Mercurial > hg > orthanc-stone
annotate OrthancStone/Sources/Scene2D/AnnotationsSceneLayer.cpp @ 1812:db341679dc9f
ViewerViewport::StoneAnnotationsRegistry
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Tue, 25 May 2021 12:32:11 +0200 |
| parents | 79a5838739a6 |
| children | 385c268e8b56 |
| rev | line source |
|---|---|
| 1804 | 1 /** |
| 2 * Stone of Orthanc | |
| 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
| 4 * Department, University Hospital of Liege, Belgium | |
| 5 * Copyright (C) 2017-2021 Osimis S.A., Belgium | |
| 6 * | |
| 7 * This program is free software: you can redistribute it and/or | |
| 8 * modify it under the terms of the GNU Lesser General Public License | |
| 9 * as published by the Free Software Foundation, either version 3 of | |
| 10 * the License, or (at your option) any later version. | |
| 11 * | |
| 12 * This program is distributed in the hope that it will be useful, but | |
| 13 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 15 * Lesser General Public License for more details. | |
| 16 * | |
| 17 * You should have received a copy of the GNU Lesser General Public | |
| 18 * License along with this program. If not, see | |
| 19 * <http://www.gnu.org/licenses/>. | |
| 20 **/ | |
| 21 | |
| 22 | |
| 23 #include "AnnotationsSceneLayer.h" | |
| 24 | |
| 25 #include "MacroSceneLayer.h" | |
| 26 #include "PolylineSceneLayer.h" | |
| 27 #include "TextSceneLayer.h" | |
| 28 | |
| 29 #include <OrthancException.h> | |
| 30 | |
| 31 #include <boost/math/constants/constants.hpp> | |
| 32 #include <list> | |
| 33 | |
| 34 static const double HANDLE_SIZE = 10.0; | |
| 35 static const double PI = boost::math::constants::pi<double>(); | |
| 36 | |
| 37 static const char* const KEY_ANNOTATIONS = "annotations"; | |
| 38 static const char* const KEY_TYPE = "type"; | |
| 39 static const char* const KEY_X1 = "x1"; | |
| 40 static const char* const KEY_Y1 = "y1"; | |
| 41 static const char* const KEY_X2 = "x2"; | |
| 42 static const char* const KEY_Y2 = "y2"; | |
| 43 static const char* const KEY_X3 = "x3"; | |
| 44 static const char* const KEY_Y3 = "y3"; | |
| 45 | |
| 46 static const char* const VALUE_ANGLE = "angle"; | |
| 47 static const char* const VALUE_CIRCLE = "circle"; | |
| 48 static const char* const VALUE_SEGMENT = "segment"; | |
| 49 | |
| 50 | |
| 51 namespace OrthancStone | |
| 52 { | |
| 53 class AnnotationsSceneLayer::GeometricPrimitive : public boost::noncopyable | |
| 54 { | |
| 55 private: | |
| 56 bool modified_; | |
| 57 Annotation& parentAnnotation_; | |
| 58 Color color_; | |
| 59 Color hoverColor_; | |
| 60 bool isHover_; | |
| 61 int depth_; | |
| 62 | |
| 63 public: | |
| 64 GeometricPrimitive(Annotation& parentAnnotation, | |
| 65 int depth) : | |
| 66 modified_(true), | |
| 67 parentAnnotation_(parentAnnotation), | |
| 68 color_(192, 192, 192), | |
| 69 hoverColor_(0, 255, 0), | |
| 70 isHover_(false), | |
| 71 depth_(depth) | |
| 72 { | |
| 73 } | |
| 74 | |
| 75 virtual ~GeometricPrimitive() | |
| 76 { | |
| 77 } | |
| 78 | |
| 79 Annotation& GetParentAnnotation() const | |
| 80 { | |
| 81 return parentAnnotation_; | |
| 82 } | |
| 83 | |
| 84 int GetDepth() const | |
| 85 { | |
| 86 return depth_; | |
| 87 } | |
| 88 | |
| 89 void SetHover(bool hover) | |
| 90 { | |
| 91 if (hover != isHover_) | |
| 92 { | |
| 93 isHover_ = hover; | |
| 94 modified_ = true; | |
| 95 } | |
| 96 } | |
| 97 | |
| 98 bool IsHover() const | |
| 99 { | |
| 100 return isHover_; | |
| 101 } | |
| 102 | |
| 103 void SetModified(bool modified) | |
| 104 { | |
| 105 modified_ = modified; | |
| 106 } | |
| 107 | |
| 108 bool IsModified() const | |
| 109 { | |
| 110 return modified_; | |
| 111 } | |
| 112 | |
| 113 void SetColor(const Color& color) | |
| 114 { | |
| 115 SetModified(true); | |
| 116 color_ = color; | |
| 117 } | |
| 118 | |
| 119 void SetHoverColor(const Color& color) | |
| 120 { | |
| 121 SetModified(true); | |
| 122 hoverColor_ = color; | |
| 123 } | |
| 124 | |
| 125 const Color& GetColor() const | |
| 126 { | |
| 127 return color_; | |
| 128 } | |
| 129 | |
| 130 const Color& GetHoverColor() const | |
| 131 { | |
| 132 return hoverColor_; | |
| 133 } | |
| 134 | |
| 135 virtual bool IsHit(const ScenePoint2D& p, | |
| 136 const Scene2D& scene) const = 0; | |
| 137 | |
| 138 // Always called, even if not modified | |
| 139 virtual void RenderPolylineLayer(PolylineSceneLayer& polyline, | |
| 140 const Scene2D& scene) = 0; | |
| 141 | |
| 142 // Only called if modified | |
| 143 virtual void RenderOtherLayers(MacroSceneLayer& macro, | |
| 144 const Scene2D& scene) = 0; | |
| 145 | |
| 146 virtual void MovePreview(const ScenePoint2D& delta) = 0; | |
| 147 | |
| 148 virtual void MoveDone(const ScenePoint2D& delta) = 0; | |
| 149 }; | |
| 150 | |
| 151 | |
| 152 class AnnotationsSceneLayer::Annotation : public boost::noncopyable | |
| 153 { | |
| 154 private: | |
| 155 typedef std::list<GeometricPrimitive*> GeometricPrimitives; | |
| 156 | |
| 157 AnnotationsSceneLayer& that_; | |
| 158 GeometricPrimitives primitives_; | |
| 159 | |
| 160 public: | |
| 161 Annotation(AnnotationsSceneLayer& that) : | |
| 162 that_(that) | |
| 163 { | |
| 164 that.AddAnnotation(this); | |
| 165 } | |
| 166 | |
| 167 virtual ~Annotation() | |
| 168 { | |
| 169 for (GeometricPrimitives::iterator it = primitives_.begin(); it != primitives_.end(); ++it) | |
| 170 { | |
| 171 that_.DeletePrimitive(*it); | |
| 172 } | |
| 173 } | |
| 174 | |
| 175 GeometricPrimitive* AddPrimitive(GeometricPrimitive* primitive) | |
| 176 { | |
| 177 if (primitive == NULL) | |
| 178 { | |
| 179 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer); | |
| 180 } | |
| 181 else | |
| 182 { | |
| 183 assert(that_.primitives_.find(primitive) == that_.primitives_.end()); | |
| 184 primitives_.push_back(primitive); // For automated deallocation | |
| 185 that_.primitives_.insert(primitive); | |
| 186 return primitive; | |
| 187 } | |
| 188 } | |
| 189 | |
| 190 template <typename T> | |
| 191 T& AddTypedPrimitive(T* primitive) | |
| 192 { | |
| 193 AddPrimitive(primitive); | |
| 194 return *primitive; | |
| 195 } | |
| 196 | |
| 197 virtual void SignalMove(GeometricPrimitive& primitive) = 0; | |
| 198 | |
| 199 virtual void Serialize(Json::Value& target) = 0; | |
| 200 }; | |
| 201 | |
| 202 | |
| 203 class AnnotationsSceneLayer::Handle : public GeometricPrimitive | |
| 204 { | |
| 205 private: | |
| 206 ScenePoint2D center_; | |
| 207 ScenePoint2D delta_; | |
| 208 | |
| 209 public: | |
| 210 explicit Handle(Annotation& parentAnnotation, | |
| 211 const ScenePoint2D& center) : | |
| 212 GeometricPrimitive(parentAnnotation, 0), // Highest priority | |
| 213 center_(center), | |
| 214 delta_(0, 0) | |
| 215 { | |
| 216 } | |
| 217 | |
| 218 void SetSize(unsigned int size) | |
