private void SetHZTitle(ref ChartControl chartControl, string HTitle)
{
chartControl.Titles.Clear(); //先清除以前的标题
//横标题设置
ChartTitle titles = new ChartTitle(); //声明标题
titles.Text = HTitle; //名称
titles.TextColor = System.Drawing.Color.Yellow; //颜色
titles.Indent = 1; //设置距离 值越小柱状图就越大
titles.Font = new Font("Tahoma", 7, FontStyle.Bold); //设置字体
titles.Dock = ChartTitleDockStyle.Top; //设置对齐方式
titles.Indent = 0;
titles.Alignment = StringAlignment.Center; //居中对齐
chartControl.Titles.Add(titles); //添加标题
}