src/XGUI/XGUI_ViewerProxy.cpp

   1 // Copyright (C) 2014-2017  CEA/DEN, EDF R&D
   2 //
   3 // This library is free software; you can redistribute it and/or
   4 // modify it under the terms of the GNU Lesser General Public
   5 // License as published by the Free Software Foundation; either
   6 // version 2.1 of the License, or (at your option) any later version.
   7 //
   8 // This library is distributed in the hope that it will be useful,
   9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11 // Lesser General Public License for more details.
  12 //
  13 // You should have received a copy of the GNU Lesser General Public
  14 // License along with this library; if not, write to the Free Software
  15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  16 //
  17 // See http://www.salome-platform.org/ or
  18 // email : webmaster.salome@opencascade.com<mailto:webmaster.salome@opencascade.com>
  19 //
  20
  21 #include "XGUI_ViewerProxy.h"
  22 #include "XGUI_Workshop.h"
  23 #include "XGUI_SalomeConnector.h"
  24 #include "XGUI_Displayer.h"
  25
  26 #ifndef HAVE_SALOME
  27   #include <AppElements_MainWindow.h>
  28   #include <AppElements_ViewPort.h>
  29   #include <AppElements_ViewWindow.h>
  30   #include <AppElements_Viewer.h>
  31 #endif
  32
  33 #include <ModuleBase_IViewWindow.h>
  34 #include <GeomAPI_Shape.h>
  35 #include <ModelAPI_ResultConstruction.h>
  36
  37 #include <Config_PropManager.h>
  38
  39 #include <AIS_Shape.hxx>
  40 #include <StdSelect_BRepOwner.hxx>
  41
  42 #include <QEvent>
  43
  44
  45 #define HIGHLIGHT_COLOR Quantity_NOC_YELLOW
  46
  47 XGUI_ViewerProxy::XGUI_ViewerProxy(XGUI_Workshop* theParent)
  48     : ModuleBase_IViewer(theParent),
  49       myWorkshop(theParent)
  50 {
  51 }
  52
  53 void XGUI_ViewerProxy::connectViewProxy()
  54 {
  55 #ifdef HAVE_SALOME
  56   connect(myWorkshop->salomeConnector()->viewer(), SIGNAL(trihedronVisibilityChanged(bool)),
  57          SIGNAL(trihedronVisibilityChanged(bool)));
  58 #else
  59   connect(myWorkshop->mainWindow()->viewer(), SIGNAL(trihedronVisibilityChanged(bool)),
  60          SIGNAL(trihedronVisibilityChanged(bool)));
  61 #endif
  62 }
  63
  64 Handle(AIS_InteractiveContext) XGUI_ViewerProxy::AISContext() const
  65 {
  66   Handle(AIS_InteractiveContext) aContext;
  67 #ifdef HAVE_SALOME
  68   aContext = myWorkshop->salomeConnector()->viewer()->AISContext();
  69 #else
  70   aContext = myWorkshop->mainWindow()->viewer()->AISContext();
  71 #endif
  72   return aContext;
  73 }
  74
  75 Handle(AIS_Trihedron) XGUI_ViewerProxy::trihedron() const
  76 {
  77 #ifdef HAVE_SALOME
  78   return myWorkshop->salomeConnector()->viewer()->trihedron();
  79 #else
  80   return myWorkshop->mainWindow()->viewer()->trihedron();
  81 #endif
  82 }
  83
  84 Handle(V3d_Viewer) XGUI_ViewerProxy::v3dViewer() const
  85 {
  86 #ifdef HAVE_SALOME
  87   return myWorkshop->salomeConnector()->viewer()->v3dViewer();
  88 #else
  89   return myWorkshop->mainWindow()->viewer()->v3dViewer();
  90 #endif
  91 }
  92
  93 Handle(V3d_View) XGUI_ViewerProxy::activeView() const
  94 {
  95 #ifdef HAVE_SALOME
  96   return myWorkshop->salomeConnector()->viewer()->activeView();
  97 #else
  98   AppElements_Viewer* aViewer = myWorkshop->mainWindow()->viewer();
  99   return (aViewer->activeViewWindow()) ?
