1 public partial class WebForm1 : System.Web.UI.Page
2 {
3 protected void Page_Load(object sender, EventArgs e)
4 {
5 if (!IsPostBack)
6 {
7 CreateChart();
8 }
9 }
10
11 public DataTable GetTempData()
12 {
13 string strSql = "SELECT * FROM ChartDB";
14 SqlConnection con = new SqlConnection("Data Source=.;Initial Catalog=DEMO;Integrated Security=True");
15 SqlDataAdapter da = new SqlDataAdapter(strSql, con);
16 DataSet ds = new DataSet();
17 da.Fill(ds);
18 return ds.Tables[0];
19 }
20
21 public void CreateChart()
22 {
23 Chart1.Width = 600;
24 Chart1.Height = 400;
25 Chart1.ChartAreas[0].AxisX.LineWidth = 3;
26 Chart1.ChartAreas[0].AxisY.LineWidth = 3;
27 Chart1.DataSource = GetTempData();
28 Series s1 = new Series();
29 s1.IsValueShownAsLabel = true;
30 s1.ChartType = SeriesChartType.Line;
31 s1.MarkerStyle = MarkerStyle.Circle;
32 s1.MarkerSize = 6;
33 Chart1.Series.Add(s1);
34 Series s2 = new Series();
35 s2.ChartType = SeriesChartType.Line;
36 s2.MarkerStyle = MarkerStyle.Cross;
37 s2.MarkerSize = 6;
38 s2.IsValueShownAsLabel = true;
39 Chart1.Series.Add(s2);
40 Legend l = new Legend();
41 l.Docking = Docking.Bottom;
42 l.Alignment = System.Drawing.StringAlignment.Center;
43 l.LegendStyle = LegendStyle.Row;
44 Chart1.Legends.Add(l);
45 Legend l2 = new Legend();
46 l2.Docking = Docking.Bottom;
47 l2.Alignment = System.Drawing.StringAlignment.Center;
48 l2.LegendStyle = LegendStyle.Row;
49 Chart1.Legends.Add(l2);
50 Legend l1 = new Legend();
51 l1.LegendStyle = LegendStyle.Row;
52 l1.Docking = Docking.Bottom;
53 l1.Alignment = System.Drawing.StringAlignment.Center;
54 Chart1.Legends.Add(l1);
55 Chart1.Series[0].ChartType = SeriesChartType.Line;
56 Chart1.Series[0].XValueMember = "Worker";
57 Chart1.Series[0].YValueMembers = "ProductPrice";
58 Chart1.Series[0].LegendText = "日收入";
59 Chart1.Series[1].XValueMember = "Worker";
60 Chart1.Series[1].YValueMembers = "YearPrice";
61 Chart1.Series[1].LegendText = "年收入";
62 Chart1.Series[2].XValueMember = "Worker";
63 Chart1.Series[2].YValueMembers = "MonthPrice";
64 Chart1.Series[2].LegendText = "月收入";
65 Chart1.DataBind();
66 }
67 }
View Code
