Ejemplo n.º 1
0
void DlgRevolution::accept()
{
    if (ui->treeWidget->selectedItems().isEmpty()) {
        QMessageBox::critical(this, windowTitle(), 
            tr("Select a shape for revolution, first."));
        return;
    }

    Gui::WaitCursor wc;
    App::Document* activeDoc = App::GetApplication().getActiveDocument();
    activeDoc->openTransaction("Revolve");

    QString shape, type, name, solid;
    QList<QTreeWidgetItem *> items = ui->treeWidget->selectedItems();
    if (ui->checkSolid->isChecked()) {
        solid = QString::fromLatin1("True");}
    else {
        solid = QString::fromLatin1("False");}
    for (QList<QTreeWidgetItem *>::iterator it = items.begin(); it != items.end(); ++it) {
        shape = (*it)->data(0, Qt::UserRole).toString();
        type = QString::fromLatin1("Part::Revolution");
        name = QString::fromLatin1(activeDoc->getUniqueObjectName("Revolve").c_str());
        Base::Vector3d axis = this->getDirection();

        QString code = QString::fromLatin1(
            "FreeCAD.ActiveDocument.addObject(\"%1\",\"%2\")\n"
            "FreeCAD.ActiveDocument.%2.Source = FreeCAD.ActiveDocument.%3\n"
            "FreeCAD.ActiveDocument.%2.Axis = (%4,%5,%6)\n"
            "FreeCAD.ActiveDocument.%2.Base = (%7,%8,%9)\n"
            "FreeCAD.ActiveDocument.%2.Angle = %10\n"
            "FreeCAD.ActiveDocument.%2.Solid = %11\n"
            "FreeCADGui.ActiveDocument.%3.Visibility = False\n")
            .arg(type).arg(name).arg(shape)
            .arg(axis.x,0,'f',2)
            .arg(axis.y,0,'f',2)
            .arg(axis.z,0,'f',2)
            .arg(ui->xPos->value(),0,'f',2)
            .arg(ui->yPos->value(),0,'f',2)
            .arg(ui->zPos->value(),0,'f',2)
            .arg(ui->angle->value(),0,'f',2)
            .arg(solid)
            ;
        Gui::Application::Instance->runPythonCode((const char*)code.toLatin1());
        QByteArray to = name.toLatin1();
        QByteArray from = shape.toLatin1();
        Gui::Command::copyVisual(to, "ShapeColor", from);
        Gui::Command::copyVisual(to, "LineColor", from);
        Gui::Command::copyVisual(to, "PointColor", from);
    }

    activeDoc->commitTransaction();
    activeDoc->recompute();
    QDialog::accept();
}
Ejemplo n.º 2
0
void CmdPartShapeFromMesh::activated(int iMsg)
{
    Q_UNUSED(iMsg);

    double STD_OCC_TOLERANCE = 1e-6;

    ParameterGrp::handle hGrp = App::GetApplication().GetParameterGroupByPath("User parameter:BaseApp/Preferences/Units");
    int decimals = hGrp->GetInt("Decimals");
    double tolerance_from_decimals = pow(10., -decimals);

    double minimal_tolerance = tolerance_from_decimals < STD_OCC_TOLERANCE ? STD_OCC_TOLERANCE : tolerance_from_decimals;

    bool ok;
    double tol = QInputDialog::getDouble(Gui::getMainWindow(), QObject::tr("Sewing Tolerance"),
        QObject::tr("Enter tolerance for sewing shape:"), 0.1, minimal_tolerance, 10.0, decimals, &ok);
    if (!ok)
        return;
    Base::Type meshid = Base::Type::fromName("Mesh::Feature");
    std::vector<App::DocumentObject*> meshes;
    meshes = Gui::Selection().getObjectsOfType(meshid);
    Gui::WaitCursor wc;
    std::vector<App::DocumentObject*>::iterator it;
    openCommand("Convert mesh");
    for (it = meshes.begin(); it != meshes.end(); ++it) {
        App::Document* doc = (*it)->getDocument();
        std::string mesh = (*it)->getNameInDocument();
        std::string name = doc->getUniqueObjectName(mesh.c_str());
        doCommand(Doc,"import Part");
        doCommand(Doc,"FreeCAD.getDocument(\"%s\").addObject(\"Part::Feature\",\"%s\")"
                     ,doc->getName()
                     ,name.c_str());
        doCommand(Doc,"__shape__=Part.Shape()");
        doCommand(Doc,"__shape__.makeShapeFromMesh("
                      "FreeCAD.getDocument(\"%s\").getObject(\"%s\").Mesh.Topology,%f"
                      ")"
                     ,doc->getName()
                     ,mesh.c_str()
                     ,tol);
        doCommand(Doc,"FreeCAD.getDocument(\"%s\").getObject(\"%s\").Shape=__shape__"
                     ,doc->getName()
                     ,name.c_str());
        doCommand(Doc,"FreeCAD.getDocument(\"%s\").getObject(\"%s\").purgeTouched()"
                     ,doc->getName()
                     ,name.c_str());
        doCommand(Doc,"del __shape__");
    }

