1 // Copyright (C) 2007-2013 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.
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"
29 #include "SUIT_ViewWindow.h"
30 #include "SUIT_ViewManager.h"
31 #include "SUIT_Desktop.h"
32 #include "SUIT_Session.h"
33 #include "SUIT_ResourceMgr.h"
35 #include "QtxActionToolMgr.h"
36 #include "QtxBackgroundTool.h"
39 #include <QApplication>
40 #include <QColorDialog>
41 #include <QFileDialog>
45 #include <QMouseEvent>
47 #include <QDesktopWidget>
49 #include <AIS_Axis.hxx>
50 #include <AIS_Drawer.hxx>
51 #include <AIS_ListOfInteractive.hxx>
52 #include <AIS_ListIteratorOfListOfInteractive.hxx>
54 #include <Geom_Axis2Placement.hxx>
55 #include <Prs3d_Drawer.hxx>
56 #include <Prs3d_DatumAspect.hxx>
57 #include <Prs3d_LineAspect.hxx>
58 #include <Prs3d_LengthAspect.hxx>
59 #include <Prs3d_AngleAspect.hxx>
60 #include <Prs3d_TextAspect.hxx>
62 #include <Visual3d_View.hxx>
65 // VSR: Uncomment below line to allow texture background support in OCC viewer
66 #define OCC_ENABLE_TEXTURED_BACKGROUND
69 Get data for supported background modes: gradient types, identifiers and supported image formats
71 QString OCCViewer_Viewer::backgroundData( QStringList& gradList, QIntList& idList, QIntList& txtList )
73 gradList << tr("GT_HORIZONTALGRADIENT") << tr("GT_VERTICALGRADIENT") <<
74 tr("GT_FIRSTDIAGONALGRADIENT") << tr("GT_SECONDDIAGONALGRADIENT") <<
75 tr("GT_FIRSTCORNERGRADIENT") << tr("GT_SECONDCORNERGRADIENT") <<
76 tr("GT_THIRDCORNERGRADIENT") << tr("GT_FORTHCORNERGRADIENT");
77 idList << HorizontalGradient << VerticalGradient <<
78 Diagonal1Gradient << Diagonal2Gradient <<
79 Corner1Gradient << Corner2Gradient <<
80 Corner3Gradient << Corner4Gradient;
81 #if OCC_VERSION_LARGE > 0x06050200 // enabled since OCCT 6.5.3, since in previous version this functionality is buggy
82 #ifdef OCC_ENABLE_TEXTURED_BACKGROUND
83 txtList << Qtx::CenterTexture << Qtx::TileTexture << Qtx::StretchTexture;
86 return tr("BG_IMAGE_FILES");
91 \param DisplayTrihedron - is trihedron displayed
93 OCCViewer_Viewer::OCCViewer_Viewer( bool DisplayTrihedron)
95 myBackgrounds(4, Qtx::BackgroundData( Qt::black )),
100 // init CasCade viewers
101 myV3dViewer = OCCViewer_VService::CreateViewer( TCollection_ExtendedString("Viewer3d").ToExtString() );
104 #if OCC_VERSION_LARGE <= 0x06060000 // Porting to OCCT higher 6.6.0 version
105 myV3dCollector = OCCViewer_VService::CreateViewer( TCollection_ExtendedString("Collector3d").ToExtString() );
106 myV3dCollector->Init();
110 #if OCC_VERSION_LARGE <= 0x06060000
111 myAISContext = new AIS_InteractiveContext( myV3dViewer, myV3dCollector );
113 myAISContext = new AIS_InteractiveContext( myV3dViewer );
115 myAISContext->SelectionColor( Quantity_NOC_WHITE );
117 // display isoline on planar faces (box for ex.)
