Mercurial > hg > orthanc-stone
comparison OrthancStone/Sources/Scene2D/AnnotationsSceneLayer.cpp @ 1804:5a872e69c74f
reorganization
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Thu, 20 May 2021 14:48:51 +0200 |
parents | |
children | 0840a25c6d41 |
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1803:d1849468729b | 1804:5a872e69c74f |
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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, | |
236 const Scene2D& scene) const | |
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, | |
335 const Scene2D& scene) const | |
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, | |
418 const Scene2D& scene) const | |
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, | |
547 const Scene2D& scene) const | |
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, | |
634 const Scene2D& scene) const | |
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: | |
680 GeometricPrimitive& primitive_; | |
681 ScenePoint2D sceneClick_; | |
682 AffineTransform2D canvasToScene_; | |
683 bool alive_; | |
684 | |
685 public: | |
686 EditPrimitiveTracker(GeometricPrimitive& primitive, | |
687 const ScenePoint2D& sceneClick, | |
688 const AffineTransform2D& canvasToScene) : | |
689 primitive_(primitive), | |
690 sceneClick_(sceneClick), | |
691 canvasToScene_(canvasToScene), | |
692 alive_(true) | |
693 { | |
694 } | |
695 | |
696 virtual void PointerMove(const PointerEvent& event) ORTHANC_OVERRIDE | |
697 { | |
698 primitive_.MovePreview(event.GetMainPosition().Apply(canvasToScene_) - sceneClick_); | |
699 } | |
700 | |
701 virtual void PointerUp(const PointerEvent& event) ORTHANC_OVERRIDE | |
702 { | |
703 primitive_.MoveDone(event.GetMainPosition().Apply(canvasToScene_) - sceneClick_); | |
704 alive_ = false; | |
705 } | |
706 | |
707 virtual void PointerDown(const PointerEvent& event) ORTHANC_OVERRIDE | |
708 { | |
709 } | |
710 | |
711 virtual bool IsAlive() const ORTHANC_OVERRIDE | |
712 { | |
713 return alive_; | |
714 } | |
715 | |
716 virtual void Cancel() ORTHANC_OVERRIDE | |
717 { | |
718 primitive_.MoveDone(ScenePoint2D(0, 0)); | |
719 } | |
720 }; | |
721 | |
722 | |
723 class AnnotationsSceneLayer::SegmentAnnotation : public Annotation | |
724 { | |
725 private: | |
726 bool showLabel_; | |
727 Handle& handle1_; | |
728 Handle& handle2_; | |
729 Segment& segment_; | |
730 Text& label_; | |
731 | |
732 void UpdateLabel() | |
733 { | |
734 if (showLabel_) | |
735 { | |
736 TextSceneLayer content; | |
737 | |
738 double x1 = handle1_.GetCenter().GetX(); | |
739 double y1 = handle1_.GetCenter().GetY(); | |
740 double x2 = handle2_.GetCenter().GetX(); | |
741 double y2 = handle2_.GetCenter().GetY(); | |
742 | |
743 // Put the label to the right of the right-most handle | |
744 if (x1 < x2) | |
745 { | |
746 content.SetPosition(x2, y2); | |
747 } | |
748 else | |
749 { | |
750 content.SetPosition(x1, y1); | |
751 } | |
752 | |
753 content.SetAnchor(BitmapAnchor_CenterLeft); | |
754 content.SetBorder(10); | |
755 | |
756 double dx = x1 - x2; | |
757 double dy = y1 - y2; | |
758 char buf[32]; | |
759 sprintf(buf, "%0.2f cm", sqrt(dx * dx + dy * dy) / 10.0); | |
760 content.SetText(buf); | |
761 | |
762 label_.SetContent(content); | |
763 } | |
764 } | |
765 | |
766 public: | |
767 SegmentAnnotation(AnnotationsSceneLayer& that, | |
768 bool showLabel, | |
769 const ScenePoint2D& p1, | |
770 const ScenePoint2D& p2) : | |
771 Annotation(that), | |
772 showLabel_(showLabel), | |
773 handle1_(AddTypedPrimitive<Handle>(new Handle(*this, p1))), | |