    commitCommand();
}
Ejemplo n.º 3
0
void CmdPartShapeFromMesh::activated(int iMsg)
{
    Q_UNUSED(iMsg);
    bool ok;
    double tol = QInputDialog::getDouble(Gui::getMainWindow(), QObject::tr("Sewing Tolerance"),
        QObject::tr("Enter tolerance for sewing shape:"), 0.1, 0.01,10.0,2,&ok);
    if (!ok)
        return;
    Base::Type meshid = Base::Type::fromName("Mesh::Feature");
    std::vector<App::DocumentObject*> meshes;
    meshes = Gui::Selection().getObjectsOfType(meshid);
    Gui::WaitCursor wc;
    std::vector<App::DocumentObject*>::iterator it;
    openCommand("Convert mesh");
    for (it = meshes.begin(); it != meshes.end(); ++it) {
        App::Document* doc = (*it)->getDocument();
        std::string mesh = (*it)->getNameInDocument();
        std::string name = doc->getUniqueObjectName(mesh.c_str());
        doCommand(Doc,"import Part");
        doCommand(Doc,"FreeCAD.getDocument(\"%s\").addObject(\"Part::Feature\",\"%s\")"
                     ,doc->getName()
                     ,name.c_str());
        doCommand(Doc,"__shape__=Part.Shape()");
        doCommand(Doc,"__shape__.makeShapeFromMesh("
                      "FreeCAD.getDocument(\"%s\").getObject(\"%s\").Mesh.Topology,%f"
                      ")"
                     ,doc->getName()
                     ,mesh.c_str()
                     ,tol);
        doCommand(Doc,"FreeCAD.getDocument(\"%s\").getObject(\"%s\").Shape=__shape__"
                     ,doc->getName()
                     ,name.c_str());
        doCommand(Doc,"FreeCAD.getDocument(\"%s\").getObject(\"%s\").purgeTouched()"
                     ,doc->getName()
                     ,name.c_str());
        doCommand(Doc,"del __shape__");
    }

    commitCommand();
}
Ejemplo n.º 4
0
void DlgExtrusion::apply()
{
    if (ui->treeWidget->selectedItems().isEmpty()) {
        QMessageBox::critical(this, windowTitle(), 
            tr("Select a shape for extrusion, first."));
        return;
    }

    Gui::WaitCursor wc;
    App::Document* activeDoc = App::GetApplication().getDocument(this->document.c_str());
    if (!activeDoc) {
        QMessageBox::critical(this, windowTitle(), 
            tr("The document '%1' doesn't exist.").arg(QString::fromUtf8(this->label.c_str())));
        return;
    }
    activeDoc->openTransaction("Extrude");

    Base::Reference<ParameterGrp> hGrp = App::GetApplication().GetUserParameter()
        .GetGroup("BaseApp")->GetGroup("Preferences")->GetGroup("Mod/Part");
    bool addBaseName = hGrp->GetBool("AddBaseObjectName", false);

    QString shape, type, name, label;
    QList<QTreeWidgetItem *> items = ui->treeWidget->selectedItems();
    for (QList<QTreeWidgetItem *>::iterator it = items.begin(); it != items.end(); ++it) {
        shape = (*it)->data(0, Qt::UserRole).toString();
        type = QString::fromLatin1("Part::Extrusion");
        if (addBaseName) {
            QString baseName = QString::fromLatin1("Extrude_%1").arg(shape);
            label = QString::fromLatin1("%1_Extrude").arg((*it)->text(0));
            name = QString::fromLatin1(activeDoc->getUniqueObjectName((const char*)baseName.toLatin1()).c_str());
        }
        else {
            name = QString::fromLatin1(activeDoc->getUniqueObjectName("Extrude").c_str());
            label = name;
        }

        double len = ui->dirLen->value();
        double dirX = ui->dirX->value();
        double dirY = ui->dirY->value();
        double dirZ = ui->dirZ->value();
        double angle = ui->taperAngle->value().getValue();
        bool makeSolid = ui->makeSolid->isChecked();