118 myAISContext->IsoOnPlane( true );
121 double h = QApplication::desktop()->screenGeometry( QApplication::desktop()->primaryScreen() ).height() / 300. ;
122 Handle(Prs3d_Drawer) drawer = myAISContext->DefaultDrawer();
123 Handle(Prs3d_TextAspect) ta = drawer->TextAspect();
124 ta->SetHeight(100); // VSR: workaround for CAS.CADE bug (is it really needed ???)
126 drawer->SetTextAspect(ta);
127 drawer->AngleAspect()->SetTextAspect(ta);
128 drawer->LengthAspect()->SetTextAspect(ta);
131 /* create trihedron */
132 if ( DisplayTrihedron )
134 Handle(Geom_Axis2Placement) anAxis = new Geom_Axis2Placement(gp::XOY());
135 myTrihedron = new AIS_Trihedron(anAxis);
136 myTrihedron->SetInfiniteState( Standard_True );
138 Quantity_Color Col(193/255., 205/255., 193/255., Quantity_TOC_RGB);
139 //myTrihedron->SetColor( Col );
140 myTrihedron->SetArrowColor( Col.Name() );
141 myTrihedron->SetSize(100);
142 Handle(AIS_Drawer) drawer = myTrihedron->Attributes();
143 if (drawer->HasDatumAspect()) {
144 Handle(Prs3d_DatumAspect) daspect = drawer->DatumAspect();
145 daspect->FirstAxisAspect()->SetColor(Quantity_Color(1.0, 0.0, 0.0, Quantity_TOC_RGB));
146 daspect->SecondAxisAspect()->SetColor(Quantity_Color(0.0, 1.0, 0.0, Quantity_TOC_RGB));
147 daspect->ThirdAxisAspect()->SetColor(Quantity_Color(0.0, 0.0, 1.0, Quantity_TOC_RGB));
151 // set interaction style to standard
152 myInteractionStyle = 0;
154 // set zooming style to standard
158 myPreselectionEnabled = true;
161 mySelectionEnabled = true;
162 myMultiSelectionEnabled = true;
165 SUIT_ResourceMgr* resMgr = SUIT_Session::session()->resourceMgr();
167 myShowStaticTrihedron = resMgr->booleanValue( "3DViewer", "show_static_trihedron", true );
173 OCCViewer_Viewer::~OCCViewer_Viewer()
175 myAISContext.Nullify();
176 myV3dViewer.Nullify();
177 #if OCC_VERSION_LARGE <= 0x06060000
178 myV3dCollector.Nullify();
184 \return background color of viewer
186 QColor OCCViewer_Viewer::backgroundColor() const
188 return backgroundColor(0);
192 \return background data of viewer
194 Qtx::BackgroundData OCCViewer_Viewer::background() const
196 return background(0);
200 Sets background color [obsolete]
201 \param c - new background color
203 void OCCViewer_Viewer::setBackgroundColor( const QColor& c )
205 setBackgroundColor( 0, c );
210 \param d - new background data
212 void OCCViewer_Viewer::setBackground( const Qtx::BackgroundData& theBackground )
214 setBackground( 0, theBackground );
218 Start initialization of view window
219 \param view - view window to be initialized
221 void OCCViewer_Viewer::initView( OCCViewer_ViewWindow* view )
225 view->initSketchers();
226 view->setInteractionStyle( interactionStyle() );
227 view->setZoomingStyle( zoomingStyle() );
228 view->enablePreselection( isPreselectionEnabled() );
229 view->enableSelection( isSelectionEnabled() );
231 OCCViewer_ViewPort3d* vp3d = view->getViewPort();
234 vp3d->getView()->SetSurfaceDetail(V3d_TEX_ALL);
240 Creates new view window
241 \param theDesktop - main window of application
243 SUIT_ViewWindow* OCCViewer_Viewer::createView( SUIT_Desktop* theDesktop )
246 OCCViewer_ViewFrame* view = new OCCViewer_ViewFrame(theDesktop, this);
247 // get main view window (created by view frame)
