コード例 #1
0
ファイル: Overlay.cpp プロジェクト: 3DPrinterGuy/FreeCAD
void paintSelection()
{
#if 0
    SoAnnotation* hudRoot = new SoAnnotation;
    hudRoot->ref();

    SoOrthographicCamera* hudCam = new SoOrthographicCamera();
    hudCam->viewportMapping = SoCamera::LEAVE_ALONE;
    // Set the position in the window.
    // [0, 0] is in the center of the screen.
    //
    SoTranslation* hudTrans = new SoTranslation;
    hudTrans->translation.setValue(-1.0f, -1.0f, 0.0f);

    QImage image(100,100,QImage::Format_ARGB32_Premultiplied);
    image.fill(0x00000000);
    SoSFImage sfimage;
    Gui::BitmapFactory().convert(image, sfimage);
    SoImage* hudImage = new SoImage();
    hudImage->image = sfimage;

    // Assemble the parts...
    //
    hudRoot->addChild(hudCam);
    hudRoot->addChild(hudTrans);
    hudRoot->addChild(hudImage);

    Gui::View3DInventorViewer* viewer = this->getViewer();
    static_cast<SoGroup*>(viewer->getSceneGraph())->addChild(hudRoot);

    QWidget* gl = viewer->getGLWidget();
    DrawingPlane pln(hudImage->image, viewer, gl);
    gl->installEventFilter(&pln);
    QEventLoop loop;
    QObject::connect(&pln, SIGNAL(emitSelection()), &loop, SLOT(quit()));
    loop.exec();
    static_cast<SoGroup*>(viewer->getSceneGraph())->removeChild(hudRoot);
#endif
}
コード例 #2
0
void ViewProviderInspection::inspectCallback(void * ud, SoEventCallback * n)
{
    Gui::View3DInventorViewer* view  = reinterpret_cast<Gui::View3DInventorViewer*>(n->getUserData());
    const SoEvent* ev = n->getEvent();
    if (ev->getTypeId() == SoMouseButtonEvent::getClassTypeId()) {
        const SoMouseButtonEvent * mbe = static_cast<const SoMouseButtonEvent *>(ev);

        // Mark all incoming mouse button events as handled, especially, to deactivate the selection node
        n->getAction()->setHandled();
        n->setHandled();
        if (mbe->getButton() == SoMouseButtonEvent::BUTTON2 && mbe->getState() == SoButtonEvent::UP) {
            n->setHandled();
            // context-menu
            QMenu menu;
            QAction* fl = menu.addAction(QObject::tr("Annotation"));
            fl->setCheckable(true);
            fl->setChecked(addflag);
            QAction* cl = menu.addAction(QObject::tr("Leave info mode"));
            QAction* id = menu.exec(QCursor::pos());
            if (fl == id) {
                addflag = fl->isChecked();
            }
            else if (cl == id) {
                // post an event to a proxy object to make sure to avoid problems
                // when opening a modal dialog
                QApplication::postEvent(
                    new ViewProviderProxyObject(view->getGLWidget()),
                    new QEvent(QEvent::User));
                view->setEditing(false);
                view->getWidget()->setCursor(QCursor(Qt::ArrowCursor));
                view->setRedirectToSceneGraph(false);
                view->setRedirectToSceneGraphEnabled(false);
                view->removeEventCallback(SoButtonEvent::getClassTypeId(), inspectCallback);
            }
        }
        else if (mbe->getButton() == SoMouseButtonEvent::BUTTON1 && mbe->getState() == SoButtonEvent::UP) {
            const SoPickedPoint * point = n->getPickedPoint();
            if (point == NULL) {
                Base::Console().Message("No point picked.\n");
                return;
            }

            n->setHandled();

            // check if we have picked one a node of the view provider we are insterested in
            Gui::ViewProvider* vp = static_cast<Gui::ViewProvider*>(view->getViewProviderByPath(point->getPath()));
            if (vp && vp->getTypeId().isDerivedFrom(ViewProviderInspection::getClassTypeId())) {
                ViewProviderInspection* that = static_cast<ViewProviderInspection*>(vp);
                QString info = that->inspectDistance(point);
                Gui::getMainWindow()->setPaneText(1,info);
                if (addflag)
                    ViewProviderProxyObject::addFlag(view, info, point);
                else
                    Gui::ToolTip::showText(QCursor::pos(), info);
            }
            else {
                // the nearest picked point was not part of the view provider
                SoRayPickAction action(view->getViewportRegion());
                action.setPickAll(TRUE);
                action.setPoint(mbe->getPosition());
                action.apply(view->getSceneManager()->getSceneGraph());

