owc组件使用（统计分析图）

<%@ Page Language="C#" AutoEventWireup="true" CodeFile="_ReportOwc.aspx.cs" Inherits="_ReportOwc" %>

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<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
    <title>无标题页</title>
<link href="../images/xj_style.css" _fcksavedurl=""../images/xj_style.css"" _fcksavedurl=""../images/xj_style.css"" rel="stylesheet" type="text/css" /> 
     <script language="javascript" src="../System_Web_Resources.js"　type="text/css"></script>   
</head>
<body onload="parent.window.document.all.myiframe.style.height=document.body.scrollHeight+10;">
    <form id="form1" runat="server">
        <table style="width: 100%" id="TABLE2" runat="server">
            <tr>
                <td align="center" colspan="1" rowspan="1" style="height: 23px; width: 949px;" valign="top">
        <table id="Table4" border="0" cellpadding="0" cellspacing="0" width="98%">
            <tr>
                <td align="left" style="height: 43px" valign="bottom" width="40%">
                    <table id="Table5" border="0" cellpadding="0" cellspacing="0" style="border-bottom: #ffffff 1px solid">
                        <tr>
                            <td class="lmstyle">
                                <img align="Middle" height="20" src="../images/blacksjbiao_big.gif" width="15" />&nbsp;
                                <asp:Label ID="LabelMailTitle" runat="server" Font-Size="14px" Text="统计图表"></asp:Label></td>
                            <td align="left">
                                <img height="27" src="../images/lmtu_right.gif" width="27" /></td>
                        </tr>
                    </table>
                </td>
                <td style="height: 43px" width="60%">
                    <div align="right">
                        <img height="41" src="../images/index2.gif" width="306" /></div>
                </td>
            </tr>
        </table>
                </td>
            </tr>
            <tr>
                <td align="left" rowspan="2" valign="top" style="width: 949px">
                <table id="Table1" border="0" cellpadding="1" cellspacing="1" width="100%">
                    <tr>
                        <td style="height: 24px">
                            选择时间段：<asp:DropDownList ID="DropDownList2" runat="server">
                            </asp:DropDownList>
                            <asp:DropDownList ID="DropDownList3" runat="server">
                            </asp:DropDownList>—
                            <asp:DropDownList ID="DropDownList4" runat="server">
                            </asp:DropDownList>
                            <asp:DropDownList ID="DropDownList5" runat="server">
                            </asp:DropDownList>&nbsp; 
                            <asp:Button ID="btnSelect" runat="server" OnClick="btnSelect_Click" Text="检索" CssClass="xjbutton1" />&nbsp;&nbsp;
                            选择图表类型：
                            <asp:DropDownList ID="_DropDownListtype" runat="server" AutoPostBack="True" OnSelectedIndexChanged="DropDownList_SelectedIndexChanged">
                            </asp:DropDownList>&nbsp; &nbsp;
                            <asp:Button ID="Button3" runat="server" Text="绘制饼图" OnClick="Button3_Click" Visible="False" CssClass="xjbutton1" />
                            <asp:Button ID="Button2" runat="server" Text="绘制条状图" OnClick="Button2_Click" Visible="False" CssClass="xjbutton1" />
                            <asp:Button ID="Button1" runat="server" OnClick="Button1_Click" Text="绘制柱状图" Visible="False" CssClass="xjbutton1" /></td>
                    </tr>
                </table>
                </td>
            </tr>
            <tr>
            </tr>
            <tr>
                <td align="center" valign="top" style="width: 949px; height: 32px">
                <asp:Image ID="Image1" runat="server" /></td>
            </tr>
        </table>
      
            <font face="宋体">
                <asp:TreeView ID="TreeView1" runat="server" Visible="False">
                    <Nodes>
                        <asp:TreeNode Text="简单检索" Value="0"></asp:TreeNode>
                    </Nodes>
                </asp:TreeView>
                </font>
    </form>
</body>
</html>


using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Data.SqlClient;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
using Microsoft.Office.Interop.Owc11;
using System.Text; 

public partial class _ReportOwc : System.Web.UI.Page
{
    MyCRM.DB db = new MyCRM.DB();  
 ChartFactory chartFactory=new ChartFactory();  
 DataTable dt=new DataTable();
    DataTable treetable = new DataTable(); 
 OWCChart11  chart = new OWCChart11();
 string filepath =""; 
 public static Hashtable chartMap = new Hashtable();

