y; | |
| 1792 | |
| 1793 BitmapStack::Bitmap& bitmap = accessor_.GetBitmap(); | |
| 1794 if (bitmap.GetPixel(x, y, sceneX, sceneY)) | |
| 1795 { | |
| 1796 unsigned int targetX, targetWidth; | |
| 1797 | |
| 1798 if (corner_ == BitmapStack::Corner_TopLeft || | |
| 1799 corner_ == BitmapStack::Corner_BottomLeft) | |
| 1800 { | |
| 1801 targetX = std::min(x, cropX_ + cropWidth_); | |
| 1802 targetWidth = cropX_ + cropWidth_ - targetX; | |
| 1803 } | |
| 1804 else | |
| 1805 { | |
| 1806 targetX = cropX_; | |
| 1807 targetWidth = std::max(x, cropX_) - cropX_; | |
| 1808 } | |
| 1809 | |
| 1810 unsigned int targetY, targetHeight; | |
| 1811 | |
| 1812 if (corner_ == BitmapStack::Corner_TopLeft || | |
| 1813 corner_ == BitmapStack::Corner_TopRight) | |
| 1814 { | |
| 1815 targetY = std::min(y, cropY_ + cropHeight_); | |
| 1816 targetHeight = cropY_ + cropHeight_ - targetY; | |
| 1817 } | |
| 1818 else | |
| 1819 { | |
| 1820 targetY = cropY_; | |
| 1821 targetHeight = std::max(y, cropY_) - cropY_; | |
| 1822 } | |
| 1823 | |
| 1824 bitmap.SetCrop(targetX, targetY, targetWidth, targetHeight); | |
| 1825 } | |
| 1826 } | |
| 1827 } | |
| 1828 }; | |
| 1829 | |
| 1830 | |
| 1831 class ResizeBitmapTracker : public IWorldSceneMouseTracker | |
| 1832 { | |
| 1833 private: | |
|
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1834 UndoRedoStack& undoRedoStack_; |
| 354 | 1835 BitmapStack::BitmapAccessor accessor_; |
| 1836 bool roundScaling_; | |
| 1837 double originalSpacingX_; | |
| 1838 double originalSpacingY_; | |
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1839 double originalPanX_; |
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1840 double originalPanY_; |
| 354 | 1841 BitmapStack::Corner oppositeCorner_; |
| 1842 double oppositeX_; | |
| 1843 double oppositeY_; | |
| 1844 double baseScaling_; | |
| 1845 | |
| 1846 static double ComputeDistance(double x1, | |
| 1847 double y1, | |
| 1848 double x2, | |
| 1849 double y2) | |
| 1850 { | |
| 1851 double dx = x1 - x2; | |
| 1852 double dy = y1 - y2; | |
| 1853 return sqrt(dx * dx + dy * dy); | |
| 1854 } | |
| 1855 | |
|
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1856 class UndoRedoCommand : public BitmapCommandBase |
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1857 { |
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1858 private: |
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1859 double sourceSpacingX_; |
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1860 double sourceSpacingY_; |
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1861 double sourcePanX_; |
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1862 double sourcePanY_; |
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1863 double targetSpacingX_; |
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1864 double targetSpacingY_; |
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1865 double targetPanX_; |
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1866 double targetPanY_; |
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1867 |
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1868 protected: |
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1869 virtual void UndoInternal(BitmapStack::Bitmap& bitmap) const |
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1870 { |
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1871 bitmap.SetPixelSpacing(sourceSpacingX_, sourceSpacingY_); |
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1872 bitmap.SetPan(sourcePanX_, sourcePanY_); |
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1873 } |
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1874 |
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1875 virtual void RedoInternal(BitmapStack::Bitmap& bitmap) const |
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1876 { |
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1877 bitmap.SetPixelSpacing(targetSpacingX_, targetSpacingY_); |
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1878 bitmap.SetPan(targetPanX_, targetPanY_); |
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1879 } |
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1880 |
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1881 public: |
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1882 UndoRedoCommand(const ResizeBitmapTracker& tracker) : |
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1883 BitmapCommandBase(tracker.accessor_), |
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1884 sourceSpacingX_(tracker.originalSpacingX_), |
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1885 sourceSpacingY_(tracker.originalSpacingY_), |
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1886 sourcePanX_(tracker.originalPanX_), |
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1887 sourcePanY_(tracker.originalPanY_), |
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1888 targetSpacingX_(tracker.accessor_.GetBitmap().GetPixelSpacingX()), |
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1889 targetSpacingY_(tracker.accessor_.GetBitmap().GetPixelSpacingY()), |
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1890 targetPanX_(tracker.accessor_.GetBitmap().GetPanX()), |
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1891 targetPanY_(tracker.accessor_.GetBitmap().GetPanY()) |
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1892 { |
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1893 } |
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1894 }; |
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1895 |
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1896 |
| 354 | 1897 public: |
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1898 ResizeBitmapTracker(UndoRedoStack& undoRedoStack, |
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1899 BitmapStack& stack, |
| 354 | 1900 size_t bitmap, |
| 1901 double x, | |
| 1902 double y, | |
| 1903 BitmapStack::Corner corner, | |
| 1904 bool roundScaling) : | |
|
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1905 undoRedoStack_(undoRedoStack), |
| 354 | 1906 accessor_(stack, bitmap), |
| 1907 roundScaling_(roundScaling) | |
| 1908 { | |
| 1909 if (accessor_.IsValid() && | |
| 1910 accessor_.GetBitmap().IsResizeable()) | |
| 1911 { | |
| 1912 originalSpacingX_ = accessor_.GetBitmap().GetPixelSpacingX(); | |
| 1913 originalSpacingY_ = accessor_.GetBitmap().GetPixelSpacingY(); | |
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1914 originalPanX_ = accessor_.GetBitmap().GetPanX(); |
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1915 originalPanY_ = accessor_.GetBitmap().GetPanY(); |
| 354 | 1916 |
| 1917 switch (corner) | |
| 1918 { | |
| 1919 case BitmapStack::Corner_TopLeft: | |
| 1920 oppositeCorner_ = BitmapStack::Corner_BottomRight; | |
| 1921 break; | |
| 1922 | |
| 1923 case BitmapStack::Corner_TopRight: | |
| 1924 oppositeCorner_ = BitmapStack::Corner_BottomLeft; | |