 100     aViewer->activeViewWindow()->viewPortApp()->getView() :
 101     Handle(V3d_View)();
 102 #endif
 103 }
 104
 105 QWidget* XGUI_ViewerProxy::activeViewPort() const
 106 {
 107 #ifdef HAVE_SALOME
 108   return myWorkshop->salomeConnector()->viewer()->activeViewPort();
 109 #else
 110   AppElements_Viewer* aViewer = myWorkshop->mainWindow()->viewer();
 111   return (aViewer->activeViewWindow()) ?
 112          aViewer->activeViewWindow()->viewPortApp(): 0;
 113 #endif
 114 }
 115
 116 void XGUI_ViewerProxy::setViewProjection(double theX, double theY, double theZ, double theTwist)
 117 {
 118   Handle(V3d_View) aView3d = activeView();
 119   if (!aView3d.IsNull()) {
 120     aView3d->SetProj(theX, theY, theZ);
 121     aView3d->SetTwist( theTwist );
 122     aView3d->FitAll(0.01, false);
 123     aView3d->SetZSize(0.);
 124     if (aView3d->Depth() < 0.1)
 125       aView3d->DepthFitAll();
 126   }
 127 }
 128
 129 void XGUI_ViewerProxy::fitAll()
 130 {
 131 #ifdef HAVE_SALOME
 132   myWorkshop->salomeConnector()->viewer()->fitAll();
 133 #else
 134   AppElements_Viewer* aViewer = myWorkshop->mainWindow()->viewer();
 135   if (aViewer->activeViewWindow())
 136     aViewer->activeViewWindow()->viewPortApp()->fitAll();
 137 #endif
 138 }
 139
 140 void XGUI_ViewerProxy::eraseAll()
 141 {
 142 #ifdef HAVE_SALOME
 143   myWorkshop->salomeConnector()->viewer()->eraseAll();
 144 #else
 145 #endif
 146 }
 147
 148 void XGUI_ViewerProxy::connectToViewer()
 149 {
 150 #ifdef HAVE_SALOME
 151   ModuleBase_IViewer* aViewer = myWorkshop->salomeConnector()->viewer();
 152
 153   connect(aViewer, SIGNAL(lastViewClosed()), this, SIGNAL(lastViewClosed()));
 154   connect(aViewer, SIGNAL(tryCloseView(ModuleBase_IViewWindow*)),
 155     this, SIGNAL(tryCloseView(ModuleBase_IViewWindow*)));
 156
 157   connect(aViewer, SIGNAL(deleteView(ModuleBase_IViewWindow*)),
 158     this, SIGNAL(deleteView(ModuleBase_IViewWindow*)));
 159
 160   connect(aViewer, SIGNAL(viewCreated(ModuleBase_IViewWindow*)),
 161     this, SLOT(onViewCreated(ModuleBase_IViewWindow*)));
 162
 163   connect(aViewer, SIGNAL(activated(ModuleBase_IViewWindow*)),
 164     this, SIGNAL(activated(ModuleBase_IViewWindow*)));
 165
 166   connect(aViewer, SIGNAL(mousePress(ModuleBase_IViewWindow*, QMouseEvent*)),
 167     this, SIGNAL(mousePress(ModuleBase_IViewWindow*, QMouseEvent*)));
 168
 169   connect(aViewer, SIGNAL(mouseRelease(ModuleBase_IViewWindow*, QMouseEvent*)),
 170     this, SIGNAL(mouseRelease(ModuleBase_IViewWindow*, QMouseEvent*)));
 171
 172   connect(aViewer, SIGNAL(mouseDoubleClick(ModuleBase_IViewWindow*, QMouseEvent*)), this,
 173           SIGNAL(mouseDoubleClick(ModuleBase_IViewWindow*, QMouseEvent*)));
 174
 175   connect(aViewer, SIGNAL(mouseMove(ModuleBase_IViewWindow*, QMouseEvent*)),
 176     this, SLOT(onMouseMove(ModuleBase_IViewWindow*, QMouseEvent*)));
 177
 178   connect(aViewer, SIGNAL(keyPress(ModuleBase_IViewWindow*, QKeyEvent*)),
 179     this, SIGNAL(keyPress(ModuleBase_IViewWindow*, QKeyEvent*)));
 180
 181   connect(aViewer, SIGNAL(keyRelease(ModuleBase_IViewWindow*, QKeyEvent*)),
 182     this, SIGNAL(keyRelease(ModuleBase_IViewWindow*, QKeyEvent*)));