    string type = "dept";
    string sql = "select d.name,count(d.name) from person p join dept d on d.id=p.dept where person_state='正常' group by d.name";
 public void Page_Load(object sender, System.EventArgs e)
 {       
        dt = db.ececSelectSql("select top 50 person.truename,wage.薪资 from person left join wage on person.id=wage.员工姓名"); 
  filepath= Server.MapPath(".") + "\\ChartImages";
  Image1.ImageUrl="";
  InitTypeMap();

        treetable = db.ececSelectSql("select col_name,show_name from tablestruct where table_name='person' order by [id]");
       
  // 在此处放置用户代码以初始化页面
  #region 按钮绘制图形
  chart.Title = "标题";
  chart.SeriesName = "图例";
  
  chart.PhaysicalImagePath = filepath;
  chart.PicHight = 320;
  chart.PicWidth = 500;
  chart.DataSource = dt;//这是你的数据源
#endregion
        if (!IsPostBack)
        {
            deleteFile();           
            //默认绘制            
            for (int i = 1; i < 13; i++)
            {
                ListItem item = new ListItem();
                item.Text = Convert.ToString(DateTime.Now.Year-i)+"年";
                item.Value = Convert.ToString(DateTime.Now.Year-i);
                DropDownList2.Items.Add(item);
                DropDownList4.Items.Add(item);

                item = new ListItem();
                item.Text = Convert.ToString(i) + "月";
                item.Value = Convert.ToString(i);
                DropDownList3.Items.Add(item);
                DropDownList5.Items.Add(item);
            }           
        }

        if (Request.QueryString["type"] != null)
        {
            type = Request.QueryString["type"].ToString().Trim();
            //Response.Write(type);
        }
        else 
        {
            type = "dept";
        }

        switch (type)
        {
            case "post"://职务
                sql = "select d.post,count(d.post) from person p join post d on d.id=p.post where person_state='正常' group by d.post";
                break;
            case "dept"://部门
                sql = "select d.name,count(d.name) from person p join dept d on d.id=p.dept where person_state='正常' group by d.name";
                break;
            case "sex"://性别
                sql = "select sex,count(sex) from person where person_state='正常' group by sex";
                break;
            case "PoliticsVisage"://政治面貌
                sql = "select PoliticsVisage,count(PoliticsVisage) from person where person_state='正常' group by PoliticsVisage";
                break;
            case "person_state"://员工状态
                sql = "select [person_state],count([person_state]) from person  group by [person_state]";
                break;
            default:
                break;
        }
        DropDownList_SelectedIndexChanged(sender, e);
 }

    public void deleteFile()
 {
        string[] strFileName=System.IO.Directory.GetFiles(Server.MapPath(".")+@"\ChartImages\");
  for(int i=0;i<strFileName.Length;i++)
  {     
   System.IO.FileInfo file=new System.IO.FileInfo(strFileName[i]);
   string strtemp=file.Name.Split('.')[0];
            if (strtemp.Length > 8)
            {               
                strtemp = strtemp.Substring(0, 4) + "-" + strtemp.Substring(4, 2) + "-" + strtemp.Substring(6, 2);
                if (Convert.ToDateTime(strtemp) < DateTime.Now.AddDays(-1))
                {
                    if (file.Exists)
                    {
                        file.Delete();
                    }
                }
            }
  }  
 }
    public void InitTypeMap()
    {
        chartMap.Clear();
        string str = "";
        if (_DropDownListtype.Items.Count > 0)
        {
            str = _DropDownListtype.SelectedItem.Text;
        }

