asp.net微软图表控件使用示例代码分享
复制代码 代码如下:
复制代码 代码如下:<%@ Page Language="C#" AutoEventWireup="true" CodeFile="chart.aspx.cs" Inherits="chart" %>
<%@ Register Assembly="System.Web.DataVisualization, Version=4.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35" Namespace="System.Web.UI.DataVisualization.Charting" TagPrefix="asp" %>
MsChart图表控件
复制代码 代码如下:using System;using System.Collections.Generic;using System.Linq;using System.Web;using System.Data;using System.Web.UI;using System.Web.UI.WebControls;//addusing 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
} /// /// 创建一张二维数据表 /// /// Datatable类型的数据表 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; }}