SbBox3f ViewProviderDatum::getRelevantBoundBox ( SoGetBoundingBoxAction &bboxAction, const std::vector <App::DocumentObject *> &objs ) { SbBox3f bbox(0,0,0, 0,0,0); // Adds the bbox of given feature to the output for (auto obj :objs) { ViewProvider *vp = Gui::Application::Instance->getViewProvider(obj); if (!vp) { continue; } if (!vp->isVisible ()) { continue; } if (obj->isDerivedFrom (Part::Datum::getClassTypeId() ) ) { // Treat datums only as their basepoint // I hope it's ok to take FreeCAD's point here Base::Vector3d basePoint = static_cast<Part::Datum *> ( obj )->getBasePoint (); bbox.extendBy (SbVec3f(basePoint.x, basePoint.y, basePoint.z )); } else { bboxAction.apply ( vp->getRoot () ); SbBox3f obj_bbox = bboxAction.getBoundingBox (); if ( obj_bbox.getVolume () < Precision::Infinite () ) { bbox.extendBy ( obj_bbox ); } } } return bbox; }
void Document::slotChangedObject(const App::DocumentObject& Obj, const App::Property& Prop) { //Base::Console().Log("Document::slotChangedObject() called\n"); ViewProvider* viewProvider = getViewProvider(&Obj); if (viewProvider) { try { viewProvider->update(&Prop); } catch(const Base::MemoryException& e) { Base::Console().Error("Memory exception in '%s' thrown: %s\n",Obj.getNameInDocument(),e.what()); } catch(Base::Exception& e){ e.ReportException(); } catch(const std::exception& e){ Base::Console().Error("C++ exception in '%s' thrown: %s\n",Obj.getNameInDocument(),e.what()); } catch (...) { Base::Console().Error("Cannot update representation for '%s'.\n", Obj.getNameInDocument()); } // check for children if(viewProvider->getChildRoot()) { std::vector<App::DocumentObject*> children = viewProvider->claimChildren3D(); SoGroup* childGroup = viewProvider->getChildRoot(); // size not the same -> build up the list new if(childGroup->getNumChildren() != children.size()){ childGroup->removeAllChildren(); for(std::vector<App::DocumentObject*>::iterator it=children.begin();it!=children.end();++it){ ViewProvider* ChildViewProvider = getViewProvider(*it); if(ChildViewProvider) { SoSeparator* childRootNode = ChildViewProvider->getRoot(); childGroup->addChild(childRootNode); // cycling to all views of the document to remove the viewprovider from the viewer itself for (std::list<Gui::BaseView*>::iterator vIt = d->baseViews.begin();vIt != d->baseViews.end();++vIt) { View3DInventor *activeView = dynamic_cast<View3DInventor *>(*vIt); if (activeView && viewProvider) { if (d->_pcInEdit == ChildViewProvider) resetEdit(); activeView->getViewer()->removeViewProvider(ChildViewProvider); } } } } } } if (viewProvider->isDerivedFrom(ViewProviderDocumentObject::getClassTypeId())) signalChangedObject(static_cast<ViewProviderDocumentObject&>(*viewProvider), Prop); } // a property of an object has changed setModified(true); }
// doc from parent void SoFCUnifiedSelection::handleEvent(SoHandleEventAction * action) { // If off then don't handle this event if (!selectionRole.getValue()) { inherited::handleEvent(action); return; } static char buf[513]; HighlightModes mymode = (HighlightModes) this->highlightMode.getValue(); const SoEvent * event = action->getEvent(); // If we don't need to pick for locate highlighting, // then just behave as separator and return. // NOTE: we still have to pick for ON even though we don't have // to re-render, because the app needs to be notified as the mouse // goes over locate highlight nodes. //if (highlightMode.getValue() == OFF) { // inherited::handleEvent( action ); // return; //} // // If this is a mouseMotion event, then check for locate highlighting // if (event->isOfType(SoLocation2Event::getClassTypeId())) { // NOTE: If preselection is off then we do not check for a picked point because otherwise this search may slow // down extremely the system on really big data sets. In this case we just check for a picked point if the data // set has been selected. if (mymode == AUTO || mymode == ON) { // check to see if the mouse is over our geometry... const SoPickedPoint * pp = this->getPickedPoint(action); SoFullPath *pPath = (pp != NULL) ? (SoFullPath *) pp->getPath() : NULL; ViewProvider *vp = 0; ViewProviderDocumentObject* vpd = 0; if (pPath && pPath->containsPath(action->getCurPath())) vp = viewer->getViewProviderByPathFromTail(pPath); if (vp && vp->isDerivedFrom(ViewProviderDocumentObject::getClassTypeId())) vpd = static_cast<ViewProviderDocumentObject*>(vp); SbBool old_state = highlighted; highlighted = FALSE; if (vpd && vpd->useNewSelectionModel() && vpd->isSelectable()) { std::string documentName = vpd->getObject()->getDocument()->getName(); std::string objectName = vpd->getObject()->getNameInDocument(); std::string subElementName = vpd->getElement(pp ? pp->getDetail() : 0); static char buf[513]; snprintf(buf,512,"Preselected: %s.%s.%s (%f,%f,%f)",documentName.c_str() ,objectName.c_str() ,subElementName.c_str() ,pp->getPoint()[0] ,pp->getPoint()[1] ,pp->getPoint()[2]); getMainWindow()->showMessage(QString::fromAscii(buf),3000); if (Gui::Selection().setPreselect(documentName.c_str() ,objectName.c_str() ,subElementName.c_str() ,pp->getPoint()[0] ,pp->getPoint()[1] ,pp->getPoint()[2])){ SoSearchAction sa; sa.setNode(vp->getRoot()); sa.apply(vp->getRoot()); if (sa.getPath()) { highlighted = TRUE; if (currenthighlight && currenthighlight->getTail() != sa.getPath()->getTail()) { SoHighlightElementAction action; action.setHighlighted(FALSE); action.apply(currenthighlight); currenthighlight->unref(); currenthighlight = 0; old_state = !highlighted; } currenthighlight = static_cast<SoFullPath*>(sa.getPath()->copy()); currenthighlight->ref(); } } } if (currenthighlight/* && old_state != highlighted*/) { SoHighlightElementAction action; action.setHighlighted(highlighted); action.setColor(this->colorHighlight.getValue()); action.setElement(pp ? pp->getDetail() : 0); action.apply(currenthighlight); if (!highlighted) { currenthighlight->unref(); currenthighlight = 0; } this->touch(); } } } // key press events else if (event->isOfType(SoKeyboardEvent ::getClassTypeId())) { SoKeyboardEvent * const e = (SoKeyboardEvent *) event; if (SoKeyboardEvent::isKeyPressEvent(e,SoKeyboardEvent::LEFT_SHIFT) || SoKeyboardEvent::isKeyPressEvent(e,SoKeyboardEvent::RIGHT_SHIFT) ) bShift = true; if (SoKeyboardEvent::isKeyReleaseEvent(e,SoKeyboardEvent::LEFT_SHIFT) || SoKeyboardEvent::isKeyReleaseEvent(e,SoKeyboardEvent::RIGHT_SHIFT) ) bShift = false; if (SoKeyboardEvent::isKeyPressEvent(e,SoKeyboardEvent::LEFT_CONTROL) || SoKeyboardEvent::isKeyPressEvent(e,SoKeyboardEvent::RIGHT_CONTROL) ) bCtrl = true; if (SoKeyboardEvent::isKeyReleaseEvent(e,SoKeyboardEvent::LEFT_CONTROL) || SoKeyboardEvent::isKeyReleaseEvent(e,SoKeyboardEvent::RIGHT_CONTROL) ) bCtrl = false; } // mouse press events for (de)selection else if (event->isOfType(SoMouseButtonEvent::getClassTypeId()) && selectionMode.getValue() == SoFCUnifiedSelection::ON) { const SoMouseButtonEvent* e = static_cast<const SoMouseButtonEvent *>(event); if (SoMouseButtonEvent::isButtonReleaseEvent(e,SoMouseButtonEvent::BUTTON1)) { // check to see if the mouse is over a geometry... const SoPickedPoint * pp = this->getPickedPoint(action); SoFullPath *pPath = (pp != NULL) ? (SoFullPath *) pp->getPath() : NULL; ViewProvider *vp = 0; ViewProviderDocumentObject* vpd = 0; if (pPath && pPath->containsPath(action->getCurPath())) vp = viewer->getViewProviderByPathFromTail(pPath); if (vp && vp->isDerivedFrom(ViewProviderDocumentObject::getClassTypeId())) vpd = static_cast<ViewProviderDocumentObject*>(vp); if (vpd && vpd->useNewSelectionModel() && vpd->isSelectable()) { SoSelectionElementAction::Type type = SoSelectionElementAction::None; std::string documentName = vpd->getObject()->getDocument()->getName(); std::string objectName = vpd->getObject()->getNameInDocument(); std::string subElementName = vpd->getElement(pp ? pp->getDetail() : 0); if (bCtrl) { if (Gui::Selection().isSelected(documentName.c_str() ,objectName.c_str() ,subElementName.c_str())) { Gui::Selection().rmvSelection(documentName.c_str() ,objectName.c_str() ,subElementName.c_str()); type = SoSelectionElementAction::Remove; } else { bool ok = Gui::Selection().addSelection(documentName.c_str() ,objectName.c_str() ,subElementName.c_str() ,pp->getPoint()[0] ,pp->getPoint()[1] ,pp->getPoint()[2]); if (ok) type = SoSelectionElementAction::Append; if (mymode == OFF) { snprintf(buf,512,"Selected: %s.