248 OCCViewer_ViewWindow* vw = view->getView(OCCViewer_ViewFrame::MAIN_VIEW);
249 // initialize main view window
251 // set default background for view window
252 vw->setBackground( background(0) ); // 0 means MAIN_VIEW (other views are not yet created here)
253 // connect signal from viewport
254 connect(view->getViewPort(), SIGNAL(vpClosed()), this, SLOT(onViewClosed()));
255 connect(view->getViewPort(), SIGNAL(vpMapped()), this, SLOT(onViewMapped()));
260 Sets new view manager
261 \param theViewManager - new view manager
263 void OCCViewer_Viewer::setViewManager(SUIT_ViewManager* theViewManager)
265 SUIT_ViewModel::setViewManager(theViewManager);
266 if (theViewManager) {
267 connect(theViewManager, SIGNAL(mousePress(SUIT_ViewWindow*, QMouseEvent*)),
268 this, SLOT(onMousePress(SUIT_ViewWindow*, QMouseEvent*)));
270 connect(theViewManager, SIGNAL(mouseMove(SUIT_ViewWindow*, QMouseEvent*)),
271 this, SLOT(onMouseMove(SUIT_ViewWindow*, QMouseEvent*)));
273 connect(theViewManager, SIGNAL(mouseRelease(SUIT_ViewWindow*, QMouseEvent*)),
274 this, SLOT(onMouseRelease(SUIT_ViewWindow*, QMouseEvent*)));
276 connect(theViewManager, SIGNAL(keyPress(SUIT_ViewWindow*, QKeyEvent*)),
277 this, SLOT(onKeyPress(SUIT_ViewWindow*, QKeyEvent*)));
282 SLOT: called on mouse button press, stores current mouse position as start point for transformations
284 void OCCViewer_Viewer::onMousePress(SUIT_ViewWindow* theWindow, QMouseEvent* theEvent)
286 myStartPnt.setX(theEvent->x()); myStartPnt.setY(theEvent->y());
290 SLOT: called on mouse move, processes transformation or hilighting
292 void OCCViewer_Viewer::onMouseMove(SUIT_ViewWindow* theWindow, QMouseEvent* theEvent)
294 if (!mySelectionEnabled) return;
295 if (!theWindow->inherits("OCCViewer_ViewWindow")) return;
297 OCCViewer_ViewWindow* aView = (OCCViewer_ViewWindow*) theWindow;
299 myCurPnt.setX(theEvent->x()); myCurPnt.setY(theEvent->y());
301 if ( isSelectionEnabled() && isPreselectionEnabled() ) {
302 if (aView->getViewPort()->isBusy()) {
303 QCoreApplication::processEvents();
304 return; // Check that the ViewPort initialization completed
305 // To Prevent call move event if the View port is not initialized
308 Handle(V3d_View) aView3d = aView->getViewPort()->getView();
309 if ( !aView3d.IsNull() ) {
310 myAISContext->MoveTo(theEvent->x(), theEvent->y(), aView3d);
317 SLOT: called on mouse button release, finishes transformation or selection
319 void OCCViewer_Viewer::onMouseRelease(SUIT_ViewWindow* theWindow, QMouseEvent* theEvent)
321 if (!mySelectionEnabled) return;
322 if (theEvent->button() != Qt::LeftButton) return;
323 if (!theWindow->inherits("OCCViewer_ViewWindow")) return;
325 OCCViewer_ViewWindow* aView = (OCCViewer_ViewWindow*) theWindow;
329 myEndPnt.setX(theEvent->x()); myEndPnt.setY(theEvent->y());
330 bool aHasShift = (theEvent->modifiers() & Qt::ShiftModifier);
332 if (!aHasShift) emit deselection();
334 if (myStartPnt == myEndPnt)
336 if ( !isPreselectionEnabled() ) {
337 Handle(V3d_View) aView3d = aView->getViewPort()->getView();
338 if ( !aView3d.IsNull() ) {
339 myAISContext->MoveTo(myEndPnt.x(), myEndPnt.y(), aView3d);
343 if (aHasShift && myMultiSelectionEnabled)
344 myAISContext->ShiftSelect();