| 219 { | |
| 220 SetModified(true); | |
| 221 } | |
| 222 | |
| 223 void SetCenter(const ScenePoint2D& center) | |
| 224 { | |
| 225 SetModified(true); | |
| 226 center_ = center; | |
| 227 delta_ = ScenePoint2D(0, 0); | |
| 228 } | |
| 229 | |
| 230 ScenePoint2D GetCenter() const | |
| 231 { | |
| 232 return center_ + delta_; | |
| 233 } | |
| 234 | |
| 235 virtual bool IsHit(const ScenePoint2D& p, | |
|
1809
79a5838739a6
starting the integration of AnnotationsSceneLayer into Stone Web viewer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1806
diff
changeset
|
236 const Scene2D& scene) const ORTHANC_OVERRIDE |
| 1804 | 237 { |
| 238 const double zoom = scene.GetSceneToCanvasTransform().ComputeZoom(); | |
| 239 | |
| 240 double dx = (center_.GetX() + delta_.GetX() - p.GetX()) * zoom; | |
| 241 double dy = (center_.GetY() + delta_.GetY() - p.GetY()) * zoom; | |
| 242 | |
| 243 return (std::abs(dx) <= HANDLE_SIZE / 2.0 && | |
| 244 std::abs(dy) <= HANDLE_SIZE / 2.0); | |
| 245 } | |
| 246 | |
| 247 virtual void RenderPolylineLayer(PolylineSceneLayer& polyline, | |
| 248 const Scene2D& scene) ORTHANC_OVERRIDE | |
| 249 { | |
| 250 const double zoom = scene.GetSceneToCanvasTransform().ComputeZoom(); | |
| 251 | |
| 252 // TODO: take DPI into account | |
| 253 double x1 = center_.GetX() + delta_.GetX() - (HANDLE_SIZE / 2.0) / zoom; | |
| 254 double y1 = center_.GetY() + delta_.GetY() - (HANDLE_SIZE / 2.0) / zoom; | |
| 255 double x2 = center_.GetX() + delta_.GetX() + (HANDLE_SIZE / 2.0) / zoom; | |
| 256 double y2 = center_.GetY() + delta_.GetY() + (HANDLE_SIZE / 2.0) / zoom; | |
| 257 | |
| 258 PolylineSceneLayer::Chain chain; | |
| 259 chain.reserve(4); | |
| 260 chain.push_back(ScenePoint2D(x1, y1)); | |
| 261 chain.push_back(ScenePoint2D(x2, y1)); | |
| 262 chain.push_back(ScenePoint2D(x2, y2)); | |
| 263 chain.push_back(ScenePoint2D(x1, y2)); | |
| 264 | |
| 265 if (IsHover()) | |
| 266 { | |
| 267 polyline.AddChain(chain, true /* closed */, GetHoverColor()); | |
| 268 } | |
| 269 else | |
| 270 { | |
| 271 polyline.AddChain(chain, true /* closed */, GetColor()); | |
| 272 } | |
| 273 } | |
| 274 | |
| 275 virtual void RenderOtherLayers(MacroSceneLayer& macro, | |
| 276 const Scene2D& scene) ORTHANC_OVERRIDE | |
| 277 { | |
| 278 } | |
| 279 | |
| 280 virtual void MovePreview(const ScenePoint2D& delta) ORTHANC_OVERRIDE | |
| 281 { | |
| 282 SetModified(true); | |
| 283 delta_ = delta; | |
| 284 GetParentAnnotation().SignalMove(*this); | |
| 285 } | |
| 286 | |
| 287 virtual void MoveDone(const ScenePoint2D& delta) ORTHANC_OVERRIDE | |
| 288 { | |
| 289 SetModified(true); | |
| 290 center_ = center_ + delta; | |
| 291 delta_ = ScenePoint2D(0, 0); | |
| 292 GetParentAnnotation().SignalMove(*this); | |
| 293 } | |
| 294 }; | |
| 295 | |
| 296 | |
| 297 class AnnotationsSceneLayer::Segment : public GeometricPrimitive | |
| 298 { | |
| 299 private: | |
| 300 ScenePoint2D p1_; | |
| 301 ScenePoint2D p2_; | |
| 302 ScenePoint2D delta_; | |
| 303 | |
| 304 public: | |
| 305 Segment(Annotation& parentAnnotation, | |
| 306 const ScenePoint2D& p1, | |
| 307 const ScenePoint2D& p2) : | |
| 308 GeometricPrimitive(parentAnnotation, 1), // Can only be selected if no handle matches | |
| 309 p1_(p1), | |
| 310 p2_(p2), | |
| 311 delta_(0, 0) | |
| 312 { | |
| 313 } | |
| 314 | |
| 315 void SetPosition(const ScenePoint2D& p1, | |
| 316 const ScenePoint2D& p2) | |
| 317 { | |
| 318 SetModified(true); | |
| 319 p1_ = p1; | |
| 320 p2_ = p2; | |
| 321 delta_ = ScenePoint2D(0, 0); | |
| 322 } | |
| 323 | |
| 324 ScenePoint2D GetPosition1() const | |
| 325 { | |
| 326 return p1_ + delta_; | |
| 327 } | |
| 328 | |
| 329 ScenePoint2D GetPosition2() const | |
| 330 { | |
| 331 return p2_ + delta_; | |
| 332 } | |
| 333 | |
| 334 virtual bool IsHit(const ScenePoint2D& p, | |
|
1809
79a5838739a6
starting the integration of AnnotationsSceneLayer into Stone Web viewer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1806
diff
changeset
|
335 const Scene2D& scene) const ORTHANC_OVERRIDE |
| 1804 | 336 { |
| 337 const double zoom = scene.GetSceneToCanvasTransform().ComputeZoom(); | |
| 338 return (ScenePoint2D::SquaredDistancePtSegment(p1_ + delta_, p2_ + delta_, p) * zoom * zoom <= | |
| 339 (HANDLE_SIZE / 2.0) * (HANDLE_SIZE / 2.0)); | |
| 340 } | |
| 341 | |
| 342 virtual void RenderPolylineLayer(PolylineSceneLayer& polyline, | |
| 343 const Scene2D& scene) ORTHANC_OVERRIDE | |
| 344 { | |
| 345 PolylineSceneLayer::Chain chain; | |
| 346 chain.reserve(2); | |
| 347 chain.push_back(p1_ + delta_); | |
| 348 chain.push_back(p2_ + delta_); | |
| 349 | |
| 350 if (IsHover()) | |
| 351 { | |
| 352 polyline.AddChain(chain, false /* closed */, GetHoverColor()); | |
| 353 } | |
| 354 else | |
| 355 { | |
| 356 polyline.AddChain(chain, false /* closed */, GetColor()); | |
| 357 } | |
| 358 } | |
| 359 | |
| 360 virtual void RenderOtherLayers(MacroSceneLayer& macro, | |
| 361 const Scene2D& scene) ORTHANC_OVERRIDE | |
| 362 { | |
| 363 } | |
| 364 | |
| 365 virtual void MovePreview(const ScenePoint2D& delta) ORTHANC_OVERRIDE | |
| 366 { | |
| 367 SetModified(true); | |
| 368 delta_ = delta; | |
| 369 GetParentAnnotation().SignalMove(*this); | |
| 370 } | |
| 371 | |
| 372 virtual void MoveDone(const ScenePoint2D& delta) ORTHANC_OVERRIDE | |
| 373 { | |
| 374 SetModified(true); | |
| 375 p1_ = p1_ + delta; | |
| 376 p2_ = p2_ + delta; | |
| 377 delta_ = ScenePoint2D(0, 0); | |
| 378 GetParentAnnotation().SignalMove(*this); | |
| 379 } | |
| 380 }; | |
| 381 | |
| 382 | |
| 383 class AnnotationsSceneLayer::Circle : public GeometricPrimitive | |
| 384 { | |
| 385 private: | |
| 386 ScenePoint2D p1_; | |
| 387 ScenePoint2D p2_; | |
| 388 | |
| 389 public: | |
| 390 Circle(Annotation& parentAnnotation, | |
| 391 const ScenePoint2D& p1, | |
| 392 const ScenePoint2D& p2) : | |
| 393 GeometricPrimitive(parentAnnotation, 2), | |
| 394 p1_(p1), | |
| 395 p2_(p2) | |
| 396 { | |
| 397 } | |
| 398 | |
| 399 void SetPosition(const ScenePoint2D& p1, | |
| 400 const ScenePoint2D& p2) | |
| 401 { | |
| 402 SetModified(true); | |
| 403 p1_ = p1; | |
| 404 p2_ = p2; | |
| 405 } | |
| 406 | |
| 407 ScenePoint2D GetPosition1() const | |
| 408 { | |
| 409 return p1_; | |
| 410 } | |
| 411 | |
| 412 ScenePoint2D GetPosition2() const | |
| 413 { | |
| 414 return p2_; | |
| 415 } | |
| 416 | |
| 417 virtual bool IsHit(const ScenePoint2D& p, | |
|
1809
79a5838739a6
starting the integration of AnnotationsSceneLayer into Stone Web viewer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1806
diff
changeset
|
418 const Scene2D& scene) const ORTHANC_OVERRIDE |
| 1804 | 419 { |
| 420 return false; | |
| 421 } | |
| 422 | |
| 423 virtual void RenderPolylineLayer(PolylineSceneLayer& polyline, | |
