Mercurial > hg > orthanc-stone
annotate Samples/Sdl/TrackerSampleApp.cpp @ 655:1e26bb5f2a02
Fixed truncating conversion warnings + fixed deletion of incomplete type
(seemingly due to M$ auto_ptr implementation)
author | Benjamin Golinvaux <bgo@osimis.io> |
---|---|
date | Tue, 14 May 2019 13:51:32 +0200 |
parents | 462a5074f914 |
children | 002d9562c8f5 |
rev | line source |
---|---|
644 | 1 /** |
2 * Stone of Orthanc | |
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
4 * Department, University Hospital of Liege, Belgium | |
5 * Copyright (C) 2017-2019 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 Affero 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 * Affero General Public License for more details. | |
16 * | |
17 * You should have received a copy of the GNU Affero General Public License | |
18 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
19 **/ | |
20 | |
21 #include "TrackerSampleApp.h" | |
22 | |
23 #include "../Common/CreateLineMeasureTracker.h" | |
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24 #include "../Common/CreateAngleMeasureTracker.h" |
644 | 25 |
26 #include "../../Applications/Sdl/SdlOpenGLWindow.h" | |
27 | |
28 #include "../../Framework/Scene2D/PanSceneTracker.h" | |
29 #include "../../Framework/Scene2D/RotateSceneTracker.h" | |
30 #include "../../Framework/Scene2D/Scene2D.h" | |
31 #include "../../Framework/Scene2D/ZoomSceneTracker.h" | |
32 #include "../../Framework/Scene2D/CairoCompositor.h" | |
33 #include "../../Framework/Scene2D/ColorTextureSceneLayer.h" | |
34 #include "../../Framework/Scene2D/OpenGLCompositor.h" | |
35 #include "../../Framework/StoneInitialization.h" | |
36 | |
37 // From Orthanc framework | |
38 #include <Core/Logging.h> | |
39 #include <Core/OrthancException.h> | |
40 #include <Core/Images/Image.h> | |
41 #include <Core/Images/ImageProcessing.h> | |
42 #include <Core/Images/PngWriter.h> | |
43 | |
44 #include <SDL.h> | |
45 #include <stdio.h> | |
46 | |
47 using namespace Orthanc; | |
48 | |
49 namespace OrthancStone | |
50 { | |
51 const char* MeasureToolToString(size_t i) | |
52 { | |
53 static const char* descs[] = { | |
54 "GuiTool_Rotate", | |
55 "GuiTool_Pan", | |
56 "GuiTool_Zoom", | |
57 "GuiTool_LineMeasure", | |
58 "GuiTool_CircleMeasure", | |
59 "GuiTool_AngleMeasure", | |
60 "GuiTool_EllipseMeasure", | |
61 "GuiTool_LAST" | |
62 }; | |
63 if (i >= GuiTool_LAST) | |
64 { | |
65 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError, "Wrong tool index"); | |
66 } | |
67 return descs[i]; | |
68 } | |
69 | |
70 Scene2D& TrackerSampleApp::GetScene() | |
71 { | |
72 return scene_; | |
73 } | |
74 | |
75 void TrackerSampleApp::SelectNextTool() | |
76 { | |
77 currentTool_ = static_cast<GuiTool>(currentTool_ + 1); | |
78 if (currentTool_ == GuiTool_LAST) | |
79 currentTool_ = static_cast<GuiTool>(0);; | |
80 printf("Current tool is now: %s\n", MeasureToolToString(currentTool_)); | |
81 } | |
82 | |
83 void TrackerSampleApp::DisplayInfoText(const PointerEvent& e) | |
84 { | |
