ton('Rotate 180', (e, obj) => rotate(obj.part.adornedPart, 180)),
        makeButton('Detach', (e, obj) => detachSelection()),
        makeButton(
          'Cut',
          (e, obj) => e.diagram.commandHandler.cutSelection(),
          (o) => o.diagram.commandHandler.canCutSelection()
        ),
        makeButton(
          'Copy',
          (e, obj) => e.diagram.commandHandler.copySelection(),
          (o) => o.diagram.commandHandler.canCopySelection()
        ),
        makeButton(
          'Paste',
 