 183
 184   connect(aViewer, SIGNAL(selectionChanged()), this, SIGNAL(selectionChanged()));
 185
 186   connect(aViewer, SIGNAL(viewTransformed(int)), this, SIGNAL(viewTransformed(int)));
 187
 188   connect(aViewer, SIGNAL(contextMenuRequested(QContextMenuEvent*)), this,
 189           SIGNAL(contextMenuRequested(QContextMenuEvent*)));
 190 #else
 191   AppElements_Viewer* aViewer = myWorkshop->mainWindow()->viewer();
 192
 193   connect(aViewer, SIGNAL(lastViewClosed()), this, SIGNAL(lastViewClosed()));
 194
 195   connect(aViewer, SIGNAL(tryCloseView(AppElements_ViewWindow*)),
 196           this, SLOT(onTryCloseView(AppElements_ViewWindow*)));
 197
 198   connect(aViewer, SIGNAL(deleteView(AppElements_ViewWindow*)),
 199           this, SLOT(onDeleteView(AppElements_ViewWindow*)));
 200
 201   connect(aViewer, SIGNAL(viewCreated(AppElements_ViewWindow*)),
 202           this, SLOT(onViewCreated(AppElements_ViewWindow*)));
 203
 204   connect(aViewer, SIGNAL(activated(AppElements_ViewWindow*)),
 205           this, SLOT(onActivated(AppElements_ViewWindow*)));
 206
 207   connect(aViewer, SIGNAL(mousePress(AppElements_ViewWindow*, QMouseEvent*)), this,
 208           SLOT(onMousePress(AppElements_ViewWindow*, QMouseEvent*)));
 209
 210   connect(aViewer, SIGNAL(mouseRelease(AppElements_ViewWindow*, QMouseEvent*)), this,
 211           SLOT(onMouseRelease(AppElements_ViewWindow*, QMouseEvent*)));
 212
 213   connect(aViewer, SIGNAL(mouseDoubleClick(AppElements_ViewWindow*, QMouseEvent*)), this,
 214           SLOT(onMouseDoubleClick(AppElements_ViewWindow*, QMouseEvent*)));
 215
 216   connect(aViewer, SIGNAL(mouseMove(AppElements_ViewWindow*, QMouseEvent*)), this,
 217           SLOT(onMouseMove(AppElements_ViewWindow*, QMouseEvent*)));
 218
 219   connect(aViewer, SIGNAL(keyPress(AppElements_ViewWindow*, QKeyEvent*)), this,
 220           SLOT(onKeyPress(AppElements_ViewWindow*, QKeyEvent*)));
 221
 222   connect(aViewer, SIGNAL(keyRelease(AppElements_ViewWindow*, QKeyEvent*)), this,
 223           SLOT(onKeyRelease(AppElements_ViewWindow*, QKeyEvent*)));
 224
 225   connect(aViewer, SIGNAL(selectionChanged()), this, SIGNAL(selectionChanged()));
 226   connect(aViewer, SIGNAL(contextMenuRequested(QContextMenuEvent*)), this,
 227           SIGNAL(contextMenuRequested(QContextMenuEvent*)));
 228 #endif
 229 }
 230
 231 bool XGUI_ViewerProxy::eventFilter(QObject *theObject, QEvent *theEvent)
 232 {
 233   if (theEvent->type() == QEvent::Enter) {
 234     emit enterViewPort();
 235   }
 236   else if (theEvent->type() == QEvent::Leave) {
 237     emit leaveViewPort();
 238   }
 239   return ModuleBase_IViewer::eventFilter(theObject, theEvent);
 240 }
 241
 242 void XGUI_ViewerProxy::onViewCreated(ModuleBase_IViewWindow* theWnd)
 243 {
 244   theWnd->viewPort()->installEventFilter(this);
 245
 246   myWindowScale.insert (theWnd->v3dView(), theWnd->v3dView()->Camera()->Scale());
 247
 248   emit viewCreated(theWnd);
 249 }
 250
 251 #ifndef HAVE_SALOME
 252 void XGUI_ViewerProxy::onTryCloseView(AppElements_ViewWindow* theWnd)
 253 {
 254   emit tryCloseView(theWnd);
 255 }
 256
 257 void XGUI_ViewerProxy::onDeleteView(AppElements_ViewWindow* theWnd)