346 myAISContext->Select();
350 if (aHasShift && myMultiSelectionEnabled)
351 myAISContext->ShiftSelect(myStartPnt.x(), myStartPnt.y(),
352 myEndPnt.x(), myEndPnt.y(),
353 aView->getViewPort()->getView(), Standard_False );
355 myAISContext->Select(myStartPnt.x(), myStartPnt.y(),
356 myEndPnt.x(), myEndPnt.y(),
357 aView->getViewPort()->getView(), Standard_False );
359 int Nb = myAISContext->NbSelected();
360 if( Nb>1 && !myMultiSelectionEnabled )
362 myAISContext->InitSelected();
363 Handle( SelectMgr_EntityOwner ) anOwner = myAISContext->SelectedOwner();
364 if( !anOwner.IsNull() )
366 myAISContext->ClearSelected( Standard_False );
367 myAISContext->AddOrRemoveSelected( anOwner, Standard_False );
371 myAISContext->UpdateCurrentViewer();
373 emit selectionChanged();
377 SLOT: called on key press, processes selection in "key free" interaction style
379 void OCCViewer_Viewer::onKeyPress(SUIT_ViewWindow* theWindow, QKeyEvent* theEvent)
381 if (!mySelectionEnabled) return;
382 if (theEvent->key() != Qt::Key_S) return;
383 if (!theWindow->inherits("OCCViewer_ViewWindow")) return;
385 OCCViewer_ViewWindow* aView = (OCCViewer_ViewWindow*) theWindow;
386 if (!aView || aView->interactionStyle() != SUIT_ViewModel::KEY_FREE)
391 if ( !isPreselectionEnabled() ) {
392 Handle(V3d_View) aView3d = aView->getViewPort()->getView();
393 if ( !aView3d.IsNull() ) {
394 myAISContext->MoveTo(myCurPnt.x(), myCurPnt.y(), aView3d);
398 myAISContext->Select();
400 emit selectionChanged();
403 void OCCViewer_Viewer::onViewClosed()
405 Standard_Integer aViewsNb = 0;
406 for ( myV3dViewer->InitActiveViews(); myV3dViewer->MoreActiveViews(); myV3dViewer->NextActiveViews())
408 if ( aViewsNb < 2 ) {
409 //clean up presentations before last view is closed
410 myAISContext->RemoveAll(Standard_False);
414 void OCCViewer_Viewer::onViewMapped()
416 setTrihedronShown( true );
419 int OCCViewer_Viewer::getTopLayerId()
421 #if OCC_VERSION_LARGE > 0x06050200
422 if ( myTopLayerId == 0 && !myAISContext->CurrentViewer().IsNull() )
423 myAISContext->CurrentViewer()->AddZLayer( myTopLayerId );
430 \return interaction style
432 int OCCViewer_Viewer::interactionStyle() const
434 return myInteractionStyle;
438 Sets interaction style: 0 - standard, 1 - keyboard free interaction
439 \param theStyle - new interaction style
441 void OCCViewer_Viewer::setInteractionStyle( const int theStyle )
443 myInteractionStyle = theStyle;
444 //!! To be done for view windows
445 if ( !myViewManager )
448 QVector<SUIT_ViewWindow*> wins = myViewManager->getViews();
449 for ( int i = 0; i < (int)wins.count(); i++ )
451 OCCViewer_ViewWindow* win = ::qobject_cast<OCCViewer_ViewWindow*>( wins.at( i ) );
453 win->setInteractionStyle( theStyle );
458 \return zooming style
460 int OCCViewer_Viewer::zoomingStyle() const
462 return myZoomingStyle;
466 Sets zooming style: 0 - standard, 1 - advanced (at cursor)
467 \param theStyle - new zooming style
469 void OCCViewer_Viewer::setZoomingStyle( const int theStyle )
471 myZoomingStyle = theStyle;
472 //!! To be done for view windows
473 if ( !myViewManager )
476 QVector<SUIT_ViewWindow*> wins = myViewManager->getViews();
477 for ( int i = 0; i < (int)wins.count(); i++ )
