C#图表控件

private void button1_Click(object sender, EventArgs e)
{
DataTable dt = getdd();
chart1.DataSource = dt;//数据表
//控件背景
chart1.BackColor = ColorTranslator.FromHtml("#080B29");
//图表区背景
chart1.ChartAreas[0].BackColor = ColorTranslator.FromHtml("#080B29");

        chart1.Series["Series1"].XValueMember = "BookAuthor";//Series1是Series集合中Name的名字,BookAuthor是数据表中的字段名
        chart1.Series["Series1"].XValueType = System.Windows.Forms.DataVisualization.Charting.ChartValueType.String;//数据类型
        chart1.Series["Series1"].YValueMembers = "BookPrice";
        chart1.Series["Series1"].YValueType = System.Windows.Forms.DataVisualization.Charting.ChartValueType.Double;
    }