 258 {
 259   if (myWindowScale.contains(theWnd->v3dView()))
 260     myWindowScale.remove (theWnd->v3dView());
 261   emit deleteView(theWnd);
 262 }
 263
 264 void XGUI_ViewerProxy::onViewCreated(AppElements_ViewWindow* theWnd)
 265 {
 266   theWnd->viewPort()->installEventFilter(this);
 267
 268   connect(theWnd, SIGNAL(vpTransformationFinished(AppElements_ViewWindow::OperationType)),
 269     this, SLOT(onViewTransformed(AppElements_ViewWindow::OperationType)));
 270
 271   myWindowScale.insert (theWnd->v3dView(), theWnd->v3dView()->Camera()->Scale());
 272
 273   emit viewCreated(theWnd);
 274 }
 275
 276 void XGUI_ViewerProxy::onActivated(AppElements_ViewWindow* theWnd)
 277 {
 278   emit activated(theWnd);
 279 }
 280
 281 void XGUI_ViewerProxy::onMousePress(AppElements_ViewWindow* theWnd, QMouseEvent* theEvent)
 282 {
 283   emit mousePress(theWnd, theEvent);
 284 }
 285
 286 void XGUI_ViewerProxy::onMouseRelease(AppElements_ViewWindow* theWnd, QMouseEvent* theEvent)
 287 {
 288   emit mouseRelease(theWnd, theEvent);
 289 }
 290
 291 void XGUI_ViewerProxy::onMouseDoubleClick(AppElements_ViewWindow* theWnd, QMouseEvent* theEvent)
 292 {
 293   emit mouseDoubleClick(theWnd, theEvent);
 294 }
 295
 296 void XGUI_ViewerProxy::onMouseMove(AppElements_ViewWindow* theWnd, QMouseEvent* theEvent)
 297 {
 298   updateHighlight();
 299   emit mouseMove(theWnd, theEvent);
 300 }
 301
 302 void XGUI_ViewerProxy::onKeyPress(AppElements_ViewWindow* theWnd, QKeyEvent* theEvent)
 303 {
 304   emit keyPress(theWnd, theEvent);
 305 }
 306
 307 void XGUI_ViewerProxy::onKeyRelease(AppElements_ViewWindow* theWnd, QKeyEvent* theEvent)
 308 {
 309   emit keyRelease(theWnd, theEvent);
 310 }
 311
 312 void XGUI_ViewerProxy::onViewTransformed(AppElements_ViewWindow::OperationType theType)
 313 {
 314   emit viewTransformed((int) theType);
 315 }
 316
 317 #endif
 318
 319
 320 //***************************************
 321 void XGUI_ViewerProxy::enableSelection(bool isEnabled)
 322 {
 323 #ifdef HAVE_SALOME
 324   myWorkshop->salomeConnector()->viewer()->enableSelection(isEnabled);
 325 #else
 326   myWorkshop->mainWindow()->viewer()->setSelectionEnabled(isEnabled);
 327 #endif
 328 }
 329
 330 //***************************************
 331 bool XGUI_ViewerProxy::isSelectionEnabled() const
 332 {
 333 #ifdef HAVE_SALOME
 334   return myWorkshop->salomeConnector()->viewer()->isSelectionEnabled();
 335 #else
 336   return myWorkshop->mainWindow()->viewer()->isSelectionEnabled();
 337 #endif
 338 }
 339
 340 //***************************************
 341 void XGUI_ViewerProxy::enableMultiselection(bool isEnable)
 342 {
 343 #ifdef HAVE_SALOME
 344   myWorkshop->salomeConnector()->viewer()->enableMultiselection(isEnable);
 345 #else
 346   myWorkshop->mainWindow()->viewer()->setMultiSelectionEnabled(isEnable);
 347 #endif
 348 }
 349
 350 //***************************************
 351 bool XGUI_ViewerProxy::isMultiSelectionEnabled() const
 352 {
 353 #ifdef HAVE_SALOME
 354   return myWorkshop->salomeConnector()->viewer()->isMultiSelectionEnabled();
 355 #else
 356   return myWorkshop->mainWindow()->viewer()->isMultiSelectionEnabled();