| 1925 break; | |
| 1926 | |
| 1927 case BitmapStack::Corner_BottomLeft: | |
| 1928 oppositeCorner_ = BitmapStack::Corner_TopRight; | |
| 1929 break; | |
| 1930 | |
| 1931 case BitmapStack::Corner_BottomRight: | |
| 1932 oppositeCorner_ = BitmapStack::Corner_TopLeft; | |
| 1933 break; | |
| 1934 | |
| 1935 default: | |
| 1936 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
| 1937 } | |
| 1938 | |
| 1939 accessor_.GetBitmap().GetCorner(oppositeX_, oppositeY_, oppositeCorner_); | |
| 1940 | |
| 1941 double d = ComputeDistance(x, y, oppositeX_, oppositeY_); | |
| 1942 if (d >= std::numeric_limits<float>::epsilon()) | |
| 1943 { | |
| 1944 baseScaling_ = 1.0 / d; | |
| 1945 } | |
| 1946 else | |
| 1947 { | |
| 1948 // Avoid division by zero in extreme cases | |
| 1949 accessor_.Invalidate(); | |
| 1950 } | |
| 1951 } | |
| 1952 } | |
| 1953 | |
| 1954 virtual bool HasRender() const | |
| 1955 { | |
| 1956 return false; | |
| 1957 } | |
| 1958 | |
| 1959 virtual void Render(CairoContext& context, | |
| 1960 double zoom) | |
| 1961 { | |
| 1962 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
| 1963 } | |
| 1964 | |
| 1965 virtual void MouseUp() | |
| 1966 { | |
|
357
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1967 if (accessor_.IsValid() && |
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1968 accessor_.GetBitmap().IsResizeable()) |
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1969 { |
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1970 undoRedoStack_.Add(new UndoRedoCommand(*this)); |
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1971 } |
| 354 | 1972 } |
| 1973 | |
| 1974 virtual void MouseMove(int displayX, | |
| 1975 int displayY, | |
| 1976 double sceneX, | |
| 1977 double sceneY) | |
| 1978 { | |
| 1979 static const double ROUND_SCALING = 0.1; | |
| 1980 | |
| 1981 if (accessor_.IsValid() && | |
| 1982 accessor_.GetBitmap().IsResizeable()) | |
| 1983 { | |
| 1984 double scaling = ComputeDistance(oppositeX_, oppositeY_, sceneX, sceneY) * baseScaling_; | |
| 1985 | |
| 1986 if (roundScaling_) | |
| 1987 { | |
| 1988 scaling = round(scaling / ROUND_SCALING) * ROUND_SCALING; | |
| 1989 } | |
| 1990 | |
| 1991 BitmapStack::Bitmap& bitmap = accessor_.GetBitmap(); | |
| 1992 bitmap.SetPixelSpacing(scaling * originalSpacingX_, | |
| 1993 scaling * originalSpacingY_); | |
| 1994 | |
| 1995 // Keep the opposite corner at a fixed location | |
| 1996 double ox, oy; | |
| 1997 bitmap.GetCorner(ox, oy, oppositeCorner_); | |
| 1998 bitmap.SetPan(bitmap.GetPanX() + oppositeX_ - ox, | |
| 1999 bitmap.GetPanY() + oppositeY_ - oy); | |
| 2000 } | |
| 2001 } | |
| 2002 }; | |
| 2003 | |
| 2004 | |
|
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2005 class WindowingTracker : public IWorldSceneMouseTracker |
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2006 { |
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2007 public: |
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2008 enum Action |
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2009 { |
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2010 Action_IncreaseWidth, |
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2011 Action_DecreaseWidth, |
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2012 Action_IncreaseCenter, |
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2013 Action_DecreaseCenter |
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2014 }; |
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2015 |
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2016 private: |
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2017 UndoRedoStack& undoRedoStack_; |
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2018 BitmapStack& stack_; |
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2019 int clickX_; |
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2020 int clickY_; |
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2021 Action leftAction_; |
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2022 Action rightAction_; |
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2023 Action upAction_; |
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2024 Action downAction_; |
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2025 float strength_; |
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2026 float sourceCenter_; |
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2027 float sourceWidth_; |
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2028 |
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2029 static void ComputeAxisEffect(int& deltaCenter, |
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2030 int& deltaWidth, |
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2031 int delta, |
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2032 Action actionNegative, |
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2033 Action actionPositive) |
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2034 { |
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2035 if (delta < 0) |
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2036 { |
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2037 switch (actionNegative) |
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2038 { |
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2039 case Action_IncreaseWidth: |
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2040 deltaWidth = -delta; |
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2041 break; |
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2042 |
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2043 case Action_DecreaseWidth: |
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2044 deltaWidth = delta; |
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2045 break; |
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2046 |
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2047 case Action_IncreaseCenter: |
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2048 deltaCenter = -delta; |
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2049 break; |
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2050 |
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2051 case Action_DecreaseCenter: |
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2052 deltaCenter = delta; |
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2053 break; |
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2054 |
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2055 default: |
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2056 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); |
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2057 } |
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2058 } |
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2059 else if (delta > 0) |
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2060 { |
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2061 switch (actionPositive) |