                const SoPickedPointList& pps = action.getPickedPointList();
                for (int i=0; i<pps.getLength(); ++i) {
                    const SoPickedPoint * point = pps[i];
                    vp = static_cast<Gui::ViewProvider*>(view->getViewProviderByPath(point->getPath()));
                    if (vp && vp->getTypeId().isDerivedFrom(ViewProviderInspection::getClassTypeId())) {
                        ViewProviderInspection* that = static_cast<ViewProviderInspection*>(vp);
                        QString info = that->inspectDistance(point);
                        Gui::getMainWindow()->setPaneText(1,info);
                        if (addflag)
                            ViewProviderProxyObject::addFlag(view, info, point);
                        else
                            Gui::ToolTip::showText(QCursor::pos(), info);
                        break;
                    }
                }
            }
        }
    }
    // toggle between inspection and navigation mode
    else if (ev->getTypeId().isDerivedFrom(SoKeyboardEvent::getClassTypeId())) {
        const SoKeyboardEvent * const ke = static_cast<const SoKeyboardEvent *>(ev);
        if (ke->getState() == SoButtonEvent::DOWN &&
            ke->getKey() == SoKeyboardEvent::ESCAPE) {
            SbBool toggle = view->isRedirectedToSceneGraph();
            view->setRedirectToSceneGraph(!toggle);
            n->setHandled();
        }
    }
}
コード例 #3
0
void EditDatumDialog::exec(bool atCursor)
{
    // Return if constraint doesn't have editable value
    if (Constr->Type == Sketcher::Distance ||
        Constr->Type == Sketcher::DistanceX || Constr->Type == Sketcher::DistanceY ||
        Constr->Type == Sketcher::Radius || Constr->Type == Sketcher::Angle) {

        if (sketch->hasConflicts()) {
            QMessageBox::critical(qApp->activeWindow(), QObject::tr("Distance constraint"),
                                  QObject::tr("Not allowed to edit the datum because the sketch contains conflicting constraints"));
            return;
        }

        Gui::MDIView *mdi = Gui::Application::Instance->activeDocument()->getActiveView();
        Gui::View3DInventorViewer *viewer = static_cast<Gui::View3DInventor *>(mdi)->getViewer();

        QDialog dlg(viewer->getGLWidget());

        Ui::InsertDatum ui_ins_datum;
        ui_ins_datum.setupUi(&dlg);
        double datum = Constr->Value;
        Base::Quantity init_val;

        if (Constr->Type == Sketcher::Angle) {
            datum = Base::toDegrees<double>(datum);
            dlg.setWindowTitle(tr("Insert angle"));
            init_val.setUnit(Base::Unit::Angle);
            ui_ins_datum.label->setText(tr("Angle:"));
            ui_ins_datum.labelEdit->setParamGrpPath(QByteArray("User parameter:BaseApp/History/SketcherAngle"));
        }
        else if (Constr->Type == Sketcher::Radius) {
            dlg.setWindowTitle(tr("Insert radius"));
            init_val.setUnit(Base::Unit::Length);
            ui_ins_datum.label->setText(tr("Radius:"));
            ui_ins_datum.labelEdit->setParamGrpPath(QByteArray("User parameter:BaseApp/History/SketcherLength"));
        }
        else {
            dlg.setWindowTitle(tr("Insert length"));
            init_val.setUnit(Base::Unit::Length);
            ui_ins_datum.label->setText(tr("Length:"));
            ui_ins_datum.labelEdit->setParamGrpPath(QByteArray("User parameter:BaseApp/History/SketcherLength"));
        }


        //ui_ins_datum.lineEdit->setParamGrpPath("User parameter:History/Sketcher/SetDatum");

        if (Constr->Type == Sketcher::Angle ||
            ((Constr->Type == Sketcher::DistanceX || Constr->Type == Sketcher::DistanceY) &&
             Constr->FirstPos == Sketcher::none || Constr->Second != Sketcher::Constraint::GeoUndef))
            // hide negative sign
            init_val.setValue(std::abs(datum));

        else // show negative sign
            init_val.setValue(datum);

        ui_ins_datum.labelEdit->setValue(init_val);
        ui_ins_datum.labelEdit->selectNumber();

        if (atCursor)
            dlg.setGeometry(QCursor::pos().x() - dlg.geometry().width() / 2, QCursor::pos().y(), dlg.geometry().width(), dlg.geometry().height());

        if (dlg.exec()) {
            Base::Quantity newQuant = ui_ins_datum.labelEdit->getQuantity();
            if (newQuant.isQuantity()) {
                // save the value for the history 
                ui_ins_datum.labelEdit->pushToHistory();

                double newDatum = newQuant.getValue();
                if (Constr->Type == Sketcher::Angle ||
                    ((Constr->Type == Sketcher::DistanceX || Constr->Type == Sketcher::DistanceY) &&
                     Constr->FirstPos == Sketcher::none || Constr->Second != Sketcher::Constraint::GeoUndef)) {
                    // Permit negative values to flip the sign of the constraint
                    if (newDatum >= 0) // keep the old sign
                        newDatum = ((datum >= 0) ? 1 : -1) * std::abs(newDatum);
                    else // flip sign
                        newDatum = ((datum >= 0) ? -1 : 1) * std::abs(newDatum);
                }

                try {
                    Gui::Command::openCommand("Modify sketch constraints");
                    Gui::Command::doCommand(Gui::Command::Doc,"App.ActiveDocument.%s.setDatum(%i,App.Units.Quantity('%f %s'))",
                                sketch->getNameInDocument(),
                                ConstrNbr, newDatum, (const char*)newQuant.getUnit().getString().toUtf8());
                    Gui::Command::commitCommand();
                    Gui::Command::updateActive();
                }
                catch (const Base::Exception& e) {
                    QMessageBox::critical(qApp->activeWindow(), QObject::tr("Dimensional constraint"), QString::fromUtf8(e.what()));
                    Gui::Command::abortCommand();
                }
            }
        }
    }
}