Mercurial > hg > orthanc-stone
annotate Applications/Samples/SingleFrameEditorApplication.h @ 344:fdec8e6893cb am-2
ordering of bitmap layers
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Mon, 22 Oct 2018 14:48:18 +0200 |
| parents | 712acc87fa2e |
| children | 55438b1ca317 |
| 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/GeometryToolbox.h" |
| 27 #include "../../Framework/Toolbox/ImageGeometry.h" | |
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28 #include "../../Framework/Layers/OrthancFrameLayerSource.h" |
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29 |
| 338 | 30 #include <Core/DicomFormat/DicomArray.h> |
| 343 | 31 #include <Core/Images/FontRegistry.h> |
| 339 | 32 #include <Core/Images/ImageProcessing.h> |
| 338 | 33 #include <Core/Images/PamReader.h> |
| 343 | 34 #include <Core/Images/PngWriter.h> //TODO |
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35 #include <Core/Logging.h> |
| 338 | 36 #include <Plugins/Samples/Common/FullOrthancDataset.h> |
| 339 | 37 #include <Plugins/Samples/Common/DicomDatasetReader.h> |
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38 |
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39 |
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40 #include <boost/math/constants/constants.hpp> |
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41 |
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42 namespace OrthancStone |
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43 { |
| 338 | 44 class BitmapStack : |
| 337 | 45 public IObserver, |
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46 public IObservable |
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47 { |
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48 public: |
| 338 | 49 typedef OriginMessage<MessageType_Widget_GeometryChanged, BitmapStack> GeometryChangedMessage; |
| 50 typedef OriginMessage<MessageType_Widget_ContentChanged, BitmapStack> ContentChangedMessage; | |
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51 |
| 337 | 52 private: |
| 338 | 53 class Bitmap : public boost::noncopyable |
| 54 { | |
| 55 private: | |
| 343 | 56 bool visible_; |
| 57 bool hasSize_; | |
| 58 unsigned int width_; | |
| 59 unsigned int height_; | |
| 60 bool hasCrop_; | |
| 61 unsigned int cropX_; | |
| 62 unsigned int cropY_; | |
| 63 unsigned int cropWidth_; | |
| 64 unsigned int cropHeight_; | |
| 65 Matrix transform_; | |
| 66 double pixelSpacingX_; | |
| 67 double pixelSpacingY_; | |
| 68 double panX_; | |
| 69 double panY_; | |
| 338 | 70 |
| 342 | 71 |
| 72 void UpdateTransform() | |
| 73 { | |
| 74 transform_ = LinearAlgebra::IdentityMatrix(3); | |
| 75 | |
| 76 transform_(0, 0) = pixelSpacingX_; | |
| 77 transform_(1, 1) = pixelSpacingY_; | |
| 78 transform_(0, 2) = panX_; | |
| 79 transform_(1, 2) = panY_; | |
| 80 | |
| 81 | |
| 82 #if 0 | |
| 83 double a = 10.0 / 180.0 * boost::math::constants::pi<double>(); | |
| 84 Matrix m; | |
| 85 const double v[] = { cos(a), -sin(a), 0, | |
| 86 sin(a), cos(a), 0, | |
| 87 0, 0, 1 }; | |
| 88 LinearAlgebra::FillMatrix(m, 3, 3, v); | |
| 89 transform_ = LinearAlgebra::Product(m, transform_); | |
| 90 #endif | |
| 91 } | |
| 92 | |
| 93 | |
| 339 | 94 void AddToExtent(Extent2D& extent, |
| 95 double x, | |
| 96 double y) const | |
| 97 { | |
| 98 Vector p; | |
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99 LinearAlgebra::AssignVector(p, x, y, 1); |
| 339 | 100 |
| 101 Vector q = LinearAlgebra::Product(transform_, p); | |
| 102 | |
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103 if (!LinearAlgebra::IsNear(q[2], 1.0)) |
| 339 | 104 { |
| 105 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
| 106 } | |
| 107 else | |
| 108 { | |
| 109 extent.AddPoint(q[0], q[1]); | |
| 110 } | |
| 111 } | |
| 112 | |
| 113 | |
| 338 | 114 public: |
| 341 | 115 Bitmap() : |
| 339 | 116 visible_(true), |
| 343 | 117 hasSize_(false), |
| 339 | 118 width_(0), |
| 119 height_(0), | |
| 120 hasCrop_(false), | |
| 342 | 121 pixelSpacingX_(1), |
| 122 pixelSpacingY_(1), | |
| 123 panX_(0), | |
| 124 panY_(0) | |
| 339 | 125 { |
| 342 | 126 UpdateTransform(); |
| 339 | 127 } |
| 128 | |
| 343 | 129 virtual ~Bitmap() |
| 130 { | |
| 131 } | |
| 132 | |
| 339 | 133 void ResetCrop() |
| 134 { | |
| 135 hasCrop_ = false; | |
| 136 } | |
| 137 | |
| 138 void Crop(unsigned int x, | |
| 139 unsigned int y, | |
| 140 unsigned int width, | |
| 141 unsigned int height) | |
| 142 { | |
| 143 hasCrop_ = true; | |
| 144 cropX_ = x; | |
| 145 cropY_ = y; | |
| 146 cropWidth_ = width; | |
| 147 cropHeight_ = height; | |
| 148 } | |
| 149 | |
| 150 void GetCrop(unsigned int& x, | |
| 151 unsigned int& y, | |
| 152 unsigned int& width, | |
| 153 unsigned int& height) const | |
| 338 | 154 { |
| 339 | 155 if (hasCrop_) |
| 156 { | |
| 157 x = cropX_; | |
| 158 y = cropY_; | |
| 159 width = cropWidth_; | |
| 160 height = cropHeight_; | |
| 161 } | |
| 162 else | |
| 163 { | |
| 164 x = 0; | |
| 165 y = 0; | |
| 166 width = width_; | |
| 167 height = height_; | |
| 168 } | |
| 169 } | |
| 170 | |
| 171 bool IsVisible() const | |
| 172 { | |
| 173 return visible_; | |
| 174 } | |
| 175 | |
| 176 void SetVisible(bool visible) | |
| 177 { | |
| 178 visible_ = visible; | |
| 179 } | |
| 180 | |
| 181 | |
| 343 | 182 void SetSize(unsigned int width, |
| 183 unsigned int height) | |
| 338 | 184 { |
| 343 | 185 if (hasSize_ && |
| 186 (width != width_ || | |
| 187 height != height_)) | |
| 339 | 188 { |
| 343 | 189 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageSize); |
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190 } |
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191 |
| 343 | 192 hasSize_ = true; |
| 193 width_ = width; | |
| 194 height_ = height; | |
| 338 | 195 } |
| 196 | |
| 343 | 197 |
| 198 void CheckSize(unsigned int width, | |
| 199 unsigned int height) | |
| 338 | 200 { |
| 343 | 201 if (hasSize_ && |
| 202 (width != width_ || | |
| 203 height != height_)) | |
| 338 | 204 { |
| 343 | 205 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageSize); |
| 339 | 206 } |
| 207 } | |
| 343 | 208 |
| 339 | 209 |
| 210 Extent2D GetExtent() const | |
| 211 { | |
| 212 Extent2D extent; | |
| 213 | |
| 214 unsigned int x, y, width, height; | |
| 215 GetCrop(x, y, width, height); | |
| 216 | |
| 217 double dx = static_cast<double>(x) - 0.5; | |
| 218 double dy = static_cast<double>(y) - 0.5; | |
| 219 double dwidth = static_cast<double>(width); | |
| 220 double dheight = static_cast<double>(height); | |
| 342 | 221 |
| 339 | 222 AddToExtent(extent, dx, dy); |
| 223 AddToExtent(extent, dx + dwidth, dy); | |
| 224 AddToExtent(extent, dx, dy + dheight); | |
| 225 AddToExtent(extent, dx + dwidth, dy + dheight); | |
| 226 | |
| 227 return extent; | |
| 228 } | |
| 229 | |
| 230 | |
| 343 | 231 virtual void Render(Orthanc::ImageAccessor& buffer, |
| 232 const ViewportGeometry& view) const = 0; | |
| 341 | 233 |
| 234 | |
| 235 bool Contains(double x, | |
| 236 double y) const | |
| 237 { | |
| 238 Matrix inv; | |
| 239 LinearAlgebra::InvertMatrix(inv, transform_); | |
| 240 | |
| 241 Vector p; | |
| 242 LinearAlgebra::AssignVector(p, x, y, 1); | |
| 243 | |
| 244 Vector q = LinearAlgebra::Product(inv, p); | |
| 245 | |
| 246 if (!LinearAlgebra::IsNear(q[2], 1.0)) | |
| 247 { | |
| 248 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
| 249 } | |
| 250 else | |
| 251 { | |
| 342 | 252 printf("at: (%.02f, %.02f)\n", q[0], q[1]); |
| 341 | 253 return (q[0] >= 0 && |
| 254 q[1] >= 0 && | |
| 255 q[0] <= static_cast<double>(width_) && | |
| 256 q[1] <= static_cast<double>(height_)); | |
| 257 } | |
| 258 } | |
| 342 | 259 |
| 260 | |
| 261 void SetPan(double x, | |
| 262 double y) | |
| 263 { | |
| 264 panX_ = x; | |
| 265 panY_ = y; | |
| 266 UpdateTransform(); | |
| 267 } | |
| 268 | |
| 269 | |
| 343 | 270 void SetPixelSpacing(double x, |
| 271 double y) | |
| 272 { | |
| 273 pixelSpacingX_ = x; | |
| 274 pixelSpacingY_ = y; | |
| 275 UpdateTransform(); | |
| 276 } | |
| 277 | |
| 278 | |
| 342 | 279 double GetPanX() const |
| 280 { | |
| 281 return panX_; | |
| 282 } | |
| 283 | |
| 284 | |
| 285 double GetPanY() const | |
| 286 { | |
| 287 return panY_; | |
| 288 } | |
| 343 | 289 |
| 290 | |
| 291 virtual bool GetDefaultWindowing(float& center, | |
| 292 float& width) const | |
| 293 { | |
| 294 return false; | |
| 295 } | |
| 296 | |
| 297 | |
| 298 const Matrix& GetTransform() const | |
| 299 { | |
| 300 return transform_; | |
| 301 } | |
| 338 | 302 }; |
| 303 | |
| 304 | |
| 343 | 305 |
| 306 class DicomBitmap : public Bitmap | |
| 307 { | |
| 308 private: | |
| 309 std::auto_ptr<Orthanc::ImageAccessor> source_; // Content of PixelData | |
| 310 std::auto_ptr<DicomFrameConverter> converter_; | |
| 311 std::auto_ptr<Orthanc::ImageAccessor> converted_; // Float32 or RGB24 | |
| 312 | |
| 313 | |
| 314 void ApplyConverter() | |
| 315 { | |
| 316 if (source_.get() != NULL && | |
| 317 converter_.get() != NULL) | |
| 318 { | |
| 319 converted_.reset(converter_->ConvertFrame(*source_)); | |
| 320 } | |
| 321 } | |
| 322 | |
| 323 public: | |
| 324 static OrthancPlugins::DicomTag ConvertTag(const Orthanc::DicomTag& tag) | |
| 325 { | |
| 326 return OrthancPlugins::DicomTag(tag.GetGroup(), tag.GetElement()); | |
| 327 } | |
| 328 | |
| 329 void SetDicomTags(const OrthancPlugins::FullOrthancDataset& dataset) | |
| 330 { | |
| 331 converter_.reset(new DicomFrameConverter); | |
| 332 converter_->ReadParameters(dataset); | |
| 333 ApplyConverter(); | |
| 334 | |
| 335 std::string tmp; | |
| 336 Vector pixelSpacing; | |
| 337 | |
| 338 if (dataset.GetStringValue(tmp, ConvertTag(Orthanc::DICOM_TAG_PIXEL_SPACING)) && | |
| 339 LinearAlgebra::ParseVector(pixelSpacing, tmp) && | |
| 340 pixelSpacing.size() == 2) | |
| 341 { | |
| 342 SetPixelSpacing(pixelSpacing[0], pixelSpacing[1]); | |
| 343 } | |
| 344 | |
| 345 static unsigned int c = 0; | |
| 346 if (c == 0) | |
| 347 { | |
| 348 SetPan(400, 0); | |
| 349 c ++; | |
| 350 } | |
| 351 | |
| 352 OrthancPlugins::DicomDatasetReader reader(dataset); | |
| 353 | |
| 354 unsigned int width, height; | |
| 355 if (!reader.GetUnsignedIntegerValue(width, ConvertTag(Orthanc::DICOM_TAG_COLUMNS)) || | |
| 356 !reader.GetUnsignedIntegerValue(height, ConvertTag(Orthanc::DICOM_TAG_ROWS))) | |
| 357 { | |
| 358 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat); | |
| 359 } | |
| 360 else | |
| 361 { | |
| 362 SetSize(width, height); | |
| 363 } | |
| 364 } | |
| 365 | |
| 366 | |
| 367 void SetSourceImage(Orthanc::ImageAccessor* image) // Takes ownership | |
| 368 { | |
| 369 std::auto_ptr<Orthanc::ImageAccessor> raii(image); | |
| 370 | |
| 371 if (image == NULL) | |
| 372 { | |
| 373 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer); | |
| 374 } | |
| 375 | |
| 376 SetSize(image->GetWidth(), image->GetHeight()); | |
| 377 | |
| 378 source_ = raii; | |
| 379 ApplyConverter(); | |
| 380 } | |
| 381 | |
| 382 | |
| 383 virtual void Render(Orthanc::ImageAccessor& buffer, | |
| 384 const ViewportGeometry& view) const | |
| 385 { | |
| 386 if (converted_.get() != NULL) | |
| 387 { | |
| 388 Matrix m = LinearAlgebra::Product(view.GetMatrix(), GetTransform()); | |
| 389 //ApplyProjectiveTransform(buffer, *converted_, m, ImageInterpolation_Bilinear, false); | |
| 390 ApplyProjectiveTransform(buffer, *converted_, m, ImageInterpolation_Nearest, false); | |
| 391 } | |
| 392 } | |
| 393 | |
| 394 | |
| 395 virtual bool GetDefaultWindowing(float& center, | |
| 396 float& width) const | |
| 397 { | |
| 398 if (converter_.get() != NULL && | |
| 399 converter_->HasDefaultWindow()) | |
| 400 { | |
| 401 center = static_cast<float>(converter_->GetDefaultWindowCenter()); | |
| 402 width = static_cast<float>(converter_->GetDefaultWindowWidth()); | |
| 403 return true; | |
| 404 } | |
| 405 else | |
| 406 { | |
| 407 return false; | |
| 408 } | |
| 409 } | |
| 410 }; | |
| 411 | |
| 412 | |
| 413 | |
| 414 | |
| 415 class AlphaBitmap : public Bitmap | |
| 416 { | |
| 417 private: | |
| 418 const BitmapStack& stack_; | |
| 419 std::auto_ptr<Orthanc::ImageAccessor> alpha_; // Grayscale8 | |
| 420 bool useWindowing_; | |
| 421 float foreground_; | |
| 422 | |
| 423 public: | |
| 424 AlphaBitmap(const BitmapStack& stack) : | |
| 425 stack_(stack), | |
| 426 useWindowing_(true), | |
| 427 foreground_(0) | |
| 428 { | |
| 429 } | |
| 430 | |
| 431 | |
