1 // Copyright (C) 2007-2014 CEA/DEN, EDF R&D, OPEN CASCADE
3 // Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
4 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
6 // This library is free software; you can redistribute it and/or
7 // modify it under the terms of the GNU Lesser General Public
8 // License as published by the Free Software Foundation; either
9 // version 2.1 of the License, or (at your option) any later version.
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 // Lesser General Public License for more details.
16 // You should have received a copy of the GNU Lesser General Public
17 // License along with this library; if not, write to the Free Software
18 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
23 #include "OCCViewer_ViewModel.h"
24 #include "OCCViewer_ViewWindow.h"
25 #include "OCCViewer_ViewFrame.h"
26 #include "OCCViewer_VService.h"
27 #include "OCCViewer_ViewPort3d.h"
28 #include "OCCViewer_ClippingDlg.h"
29 #include "OCCViewer_Utilities.h"
31 #include "SUIT_ViewWindow.h"
32 #include "SUIT_ViewManager.h"
33 #include "SUIT_Desktop.h"
34 #include "SUIT_Session.h"
35 #include "SUIT_ResourceMgr.h"
37 #include "ViewerData_AISShape.hxx"
39 #include "QtxActionToolMgr.h"
40 #include "QtxBackgroundTool.h"
43 #include <QApplication>
44 #include <QColorDialog>
45 #include <QFileDialog>
49 #include <QMouseEvent>
51 #include <QDesktopWidget>
53 #include <AIS_Axis.hxx>
54 #include <AIS_Drawer.hxx>
55 #include <AIS_ListOfInteractive.hxx>
56 #include <AIS_ListIteratorOfListOfInteractive.hxx>
58 #include <Graphic3d_Texture2Dmanual.hxx>
59 #include <Graphic3d_TextureParams.hxx>
61 #include <Geom_Axis2Placement.hxx>
62 #include <Prs3d_Drawer.hxx>
63 #include <Prs3d_DatumAspect.hxx>
64 #include <Prs3d_LineAspect.hxx>
65 #include <Prs3d_TextAspect.hxx>
67 #include <Visual3d_View.hxx>
70 // VSR: Uncomment below line to allow texture background support in OCC viewer
71 #define OCC_ENABLE_TEXTURED_BACKGROUND
74 Get data for supported background modes: gradient types, identifiers and supported image formats
76 QString OCCViewer_Viewer::backgroundData( QStringList& gradList, QIntList& idList, QIntList& txtList )
78 gradList << tr("GT_HORIZONTALGRADIENT") << tr("GT_VERTICALGRADIENT") <<
79 tr("GT_FIRSTDIAGONALGRADIENT") << tr("GT_SECONDDIAGONALGRADIENT") <<
80 tr("GT_FIRSTCORNERGRADIENT") << tr("GT_SECONDCORNERGRADIENT") <<
81 tr("GT_THIRDCORNERGRADIENT") << tr("GT_FORTHCORNERGRADIENT");
82 idList << HorizontalGradient << VerticalGradient <<
83 Diagonal1Gradient << Diagonal2Gradient <<
84 Corner1Gradient << Corner2Gradient <<
85 Corner3Gradient << Corner4Gradient;
86 #if OCC_VERSION_LARGE > 0x06050200 // enabled since OCCT 6.5.3, since in previous version this functionality is buggy
87 #ifdef OCC_ENABLE_TEXTURED_BACKGROUND
88 txtList << Qtx::CenterTexture << Qtx::TileTexture << Qtx::StretchTexture;
91 return tr("BG_IMAGE_FILES");
96 \param DisplayTrihedron - is trihedron displayed
98 OCCViewer_Viewer::OCCViewer_Viewer( bool DisplayTrihedron)
100 myBackgrounds(4, Qtx::BackgroundData( Qt::black )),
103 myTrihedronSize(100),
106 // init CasCade viewers
107 myV3dViewer = OCCViewer_VService::CreateViewer( TCollection_ExtendedString("Viewer3d").ToExtString() );
108 //myV3dViewer->Init(); // to avoid creation of the useless perspective view (see OCCT issue 0024267)
109 myV3dViewer->SetDefaultLights();
111 #if OCC_VERSION_LARGE <= 0x06060000 // Porting to OCCT higher 6.6.0 version
112 myV3dCollector = OCCViewer_VService::CreateViewer( TCollection_ExtendedString("Collector3d").ToExtString() );
113 //myV3dCollector->Init(); // to avoid creation of the useless perspective view (see OCCT issue 0024267)
114 myV3dCollector->SetDefaultLights();
118 #if OCC_VERSION_LARGE <= 0x06060000
119 myAISContext = new AIS_InteractiveContext( myV3dViewer, myV3dCollector );
121 myAISContext = new AIS_InteractiveContext( myV3dViewer );
123 myAISContext->SelectionColor( Quantity_NOC_WHITE );
125 // display isoline on planar faces (box for ex.)