        // inspect geometry
        App::DocumentObject* obj = activeDoc->getObject((const char*)shape.toLatin1());
        if (!obj || !obj->isDerivedFrom(Part::Feature::getClassTypeId())) continue;
        Part::Feature* fea = static_cast<Part::Feature*>(obj);
        const TopoDS_Shape& data = fea->Shape.getValue();
        if (data.IsNull()) continue;

        // check for planes
        if (ui->checkNormal->isChecked() && data.ShapeType() == TopAbs_FACE) {
            BRepAdaptor_Surface adapt(TopoDS::Face(data));
            if (adapt.GetType() == GeomAbs_Plane) {
                double u = 0.5*(adapt.FirstUParameter() + adapt.LastUParameter());
                double v = 0.5*(adapt.FirstVParameter() + adapt.LastVParameter());
                BRepLProp_SLProps prop(adapt,u,v,1,Precision::Confusion());
                if (prop.IsNormalDefined()) {
                    gp_Pnt pnt; gp_Vec vec;
                    // handles the orientation state of the shape
                    BRepGProp_Face(TopoDS::Face(data)).Normal(u,v,pnt,vec);
                    dirX = vec.X();
                    dirY = vec.Y();
                    dirZ = vec.Z();
                }
            }
        }

        QString code = QString::fromLatin1(
            "FreeCAD.getDocument(\"%1\").addObject(\"%2\",\"%3\")\n"
            "FreeCAD.getDocument(\"%1\").%3.Base = FreeCAD.getDocument(\"%1\").%4\n"
            "FreeCAD.getDocument(\"%1\").%3.Dir = (%5,%6,%7)\n"
            "FreeCAD.getDocument(\"%1\").%3.Solid = (%8)\n"
            "FreeCAD.getDocument(\"%1\").%3.TaperAngle = (%9)\n"
            "FreeCADGui.getDocument(\"%1\").%4.Visibility = False\n"
            "FreeCAD.getDocument(\"%1\").%3.Label = '%10'\n")
            .arg(QString::fromLatin1(this->document.c_str()))
            .arg(type).arg(name).arg(shape)
            .arg(dirX*len)
            .arg(dirY*len)
            .arg(dirZ*len)
            .arg(makeSolid ? QLatin1String("True") : QLatin1String("False"))
            .arg(angle)
            .arg(label);
        Gui::Application::Instance->runPythonCode((const char*)code.toLatin1());
        QByteArray to = name.toLatin1();
        QByteArray from = shape.toLatin1();
        Gui::Command::copyVisual(to, "ShapeColor", from);
        Gui::Command::copyVisual(to, "LineColor", from);
        Gui::Command::copyVisual(to, "PointColor", from);
    }

    activeDoc->commitTransaction();
    try {
        ui->statusLabel->clear();
        activeDoc->recompute();
        ui->statusLabel->setText(QString::fromLatin1
            ("<span style=\" color:#55aa00;\">%1</span>").arg(tr("Succeeded")));
    }
    catch (const std::exception& e) {
        ui->statusLabel->setText(QString::fromLatin1
            ("<span style=\" color:#ff0000;\">%1</span>").arg(tr("Failed")));
        Base::Console().Error("%s\n", e.what());
    }
    catch (const Base::Exception& e) {
        ui->statusLabel->setText(QString::fromLatin1
            ("<span style=\" color:#ff0000;\">%1</span>").arg(tr("Failed")));
        Base::Console().Error("%s\n", e.what());
    }
    catch (...) {
        ui->statusLabel->setText(QString::fromLatin1
            ("<span style=\" color:#ff0000;\">%1</span>").arg(tr("Failed")));
        Base::Console().Error("General error in extrusion\n");
    }
}
Ejemplo n.º 5
0
void DlgRevolution::accept()
{
    if (!this->validate())
        return;
    Gui::WaitCursor wc;
    App::Document* activeDoc = App::GetApplication().getActiveDocument();
    activeDoc->openTransaction("Revolve");

    try{
        QString shape, type, name, solid;
        QList<QTreeWidgetItem *> items = ui->treeWidget->selectedItems();
        if (ui->checkSolid->isChecked()) {
            solid = QString::fromLatin1("True");}
        else {
            solid = QString::fromLatin1("False");}