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2062 { |
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2063 case Action_IncreaseWidth: |
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2064 deltaWidth = delta; |
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2065 break; |
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2066 |
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2067 case Action_DecreaseWidth: |
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2068 deltaWidth = -delta; |
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2069 break; |
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2070 |
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2071 case Action_IncreaseCenter: |
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2072 deltaCenter = delta; |
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2073 break; |
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2074 |
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2075 case Action_DecreaseCenter: |
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2076 deltaCenter = -delta; |
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2077 break; |
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2078 |
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2079 default: |
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2080 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); |
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2081 } |
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2082 } |
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2083 } |
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2084 |
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2085 |
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2086 class UndoRedoCommand : public UndoRedoStack::ICommand |
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2087 { |
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2088 private: |
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2089 BitmapStack& stack_; |
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2090 float sourceCenter_; |
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2091 float sourceWidth_; |
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2092 float targetCenter_; |
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2093 float targetWidth_; |
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2094 |
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2095 public: |
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2096 UndoRedoCommand(const WindowingTracker& tracker) : |
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2097 stack_(tracker.stack_), |
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2098 sourceCenter_(tracker.sourceCenter_), |
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2099 sourceWidth_(tracker.sourceWidth_) |
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2100 { |
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2101 stack_.GetWindowingWithDefault(targetCenter_, targetWidth_); |
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2102 } |
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2103 |
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2104 virtual void Undo() const |
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2105 { |
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2106 stack_.SetWindowing(sourceCenter_, sourceWidth_); |
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2107 } |
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2108 |
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2109 virtual void Redo() const |
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2110 { |
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2111 stack_.SetWindowing(targetCenter_, targetWidth_); |
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2112 } |
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2113 }; |
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2114 |
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2115 |
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2116 public: |
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2117 WindowingTracker(UndoRedoStack& undoRedoStack, |
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2118 BitmapStack& stack, |
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2119 int x, |
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2120 int y, |
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2121 Action leftAction, |
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2122 Action rightAction, |
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2123 Action upAction, |
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2124 Action downAction) : |
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2125 undoRedoStack_(undoRedoStack), |
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2126 stack_(stack), |
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2127 clickX_(x), |
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2128 clickY_(y), |
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2129 leftAction_(leftAction), |
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2130 rightAction_(rightAction), |
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2131 upAction_(upAction), |
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2132 downAction_(downAction) |
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2133 { |
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2134 stack_.GetWindowingWithDefault(sourceCenter_, sourceWidth_); |
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2135 |
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2136 float minValue, maxValue; |
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2137 stack.GetRange(minValue, maxValue); |
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2138 |
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2139 assert(minValue <= maxValue); |
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2140 |
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2141 float tmp; |
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2142 |
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2143 float delta = (maxValue - minValue); |
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2144 if (delta <= 1) |
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2145 { |
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2146 tmp = 0; |
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2147 } |
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|
2148 else |
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|
2149 { |
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2150 tmp = log2(delta); |
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2151 } |
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|
2152 |
