Steema Central

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public Form1()
        {
            InitializeComponent();
            InitializeChart();
        }

        Steema.TeeChart.Tools.Annotation anno1;
        private void InitializeChart()
        {
            Steema.TeeChart.Styles.Bar bar1 = new Steema.TeeChart.Styles.Bar(tChart1.Chart);
            anno1 = new Steema.TeeChart.Tools.Annotation(tChart1.Chart);
            anno1.Active = false;
            bar1.FillSampleValues();
            tChart1.MouseMove  = new MouseEventHandler(tChart1_MouseMove);
          }

        void tChart1_MouseMove(object sender, MouseEventArgs e)
        {
                anno1.Active = false;
                int series1 = (tChart1[0] as Steema.TeeChart.Styles.Bar).Clicked(e.X, e.Y);
                if (series1 != -1)
                {   anno1.Active = true;
                    anno1.Shape.CustomPosition = true;
                    anno1.Left = e.X;
                    anno1.Top = e.Y;
                    anno1.Text = tChart1[0].YValues[series1].ToString();
                    anno1.Shape.Font.Name = "Arial";
                    anno1.Shape.Font.Size = 12;
                }
          }