        App::PropertyLinkSub axisLink;
        this->getAxisLink(axisLink);
        QString strAxisLink;
        if (axisLink.getValue()){
            strAxisLink = QString::fromLatin1("(App.ActiveDocument.%1, %2)")
                    .arg(QString::fromLatin1(axisLink.getValue()->getNameInDocument()))
                    .arg(axisLink.getSubValues().size() ==  1 ?
                             QString::fromLatin1("\"%1\"").arg(QString::fromLatin1(axisLink.getSubValues()[0].c_str()))
                             : QString() );
        } else {
            strAxisLink = QString::fromLatin1("None");
        }

        QString symmetric;
        if (ui->checkSymmetric->isChecked()) {
            symmetric = QString::fromLatin1("True");}
        else {
            symmetric = QString::fromLatin1("False");}

        for (QList<QTreeWidgetItem *>::iterator it = items.begin(); it != items.end(); ++it) {
            shape = (*it)->data(0, Qt::UserRole).toString();
            type = QString::fromLatin1("Part::Revolution");
            name = QString::fromLatin1(activeDoc->getUniqueObjectName("Revolve").c_str());
            Base::Vector3d axis = this->getDirection();
            Base::Vector3d pos = this->getPosition();


            QString code = QString::fromLatin1(
                "FreeCAD.ActiveDocument.addObject(\"%1\",\"%2\")\n"
                "FreeCAD.ActiveDocument.%2.Source = FreeCAD.ActiveDocument.%3\n"
                "FreeCAD.ActiveDocument.%2.Axis = (%4,%5,%6)\n"
                "FreeCAD.ActiveDocument.%2.Base = (%7,%8,%9)\n"
                "FreeCAD.ActiveDocument.%2.Angle = %10\n"
                "FreeCAD.ActiveDocument.%2.Solid = %11\n"
                "FreeCAD.ActiveDocument.%2.AxisLink = %12\n"
                "FreeCAD.ActiveDocument.%2.Symmetric = %13\n"
                "FreeCADGui.ActiveDocument.%3.Visibility = False\n")
                .arg(type).arg(name).arg(shape) //%1, 2, 3
                .arg(axis.x,0,'f',15) //%4
                .arg(axis.y,0,'f',15) //%5
                .arg(axis.z,0,'f',15) //%6
                .arg(pos.x, 0,'f',15) //%7
                .arg(pos.y, 0,'f',15) //%8
                .arg(pos.z, 0,'f',15) //%9
                .arg(getAngle(),0,'f',15) //%10
                .arg(solid) //%11
                .arg(strAxisLink) //%12
                .arg(symmetric) //13
                ;
            Gui::Command::runCommand(Gui::Command::App, code.toLatin1());
            QByteArray to = name.toLatin1();
            QByteArray from = shape.toLatin1();
            Gui::Command::copyVisual(to, "ShapeColor", from);
            Gui::Command::copyVisual(to, "LineColor", from);
            Gui::Command::copyVisual(to, "PointColor", from);
        }

        activeDoc->commitTransaction();
        activeDoc->recompute();
    } catch (Base::Exception &err) {
        QMessageBox::critical(this, windowTitle(),
            tr("Creating Revolve failed.\n\n%1").arg(QString::fromUtf8(err.what())));
        return;
    } catch (...){
        QMessageBox::critical(this, windowTitle(),
            tr("Creating Revolve failed.\n\n%1").arg(QString::fromUtf8("Unknown error")));
        return;
    }