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2153 strength_ = tmp - 7; |
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2154 if (strength_ < 1) |
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|
2155 { |
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|
2156 strength_ = 1; |
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|
2157 } |
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|
2158 } |
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|
2159 |
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|
2160 virtual bool HasRender() const |
|
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2161 { |
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2162 return false; |
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2163 } |
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|
2164 |
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2165 virtual void Render(CairoContext& context, |
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2166 double zoom) |
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|
2167 { |
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|
2168 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); |
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2169 } |
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|
2170 |
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|
2171 virtual void MouseUp() |
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2172 { |
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2173 undoRedoStack_.Add(new UndoRedoCommand(*this)); |
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|
2174 } |
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|
2175 |
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|
2176 |
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2177 virtual void MouseMove(int displayX, |
|
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2178 int displayY, |
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|
2179 double sceneX, |
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|
2180 double sceneY) |
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2181 { |
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2182 // https://bitbucket.org/osimis/osimis-webviewer-plugin/src/master/frontend/src/app/viewport/image-plugins/windowing-viewport-tool.class.js |
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|
2183 |
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2184 static const float SCALE = 1.0; |
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2185 |
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2186 int deltaCenter = 0; |
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2187 int deltaWidth = 0; |
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|
2188 |
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|
2189 ComputeAxisEffect(deltaCenter, deltaWidth, displayX - clickX_, leftAction_, rightAction_); |
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2190 ComputeAxisEffect(deltaCenter, deltaWidth, displayY - clickY_, upAction_, downAction_); |
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|
2191 |
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|
2192 float newCenter = sourceCenter_ + (deltaCenter / SCALE * strength_); |
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2193 float newWidth = sourceWidth_ + (deltaWidth / SCALE * strength_); |
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2194 stack_.SetWindowing(newCenter, newWidth); |
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2195 } |
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2196 }; |
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2197 |
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2198 |
| 338 | 2199 class BitmapStackWidget : |
| 2200 public WorldSceneWidget, | |
| 2201 public IObservable, | |
| 2202 public IObserver | |
| 2203 { | |
| 2204 private: | |
|
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2205 BitmapStack& stack_; |
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2206 std::auto_ptr<Orthanc::Image> floatBuffer_; |
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2207 std::auto_ptr<CairoSurface> cairoBuffer_; |
| 358 | 2208 bool invert_; |
|
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2209 ImageInterpolation interpolation_; |
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2210 |
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2211 virtual bool RenderInternal(unsigned int width, |
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2212 unsigned int height, |
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2213 ImageInterpolation interpolation) |
|
340
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2214 { |
| 339 | 2215 float windowCenter, windowWidth; |
|
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2216 stack_.GetWindowingWithDefault(windowCenter, windowWidth); |
| 339 | 2217 |
| 2218 float x0 = windowCenter - windowWidth / 2.0f; | |
| 2219 float x1 = windowCenter + windowWidth / 2.0f; | |
| 2220 | |
|
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2221 if (windowWidth <= 0.001f) // Avoid division by zero at (*) |
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2222 { |
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2223 return false; |
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2224 } |
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2225 else |
| 339 | 2226 { |
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2227 if (floatBuffer_.get() == NULL || |
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2228 floatBuffer_->GetWidth() != width || |
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2229 floatBuffer_->GetHeight() != height) |
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2230 { |
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2231 floatBuffer_.reset(new Orthanc::Image(Orthanc::PixelFormat_Float32, width, height, false)); |
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2232 } |
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2233 |
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2234 if (cairoBuffer_.get() == NULL || |
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2235 cairoBuffer_->GetWidth() != width || |
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2236 cairoBuffer_->GetHeight() != height) |
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2237 { |
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2238 cairoBuffer_.reset(new CairoSurface(width, height)); |
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2239 } |
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2240 |
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2241 stack_.Render(*floatBuffer_, GetView(), interpolation); |
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2242 |
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2243 // Very similar to GrayscaleFrameRenderer => TODO MERGE? |
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2244 |
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2245 Orthanc::ImageAccessor target; |
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2246 cairoBuffer_->GetAccessor(target); |
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2247 |
|
344
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2248 for (unsigned int y = 0; y < height; y++) |
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2249 { |
|
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2250 const float* p = reinterpret_cast<const float*>(floatBuffer_->GetConstRow(y)); |
|
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2251 uint8_t* q = reinterpret_cast<uint8_t*>(target.GetRow(y)); |
| 339 | 2252 |
|
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2253 for (unsigned int x = 0; x < width; x++, p++, q += 4) |
| 339 | 2254 { |
|
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2255 uint8_t v = 0; |
| 339 | 2256 if (*p >= x1) |
| 2257 { | |
| 2258 v = 255; | |
| 2259 } | |
| 2260 else if (*p <= x0) | |
| 2261 { | |
| 2262 v = 0; | |
| 2263 } | |
| 2264 else | |
| 2265 { | |
| 2266 // https://en.wikipedia.org/wiki/Linear_interpolation | |
|
344
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2267 v = static_cast<uint8_t>(255.0f * (*p - x0) / (x1 - x0)); // (*) |
| 339 | 2268 } |
| 2269 | |
| 358 | 2270 if (invert_) |
| 2271 { | |
| 339 | 2272 v = 255 - v; |
| 358 | 2273 } |
|
344
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2274 |
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|
2275 q[0] = v; |
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2276 q[1] = v; |
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2277 q[2] = v; |
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2278 q[3] = 255; |
| 339 | 2279 } |
| 2280 } | |
|
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2281 |
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2282 return true; |
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|
2283 } |
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|
2284 } |
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|
2285 |
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|
2286 |
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|
2287 protected: |
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2288 virtual Extent2D GetSceneExtent() |
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|
2289 { |
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|
2290 return stack_.GetSceneExtent(); |
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2291 } |
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|
2292 |
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|
2293 virtual bool RenderScene(CairoContext& context, |
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2294 const ViewportGeometry& view) |
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2295 { |
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|
2296 cairo_t* cr = context.GetObject(); |
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|
2297 |
|
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2298 if (RenderInternal(context.GetWidth(), context.GetHeight(), interpolation_)) |
|
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2299 { |
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|
2300 // https://www.cairographics.org/FAQ/#paint_from_a_surface |
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|
2301 cairo_save(cr); |
|
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|
2302 cairo_identity_matrix(cr); |
|
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2303 cairo_set_source_surface(cr, cairoBuffer_->GetObject(), 0, 0); |
|
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2304 cairo_paint(cr); |
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|
2305 cairo_restore(cr); |
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2306 } |
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2307 else |
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2308 { |
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2309 // https://www.cairographics.org/FAQ/#clear_a_surface |
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|
2310 context.SetSourceColor(0, 0, 0); |
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|
2311 cairo_paint(cr); |
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2312 } |
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2313 |
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|
2314 stack_.DrawControls(context, view.GetZoom()); |
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2315 |
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|
2316 return true; |
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2317 } |
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2318 |
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|
2319 public: |
|
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2320 BitmapStackWidget(MessageBroker& broker, |
|
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2321 BitmapStack& stack, |
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2322 const std::string& name) : |
|
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2323 WorldSceneWidget(name), |
|
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2324 IObservable(broker), |
|
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2325 IObserver(broker), |
|
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2326 stack_(stack), |
|
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2327 invert_(false), |
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2328 interpolation_(ImageInterpolation_Nearest) |
|
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2329 { |
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2330 stack.RegisterObserverCallback(new Callable<BitmapStackWidget, BitmapStack::GeometryChangedMessage>(*this, &BitmapStackWidget::OnGeometryChanged)); |
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2331 stack.RegisterObserverCallback(new Callable<BitmapStackWidget, BitmapStack::ContentChangedMessage>(*this, &BitmapStackWidget::OnContentChanged)); |
| 358 | 2332 } |
| 2333 | |
| 2334 BitmapStack& GetStack() const | |
| 2335 { | |
| 2336 return stack_; | |
|
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2337 } |
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2338 |
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2339 void OnGeometryChanged(const BitmapStack::GeometryChangedMessage& message) |
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2340 { |
| 358 | 2341 LOG(INFO) << "Geometry has changed"; |
|
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2342 FitContent(); |
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2343 } |
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2344 |
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2345 void OnContentChanged(const BitmapStack::ContentChangedMessage& message) |