774 handle2_(AddTypedPrimitive<Handle>(new Handle(*this, p2))), | |
775 segment_(AddTypedPrimitive<Segment>(new Segment(*this, p1, p2))), | |
776 label_(AddTypedPrimitive<Text>(new Text(that, *this))) | |
777 { | |
778 label_.SetColor(Color(255, 0, 0)); | |
779 UpdateLabel(); | |
780 } | |
781 | |
782 Handle& GetHandle1() const | |
783 { | |
784 return handle1_; | |
785 } | |
786 | |
787 Handle& GetHandle2() const | |
788 { | |
789 return handle2_; | |
790 } | |
791 | |
792 virtual void SignalMove(GeometricPrimitive& primitive) ORTHANC_OVERRIDE | |
793 { | |
794 if (&primitive == &handle1_ || | |
795 &primitive == &handle2_) | |
796 { | |
797 segment_.SetPosition(handle1_.GetCenter(), handle2_.GetCenter()); | |
798 } | |
799 else if (&primitive == &segment_) | |
800 { | |
801 handle1_.SetCenter(segment_.GetPosition1()); | |
802 handle2_.SetCenter(segment_.GetPosition2()); | |
803 } | |
804 | |
805 UpdateLabel(); | |
806 } | |
807 | |
808 virtual void Serialize(Json::Value& target) ORTHANC_OVERRIDE | |
809 { | |
810 target = Json::objectValue; | |
811 target[KEY_TYPE] = VALUE_SEGMENT; | |
812 target[KEY_X1] = handle1_.GetCenter().GetX(); | |
813 target[KEY_Y1] = handle1_.GetCenter().GetY(); | |
814 target[KEY_X2] = handle2_.GetCenter().GetX(); | |
815 target[KEY_Y2] = handle2_.GetCenter().GetY(); | |
816 } | |
817 | |
818 static void Unserialize(AnnotationsSceneLayer& target, | |
819 const Json::Value& source) | |
820 { | |
821 if (source.isMember(KEY_X1) && | |
822 source.isMember(KEY_Y1) && | |
823 source.isMember(KEY_X2) && | |
824 source.isMember(KEY_Y2) && | |
825 source[KEY_X1].isNumeric() && | |
826 source[KEY_Y1].isNumeric() && | |
827 source[KEY_X2].isNumeric() && | |
828 source[KEY_Y2].isNumeric()) | |
829 { | |
830 new SegmentAnnotation(target, true, | |
831 ScenePoint2D(source[KEY_X1].asDouble(), source[KEY_Y1].asDouble()), | |
832 ScenePoint2D(source[KEY_X2].asDouble(), source[KEY_Y2].asDouble())); | |
833 } | |
834 else | |
835 { | |
836 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat, "Cannot unserialize an segment annotation"); | |
837 } | |
838 } | |
839 }; | |
840 | |
841 | |
842 class AnnotationsSceneLayer::AngleAnnotation : public Annotation | |
843 { | |
844 private: | |
845 Handle& startHandle_; | |
846 Handle& middleHandle_; | |
847 Handle& endHandle_; | |
848 Segment& segment1_; | |
849 Segment& segment2_; | |
850 Arc& arc_; | |
851 Text& label_; | |
852 | |
853 void UpdateLabel() | |
854 { | |
855 TextSceneLayer content; | |
856 | |
857 const double x1 = startHandle_.GetCenter().GetX(); | |
858 const double x2 = middleHandle_.GetCenter().GetX(); | |
859 const double y2 = middleHandle_.GetCenter().GetY(); | |
860 const double x3 = endHandle_.GetCenter().GetX(); | |
861 | |
862 if (x2 < x1 && | |
863 x2 < x3) | |
864 { | |
865 content.SetAnchor(BitmapAnchor_CenterRight); | |
866 } | |
867 else | |
868 { | |
869 content.SetAnchor(BitmapAnchor_CenterLeft); | |
870 } | |
871 | |
872 content.SetPosition(x2, y2); | |
873 content.SetBorder(10); | |
874 | |
875 char buf[32]; | |
876 sprintf(buf, "%.01f%c%c", std::abs(arc_.GetAngle()) / PI * 180.0, | |
877 0xc2, 0xb0 /* two bytes corresponding to degree symbol in UTF-8 */); | |
878 content.SetText(buf); | |
879 | |
880 label_.SetContent(content); | |
881 } | |
882 | |
883 public: | |
884 AngleAnnotation(AnnotationsSceneLayer& that, | |
885 const ScenePoint2D& start, | |
886 const ScenePoint2D& middle, | |
887 const ScenePoint2D& end) : | |
888 Annotation(that), | |
889 startHandle_(AddTypedPrimitive<Handle>(new Handle(*this, start))), | |
890 middleHandle_(AddTypedPrimitive<Handle>(new Handle(*this, middle))), | |
891 endHandle_(AddTypedPrimitive<Handle>(new Handle(*this, end))), | |
892 segment1_(AddTypedPrimitive<Segment>(new Segment(*this, start, middle))), | |
893 segment2_(AddTypedPrimitive<Segment>(new Segment(*this, middle, end))), | |
894 arc_(AddTypedPrimitive<Arc>(new Arc(*this, start, middle, end))), | |
895 label_(AddTypedPrimitive<Text>(new Text(that, *this))) | |
896 { | |
897 label_.SetColor(Color(255, 0, 0)); | |
898 UpdateLabel(); | |
899 } | |
900 | |
901 Handle& GetEndHandle() const | |
902 { | |
903 return endHandle_; | |
904 } | |
905 | |
906 virtual void SignalMove(GeometricPrimitive& primitive) ORTHANC_OVERRIDE | |
907 { | |
908 if (&primitive == &startHandle_) | |
909 { | |
910 segment1_.SetPosition(startHandle_.GetCenter(), middleHandle_.GetCenter()); | |
911 arc_.SetStart(startHandle_.GetCenter()); | |
912 } | |
913 else if (&primitive == &middleHandle_) | |
914 { | |
915 segment1_.SetPosition(startHandle_.GetCenter(), middleHandle_.GetCenter()); | |
916 segment2_.SetPosition(middleHandle_.GetCenter(), endHandle_.GetCenter()); | |
917 arc_.SetMiddle(middleHandle_.GetCenter()); | |
918 } | |
919 else if (&primitive == &endHandle_) | |
920 { | |
921 segment2_.SetPosition(middleHandle_.GetCenter(), endHandle_.GetCenter()); | |
922 arc_.SetEnd(endHandle_.GetCenter()); | |
923 } | |
924 else if (&primitive == &segment1_) | |
925 { | |
926 startHandle_.SetCenter(segment1_.GetPosition1()); | |
927 middleHandle_.SetCenter(segment1_.GetPosition2()); | |
928 segment2_.SetPosition(segment1_.GetPosition2(), segment2_.GetPosition2()); | |
929 arc_.SetStart(segment1_.GetPosition1()); | |
930 arc_.SetMiddle(segment1_.GetPosition2()); | |
931 } | |
932 else if (&primitive == &segment2_) | |
933 { | |
934 middleHandle_.SetCenter(segment2_.GetPosition1()); | |
935 endHandle_.SetCenter(segment2_.GetPosition2()); | |
936 segment1_.SetPosition(segment1_.GetPosition1(), segment2_.GetPosition1()); | |
937 arc_.SetMiddle(segment2_.GetPosition1()); | |
938 arc_.SetEnd(segment2_.GetPosition2()); | |
939 } | |
940 | |
941 UpdateLabel(); | |
942 } | |
943 | |
944 virtual void Serialize(Json::Value& target) ORTHANC_OVERRIDE | |
945 { | |
946 target = Json::objectValue; | |
947 target[KEY_TYPE] = VALUE_ANGLE; | |
948 target[KEY_X1] = startHandle_.GetCenter().GetX(); | |
949 target[KEY_Y1] = startHandle_.GetCenter().GetY(); | |
950 target[KEY_X2] = middleHandle_.GetCenter().GetX(); | |
951 target[KEY_Y2] = middleHandle_.GetCenter().GetY(); | |
952 target[KEY_X3] = endHandle_.GetCenter().GetX(); | |
953 target[KEY_Y3] = endHandle_.GetCenter().GetY(); | |
954 } | |
955 | |
956 static void Unserialize(AnnotationsSceneLayer& target, | |
957 const Json::Value& source) | |
958 { | |
959 if (source.isMember(KEY_X1) && | |
960 source.isMember(KEY_Y1) && | |
961 source.isMember(KEY_X2) && | |
962 source.isMember(KEY_Y2) && | |
963 source.isMember(KEY_X3) && | |
964 source.isMember(KEY_Y3) && | |
965 source[KEY_X1].isNumeric() && | |
966 source[KEY_Y1].isNumeric() && | |
967 source[KEY_X2].isNumeric() && | |
968 source[KEY_Y2].isNumeric() && | |
969 source[KEY_X3].isNumeric() && | |
970 source[KEY_Y3].isNumeric()) | |
971 { | |
972 new AngleAnnotation(target, | |
973 ScenePoint2D(source[KEY_X1].asDouble(), source[KEY_Y1].asDouble()), | |
974 ScenePoint2D(source[KEY_X2].asDouble(), source[KEY_Y2].asDouble()), | |
975 ScenePoint2D(source[KEY_X3].asDouble(), source[KEY_Y3].asDouble())); | |
976 } | |
977 else | |
978 { | |
