关键代码：

/// 
        /// 创建Drill-Down样式的Title        /// 
        /// ChartControl        /// title文字 /// 是否可见 public static void AddDrillDownTitle(this ChartControl chart, string title, bool visible) { ChartTitle _chartTitle = new ChartTitle(); _chartTitle.Alignment = StringAlignment.Near; _chartTitle.Antialiasing = false; _chartTitle.Font = new Font("Tahoma", 10F, FontStyle.Underline); _chartTitle.Indent = 20; _chartTitle.Text = title; _chartTitle.TextColor = Color.RoyalBlue; _chartTitle.Visible = false; chart.Titles.Add(_chartTitle); }

运行效果：