85 ScenePoint2D p = e.GetMainPosition().Apply(scene_.GetCanvasToSceneTransform()); | |
86 | |
87 char buf[64]; | |
88 sprintf(buf, "(%0.02f,%0.02f)", p.GetX(), p.GetY()); | |
89 | |
90 if (scene_.HasLayer(INFOTEXT_LAYER_ZINDEX)) | |
91 { | |
92 TextSceneLayer& layer = | |
93 dynamic_cast<TextSceneLayer&>(scene_.GetLayer(INFOTEXT_LAYER_ZINDEX)); | |
94 layer.SetText(buf); | |
95 layer.SetPosition(p.GetX(), p.GetY()); | |
96 } | |
97 else | |
98 { | |
99 std::auto_ptr<TextSceneLayer> layer(new TextSceneLayer); | |
100 layer->SetColor(0, 255, 0); | |
101 layer->SetText(buf); | |
102 layer->SetBorder(20); | |
103 layer->SetAnchor(BitmapAnchor_BottomCenter); | |
104 layer->SetPosition(p.GetX(), p.GetY()); | |
105 scene_.SetLayer(INFOTEXT_LAYER_ZINDEX, layer.release()); | |
106 } | |
107 } | |
108 | |
109 void TrackerSampleApp::HideInfoText() | |
110 { | |
111 scene_.DeleteLayer(INFOTEXT_LAYER_ZINDEX); | |
112 } | |
113 | |
114 void TrackerSampleApp::HandleApplicationEvent( | |
115 const OpenGLCompositor & compositor, | |
116 const SDL_Event & event) | |
117 { | |
118 if (event.type == SDL_MOUSEMOTION) | |
119 { | |
120 int scancodeCount = 0; | |
121 const uint8_t* keyboardState = SDL_GetKeyboardState(&scancodeCount); | |
122 | |
123 if (activeTracker_.get() == NULL && | |
124 SDL_SCANCODE_LCTRL < scancodeCount && | |
125 keyboardState[SDL_SCANCODE_LCTRL]) | |
126 { | |
127 // The "left-ctrl" key is down, while no tracker is present | |
128 // Let's display the info text | |
129 PointerEvent e; | |
130 e.AddPosition(compositor.GetPixelCenterCoordinates(event.button.x, event.button.y)); | |
131 DisplayInfoText(e); | |
132 } | |
133 else | |
134 { | |
135 HideInfoText(); | |
136 //LOG(TRACE) << "(event.type == SDL_MOUSEMOTION)"; | |
137 if (activeTracker_.get() != NULL) | |
138 { | |
139 //LOG(TRACE) << "(activeTracker_.get() != NULL)"; | |
140 PointerEvent e; | |
141 e.AddPosition(compositor.GetPixelCenterCoordinates(event.button.x, event.button.y)); | |
142 //LOG(TRACE) << "event.button.x = " << event.button.x << " " << | |
143 // "event.button.y = " << event.button.y; | |
144 //LOG(TRACE) << "activeTracker_->PointerMove(e); " << | |
145 // e.GetMainPosition().GetX() << " " << e.GetMainPosition().GetY(); | |
146 activeTracker_->PointerMove(e); | |
147 if (!activeTracker_->IsActive()) | |
148 activeTracker_ = NULL; | |
149 } | |
150 } | |
151 } | |
152 else if (event.type == SDL_MOUSEBUTTONUP) | |
153 { | |
154 if (activeTracker_) | |
155 { | |
156 PointerEvent e; | |
157 e.AddPosition(compositor.GetPixelCenterCoordinates(event.button.x, event.button.y)); | |
158 activeTracker_->PointerUp(e); | |
159 if (!activeTracker_->IsActive()) | |
160 activeTracker_ = NULL; | |
161 } | |
162 } | |
163 else if (event.type == SDL_MOUSEBUTTONDOWN) | |
164 { | |
165 PointerEvent e; | |
651
62f6ff016085
Iteration in angle measuring tool. Text label is not ok and handles and arcs
Benjamin Golinvaux <bgo@osimis.io>
parents:
644
diff
changeset
|
166 e.AddPosition(compositor.GetPixelCenterCoordinates( |
62f6ff016085
Iteration in angle measuring tool. Text label is not ok and handles and arcs
