using System; using System.Collections.Generic; using System.Linq; using System.Web; using System.Data; using System.Web.UI; using System.Web.UI.WebControls; //add using System.Drawing,

  。

public partial class chart : System.Web.UI.Page {     protected void Page_Load(object sender, EventArgs e)     {         DataTable dt = CreatData();         GetStyle1(dt);         GetStyle2(dt);         GetStyle3(dt);         GetStyle4(dt);     } 。

    protected void GetStyle1(DataTable dt)     {         #region 折线图         Chart1.DataSource = dt;//绑定数据         Chart1.Series["Series1"].ChartType = System.Web.UI.DataVisualization.Charting.SeriesChartType.Line;//设置图表类型         Chart1.Series[0].XValueMember = "Country";//X轴数据成员列         Chart1.Series[0].YValueMembers = "Score";//Y轴数据成员列         Chart1.ChartAreas["ChartArea1"].AxisX.Title = "国家";//X轴标题         Chart1.ChartAreas["ChartArea1"].AxisX.TitleAlignment = StringAlignment.Far;//设置Y轴标题的名称所在位置位远         Chart1.ChartAreas["ChartArea1"].AxisY.Title = "金牌";//X轴标题         Chart1.ChartAreas["ChartArea1"].AxisY.TitleAlignment = StringAlignment.Far;//设置Y轴标题的名称所在位置位远         Chart1.ChartAreas["ChartArea1"].AxisX.Interval = 1;//X轴数据的间距         Chart1.ChartAreas["ChartArea1"].AxisX.MajorGrid.Enabled = false;//不显示竖着的分割线         Chart1.Series[0].IsValueShownAsLabel = true;//显示坐标值         #endregion     } 。

    protected void GetStyle2(DataTable dt)     {         #region 样条图（平滑曲线）         Chart2.DataSource = dt;//绑定数据         Chart2.Series["Series1"].ChartType = System.Web.UI.DataVisualization.Charting.SeriesChartType.Spline;//设置图表类型         Chart2.Series["Series1"].MarkerStyle = System.Web.UI.DataVisualization.Charting.MarkerStyle.Cross;//设置点的样式，十字形         Chart2.Series[0].XValueMember = "Country";//X轴数据成员列         Chart2.Series[0].YValueMembers = "Score";//Y轴数据成员列         Chart2.ChartAreas["ChartArea1"].AxisX.Title = "国家";//X轴标题         Chart2.ChartAreas["ChartArea1"].AxisX.TitleAlignment = StringAlignment.Far;//设置Y轴标题的名称所在位置位远         Chart2.ChartAreas["ChartArea1"].AxisY.Title = "金牌";//X轴标题         Chart2.ChartAreas["ChartArea1"].AxisY.TitleAlignment = StringAlignment.Far;//设置Y轴标题的名称所在位置位远         Chart2.ChartAreas["ChartArea1"].AxisX.Interval = 1;//X轴数据的间距         Chart2.ChartAreas["ChartArea1"].AxisX.MajorGrid.Enabled = false;//不显示竖着的分割线         Chart2.Series[0].IsValueShownAsLabel = true;//显示坐标值         #endregion     } 。

    protected void GetStyle3(DataTable dt)     {         #region 条形图         Chart3.DataSource = dt;//绑定数据         Chart3.Series["Series1"].ChartType = System.Web.UI.DataVisualization.Charting.SeriesChartType.Bar;//设置图表类型         Chart3.Series[0].XValueMember = "Country";//X轴数据成员列         Chart3.Series[0].YValueMembers = "Score";//Y轴数据成员列         Chart3.ChartAreas["ChartArea1"].AxisX.Title = "国家";//X轴标题         Chart3.ChartAreas["ChartArea1"].AxisX.TitleAlignment = StringAlignment.Far;//设置Y轴标题的名称所在位置位远         Chart3.ChartAreas["ChartArea1"].AxisY.Title = "金牌";//X轴标题         Chart3.ChartAreas["ChartArea1"].AxisY.TitleAlignment = StringAlignment.Far;//设置Y轴标题的名称所在位置位远         Chart3.ChartAreas["ChartArea1"].AxisX.Interval = 1;//X轴数据的间距         Chart3.ChartAreas["ChartArea1"].AxisX.MajorGrid.Enabled = false;//不显示竖着的分割线         Chart3.Series[0].IsValueShownAsLabel = true;//显示坐标值         #endregion     } 。

    protected void GetStyle4(DataTable dt)     {         #region 饼形图         Chart4.DataSource = dt;//绑定数据         Chart4.Series["Series1"].ChartType = System.Web.UI.DataVisualization.Charting.SeriesChartType.Pie;//设置图表类型         Chart4.Series[0].XValueMember = "Country";//X轴数据成员列         Chart4.Series[0].YValueMembers = "Score";//Y轴数据成员列         Chart4.Series[0].LegendMapAreaAttributes = "Country"; //显示国家         Chart4.Series[0].IsValueShownAsLabel = true;//显示坐标值         #endregion 。

    }     /// <summary>     /// 创建一张二维数据表     /// </summary>     /// <returns>Datatable类型的数据表</returns>     protected DataTable CreatData()     {         DataTable dt = new DataTable();         dt.Columns.Add("Country", System.Type.GetType("System.String"));         dt.Columns.Add("Score", System.Type.GetType("System.String"));         string[] n = new string[] { "中国","美国", "俄罗斯", "英国" };         string[] c = new string[] { "85","80", "50", "35" };         for (int i = 0; i < 4; i++)         {             DataRow dr = dt.NewRow();             dr["Country"] = n[i];             dr["Score"] = c[i];             dt.Rows.Add(dr);         }         return dt;     } } 。