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C++ ViewProvider类代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了C++中ViewProvider的典型用法代码示例。如果您正苦于以下问题:C++ ViewProvider类的具体用法?C++ ViewProvider怎么用?C++ ViewProvider使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。



在下文中一共展示了ViewProvider类的19个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: getViewProviderByName

/// set the feature in Noshow
void Document::setPos(const char* name, const Base::Matrix4D& rclMtrx)
{
    ViewProvider* pcProv = getViewProviderByName(name);
    if (pcProv)
        pcProv->setTransformation(rclMtrx);

}
开发者ID:jaywarrick,项目名称:FreeCAD_sf_master,代码行数:8,代码来源:Document.cpp


示例2: getViewProvider

void Document::slotActivatedObject(const App::DocumentObject& Obj)
{
    ViewProvider* viewProvider = getViewProvider(&Obj);
    if (viewProvider && viewProvider->isDerivedFrom(ViewProviderDocumentObject::getClassTypeId())) {
        signalActivatedObject(*(static_cast<ViewProviderDocumentObject*>(viewProvider)));
    }
}
开发者ID:jaywarrick,项目名称:FreeCAD_sf_master,代码行数:7,代码来源:Document.cpp


示例3: bbox

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;
}
开发者ID:sanguinariojoe,项目名称:FreeCAD,代码行数:32,代码来源:ViewProviderDatum.cpp


示例4: setModified

void Document::slotDeletedObject(const App::DocumentObject& Obj)
{
    std::list<Gui::BaseView*>::iterator vIt;
    setModified(true);
    //Base::Console().Log("Document::slotDeleteObject() called\n");
  
    // cycling to all views of the document
    ViewProvider* viewProvider = getViewProvider(&Obj);
#if 0 // With this we can show child objects again if this method was called by undo
    viewProvider->onDelete(std::vector<std::string>());
#endif
    if (viewProvider && viewProvider->getTypeId().isDerivedFrom
        (ViewProviderDocumentObject::getClassTypeId())) {
        // go through the views
        for (vIt = d->baseViews.begin();vIt != d->baseViews.end();++vIt) {
            View3DInventor *activeView = dynamic_cast<View3DInventor *>(*vIt);
            if (activeView) {
                if (d->_pcInEdit == viewProvider)
                    resetEdit();
                activeView->getViewer()->removeViewProvider(viewProvider);
            }
        }

        // removing from tree
        signalDeletedObject(*(static_cast<ViewProviderDocumentObject*>(viewProvider)));

        delete viewProvider;
        d->_ViewProviderMap.erase(&Obj);
    }
}
开发者ID:jaywarrick,项目名称:FreeCAD_sf_master,代码行数:30,代码来源:Document.cpp


示例5: assert

void ViewProvider::eventCallback(void * ud, SoEventCallback * node)
{
    const SoEvent * ev = node->getEvent();
    Gui::View3DInventorViewer* viewer = reinterpret_cast<Gui::View3DInventorViewer*>(node->getUserData());
    ViewProvider *self = reinterpret_cast<ViewProvider*>(ud);
    assert(self);

    try {
        // Keyboard events
        if (ev->getTypeId().isDerivedFrom(SoKeyboardEvent::getClassTypeId())) {
            SoKeyboardEvent * ke = (SoKeyboardEvent *)ev;
            const SbBool press = ke->getState() == SoButtonEvent::DOWN ? true : false;
            switch (ke->getKey()) {
            case SoKeyboardEvent::ESCAPE:
                if (self->keyPressed (press, ke->getKey())) {
                    node->setHandled();
                }
                else {
                    Gui::TimerFunction* func = new Gui::TimerFunction();
                    func->setAutoDelete(true);
                    Gui::Document* doc = Gui::Application::Instance->activeDocument();
                    func->setFunction(boost::bind(&Document::resetEdit, doc));
                    QTimer::singleShot(0, func, SLOT(timeout()));
                }
                break;
            default:
                // call the virtual method
                if (self->keyPressed (press, ke->getKey()))
                    node->setHandled();
                break;
            }
        }
        // switching the mouse buttons
        else if (ev->getTypeId().isDerivedFrom(SoMouseButtonEvent::getClassTypeId())) {

            const SoMouseButtonEvent * const event = (const SoMouseButtonEvent *) ev;
            const int button = event->getButton();
            const SbBool press = event->getState() == SoButtonEvent::DOWN ? true : false;