| 432 void SetForegroundValue(float foreground) | |
| 433 { | |
| 434 useWindowing_ = false; | |
| 435 foreground_ = foreground; | |
| 436 } | |
| 437 | |
| 438 | |
| 439 void SetAlpha(Orthanc::ImageAccessor* image) | |
| 440 { | |
| 441 std::auto_ptr<Orthanc::ImageAccessor> raii(image); | |
| 442 | |
| 443 if (image == NULL) | |
| 444 { | |
| 445 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer); | |
| 446 } | |
| 447 | |
| 448 if (image->GetFormat() != Orthanc::PixelFormat_Grayscale8) | |
| 449 { | |
| 450 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageFormat); | |
| 451 } | |
| 452 | |
| 453 SetSize(image->GetWidth(), image->GetHeight()); | |
| 454 alpha_ = raii; | |
| 455 } | |
| 456 | |
| 457 | |
| 458 void LoadText(const Orthanc::Font& font, | |
| 459 const std::string& utf8) | |
| 460 { | |
| 461 SetAlpha(font.RenderAlpha(utf8)); | |
| 462 } | |
| 463 | |
| 464 | |
| 465 virtual void Render(Orthanc::ImageAccessor& buffer, | |
| 466 const ViewportGeometry& view) const | |
| 467 { | |
| 468 if (buffer.GetFormat() != Orthanc::PixelFormat_Float32) | |
| 469 { | |
| 470 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageFormat); | |
| 471 } | |
| 472 | |
| 473 Matrix m = LinearAlgebra::Product(view.GetMatrix(), GetTransform()); | |
| 474 | |
| 475 Orthanc::Image tmp(Orthanc::PixelFormat_Grayscale8, buffer.GetWidth(), buffer.GetHeight(), false); | |
| 476 ApplyProjectiveTransform(tmp, *alpha_, m, ImageInterpolation_Nearest, true /* clear */); | |
| 477 | |
| 478 // Blit | |
| 479 const unsigned int width = buffer.GetWidth(); | |
| 480 const unsigned int height = buffer.GetHeight(); | |
| 481 | |
| 482 float value = foreground_; | |
| 483 | |
| 484 if (useWindowing_) | |
| 485 { | |
| 486 float center, width; | |
| 487 if (stack_.GetWindowing(center, width)) | |
| 488 { | |
| 489 value = center + width / 2.0f; | |
| 490 } | |
| 491 } | |
| 492 | |
| 493 for (unsigned int y = 0; y < height; y++) | |
| 494 { | |
| 495 float *q = reinterpret_cast<float*>(buffer.GetRow(y)); | |
| 496 const uint8_t *p = reinterpret_cast<uint8_t*>(tmp.GetRow(y)); | |
| 497 | |
| 498 for (unsigned int x = 0; x < width; x++, p++, q++) | |
| 499 { | |
| 500 float a = static_cast<float>(*p) / 255.0f; | |
| 501 | |
| 502 *q = (a * value + (1.0f - a) * (*q)); | |
| 503 } | |
| 504 } | |
| 505 } | |
| 506 }; | |
| 507 | |
| 508 | |
| 509 | |
| 341 | 510 typedef std::map<size_t, Bitmap*> Bitmaps; |
| 338 | 511 |
| 341 | 512 OrthancApiClient& orthanc_; |
| 513 size_t countBitmaps_; | |
| 514 bool hasWindowing_; | |
| 515 float windowingCenter_; | |
| 516 float windowingWidth_; | |
| 517 Bitmaps bitmaps_; | |
| 338 | 518 |
| 519 public: | |
| 520 BitmapStack(MessageBroker& broker, | |
| 521 OrthancApiClient& orthanc) : | |
| 522 IObserver(broker), | |
| 523 IObservable(broker), | |
| 524 orthanc_(orthanc), | |
| 341 | 525 countBitmaps_(0), |
| 338 | 526 hasWindowing_(false), |
| 527 windowingCenter_(0), // Dummy initialization | |
| 528 windowingWidth_(0) // Dummy initialization | |
| 529 { | |
| 530 } | |
| 531 | |
| 532 | |
| 533 virtual ~BitmapStack() | |
| 534 { | |
| 535 for (Bitmaps::iterator it = bitmaps_.begin(); it != bitmaps_.end(); it++) | |
| 536 { | |
| 537 assert(it->second != NULL); | |
| 538 delete it->second; | |
| 539 } | |
| 540 } | |
| 339 | 541 |
| 542 | |
| 343 | 543 bool GetWindowing(float& center, |
| 544 float& width) const | |
| 339 | 545 { |
| 546 if (hasWindowing_) | |
| 547 { | |
| 548 center = windowingCenter_; | |
| 549 width = windowingWidth_; | |
| 343 | 550 return true; |
| 339 | 551 } |
| 552 else | |
| 553 { | |
| 343 | 554 return false; |
| 339 | 555 } |
| 556 } | |
| 338 | 557 |
| 558 | |
| 343 | 559 size_t LoadText(const Orthanc::Font& font, |
| 560 const std::string& utf8, | |
| 561 double x, | |
| 562 double y) | |
| 563 { | |
| 564 std::auto_ptr<AlphaBitmap> alpha(new AlphaBitmap(*this)); | |
| 565 alpha->LoadText(font, utf8); | |
| 566 | |
| 567 size_t bitmap = countBitmaps_++; | |
| 568 | |
| 569 bitmaps_[bitmap] = alpha.release(); | |
| 570 | |
| 571 return bitmap; | |
| 572 } | |
| 573 | |
| 574 | |
| 341 | 575 size_t LoadFrame(const std::string& instance, |
| 576 unsigned int frame, | |
| 577 bool httpCompression) | |
| 338 | 578 { |
| 341 | 579 size_t bitmap = countBitmaps_++; |
| 338 | 580 |
| 343 | 581 bitmaps_[bitmap] = new DicomBitmap; |
| 338 | 582 |
| 583 | |
| 584 { | |
| 585 IWebService::Headers headers; | |
| 586 std::string uri = "/instances/" + instance + "/tags"; | |
| 587 orthanc_.GetBinaryAsync(uri, headers, | |
| 588 new Callable<BitmapStack, OrthancApiClient::BinaryResponseReadyMessage> | |
| 589 (*this, &BitmapStack::OnTagsReceived), NULL, | |
| 341 | 590 new Orthanc::SingleValueObject<size_t>(bitmap)); |
| 338 | 591 } |
| 592 | |
| 593 { | |
| 594 IWebService::Headers headers; | |
| 595 headers["Accept"] = "image/x-portable-arbitrarymap"; | |
| 596 | |
| 597 if (httpCompression) | |
| 598 { | |
| 599 headers["Accept-Encoding"] = "gzip"; | |
| 600 } | |
| 601 | |
| 602 std::string uri = "/instances/" + instance + "/frames/" + boost::lexical_cast<std::string>(frame) + "/image-uint16"; | |
| 603 orthanc_.GetBinaryAsync(uri, headers, | |
| 604 new Callable<BitmapStack, OrthancApiClient::BinaryResponseReadyMessage> | |
| 605 (*this, &BitmapStack::OnFrameReceived), NULL, | |
| 341 | 606 new Orthanc::SingleValueObject<size_t>(bitmap)); |
| 338 | 607 } |
| 608 | |
| 341 | 609 return bitmap; |
| 338 | 610 } |
| 611 | |
| 612 | |
| 613 void OnTagsReceived(const OrthancApiClient::BinaryResponseReadyMessage& message) | |
| 614 { | |
| 341 | 615 size_t index = dynamic_cast<Orthanc::SingleValueObject<size_t>*>(message.Payload)->GetValue(); |
| 338 | 616 |
| 341 | 617 printf("JSON received: [%s] (%ld bytes) for bitmap %ld\n", |
| 618 message.Uri.c_str(), message.AnswerSize, index); | |
| 338 | 619 |
| 341 | 620 Bitmaps::iterator bitmap = bitmaps_.find(index); |
| 338 | 621 if (bitmap != bitmaps_.end()) |
| 622 { | |
| 623 assert(bitmap->second != NULL); | |
| 624 | |
| 625 OrthancPlugins::FullOrthancDataset dicom(message.Answer, message.AnswerSize); | |
| 343 | 626 dynamic_cast<DicomBitmap*>(bitmap->second)->SetDicomTags(dicom); |
| 338 | 627 |
| 628 float c, w; | |
| 629 if (!hasWindowing_ && | |
| 630 bitmap->second->GetDefaultWindowing(c, w)) | |
| 631 { | |
| 632 hasWindowing_ = true; | |
| 633 windowingCenter_ = c; | |
| 634 windowingWidth_ = w; | |
| 635 } | |
| 636 | |
| 637 EmitMessage(GeometryChangedMessage(*this)); | |
| 638 } | |
| 639 } | |
| 640 | |
| 641 | |
| 642 void OnFrameReceived(const OrthancApiClient::BinaryResponseReadyMessage& message) | |
| 643 { | |
| 341 | 644 size_t index = dynamic_cast<Orthanc::SingleValueObject<size_t>*>(message.Payload)->GetValue(); |
| 338 | 645 |
| 341 | 646 printf("Frame received: [%s] (%ld bytes) for bitmap %ld\n", |
| 647 message.Uri.c_str(), message.AnswerSize, index); | |
| 648 | |
| 649 Bitmaps::iterator bitmap = bitmaps_.find(index); | |
| 338 | 650 if (bitmap != bitmaps_.end()) |
| 651 { | |
| 652 assert(bitmap->second != NULL); | |
| 653 | |
| 654 std::string content; | |
| 655 if (message.AnswerSize > 0) | |
| 656 { | |
| 657 content.assign(reinterpret_cast<const char*>(message.Answer), message.AnswerSize); | |
| 658 } | |
| 659 | |
| 660 std::auto_ptr<Orthanc::PamReader> reader(new Orthanc::PamReader); | |
| 661 reader->ReadFromMemory(content); | |
| 343 | 662 dynamic_cast<DicomBitmap*>(bitmap->second)->SetSourceImage(reader.release()); |
| 338 | 663 |
| 664 EmitMessage(ContentChangedMessage(*this)); | |
| 665 } | |
| 666 } | |
| 339 | 667 |
| 668 | |
| 669 Extent2D GetSceneExtent() const | |
| 670 { | |
| 671 Extent2D extent; | |
|
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672 |
| 339 | 673 for (Bitmaps::const_iterator it = bitmaps_.begin(); |
| 674 it != bitmaps_.end(); ++it) | |
| 675 { | |
| 676 assert(it->second != NULL); | |
| 677 extent.Union(it->second->GetExtent()); | |
| 678 } | |
| 679 | |
| 680 return extent; | |
| 681 } | |
| 682 | |
| 683 | |
| 684 void Render(Orthanc::ImageAccessor& buffer, | |
| 342 | 685 const ViewportGeometry& view) const |
| 339 | 686 { |
| 687 Orthanc::ImageProcessing::Set(buffer, 0); | |
| 688 | |
|
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689 // Render layers in the background-to-foreground order |
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690 for (size_t index = 0; index < countBitmaps_; index++) |
| 339 | 691 { |
|
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692 Bitmaps::const_iterator it = bitmaps_.find(index); |
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693 if (it != bitmaps_.end()) |
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694 { |
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695 assert(it->second != NULL); |
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696 it->second->Render(buffer, view); |
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697 } |
| 339 | 698 } |
| 699 } | |
| 342 | 700 |
| 701 | |
| 702 bool LookupBitmap(size_t& index /* out */, | |
| 703 double x, | |
| 704 double y) const | |
| 705 { | |
|
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706 // Render layers in the foreground-to-background order |
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707 for (size_t i = countBitmaps_; i > 0; i--) |
| 342 | 708 { |
|
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709 index = i - 1; |
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710 Bitmaps::const_iterator it = bitmaps_.find(index); |
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711 if (it != bitmaps_.end()) |
| 342 | 712 { |
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713 assert(it->second != NULL); |
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714 if (it->second->Contains(x, y)) |
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715 { |
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716 return true; |
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717 } |
| 342 | 718 } |
| 719 } | |
| 720 | |
| 721 return false; | |
| 722 } | |
| 723 | |
| 724 | |
| 725 void SetPan(size_t index, | |
| 726 double panX, | |
| 727 double panY) | |
| 728 { | |
| 729 Bitmaps::iterator bitmap = bitmaps_.find(index); | |
| 730 if (bitmap != bitmaps_.end()) | |
| 731 { | |
| 732 assert(bitmap->second != NULL); | |
| 733 bitmap->second->SetPan(panX, panY); | |
| 734 } | |
| 735 } | |
| 736 | |
| 737 | |
| 738 void GetPan(double& panX, | |
| 739 double& panY, | |
| 740 size_t index) const | |
| 741 { | |
| 742 Bitmaps::const_iterator bitmap = bitmaps_.find(index); | |
| 743 if (bitmap != bitmaps_.end()) | |
| 744 { | |
| 745 assert(bitmap->second != NULL); | |
| 746 panX = bitmap->second->GetPanX(); | |
| 747 panY = bitmap->second->GetPanY(); | |
| 748 } | |
| 749 else | |
| 750 { | |
| 751 panX = 0; | |
| 752 panY = 0; | |
| 753 } | |
| 754 } | |
| 338 | 755 }; |
| 756 | |
| 341 | 757 |
| 758 class BitmapStackInteractor : public IWorldSceneInteractor | |
| 759 { | |
| 342 | 760 private: |
| 761 BitmapStack& stack_; | |
| 762 | |
| 763 | |
| 764 class MoveBitmapTracker : public IWorldSceneMouseTracker | |
| 765 { | |
| 766 private: | |
| 767 BitmapStack& stack_; | |
| 768 size_t bitmap_; | |
| 769 double clickX_; | |
| 770 double clickY_; | |
| 343 | 771 double panX_; |
| 772 double panY_; | |
| 773 bool oneAxis_; | |
| 342 | 774 |
| 775 public: | |
| 343 | 776 MoveBitmapTracker(BitmapStack& stack, |
| 342 | 777 size_t bitmap, |
| 778 double x, | |
| 343 | 779 double y, |
| 780 bool oneAxis) : | |
| 342 | 781 stack_(stack), |
| 782 bitmap_(bitmap), | |
| 783 clickX_(x), | |
| 343 | 784 clickY_(y), |
| 785 oneAxis_(oneAxis) | |
| 342 | 786 { |
| 343 | 787 stack.GetPan(panX_, panY_, bitmap_); |
| 342 | 788 } |
| 789 | |
| 790 virtual bool HasRender() const | |
| 791 { | |
| 792 return false; | |
| 793 } | |
| 794 | |
| 795 virtual void Render(CairoContext& context, | |
| 796 double zoom) | |
| 797 { | |
| 798 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
| 799 } | |
| 800 | |
| 801 virtual void MouseUp() | |
| 802 { | |
| 803 } | |
| 804 | |
| 805 virtual void MouseMove(int displayX, | |
| 806 int displayY, | |
| 807 double sceneX, | |
| 808 double sceneY) | |
| 809 { | |
| 343 | 810 double dx = sceneX - clickX_; |
| 811 double dy = sceneY - clickY_; | |
| 812 | |
| 813 if (oneAxis_) | |
| 814 { | |
| 815 if (fabs(dx) > fabs(dy)) | |
| 816 { | |
| 817 stack_.SetPan(bitmap_, dx + panX_, panY_); | |
