asp.net中生成饼状与柱状图实例(2)

using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using BLL;
using Models;
public partial class GridViewDemo_BZImage : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        GetBZIamge();
    }
    /// <summary>
    /// 生成饼状柱状图
    /// </summary>
    public void GetBZIamge()
    {
        DataTable dt = BLL.StudentBLL.SelAllStudent();
        string[] rows = new string[dt.Rows.Count];
        int[] columns = new int[dt.Rows.Count];
        for (int i = 0; i < dt.Rows.Count; i++)
        {
            rows[i] = dt.Rows[i]["学生姓名"].ToString();
            columns[i] = Convert.ToInt32(dt.Rows[i]["薪金"].ToString());
        }
        Tools.OWCImageHelp.GetZBImage(rows, columns, "学生薪水查询");
    }
}

复制代码 代码如下: