fillAttribute(aFeature->attribute(SketchPlugin_Arc::CENTER_ID()),
theBaseFeature->attribute(aCenterAttributeId));
fillAttribute(aFeature->attribute(SketchPlugin_Arc::START_ID()), theFirstPointAttr);
fillAttribute(aFeature->attribute(SketchPlugin_Arc::CENTER_ID()),
theBaseFeature->attribute(aCenterAttributeId));
fillAttribute(aFeature->attribute(SketchPlugin_Arc::START_ID()), theFirstPointAttr);