126 myAISContext->IsoOnPlane( true );
128 /* create trihedron */
129 if ( DisplayTrihedron )
131 Handle(Geom_Axis2Placement) anAxis = new Geom_Axis2Placement(gp::XOY());
132 myTrihedron = new AIS_Trihedron(anAxis);
133 myTrihedron->SetInfiniteState( Standard_True );
135 Quantity_Color Col(193/255., 205/255., 193/255., Quantity_TOC_RGB);
136 //myTrihedron->SetColor( Col );
137 myTrihedron->SetArrowColor( Col.Name() );
138 myTrihedron->SetSize(100);
139 Handle(AIS_Drawer) drawer = myTrihedron->Attributes();
140 if (drawer->HasDatumAspect()) {
141 Handle(Prs3d_DatumAspect) daspect = drawer->DatumAspect();
142 daspect->FirstAxisAspect()->SetColor(Quantity_Color(1.0, 0.0, 0.0, Quantity_TOC_RGB));
143 daspect->SecondAxisAspect()->SetColor(Quantity_Color(0.0, 1.0, 0.0, Quantity_TOC_RGB));
144 daspect->ThirdAxisAspect()->SetColor(Quantity_Color(0.0, 0.0, 1.0, Quantity_TOC_RGB));
148 // set interaction style to standard
149 myInteractionStyle = 0;
151 // set zooming style to standard
155 myPreselectionEnabled = true;
158 mySelectionEnabled = true;
159 myMultiSelectionEnabled = true;
165 OCCViewer_Viewer::~OCCViewer_Viewer()
167 myAISContext.Nullify();
168 myV3dViewer.Nullify();
169 #if OCC_VERSION_LARGE <= 0x06060000
170 myV3dCollector.Nullify();
176 \return background color of viewer
178 QColor OCCViewer_Viewer::backgroundColor() const
180 return backgroundColor(0);
184 \return background data of viewer
186 Qtx::BackgroundData OCCViewer_Viewer::background() const
188 return background(0);
192 Sets background color [obsolete]
193 \param c - new background color
195 void OCCViewer_Viewer::setBackgroundColor( const QColor& c )
197 setBackgroundColor( 0, c );
202 \param d - new background data
204 void OCCViewer_Viewer::setBackground( const Qtx::BackgroundData& theBackground )
206 setBackground( 0, theBackground );
210 Start initialization of view window
211 \param view - view window to be initialized
213 void OCCViewer_Viewer::initView( OCCViewer_ViewWindow* view )
217 view->initSketchers();
218 view->setInteractionStyle( interactionStyle() );
219 view->setZoomingStyle( zoomingStyle() );
220 view->enablePreselection( isPreselectionEnabled() );
221 view->enableSelection( isSelectionEnabled() );
223 OCCViewer_ViewPort3d* vp3d = view->getViewPort();
226 vp3d->getView()->SetSurfaceDetail(V3d_TEX_ALL);
227 // connect signal from viewport
228 connect(vp3d, SIGNAL(vpClosed(OCCViewer_ViewPort3d*)), this, SLOT(onViewClosed(OCCViewer_ViewPort3d*)));
229 connect(vp3d, SIGNAL(vpMapped(OCCViewer_ViewPort3d*)), this, SLOT(onViewMapped(OCCViewer_ViewPort3d*)));
235 Creates new view window
236 \param theDesktop - main window of application
238 SUIT_ViewWindow* OCCViewer_Viewer::createView( SUIT_Desktop* theDesktop )
241 OCCViewer_ViewFrame* view = new OCCViewer_ViewFrame(theDesktop, this);
242 // get main view window (created by view frame)
243 OCCViewer_ViewWindow* vw = view->getView(OCCViewer_ViewFrame::MAIN_VIEW);
244 // initialize main view window
246 // set default background for view window
247 vw->setBackground( background(0) ); // 0 means MAIN_VIEW (other views are not yet created here)
253 Sets new view manager
254 \param theViewManager - new view manager
256 void OCCViewer_Viewer::setViewManager(SUIT_ViewManager* theViewManager)
258 SUIT_ViewModel::setViewManager(theViewManager);
259 if (theViewManager) {
260 connect(theViewManager, SIGNAL(mousePress(SUIT_ViewWindow*, QMouseEvent*)),
261 this, SLOT(onMousePress(SUIT_ViewWindow*, QMouseEvent*)));
263 connect(theViewManager, SIGNAL(mouseMove(SUIT_ViewWindow*, QMouseEvent*)),
264 this, SLOT(onMouseMove(SUIT_ViewWindow*, QMouseEvent*)));