979 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat, "Cannot unserialize an angle annotation"); | |
980 } | |
981 } | |
982 }; | |
983 | |
984 | |
985 class AnnotationsSceneLayer::CircleAnnotation : public Annotation | |
986 { | |
987 private: | |
988 Handle& handle1_; | |
989 Handle& handle2_; | |
990 Segment& segment_; | |
991 Circle& circle_; | |
992 Text& label_; | |
993 | |
994 void UpdateLabel() | |
995 { | |
996 TextSceneLayer content; | |
997 | |
998 double x1 = handle1_.GetCenter().GetX(); | |
999 double y1 = handle1_.GetCenter().GetY(); | |
1000 double x2 = handle2_.GetCenter().GetX(); | |
1001 double y2 = handle2_.GetCenter().GetY(); | |
1002 | |
1003 // Put the label to the right of the right-most handle | |
1004 if (x1 < x2) | |
1005 { | |
1006 content.SetPosition(x2, y2); | |
1007 } | |
1008 else | |
1009 { | |
1010 content.SetPosition(x1, y1); | |
1011 } | |
1012 | |
1013 content.SetAnchor(BitmapAnchor_CenterLeft); | |
1014 content.SetBorder(10); | |
1015 | |
1016 double dx = x1 - x2; | |
1017 double dy = y1 - y2; | |
1018 double diameter = sqrt(dx * dx + dy * dy); // in millimeters | |
1019 | |
1020 double area = PI * diameter * diameter / 4.0; | |
1021 | |
1022 char buf[32]; | |
1023 sprintf(buf, "%0.2f cm\n%0.2f cm%c%c", | |
1024 diameter / 10.0, | |
1025 area / 100.0, | |
1026 0xc2, 0xb2 /* two bytes corresponding to two power in UTF-8 */); | |
1027 content.SetText(buf); | |
1028 | |
1029 label_.SetContent(content); | |
1030 } | |
1031 | |
1032 public: | |
1033 CircleAnnotation(AnnotationsSceneLayer& that, | |
1034 const ScenePoint2D& p1, | |
1035 const ScenePoint2D& p2) : | |
1036 Annotation(that), | |
1037 handle1_(AddTypedPrimitive<Handle>(new Handle(*this, p1))), | |
1038 handle2_(AddTypedPrimitive<Handle>(new Handle(*this, p2))), | |
1039 segment_(AddTypedPrimitive<Segment>(new Segment(*this, p1, p2))), | |
1040 circle_(AddTypedPrimitive<Circle>(new Circle(*this, p1, p2))), | |
1041 label_(AddTypedPrimitive<Text>(new Text(that, *this))) | |
1042 { | |
1043 label_.SetColor(Color(255, 0, 0)); | |
1044 UpdateLabel(); | |
1045 } | |
1046 | |
1047 Handle& GetHandle2() const | |
1048 { | |
1049 return handle2_; | |
1050 } | |
1051 | |
1052 virtual void SignalMove(GeometricPrimitive& primitive) ORTHANC_OVERRIDE | |
1053 { | |
1054 if (&primitive == &handle1_ || | |
1055 &primitive == &handle2_) | |
1056 { | |
1057 segment_.SetPosition(handle1_.GetCenter(), handle2_.GetCenter()); | |
1058 circle_.SetPosition(handle1_.GetCenter(), handle2_.GetCenter()); | |
1059 } | |
1060 else if (&primitive == &segment_) | |
1061 { | |
1062 handle1_.SetCenter(segment_.GetPosition1()); | |
1063 handle2_.SetCenter(segment_.GetPosition2()); | |
1064 circle_.SetPosition(segment_.GetPosition1(), segment_.GetPosition2()); | |
1065 } | |
1066 | |
1067 UpdateLabel(); | |
1068 } | |
1069 | |
1070 virtual void Serialize(Json::Value& target) ORTHANC_OVERRIDE | |
1071 { | |
1072 target = Json::objectValue; | |
1073 target[KEY_TYPE] = VALUE_CIRCLE; | |
1074 target[KEY_X1] = handle1_.GetCenter().GetX(); | |
1075 target[KEY_Y1] = handle1_.GetCenter().GetY(); | |
1076 target[KEY_X2] = handle2_.GetCenter().GetX(); | |
1077 target[KEY_Y2] = handle2_.GetCenter().GetY(); | |
1078 } | |
1079 | |
1080 static void Unserialize(AnnotationsSceneLayer& target, | |
1081 const Json::Value& source) | |
1082 { | |
1083 if (source.isMember(KEY_X1) && | |
1084 source.isMember(KEY_Y1) && | |
1085 source.isMember(KEY_X2) && | |
1086 source.isMember(KEY_Y2) && | |
1087 source[KEY_X1].isNumeric() && | |
1088 source[KEY_Y1].isNumeric() && | |