479 OCCViewer_ViewWindow* win = ::qobject_cast<OCCViewer_ViewWindow*>( wins.at( i ) );
481 win->setZoomingStyle( theStyle );
486 \return true if preselection is enabled
488 bool OCCViewer_Viewer::isPreselectionEnabled() const
490 return myPreselectionEnabled;
494 Enables/disables preselection
495 \param isEnabled - new status
497 void OCCViewer_Viewer::enablePreselection(bool isEnabled)
499 myPreselectionEnabled = isEnabled;
501 if ( !myViewManager )
504 QVector<SUIT_ViewWindow*> wins = myViewManager->getViews();
505 for ( int i = 0; i < (int)wins.count(); i++ )
507 OCCViewer_ViewWindow* win = ::qobject_cast<OCCViewer_ViewWindow*>( wins.at( i ) );
509 win->enablePreselection( isEnabled );
515 \return true if selection is enabled
517 bool OCCViewer_Viewer::isSelectionEnabled() const
519 return mySelectionEnabled;
523 Enables/disables selection
524 \param isEnabled - new status
526 void OCCViewer_Viewer::enableSelection(bool isEnabled)
528 mySelectionEnabled = isEnabled;
530 //!! To be done for view windows
531 if ( !myViewManager )
534 QVector<SUIT_ViewWindow*> wins = myViewManager->getViews();
535 for ( int i = 0; i < (int)wins.count(); i++ )
537 OCCViewer_ViewWindow* win = ::qobject_cast<OCCViewer_ViewWindow*>( wins.at( i ) );
539 win->updateEnabledDrawMode();
540 win->enableSelection( isEnabled );
546 Sets multiselection enabled status
547 \param isEnabled - new status
549 void OCCViewer_Viewer::enableMultiselection(bool isEnable)
551 myMultiSelectionEnabled = isEnable;
552 //!! To be done for view windows
553 if ( !myViewManager )
556 QVector<SUIT_ViewWindow*> wins = myViewManager->getViews();
557 for ( int i = 0; i < (int)wins.count(); i++ )
559 OCCViewer_ViewWindow* win = ::qobject_cast<OCCViewer_ViewWindow*>( wins.at( i ) );
561 win->updateEnabledDrawMode();
566 Builds popup for occ viewer
568 void OCCViewer_Viewer::contextMenuPopup(QMenu* thePopup)
570 thePopup->addAction( tr( "MEN_DUMP_VIEW" ), this, SLOT( onDumpView() ) );
571 thePopup->addAction( tr( "MEN_CHANGE_BACKGROUND" ), this, SLOT( onChangeBackground() ) );
573 thePopup->addSeparator();
575 OCCViewer_ViewWindow* aView = (OCCViewer_ViewWindow*)(myViewManager->getActiveView());
577 //Support of several toolbars in the popup menu
578 QList<QToolBar*> lst = qFindChildren<QToolBar*>( aView );
579 QList<QToolBar*>::const_iterator it = lst.begin(), last = lst.end();
580 for ( ; it!=last; it++ ) {
581 if ( (*it)->parentWidget()->isVisible() )
582 thePopup->addAction( (*it)->toggleViewAction() );
587 SLOT: called on dump view operation is activated, stores scene to raster file
589 void OCCViewer_Viewer::onDumpView()
591 OCCViewer_ViewWindow* aView = (OCCViewer_ViewWindow*)(myViewManager->getActiveView());
597 SLOT: called if background color is to be changed changed, passes new color to view port
599 void OCCViewer_Viewer::onChangeBackground()
601 OCCViewer_ViewWindow* aView = dynamic_cast<OCCViewer_ViewWindow*>(myViewManager->getActiveView());
605 // get supported gradient types
606 QStringList gradList;
607 QIntList idList, txtList;
608 QString formats = backgroundData( gradList, idList, txtList );
611 Qtx::BackgroundData bgData = QtxBackgroundDialog::getBackground( aView->background(), // initial background