266 connect(theViewManager, SIGNAL(mouseRelease(SUIT_ViewWindow*, QMouseEvent*)),
267 this, SLOT(onMouseRelease(SUIT_ViewWindow*, QMouseEvent*)));
269 connect(theViewManager, SIGNAL(keyPress(SUIT_ViewWindow*, QKeyEvent*)),
270 this, SLOT(onKeyPress(SUIT_ViewWindow*, QKeyEvent*)));
275 SLOT: called on mouse button press, stores current mouse position as start point for transformations
277 void OCCViewer_Viewer::onMousePress(SUIT_ViewWindow* theWindow, QMouseEvent* theEvent)
279 myStartPnt.setX(theEvent->x()); myStartPnt.setY(theEvent->y());
283 SLOT: called on mouse move, processes transformation or hilighting
285 void OCCViewer_Viewer::onMouseMove(SUIT_ViewWindow* theWindow, QMouseEvent* theEvent)
287 if (!mySelectionEnabled) return;
288 if (!theWindow->inherits("OCCViewer_ViewWindow")) return;
290 OCCViewer_ViewWindow* aView = (OCCViewer_ViewWindow*) theWindow;
292 myCurPnt.setX(theEvent->x()); myCurPnt.setY(theEvent->y());
294 if ( isSelectionEnabled() && isPreselectionEnabled() ) {
295 if (aView->getViewPort()->isBusy()) {
296 QCoreApplication::processEvents();
297 return; // Check that the ViewPort initialization completed
298 // To Prevent call move event if the View port is not initialized
301 Handle(V3d_View) aView3d = aView->getViewPort()->getView();
302 if ( !aView3d.IsNull() ) {
303 myAISContext->MoveTo(theEvent->x(), theEvent->y(), aView3d);
310 SLOT: called on mouse button release, finishes transformation or selection
312 void OCCViewer_Viewer::onMouseRelease(SUIT_ViewWindow* theWindow, QMouseEvent* theEvent)
314 if (!mySelectionEnabled) return;
315 if (theEvent->button() != Qt::LeftButton) return;
316 if (!theWindow->inherits("OCCViewer_ViewWindow")) return;
318 OCCViewer_ViewWindow* aView = (OCCViewer_ViewWindow*) theWindow;
322 myEndPnt.setX(theEvent->x()); myEndPnt.setY(theEvent->y());
323 bool aHasShift = (theEvent->modifiers() & Qt::ShiftModifier);
325 if (!aHasShift) emit deselection();
327 if (myStartPnt == myEndPnt)
329 if ( !isPreselectionEnabled() ) {
330 Handle(V3d_View) aView3d = aView->getViewPort()->getView();
331 if ( !aView3d.IsNull() ) {
332 myAISContext->MoveTo(myEndPnt.x(), myEndPnt.y(), aView3d);
336 if (aHasShift && myMultiSelectionEnabled)
337 myAISContext->ShiftSelect();
339 myAISContext->Select();
343 if (aHasShift && myMultiSelectionEnabled)
344 myAISContext->ShiftSelect(myStartPnt.x(), myStartPnt.y(),
345 myEndPnt.x(), myEndPnt.y(),
346 aView->getViewPort()->getView(), Standard_False );
348 myAISContext->Select(myStartPnt.x(), myStartPnt.y(),
349 myEndPnt.x(), myEndPnt.y(),
350 aView->getViewPort()->getView(), Standard_False );
352 int Nb = myAISContext->NbSelected();
353 if( Nb>1 && !myMultiSelectionEnabled )
355 myAISContext->InitSelected();
356 Handle( SelectMgr_EntityOwner ) anOwner = myAISContext->SelectedOwner();
357 if( !anOwner.IsNull() )
359 myAISContext->ClearSelected( Standard_False );
360 myAISContext->AddOrRemoveSelected( anOwner, Standard_False );
364 myAISContext->UpdateCurrentViewer();
366 emit selectionChanged();
370 SLOT: called on key press, processes selection in "key free" interaction style
372 void OCCViewer_Viewer::onKeyPress(SUIT_ViewWindow* theWindow, QKeyEvent* theEvent)
374 if (!mySelectionEnabled) return;
375 if (theEvent->key() != Qt::Key_S) return;
376 if (!theWindow->inherits("OCCViewer_ViewWindow")) return;
378 OCCViewer_ViewWindow* aView = (OCCViewer_ViewWindow*) theWindow;
379 if (!aView || aView->interactionStyle() != SUIT_ViewModel::KEY_FREE)
384 if ( !isPreselectionEnabled() ) {
385 Handle(V3d_View) aView3d = aView->getViewPort()->getView();
386 if ( !aView3d.IsNull() ) {
