 -6 100 0 0 6z x M-100 0',
                    ...sliderActions(true)
                  })
                    .bind('angle', 'value', (v, shp) => {
                      // this determines the angle of the needle, based on the data.value argument
                      var scale = shp.part.findObject('SCALE');
                      var p = scale.graduatedPointForValue(v);
                      var path = shp.part.findObject('PATH');
                      var c = path.actualBounds.center;
                   