        _DropDownListtype.Items.Clear();
        Microsoft.Office.Interop.Owc11.ChartChartTypeEnum[] chartTypes = new Microsoft.Office.Interop.Owc11.ChartChartTypeEnum[]{ ChartChartTypeEnum.chChartTypeColumnClustered,
                      ChartChartTypeEnum.chChartTypeColumn3D,
                      ChartChartTypeEnum.chChartTypeBarClustered,
                      ChartChartTypeEnum.chChartTypeBar3D,
                      ChartChartTypeEnum.chChartTypeArea,
                      ChartChartTypeEnum.chChartTypeArea3D,
                      ChartChartTypeEnum.chChartTypeDoughnut,
                      ChartChartTypeEnum.chChartTypeLineStacked,
                      ChartChartTypeEnum.chChartTypeLine3D,
                      ChartChartTypeEnum.chChartTypeLineMarkers,
                      ChartChartTypeEnum.chChartTypePie,
                      ChartChartTypeEnum.chChartTypePie3D,
                      ChartChartTypeEnum.chChartTypeRadarSmoothLine,
                      ChartChartTypeEnum.chChartTypeSmoothLine};
        string[] chartTypesCh = new string[] { "垂直柱状统计图", "3D垂直柱状统计图", "水平柱状统计图", "3D水平柱状统计图", "区域统计图", "3D区域统计图", "中空饼图", "折线统计图", "3D折线统计图", "折线带点统计图", "饼图", "3D饼图", "网状统计图", "弧线统计图" };

        for (int i = 0; i < chartTypes.Length; i++)
        {
            chartMap.Add(chartTypesCh[i], chartTypes[i]);
        }

        for (int i = 0; i < chartTypes.Length; i++)
        {
            ListItem ii = new ListItem(chartTypesCh[i]);
            _DropDownListtype.Items.Add(ii);
        }
        foreach (ListItem ii in _DropDownListtype.Items)
        {
            if (ii.Text == str)
            {
                ii.Selected = true;
            }
        }
    }

    #region 按钮事件
    public void Button1_Click(object sender, System.EventArgs e)
    {
        this.Image1.ImageUrl = @".\ChartImages\" + chart.CreateColumn();//显示给图像控件。
    }

    public void Button2_Click(object sender, System.EventArgs e)
    {
        this.Image1.ImageUrl = @".\ChartImages\" + chart.CreateBar();//显示给图像控件。
    }

    public void Button3_Click(object sender, System.EventArgs e)
    {
        this.Image1.ImageUrl = @".\ChartImages\" + chart.CreatePie();//显示给图像控件。
    }
    //按钮绘制类
    public class OWCChart11
    {

        #region 属性
        public string _phaysicalimagepath;
        public string _title;
        public string _seriesname;
        public int _picwidth;
        public int _pichight;
        public DataTable _datasource;
        public string strCategory;
        public string strValue;

        /// <summary>
        /// 图片存放路径
        /// </summary>
        public string PhaysicalImagePath
        {
            set { _phaysicalimagepath = value; }
            get { return _phaysicalimagepath; }
        }
        /// <summary>
        /// 图片标题
        /// </summary>
        public string Title
        {
            set { _title = value; }
            get { return _title; }
        }
        /// <summary>
        /// 图片说明
        /// </summary>
        public string SeriesName
        {
            set { _seriesname = value; }
            get { return _seriesname; }
        }
        /// <summary>
        /// 图片宽度
        /// </summary>
        public int PicWidth
        {
            set { _picwidth = value; }
            get { return _picwidth; }
        }
        /// <summary>
        /// 图片高度
        /// </summary>
        public int PicHight
        {
            set { _pichight = value; }
            get { return _pichight; }
        }
        /// <summary>
        /// 图片数据源
        /// </summary>
        public DataTable DataSource
        {
            set
            {
                _datasource = value;
                strCategory = GetColumnsStr(_datasource);
                strValue = GetValueStr(_datasource);
            }
            get { return _datasource; }
        }
        /// <summary>
        /// 列类型
        /// </summary>
        public string GetColumnsStr(DataTable dt)
        {
            StringBuilder strList = new StringBuilder();
            foreach (DataRow r in dt.Rows)
            {
                strList.Append(r[0].ToString() + '\t');
            }
            return strList.ToString();
        }
        /// <summary>
        /// 列值
        /// </summary>
        public string GetValueStr(DataTable dt)
        {
            StringBuilder strList = new StringBuilder();
            foreach (DataRow r in dt.Rows)
            {
                strList.Append(r[1].ToString() + '\t');
            }
            return strList.ToString();
        }

        #endregion


        public OWCChart11()
        {
        }
        public OWCChart11(string PhaysicalImagePath, string Title, string SeriesName)
        {
            _phaysicalimagepath = PhaysicalImagePath;
            _title = Title;
            _seriesname = SeriesName;
        }