| 818 } | |
| 819 else | |
| 820 { | |
| 821 stack_.SetPan(bitmap_, panX_, dy + panY_); | |
| 822 } | |
| 823 } | |
| 824 else | |
| 825 { | |
| 826 stack_.SetPan(bitmap_, dx + panX_, dy + panY_); | |
| 827 } | |
| 342 | 828 } |
| 829 }; | |
| 830 | |
| 831 | |
| 341 | 832 public: |
| 342 | 833 BitmapStackInteractor(BitmapStack& stack) : |
| 834 stack_(stack) | |
| 835 { | |
| 836 } | |
| 837 | |
| 341 | 838 virtual IWorldSceneMouseTracker* CreateMouseTracker(WorldSceneWidget& widget, |
| 839 const ViewportGeometry& view, | |
| 840 MouseButton button, | |
| 841 KeyboardModifiers modifiers, | |
| 842 double x, | |
| 843 double y, | |
| 844 IStatusBar* statusBar) | |
| 845 { | |
| 342 | 846 if (button == MouseButton_Left) |
| 847 { | |
| 848 size_t bitmap; | |
| 849 if (stack_.LookupBitmap(bitmap, x, y)) | |
| 850 { | |
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851 printf("CLICK on bitmap %ld\n", bitmap); |
| 343 | 852 return new MoveBitmapTracker(stack_, bitmap, x, y, |
| 853 (modifiers & KeyboardModifiers_Shift)); | |
| 342 | 854 } |
| 855 else | |
| 856 { | |
| 857 printf("CLICK outside\n"); | |
| 858 return NULL; | |
| 859 } | |
| 860 } | |
| 861 else | |
| 862 { | |
| 863 return NULL; | |
| 864 } | |
| 341 | 865 } |
| 866 | |
| 867 virtual void MouseOver(CairoContext& context, | |
| 868 WorldSceneWidget& widget, | |
| 869 const ViewportGeometry& view, | |
| 870 double x, | |
| 871 double y, | |
| 872 IStatusBar* statusBar) | |
| 873 { | |
| 874 } | |
| 875 | |
| 876 virtual void MouseWheel(WorldSceneWidget& widget, | |
| 877 MouseWheelDirection direction, | |
| 878 KeyboardModifiers modifiers, | |
| 879 IStatusBar* statusBar) | |
| 880 { | |
| 881 } | |
| 882 | |
| 883 virtual void KeyPressed(WorldSceneWidget& widget, | |
| 884 KeyboardKeys key, | |
| 885 char keyChar, | |
| 886 KeyboardModifiers modifiers, | |
| 887 IStatusBar* statusBar) | |
| 888 { | |
| 342 | 889 if (keyChar == 's') |
| 890 widget.FitContent(); | |
| 341 | 891 } |
| 892 }; | |
| 893 | |
| 894 | |
| 338 | 895 |
| 896 class BitmapStackWidget : | |
| 897 public WorldSceneWidget, | |
| 898 public IObservable, | |
| 899 public IObserver | |
| 900 { | |
| 901 private: | |
| 341 | 902 BitmapStack& stack_; |
| 903 BitmapStackInteractor myInteractor_; | |
| 337 | 904 |
|
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905 protected: |
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906 virtual Extent2D GetSceneExtent() |
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907 { |
| 339 | 908 return stack_.GetSceneExtent(); |
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909 } |
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910 |
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911 virtual bool RenderScene(CairoContext& context, |
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912 const ViewportGeometry& view) |
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913 { |
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914 // "Render()" has been replaced |
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915 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); |
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916 } |
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917 |
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918 public: |
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919 BitmapStackWidget(MessageBroker& broker, |
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920 BitmapStack& stack, |
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921 const std::string& name) : |
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922 WorldSceneWidget(name), |
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923 IObservable(broker), |
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924 IObserver(broker), |
| 342 | 925 stack_(stack), |
| 926 myInteractor_(stack_) | |
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927 { |
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928 stack.RegisterObserverCallback(new Callable<BitmapStackWidget, BitmapStack::GeometryChangedMessage>(*this, &BitmapStackWidget::OnGeometryChanged)); |
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929 stack.RegisterObserverCallback(new Callable<BitmapStackWidget, BitmapStack::ContentChangedMessage>(*this, &BitmapStackWidget::OnContentChanged)); |
| 341 | 930 |
| 931 SetInteractor(myInteractor_); | |
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932 } |
| 339 | 933 |
|
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934 void OnGeometryChanged(const BitmapStack::GeometryChangedMessage& message) |
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935 { |
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936 printf("Geometry has changed\n"); |
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937 FitContent(); |
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938 } |
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939 |
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940 void OnContentChanged(const BitmapStack::ContentChangedMessage& message) |
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941 { |
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942 printf("Content has changed\n"); |
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943 NotifyContentChanged(); |
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944 } |
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945 |
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946 virtual bool Render(Orthanc::ImageAccessor& target) |
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947 { |
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948 Orthanc::Image buffer(Orthanc::PixelFormat_Float32, target.GetWidth(), |
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949 target.GetHeight(), false); |
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950 stack_.Render(buffer, GetView()); |
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951 |
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952 // As in GrayscaleFrameRenderer => TODO MERGE? |
| 339 | 953 |
| 954 float windowCenter, windowWidth; | |
| 343 | 955 if (!stack_.GetWindowing(windowCenter, windowWidth)) |