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2346 { |
| 358 | 2347 LOG(INFO) << "Content has changed"; |
| 2348 NotifyContentChanged(); | |
| 2349 } | |
| 2350 | |
| 2351 void SetInvert(bool invert) | |
| 2352 { | |
|
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2353 if (invert_ != invert) |
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2354 { |
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2355 invert_ = invert; |
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2356 NotifyContentChanged(); |
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2357 } |
| 358 | 2358 } |
| 2359 | |
| 2360 void SwitchInvert() | |
| 2361 { | |
| 2362 invert_ = !invert_; | |
|
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2363 NotifyContentChanged(); |
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2364 } |
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2365 |
| 358 | 2366 bool IsInvert() const |
| 2367 { | |
| 2368 return invert_; | |
| 2369 } | |
|
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2370 |
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2371 void SetInterpolation(ImageInterpolation interpolation) |
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2372 { |
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2373 if (interpolation_ != interpolation) |
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2374 { |
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2375 interpolation_ = interpolation; |
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2376 NotifyContentChanged(); |
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2377 } |
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2378 } |
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2379 |
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2380 ImageInterpolation GetInterpolation() const |
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2381 { |
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2382 return interpolation_; |
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2383 } |
| 358 | 2384 }; |
| 2385 | |
| 2386 | |
| 2387 class BitmapStackInteractor : public IWorldSceneInteractor | |
| 2388 { | |
| 2389 private: | |
| 2390 enum Tool | |
| 2391 { | |
| 2392 Tool_Move, | |
| 2393 Tool_Rotate, | |
| 2394 Tool_Crop, | |
| 2395 Tool_Resize, | |
| 2396 Tool_Windowing | |
| 2397 }; | |
| 2398 | |
| 2399 | |
|
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2400 UndoRedoStack undoRedoStack_; |
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2401 Tool tool_; |
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2402 OrthancApiClient *orthanc_; |
| 358 | 2403 |
| 2404 | |
| 2405 static double GetHandleSize() | |
|
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2406 { |
| 358 | 2407 return 10.0; |
| 2408 } | |
| 2409 | |
| 2410 | |
| 2411 static BitmapStackWidget& GetWidget(WorldSceneWidget& widget) | |
| 2412 { | |
| 2413 return dynamic_cast<BitmapStackWidget&>(widget); | |
| 2414 } | |
| 2415 | |
| 2416 | |
| 2417 static BitmapStack& GetStack(WorldSceneWidget& widget) | |
| 2418 { | |
| 2419 return GetWidget(widget).GetStack(); | |
| 2420 } | |
| 2421 | |
| 2422 | |
| 2423 public: | |
| 2424 BitmapStackInteractor() : | |
|
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2425 tool_(Tool_Move), |
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|
2426 orthanc_(NULL) |
| 358 | 2427 { |
| 2428 } | |
| 2429 | |
| 2430 virtual IWorldSceneMouseTracker* CreateMouseTracker(WorldSceneWidget& widget, | |
| 2431 const ViewportGeometry& view, | |
| 2432 MouseButton button, | |
| 2433 KeyboardModifiers modifiers, | |
| 2434 int viewportX, | |
| 2435 int viewportY, | |
| 2436 double x, | |
| 2437 double y, | |
| 2438 IStatusBar* statusBar) | |
| 2439 { | |
| 2440 if (button == MouseButton_Left) | |
|
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2441 { |
| 358 | 2442 size_t selected; |
| 2443 | |
| 2444 if (tool_ == Tool_Windowing) | |
| 2445 { | |
| 2446 return new WindowingTracker(undoRedoStack_, GetStack(widget), | |
| 2447 viewportX, viewportY, | |
| 2448 WindowingTracker::Action_DecreaseWidth, | |
| 2449 WindowingTracker::Action_IncreaseWidth, | |
| 2450 WindowingTracker::Action_DecreaseCenter, | |
| 2451 WindowingTracker::Action_IncreaseCenter); | |
| 2452 } | |
| 2453 else if (!GetStack(widget).GetSelectedBitmap(selected)) | |
| 2454 { | |
| 2455 size_t bitmap; | |
| 2456 if (GetStack(widget).LookupBitmap(bitmap, x, y)) | |
| 2457 { | |
| 2458 LOG(INFO) << "Click on bitmap " << bitmap; | |
| 2459 GetStack(widget).Select(bitmap); | |
| 2460 } | |
| 2461 | |
| 2462 return NULL; | |
| 2463 } | |
| 2464 else if (tool_ == Tool_Crop || | |
| 2465 tool_ == Tool_Resize) | |
| 2466 { | |
| 2467 BitmapStack::BitmapAccessor accessor(GetStack(widget), selected); | |
| 2468 BitmapStack::Corner corner; | |
| 2469 if (accessor.GetBitmap().LookupCorner(corner, x, y, view.GetZoom(), GetHandleSize())) | |
| 2470 { | |
| 2471 switch (tool_) | |
| 2472 { | |
| 2473 case Tool_Crop: | |
| 2474 return new CropBitmapTracker(undoRedoStack_, GetStack(widget), view, selected, x, y, corner); | |
| 2475 | |
| 2476 case Tool_Resize: | |
| 2477 return new ResizeBitmapTracker(undoRedoStack_, GetStack(widget), selected, x, y, corner, | |
| 2478 (modifiers & KeyboardModifiers_Shift)); | |
| 2479 | |
| 2480 default: | |
| 2481 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 2482 } | |
| 2483 } | |
| 2484 else | |
| 2485 { | |
| 2486 size_t bitmap; | |
| 2487 | |
| 2488 if (!GetStack(widget).LookupBitmap(bitmap, x, y) || | |
| 2489 bitmap != selected) | |
| 2490 { | |
| 2491 GetStack(widget).Unselect(); | |
| 2492 } | |
| 2493 | |
| 2494 return NULL; | |
| 2495 } | |
| 2496 } | |
| 2497 else | |
| 2498 { | |
| 2499 size_t bitmap; | |
| 2500 | |
| 2501 if (GetStack(widget).LookupBitmap(bitmap, x, y) && | |
| 2502 bitmap == selected) | |
| 2503 { | |
| 2504 switch (tool_) | |
| 2505 { | |
| 2506 case Tool_Move: | |
| 2507 return new MoveBitmapTracker(undoRedoStack_, GetStack(widget), bitmap, x, y, | |
| 2508 (modifiers & KeyboardModifiers_Shift)); | |
| 2509 | |
| 2510 case Tool_Rotate: | |
| 2511 return new RotateBitmapTracker(undoRedoStack_, GetStack(widget), view, bitmap, x, y, | |
| 2512 (modifiers & KeyboardModifiers_Shift)); | |
| 2513 | |
| 2514 default: | |
| 2515 break; | |
| 2516 } | |
| 2517 | |
| 2518 return NULL; | |
| 2519 } | |
| 2520 else | |
| 2521 { | |
| 2522 LOG(INFO) << "Click out of any bitmap"; | |
| 2523 GetStack(widget).Unselect(); | |
| 2524 return NULL; | |
| 2525 } | |
| 2526 } | |
| 339 | 2527 } |
|
344
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2528 else |
|
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2529 { |
| 358 | 2530 return NULL; |
|
344
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2531 } |
| 358 | 2532 } |
| 2533 | |
| 2534 virtual void MouseOver(CairoContext& context, | |
| 2535 WorldSceneWidget& widget, | |
| 2536 const ViewportGeometry& view, | |
| 2537 double x, | |