| 424 const Scene2D& scene) ORTHANC_OVERRIDE | |
| 425 { | |
| 426 static unsigned int NUM_SEGMENTS = 128; | |
| 427 | |
| 428 ScenePoint2D middle((p1_.GetX() + p2_.GetX()) / 2.0, | |
| 429 (p1_.GetY() + p2_.GetY()) / 2.0); | |
| 430 | |
| 431 const double radius = ScenePoint2D::DistancePtPt(middle, p1_); | |
| 432 | |
| 433 double increment = 2.0 * PI / static_cast<double>(NUM_SEGMENTS - 1); | |
| 434 | |
| 435 PolylineSceneLayer::Chain chain; | |
| 436 chain.reserve(NUM_SEGMENTS); | |
| 437 | |
| 438 double theta = 0; | |
| 439 for (unsigned int i = 0; i < NUM_SEGMENTS; i++) | |
| 440 { | |
| 441 chain.push_back(ScenePoint2D(middle.GetX() + radius * cos(theta), | |
| 442 middle.GetY() + radius * sin(theta))); | |
| 443 theta += increment; | |
| 444 } | |
| 445 | |
| 446 if (IsHover()) | |
| 447 { | |
| 448 polyline.AddChain(chain, false /* closed */, GetHoverColor()); | |
| 449 } | |
| 450 else | |
| 451 { | |
| 452 polyline.AddChain(chain, false /* closed */, GetColor()); | |
| 453 } | |
| 454 } | |
| 455 | |
| 456 virtual void RenderOtherLayers(MacroSceneLayer& macro, | |
| 457 const Scene2D& scene) ORTHANC_OVERRIDE | |
| 458 { | |
| 459 } | |
| 460 | |
| 461 virtual void MovePreview(const ScenePoint2D& delta) ORTHANC_OVERRIDE | |
| 462 { | |
| 463 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); // No hit is possible | |
| 464 } | |
| 465 | |
| 466 virtual void MoveDone(const ScenePoint2D& delta) ORTHANC_OVERRIDE | |
| 467 { | |
| 468 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); // No hit is possible | |
| 469 } | |
| 470 }; | |
| 471 | |
| 472 | |
| 473 class AnnotationsSceneLayer::Arc : public GeometricPrimitive | |
| 474 { | |
| 475 private: | |
| 476 ScenePoint2D start_; | |
| 477 ScenePoint2D middle_; | |
| 478 ScenePoint2D end_; | |
| 479 double radius_; // in pixels | |
| 480 | |
| 481 void ComputeAngles(double& fullAngle, | |
| 482 double& startAngle, | |
| 483 double& endAngle) const | |
| 484 { | |
| 485 const double x1 = start_.GetX(); | |
| 486 const double y1 = start_.GetY(); | |
| 487 const double xc = middle_.GetX(); | |
| 488 const double yc = middle_.GetY(); | |
| 489 const double x2 = end_.GetX(); | |
| 490 const double y2 = end_.GetY(); | |
| 491 | |
| 492 startAngle = atan2(y1 - yc, x1 - xc); | |
| 493 endAngle = atan2(y2 - yc, x2 - xc); | |
| 494 | |
| 495 fullAngle = endAngle - startAngle; | |
| 496 | |
| 497 while (fullAngle < -PI) | |
| 498 { | |
| 499 fullAngle += 2.0 * PI; | |
| 500 } | |
| 501 | |
| 502 while (fullAngle >= PI) | |
| 503 { | |
| 504 fullAngle -= 2.0 * PI; | |
| 505 } | |
| 506 } | |
| 507 | |
| 508 public: | |
| 509 Arc(Annotation& parentAnnotation, | |
| 510 const ScenePoint2D& start, | |
| 511 const ScenePoint2D& middle, | |
| 512 const ScenePoint2D& end) : | |
| 513 GeometricPrimitive(parentAnnotation, 2), | |
| 514 start_(start), | |
| 515 middle_(middle), | |
| 516 end_(end), | |
| 517 radius_(20) | |
| 518 { | |
| 519 } | |
| 520 | |
| 521 double GetAngle() const | |
| 522 { | |
| 523 double fullAngle, startAngle, endAngle; | |
| 524 ComputeAngles(fullAngle, startAngle, endAngle); | |
| 525 return fullAngle; | |
| 526 } | |
| 527 | |
| 528 void SetStart(const ScenePoint2D& p) | |
| 529 { | |
| 530 SetModified(true); | |
| 531 start_ = p; | |
| 532 } | |
| 533 | |
| 534 void SetMiddle(const ScenePoint2D& p) | |
| 535 { | |
| 536 SetModified(true); | |
| 537 middle_ = p; | |
| 538 } | |
| 539 | |
| 540 void SetEnd(const ScenePoint2D& p) | |
| 541 { | |
| 542 SetModified(true); | |
| 543 end_ = p; | |
| 544 } | |
| 545 | |
| 546 virtual bool IsHit(const ScenePoint2D& p, | |
|
1809
79a5838739a6
starting the integration of AnnotationsSceneLayer into Stone Web viewer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1806
diff
changeset
|
547 const Scene2D& scene) const ORTHANC_OVERRIDE |
| 1804 | 548 { |
| 549 return false; | |
| 550 } | |
| 551 | |
| 552 virtual void RenderPolylineLayer(PolylineSceneLayer& polyline, | |
| 553 const Scene2D& scene) ORTHANC_OVERRIDE | |
| 554 { | |
| 555 static unsigned int NUM_SEGMENTS = 64; | |
| 556 | |
| 557 const double radius = radius_ / scene.GetSceneToCanvasTransform().ComputeZoom(); | |
| 558 | |
| 559 double fullAngle, startAngle, endAngle; | |
| 560 ComputeAngles(fullAngle, startAngle, endAngle); | |
| 561 | |
| 562 double increment = fullAngle / static_cast<double>(NUM_SEGMENTS - 1); | |
| 563 | |
| 564 PolylineSceneLayer::Chain chain; | |
| 565 chain.reserve(NUM_SEGMENTS); | |
| 566 | |
| 567 double theta = startAngle; | |
| 568 for (unsigned int i = 0; i < NUM_SEGMENTS; i++) | |
| 569 { | |
| 570 chain.push_back(ScenePoint2D(middle_.GetX() + radius * cos(theta), | |
| 571 middle_.GetY() + radius * sin(theta))); | |
| 572 theta += increment; | |
| 573 } | |
| 574 | |
| 575 if (IsHover()) | |
| 576 { | |
| 577 polyline.AddChain(chain, false /* closed */, GetHoverColor()); | |
| 578 } | |
| 579 else | |
| 580 { | |
| 581 polyline.AddChain(chain, false /* closed */, GetColor()); | |
| 582 } | |
| 583 } | |
| 584 | |
| 585 virtual void RenderOtherLayers(MacroSceneLayer& macro, | |
| 586 const Scene2D& scene) ORTHANC_OVERRIDE | |
| 587 { | |
| 588 } | |
| 589 | |
| 590 virtual void MovePreview(const ScenePoint2D& delta) ORTHANC_OVERRIDE | |
| 591 { | |
| 592 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); // No hit is possible | |
| 593 } | |
| 594 | |
| 595 virtual void MoveDone(const ScenePoint2D& delta) ORTHANC_OVERRIDE | |
| 596 { | |
| 597 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); // No hit is possible | |
| 598 } | |
| 599 }; | |
| 600 | |
| 601 | |
| 602 class AnnotationsSceneLayer::Text : public GeometricPrimitive | |
| 603 { | |
| 604 private: | |
| 605 AnnotationsSceneLayer& that_; | |
| 606 bool first_; | |
| 607 size_t subLayer_; | |
| 608 std::unique_ptr<TextSceneLayer> content_; | |
| 609 | |
| 610 public: | |
| 611 Text(AnnotationsSceneLayer& that, | |
| 612 Annotation& parentAnnotation) : | |
| 613 GeometricPrimitive(parentAnnotation, 2), | |
| 614 that_(that), | |
| 615 first_(true) | |
| 616 { | |
| 617 } | |
| 618 | |
| 619 virtual ~Text() | |
| 620 { | |
| 621 if (!first_) | |
| 622 { | |
| 623 that_.TagSubLayerToRemove(subLayer_); | |
| 624 } | |
| 625 } | |
| 626 | |
| 627 void SetContent(const TextSceneLayer& content) | |
| 628 { | |
| 629 SetModified(true); | |
| 630 content_.reset(dynamic_cast<TextSceneLayer*>(content.Clone())); | |
| 631 } | |
| 632 | |
| 633 virtual bool IsHit(const ScenePoint2D& p, | |
|
1809
79a5838739a6
starting the integration of AnnotationsSceneLayer into Stone Web viewer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1806
diff
changeset
|
634 const Scene2D& scene) const ORTHANC_OVERRIDE |
| 1804 | 635 { |
| 636 return false; | |
| 637 } | |
| 638 | |
