asp.net 图表

感谢csdn深南大道,文章转自http://blog.csdn.net/smartsmile2012/article/details/17356673

前台代码

     <div><asp:Chart ID="Chart1" runat=server>    <Series>        <asp:Series Name="Series1"></asp:Series>    </Series>    <ChartAreas>        <asp:ChartArea Name="ChartArea1"></asp:ChartArea>    </ChartAreas></asp:Chart><asp:Chart ID="Chart2" runat=server><Series><asp:Series Name="Series1"></asp:Series></Series><ChartAreas><asp:ChartArea Name="ChartArea1"></asp:ChartArea></ChartAreas></asp:Chart><asp:Chart ID="Chart3" runat=server><Series><asp:Series Name="Series1"></asp:Series></Series><ChartAreas><asp:ChartArea Name="ChartArea1"></asp:ChartArea></ChartAreas></asp:Chart>        </div>

后台代码

   System.Data.DataTable dt = CreatData();        GetStyle4(dt);        GetStyle2(dt);        GetStyle3(dt);        }         PRotected System.Data.DataTable CreatData()      {          System.Data.DataTable dt = new System.Data.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;      }          protected void GetStyle3(System.Data.DataTable dt)         {             Chart3.DataSource = dt;//绑定数据             Chart3.Series["Series1"].ChartType = System.Web.UI.DataVisualization.Charting.SeriesChartType.Line;//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 = "语言";//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 = "统计";//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        }         protected void GetStyle2(System.Data.DataTable dt)         {             Chart2.DataSource = dt;//绑定数据             Chart2.Series["Series1"].ChartType = System.Web.UI.DataVisualization.Charting.SeriesChartType.Bar;//设置图表类型             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 = "语言";//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 = "统计";//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         }          protected void GetStyle4(System.Data.DataTable dt)        {            Chart1.DataSource = dt;//绑定数据              Chart1.Series["Series1"].ChartType = System.Web.UI.DataVisualization.Charting.SeriesChartType.Pie;//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.Series[0].LegendMapAreaAttributes = "Country"; //显示国家              Chart1.Series[0].IsValueShownAsLabel = true;//显示坐标值          }