Benjamin Golinvaux <bgo@osimis.io>
parents:
644
diff
changeset
|
167 event.button.x, event.button.y)); |
644 | 168 if (activeTracker_) |
169 { | |
170 activeTracker_->PointerDown(e); | |
171 if (!activeTracker_->IsActive()) | |
172 activeTracker_ = NULL; | |
173 } | |
174 else | |
175 { | |
176 // we ATTEMPT to create a tracker if need be | |
177 activeTracker_ = CreateSuitableTracker(event, e, compositor); | |
178 } | |
179 } | |
180 else if (event.type == SDL_KEYDOWN && | |
181 event.key.repeat == 0 /* Ignore key bounce */) | |
182 { | |
183 switch (event.key.keysym.sym) | |
184 { | |
185 case SDLK_ESCAPE: | |
186 if (activeTracker_) | |
187 { | |
188 activeTracker_->Cancel(); | |
189 if (!activeTracker_->IsActive()) | |
190 activeTracker_ = NULL; | |
191 } | |
192 break; | |
193 | |
194 case SDLK_t: | |
195 if (!activeTracker_) | |
196 SelectNextTool(); | |
197 else | |
198 { | |
199 LOG(WARNING) << "You cannot change the active tool when an interaction" | |
200 " is taking place"; | |
201 } | |
202 break; | |
203 | |
204 case SDLK_s: | |
205 scene_.FitContent(compositor.GetCanvasWidth(), | |
206 compositor.GetCanvasHeight()); | |
207 break; | |
208 | |
209 case SDLK_c: | |
210 TakeScreenshot( | |
211 "screenshot.png", | |
212 compositor.GetCanvasWidth(), | |
213 compositor.GetCanvasHeight()); | |
214 break; | |
215 | |
216 default: | |
217 break; | |
218 } | |
219 } | |
220 } | |
221 | |
222 FlexiblePointerTrackerPtr TrackerSampleApp::CreateSuitableTracker( | |
223 const SDL_Event & event, | |
224 const PointerEvent & e, | |
225 const OpenGLCompositor & compositor) | |
226 { | |
227 switch (event.button.button) | |
228 { | |
229 case SDL_BUTTON_MIDDLE: | |
230 return CreateSimpleTrackerAdapter(PointerTrackerPtr( | |
231 new PanSceneTracker(scene_, e))); | |
232 | |
233 case SDL_BUTTON_RIGHT: | |
234 return CreateSimpleTrackerAdapter(PointerTrackerPtr( | |
235 new ZoomSceneTracker(scene_, e, compositor.GetCanvasHeight()))); | |
236 | |
237 case SDL_BUTTON_LEFT: | |
238 { | |
239 //LOG(TRACE) << "CreateSuitableTracker: case SDL_BUTTON_LEFT:"; | |
240 // TODO: we need to iterate on the set of measuring tool and perform | |
241 // a hit test to check if a tracker needs to be created for edition. | |
242 // Otherwise, depending upon the active tool, we might want to create | |
243 // a "measuring tool creation" tracker | |
244 | |
245 // TODO: if there are conflicts, we should prefer a tracker that | |
246 // pertains to the type of measuring tool currently selected (TBD?) | |
247 FlexiblePointerTrackerPtr hitTestTracker = TrackerHitTest(e); | |
248 | |
249 if (hitTestTracker != NULL) | |
250 { | |
251 //LOG(TRACE) << "hitTestTracker != NULL"; | |
252 return hitTestTracker; | |
253 } | |
254 else | |
255 { | |
256 switch (currentTool_) | |
257 { | |
258 case GuiTool_Rotate: | |
259 //LOG(TRACE) << "Creating RotateSceneTracker"; | |
260 return CreateSimpleTrackerAdapter(PointerTrackerPtr( | |
261 new RotateSceneTracker(scene_, e))); | |
262 case GuiTool_Pan: | |
263 return CreateSimpleTrackerAdapter(PointerTrackerPtr( | |
