
          new go.Panel('Auto', { row: 0 })
            .add(
              new go.Shape('Circle', {
                stroke: 'orange',
                strokeWidth: 5,
                spot1: go.Spot.TopLeft,
                spot2: go.Spot.BottomRight
              })
                .bind('stroke', 'color'),
              new go.Panel('Spot')
                .add(
                  new go.Panel('Graduated', {
                    name: 'SCALE',
                    margin: 14,
                    graduatedTick