 357 #endif
 358 }
 359
 360 //***************************************
 361 bool XGUI_ViewerProxy::enableDrawMode(bool isEnabled)
 362 {
 363 #ifdef HAVE_SALOME
 364   return myWorkshop->salomeConnector()->viewer()->enableDrawMode(isEnabled);
 365 #else
 366   return myWorkshop->mainWindow()->viewer()->enableDrawMode(isEnabled);
 367 #endif
 368 }
 369
 370 //***************************************
 371 void XGUI_ViewerProxy::addSelectionFilter(const Handle(SelectMgr_Filter)& theFilter)
 372 {
 373   myWorkshop->displayer()->addSelectionFilter(theFilter);
 374 }
 375
 376 //***************************************
 377 void XGUI_ViewerProxy::removeSelectionFilter(const Handle(SelectMgr_Filter)& theFilter)
 378 {
 379   myWorkshop->displayer()->removeSelectionFilter(theFilter);
 380 }
 381
 382 //***************************************
 383 bool XGUI_ViewerProxy::hasSelectionFilter(const Handle(SelectMgr_Filter)& theFilter)
 384 {
 385   return myWorkshop->displayer()->hasSelectionFilter(theFilter);
 386 }
 387
 388 //***************************************
 389 void XGUI_ViewerProxy::clearSelectionFilters()
 390 {
 391   myWorkshop->displayer()->removeFilters();
 392 }
 393
 394 //***************************************
 395 void XGUI_ViewerProxy::update()
 396 {
 397   myWorkshop->displayer()->updateViewer();
 398 }
 399
 400 //***************************************
 401 bool XGUI_ViewerProxy::canDragByMouse() const
 402 {
 403   if (myWorkshop->isSalomeMode()) {
 404     ModuleBase_IViewer* aViewer = myWorkshop->salomeConnector()->viewer();
 405     return aViewer->canDragByMouse();
 406   } else {
 407     return true;
 408   }
 409 }
 410
 411 //***************************************
 412 void XGUI_ViewerProxy::displayHighlight(FeaturePtr theFeature, const TopoDS_Shape& theIgnoreShape)
 413 {
 414   Handle(AIS_InteractiveContext) aContext = AISContext();
 415
 416   double aDeflection;
 417   if (myResult->groupName() == ModelAPI_ResultConstruction::group()) {
 418     //FeaturePtr aFeature = ModelAPI_Feature::feature(myResult);
 419     if (theFeature.get()) {
 420       std::list<ResultPtr> aResults = theFeature->results();
 421       std::list<ResultPtr>::const_iterator aIt;
 422       ResultPtr aRes;
 423       Handle(AIS_Shape) aAis;
 424       for (aIt = aResults.cbegin(); aIt != aResults.cend(); aIt++) {
 425         aRes = (*aIt);
 426         TopoDS_Shape aTShape = aRes->shape()->impl<TopoDS_Shape>();
 427         if (!aTShape.IsSame(theIgnoreShape)) {
 428           aAis = new AIS_Shape(aTShape);
 429           aAis->SetColor(HIGHLIGHT_COLOR);
 430           aAis->SetZLayer(1); //Graphic3d_ZLayerId_Topmost
 431           aDeflection = Config_PropManager::real("Visualization", "construction_deflection");
 432           aAis->Attributes()->SetDeviationCoefficient(aDeflection);
 433           myHighlights.Append(aAis);
 434           aContext->Display(aAis, false);
 435           aContext->Deactivate(aAis);
 436         }
 437       }
 438     }
 439   }
 440   else {
 441     TopoDS_Shape aTShape = myResult->shape()->impl<TopoDS_Shape>();
 442     Handle(AIS_Shape) aAis = new AIS_Shape(aTShape);