        /// <summary>
        /// 柱形图
        /// </summary>
        /// <returns></returns>
        public string CreateColumn()
        {
            Microsoft.Office.Interop.Owc11.ChartSpace objCSpace = new Microsoft.Office.Interop.Owc11.ChartSpaceClass();//创建ChartSpace对象来放置图表   
            Microsoft.Office.Interop.Owc11.ChChart objChart = objCSpace.Charts.Add(0);//在ChartSpace对象中添加图表，Add方法返回chart对象

            //指定图表的类型。类型由OWC.ChartChartTypeEnum枚举值得到//Microsoft.Office.Interop.OWC.ChartChartTypeEnum
            //objChart.Type = Microsoft.Office.Interop.Owc11.ChartChartTypeEnum.chChartTypeColumnClustered;

            objChart.Type = Microsoft.Office.Interop.Owc11.ChartChartTypeEnum.chChartTypeColumnClustered;
            //指定图表是否需要图例
            objChart.HasLegend = true;

            //标题
            objChart.HasTitle = true;
            objChart.Title.Caption = _title;
            objChart.Title.Font.Bold = true;
            objChart.Title.Font.Color = "blue";

            #region 样式设置

            //旋转
            objChart.Rotation = 360;//表示指定三维图表的旋转角度
            objChart.Inclination = 10;//表示指定三维图表的视图斜率。有效范围为 -90 到 90

            //背景颜色
            objChart.PlotArea.Interior.Color = "yellow";

            //底座颜色
            objChart.PlotArea.Floor.Interior.Color = "green";

            objChart.Overlap = 50;//单个类别中标志之间的重叠量

            #endregion

            //x,y轴的图示说明
            objChart.Axes[0].HasTitle = true;
            objChart.Axes[0].Title.Caption = "X ： 类别";
            objChart.Axes[1].HasTitle = true;
            objChart.Axes[1].Title.Caption = "Y ： 数量";


            //添加一个series
            Microsoft.Office.Interop.Owc11.ChSeries ThisChSeries = objChart.SeriesCollection.Add(0);

            //给定series的名字
            ThisChSeries.SetData(Microsoft.Office.Interop.Owc11.ChartDimensionsEnum.chDimSeriesNames,
                Microsoft.Office.Interop.Owc11.ChartSpecialDataSourcesEnum.chDataLiteral.GetHashCode(), SeriesName);
            //给定分类
            ThisChSeries.SetData(Microsoft.Office.Interop.Owc11.ChartDimensionsEnum.chDimCategories,
                Microsoft.Office.Interop.Owc11.ChartSpecialDataSourcesEnum.chDataLiteral.GetHashCode(), strCategory);
            //给定值
            ThisChSeries.SetData(Microsoft.Office.Interop.Owc11.ChartDimensionsEnum.chDimValues,
                Microsoft.Office.Interop.Owc11.ChartSpecialDataSourcesEnum.chDataLiteral.GetHashCode(), strValue);

            Microsoft.Office.Interop.Owc11.ChDataLabels dl = objChart.SeriesCollection[0].DataLabelsCollection.Add();
            dl.HasValue = true;
            //   dl.Position=Microsoft.Office.Interop.Owc11.ChartDataLabelPositionEnum.chLabelPositionOutsideEnd;


            string filename = DateTime.Now.ToString("yyyyMMddHHmmssff") + ".gif";
            string strAbsolutePath = _phaysicalimagepath + "\\" + filename;
            objCSpace.ExportPicture(strAbsolutePath, "GIF", _picwidth, _pichight);//输出成GIF文件.

            return filename;

        }


        /// <summary>
        /// 饼图
        /// </summary>
        /// <returns></returns>
        public string CreatePie()
        {
            Microsoft.Office.Interop.Owc11.ChartSpace objCSpace = new Microsoft.Office.Interop.Owc11.ChartSpaceClass();//创建ChartSpace对象来放置图表   
            Microsoft.Office.Interop.Owc11.ChChart objChart = objCSpace.Charts.Add(0);//在ChartSpace对象中添加图表，Add方法返回chart对象


            //指定图表的类型
            objChart.Type = Microsoft.Office.Interop.Owc11.ChartChartTypeEnum.chChartTypePie;