387 myAISContext->MoveTo(myCurPnt.x(), myCurPnt.y(), aView3d);
391 myAISContext->Select();
393 emit selectionChanged();
396 void OCCViewer_Viewer::onViewClosed(OCCViewer_ViewPort3d*)
398 Standard_Integer aViewsNb = 0;
399 for ( myV3dViewer->InitActiveViews(); myV3dViewer->MoreActiveViews(); myV3dViewer->NextActiveViews())
401 if ( aViewsNb < 2 ) {
402 //clean up presentations before last view is closed
403 myAISContext->RemoveAll(Standard_False);
407 void OCCViewer_Viewer::onViewMapped(OCCViewer_ViewPort3d* viewPort)
409 setTrihedronShown( true );
410 bool showStaticTrihedron = true;
411 SUIT_ResourceMgr* resMgr = SUIT_Session::session()->resourceMgr();
412 if ( resMgr ) showStaticTrihedron = resMgr->booleanValue( "3DViewer", "show_static_trihedron", true );
413 viewPort->showStaticTrihedron( showStaticTrihedron );
416 int OCCViewer_Viewer::getTopLayerId()
418 #if OCC_VERSION_LARGE > 0x06050200
419 if ( myTopLayerId == 0 && !myAISContext->CurrentViewer().IsNull() )
420 myAISContext->CurrentViewer()->AddZLayer( myTopLayerId );
427 \return interaction style
429 int OCCViewer_Viewer::interactionStyle() const
431 return myInteractionStyle;
435 Sets interaction style: 0 - standard, 1 - keyboard free interaction
436 \param theStyle - new interaction style
438 void OCCViewer_Viewer::setInteractionStyle( const int theStyle )
440 myInteractionStyle = theStyle;
441 //!! To be done for view windows
442 if ( !myViewManager )
445 QVector<SUIT_ViewWindow*> wins = myViewManager->getViews();
446 for ( int i = 0; i < (int)wins.count(); i++ )
448 OCCViewer_ViewWindow* win = ::qobject_cast<OCCViewer_ViewWindow*>( wins.at( i ) );
450 win->setInteractionStyle( theStyle );
455 \return zooming style
457 int OCCViewer_Viewer::zoomingStyle() const
459 return myZoomingStyle;
463 Sets zooming style: 0 - standard, 1 - advanced (at cursor)
464 \param theStyle - new zooming style
466 void OCCViewer_Viewer::setZoomingStyle( const int theStyle )
468 myZoomingStyle = theStyle;
469 //!! To be done for view windows
470 if ( !myViewManager )
473 QVector<SUIT_ViewWindow*> wins = myViewManager->getViews();
474 for ( int i = 0; i < (int)wins.count(); i++ )
476 OCCViewer_ViewWindow* win = ::qobject_cast<OCCViewer_ViewWindow*>( wins.at( i ) );
478 win->setZoomingStyle( theStyle );
483 \return true if preselection is enabled
485 bool OCCViewer_Viewer::isPreselectionEnabled() const
487 return myPreselectionEnabled;
491 Enables/disables preselection
492 \param isEnabled - new status
494 void OCCViewer_Viewer::enablePreselection(bool isEnabled)
496 myPreselectionEnabled = isEnabled;
498 if ( !myViewManager )
501 QVector<SUIT_ViewWindow*> wins = myViewManager->getViews();
502 for ( int i = 0; i < (int)wins.count(); i++ )
504 OCCViewer_ViewWindow* win = ::qobject_cast<OCCViewer_ViewWindow*>( wins.at( i ) );
506 win->enablePreselection( isEnabled );
512 \return true if selection is enabled
514 bool OCCViewer_Viewer::isSelectionEnabled() const
516 return mySelectionEnabled;
520 Enables/disables selection
521 \param isEnabled - new status
523 void OCCViewer_Viewer::enableSelection(bool isEnabled)
525 mySelectionEnabled = isEnabled;
527 //!! To be done for view windows
528 if ( !myViewManager )
531 QVector<SUIT_ViewWindow*> wins = myViewManager->getViews();
532 for ( int i = 0; i < (int)wins.count(); i++ )
534 OCCViewer_ViewWindow* win = ::qobject_cast<OCCViewer_ViewWindow*>( wins.at( i ) );
536 win->updateEnabledDrawMode();
537 win->enableSelection( isEnabled );
542 //clear current selection in the viewer
544 myAISContext->ClearSelected( Standard_True );
550 Sets multiselection enabled status
551 \param isEnabled - new status