 443     aAis->SetColor(HIGHLIGHT_COLOR);
 444     aAis->SetZLayer(1); //Graphic3d_ZLayerId_Topmost
 445     aDeflection = Config_PropManager::real("Visualization", "body_deflection");
 446     aAis->Attributes()->SetDeviationCoefficient(aDeflection);
 447     myHighlights.Append(aAis);
 448     aContext->Display(aAis, false);
 449     aContext->Deactivate(aAis);
 450   }
 451 }
 452
 453 void XGUI_ViewerProxy::eraseHighlight()
 454 {
 455   Handle(AIS_InteractiveContext) aContext = AISContext();
 456   Handle(AIS_InteractiveObject) anAISIO;
 457   AIS_ListIteratorOfListOfInteractive aLIt;
 458   for (aLIt.Initialize(myHighlights); aLIt.More(); aLIt.Next()) {
 459     anAISIO = aLIt.Value();
 460     aContext->Remove(anAISIO, false);
 461   }
 462   myHighlights.Clear();
 463 }
 464
 465 void XGUI_ViewerProxy::updateHighlight()
 466 {
 467   Handle(AIS_InteractiveContext) aContext = AISContext();
 468   if (!aContext.IsNull()) {
 469     Handle(StdSelect_BRepOwner) aOwner;
 470     Handle(AIS_InteractiveObject) anIO;
 471     bool isDisplayed = false;
 472     TopoDS_Shape aShape, aShp;
 473     ResultPtr aRes;
 474     XGUI_Displayer* aDisplayer = myWorkshop->displayer();
 475     for (aContext->InitDetected(); aContext->MoreDetected(); aContext->NextDetected()) {
 476       aOwner = Handle(StdSelect_BRepOwner)::DownCast(aContext->DetectedOwner());
 477       if ((!aOwner.IsNull()) && aOwner->HasShape()) {
 478         aShape = aOwner->Shape();
 479         anIO = Handle(AIS_InteractiveObject)::DownCast(aOwner->Selectable());
 480         aRes = std::dynamic_pointer_cast<ModelAPI_Result>(aDisplayer->getObject(anIO));
 481         if (aRes.get() && (aRes != myResult)) {
 482           eraseHighlight();
 483           FeaturePtr aFeature = ModelAPI_Feature::feature(aRes);
 484           aShp = aRes->shape()->impl<TopoDS_Shape>();
 485           if ((aFeature->results().size() > 1) || (!aShp.IsSame(aShape))) {
 486             myResult = aRes;
 487             displayHighlight(aFeature, aShape);
 488           }
 489           else {
 490             myResult = ResultPtr();
 491           }
 492           aContext->UpdateCurrentViewer();
 493         }
 494         isDisplayed = aRes.get();
 495       }
 496     }
 497     if (!isDisplayed) {
 498       eraseHighlight();
 499       aContext->UpdateCurrentViewer();
 500       myResult = ResultPtr();
 501     }
 502   }
 503 }
 504
 505 #ifdef HAVE_SALOME
 506 void XGUI_ViewerProxy::onMouseMove(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 507 {
 508   updateHighlight();
 509   emit mouseMove(theWnd, theEvent);
 510 }
 511 #endif
 512
 513 //***************************************
 514 //void XGUI_ViewerProxy::Zfitall()
 515 //{
 516 //#ifdef HAVE_SALOME
 517 //  myWorkshop->salomeConnector()->viewer()->Zfitall();
 518 //#else
 519 //  AppElements_Viewer* aViewer = myWorkshop->mainWindow()->viewer();
 520 //  AppElements_ViewWindow* aView = aViewer->activeViewWindow();
 521 //  if (aView) {
 522 //    Handle(V3d_View) aView3d = aView->v3dView();
 523 //    aView3d->ZFitAll();
 524 //    if (aView3d->Depth() < 0.1)
 525 //      aView3d->DepthFitAll();
 526 //  }
 527 //#endif
 528 //}