| 639 virtual void RenderPolylineLayer(PolylineSceneLayer& polyline, | |
| 640 const Scene2D& scene) ORTHANC_OVERRIDE | |
| 641 { | |
| 642 } | |
| 643 | |
| 644 virtual void RenderOtherLayers(MacroSceneLayer& macro, | |
| 645 const Scene2D& scene) ORTHANC_OVERRIDE | |
| 646 { | |
| 647 if (content_.get() != NULL) | |
| 648 { | |
| 649 std::unique_ptr<TextSceneLayer> layer(reinterpret_cast<TextSceneLayer*>(content_->Clone())); | |
| 650 | |
| 651 layer->SetColor(IsHover() ? GetHoverColor() : GetColor()); | |
| 652 | |
| 653 if (first_) | |
| 654 { | |
| 655 subLayer_ = macro.AddLayer(layer.release()); | |
| 656 first_ = false; | |
| 657 } | |
| 658 else | |
| 659 { | |
| 660 macro.UpdateLayer(subLayer_, layer.release()); | |
| 661 } | |
| 662 } | |
| 663 } | |
| 664 | |
| 665 virtual void MovePreview(const ScenePoint2D& delta) ORTHANC_OVERRIDE | |
| 666 { | |
| 667 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); // No hit is possible | |
| 668 } | |
| 669 | |
| 670 virtual void MoveDone(const ScenePoint2D& delta) ORTHANC_OVERRIDE | |
| 671 { | |
| 672 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); // No hit is possible | |
| 673 } | |
| 674 }; | |
| 675 | |
| 676 | |
| 677 class AnnotationsSceneLayer::EditPrimitiveTracker : public IFlexiblePointerTracker | |
| 678 { | |
| 679 private: | |
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680 AnnotationsSceneLayer& that_; |
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681 GeometricPrimitive& primitive_; |
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682 ScenePoint2D sceneClick_; |
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683 AffineTransform2D canvasToScene_; |
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684 bool alive_; |
| 1804 | 685 |
| 686 public: | |
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687 EditPrimitiveTracker(AnnotationsSceneLayer& that, |
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688 GeometricPrimitive& primitive, |
| 1804 | 689 const ScenePoint2D& sceneClick, |
| 690 const AffineTransform2D& canvasToScene) : | |
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691 that_(that), |
| 1804 | 692 primitive_(primitive), |
| 693 sceneClick_(sceneClick), | |
| 694 canvasToScene_(canvasToScene), | |
| 695 alive_(true) | |
| 696 { | |
| 697 } | |
| 698 | |
| 699 virtual void PointerMove(const PointerEvent& event) ORTHANC_OVERRIDE | |
| 700 { | |
| 701 primitive_.MovePreview(event.GetMainPosition().Apply(canvasToScene_) - sceneClick_); | |
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702 that_.BroadcastMessage(AnnotationChangedMessage(that_)); |
| 1804 | 703 } |
| 704 | |
| 705 virtual void PointerUp(const PointerEvent& event) ORTHANC_OVERRIDE | |
| 706 { | |
| 707 primitive_.MoveDone(event.GetMainPosition().Apply(canvasToScene_) - sceneClick_); | |
| 708 alive_ = false; | |
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709 that_.BroadcastMessage(AnnotationChangedMessage(that_)); |
| 1804 | 710 } |
| 711 | |
| 712 virtual void PointerDown(const PointerEvent& event) ORTHANC_OVERRIDE | |
| 713 { | |
| 714 } | |
| 715 | |
| 716 virtual bool IsAlive() const ORTHANC_OVERRIDE | |
| 717 { | |
| 718 return alive_; | |
| 719 } | |
| 720 | |
| 721 virtual void Cancel() ORTHANC_OVERRIDE | |
| 722 { | |
| 723 primitive_.MoveDone(ScenePoint2D(0, 0)); | |
| 724 } | |
| 725 }; | |
| 726 | |
| 727 | |
| 728 class AnnotationsSceneLayer::SegmentAnnotation : public Annotation | |
| 729 { | |
| 730 private: | |
| 731 bool showLabel_; | |
| 732 Handle& handle1_; | |
| 733 Handle& handle2_; | |
| 734 Segment& segment_; | |
| 735 Text& label_; | |
| 736 | |
| 737 void UpdateLabel() | |
| 738 { | |
| 739 if (showLabel_) | |
| 740 { | |
| 741 TextSceneLayer content; | |
| 742 | |
| 743 double x1 = handle1_.GetCenter().GetX(); | |
| 744 double y1 = handle1_.GetCenter().GetY(); | |
| 745 double x2 = handle2_.GetCenter().GetX(); | |
| 746 double y2 = handle2_.GetCenter().GetY(); | |
| 747 | |
| 748 // Put the label to the right of the right-most handle | |
| 749 if (x1 < x2) | |
| 750 { | |
| 751 content.SetPosition(x2, y2); | |
| 752 } | |
| 753 else | |
| 754 { | |
| 755 content.SetPosition(x1, y1); | |
| 756 } | |
| 757 | |
| 758 content.SetAnchor(BitmapAnchor_CenterLeft); | |
| 759 content.SetBorder(10); | |
| 760 | |
| 761 double dx = x1 - x2; | |
| 762 double dy = y1 - y2; | |
| 763 char buf[32]; | |
| 764 sprintf(buf, "%0.2f cm", sqrt(dx * dx + dy * dy) / 10.0); | |
| 765 content.SetText(buf); | |
| 766 | |
| 767 label_.SetContent(content); | |
| 768 } | |
| 769 } | |
| 770 | |
| 771 public: | |
| 772 SegmentAnnotation(AnnotationsSceneLayer& that, | |
| 773 bool showLabel, | |
| 774 const ScenePoint2D& p1, | |
| 775 const ScenePoint2D& p2) : | |
| 776 Annotation(that), | |
| 777 showLabel_(showLabel), | |
| 778 handle1_(AddTypedPrimitive<Handle>(new Handle(*this, p1))), | |
| 779 handle2_(AddTypedPrimitive<Handle>(new Handle(*this, p2))), | |
| 780 segment_(AddTypedPrimitive<Segment>(new Segment(*this, p1, p2))), | |
| 781 label_(AddTypedPrimitive<Text>(new Text(that, *this))) | |
| 782 { | |
| 783 label_.SetColor(Color(255, 0, 0)); | |
| 784 UpdateLabel(); | |
| 785 } | |
| 786 | |
| 787 Handle& GetHandle1() const | |
| 788 { | |
| 789 return handle1_; | |
| 790 } | |
| 791 | |
| 792 Handle& GetHandle2() const | |
| 793 { | |
| 794 return handle2_; | |
| 795 } | |
| 796 | |
| 797 virtual void SignalMove(GeometricPrimitive& primitive) ORTHANC_OVERRIDE | |
| 798 { | |
| 799 if (&primitive == &handle1_ || | |
| 800 &primitive == &handle2_) | |
| 801 { | |
| 802 segment_.SetPosition(handle1_.GetCenter(), handle2_.GetCenter()); | |
| 803 } | |
| 804 else if (&primitive == &segment_) | |
| 805 { | |
| 806 handle1_.SetCenter(segment_.GetPosition1()); | |
| 807 handle2_.SetCenter(segment_.GetPosition2()); | |
| 808 } | |
| 809 | |
| 810 UpdateLabel(); | |
| 811 } | |
| 812 | |
| 813 virtual void Serialize(Json::Value& target) ORTHANC_OVERRIDE | |
| 814 { | |
| 815 target = Json::objectValue; | |
| 816 target[KEY_TYPE] = VALUE_SEGMENT; | |
| 817 target[KEY_X1] = handle1_.GetCenter().GetX(); | |
| 818 target[KEY_Y1] = handle1_.GetCenter().GetY(); | |
| 819 target[KEY_X2] = handle2_.GetCenter().GetX(); | |
| 820 target[KEY_Y2] = handle2_.GetCenter().GetY(); | |
| 821 } | |
| 822 | |
| 823 static void Unserialize(AnnotationsSceneLayer& target, | |
| 824 const Json::Value& source) | |
| 825 { | |
| 826 if (source.isMember(KEY_X1) && | |
| 827 source.isMember(KEY_Y1) && | |
| 828 source.isMember(KEY_X2) && | |
| 829 source.isMember(KEY_Y2) && | |
| 830 source[KEY_X1].isNumeric() && | |
| 831 source[KEY_Y1].isNumeric() && | |
| 832 source[KEY_X2].isNumeric() && | |
| 833 source[KEY_Y2].isNumeric()) | |
| 834 { | |
| 835 new SegmentAnnotation(target, true, | |