| 956 { | |
| 957 windowCenter = 128; | |
| 958 windowWidth = 256; | |
| 959 } | |
| 339 | 960 |
| 961 float x0 = windowCenter - windowWidth / 2.0f; | |
| 962 float x1 = windowCenter + windowWidth / 2.0f; | |
| 963 | |
|
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964 if (windowWidth >= 0.001f) // Avoid division by zero at (*) |
| 339 | 965 { |
|
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966 const unsigned int width = target.GetWidth(); |
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967 const unsigned int height = target.GetHeight(); |
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968 |
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969 for (unsigned int y = 0; y < height; y++) |
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970 { |
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971 const float* p = reinterpret_cast<const float*>(buffer.GetConstRow(y)); |
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972 uint8_t* q = reinterpret_cast<uint8_t*>(target.GetRow(y)); |
| 339 | 973 |
|
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974 for (unsigned int x = 0; x < width; x++, p++, q += 4) |
| 339 | 975 { |
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976 uint8_t v = 0; |
| 339 | 977 if (*p >= x1) |
| 978 { | |
| 979 v = 255; | |
| 980 } | |
| 981 else if (*p <= x0) | |
| 982 { | |
| 983 v = 0; | |
| 984 } | |
| 985 else | |
| 986 { | |
| 987 // https://en.wikipedia.org/wiki/Linear_interpolation | |
|
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988 v = static_cast<uint8_t>(255.0f * (*p - x0) / (x1 - x0)); // (*) |
| 339 | 989 } |
| 990 | |
| 991 // TODO MONOCHROME1 | |
| 992 /*if (invert_) | |
|
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993 { |
| 339 | 994 v = 255 - v; |
| 995 }*/ | |
|
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996 |
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997 q[0] = v; |
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998 q[1] = v; |
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999 q[2] = v; |
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1000 q[3] = 255; |
| 339 | 1001 } |
| 1002 } | |
| 1003 } | |
|
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1004 else |
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1005 { |
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1006 Orthanc::ImageProcessing::Set(target, 0, 0, 0, 255); |
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1007 } |
| 339 | 1008 |
| 337 | 1009 return true; |
|
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1010 } |
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1011 |
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1012 }; |
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1013 |
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1014 |
|
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1015 namespace Samples |
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1016 { |
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1017 class SingleFrameEditorApplication : |
|
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1018 public SampleSingleCanvasApplicationBase, |
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1019 public IObserver |
|
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1020 { |
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1021 enum Tools |
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1022 { |
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1023 Tools_Crop, |
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1024 Tools_Windowing, |
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1025 Tools_Zoom, |
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1026 Tools_Pan |
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1027 }; |
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1028 |
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1029 enum Actions |
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1030 { |
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1031 Actions_Invert, |
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1032 Actions_RotateLeft, |
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1033 Actions_RotateRight |
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1034 }; |
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1035 |
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1036 private: |
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1037 class Interactor : public IWorldSceneInteractor |
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1038 { |
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1039 private: |
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1040 SingleFrameEditorApplication& application_; |
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1041 |
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1042 public: |
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1043 Interactor(SingleFrameEditorApplication& application) : |
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1044 application_(application) |
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1045 { |
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1046 } |
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1047 |
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1048 virtual IWorldSceneMouseTracker* CreateMouseTracker(WorldSceneWidget& widget, |
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1049 const ViewportGeometry& view, |
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1050 MouseButton button, |
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1051 KeyboardModifiers modifiers, |
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1052 double x, |
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1053 double y, |
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1054 IStatusBar* statusBar) |
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1055 { |
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1056 switch (application_.currentTool_) { |
|
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|
1057 case Tools_Zoom: |
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|