    QDialog::accept();
}
Ejemplo n.º 6
0
/**
 * Builds a mesh solid from the currently active solid type.
 */
void MeshGui::DlgRegularSolidImp::on_createSolidButton_clicked()
{
    try {
        Gui::WaitCursor wc;
        QString cmd; std::string name;
        App::Document* doc = App::GetApplication().getActiveDocument();
        if (!doc) {
            QMessageBox::warning(this, tr("Create %1").arg(comboBox1->currentText()), tr("No active document"));
            return;
        }
        if (comboBox1->currentIndex() == 0) {         // cube
            name = doc->getUniqueObjectName("Cube");
            cmd = QString(QLatin1String(
                "App.ActiveDocument.addObject(\"Mesh::Cube\",\"%1\")\n"
                "App.ActiveDocument.%1.Length=%2\n"
                "App.ActiveDocument.%1.Width=%3\n"
                "App.ActiveDocument.%1.Height=%4\n"))
                .arg(QLatin1String(name.c_str()))
                .arg(boxLength->value(),0,'f',2)
                .arg(boxWidth->value(),0,'f',2)
                .arg(boxHeight->value(),0,'f',2);
        }
        else if (comboBox1->currentIndex() == 1) {  // cylinder
            name = doc->getUniqueObjectName("Cylinder");
            cmd = QString(QLatin1String(
                "App.ActiveDocument.addObject(\"Mesh::Cylinder\",\"%1\")\n"
                "App.ActiveDocument.%1.Radius=%2\n"
                "App.ActiveDocument.%1.Length=%3\n"
                "App.ActiveDocument.%1.EdgeLength=%4\n"
                "App.ActiveDocument.%1.Closed=%5\n"
                "App.ActiveDocument.%1.Sampling=%6\n"))
                .arg(QLatin1String(name.c_str()))
                .arg(cylinderRadius->value(),0,'f',2)
                .arg(cylinderLength->value(),0,'f',2)
                .arg(cylinderEdgeLength->value(),0,'f',2)
                .arg(QLatin1String((cylinderClosed->isChecked()?"True":"False")))
                .arg(cylinderCount->value());
        }
        else if (comboBox1->currentIndex() == 2) {  // cone
            name = doc->getUniqueObjectName("Cone");
            cmd = QString(QLatin1String(
                "App.ActiveDocument.addObject(\"Mesh::Cone\",\"%1\")\n"
                "App.ActiveDocument.%1.Radius1=%2\n"
                "App.ActiveDocument.%1.Radius2=%3\n"
                "App.ActiveDocument.%1.Length=%4\n"
                "App.ActiveDocument.%1.EdgeLength=%5\n"
                "App.ActiveDocument.%1.Closed=%6\n"
                "App.ActiveDocument.%1.Sampling=%7\n"))
                .arg(QLatin1String(name.c_str()))
                .arg(coneRadius1->value(),0,'f',2)
                .arg(coneRadius2->value(),0,'f',2)
                .arg(coneLength->value(),0,'f',2)
                .arg(coneEdgeLength->value(),0,'f',2)
                .arg(QLatin1String((coneClosed->isChecked()?"True":"False")))
                .arg(coneCount->value());
        }
        else if (comboBox1->currentIndex() == 3) {  // sphere
            name = doc->getUniqueObjectName("Sphere");
            cmd = QString(QLatin1String(
                "App.ActiveDocument.addObject(\"Mesh::Sphere\",\"%1\")\n"
                "App.ActiveDocument.%1.Radius=%2\n"
                "App.ActiveDocument.%1.Sampling=%3\n"))
                .arg(QLatin1String(name.c_str()))
                .arg(sphereRadius->value(),0,'f',2)
                .arg(sphereCount->value());
        }
        else if (comboBox1->currentIndex() == 4) {  // ellipsoid
            name = doc->getUniqueObjectName("Ellipsoid");
            cmd = QString(QLatin1String(
                "App.ActiveDocument.addObject(\"Mesh::Ellipsoid\",\"%1\")\n"
                "App.ActiveDocument.%1.Radius1=%2\n"
                "App.ActiveDocument.%1.Radius2=%3\n"
                "App.ActiveDocument.%1.Sampling=%4\n"))
                .arg(QLatin1String(name.c_str()))
                .arg(ellipsoidRadius1->value(),0,'f',2)
                .arg(ellipsoidRadius2->value(),0,'f',2)
                .arg(ellipsoidCount->value());
        }
        else if (comboBox1->currentIndex() == 5) {  // toroid
            name = doc->getUniqueObjectName("Torus");
            cmd = QString(QLatin1String(
                "App.ActiveDocument.addObject(\"Mesh::Torus\",\"%1\")\n"
                "App.ActiveDocument.%1.Radius1=%2\n"
                "App.ActiveDocument.%1.Radius2=%3\n"
                "App.ActiveDocument.%1.Sampling=%4\n"))
                .arg(QLatin1String(name.c_str()))
                .arg(toroidRadius1->value(),0,'f',2)
                .arg(toroidRadius2->value(),0,'f',2)
                .arg(toroidCount->value());
        }

        // Execute the Python block
        QString solid = tr("Create %1").arg(comboBox1->currentText());
        Gui::Application::Instance->activeDocument()->openCommand(solid.toUtf8());
        Gui::Command::doCommand(Gui::Command::Doc, (const char*)cmd.toAscii());
        Gui::Application::Instance->activeDocument()->commitCommand();
        Gui::Command::doCommand(Gui::Command::Doc, "App.activeDocument().recompute()");
        Gui::Command::doCommand(Gui::Command::Gui, "Gui.SendMsgToActiveView(\"ViewFit\")");
    }
    catch (const Base::PyException& e) {
        QMessageBox::warning(this, tr("Create %1").arg(comboBox1->currentText()),
            QString::fromLatin1(e.what()));
    }
}
Ejemplo n.º 7
0
bool DlgFilletEdges::accept()
{
    if (!d->object) {
        QMessageBox::warning(this, tr("No shape selected"),
            tr("No valid shape is selected.\n"
               "Please select a valid shape in the drop-down box first."));
        return false;
    }
    App::Document* activeDoc = App::GetApplication().getActiveDocument();
    QAbstractItemModel* model = ui->treeView->model();
    bool end_radius = !ui->treeView->isColumnHidden(2);
    bool todo = false;

    QString shape, type, name;
    std::string fillet = getFilletType();
    int index = ui->shapeObject->currentIndex();
    shape = ui->shapeObject->itemData(index).toString();
    type = QString::fromAscii("Part::%1").arg(QString::fromAscii(fillet.c_str()));

    if (d->fillet)
        name = QString::fromAscii(d->fillet->getNameInDocument());
    else
        name = QString::fromAscii(activeDoc->getUniqueObjectName(fillet.c_str()).c_str());

    activeDoc->openTransaction(fillet.c_str());
    QString code;
    if (!d->fillet) {
        code = QString::fromAscii(
        "FreeCAD.ActiveDocument.addObject(\"%1\",\"%2\")\n"
        "FreeCAD.ActiveDocument.%2.Base = FreeCAD.ActiveDocument.%3\n")
        .arg(type).arg(name).arg(shape);
    }
    code += QString::fromAscii("__fillets__ = []\n");
    for (int i=0; i<model->rowCount(); ++i) {
        QVariant value = model->index(i,0).data(Qt::CheckStateRole);
        Qt::CheckState checkState = static_cast<Qt::CheckState>(value.toInt());

        // is item checked
        if (checkState & Qt::Checked) {
            // the index value of the edge
            int id = model->index(i,0).data(Qt::UserRole).toInt();
            double r1 = model->index(i,1).data().toDouble();
            double r2 = r1;
            if (end_radius)
                r2 = model->index(i,2).data().toDouble();
            code += QString::fromAscii(
                "__fillets__.append((%1,%2,%3))\n")
                .arg(id).arg(r1,0,'f',2).arg(r2,0,'f',2);
            todo = true;
        }
    }

    if (!todo) {
        QMessageBox::warning(this, tr("No edge selected"),
            tr("No edge entity is checked to fillet.\n"
               "Please check one or more edge entities first."));
        return false;
    }

    Gui::WaitCursor wc;
    code += QString::fromAscii(
        "FreeCAD.ActiveDocument.%1.Edges = __fillets__\n"
        "del __fillets__\n"
        "FreeCADGui.ActiveDocument.%2.Visibility = False\n")
        .arg(name).arg(shape);
    Gui::Application::Instance->runPythonCode((const char*)code.toAscii());
    activeDoc->commitTransaction();
    activeDoc->recompute();
    if (d->fillet) {
        Gui::ViewProvider* vp;
        vp = Gui::Application::Instance->getViewProvider(d->fillet);
        if (vp) vp->show();
    }

    QByteArray to = name.toAscii();
    QByteArray from = shape.toAscii();
    Gui::Command::copyVisual(to, "ShapeColor", from);
    Gui::Command::copyVisual(to, "LineColor", from);
    Gui::Command::copyVisual(to, "PointColor", from);
    return true;
}