| 836 ScenePoint2D(source[KEY_X1].asDouble(), source[KEY_Y1].asDouble()), | |
| 837 ScenePoint2D(source[KEY_X2].asDouble(), source[KEY_Y2].asDouble())); | |
| 838 } | |
| 839 else | |
| 840 { | |
| 841 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat, "Cannot unserialize an segment annotation"); | |
| 842 } | |
| 843 } | |
| 844 }; | |
| 845 | |
| 846 | |
| 847 class AnnotationsSceneLayer::AngleAnnotation : public Annotation | |
| 848 { | |
| 849 private: | |
| 850 Handle& startHandle_; | |
| 851 Handle& middleHandle_; | |
| 852 Handle& endHandle_; | |
| 853 Segment& segment1_; | |
| 854 Segment& segment2_; | |
| 855 Arc& arc_; | |
| 856 Text& label_; | |
| 857 | |
| 858 void UpdateLabel() | |
| 859 { | |
| 860 TextSceneLayer content; | |
| 861 | |
| 862 const double x1 = startHandle_.GetCenter().GetX(); | |
| 863 const double x2 = middleHandle_.GetCenter().GetX(); | |
| 864 const double y2 = middleHandle_.GetCenter().GetY(); | |
| 865 const double x3 = endHandle_.GetCenter().GetX(); | |
| 866 | |
| 867 if (x2 < x1 && | |
| 868 x2 < x3) | |
| 869 { | |
| 870 content.SetAnchor(BitmapAnchor_CenterRight); | |
| 871 } | |
| 872 else | |
| 873 { | |
| 874 content.SetAnchor(BitmapAnchor_CenterLeft); | |
| 875 } | |
| 876 | |
| 877 content.SetPosition(x2, y2); | |
| 878 content.SetBorder(10); | |
| 879 | |
| 880 char buf[32]; | |
| 881 sprintf(buf, "%.01f%c%c", std::abs(arc_.GetAngle()) / PI * 180.0, | |
| 882 0xc2, 0xb0 /* two bytes corresponding to degree symbol in UTF-8 */); | |
| 883 content.SetText(buf); | |
| 884 | |
| 885 label_.SetContent(content); | |
| 886 } | |
| 887 | |
| 888 public: | |
| 889 AngleAnnotation(AnnotationsSceneLayer& that, | |
| 890 const ScenePoint2D& start, | |
| 891 const ScenePoint2D& middle, | |
| 892 const ScenePoint2D& end) : | |
| 893 Annotation(that), | |
| 894 startHandle_(AddTypedPrimitive<Handle>(new Handle(*this, start))), | |
| 895 middleHandle_(AddTypedPrimitive<Handle>(new Handle(*this, middle))), | |
| 896 endHandle_(AddTypedPrimitive<Handle>(new Handle(*this, end))), | |
| 897 segment1_(AddTypedPrimitive<Segment>(new Segment(*this, start, middle))), | |
| 898 segment2_(AddTypedPrimitive<Segment>(new Segment(*this, middle, end))), | |
| 899 arc_(AddTypedPrimitive<Arc>(new Arc(*this, start, middle, end))), | |
| 900 label_(AddTypedPrimitive<Text>(new Text(that, *this))) | |
| 901 { | |
| 902 label_.SetColor(Color(255, 0, 0)); | |
| 903 UpdateLabel(); | |
| 904 } | |
| 905 | |
| 906 Handle& GetEndHandle() const | |
| 907 { | |
| 908 return endHandle_; | |
| 909 } | |
| 910 | |
| 911 virtual void SignalMove(GeometricPrimitive& primitive) ORTHANC_OVERRIDE | |
| 912 { | |
| 913 if (&primitive == &startHandle_) | |
| 914 { | |
| 915 segment1_.SetPosition(startHandle_.GetCenter(), middleHandle_.GetCenter()); | |
| 916 arc_.SetStart(startHandle_.GetCenter()); | |
| 917 } | |
| 918 else if (&primitive == &middleHandle_) | |
| 919 { | |
| 920 segment1_.SetPosition(startHandle_.GetCenter(), middleHandle_.GetCenter()); | |
| 921 segment2_.SetPosition(middleHandle_.GetCenter(), endHandle_.GetCenter()); | |
| 922 arc_.SetMiddle(middleHandle_.GetCenter()); | |
| 923 } | |
| 924 else if (&primitive == &endHandle_) | |
| 925 { | |
| 926 segment2_.SetPosition(middleHandle_.GetCenter(), endHandle_.GetCenter()); | |
| 927 arc_.SetEnd(endHandle_.GetCenter()); | |
| 928 } | |
| 929 else if (&primitive == &segment1_) | |
| 930 { | |
| 931 startHandle_.SetCenter(segment1_.GetPosition1()); | |
| 932 middleHandle_.SetCenter(segment1_.GetPosition2()); | |
| 933 segment2_.SetPosition(segment1_.GetPosition2(), segment2_.GetPosition2()); | |
| 934 arc_.SetStart(segment1_.GetPosition1()); | |
| 935 arc_.SetMiddle(segment1_.GetPosition2()); | |
| 936 } | |
| 937 else if (&primitive == &segment2_) | |
| 938 { | |
| 939 middleHandle_.SetCenter(segment2_.GetPosition1()); | |
| 940 endHandle_.SetCenter(segment2_.GetPosition2()); | |
| 941 segment1_.SetPosition(segment1_.GetPosition1(), segment2_.GetPosition1()); | |
| 942 arc_.SetMiddle(segment2_.GetPosition1()); | |
| 943 arc_.SetEnd(segment2_.GetPosition2()); | |
| 944 } | |
| 945 | |
| 946 UpdateLabel(); | |
| 947 } | |
| 948 | |
| 949 virtual void Serialize(Json::Value& target) ORTHANC_OVERRIDE | |
| 950 { | |
| 951 target = Json::objectValue; | |
| 952 target[KEY_TYPE] = VALUE_ANGLE; | |
| 953 target[KEY_X1] = startHandle_.GetCenter().GetX(); | |
| 954 target[KEY_Y1] = startHandle_.GetCenter().GetY(); | |
| 955 target[KEY_X2] = middleHandle_.GetCenter().GetX(); | |
| 956 target[KEY_Y2] = middleHandle_.GetCenter().GetY(); | |
| 957 target[KEY_X3] = endHandle_.GetCenter().GetX(); | |
| 958 target[KEY_Y3] = endHandle_.GetCenter().GetY(); | |
| 959 } | |
| 960 | |
| 961 static void Unserialize(AnnotationsSceneLayer& target, | |
| 962 const Json::Value& source) | |
| 963 { | |
| 964 if (source.isMember(KEY_X1) && | |
| 965 source.isMember(KEY_Y1) && | |
| 966 source.isMember(KEY_X2) && | |
| 967 source.isMember(KEY_Y2) && | |
| 968 source.isMember(KEY_X3) && | |
| 969 source.isMember(KEY_Y3) && | |
| 970 source[KEY_X1].isNumeric() && | |
| 971 source[KEY_Y1].isNumeric() && | |
| 972 source[KEY_X2].isNumeric() && | |
| 973 source[KEY_Y2].isNumeric() && | |
| 974 source[KEY_X3].isNumeric() && | |
| 975 source[KEY_Y3].isNumeric()) | |
| 976 { | |
| 977 new AngleAnnotation(target, | |
| 978 ScenePoint2D(source[KEY_X1].asDouble(), source[KEY_Y1].asDouble()), | |
| 979 ScenePoint2D(source[KEY_X2].asDouble(), source[KEY_Y2].asDouble()), | |
| 980 ScenePoint2D(source[KEY_X3].asDouble(), source[KEY_Y3].asDouble())); | |
| 981 } | |
| 982 else | |
| 983 { | |
| 984 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat, "Cannot unserialize an angle annotation"); | |
| 985 } | |
| 986 } | |
| 987 }; | |
| 988 | |
| 989 | |
| 990 class AnnotationsSceneLayer::CircleAnnotation : public Annotation | |
| 991 { | |
| 992 private: | |
| 993 Handle& handle1_; | |
| 994 Handle& handle2_; | |
| 995 Segment& segment_; | |
| 996 Circle& circle_; | |
| 997 Text& label_; | |
| 998 | |
| 999 void UpdateLabel() | |
| 1000 { | |
| 1001 TextSceneLayer content; | |
| 1002 | |
| 1003 double x1 = handle1_.GetCenter().GetX(); | |
| 1004 double y1 = handle1_.GetCenter().GetY(); | |
| 1005 double x2 = handle2_.GetCenter().GetX(); | |
| 1006 double y2 = handle2_.GetCenter().GetY(); | |
| 1007 | |
| 1008 // Put the label to the right of the right-most handle | |
| 1009 if (x1 < x2) | |
| 1010 { | |
| 1011 content.SetPosition(x2, y2); | |
| 1012 } | |
| 1013 else | |
| 1014 { | |
| 1015 content.SetPosition(x1, y1); | |
| 1016 } | |
| 1017 | |
| 1018 content.SetAnchor(BitmapAnchor_CenterLeft); | |
| 1019 content.SetBorder(10); | |
| 1020 | |
| 1021 double dx = x1 - x2; | |
| 1022 double dy = y1 - y2; | |
