asp.net Chart 条形柱状图
DataSet ds = DbHelperOleDb.Query(sbSql.ToString());//获取数据源
Chart1.Series.Clear();//清空Series集合,自我感觉显示用例的时候清空下,重新添加容易控制
foreach (DataRow item in ds.Tables[0].Rows)//添加设置用例图标
{
Chart1.Series.Add(item["fund_code"].ToString());//添加一个Series
Chart1.Series[item["fund_code"].ToString()].Legend = "Legend1";//设置Legend的名称
Chart1.Series[item["fund_code"].ToString()].LegendText = item["fund_Name"].ToString() + " " + item["total_share"] + "亿份";//设置在用例中显示的内容
Chart1.Series[item["fund_code"].ToString()].Font = new Font("Microsoft Sans Serif", 6.75f);//设置用例的字体样式
Chart1.Series[item["fund_code"].ToString()].Palette = ChartColorPalette.BrightPastel;//设置调色板,
Chart1.Series[item["fund_code"].ToString()].ChartType = SeriesChartType.Bar;//设置图标显示的类型,此处为条形柱状图
Chart1.Series[item["fund_code"].ToString()].ToolTip = item["fund_Name"].ToString() + " #VAL 亿份";//工具提示
}
Chart1.Legends[0].Font = new Font("Microsoft Sans Serif", 6.75f);
Chart1.DataSource = ds;//设置数据源
if (Chart1.Series.Count > 0)
{
//绑定
Chart1.Series[0].XValueMember = "fund_code";
Chart1.Series[0].YValueMembers = "total_share";
}
Chart1.DataBind();
Chart1.ChartAreas[0].AxisX.Interval = 1;//设置轴的间隔