*/
protected static CTGraphicalObjectFrame prototype() {
if (prototype == null) {
CTGraphicalObjectFrame graphicFrame = CTGraphicalObjectFrame.Factory.newInstance();
CTGraphicalObjectFrameNonVisual nvGraphic = graphicFrame.addNewNvGraphicFramePr();
CTNonVisualDrawingProps props = nvGraphic.addNewCNvPr();
props.setId(0);
props.setName("Diagramm 1");
nvGraphic.addNewCNvGraphicFramePr();
CTTransform2D transform = graphicFrame.addNewXfrm();
CTPositiveSize2D extPoint = transform.addNewExt();
CTPoint2D offPoint = transform.addNewOff();