1089 source[KEY_X2].isNumeric() && | |
1090 source[KEY_Y2].isNumeric()) | |
1091 { | |
1092 new CircleAnnotation(target, | |
1093 ScenePoint2D(source[KEY_X1].asDouble(), source[KEY_Y1].asDouble()), | |
1094 ScenePoint2D(source[KEY_X2].asDouble(), source[KEY_Y2].asDouble())); | |
1095 } | |
1096 else | |
1097 { | |
1098 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat, "Cannot unserialize an circle annotation"); | |
1099 } | |
1100 } | |
1101 }; | |
1102 | |
1103 | |
1104 class AnnotationsSceneLayer::CreateSegmentOrCircleTracker : public IFlexiblePointerTracker | |
1105 { | |
1106 private: | |
1107 AnnotationsSceneLayer& that_; | |
1108 Annotation* annotation_; | |
1109 AffineTransform2D canvasToScene_; | |
1110 Handle* handle2_; | |
1111 | |
1112 public: | |
1113 CreateSegmentOrCircleTracker(AnnotationsSceneLayer& that, | |
1114 bool isCircle, | |
1115 const ScenePoint2D& sceneClick, | |
1116 const AffineTransform2D& canvasToScene) : | |
1117 that_(that), | |
1118 annotation_(NULL), | |
1119 canvasToScene_(canvasToScene), | |
1120 handle2_(NULL) | |
1121 { | |
1122 if (isCircle) | |
1123 { | |
1124 annotation_ = new CircleAnnotation(that, sceneClick, sceneClick); | |
1125 handle2_ = &dynamic_cast<CircleAnnotation*>(annotation_)->GetHandle2(); | |
1126 } | |
1127 else | |
1128 { | |
1129 annotation_ = new SegmentAnnotation(that, true /* show label */, sceneClick, sceneClick); | |
1130 handle2_ = &dynamic_cast<SegmentAnnotation*>(annotation_)->GetHandle2(); | |
1131 } | |
1132 | |
1133 assert(annotation_ != NULL && | |
1134 handle2_ != NULL); | |
1135 } | |
1136 | |
1137 virtual void PointerMove(const PointerEvent& event) ORTHANC_OVERRIDE | |
1138 { | |
1139 if (annotation_ != NULL) | |
1140 { | |
1141 assert(handle2_ != NULL); | |
1142 handle2_->SetCenter(event.GetMainPosition().Apply(canvasToScene_)); | |
1143 annotation_->SignalMove(*handle2_); | |
1144 } | |
1145 } | |
1146 | |
1147 virtual void PointerUp(const PointerEvent& event) ORTHANC_OVERRIDE | |
1148 { | |
1149 annotation_ = NULL; // IsAlive() becomes false | |
1150 | |
1151 that_.BroadcastMessage(AnnotationAddedMessage(that_)); | |
1152 } | |
1153 | |
1154 virtual void PointerDown(const PointerEvent& event) ORTHANC_OVERRIDE | |
1155 { | |
1156 } | |
1157 | |
1158 virtual bool IsAlive() const ORTHANC_OVERRIDE | |
1159 { | |
1160 return (annotation_ != NULL); | |
1161 } | |
1162 | |
1163 virtual void Cancel() ORTHANC_OVERRIDE | |
1164 { | |
1165 if (annotation_ != NULL) | |
1166 { | |
1167 that_.DeleteAnnotation(annotation_); | |
1168 annotation_ = NULL; | |
1169 } | |
1170 } | |
1171 }; | |
1172 | |
1173 | |
1174 class AnnotationsSceneLayer::CreateAngleTracker : public IFlexiblePointerTracker | |
1175 { | |
1176 private: | |
1177 AnnotationsSceneLayer& that_; | |
1178 SegmentAnnotation* segment_; | |
1179 AngleAnnotation* angle_; | |
1180 AffineTransform2D canvasToScene_; | |
1181 | |
1182 public: | |
1183 CreateAngleTracker(AnnotationsSceneLayer& that, | |
1184 const ScenePoint2D& sceneClick, | |
1185 const AffineTransform2D& canvasToScene) : | |
1186 that_(that), | |
1187 segment_(NULL), | |
1188 angle_(NULL), | |
1189 canvasToScene_(canvasToScene) | |
1190 { | |
1191 segment_ = new SegmentAnnotation(that, false /* no length label */, sceneClick, sceneClick); | |
1192 } | |
1193 | |
1194 virtual void PointerMove(const PointerEvent& event) ORTHANC_OVERRIDE | |
1195 { | |
1196 if (segment_ != NULL) | |
1197 { | |
1198 segment_->GetHandle2().SetCenter(event.GetMainPosition().Apply(canvasToScene_)); | |
1199 segment_->SignalMove(segment_->GetHandle2()); | |