            //指定图表是否需要图例
            objChart.HasLegend = true;

            //标题
            objChart.HasTitle = true;
            objChart.Title.Caption = _title;


            //添加一个series
            Microsoft.Office.Interop.Owc11.ChSeries ThisChSeries = objChart.SeriesCollection.Add(0);

            //给定series的名字
            ThisChSeries.SetData(Microsoft.Office.Interop.Owc11.ChartDimensionsEnum.chDimSeriesNames,
                Microsoft.Office.Interop.Owc11.ChartSpecialDataSourcesEnum.chDataLiteral.GetHashCode(), SeriesName);
            //给定分类
            ThisChSeries.SetData(Microsoft.Office.Interop.Owc11.ChartDimensionsEnum.chDimCategories,
                Microsoft.Office.Interop.Owc11.ChartSpecialDataSourcesEnum.chDataLiteral.GetHashCode(), strCategory);
            //给定值
            ThisChSeries.SetData(Microsoft.Office.Interop.Owc11.ChartDimensionsEnum.chDimValues,
                Microsoft.Office.Interop.Owc11.ChartSpecialDataSourcesEnum.chDataLiteral.GetHashCode(), strValue);


            //表示系列或趋势线上的单个数据标志
            Microsoft.Office.Interop.Owc11.ChDataLabels dl = objChart.SeriesCollection[0].DataLabelsCollection.Add();
            dl.HasValue = true;
            dl.HasPercentage = true;
            //图表绘图区的图例放置在右侧。
            //   dl.Position=Microsoft.Office.Interop.Owc11.ChartDataLabelPositionEnum.chLabelPositionRight;

            string filename = DateTime.Now.ToString("yyyyMMddHHmmssff") + ".gif";
            string strAbsolutePath = _phaysicalimagepath + "\\" + filename;
            objCSpace.ExportPicture(strAbsolutePath, "GIF", _picwidth, _pichight);//输出成GIF文件.

            return filename;
        }

        /// <summary>
        /// 条形图
        /// </summary>
        /// <returns></returns>
        public string CreateBar()
        {
            Microsoft.Office.Interop.Owc11.ChartSpace objCSpace = new Microsoft.Office.Interop.Owc11.ChartSpaceClass();//创建ChartSpace对象来放置图表   
            Microsoft.Office.Interop.Owc11.ChChart objChart = objCSpace.Charts.Add(0);//在ChartSpace对象中添加图表，Add方法返回chart对象

            //指定图表的类型。类型由OWC.ChartChartTypeEnum枚举值得到//Microsoft.Office.Interop.OWC.ChartChartTypeEnum
            objChart.Type = Microsoft.Office.Interop.Owc11.ChartChartTypeEnum.chChartTypeBarClustered;

            //指定图表是否需要图例
            objChart.HasLegend = true;

            //标题
            objChart.HasTitle = true;
            objChart.Title.Caption = _title;
            objChart.Title.Font.Bold = true;
            objChart.Title.Font.Color = "blue";


            #region 样式设置

            //   //旋转
            objChart.Rotation = 360;//表示指定三维图表的旋转角度
            objChart.Inclination = 10;//表示指定三维图表的视图斜率。有效范围为 -90 到 90

            //背景颜色
            objChart.PlotArea.Interior.Color = "red";

            //底座颜色
            objChart.PlotArea.Floor.Interior.Color = "green";

            objChart.Overlap = 50;//单个类别中标志之间的重叠量

            #endregion

            //x,y轴的图示说明
            objChart.Axes[0].HasTitle = true;
            objChart.Axes[0].Title.Caption = "X ： 类别";
            objChart.Axes[1].HasTitle = true;
            objChart.Axes[1].Title.Caption = "Y ： 数量";


            //添加一个series
            Microsoft.Office.Interop.Owc11.ChSeries ThisChSeries = objChart.SeriesCollection.Add(0);