| 1023 double diameter = sqrt(dx * dx + dy * dy); // in millimeters | |
| 1024 | |
| 1025 double area = PI * diameter * diameter / 4.0; | |
| 1026 | |
| 1027 char buf[32]; | |
| 1028 sprintf(buf, "%0.2f cm\n%0.2f cm%c%c", | |
| 1029 diameter / 10.0, | |
| 1030 area / 100.0, | |
| 1031 0xc2, 0xb2 /* two bytes corresponding to two power in UTF-8 */); | |
| 1032 content.SetText(buf); | |
| 1033 | |
| 1034 label_.SetContent(content); | |
| 1035 } | |
| 1036 | |
| 1037 public: | |
| 1038 CircleAnnotation(AnnotationsSceneLayer& that, | |
| 1039 const ScenePoint2D& p1, | |
| 1040 const ScenePoint2D& p2) : | |
| 1041 Annotation(that), | |
| 1042 handle1_(AddTypedPrimitive<Handle>(new Handle(*this, p1))), | |
| 1043 handle2_(AddTypedPrimitive<Handle>(new Handle(*this, p2))), | |
| 1044 segment_(AddTypedPrimitive<Segment>(new Segment(*this, p1, p2))), | |
| 1045 circle_(AddTypedPrimitive<Circle>(new Circle(*this, p1, p2))), | |
| 1046 label_(AddTypedPrimitive<Text>(new Text(that, *this))) | |
| 1047 { | |
| 1048 label_.SetColor(Color(255, 0, 0)); | |
| 1049 UpdateLabel(); | |
| 1050 } | |
| 1051 | |
| 1052 Handle& GetHandle2() const | |
| 1053 { | |
| 1054 return handle2_; | |
| 1055 } | |
| 1056 | |
| 1057 virtual void SignalMove(GeometricPrimitive& primitive) ORTHANC_OVERRIDE | |
| 1058 { | |
| 1059 if (&primitive == &handle1_ || | |
| 1060 &primitive == &handle2_) | |
| 1061 { | |
| 1062 segment_.SetPosition(handle1_.GetCenter(), handle2_.GetCenter()); | |
| 1063 circle_.SetPosition(handle1_.GetCenter(), handle2_.GetCenter()); | |
| 1064 } | |
| 1065 else if (&primitive == &segment_) | |
| 1066 { | |
| 1067 handle1_.SetCenter(segment_.GetPosition1()); | |
| 1068 handle2_.SetCenter(segment_.GetPosition2()); | |
| 1069 circle_.SetPosition(segment_.GetPosition1(), segment_.GetPosition2()); | |
| 1070 } | |
| 1071 | |
| 1072 UpdateLabel(); | |
| 1073 } | |
| 1074 | |
| 1075 virtual void Serialize(Json::Value& target) ORTHANC_OVERRIDE | |
| 1076 { | |
| 1077 target = Json::objectValue; | |
| 1078 target[KEY_TYPE] = VALUE_CIRCLE; | |
| 1079 target[KEY_X1] = handle1_.GetCenter().GetX(); | |
| 1080 target[KEY_Y1] = handle1_.GetCenter().GetY(); | |
| 1081 target[KEY_X2] = handle2_.GetCenter().GetX(); | |
| 1082 target[KEY_Y2] = handle2_.GetCenter().GetY(); | |
| 1083 } | |
| 1084 | |
| 1085 static void Unserialize(AnnotationsSceneLayer& target, | |
| 1086 const Json::Value& source) | |
| 1087 { | |
| 1088 if (source.isMember(KEY_X1) && | |
| 1089 source.isMember(KEY_Y1) && | |
| 1090 source.isMember(KEY_X2) && | |
| 1091 source.isMember(KEY_Y2) && | |
| 1092 source[KEY_X1].isNumeric() && | |
| 1093 source[KEY_Y1].isNumeric() && | |
| 1094 source[KEY_X2].isNumeric() && | |
| 1095 source[KEY_Y2].isNumeric()) | |
| 1096 { | |
| 1097 new CircleAnnotation(target, | |
| 1098 ScenePoint2D(source[KEY_X1].asDouble(), source[KEY_Y1].asDouble()), | |
| 1099 ScenePoint2D(source[KEY_X2].asDouble(), source[KEY_Y2].asDouble())); | |
| 1100 } | |
| 1101 else | |
| 1102 { | |
| 1103 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat, "Cannot unserialize an circle annotation"); | |
| 1104 } | |
| 1105 } | |
| 1106 }; | |
| 1107 | |
| 1108 | |
| 1109 class AnnotationsSceneLayer::CreateSegmentOrCircleTracker : public IFlexiblePointerTracker | |
| 1110 { | |
| 1111 private: | |
| 1112 AnnotationsSceneLayer& that_; | |
| 1113 Annotation* annotation_; | |
| 1114 AffineTransform2D canvasToScene_; | |
| 1115 Handle* handle2_; | |
| 1116 | |
| 1117 public: | |
| 1118 CreateSegmentOrCircleTracker(AnnotationsSceneLayer& that, | |
| 1119 bool isCircle, | |
| 1120 const ScenePoint2D& sceneClick, | |
| 1121 const AffineTransform2D& canvasToScene) : | |
| 1122 that_(that), | |
| 1123 annotation_(NULL), | |
| 1124 canvasToScene_(canvasToScene), | |
| 1125 handle2_(NULL) | |
| 1126 { | |
| 1127 if (isCircle) | |
| 1128 { | |
| 1129 annotation_ = new CircleAnnotation(that, sceneClick, sceneClick); | |
| 1130 handle2_ = &dynamic_cast<CircleAnnotation*>(annotation_)->GetHandle2(); | |
| 1131 } | |
| 1132 else | |
| 1133 { | |
| 1134 annotation_ = new SegmentAnnotation(that, true /* show label */, sceneClick, sceneClick); | |
| 1135 handle2_ = &dynamic_cast<SegmentAnnotation*>(annotation_)->GetHandle2(); | |
| 1136 } | |
| 1137 | |
| 1138 assert(annotation_ != NULL && | |
| 1139 handle2_ != NULL); | |
| 1140 } | |
| 1141 | |
| 1142 virtual void PointerMove(const PointerEvent& event) ORTHANC_OVERRIDE | |
| 1143 { | |
| 1144 if (annotation_ != NULL) | |
| 1145 { | |
| 1146 assert(handle2_ != NULL); | |
| 1147 handle2_->SetCenter(event.GetMainPosition().Apply(canvasToScene_)); | |
| 1148 annotation_->SignalMove(*handle2_); | |
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1150 that_.BroadcastMessage(AnnotationChangedMessage(that_)); |
| 1804 | 1151 } |
| 1152 } | |
| 1153 | |
| 1154 virtual void PointerUp(const PointerEvent& event) ORTHANC_OVERRIDE | |
| 1155 { | |
| 1156 annotation_ = NULL; // IsAlive() becomes false | |
| 1157 | |
| 1158 that_.BroadcastMessage(AnnotationAddedMessage(that_)); | |
| 1159 } | |
| 1160 | |
| 1161 virtual void PointerDown(const PointerEvent& event) ORTHANC_OVERRIDE | |
| 1162 { | |
| 1163 } | |
| 1164 | |
| 1165 virtual bool IsAlive() const ORTHANC_OVERRIDE | |
| 1166 { | |
| 1167 return (annotation_ != NULL); | |
| 1168 } | |
| 1169 | |
| 1170 virtual void Cancel() ORTHANC_OVERRIDE | |
| 1171 { | |
| 1172 if (annotation_ != NULL) | |
| 1173 { | |
| 1174 that_.DeleteAnnotation(annotation_); | |
| 1175 annotation_ = NULL; | |
| 1176 } | |
| 1177 } | |
| 1178 }; | |
| 1179 | |
| 1180 | |
| 1181 class AnnotationsSceneLayer::CreateAngleTracker : public IFlexiblePointerTracker | |
| 1182 { | |
| 1183 private: | |
| 1184 AnnotationsSceneLayer& that_; | |
| 1185 SegmentAnnotation* segment_; | |
| 1186 AngleAnnotation* angle_; | |
| 1187 AffineTransform2D canvasToScene_; | |
| 1188 | |
| 1189 public: | |
| 1190 CreateAngleTracker(AnnotationsSceneLayer& that, | |
| 1191 const ScenePoint2D& sceneClick, | |
| 1192 const AffineTransform2D& canvasToScene) : | |
| 1193 that_(that), | |
| 1194 segment_(NULL), | |
| 1195 angle_(NULL), | |
| 1196 canvasToScene_(canvasToScene) | |
| 1197 { | |
| 1198 segment_ = new SegmentAnnotation(that, false /* no length label */, sceneClick, sceneClick); | |
| 1199 } | |
| 1200 | |
| 1201 virtual void PointerMove(const PointerEvent& event) ORTHANC_OVERRIDE | |
| 1202 { | |
| 1203 if (segment_ != NULL) | |
| 1204 { | |
| 1205 segment_->GetHandle2().SetCenter(event.GetMainPosition().Apply(canvasToScene_)); | |
| 1206 segment_->SignalMove(segment_->GetHandle2()); | |
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1207 that_.BroadcastMessage(AnnotationChangedMessage(that_)); |
| 1804 | 1208 } |
| 1209 | |
| 1210 if (angle_ != NULL) | |
| 1211 { | |