1058 printf("ZOOM\n"); |
|
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1059 |
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1060 case Tools_Crop: |
|
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|
1061 case Tools_Windowing: |
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1062 case Tools_Pan: |
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1063 // TODO return the right mouse tracker |
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1064 return NULL; |
|
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1065 } |
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1066 |
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1067 return NULL; |
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1068 } |
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1069 |
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1070 virtual void MouseOver(CairoContext& context, |
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1071 WorldSceneWidget& widget, |
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1072 const ViewportGeometry& view, |
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1073 double x, |
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1074 double y, |
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1075 IStatusBar* statusBar) |
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1076 { |
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1077 if (statusBar != NULL) |
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1078 { |
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1079 char buf[64]; |
|
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1080 sprintf(buf, "X = %.02f Y = %.02f (in cm)", x / 10.0, y / 10.0); |
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|
1081 statusBar->SetMessage(buf); |
|
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1082 } |
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1083 } |
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1084 |
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|
1085 virtual void MouseWheel(WorldSceneWidget& widget, |
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1086 MouseWheelDirection direction, |
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1087 KeyboardModifiers modifiers, |
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1088 IStatusBar* statusBar) |
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|
1089 { |
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1090 } |
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1091 |
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1092 virtual void KeyPressed(WorldSceneWidget& widget, |
| 327 | 1093 KeyboardKeys key, |
| 1094 char keyChar, | |
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1095 KeyboardModifiers modifiers, |
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1096 IStatusBar* statusBar) |
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1097 { |
| 327 | 1098 switch (keyChar) |
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1099 { |
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1100 case 's': |
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1101 widget.FitContent(); |
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1102 break; |
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1103 case 'p': |
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1104 application_.currentTool_ = Tools_Pan; |
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1105 break; |
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1106 case 'z': |
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1107 application_.currentTool_ = Tools_Zoom; |
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1108 break; |
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1109 case 'c': |
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1110 application_.currentTool_ = Tools_Crop; |
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1111 break; |
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1112 case 'w': |
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1113 application_.currentTool_ = Tools_Windowing; |
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1114 break; |
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1115 case 'i': |
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1116 application_.Invert(); |
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1117 break; |
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1118 case 'r': |
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1119 if (modifiers == KeyboardModifiers_None) |
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1120 application_.Rotate(90); |
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1121 else |
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1122 application_.Rotate(-90); |
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1123 break; |
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1124 case 'e': |
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1125 application_.Export(); |
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1126 break; |
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1127 default: |
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1128 break; |
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1129 } |
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1130 } |
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1131 }; |
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1132 |
|
334
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1133 std::auto_ptr<Interactor> mainWidgetInteractor_; |
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1134 std::auto_ptr<OrthancApiClient> orthancApiClient_; |
| 338 | 1135 std::auto_ptr<BitmapStack> stack_; |
|
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1136 Tools currentTool_; |
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1137 const OrthancFrameLayerSource* source_; |
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1138 unsigned int slice_; |
|
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1139 |
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1140 public: |