            //给定series的名字
            ThisChSeries.SetData(Microsoft.Office.Interop.Owc11.ChartDimensionsEnum.chDimSeriesNames,
                Microsoft.Office.Interop.Owc11.ChartSpecialDataSourcesEnum.chDataLiteral.GetHashCode(), SeriesName);
            //给定分类
            ThisChSeries.SetData(Microsoft.Office.Interop.Owc11.ChartDimensionsEnum.chDimCategories,
                Microsoft.Office.Interop.Owc11.ChartSpecialDataSourcesEnum.chDataLiteral.GetHashCode(), strCategory);
            //给定值
            ThisChSeries.SetData(Microsoft.Office.Interop.Owc11.ChartDimensionsEnum.chDimValues,
                Microsoft.Office.Interop.Owc11.ChartSpecialDataSourcesEnum.chDataLiteral.GetHashCode(), strValue);

            Microsoft.Office.Interop.Owc11.ChDataLabels dl = objChart.SeriesCollection[0].DataLabelsCollection.Add();
            dl.HasValue = true;
            //   dl.Position=Microsoft.Office.Interop.Owc11.ChartDataLabelPositionEnum.chLabelPositionOutsideEnd;


            string filename = DateTime.Now.ToString("yyyyMMddHHmmssff") + ".gif";
            string strAbsolutePath = _phaysicalimagepath + "\\" + filename;
            objCSpace.ExportPicture(strAbsolutePath, "GIF", _picwidth, _pichight);//输出成GIF文件.

            return filename;

        }

    }

    #endregion

    #region 下拉框事件

    public void DropDownList_SelectedIndexChanged(object sender, System.EventArgs e)
    {       
        string[] chartCategories = new string[10];
        string[] chartValues = new string[10];

        //Response.Write(sql);
        DataTable ddt=db.ececSelectSql(sql);

        for (int i = 0; i < ddt.Rows.Count; i++)
        {
            chartCategories[i] = ddt.Rows[i][0].ToString();
            chartValues[i] = ddt.Rows[i][1].ToString();
        }

        chartFactory.chartCategoriesArrValue = chartCategories;
        chartFactory.chartValuesArrValue = chartValues;
        chartFactory.chartTitleValue = "统计图表";
        chartFactory.chartTypeValue = _DropDownListtype.SelectedItem.Text;
        Microsoft.Office.Interop.Owc11.ChartSpaceClass oChartSpace = chartFactory.BuildCharts();
        string filename = DateTime.Now.ToString("yyyyMMddHHmmssff") + ".png";
        string path = Server.MapPath(".") + @"\ChartImages\" + filename;  //产生图片并保存，还可以是png gif图片
        if (System.IO.File.Exists(path))
        {
            System.IO.File.Delete(path);
        }
        oChartSpace.ExportPicture(path, "png", 470,330);
        Image1.ImageUrl = @".\ChartImages\" + filename;  // 显示统计图
    }

    #region 下拉框绘制类
    public class ChartFactory
    {
        public ChartFactory()
        {

        }
        public System.Web.UI.WebControls.Image imgHondaLineup;
        public string[] chartCategoriesArr;
        public string[] chartValuesArr;
        public Microsoft.Office.Interop.Owc11.ChartChartTypeEnum chartType = Microsoft.Office.Interop.Owc11.ChartChartTypeEnum.chChartTypeColumn3D;//默认值
        public static string chartTypeCh = "垂直柱状图";
        public static string chartTitle = "";

        public Microsoft.Office.Interop.Owc11.ChartSpaceClass BuildCharts()
        {
            string chartCategoriesStr = String.Join("\t", chartCategoriesArr);
            string chartValuesStr = String.Join("\t", chartValuesArr);

            Microsoft.Office.Interop.Owc11.ChartSpaceClass oChartSpace = new Microsoft.Office.Interop.Owc11.ChartSpaceClass();

            int ii = chartMap.Count;
            chartType = (ChartChartTypeEnum)chartMap[chartTypeCh];

            if (chartType == ChartChartTypeEnum.chChartTypePie ||
                chartType == ChartChartTypeEnum.chChartTypePie3D ||
                chartType == ChartChartTypeEnum.chChartTypeDoughnut)
            {
                oChartSpace.HasChartSpaceLegend = true;
                oChartSpace.ChartSpaceLegend.Position = ChartLegendPositionEnum.chLegendPositionBottom;
            }

            oChartSpace.Border.Color = "blue";
            oChartSpace.Charts.Add(0);
            oChartSpace.Charts[0].HasTitle = true;
            oChartSpace.Charts[0].Type = chartType;
            oChartSpace.Charts[0].ChartDepth = 125;
            oChartSpace.Charts[0].AspectRatio = 80;
            oChartSpace.Charts[0].Title.Caption = chartTitle;
            oChartSpace.Charts[0].Title.Font.Bold = true;