| 1212 angle_->GetEndHandle().SetCenter(event.GetMainPosition().Apply(canvasToScene_)); | |
| 1213 angle_->SignalMove(angle_->GetEndHandle()); | |
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1214 that_.BroadcastMessage(AnnotationChangedMessage(that_)); |
| 1804 | 1215 } |
| 1216 } | |
| 1217 | |
| 1218 virtual void PointerUp(const PointerEvent& event) ORTHANC_OVERRIDE | |
| 1219 { | |
| 1220 if (segment_ != NULL) | |
| 1221 { | |
| 1222 // End of first step: The first segment is available, now create the angle | |
| 1223 | |
| 1224 angle_ = new AngleAnnotation(that_, segment_->GetHandle1().GetCenter(), | |
| 1225 segment_->GetHandle2().GetCenter(), | |
| 1226 segment_->GetHandle2().GetCenter()); | |
| 1227 | |
| 1228 that_.DeleteAnnotation(segment_); | |
| 1229 segment_ = NULL; | |
|
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1230 |
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1231 that_.BroadcastMessage(AnnotationChangedMessage(that_)); |
| 1804 | 1232 } |
| 1233 else | |
| 1234 { | |
| 1235 angle_ = NULL; // IsAlive() becomes false | |
| 1236 | |
| 1237 that_.BroadcastMessage(AnnotationAddedMessage(that_)); | |
| 1238 } | |
| 1239 } | |
| 1240 | |
| 1241 virtual void PointerDown(const PointerEvent& event) ORTHANC_OVERRIDE | |
| 1242 { | |
| 1243 } | |
| 1244 | |
| 1245 virtual bool IsAlive() const ORTHANC_OVERRIDE | |
| 1246 { | |
| 1247 return (segment_ != NULL || | |
| 1248 angle_ != NULL); | |
| 1249 } | |
| 1250 | |
| 1251 virtual void Cancel() ORTHANC_OVERRIDE | |
| 1252 { | |
| 1253 if (segment_ != NULL) | |
| 1254 { | |
| 1255 that_.DeleteAnnotation(segment_); | |
| 1256 segment_ = NULL; | |
| 1257 } | |
| 1258 | |
| 1259 if (angle_ != NULL) | |
| 1260 { | |
| 1261 that_.DeleteAnnotation(angle_); | |
| 1262 angle_ = NULL; | |
| 1263 } | |
| 1264 } | |
| 1265 }; | |
| 1266 | |
| 1267 | |
| 1268 // Dummy tracker that is only used for deletion, in order to warn | |
| 1269 // the caller that the mouse action was taken into consideration | |
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1270 class AnnotationsSceneLayer::RemoveTracker : public IFlexiblePointerTracker |
| 1804 | 1271 { |
| 1272 public: | |
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1273 RemoveTracker() |
| 1804 | 1274 { |
| 1275 } | |
| 1276 | |
| 1277 virtual void PointerMove(const PointerEvent& event) ORTHANC_OVERRIDE | |
| 1278 { | |
| 1279 } | |
| 1280 | |
| 1281 virtual void PointerUp(const PointerEvent& event) ORTHANC_OVERRIDE | |
| 1282 { | |
| 1283 } | |
| 1284 | |
| 1285 virtual void PointerDown(const PointerEvent& event) ORTHANC_OVERRIDE | |
| 1286 { | |
| 1287 } | |
| 1288 | |
| 1289 virtual bool IsAlive() const ORTHANC_OVERRIDE | |
| 1290 { | |
| 1291 return false; | |
| 1292 } | |
| 1293 | |
| 1294 virtual void Cancel() ORTHANC_OVERRIDE | |
| 1295 { | |
| 1296 } | |
| 1297 }; | |
| 1298 | |
| 1299 | |
| 1300 void AnnotationsSceneLayer::AddAnnotation(Annotation* annotation) | |
| 1301 { | |
| 1302 assert(annotation != NULL); | |
| 1303 assert(annotations_.find(annotation) == annotations_.end()); | |
| 1304 annotations_.insert(annotation); | |
| 1305 } | |
| 1306 | |
| 1307 | |
| 1308 void AnnotationsSceneLayer::DeleteAnnotation(Annotation* annotation) | |
| 1309 { | |
| 1310 if (annotation != NULL) | |
| 1311 { | |
| 1312 assert(annotations_.find(annotation) != annotations_.end()); | |
| 1313 annotations_.erase(annotation); | |
| 1314 delete annotation; | |
| 1315 } | |
| 1316 } | |
| 1317 | |
| 1318 | |
| 1319 void AnnotationsSceneLayer::DeletePrimitive(GeometricPrimitive* primitive) | |
| 1320 { | |
| 1321 if (primitive != NULL) | |
| 1322 { | |
| 1323 assert(primitives_.find(primitive) != primitives_.end()); | |
| 1324 primitives_.erase(primitive); | |
| 1325 delete primitive; | |
| 1326 } | |
| 1327 } | |
| 1328 | |
| 1329 | |
| 1330 void AnnotationsSceneLayer::TagSubLayerToRemove(size_t subLayerIndex) | |
| 1331 { | |
| 1332 assert(subLayersToRemove_.find(subLayerIndex) == subLayersToRemove_.end()); | |
| 1333 subLayersToRemove_.insert(subLayerIndex); | |
| 1334 } | |
| 1335 | |
| 1336 | |
| 1337 AnnotationsSceneLayer::AnnotationsSceneLayer(size_t macroLayerIndex) : | |
| 1338 activeTool_(Tool_Edit), | |
| 1339 macroLayerIndex_(macroLayerIndex), | |
| 1340 polylineSubLayer_(0) // dummy initialization | |
| 1341 { | |
| 1342 } | |
| 1343 | |
| 1344 | |
| 1345 void AnnotationsSceneLayer::Clear() | |
| 1346 { | |
| 1347 for (Annotations::iterator it = annotations_.begin(); it != annotations_.end(); ++it) | |
| 1348 { | |
| 1349 assert(*it != NULL); | |
| 1350 delete *it; | |
| 1351 } | |
| 1352 | |
| 1353 annotations_.clear(); | |
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1354 |
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1355 ClearHover(); |
| 1804 | 1356 } |
| 1357 | |
| 1358 | |
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1359 void AnnotationsSceneLayer::AddSegmentAnnotation(const ScenePoint2D& p1, |
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1360 const ScenePoint2D& p2) |
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1361 { |
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1362 annotations_.insert(new SegmentAnnotation(*this, true /* show label */, p1, p2)); |
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1363 } |
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1364 |
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1365 |
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1366 void AnnotationsSceneLayer::AddCircleAnnotation(const ScenePoint2D& p1, |
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1367 const ScenePoint2D& p2) |
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1368 { |
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1369 annotations_.insert(new CircleAnnotation(*this, p1, p2)); |
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1370 } |
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1371 |
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1372 |
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1373 void AnnotationsSceneLayer::AddAngleAnnotation(const ScenePoint2D& p1, |
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1374 const ScenePoint2D& p2, |
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1375 const ScenePoint2D& p3) |
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1376 { |
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1377 annotations_.insert(new AngleAnnotation(*this, p1, p2, p3)); |
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1378 } |
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1379 |
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1380 |
| 1804 | 1381 void AnnotationsSceneLayer::Render(Scene2D& scene) |
| 1382 { | |
| 1383 MacroSceneLayer* macro = NULL; | |