553 void OCCViewer_Viewer::enableMultiselection(bool isEnable)
555 myMultiSelectionEnabled = isEnable;
556 //!! To be done for view windows
557 if ( !myViewManager )
560 QVector<SUIT_ViewWindow*> wins = myViewManager->getViews();
561 for ( int i = 0; i < (int)wins.count(); i++ )
563 OCCViewer_ViewWindow* win = ::qobject_cast<OCCViewer_ViewWindow*>( wins.at( i ) );
565 win->updateEnabledDrawMode();
570 Builds popup for occ viewer
572 void OCCViewer_Viewer::contextMenuPopup(QMenu* thePopup)
574 thePopup->addAction( tr( "MEN_DUMP_VIEW" ), this, SLOT( onDumpView() ) );
575 thePopup->addAction( tr( "MEN_CHANGE_BACKGROUND" ), this, SLOT( onChangeBackground() ) );
577 thePopup->addSeparator();
579 OCCViewer_ViewWindow* aView = (OCCViewer_ViewWindow*)(myViewManager->getActiveView());
581 //Support of several toolbars in the popup menu
582 QList<QToolBar*> lst = qFindChildren<QToolBar*>( aView );
583 QList<QToolBar*>::const_iterator it = lst.begin(), last = lst.end();
584 for ( ; it!=last; it++ ) {
585 if ( (*it)->parentWidget()->isVisible() )
586 thePopup->addAction( (*it)->toggleViewAction() );
591 SLOT: called on dump view operation is activated, stores scene to raster file
593 void OCCViewer_Viewer::onDumpView()
595 OCCViewer_ViewWindow* aView = (OCCViewer_ViewWindow*)(myViewManager->getActiveView());
601 SLOT: called if background color is to be changed changed, passes new color to view port
603 void OCCViewer_Viewer::onChangeBackground()
605 OCCViewer_ViewWindow* aView = dynamic_cast<OCCViewer_ViewWindow*>(myViewManager->getActiveView());
609 // get supported gradient types
610 QStringList gradList;
611 QIntList idList, txtList;
612 QString formats = backgroundData( gradList, idList, txtList );
615 Qtx::BackgroundData bgData = QtxBackgroundDialog::getBackground( aView->background(), // initial background
616 aView, // parent for dialog box
617 txtList, // allowed texture modes
618 true, // enable solid color mode
619 true, // enable gradient mode
620 false, // disable custom gradient mode
621 !txtList.isEmpty(), // enable/disable texture mode
622 gradList, // gradient names
623 idList, // gradient identifiers
624 formats ); // image formats
626 // set chosen background data to the viewer
627 if ( bgData.isValid() )
628 aView->setBackground( bgData );
632 Updates OCC 3D viewer
634 void OCCViewer_Viewer::update()
636 if (!myV3dViewer.IsNull())
637 myV3dViewer->Update();
639 OCCViewer_ViewWindow* aView = (OCCViewer_ViewWindow*)(myViewManager->getActiveView());
641 aView->updateGravityCoords();
645 \return objects selected in 3D viewer
646 \param theList - list to be filled with selected objects
648 void OCCViewer_Viewer::getSelectedObjects(AIS_ListOfInteractive& theList)
651 for (myAISContext->InitSelected(); myAISContext->MoreSelected(); myAISContext->NextSelected())
652 theList.Append(myAISContext->SelectedInteractive());
656 Selects objects in 3D viewer. Other selected objects are left as selected
657 \param theList - list objects to be selected
659 void OCCViewer_Viewer::setObjectsSelected(const AIS_ListOfInteractive& theList)
661 AIS_ListIteratorOfListOfInteractive aIt;
662 for (aIt.Initialize(theList); aIt.More(); aIt.Next())
663 myAISContext->AddOrRemoveSelected(aIt.Value(), false);
664 myAISContext->UpdateCurrentViewer();
668 Auxiliary method to emit signal selectionChanged()
670 void OCCViewer_Viewer::performSelectionChanged()
672 emit selectionChanged();
676 Hilights/unhilights object in viewer
677 \param obj - object to be updated
678 \param hilight - if it is true, object will be hilighted, otherwise it will be unhilighted
679 \param update - update current viewer