612 aView, // parent for dialog box
613 txtList, // allowed texture modes
614 true, // enable solid color mode
615 true, // enable gradient mode
616 false, // disable custom gradient mode
617 !txtList.isEmpty(), // enable/disable texture mode
618 gradList, // gradient names
619 idList, // gradient identifiers
620 formats ); // image formats
622 // set chosen background data to the viewer
623 if ( bgData.isValid() )
624 aView->setBackground( bgData );
628 Updates OCC 3D viewer
630 void OCCViewer_Viewer::update()
632 if (!myV3dViewer.IsNull())
633 myV3dViewer->Update();
635 OCCViewer_ViewWindow* aView = (OCCViewer_ViewWindow*)(myViewManager->getActiveView());
637 aView->updateGravityCoords();
641 \return objects selected in 3D viewer
642 \param theList - list to be filled with selected objects
644 void OCCViewer_Viewer::getSelectedObjects(AIS_ListOfInteractive& theList)
647 for (myAISContext->InitSelected(); myAISContext->MoreSelected(); myAISContext->NextSelected())
648 theList.Append(myAISContext->SelectedInteractive());
652 Selects objects in 3D viewer. Other selected objects are left as selected
653 \param theList - list objects to be selected
655 void OCCViewer_Viewer::setObjectsSelected(const AIS_ListOfInteractive& theList)
657 AIS_ListIteratorOfListOfInteractive aIt;
658 for (aIt.Initialize(theList); aIt.More(); aIt.Next())
659 myAISContext->AddOrRemoveSelected(aIt.Value(), false);
660 myAISContext->UpdateCurrentViewer();
664 Auxiliary method to emit signal selectionChanged()
666 void OCCViewer_Viewer::performSelectionChanged()
668 emit selectionChanged();
672 Hilights/unhilights object in viewer
673 \param obj - object to be updated
674 \param hilight - if it is true, object will be hilighted, otherwise it will be unhilighted
675 \param update - update current viewer
677 bool OCCViewer_Viewer::highlight( const Handle(AIS_InteractiveObject)& obj,
678 bool hilight, bool update )
680 bool isInLocal = myAISContext->HasOpenedContext();
684 if ( hilight && !myAISContext->IsSelected( obj ) )
685 myAISContext->AddOrRemoveCurrentObject( obj, false );
686 else if ( !hilight && myAISContext->IsSelected( obj ) )
687 myAISContext->AddOrRemoveCurrentObject( obj, false );
691 myV3dViewer->Redraw();
697 Unhilights all objects in viewer
698 \param updateviewer - update current viewer
700 bool OCCViewer_Viewer::unHighlightAll( bool updateviewer, bool unselect )
702 if ( myAISContext->HasOpenedContext() ) {
704 myAISContext->ClearSelected( updateviewer );
706 myAISContext->UnhilightSelected( updateviewer );
710 myAISContext->ClearCurrents( updateviewer );
712 myAISContext->UnhilightCurrents( updateviewer );
720 \return true if object is in viewer or in collector
721 \param obj - object to be checked
722 \param onlyInViewer - search object only in viewer (so object must be displayed)
724 bool OCCViewer_Viewer::isInViewer( const Handle(AIS_InteractiveObject)& obj,
727 AIS_ListOfInteractive List;
728 myAISContext->DisplayedObjects(List);
730 #if OCC_VERSION_LARGE <= 0x06060000
733 AIS_ListOfInteractive List1;
734 myAISContext->ObjectsInCollector(List1);
739 AIS_ListIteratorOfListOfInteractive ite(List);
740 for ( ; ite.More(); ite.Next() )
741 if( ite.Value()==obj )