%s.%s (%f,%f,%f)",documentName.c_str() ,objectName.c_str() ,subElementName.c_str() ,pp->getPoint()[0] ,pp->getPoint()[1] ,pp->getPoint()[2]); getMainWindow()->showMessage(QString::fromAscii(buf),3000); } } } else { // Ctrl if (!Gui::Selection().isSelected(documentName.c_str() ,objectName.c_str() ,subElementName.c_str())) { Gui::Selection().clearSelection(documentName.c_str()); bool ok = Gui::Selection().addSelection(documentName.c_str() ,objectName.c_str() ,subElementName.c_str() ,pp->getPoint()[0] ,pp->getPoint()[1] ,pp->getPoint()[2]); if (ok) type = SoSelectionElementAction::Append; } else { Gui::Selection().clearSelection(documentName.c_str()); bool ok = Gui::Selection().addSelection(documentName.c_str() ,objectName.c_str() ,0 ,pp->getPoint()[0] ,pp->getPoint()[1] ,pp->getPoint()[2]); if (ok) type = SoSelectionElementAction::All; } if (mymode == OFF) { snprintf(buf,512,"Selected: %s.%s.%s (%f,%f,%f)",documentName.c_str() ,objectName.c_str() ,subElementName.c_str() ,pp->getPoint()[0] ,pp->getPoint()[1] ,pp->getPoint()[2]); getMainWindow()->showMessage(QString::fromAscii(buf),3000); } } action->setHandled(); if (currenthighlight) { SoSelectionElementAction action(type); action.setColor(this->colorSelection.getValue()); action.setElement(pp ? pp->getDetail() : 0); action.apply(currenthighlight); this->touch(); } } // picked point } // mouse release } inherited::handleEvent(action); }
void ViewProviderBody::updateOriginDatumSize () { PartDesign::Body *body = static_cast<PartDesign::Body *> ( getObject() ); // Use different bounding boxes for datums and for origins: Gui::Document* gdoc = Gui::Application::Instance->getDocument(getObject()->getDocument()); if(!gdoc) return; Gui::MDIView* view = gdoc->getViewOfViewProvider(this); if(!view) return; Gui::View3DInventorViewer* viewer = static_cast<Gui::View3DInventor*>(view)->getViewer(); SoGetBoundingBoxAction bboxAction(viewer->getSoRenderManager()->getViewportRegion()); const auto & model = body->getFullModel (); // BBox for Datums is calculated from all visible objects but treating datums as their basepoints only SbBox3f bboxDatums = ViewProviderDatum::getRelevantBoundBox ( bboxAction, model ); // BBox for origin should take into account datums size also SbBox3f bboxOrigins = bboxDatums; for(App::DocumentObject* obj : model) { if ( obj->isDerivedFrom ( Part::Datum::getClassTypeId () ) ) { ViewProvider *vp = Gui::Application::Instance->getViewProvider(obj); if (!vp) { continue; } ViewProviderDatum *vpDatum = static_cast <ViewProviderDatum *> (vp) ; vpDatum->setExtents ( bboxDatums ); bboxAction.apply ( vp->getRoot () ); bboxOrigins.extendBy ( bboxAction.getBoundingBox () ); } } // get the bounding box values SbVec3f max = bboxOrigins.getMax(); SbVec3f min = bboxOrigins.getMin(); // obtain an Origin and it's ViewProvider App::Origin* origin = 0; Gui::ViewProviderOrigin* vpOrigin = 0; try { origin = body->getOrigin (); assert (origin); Gui::ViewProvider *vp = Gui::Application::Instance->getViewProvider(origin); if (!vp) { throw Base::Exception ("No view provider linked to the Origin"); } assert ( vp->isDerivedFrom ( Gui::ViewProviderOrigin::getClassTypeId () ) ); vpOrigin = static_cast <Gui::ViewProviderOrigin *> ( vp ); } catch (const Base::Exception &ex) { Base::Console().Error ("%s\n", ex.what() ); return; } // calculate the desired origin size Base::Vector3d size; for (uint_fast8_t i=0; i<3; i++) { size[i] = std::max ( fabs ( max[i] ), fabs ( min[i] ) ); if (size[i] < Precision::Confusion() ) { size[i] = Gui::ViewProviderOrigin::defaultSize(); } } vpOrigin->Size.setValue ( size*1.2 ); }