681 bool OCCViewer_Viewer::highlight( const Handle(AIS_InteractiveObject)& obj,
682 bool hilight, bool update )
684 bool isInLocal = myAISContext->HasOpenedContext();
688 if ( hilight && !myAISContext->IsSelected( obj ) )
689 myAISContext->AddOrRemoveCurrentObject( obj, false );
690 else if ( !hilight && myAISContext->IsSelected( obj ) )
691 myAISContext->AddOrRemoveCurrentObject( obj, false );
695 myV3dViewer->Redraw();
701 Unhilights all objects in viewer
702 \param updateviewer - update current viewer
704 bool OCCViewer_Viewer::unHighlightAll( bool updateviewer, bool unselect )
706 if ( myAISContext->HasOpenedContext() ) {
708 myAISContext->ClearSelected( updateviewer );
710 myAISContext->UnhilightSelected( updateviewer );
714 myAISContext->ClearCurrents( updateviewer );
716 myAISContext->UnhilightCurrents( updateviewer );
724 \return true if object is in viewer or in collector
725 \param obj - object to be checked
726 \param onlyInViewer - search object only in viewer (so object must be displayed)
728 bool OCCViewer_Viewer::isInViewer( const Handle(AIS_InteractiveObject)& obj,
731 AIS_ListOfInteractive List;
732 myAISContext->DisplayedObjects(List);
734 #if OCC_VERSION_LARGE <= 0x06060000
737 AIS_ListOfInteractive List1;
738 myAISContext->ObjectsInCollector(List1);
743 AIS_ListIteratorOfListOfInteractive ite(List);
744 for ( ; ite.More(); ite.Next() )
745 if( ite.Value()==obj )
752 \return true if object is displayed in viewer
753 \param obj - object to be checked
755 bool OCCViewer_Viewer::isVisible( const Handle(AIS_InteractiveObject)& obj )
757 return myAISContext->IsDisplayed( obj );
762 \param obj - object to be updated
763 \param color - new color
764 \param update - update current viewer
766 void OCCViewer_Viewer::setColor( const Handle(AIS_InteractiveObject)& obj,
772 Quantity_Color CSFColor = Quantity_Color ( color.red() / 255.,
773 color.green() / 255.,
776 obj->SetColor( CSFColor );
780 myV3dViewer->Update();
784 Changes display mode of object
785 \param obj - object to be processed
786 \param mode - new display mode
787 \param update - update current viewer
789 void OCCViewer_Viewer::switchRepresentation( const Handle(AIS_InteractiveObject)& obj,
790 int mode, bool update )
792 myAISContext->SetDisplayMode( obj, (Standard_Integer)mode, update );
794 myV3dViewer->Update();
798 Changes transparency of object
799 \param obj - object to be processed
800 \param trans - new transparency
801 \param update - update current viewer
803 void OCCViewer_Viewer::setTransparency( const Handle(AIS_InteractiveObject)& obj,
804 float trans, bool update )
806 myAISContext->SetTransparency( obj, trans, false );
807 myAISContext->Redisplay( obj, Standard_False, Standard_True );
809 myV3dViewer->Update();
813 Changes visibility of trihedron to opposite
815 void OCCViewer_Viewer::toggleTrihedron()
817 setTrihedronShown( !isTrihedronVisible() );
821 \return true if trihedron is visible
823 bool OCCViewer_Viewer::isTrihedronVisible() const
825 return !myTrihedron.IsNull() && !myAISContext.IsNull() && myAISContext->IsDisplayed( myTrihedron );
829 Sets visibility state of trihedron
830 \param on - new state
833 void OCCViewer_Viewer::setTrihedronShown( const bool on )
835 if ( myTrihedron.IsNull() )
839 myAISContext->Display( myTrihedron );
840 myAISContext->Deactivate(myTrihedron);
843 myAISContext->Erase( myTrihedron );
848 \return trihedron size
850 double OCCViewer_Viewer::trihedronSize() const
853 if ( !myTrihedron.IsNull() )
854 sz = myTrihedron->Size();
859 Changes trihedron size
862 void OCCViewer_Viewer::setTrihedronSize( const double sz, bool isRelative )