264 new PanSceneTracker(scene_, e))); | |
265 case GuiTool_Zoom: | |
266 return CreateSimpleTrackerAdapter(PointerTrackerPtr( | |
267 new ZoomSceneTracker(scene_, e, compositor.GetCanvasHeight()))); | |
268 //case GuiTool_AngleMeasure: | |
269 // return new AngleMeasureTracker(scene_, measureTools_, undoStack_, e); | |
270 //case GuiTool_CircleMeasure: | |
271 // return new CircleMeasureTracker(scene_, measureTools_, undoStack_, e); | |
272 //case GuiTool_EllipseMeasure: | |
273 // return new EllipseMeasureTracker(scene_, measureTools_, undoStack_, e); | |
651
62f6ff016085
Iteration in angle measuring tool. Text label is not ok and handles and arcs
Benjamin Golinvaux <bgo@osimis.io>
parents:
644
diff
changeset
|
274 case GuiTool_LineMeasure: |
62f6ff016085
Iteration in angle measuring tool. Text label is not ok and handles and arcs
Benjamin Golinvaux <bgo@osimis.io>
parents:
644
diff
changeset
|
275 return FlexiblePointerTrackerPtr(new CreateLineMeasureTracker( |
654
462a5074f914
Turned the scene into an observable to be able to dynamically react to
Benjamin Golinvaux <bgo@osimis.io>
parents:
651
diff
changeset
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276 IObserver::GetBroker(), scene_, undoStack_, measureTools_, e)); |
644 | 277 case GuiTool_AngleMeasure: |
651
62f6ff016085
Iteration in angle measuring tool. Text label is not ok and handles and arcs
Benjamin Golinvaux <bgo@osimis.io>
parents:
644
diff
changeset
|
278 return FlexiblePointerTrackerPtr(new CreateAngleMeasureTracker( |
654
462a5074f914
Turned the scene into an observable to be able to dynamically react to
Benjamin Golinvaux <bgo@osimis.io>
parents:
651
diff
changeset
|
279 IObserver::GetBroker(), scene_, undoStack_, measureTools_, e)); |
644 | 280 return NULL; |
281 case GuiTool_CircleMeasure: | |
282 LOG(ERROR) << "Not implemented yet!"; | |
283 return NULL; | |
284 case GuiTool_EllipseMeasure: | |
285 LOG(ERROR) << "Not implemented yet!"; | |
286 return NULL; | |
287 default: | |
288 throw OrthancException(ErrorCode_InternalError, "Wrong tool!"); | |
289 } | |
290 } | |
291 } | |
292 default: | |
293 return NULL; | |
294 } | |
295 } | |
296 | |
297 | |
298 void TrackerSampleApp::PrepareScene() | |
299 { | |
300 // Texture of 2x2 size | |
301 { | |
302 Orthanc::Image i(Orthanc::PixelFormat_RGB24, 2, 2, false); | |
303 | |
304 uint8_t* p = reinterpret_cast<uint8_t*>(i.GetRow(0)); | |
305 p[0] = 255; | |
306 p[1] = 0; | |
307 p[2] = 0; | |
308 | |
309 p[3] = 0; | |
310 p[4] = 255; | |
311 p[5] = 0; | |
312 | |
313 p = reinterpret_cast<uint8_t*>(i.GetRow(1)); | |
314 p[0] = 0; | |
315 p[1] = 0; | |
316 p[2] = 255; | |
317 | |
318 p[3] = 255; | |
319 p[4] = 0; | |
320 p[5] = 0; | |
321 | |
322 scene_.SetLayer(TEXTURE_2x2_1_ZINDEX, new ColorTextureSceneLayer(i)); | |
323 | |
324 std::auto_ptr<ColorTextureSceneLayer> l(new ColorTextureSceneLayer(i)); | |
325 l->SetOrigin(-3, 2); | |
326 l->SetPixelSpacing(1.5, 1); | |
327 l->SetAngle(20.0 / 180.0 * M_PI); | |
328 scene_.SetLayer(TEXTURE_2x2_2_ZINDEX, l.release()); | |