| 1384 | |
| 1385 if (scene.HasLayer(macroLayerIndex_)) | |
| 1386 { | |
| 1387 macro = &dynamic_cast<MacroSceneLayer&>(scene.GetLayer(macroLayerIndex_)); | |
| 1388 } | |
| 1389 else | |
| 1390 { | |
| 1391 macro = &dynamic_cast<MacroSceneLayer&>(scene.SetLayer(macroLayerIndex_, new MacroSceneLayer)); | |
| 1392 polylineSubLayer_ = macro->AddLayer(new PolylineSceneLayer); | |
| 1393 } | |
| 1394 | |
| 1395 for (SubLayers::const_iterator it = subLayersToRemove_.begin(); it != subLayersToRemove_.end(); ++it) | |
| 1396 { | |
| 1397 assert(macro->HasLayer(*it)); | |
| 1398 macro->DeleteLayer(*it); | |
| 1399 } | |
| 1400 | |
| 1401 subLayersToRemove_.clear(); | |
| 1402 | |
| 1403 std::unique_ptr<PolylineSceneLayer> polyline(new PolylineSceneLayer); | |
| 1404 | |
| 1405 for (GeometricPrimitives::iterator it = primitives_.begin(); it != primitives_.end(); ++it) | |
| 1406 { | |
| 1407 assert(*it != NULL); | |
| 1408 GeometricPrimitive& primitive = **it; | |
| 1409 | |
| 1410 primitive.RenderPolylineLayer(*polyline, scene); | |
| 1411 | |
| 1412 if (primitive.IsModified()) | |
| 1413 { | |
| 1414 primitive.RenderOtherLayers(*macro, scene); | |
| 1415 primitive.SetModified(false); | |
| 1416 } | |
| 1417 } | |
| 1418 | |
| 1419 macro->UpdateLayer(polylineSubLayer_, polyline.release()); | |
| 1420 } | |
| 1421 | |
| 1422 | |
| 1423 bool AnnotationsSceneLayer::ClearHover() | |
| 1424 { | |
| 1425 bool needsRefresh = false; | |
| 1426 | |
| 1427 for (GeometricPrimitives::iterator it = primitives_.begin(); it != primitives_.end(); ++it) | |
| 1428 { | |
| 1429 assert(*it != NULL); | |
| 1430 if ((*it)->IsHover()) | |
| 1431 { | |
| 1432 (*it)->SetHover(false); | |
| 1433 needsRefresh = true; | |
| 1434 } | |
| 1435 } | |
| 1436 | |
| 1437 return needsRefresh; | |
| 1438 } | |
| 1439 | |
| 1440 | |
| 1441 bool AnnotationsSceneLayer::SetMouseHover(const ScenePoint2D& p, | |
| 1442 const Scene2D& scene) | |
| 1443 { | |
| 1444 if (activeTool_ == Tool_None) | |
| 1445 { | |
| 1446 return ClearHover(); | |
| 1447 } | |
| 1448 else | |
| 1449 { | |
| 1450 bool needsRefresh = false; | |
| 1451 | |
| 1452 const ScenePoint2D s = p.Apply(scene.GetCanvasToSceneTransform()); | |
| 1453 | |
| 1454 for (GeometricPrimitives::iterator it = primitives_.begin(); it != primitives_.end(); ++it) | |
| 1455 { | |
| 1456 assert(*it != NULL); | |
| 1457 bool hover = (*it)->IsHit(s, scene); | |
| 1458 | |
| 1459 if ((*it)->IsHover() != hover) | |
| 1460 { | |
| 1461 needsRefresh = true; | |
| 1462 } | |
| 1463 | |
| 1464 (*it)->SetHover(hover); | |
| 1465 } | |
| 1466 | |
| 1467 return needsRefresh; | |
| 1468 } | |
| 1469 } | |
| 1470 | |
| 1471 | |
| 1472 IFlexiblePointerTracker* AnnotationsSceneLayer::CreateTracker(const ScenePoint2D& p, | |
| 1473 const Scene2D& scene) | |
| 1474 { | |
| 1475 if (activeTool_ == Tool_None) | |
| 1476 { | |
| 1477 return NULL; | |
| 1478 } | |
| 1479 else | |
| 1480 { | |
| 1481 const ScenePoint2D s = p.Apply(scene.GetCanvasToSceneTransform()); | |
| 1482 | |
| 1483 GeometricPrimitive* bestHit = NULL; | |
| 1484 | |
| 1485 for (GeometricPrimitives::iterator it = primitives_.begin(); it != primitives_.end(); ++it) | |
| 1486 { | |
| 1487 assert(*it != NULL); | |
| 1488 if ((*it)->IsHit(s, scene)) | |
| 1489 { | |
| 1490 if (bestHit == NULL || | |
| 1491 bestHit->GetDepth() > (*it)->GetDepth()) | |
| 1492 { | |
| 1493 bestHit = *it; | |
| 1494 } | |
| 1495 } | |
| 1496 } | |
| 1497 | |
| 1498 if (bestHit != NULL) | |
| 1499 { | |
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1500 if (activeTool_ == Tool_Remove) |
| 1804 | 1501 { |
| 1502 DeleteAnnotation(&bestHit->GetParentAnnotation()); | |
| 1503 BroadcastMessage(AnnotationRemovedMessage(*this)); | |
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1504 return new RemoveTracker; |
| 1804 | 1505 } |
| 1506 else | |
| 1507 { | |
|
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1508 return new EditPrimitiveTracker(*this, *bestHit, s, scene.GetCanvasToSceneTransform()); |
| 1804 | 1509 } |
| 1510 } | |
| 1511 else | |
| 1512 { | |
| 1513 switch (activeTool_) | |
| 1514 { | |
| 1515 case Tool_Segment: | |
| 1516 return new CreateSegmentOrCircleTracker(*this, false /* segment */, s, scene.GetCanvasToSceneTransform()); | |
| 1517 | |
| 1518 case Tool_Circle: | |
| 1519 return new CreateSegmentOrCircleTracker(*this, true /* circle */, s, scene.GetCanvasToSceneTransform()); | |
| 1520 | |
| 1521 case Tool_Angle: | |
| 1522 return new CreateAngleTracker(*this, s, scene.GetCanvasToSceneTransform()); | |
| 1523 | |
| 1524 default: | |
| 1525 return NULL; | |
| 1526 } | |
| 1527 } | |
| 1528 } | |
| 1529 } | |
| 1530 | |
| 1531 | |
| 1532 void AnnotationsSceneLayer::Serialize(Json::Value& target) const | |
| 1533 { | |
| 1534 Json::Value annotations = Json::arrayValue; | |
| 1535 | |
| 1536 for (Annotations::const_iterator it = annotations_.begin(); it != annotations_.end(); ++it) | |
| 1537 { | |
| 1538 assert(*it != NULL); | |
| 1539 | |
| 1540 Json::Value item; | |
| 1541 (*it)->Serialize(item); | |
| 1542 annotations.append(item); | |
| 1543 } | |
| 1544 | |
| 1545 target = Json::objectValue; | |
| 1546 target[KEY_ANNOTATIONS] = annotations; | |
| 1547 } | |
| 1548 | |
| 1549 | |
| 1550 void AnnotationsSceneLayer::Unserialize(const Json::Value& serialized) | |
| 1551 { | |
| 1552 Clear(); | |
| 1553 | |
| 1554 if (serialized.type() != Json::objectValue || | |
| 1555 !serialized.isMember(KEY_ANNOTATIONS) || | |
| 1556 serialized[KEY_ANNOTATIONS].type() != Json::arrayValue) | |
| 1557 { | |
| 1558 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat, "Cannot unserialize a set of annotations"); | |
| 1559 } | |
| 1560 | |
| 1561 const Json::Value& annotations = serialized[KEY_ANNOTATIONS]; | |
| 1562 | |
| 1563 for (Json::Value::ArrayIndex i = 0; i < annotations.size(); i++) | |
| 1564 { | |
| 1565 if (annotations[i].type() != Json::objectValue || | |
| 1566 !annotations[i].isMember(KEY_TYPE) || | |
| 1567 annotations[i][KEY_TYPE].type() != Json::stringValue) | |
| 1568 { | |
| 1569 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat); | |
| 1570 } | |
| 1571 | |
| 1572 const std::string& type = annotations[i][KEY_TYPE].asString(); | |
| 1573 | |
| 1574 if (type == VALUE_ANGLE) | |
| 1575 { | |
| 1576 AngleAnnotation::Unserialize(*this, annotations[i]); | |
| 1577 } | |
| 1578 else if (type == VALUE_CIRCLE) | |
| 1579 { | |
| 1580 CircleAnnotation::Unserialize(*this, annotations[i]); | |
| 1581 } | |
| 1582 else if (type == VALUE_SEGMENT) | |
| 1583 { | |
| 1584 SegmentAnnotation::Unserialize(*this, annotations[i]); | |
| 1585 } | |
| 1586 else | |
| 1587 { | |
| 1588 LOG(ERROR) << "Cannot unserialize unknown type of annotation: " << type; | |
| 1589 } | |
| 1590 } | |
| 1591 } | |
| 1592 } |