1200 } | |
1201 | |
1202 if (angle_ != NULL) | |
1203 { | |
1204 angle_->GetEndHandle().SetCenter(event.GetMainPosition().Apply(canvasToScene_)); | |
1205 angle_->SignalMove(angle_->GetEndHandle()); | |
1206 } | |
1207 } | |
1208 | |
1209 virtual void PointerUp(const PointerEvent& event) ORTHANC_OVERRIDE | |
1210 { | |
1211 if (segment_ != NULL) | |
1212 { | |
1213 // End of first step: The first segment is available, now create the angle | |
1214 | |
1215 angle_ = new AngleAnnotation(that_, segment_->GetHandle1().GetCenter(), | |
1216 segment_->GetHandle2().GetCenter(), | |
1217 segment_->GetHandle2().GetCenter()); | |
1218 | |
1219 that_.DeleteAnnotation(segment_); | |
1220 segment_ = NULL; | |
1221 } | |
1222 else | |
1223 { | |
1224 angle_ = NULL; // IsAlive() becomes false | |
1225 | |
1226 that_.BroadcastMessage(AnnotationAddedMessage(that_)); | |
1227 } | |
1228 } | |
1229 | |
1230 virtual void PointerDown(const PointerEvent& event) ORTHANC_OVERRIDE | |
1231 { | |
1232 } | |
1233 | |
1234 virtual bool IsAlive() const ORTHANC_OVERRIDE | |
1235 { | |
1236 return (segment_ != NULL || | |
1237 angle_ != NULL); | |
1238 } | |
1239 | |
1240 virtual void Cancel() ORTHANC_OVERRIDE | |
1241 { | |
1242 if (segment_ != NULL) | |
1243 { | |
1244 that_.DeleteAnnotation(segment_); | |
1245 segment_ = NULL; | |
1246 } | |
1247 | |
1248 if (angle_ != NULL) | |
1249 { | |
1250 that_.DeleteAnnotation(angle_); | |
1251 angle_ = NULL; | |
1252 } | |
1253 } | |
1254 }; | |
1255 | |
1256 | |
1257 // Dummy tracker that is only used for deletion, in order to warn | |
1258 // the caller that the mouse action was taken into consideration | |
1259 class AnnotationsSceneLayer::EraseTracker : public IFlexiblePointerTracker | |
1260 { | |
1261 public: | |
1262 EraseTracker() | |
1263 { | |
1264 } | |
1265 | |
1266 virtual void PointerMove(const PointerEvent& event) ORTHANC_OVERRIDE | |
1267 { | |
1268 } | |
1269 | |
1270 virtual void PointerUp(const PointerEvent& event) ORTHANC_OVERRIDE | |
1271 { | |
1272 } | |
1273 | |
1274 virtual void PointerDown(const PointerEvent& event) ORTHANC_OVERRIDE | |
1275 { | |
1276 } | |
1277 | |
1278 virtual bool IsAlive() const ORTHANC_OVERRIDE | |
1279 { | |
1280 return false; | |
1281 } | |
1282 | |
1283 virtual void Cancel() ORTHANC_OVERRIDE | |
1284 { | |
1285 } | |
1286 }; | |
1287 | |
1288 | |
1289 void AnnotationsSceneLayer::AddAnnotation(Annotation* annotation) | |
1290 { | |
1291 assert(annotation != NULL); | |
1292 assert(annotations_.find(annotation) == annotations_.end()); | |
1293 annotations_.insert(annotation); | |
1294 } | |
1295 | |
1296 | |
1297 void AnnotationsSceneLayer::DeleteAnnotation(Annotation* annotation) | |
1298 { | |
1299 if (annotation != NULL) | |
1300 { | |
1301 assert(annotations_.find(annotation) != annotations_.end()); | |
1302 annotations_.erase(annotation); | |
1303 delete annotation; | |
1304 } | |
1305 } | |
1306 | |
1307 | |
1308 void AnnotationsSceneLayer::DeletePrimitive(GeometricPrimitive* primitive) | |
1309 { | |
1310 if (primitive != NULL) | |
1311 { | |
1312 assert(primitives_.find(primitive) != primitives_.end()); | |
1313 primitives_.erase(primitive); | |
1314 delete primitive; | |
1315 } | |
1316 } | |
1317 | |
1318 | |
1319 void AnnotationsSceneLayer::TagSubLayerToRemove(size_t subLayerIndex) | |
1320 { | |
1321 assert(subLayersToRemove_.find(subLayerIndex) == subLayersToRemove_.end()); | |
1322 subLayersToRemove_.insert(subLayerIndex); | |
1323 } | |
1324 | |
1325 | |
1326 AnnotationsSceneLayer::AnnotationsSceneLayer(size_t macroLayerIndex) : | |