            // call the virtual method
            if (self->mouseButtonPressed(button,press,ev->getPosition(),viewer))
                node->setHandled();
        }
        // Mouse Movement handling
        else if (ev->getTypeId().isDerivedFrom(SoLocation2Event::getClassTypeId())) {
            if (self->mouseMove(ev->getPosition(),viewer))
                node->setHandled();
        }
    }
    catch (const Base::Exception& e) {
        Base::Console().Error("Unhandled exception in ViewProvider::eventCallback: %s\n", e.what());
    }
    catch (const std::exception& e) {
        Base::Console().Error("Unhandled std exception in ViewProvider::eventCallback: %s\n", e.what());
    }
    catch (...) {
        Base::Console().Error("Unhandled unknown C++ exception in ViewProvider::eventCallback");
    }
}
开发者ID:mdjurfeldt,项目名称:FreeCAD,代码行数:59,代码来源:ViewProvider.cpp


示例6: getDocumentPtr

Py::Object DocumentPy::getActiveObject(void) const
{
    App::DocumentObject *object = getDocumentPtr()->getDocument()->getActiveObject();
    if (object) {
        ViewProvider *viewObj = getDocumentPtr()->getViewProvider(object);
        return Py::Object(viewObj->getPyObject(), true);
    } else {
        return Py::None();
    }
}
开发者ID:AjinkyaDahale,项目名称:FreeCAD,代码行数:10,代码来源:DocumentPyImp.cpp


示例7: SaveDocFile

/**
 * Saves the properties of the view providers.
 */
void Document::SaveDocFile (Base::Writer &writer) const
{
    writer.Stream() << "<?xml version='1.0' encoding='utf-8'?>" << std::endl
                    << "<!--" << std::endl
                    << " FreeCAD Document, see http://free-cad.sourceforge.net for more information..."
                    << std::endl << "-->" << std::endl;

    writer.Stream() << "<Document SchemaVersion=\"1\">" << std::endl;

    std::map<const App::DocumentObject*,ViewProviderDocumentObject*>::const_iterator it;

    // writing the view provider names itself
    writer.incInd(); // indention for 'ViewProviderData Count'
    writer.Stream() << writer.ind() << "<ViewProviderData Count=\"" 
                    << d->_ViewProviderMap.size() <<"\">" << std::endl;

    bool xml = writer.isForceXML();
    //writer.setForceXML(true);
    writer.incInd(); // indention for 'ViewProvider name'
    for(it = d->_ViewProviderMap.begin(); it != d->_ViewProviderMap.end(); ++it) {
        const App::DocumentObject* doc = it->first;
        ViewProvider* obj = it->second;
        writer.Stream() << writer.ind() << "<ViewProvider name=\""
                        << doc->getNameInDocument() << "\" "
                        << "expanded=\"" << (doc->testStatus(App::Expand) ? 1:0)
                        << "\">" << std::endl;
        obj->Save(writer);
        writer.Stream() << writer.ind() << "</ViewProvider>" << std::endl;
    }
    writer.setForceXML(xml);

    writer.decInd(); // indention for 'ViewProvider name'
    writer.Stream() << writer.ind() << "</ViewProviderData>" << std::endl;
    writer.decInd();  // indention for 'ViewProviderData Count'

    // set camera settings
    QString viewPos;
    if (d->_pcAppWnd->sendHasMsgToActiveView("GetCamera")) {
        const char* ppReturn=0;
        d->_pcAppWnd->sendMsgToActiveView("GetCamera",&ppReturn);
  
        // remove the first line because it's a comment like '#Inventor V2.1 ascii'
        QStringList lines = QString(QString::fromAscii(ppReturn)).split(QLatin1String("\n"));
        if (lines.size() > 1) {
            lines.pop_front();
            viewPos = lines.join(QLatin1String(" "));
        }
    }

    writer.incInd(); // indention for camera settings
    writer.Stream() << writer.ind() << "<Camera settings=\"" 
                    << (const char*)viewPos.toAscii() <<"\"/>" << std::endl;
    writer.decInd(); // indention for camera settings
    writer.Stream() << "</Document>" << std::endl;
}
开发者ID:jaywarrick,项目名称:FreeCAD_sf_master,代码行数:58,代码来源:Document.cpp


示例8: xmlReader

/**
 * Restores the properties of the view providers.
 */
void Document::RestoreDocFile(Base::Reader &reader)
{
    // We must create an XML parser to read from the input stream
    Base::XMLReader xmlReader("GuiDocument.xml", reader);

    int i,Cnt;

    xmlReader.readElement("Document");
    long scheme = xmlReader.getAttributeAsInteger("SchemaVersion");