329 } | |
330 | |
331 // Texture of 1x1 size | |
332 { | |
333 Orthanc::Image i(Orthanc::PixelFormat_RGB24, 1, 1, false); | |
334 | |
335 uint8_t* p = reinterpret_cast<uint8_t*>(i.GetRow(0)); | |
336 p[0] = 255; | |
337 p[1] = 0; | |
338 p[2] = 0; | |
339 | |
340 std::auto_ptr<ColorTextureSceneLayer> l(new ColorTextureSceneLayer(i)); | |
341 l->SetOrigin(-2, 1); | |
342 l->SetAngle(20.0 / 180.0 * M_PI); | |
343 scene_.SetLayer(TEXTURE_1x1_ZINDEX, l.release()); | |
344 } | |
345 | |
346 // Some lines | |
347 { | |
348 std::auto_ptr<PolylineSceneLayer> layer(new PolylineSceneLayer); | |
349 | |
350 layer->SetThickness(1); | |
351 | |
352 PolylineSceneLayer::Chain chain; | |
353 chain.push_back(ScenePoint2D(0 - 0.5, 0 - 0.5)); | |
354 chain.push_back(ScenePoint2D(0 - 0.5, 2 - 0.5)); | |
355 chain.push_back(ScenePoint2D(2 - 0.5, 2 - 0.5)); | |
356 chain.push_back(ScenePoint2D(2 - 0.5, 0 - 0.5)); | |
357 layer->AddChain(chain, true); | |
358 | |
359 chain.clear(); | |
360 chain.push_back(ScenePoint2D(-5, -5)); | |
361 chain.push_back(ScenePoint2D(5, -5)); | |
362 chain.push_back(ScenePoint2D(5, 5)); | |
363 chain.push_back(ScenePoint2D(-5, 5)); | |
364 layer->AddChain(chain, true); | |
365 | |
366 double dy = 1.01; | |
367 chain.clear(); | |
368 chain.push_back(ScenePoint2D(-4, -4)); | |
369 chain.push_back(ScenePoint2D(4, -4 + dy)); | |
370 chain.push_back(ScenePoint2D(-4, -4 + 2.0 * dy)); | |
371 chain.push_back(ScenePoint2D(4, 2)); | |
372 layer->AddChain(chain, false); | |
373 | |
374 layer->SetColor(0, 255, 255); | |
375 scene_.SetLayer(LINESET_1_ZINDEX, layer.release()); | |
376 } | |
377 | |
378 // Some text | |
379 { | |
380 std::auto_ptr<TextSceneLayer> layer(new TextSceneLayer); | |
381 layer->SetText("Hello"); | |
382 scene_.SetLayer(LINESET_2_ZINDEX, layer.release()); | |
383 } | |
384 } | |
385 | |
386 | |
387 void TrackerSampleApp::DisableTracker() | |
388 { | |
389 if (activeTracker_) | |
390 { | |
391 activeTracker_->Cancel(); | |
392 activeTracker_ = NULL; | |
393 } | |
394 } | |
395 | |
396 void TrackerSampleApp::TakeScreenshot(const std::string& target, | |
397 unsigned int canvasWidth, | |
398 unsigned int canvasHeight) | |
399 { | |
400 // Take a screenshot, then save it as PNG file | |
401 CairoCompositor compositor(scene_, canvasWidth, canvasHeight); | |
402 compositor.SetFont(0, Orthanc::EmbeddedResources::UBUNTU_FONT, FONT_SIZE, Orthanc::Encoding_Latin1); | |
403 compositor.Refresh(); | |
404 | |
405 Orthanc::ImageAccessor canvas; | |
406 compositor.GetCanvas().GetReadOnlyAccessor(canvas); | |
407 | |
408 Orthanc::Image png(Orthanc::PixelFormat_RGB24, canvas.GetWidth(), canvas.GetHeight(), false); | |
409 Orthanc::ImageProcessing::Convert(png, canvas); | |
410 | |
411 Orthanc::PngWriter writer; | |
412 writer.WriteToFile(target, png); | |
413 } | |
414 | |
415 | |
416 FlexiblePointerTrackerPtr TrackerSampleApp::TrackerHitTest(const PointerEvent & e) | |
417 { | |
418 // std::vector<MeasureToolPtr> measureTools_; | |
419 return nullptr; | |
420 } | |
421 | |
422 | |
423 | |
424 } |