1327 activeTool_(Tool_Edit), | |
1328 macroLayerIndex_(macroLayerIndex), | |
1329 polylineSubLayer_(0) // dummy initialization | |
1330 { | |
1331 annotations_.insert(new SegmentAnnotation(*this, true /* show label */, ScenePoint2D(0, 0), ScenePoint2D(100, 100))); | |
1332 annotations_.insert(new AngleAnnotation(*this, ScenePoint2D(100, 50), ScenePoint2D(150, 40), ScenePoint2D(200, 50))); | |
1333 annotations_.insert(new CircleAnnotation(*this, ScenePoint2D(50, 200), ScenePoint2D(100, 250))); | |
1334 } | |
1335 | |
1336 | |
1337 void AnnotationsSceneLayer::Clear() | |
1338 { | |
1339 for (Annotations::iterator it = annotations_.begin(); it != annotations_.end(); ++it) | |
1340 { | |
1341 assert(*it != NULL); | |
1342 delete *it; | |
1343 } | |
1344 | |
1345 annotations_.clear(); | |
1346 } | |
1347 | |
1348 | |
1349 void AnnotationsSceneLayer::Render(Scene2D& scene) | |
1350 { | |
1351 MacroSceneLayer* macro = NULL; | |
1352 | |
1353 if (scene.HasLayer(macroLayerIndex_)) | |
1354 { | |
1355 macro = &dynamic_cast<MacroSceneLayer&>(scene.GetLayer(macroLayerIndex_)); | |
1356 } | |
1357 else | |
1358 { | |
1359 macro = &dynamic_cast<MacroSceneLayer&>(scene.SetLayer(macroLayerIndex_, new MacroSceneLayer)); | |
1360 polylineSubLayer_ = macro->AddLayer(new PolylineSceneLayer); | |
1361 } | |
1362 | |
1363 for (SubLayers::const_iterator it = subLayersToRemove_.begin(); it != subLayersToRemove_.end(); ++it) | |
1364 { | |
1365 assert(macro->HasLayer(*it)); | |
1366 macro->DeleteLayer(*it); | |
1367 } | |
1368 | |
1369 subLayersToRemove_.clear(); | |
1370 | |
1371 std::unique_ptr<PolylineSceneLayer> polyline(new PolylineSceneLayer); | |
1372 | |
1373 for (GeometricPrimitives::iterator it = primitives_.begin(); it != primitives_.end(); ++it) | |
1374 { | |
1375 assert(*it != NULL); | |
1376 GeometricPrimitive& primitive = **it; | |
1377 | |
1378 primitive.RenderPolylineLayer(*polyline, scene); | |
1379 | |
1380 if (primitive.IsModified()) | |
1381 { | |
1382 primitive.RenderOtherLayers(*macro, scene); | |
1383 primitive.SetModified(false); | |
1384 } | |
1385 } | |
1386 | |
1387 macro->UpdateLayer(polylineSubLayer_, polyline.release()); | |
1388 } | |
1389 | |
1390 | |
1391 bool AnnotationsSceneLayer::ClearHover() | |
1392 { | |
1393 bool needsRefresh = false; | |
1394 | |
1395 for (GeometricPrimitives::iterator it = primitives_.begin(); it != primitives_.end(); ++it) | |
1396 { | |
1397 assert(*it != NULL); | |
1398 if ((*it)->IsHover()) | |
1399 { | |
1400 (*it)->SetHover(false); | |
1401 needsRefresh = true; | |
1402 } | |
1403 } | |
1404 | |
1405 return needsRefresh; | |
1406 } | |
1407 | |
1408 | |
1409 bool AnnotationsSceneLayer::SetMouseHover(const ScenePoint2D& p, | |
1410 const Scene2D& scene) | |
1411 { | |
1412 if (activeTool_ == Tool_None) | |
1413 { | |
1414 return ClearHover(); | |
1415 } | |
1416 else | |
1417 { | |
1418 bool needsRefresh = false; | |
1419 | |
1420 const ScenePoint2D s = p.Apply(scene.GetCanvasToSceneTransform()); | |
1421 | |
1422 for (GeometricPrimitives::iterator it = primitives_.begin(); it != primitives_.end(); ++it) | |
1423 { | |
1424 assert(*it != NULL); | |
1425 bool hover = (*it)->IsHit(s, scene); | |
1426 | |
1427 if ((*it)->IsHover() != hover) | |
1428 { | |
1429 needsRefresh = true; | |
1430 } | |
1431 | |
1432 (*it)->SetHover(hover); | |
1433 } | |
1434 | |
1435 return needsRefresh; | |
1436 } | |
1437 } | |
1438 | |
1439 | |
1440 IFlexiblePointerTracker* AnnotationsSceneLayer::CreateTracker(const ScenePoint2D& p, | |
1441 const Scene2D& scene) | |
1442 { | |