            oChartSpace.Charts[0].SeriesCollection.Add(0);
            oChartSpace.Charts[0].SeriesCollection[0].DataLabelsCollection.Add();

            if (chartType == ChartChartTypeEnum.chChartTypePie ||
                chartType == ChartChartTypeEnum.chChartTypePie3D ||
                chartType == ChartChartTypeEnum.chChartTypeDoughnut)
            {
                //oChartSpace.Charts[0].HasLegend = true;
                oChartSpace.Charts[0].SeriesCollection[0].DataLabelsCollection[0].HasPercentage = true ;
                oChartSpace.Charts[0].SeriesCollection[0].DataLabelsCollection[0].HasValue = false;
            }
            else
            {
                oChartSpace.Charts[0].SeriesCollection[0].DataLabelsCollection[0].HasPercentage = false;
                oChartSpace.Charts[0].SeriesCollection[0].DataLabelsCollection[0].HasValue = true;
            }

            oChartSpace.Charts[0].SeriesCollection[0].Caption = String.Empty;
            oChartSpace.Charts[0].SeriesCollection[0].DataLabelsCollection[0].Font.Name = "verdana";
            oChartSpace.Charts[0].SeriesCollection[0].DataLabelsCollection[0].Font.Size = 10;
            oChartSpace.Charts[0].SeriesCollection[0].DataLabelsCollection[0].Font.Bold = false;
            oChartSpace.Charts[0].SeriesCollection[0].DataLabelsCollection[0].Font.Color = "red";
            oChartSpace.Charts[0].SeriesCollection[0].DataLabelsCollection[0].Position = ChartDataLabelPositionEnum.chLabelPositionCenter;

            if (chartType == ChartChartTypeEnum.chChartTypeBarClustered ||
                chartType == ChartChartTypeEnum.chChartTypeBar3D ||
                chartType == ChartChartTypeEnum.chChartTypeColumnClustered ||
                chartType == ChartChartTypeEnum.chChartTypeColumn3D)
            {
                oChartSpace.Charts[0].SeriesCollection[0].DataLabelsCollection[0].Position = ChartDataLabelPositionEnum.chLabelPositionOutsideEnd;
            }

            oChartSpace.Charts[0].SeriesCollection[0].SetData(Microsoft.Office.Interop.Owc11.ChartDimensionsEnum.chDimCategories,
                Convert.ToInt32(Microsoft.Office.Interop.Owc11.ChartSpecialDataSourcesEnum.chDataLiteral), chartCategoriesStr);

            oChartSpace.Charts[0].SeriesCollection[0].SetData(Microsoft.Office.Interop.Owc11.ChartDimensionsEnum.chDimValues,
                Convert.ToInt32(Microsoft.Office.Interop.Owc11.ChartSpecialDataSourcesEnum.chDataLiteral), chartValuesStr);

            return oChartSpace;
        }

        #region  属性设置
        public string[] chartCategoriesArrValue
        {
            get
            {
                return chartCategoriesArr;
            }
            set
            {
                chartCategoriesArr = value;
            }
        }

        public string[] chartValuesArrValue
        {
            get
            {
                return chartValuesArr;
            }
            set
            {
                chartValuesArr = value;
            }
        }
        public string chartTypeValue
        {
            get
            {
                return chartTypeCh;
            }
            set
            {
                chartTypeCh = value;
            }
        }
        public string chartTitleValue
        {
            get
            {
                return chartTitle;
            }
            set
            {
                chartTitle = value;
            }
        }
        #endregion
    }
#endregion
    #endregion

    protected void TreeView1_SelectedNodeChanged(object sender, EventArgs e)
    {
        TreeView1.SelectedNodeStyle.BackColor = System.Drawing.Color.PaleGoldenrod; 
    }
    protected void btnSelect_Click(object sender, EventArgs e)
    {
        DropDownList_SelectedIndexChanged(sender, e);
    }
}


 參考:http://www.cnblogs.com/pincelee/archive/2007/07/28/834604.html
posted @ 2008-05-20 10:34  Athrun  阅读(1481)  评论(0)  编辑  收藏  举报