864 if ( myTrihedronSize != sz || isRelative != myIsRelative) {
865 myTrihedronSize = sz;
866 myIsRelative = isRelative;
872 Set number of isolines
873 \param u - u-isolines (first parametric co-ordinate)
874 \param v - v-isolines (second parametric co-ordinate)
876 void OCCViewer_Viewer::setIsos( const int u, const int v )
878 Handle(AIS_InteractiveContext) ic = getAISContext();
882 ic->SetIsoNumber( u, AIS_TOI_IsoU );
883 ic->SetIsoNumber( v, AIS_TOI_IsoV );
887 \return number of isolines
888 \param u - to return u-isolines (first parametric co-ordinate)
889 \param v - to return v-isolines (second parametric co-ordinate)
891 void OCCViewer_Viewer::isos( int& u, int& v ) const
893 Handle(AIS_InteractiveContext) ic = getAISContext();
896 u = ic->IsoNumber( AIS_TOI_IsoU );
897 v = ic->IsoNumber( AIS_TOI_IsoV );
902 * Returns a new OCCViewer_ViewWindow instance which will be placed as a sub window in ViewFrame
904 OCCViewer_ViewWindow* OCCViewer_Viewer::createSubWindow()
906 return new OCCViewer_ViewWindow(0, this);
910 QColor OCCViewer_Viewer::backgroundColor( int theViewId ) const
912 return background( theViewId ).color();
915 Qtx::BackgroundData OCCViewer_Viewer::background( int theViewId ) const
917 return ( theViewId >= 0 && theViewId < myBackgrounds.count() ) ? myBackgrounds[theViewId] : Qtx::BackgroundData();
921 void OCCViewer_Viewer::setBackgroundColor( int theViewId, const QColor& theColor )
923 if ( theColor.isValid() ) {
924 Qtx::BackgroundData bg = background( theViewId );
925 bg.setColor( theColor );
926 setBackground( theViewId, bg );
930 void OCCViewer_Viewer::setBackground( int theViewId, const Qtx::BackgroundData& theBackground )
932 if ( theBackground.isValid() && theViewId >= 0 && theViewId < myBackgrounds.count() )
933 myBackgrounds[theViewId] = theBackground;
938 Set the show static trihedron flag
940 void OCCViewer_Viewer::setStaticTrihedronDisplayed(const bool on)
942 OCCViewer_ViewWindow* aView = (OCCViewer_ViewWindow*)(myViewManager->getActiveView());
943 if ( aView ) aView->showStaticTrihedron( on );
947 Get new and current trihedron size corresponding to the current model size
949 bool OCCViewer_Viewer::computeTrihedronSize( double& theNewSize, double& theSize )
954 //SRN: BUG IPAL8996, a usage of method ActiveView without an initialization
955 Handle(V3d_Viewer) viewer = getViewer3d();
956 viewer->InitActiveViews();
957 if(!viewer->MoreActiveViews()) return false;
959 Handle(V3d_View) view3d = viewer->ActiveView();
962 if ( view3d.IsNull() )
965 double aMaxSide = computeSceneSize( view3d );
968 // The boundary box of the view may be initialized but nullified
969 // (case of infinite objects)
970 if ( aMaxSide < Precision::Confusion() )
973 float aSizeInPercents = SUIT_Session::session()->resourceMgr()->doubleValue("3DViewer","trihedron_size", 100.);
975 static float EPS = 5.0E-3;
976 theSize = getTrihedron()->Size();
977 theNewSize = aMaxSide*aSizeInPercents / 100.0;
979 return fabs( theNewSize - theSize ) > theSize * EPS ||
980 fabs( theNewSize - theSize ) > theNewSize * EPS;
986 double OCCViewer_Viewer::computeSceneSize(const Handle(V3d_View)& view3d) const
989 double Xmin = 0, Ymin = 0, Zmin = 0, Xmax = 0, Ymax = 0, Zmax = 0;
991 view3d->View()->MinMaxValues( Xmin, Ymin, Zmin, Xmax, Ymax, Zmax );
993 if ( Xmin != RealFirst() && Ymin != RealFirst() && Zmin != RealFirst() &&
994 Xmax != RealLast() && Ymax != RealLast() && Zmax != RealLast() )
996 aMaxSide = Xmax - Xmin;
997 if ( aMaxSide < Ymax -Ymin ) aMaxSide = Ymax -Ymin;
998 if ( aMaxSide < Zmax -Zmin ) aMaxSide = Zmax -Zmin;
1005 * Update the size of the trihedron
1007 void OCCViewer_Viewer::updateTrihedron() {