    // At this stage all the document objects and their associated view providers exist.
    // Now we must restore the properties of the view providers only.
    //
    // SchemeVersion "1"
    if (scheme == 1) {
        // read the viewproviders itself
        xmlReader.readElement("ViewProviderData");
        Cnt = xmlReader.getAttributeAsInteger("Count");
        for (i=0 ;i<Cnt ;i++) {
            xmlReader.readElement("ViewProvider");
            std::string name = xmlReader.getAttribute("name");
            ViewProvider* pObj = getViewProviderByName(name.c_str());
            if (pObj) // check if this feature has been registered
                pObj->Restore(xmlReader);
            xmlReader.readEndElement("ViewProvider");
        }
        xmlReader.readEndElement("ViewProviderData");

        // read camera settings
        xmlReader.readElement("Camera");
        const char* ppReturn = xmlReader.getAttribute("settings");
        std::string sMsg = "SetCamera ";
        sMsg += ppReturn;
        if (strcmp(ppReturn, "") != 0) { // non-empty attribute
            try {
                if (d->_pcAppWnd->sendHasMsgToActiveView("SetCamera"))
                    d->_pcAppWnd->sendMsgToActiveView(sMsg.c_str());
            }
            catch (const Base::Exception& e) {
                Base::Console().Error("%s\n", e.what());
            }
        }
    }

    xmlReader.readEndElement("Document");

    // In the file GuiDocument.xml new data files might be added
    if (!xmlReader.getFilenames().empty())
        xmlReader.readFiles(static_cast<zipios::ZipInputStream&>(reader));

    // reset modifeid flag
    setModified(false);
}
开发者ID:clementCAM,项目名称:FreeCAD,代码行数:56,代码来源:Document.cpp


示例9: getObject

/**
 * Extracts the associated view providers of the objects of the associated object group group. 
 */
void ViewProviderDocumentObjectGroup::getViewProviders(std::vector<ViewProviderDocumentObject*>& vp) const
{
    App::DocumentObject* doc = getObject();
    if (doc->getTypeId().isDerivedFrom(App::DocumentObjectGroup::getClassTypeId())) {
        Gui::Document* gd = Application::Instance->getDocument(doc->getDocument());
        App::DocumentObjectGroup* grp = (App::DocumentObjectGroup*)doc;
        std::vector<App::DocumentObject*> obj = grp->getObjects();
        for (std::vector<App::DocumentObject*>::iterator it = obj.begin(); it != obj.end(); ++it) {
            ViewProvider* v = gd->getViewProvider(*it);
            if (v && v->getTypeId().isDerivedFrom(ViewProviderDocumentObject::getClassTypeId()))
                vp.push_back((ViewProviderDocumentObject*)v);
        }
    }
}
开发者ID:davidlni,项目名称:FreeCAD,代码行数:17,代码来源:ViewProviderDocumentObjectGroup.cpp


示例10: getViewProvider

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);
}
开发者ID:RipCurrent,项目名称:FreeCAD_sf_master,代码行数:58,代码来源:Document.cpp


示例11: PyDict_GetItemString

PyObject *DocumentPy::getCustomAttributes(const char* attr) const
{
    // Note: Here we want to return only a document object if its
    // name matches 'attr'. However, it is possible to have an object
    // with the same name as an attribute. If so, we return 0 as other-
    // wise it wouldn't be possible to address this attribute any more.
    // The object must then be addressed by the getObject() method directly.
    if (this->ob_type->tp_dict == NULL) {
        if (PyType_Ready(this->ob_type) < 0)
            return 0;
    }
    PyObject* item = PyDict_GetItemString(this->ob_type->tp_dict, attr);
    if (item) return 0;
    // search for an object with this name
    ViewProvider* obj = getDocumentPtr()->getViewProviderByName(attr);
    return (obj ? obj->getPyObject() : 0);
}
开发者ID:AjinkyaDahale,项目名称:FreeCAD,代码行数:17,代码来源:DocumentPyImp.cpp


示例12: getExtendedViewProvider

void ViewProviderGroupExtension::extensionShow(void) {

    // when reading the Visibility property from file then do not hide the
    // objects of this group because they have stored their visibility status, too
    if (!getExtendedViewProvider()->isRestoring() && !this->visible) {
        auto* group = getExtendedViewProvider()->getObject()->getExtensionByType<App::GroupExtension>();

        const std::vector<App::DocumentObject*> & links = group->Group.getValues();
        Gui::Document* doc = Application::Instance->getDocument(group->getExtendedObject()->getDocument());
        for (std::vector<App::DocumentObject*>::const_iterator it = links.begin(); it != links.end(); ++it) {
            ViewProvider* view = doc->getViewProvider(*it);
            if (view) 
                view->show();
        }
    }