| 2538 double y, | |
| 2539 IStatusBar* statusBar) | |
| 2540 { | |
| 2541 #if 0 | |
| 2542 if (statusBar != NULL) | |
| 2543 { | |
| 2544 char buf[64]; | |
| 2545 sprintf(buf, "X = %.02f Y = %.02f (in cm)", x / 10.0, y / 10.0); | |
| 2546 statusBar->SetMessage(buf); | |
| 2547 } | |
| 2548 #endif | |
| 2549 | |
| 2550 size_t selected; | |
| 2551 if (GetStack(widget).GetSelectedBitmap(selected) && | |
| 2552 (tool_ == Tool_Crop || | |
| 2553 tool_ == Tool_Resize)) | |
| 345 | 2554 { |
| 358 | 2555 BitmapStack::BitmapAccessor accessor(GetStack(widget), selected); |
| 2556 | |
| 2557 BitmapStack::Corner corner; | |
| 2558 if (accessor.GetBitmap().LookupCorner(corner, x, y, view.GetZoom(), GetHandleSize())) | |
| 2559 { | |
| 2560 accessor.GetBitmap().GetCorner(x, y, corner); | |
| 2561 | |
| 2562 double z = 1.0 / view.GetZoom(); | |
| 2563 | |
| 2564 context.SetSourceColor(255, 0, 0); | |
| 2565 cairo_t* cr = context.GetObject(); | |
| 2566 cairo_set_line_width(cr, 2.0 * z); | |
| 2567 cairo_move_to(cr, x - GetHandleSize() * z, y - GetHandleSize() * z); | |
| 2568 cairo_line_to(cr, x + GetHandleSize() * z, y - GetHandleSize() * z); | |
| 2569 cairo_line_to(cr, x + GetHandleSize() * z, y + GetHandleSize() * z); | |
| 2570 cairo_line_to(cr, x - GetHandleSize() * z, y + GetHandleSize() * z); | |
| 2571 cairo_line_to(cr, x - GetHandleSize() * z, y - GetHandleSize() * z); | |
| 2572 cairo_stroke(cr); | |
| 2573 } | |
| 345 | 2574 } |
| 358 | 2575 } |
| 2576 | |
| 2577 virtual void MouseWheel(WorldSceneWidget& widget, | |
| 2578 MouseWheelDirection direction, | |
| 2579 KeyboardModifiers modifiers, | |
| 2580 IStatusBar* statusBar) | |
| 2581 { | |
|
336
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|
2582 } |
| 358 | 2583 |
| 2584 virtual void KeyPressed(WorldSceneWidget& widget, | |
| 2585 KeyboardKeys key, | |
| 2586 char keyChar, | |
| 2587 KeyboardModifiers modifiers, | |
| 2588 IStatusBar* statusBar) | |
| 2589 { | |
| 2590 switch (keyChar) | |
| 2591 { | |
| 2592 case 'a': | |
| 2593 widget.FitContent(); | |
| 2594 break; | |
| 2595 | |
| 2596 case 'c': | |
| 2597 tool_ = Tool_Crop; | |
| 2598 break; | |
| 2599 | |
|
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2600 case 'e': |
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|
2601 Export(); |
|
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|
2602 break; |
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|
2603 |
| 358 | 2604 case 'i': |
| 2605 dynamic_cast<BitmapStackWidget&>(widget).SwitchInvert(); | |
| 2606 break; | |
| 2607 | |
| 2608 case 'm': | |
| 2609 tool_ = Tool_Move; | |
| 2610 break; | |
| 2611 | |
|
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2612 case 'n': |
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|
2613 { |
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|
2614 BitmapStackWidget& w = dynamic_cast<BitmapStackWidget&>(widget); |
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2615 |
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2616 switch (w.GetInterpolation()) |
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2617 { |
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|
2618 case ImageInterpolation_Nearest: |
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2619 LOG(INFO) << "Switching to bilinear interpolation"; |
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2620 w.SetInterpolation(ImageInterpolation_Bilinear); |
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2621 break; |
|
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|
2622 |
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2623 case ImageInterpolation_Bilinear: |
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2624 LOG(INFO) << "Switching to nearest neighbor interpolation"; |
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|
2625 w.SetInterpolation(ImageInterpolation_Nearest); |
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2626 break; |
|
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2627 |
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2628 default: |
|
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|
2629 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); |
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|
2630 } |
|
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|
2631 |
|
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|
2632 break; |
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|
2633 } |
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|
2634 |
| 358 | 2635 case 'r': |
| 2636 tool_ = Tool_Rotate; | |
| 2637 break; | |
| 2638 | |
| 2639 case 's': | |
| 2640 tool_ = Tool_Resize; | |
| 2641 break; | |
| 2642 | |
| 2643 case 'w': | |
| 2644 tool_ = Tool_Windowing; | |
| 2645 break; | |
| 2646 | |
| 2647 case 'y': | |
| 2648 if (modifiers & KeyboardModifiers_Control) | |
| 2649 { | |
| 2650 undoRedoStack_.Redo(); | |
| 2651 widget.NotifyContentChanged(); | |
| 2652 } | |
| 2653 break; | |
| 2654 | |
| 2655 case 'z': | |
| 2656 if (modifiers & KeyboardModifiers_Control) | |
| 2657 { | |
| 2658 undoRedoStack_.Undo(); | |
| 2659 widget.NotifyContentChanged(); | |
| 2660 } | |
| 2661 break; | |
| 2662 | |
| 2663 default: | |
| 2664 break; | |
| 2665 } | |
| 2666 } | |
|
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2667 |
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|
2668 |
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|
2669 void SetOrthanc(OrthancApiClient& orthanc) |
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2670 { |
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|
2671 orthanc_ = &orthanc; |
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2672 } |
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|
2673 |
|
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|
2674 |
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2675 void Export() |
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2676 { |
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2677 if (orthanc_ == NULL) |
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2678 { |
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2679 return; |
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2680 } |
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2681 |
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2682 // TODO |
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2683 LOG(WARNING) << "Exporting DICOM"; |
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2684 } |
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2685 }; |
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2686 |
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2687 |
| 358 | 2688 |
|
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2689 namespace Samples |
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2690 { |
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2691 class SingleFrameEditorApplication : |
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2692 public SampleSingleCanvasApplicationBase, |
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2693 public IObserver |
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2694 { |
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2695 private: |
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2696 std::auto_ptr<OrthancApiClient> orthancApiClient_; |
| 338 | 2697 std::auto_ptr<BitmapStack> stack_; |
| 358 | 2698 BitmapStackInteractor interactor_; |
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2699 |
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2700 public: |
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2701 SingleFrameEditorApplication(MessageBroker& broker) : |
| 358 | 2702 IObserver(broker) |
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2703 { |
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2704 } |
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2705 |
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2706 virtual void DeclareStartupOptions(boost::program_options::options_description& options) |
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2707 { |
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2708 boost::program_options::options_description generic("Sample options"); |
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2709 generic.add_options() |
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2710 ("instance", boost::program_options::value<std::string>(), |
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2711 "Orthanc ID of the instance") |
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2712 ("frame", boost::program_options::value<unsigned int>()->default_value(0), |
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2713 "Number of the frame, for multi-frame DICOM instances") |
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2714 ; |
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2715 |
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2716 options.add(generic); |
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2717 } |
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2718 |
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2719 virtual void Initialize(StoneApplicationContext* context, |
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2720 IStatusBar& statusBar, |
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2721 const boost::program_options::variables_map& parameters) |
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2722 { |
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2723 using namespace OrthancStone; |
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2724 |
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2725 context_ = context; |
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2726 |
| 358 | 2727 statusBar.SetMessage("Use the key \"a\" to reinitialize the layout"); |
| 2728 statusBar.SetMessage("Use the key \"c\" to crop"); | |
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2729 statusBar.SetMessage("Use the key \"e\" to export DICOM to the Orthanc server"); |
| 358 | 2730 statusBar.SetMessage("Use the key \"f\" to switch full screen"); |
| 2731 statusBar.SetMessage("Use the key \"i\" to invert contrast"); | |
| 2732 statusBar.SetMessage("Use the key \"m\" to move objects"); | |
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2733 statusBar.SetMessage("Use the key \"n\" to switch between nearest neighbor and bilinear interpolation"); |
| 358 | 2734 statusBar.SetMessage("Use the key \"r\" to rotate objects"); |
| 2735 statusBar.SetMessage("Use the key \"s\" to resize objects (not applicable to DICOM bitmaps)"); | |
| 2736 statusBar.SetMessage("Use the key \"w\" to change windowing"); | |
| 2737 | |
| 2738 statusBar.SetMessage("Use the key \"ctrl-z\" to undo action"); | |
| 2739 statusBar.SetMessage("Use the key \"ctrl-y\" to redo action"); | |
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2740 |
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2741 if (parameters.count("instance") != 1) |
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2742 { |
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2743 LOG(ERROR) << "The instance ID is missing"; |
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2744 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); |
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2745 } |
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2746 |
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2747 std::string instance = parameters["instance"].as<std::string>(); |
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2748 int frame = parameters["frame"].as<unsigned int>(); |
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2749 |
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2750 orthancApiClient_.reset(new OrthancApiClient(IObserver::broker_, context_->GetWebService())); |
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2751 interactor_.SetOrthanc(*orthancApiClient_); |
| 337 | 2752 |
| 343 | 2753 Orthanc::FontRegistry fonts; |
| 2754 fonts.AddFromResource(Orthanc::EmbeddedResources::FONT_UBUNTU_MONO_BOLD_16); | |
| 2755 | |
| 338 | 2756 stack_.reset(new BitmapStack(IObserver::broker_, *orthancApiClient_)); |
| 358 | 2757 stack_->LoadFrame(instance, frame, false).SetPan(200, 0); |
| 2758 //stack_->LoadFrame("61f3143e-96f34791-ad6bbb8d-62559e75-45943e1b", 0, false); | |
| 354 | 2759 |
| 2760 { | |
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2761 BitmapStack::Bitmap& bitmap = stack_->LoadText(fonts.GetFont(0), "Hello\nworld"); |
|
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2762 //dynamic_cast<BitmapStack::AlphaBitmap&>(bitmap).SetForegroundValue(256); |
| 354 | 2763 dynamic_cast<BitmapStack::AlphaBitmap&>(bitmap).SetResizeable(true); |
| 2764 } | |
| 2765 | |
| 2766 { | |
| 2767 BitmapStack::Bitmap& bitmap = stack_->LoadTestBlock(100, 50); | |
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2768 //dynamic_cast<BitmapStack::AlphaBitmap&>(bitmap).SetForegroundValue(256); |
| 354 | 2769 dynamic_cast<BitmapStack::AlphaBitmap&>(bitmap).SetResizeable(true); |
| 358 | 2770 dynamic_cast<BitmapStack::AlphaBitmap&>(bitmap).SetPan(0, 200); |
| 354 | 2771 } |
| 2772 | |
| 337 | 2773 |
| 338 | 2774 mainWidget_ = new BitmapStackWidget(IObserver::broker_, *stack_, "main-widget"); |
|
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2775 mainWidget_->SetTransmitMouseOver(true); |
| 358 | 2776 mainWidget_->SetInteractor(interactor_); |
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2777 |
|
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2778 //stack_->SetWindowing(128, 256); |
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2779 } |
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2780 }; |
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2781 } |
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2782 } |