MsChart，饼状图
HTML
1 <asp:Chart ID="Chart1" runat="server" BorderlineDashStyle="Solid" BorderlineColor="Gray" Width="768px" BackGradientStyle="DiagonalLeft" BackSecondaryColor="AliceBlue"
2 BackColor="WhiteSmoke">
3 <Legends>
4 <asp:Legend Name="Legend1" Alignment="Near">
5 </asp:Legend>
6 </Legends>
7 <Series>
8 <asp:Series Name="Series1" ChartType="Pie" Font="Arial">
9 </asp:Series>
10 </Series>
11 <ChartAreas>
12 <asp:ChartArea Name="ChartArea1">
13 </asp:ChartArea>
14 </ChartAreas>
15 </asp:Chart>
后台代码：（dt为数据源）数据库中数据Sample
View Code
1 Chart1.Series["Series1"].Label = "#PERCENT{P}";//百分比形式
2 Chart1.Series["Series1"].Points.DataBind(dt.DefaultView, "Result", "Score", "LegendText=Result,YValues=Score,ToolTip=Score");
3 Chart1.Series["Series1"].ChartType = SeriesChartType.Pie;
4 Chart1.Series["Series1"].ToolTip = "#LEGENDTEXT:#VAL{C} MILLION";
5
6 Chart1.ChartAreas["ChartArea1"].Area3DStyle.Enable3D = true;
7 Chart1.DataBind();
Chart Image的保存，下载：
string path = @"C:\Chart\Chart_" + DateTime.Now.ToString("yyyyMMddhhmm") + @"\";
if (!System.IO.Directory.Exists(path))
{
System.IO.Directory.CreateDirectory(path);
}
Chart1.SaveImage(path + "QC_Status.jpg", System.Web.UI.DataVisualization.Charting.ChartImageFormat.Jpeg);