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1141 SingleFrameEditorApplication(MessageBroker& broker) : |
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1142 IObserver(broker), |
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1143 currentTool_(Tools_Zoom), |
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1144 source_(NULL), |
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1145 slice_(0) |
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1146 { |
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1147 } |
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1148 |
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1149 virtual void DeclareStartupOptions(boost::program_options::options_description& options) |
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1150 { |
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1151 boost::program_options::options_description generic("Sample options"); |
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1152 generic.add_options() |
|
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1153 ("instance", boost::program_options::value<std::string>(), |
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1154 "Orthanc ID of the instance") |
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1155 ("frame", boost::program_options::value<unsigned int>()->default_value(0), |
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1156 "Number of the frame, for multi-frame DICOM instances") |
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1157 ; |
|
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1158 |
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1159 options.add(generic); |
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1160 } |
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1161 |
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1162 virtual void Initialize(StoneApplicationContext* context, |
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1163 IStatusBar& statusBar, |
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1164 const boost::program_options::variables_map& parameters) |
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1165 { |
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1166 using namespace OrthancStone; |
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1167 |
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1168 context_ = context; |
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1169 |
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1170 statusBar.SetMessage("Use the key \"s\" to reinitialize the layout, \"p\" to pan, \"z\" to zoom, \"c\" to crop, \"i\" to invert, \"w\" to change windowing, \"r\" to rotate cw, \"shift+r\" to rotate ccw"); |
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1171 |
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1172 if (parameters.count("instance") != 1) |
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1173 { |
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1174 LOG(ERROR) << "The instance ID is missing"; |
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1175 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); |
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1176 } |
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1177 |
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1178 std::string instance = parameters["instance"].as<std::string>(); |
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1179 int frame = parameters["frame"].as<unsigned int>(); |
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1180 |
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1181 orthancApiClient_.reset(new OrthancApiClient(IObserver::broker_, context_->GetWebService())); |
| 337 | 1182 |
| 343 | 1183 Orthanc::FontRegistry fonts; |
| 1184 fonts.AddFromResource(Orthanc::EmbeddedResources::FONT_UBUNTU_MONO_BOLD_16); | |
| 1185 | |
| 338 | 1186 stack_.reset(new BitmapStack(IObserver::broker_, *orthancApiClient_)); |
| 1187 stack_->LoadFrame(instance, frame, false); | |
|
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1188 stack_->LoadFrame("61f3143e-96f34791-ad6bbb8d-62559e75-45943e1b", frame, false); |
| 343 | 1189 stack_->LoadText(fonts.GetFont(0), "Hello\nworld\nBonjour, Alain", 0, -50); |
| 337 | 1190 |
| 338 | 1191 mainWidget_ = new BitmapStackWidget(IObserver::broker_, *stack_, "main-widget"); |
|
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1192 mainWidget_->SetTransmitMouseOver(true); |
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1193 |
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1194 mainWidgetInteractor_.reset(new Interactor(*this)); |
| 341 | 1195 //mainWidget_->SetInteractor(*mainWidgetInteractor_); |
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1196 } |
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1197 |
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1198 |
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1199 void Invert() |
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1200 { |
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1201 // TODO |
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1202 } |
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1203 |
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1204 void Rotate(int degrees) |
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1205 { |
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1206 // TODO |
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1207 } |
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1208 |
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1209 void Export() |
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1210 { |
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1211 // TODO: export dicom file to a temporary file |
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1212 } |
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1213 }; |
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1214 |
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1215 |
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1216 } |
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1217 } |