748 \return true if object is displayed in viewer
749 \param obj - object to be checked
751 bool OCCViewer_Viewer::isVisible( const Handle(AIS_InteractiveObject)& obj )
753 return myAISContext->IsDisplayed( obj );
758 \param obj - object to be updated
759 \param color - new color
760 \param update - update current viewer
762 void OCCViewer_Viewer::setColor( const Handle(AIS_InteractiveObject)& obj,
768 Quantity_Color CSFColor = Quantity_Color ( color.red() / 255.,
769 color.green() / 255.,
772 obj->SetColor( CSFColor );
776 myV3dViewer->Update();
780 Changes display mode of object
781 \param obj - object to be processed
782 \param mode - new display mode
783 \param update - update current viewer
785 void OCCViewer_Viewer::switchRepresentation( const Handle(AIS_InteractiveObject)& obj,
786 int mode, bool update )
788 myAISContext->SetDisplayMode( obj, (Standard_Integer)mode, update );
790 myV3dViewer->Update();
794 Changes transparency of object
795 \param obj - object to be processed
796 \param trans - new transparency
797 \param update - update current viewer
799 void OCCViewer_Viewer::setTransparency( const Handle(AIS_InteractiveObject)& obj,
800 float trans, bool update )
802 myAISContext->SetTransparency( obj, trans, false );
803 myAISContext->Redisplay( obj, Standard_False, Standard_True );
805 myV3dViewer->Update();
809 Changes visibility of trihedron to opposite
811 void OCCViewer_Viewer::toggleTrihedron()
813 setTrihedronShown( !isTrihedronVisible() );
817 \return true if trihedron is visible
819 bool OCCViewer_Viewer::isTrihedronVisible() const
821 return !myTrihedron.IsNull() && !myAISContext.IsNull() && myAISContext->IsDisplayed( myTrihedron );
825 Sets visibility state of trihedron
826 \param on - new state
829 void OCCViewer_Viewer::setTrihedronShown( const bool on )
831 if ( myTrihedron.IsNull() )
835 myAISContext->Display( myTrihedron );
836 myAISContext->Deactivate(myTrihedron);
839 myAISContext->Erase( myTrihedron );
844 \return trihedron size
846 double OCCViewer_Viewer::trihedronSize() const
849 if ( !myTrihedron.IsNull() )
850 sz = myTrihedron->Size();
855 Changes trihedron size
858 void OCCViewer_Viewer::setTrihedronSize( const double sz, bool isRelative )
860 if ( myTrihedronSize != sz || isRelative != myIsRelative) {
861 myTrihedronSize = sz;
862 myIsRelative = isRelative;
868 Set number of isolines
869 \param u - u-isolines (first parametric co-ordinate)
870 \param v - v-isolines (second parametric co-ordinate)
872 void OCCViewer_Viewer::setIsos( const int u, const int v )
874 Handle(AIS_InteractiveContext) ic = getAISContext();
878 ic->SetIsoNumber( u, AIS_TOI_IsoU );
879 ic->SetIsoNumber( v, AIS_TOI_IsoV );
883 \return number of isolines
884 \param u - to return u-isolines (first parametric co-ordinate)
885 \param v - to return v-isolines (second parametric co-ordinate)
887 void OCCViewer_Viewer::isos( int& u, int& v ) const
889 Handle(AIS_InteractiveContext) ic = getAISContext();
892 u = ic->IsoNumber( AIS_TOI_IsoU );
893 v = ic->IsoNumber( AIS_TOI_IsoV );
898 * Returns a new OCCViewer_ViewWindow instance which will be placed as a sub window in ViewFrame
900 OCCViewer_ViewWindow* OCCViewer_Viewer::createSubWindow()
902 return new OCCViewer_ViewWindow( 0, this);