    ViewProviderExtension::extensionShow();
    this->visible = true;
}
开发者ID:SparkyCola,项目名称:FreeCAD,代码行数:19,代码来源:ViewProviderGroupExtension.cpp


示例13: exportObjects

void Document::exportObjects(const std::vector<App::DocumentObject*>& obj, Base::Writer& writer)
{
    writer.Stream() << "<?xml version='1.0' encoding='utf-8'?>" << std::endl;
    writer.Stream() << "<Document SchemaVersion=\"1\">" << std::endl;

    std::map<const App::DocumentObject*,ViewProvider*> views;
    for (std::vector<App::DocumentObject*>::const_iterator it = obj.begin(); it != obj.end(); ++it) {
        Document* doc = Application::Instance->getDocument((*it)->getDocument());
        if (doc) {
            ViewProvider* vp = doc->getViewProvider(*it);
            if (vp) views[*it] = vp;
        }
    }

    // writing the view provider names itself
    writer.incInd(); // indention for 'ViewProviderData Count'
    writer.Stream() << writer.ind() << "<ViewProviderData Count=\"" 
                    << views.size() <<"\">" << std::endl;

    bool xml = writer.isForceXML();
    //writer.setForceXML(true);
    writer.incInd(); // indention for 'ViewProvider name'
    std::map<const App::DocumentObject*,ViewProvider*>::const_iterator jt;
    for (jt = views.begin(); jt != views.end(); ++jt) {
        const App::DocumentObject* doc = jt->first;
        ViewProvider* obj = jt->second;
        writer.Stream() << writer.ind() << "<ViewProvider name=\""
                        << doc->getNameInDocument() << "\" type=\""
                        << obj->getTypeId().getName()
                        << "\">" << std::endl;
        obj->Save(writer);
        writer.Stream() << writer.ind() << "</ViewProvider>" << std::endl;
    }
    writer.setForceXML(xml);

    writer.decInd(); // indention for 'ViewProvider name'
    writer.Stream() << writer.ind() << "</ViewProviderData>" << std::endl;
    writer.decInd();  // indention for 'ViewProviderData Count'
    writer.incInd(); // indention for camera settings
    writer.Stream() << writer.ind() << "<Camera settings=\"\"/>" << std::endl;
    writer.decInd(); // indention for camera settings
    writer.Stream() << "</Document>" << std::endl;
}
开发者ID:jaywarrick,项目名称:FreeCAD_sf_master,代码行数:43,代码来源:Document.cpp


示例14: Selection

void StdCmdRandomColor::activated(int iMsg)
{
    // get the complete selection
    std::vector<SelectionSingleton::SelObj> sel = Selection().getCompleteSelection();
    for (std::vector<SelectionSingleton::SelObj>::iterator it = sel.begin(); it != sel.end(); ++it) {
        float fMax = (float)RAND_MAX;
        float fRed = (float)rand()/fMax;
        float fGrn = (float)rand()/fMax;
        float fBlu = (float)rand()/fMax;

        ViewProvider* view = Application::Instance->getDocument(it->pDoc)->getViewProvider(it->pObject);
        App::Property* color = view->getPropertyByName("ShapeColor");
        if (color && color->getTypeId() == App::PropertyColor::getClassTypeId()) {
            // get the view provider of the selected object and set the shape color
            doCommand(Gui, "Gui.getDocument(\"%s\").getObject(\"%s\").ShapeColor=(%.2f,%.2f,%.2f)"
                         , it->DocName, it->FeatName, fRed, fGrn, fBlu);
        }
    }
}
开发者ID:3DPrinterGuy,项目名称:FreeCAD,代码行数:19,代码来源:CommandFeat.cpp


示例15: xmlReader

void Document::importObjects(const std::vector<App::DocumentObject*>& obj, Base::Reader& reader)
{
    // We must create an XML parser to read from the input stream
    Base::XMLReader xmlReader("GuiDocument.xml", reader);
    xmlReader.readElement("Document");
    long scheme = xmlReader.getAttributeAsInteger("SchemaVersion");

    // At this stage all the document objects and their associated view providers exist.
    // Now we must restore the properties of the view providers only.
    //
    // SchemeVersion "1"
    if (scheme == 1) {
        // read the viewproviders itself
        xmlReader.readElement("ViewProviderData");
        int Cnt = xmlReader.getAttributeAsInteger("Count");
        std::vector<App::DocumentObject*>::const_iterator it = obj.begin();
        for (int i=0;i<Cnt&&it!=obj.end();++i,++it) {
            // The stored name usually doesn't match with the current name anymore
            // thus we try to match by type. This should work because the order of
            // objects should not have changed
            xmlReader.readElement("ViewProvider");
            std::string type = xmlReader.getAttribute("type");
            ViewProvider* pObj = getViewProvider(*it);
            while (pObj && type != pObj->getTypeId().getName()) {
                if (it != obj.end()) {
                    ++it;
                    pObj = getViewProvider(*it);
                }
            }
            if (pObj && type == pObj->getTypeId().getName())
                pObj->Restore(xmlReader);
            xmlReader.readEndElement("ViewProvider");
            if (it == obj.end())
                break;
        }
        xmlReader.readEndElement("ViewProviderData");
    }

    xmlReader.readEndElement("Document");
}
开发者ID:jaywarrick,项目名称:FreeCAD_sf_master,代码行数:40,代码来源:Document.cpp


示例16: getViewProvider

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 (...) {
            Base::Console().Error("Cannot update representation for '%s'.\n", Obj.getNameInDocument());
        }

        if (viewProvider->isDerivedFrom(ViewProviderDocumentObject::getClassTypeId()))
            signalChangedObject(static_cast<ViewProviderDocumentObject&>(*viewProvider), Prop);
    }

    // a property of an object has changed
    setModified(true);
}
开发者ID:clementCAM,项目名称:FreeCAD,代码行数:22,代码来源:Document.cpp


示例17: getObject

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 );
}
开发者ID:3DPrinterGuy,项目名称:FreeCAD,代码行数:70,代码来源:ViewProviderBody.cpp


示例18: snprintf

// 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();
            }
        }
//.........这里部分代码省略.........
开发者ID:Daedalus12,项目名称:FreeCAD_sf_master,代码行数:101,代码来源:SoFCUnifiedSelection.cpp


示例19: xmlReader

/**
 * Restores the properties of the view providers.
 */
void Document::RestoreDocFile(Base::Reader &reader)
{
    // We must create an XML parser to read from the input stream
    Base::XMLReader xmlReader("GuiDocument.xml", reader);
    xmlReader.FileVersion = reader.getFileVersion();

    int i,Cnt;

    xmlReader.readElement("Document");
    long scheme = xmlReader.getAttributeAsInteger("SchemaVersion");

    // At this stage all the document objects and their associated view providers exist.
    // Now we must restore the properties of the view providers only.
    //
    // SchemeVersion "1"
    if (scheme == 1) {
        // read the viewproviders itself
        xmlReader.readElement("ViewProviderData");
        Cnt = xmlReader.getAttributeAsInteger("Count");
        for (i=0 ;i<Cnt ;i++) {
            xmlReader.readElement("ViewProvider");
            std::string name = xmlReader.getAttribute("name");
            bool expanded = false;
            if (xmlReader.hasAttribute("expanded")) {
                const char* attr = xmlReader.getAttribute("expanded");
                if (strcmp(attr,"1") == 0) {
                    expanded = true;
                }
            }
            ViewProvider* pObj = getViewProviderByName(name.c_str());
            if (pObj) // check if this feature has been registered
                pObj->Restore(xmlReader);
            if (pObj && expanded) {
                Gui::ViewProviderDocumentObject* vp = static_cast<Gui::ViewProviderDocumentObject*>(pObj);
                this->signalExpandObject(*vp, Gui::Expand);
            }
            xmlReader.readEndElement("ViewProvider");
        }
        xmlReader.readEndElement("ViewProviderData");

        // read camera settings
        xmlReader.readElement("Camera");
        const char* ppReturn = xmlReader.getAttribute("settings");
        std::string sMsg = "SetCamera ";
        sMsg += ppReturn;
        if (strcmp(ppReturn, "") != 0) { // non-empty attribute
            try {
                const char** pReturnIgnore=0;
                std::list<MDIView*> mdi = getMDIViews();
                for (std::list<MDIView*>::iterator it = mdi.begin(); it != mdi.end(); ++it) {
                    if ((*it)->onHasMsg("SetCamera"))
                        (*it)->onMsg(sMsg.c_str(), pReturnIgnore);
                }
            }
            catch (const Base::Exception& e) {
                Base::Console().Error("%s\n", e.what());
            }
        }
    }

    xmlReader.readEndElement("Document");

    // In the file GuiDocument.xml new data files might be added
    if (!xmlReader.getFilenames().empty())
        xmlReader.readFiles(static_cast<zipios::ZipInputStream&>(reader.getStream()));

    // reset modified flag
    setModified(false);
}
开发者ID:microelly2,项目名称:FreeCAD,代码行数:72,代码来源:Document.cpp



注:本文中的ViewProvider类示例由纯净天空整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。


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C++ ViewPtr类代码示例发布时间:2022-05-31
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