1008 if ( myTrihedron.IsNull() )
1012 double newSz, oldSz;
1014 if(computeTrihedronSize(newSz, oldSz))
1015 myTrihedron->SetSize(newSz);
1017 } else if(myTrihedron->Size() != myTrihedronSize) {
1018 myTrihedron->SetSize(myTrihedronSize);
1023 Set number of isolines
1024 \param u - u-isolines (first parametric co-ordinate)
1025 \param v - v-isolines (second parametric co-ordinate)
1027 void OCCViewer_Viewer::setSelectionOptions( bool isPreselectionEnabled, bool isSelectionEnabled )
1029 myPreselectionEnabled = isPreselectionEnabled;
1030 mySelectionEnabled = isSelectionEnabled;
1031 //clear current selection in the viewer
1033 if(!mySelectionEnabled) {
1034 myAISContext->ClearSelected( Standard_True );
1039 Creates clipping plane based on the incoming plane
1041 Handle(Graphic3d_ClipPlane) OCCViewer_Viewer::createClipPlane(const gp_Pln& thePlane, const Standard_Boolean theIsOn)
1043 Handle(Graphic3d_ClipPlane) aGraphic3dPlane = new Graphic3d_ClipPlane( thePlane );
1044 aGraphic3dPlane->SetOn( theIsOn );
1045 aGraphic3dPlane->SetCapping( Standard_True );
1047 // load capping texture
1048 QPixmap px( ":images/hatch.png" );
1049 if( !px.isNull() ) {
1050 const Handle(Image_PixMap) aPixmap = imageToPixmap( px.toImage() );
1051 Handle(Graphic3d_Texture2Dmanual) aTexture = new Graphic3d_Texture2Dmanual( aPixmap );
1052 if( aTexture->IsDone() ) {
1053 aTexture->EnableModulate();
1054 aTexture->EnableRepeat();
1055 aTexture->GetParams()->SetScale( Graphic3d_Vec2( 0.01, 0.01 ) );
1056 aGraphic3dPlane->SetCappingTexture( aTexture );
1059 return aGraphic3dPlane;
1062 Applies clipping planes to clippable objects
1064 void OCCViewer_Viewer::setClipPlanes(ClipPlanesList theList)
1066 // 1. Remove existing clipping planes
1067 myClipPlanes.clear();
1068 myInternalClipPlanes.Clear();
1070 // 2. Create new clipping planes
1071 ClipPlanesList::iterator inIt = theList.begin();
1072 for (;inIt != theList.end(); inIt++ )
1074 OCCViewer_ClipPlane aPlane = *inIt;
1076 double aDx = 0.0, aDy = 0.0, aDz = 0.0;
1077 aPlane.OrientationToXYZ( aDx, aDy, aDz );
1079 gp_Pnt anOrigin( aPlane.X, aPlane.Y, aPlane.Z );
1080 gp_Dir aDirection( aDx, aDy, aDz );
1082 myInternalClipPlanes.Append( createClipPlane( gp_Pln( anOrigin, aDirection ), aPlane.IsOn ) );
1083 myClipPlanes.push_back( aPlane );
1086 // 3. Apply clipping planes
1087 AIS_ListOfInteractive aList;
1088 myAISContext->DisplayedObjects (aList);
1089 for ( AIS_ListIteratorOfListOfInteractive anIter (aList); anIter.More(); anIter.Next() ) {
1090 Handle(AIS_InteractiveObject) anObj = anIter.Value();
1091 Handle(ViewerData_AISShape) aShape = Handle(ViewerData_AISShape)::DownCast (anObj);
1092 if (!aShape.IsNull() && aShape->IsClippable()) {
1093 aShape->SetClipPlanes(myInternalClipPlanes);
1099 Returns the clipping planes applied to the displayed objects.
1101 ClipPlanesList OCCViewer_Viewer::getClipPlanes() const {
1102 return myClipPlanes;
1105 Applies clipping planes to given object objects
1107 void OCCViewer_Viewer::applyExistingClipPlanesToObject (const Handle(AIS_InteractiveObject)& theObject)
1109 Handle(ViewerData_AISShape) aShape = Handle(ViewerData_AISShape)::DownCast (theObject);
1110 if (!aShape.IsNull() && aShape->IsClippable())
1112 aShape->SetClipPlanes (myInternalClipPlanes);
1117 Returns the pointer to the clipping dialog box.
1119 OCCViewer_ClippingDlg* OCCViewer_Viewer::getClippingDlg() const{
1120 return myClippingDlg;
1125 Stores pointer to the clipping dialog box.
1127 void OCCViewer_Viewer::setClippingDlg(OCCViewer_ClippingDlg* theDlg) {
1128 if(myClippingDlg != theDlg) {
1129 myClippingDlg = theDlg;