906 QColor OCCViewer_Viewer::backgroundColor( int theViewId ) const
908 return background( theViewId ).color();
911 Qtx::BackgroundData OCCViewer_Viewer::background( int theViewId ) const
913 return ( theViewId >= 0 && theViewId < myBackgrounds.count() ) ? myBackgrounds[theViewId] : Qtx::BackgroundData();
917 void OCCViewer_Viewer::setBackgroundColor( int theViewId, const QColor& theColor )
919 if ( theColor.isValid() ) {
920 Qtx::BackgroundData bg = background( theViewId );
921 bg.setColor( theColor );
922 setBackground( theViewId, bg );
926 void OCCViewer_Viewer::setBackground( int theViewId, const Qtx::BackgroundData& theBackground )
928 if ( theBackground.isValid() && theViewId >= 0 && theViewId < myBackgrounds.count() )
929 myBackgrounds[theViewId] = theBackground;
934 Set the show static trihedron flag
936 void OCCViewer_Viewer::setStaticTrihedronDisplayed(const bool on) {
937 if(myShowStaticTrihedron != on) {
938 OCCViewer_ViewWindow* aView = (OCCViewer_ViewWindow*)(myViewManager->getActiveView());
942 OCCViewer_ViewPort3d* vp3d = aView->getViewPort();
944 myShowStaticTrihedron = on;
945 vp3d->updateStaticTriedronVisibility();
951 Get new and current trihedron size corresponding to the current model size
953 bool OCCViewer_Viewer::computeTrihedronSize( double& theNewSize, double& theSize )
958 //SRN: BUG IPAL8996, a usage of method ActiveView without an initialization
959 Handle(V3d_Viewer) viewer = getViewer3d();
960 viewer->InitActiveViews();
961 if(!viewer->MoreActiveViews()) return false;
963 Handle(V3d_View) view3d = viewer->ActiveView();
966 if ( view3d.IsNull() )
969 double Xmin = 0, Ymin = 0, Zmin = 0, Xmax = 0, Ymax = 0, Zmax = 0;
972 view3d->View()->MinMaxValues( Xmin, Ymin, Zmin, Xmax, Ymax, Zmax );
974 if ( Xmin == RealFirst() || Ymin == RealFirst() || Zmin == RealFirst() ||
975 Xmax == RealLast() || Ymax == RealLast() || Zmax == RealLast() )
978 aMaxSide = Xmax - Xmin;
979 if ( aMaxSide < Ymax -Ymin ) aMaxSide = Ymax -Ymin;
980 if ( aMaxSide < Zmax -Zmin ) aMaxSide = Zmax -Zmin;
983 // The boundary box of the view may be initialized but nullified
984 // (case of infinite objects)
985 if ( aMaxSide < Precision::Confusion() )
988 float aSizeInPercents = SUIT_Session::session()->resourceMgr()->doubleValue("3DViewer","trihedron_size", 100.);
990 static float EPS = 5.0E-3;
991 theSize = getTrihedron()->Size();
992 theNewSize = aMaxSide*aSizeInPercents / 100.0;
994 return fabs( theNewSize - theSize ) > theSize * EPS ||
995 fabs( theNewSize - theSize) > theNewSize * EPS;
999 * Update the size of the trihedron
1001 void OCCViewer_Viewer::updateTrihedron() {
1002 if ( myTrihedron.IsNull() )
1006 double newSz, oldSz;
1008 if(computeTrihedronSize(newSz, oldSz))
1009 myTrihedron->SetSize(newSz);
1011 } else if(myTrihedron->Size() != myTrihedronSize) {
1012 myTrihedron->SetSize(myTrihedronSize);
1017 Set number of isolines
1018 \param u - u-isolines (first parametric co-ordinate)
1019 \param v - v-isolines (second parametric co-ordinate)
1021 void OCCViewer_Viewer::setSelectionOptions( bool isPreselectionEnabled, bool isSelectionEnabled )
1023 myPreselectionEnabled = isPreselectionEnabled;
1024 mySelectionEnabled = isSelectionEnabled;