1443 if (activeTool_ == Tool_None) | |
1444 { | |
1445 return NULL; | |
1446 } | |
1447 else | |
1448 { | |
1449 const ScenePoint2D s = p.Apply(scene.GetCanvasToSceneTransform()); | |
1450 | |
1451 GeometricPrimitive* bestHit = NULL; | |
1452 | |
1453 for (GeometricPrimitives::iterator it = primitives_.begin(); it != primitives_.end(); ++it) | |
1454 { | |
1455 assert(*it != NULL); | |
1456 if ((*it)->IsHit(s, scene)) | |
1457 { | |
1458 if (bestHit == NULL || | |
1459 bestHit->GetDepth() > (*it)->GetDepth()) | |
1460 { | |
1461 bestHit = *it; | |
1462 } | |
1463 } | |
1464 } | |
1465 | |
1466 if (bestHit != NULL) | |
1467 { | |
1468 if (activeTool_ == Tool_Erase) | |
1469 { | |
1470 DeleteAnnotation(&bestHit->GetParentAnnotation()); | |
1471 BroadcastMessage(AnnotationRemovedMessage(*this)); | |
1472 return new EraseTracker; | |
1473 } | |
1474 else | |
1475 { | |
1476 return new EditPrimitiveTracker(*bestHit, s, scene.GetCanvasToSceneTransform()); | |
1477 } | |
1478 } | |
1479 else | |
1480 { | |
1481 switch (activeTool_) | |
1482 { | |
1483 case Tool_Segment: | |
1484 return new CreateSegmentOrCircleTracker(*this, false /* segment */, s, scene.GetCanvasToSceneTransform()); | |
1485 | |
1486 case Tool_Circle: | |
1487 return new CreateSegmentOrCircleTracker(*this, true /* circle */, s, scene.GetCanvasToSceneTransform()); | |
1488 | |
1489 case Tool_Angle: | |
1490 return new CreateAngleTracker(*this, s, scene.GetCanvasToSceneTransform()); | |
1491 | |
1492 default: | |
1493 return NULL; | |
1494 } | |
1495 } | |
1496 } | |
1497 } | |
1498 | |
1499 | |
1500 void AnnotationsSceneLayer::Serialize(Json::Value& target) const | |
1501 { | |
1502 Json::Value annotations = Json::arrayValue; | |
1503 | |
1504 for (Annotations::const_iterator it = annotations_.begin(); it != annotations_.end(); ++it) | |
1505 { | |
1506 assert(*it != NULL); | |
1507 | |
1508 Json::Value item; | |
1509 (*it)->Serialize(item); | |
1510 annotations.append(item); | |
1511 } | |
1512 | |
1513 target = Json::objectValue; | |
1514 target[KEY_ANNOTATIONS] = annotations; | |
1515 } | |
1516 | |
1517 | |
1518 void AnnotationsSceneLayer::Unserialize(const Json::Value& serialized) | |
1519 { | |
1520 Clear(); | |
1521 | |
1522 if (serialized.type() != Json::objectValue || | |
1523 !serialized.isMember(KEY_ANNOTATIONS) || | |
1524 serialized[KEY_ANNOTATIONS].type() != Json::arrayValue) | |
1525 { | |
1526 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat, "Cannot unserialize a set of annotations"); | |
1527 } | |
1528 | |
1529 const Json::Value& annotations = serialized[KEY_ANNOTATIONS]; | |
1530 | |
1531 for (Json::Value::ArrayIndex i = 0; i < annotations.size(); i++) | |
1532 { | |
1533 if (annotations[i].type() != Json::objectValue || | |
1534 !annotations[i].isMember(KEY_TYPE) || | |
1535 annotations[i][KEY_TYPE].type() != Json::stringValue) | |
1536 { | |
1537 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat); | |
1538 } | |
1539 | |
1540 const std::string& type = annotations[i][KEY_TYPE].asString(); | |
1541 | |
1542 if (type == VALUE_ANGLE) | |
1543 { | |
1544 AngleAnnotation::Unserialize(*this, annotations[i]); | |
1545 } | |
1546 else if (type == VALUE_CIRCLE) | |
1547 { | |
1548 CircleAnnotation::Unserialize(*this, annotations[i]); | |
1549 } | |
1550 else if (type == VALUE_SEGMENT) | |
1551 { | |
1552 SegmentAnnotation::Unserialize(*this, annotations[i]); | |
1553 } | |
1554 else | |
1555 { | |
1556 LOG(ERROR) << "Cannot unserialize unknown type of annotation: " << type; | |
1557 } | |
1558 } | |
1559 } | |
1560 } |