有没有人用过Office中的OWC控件

[chengpei_chen]

我在Winform中用了一下可以，但是到Webform中就不能用，控件不能选择数据源，编辑按钮都是灰色的，怎么回事
我用的是PivotTable 10.0

[fcxxfcxx]

学习

[herol]

没用过，有情顶一下

[lovehongyun]

发个例子:

值给owc的数据用/t分开..网上有很多例子..你也可以搜一下

/// <summary>
    /// 生成图片
    /// </summary>
    /// <param name="sName">图例</param>
    /// <param name="cat">(x)分类</param>
    /// <param name="value">(y)值</param>
    public void BuildPic(ArrayList sName,ArrayList cat,ArrayList value)
    {
        
        Microsoft.Office.Interop.Owc11.ChartSpace objChart = new Microsoft.Office.Interop.Owc11.ChartSpaceClass();
        Microsoft.Office.Interop.Owc11.ChChart obj = objChart.Charts.Add(0);
        obj.Type = Microsoft.Office.Interop.Owc11.ChartChartTypeEnum.chChartTypeLine;
        //obj.Type = Microsoft.Office.Interop.Owc11.ChartChartTypeEnum.chChartTypeSmoothLine;
        



        //指定图表是否需要图例

        obj.HasLegend = true;

        //给定标题
        obj.HasTitle = true;
        obj.Title.Caption = "总报表图表";

        //给定x,y轴的图示说明
        obj.Axes[0].HasTitle = true;
        obj.Axes[0].Title.Caption = "时 间";
        obj.Axes[1].HasTitle = true;
        obj.Axes[1].Title.Caption = "Y ： 值";


        for (int i = 0; i <cat.Count; i++)
        {          
           
            
            //添加一个series
            obj.SeriesCollection.Add(i);

            //给定series的名字

            obj.SeriesCollection[i].SetData(Microsoft.Office.Interop.Owc11.ChartDimensionsEnum.chDimSeriesNames,
             +(int)Microsoft.Office.Interop.Owc11.ChartSpecialDataSourcesEnum.chDataLiteral, sName[i].ToString());

            //给定分类(x轴)
            obj.SeriesCollection[i].SetData(Microsoft.Office.Interop.Owc11.ChartDimensionsEnum.chDimCategories,
             +(int)Microsoft.Office.Interop.Owc11.ChartSpecialDataSourcesEnum.chDataLiteral, cat[i].ToString());

            //给定值

            obj.SeriesCollection[i].SetData
             (Microsoft.Office.Interop.Owc11.ChartDimensionsEnum.chDimValues,
             (int)Microsoft.Office.Interop.Owc11.ChartSpecialDataSourcesEnum.chDataLiteral, value[i].ToString());
        }
                //strCategory = "";
                //strvalue = "";

                //输出成GIF文件.
                string strAbsolutePath = (Server.MapPath(".")) + "\\" + Session.SessionID + ".gif";
                objChart.ExportPicture(strAbsolutePath, "GIF", 600, 350);

     }

[deepinnet]

学习顶帖

[huaer1011]

有见过OWC.dll
还真没用过
学习

[iuhxq]

aspx:
<script language="javascript" type="text/javascript" src="/js/Calendar30.js"></script>
选择开始日期和结束日期。如果时间范围超过365则显示年表，如果时间范围超过30则显示月份表，如果超过1则显示日期表，否则显示小时表。<br />
开始日期：<input id="s" type="text" value="<%= Request.QueryString["s"]%>" onclick="fillDay(this)" >结束日期：<input id="e" value="<%= Request.QueryString["e"]%>" type="text" onclick="fillDay(this)" /><input type="button" value="查看" onclick="location.href='?s='+$F('s')+'&e='+$F('e')" /><br />
<asp:placeholder id="ChartHolder" runat="server"></asp:placeholder>

cs:

if (!IsPostBack && Request.QueryString["s"] != null && Request.QueryString["e"] != null)
        {
            string file;

            DateTime s = DateTime.Parse(Request.QueryString["s"]);
            DateTime et = DateTime.Parse(Request.QueryString["e"]);

            string x = "";
            string y = "";
            string danwei = "时";
            string sql = "";
            int r = ((TimeSpan)(et - s)).Days;
            //Response.Write(r);
            //Response.Write("<br />");
            if (r >= 365)
            {
                sql = "select datepart(yyyy,regtime) d,count(*) c from t_user where regtime between '{0}' and '{1}' group by datepart(yyyy,regtime) order by d";
                danwei = "年";
            }
            else if (r >= 30)
            {
                sql = "select datepart(mm,regtime) d,count(*) c from t_user where regtime between '{0}' and '{1}' group by datepart(mm,regtime) order by d";
                danwei = "月";
            }
            else if (r >= 1)
            {
                sql = "select datepart(dd,regtime) d,count(*) c from t_user where regtime between '{0}' and '{1}' group by datepart(dd,regtime) order by d";
                danwei = "日";
            }
            else
                sql = "select datepart(HH,regtime) d,count(*) c from t_user where regtime between '{0}' and '{1}' group by datepart(HH,regtime) order by d";

            DateTime s1 = new DateTime(s.Year, s.Month, s.Day);
            DateTime e1 = new DateTime(et.Year, et.Month, et.Day, 23, 59, 59);

            sql = string.Format(sql, s1.ToString(), e1.ToString());
            //Response.Write(sql);
            //return;

            DataSet ds = DAL.dbHelper.ExecuteDataset(sql);

            if (ds != null && ds.Tables.Count > 0 && ds.Tables[0].Rows.Count > 0)
            {
                x = ds.Tables[0].Rows[0][0].ToString();
                y = ds.Tables[0].Rows[0][1].ToString();
                for (int i = 1; i < ds.Tables[0].Rows.Count; i++)
                {
                    x += '\t' + ds.Tables[0].Rows[i][0].ToString();
                    y += '\t' + ds.Tables[0].Rows[i][1].ToString();
                }

                //创建ChartSpace对象来放置图表
                ChartSpace objCSpace = new ChartSpaceClass();

                //在ChartSpace对象中添加图表，Add方法返回chart对象
                ChChart objChart = objCSpace.Charts.Add(0);

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

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

                //给定标题
                objChart.HasTitle = true;
                objChart.Title.Caption = "注册用户/日期分布图";

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

                //计算数据
                /*categories 和 values 可以用tab分割的字符串来表示*/
                //string strSeriesName = "图例 1";

                //添加一个series
                objChart.SeriesCollection.Add(0);

                //给定series的名字
                //objChart.SeriesCollection[0].SetData(ChartDimensionsEnum.chDimSeriesNames, +(int)ChartSpecialDataSourcesEnum.chDataLiteral, strSeriesName);

                //给定分类
                objChart.SeriesCollection[0].SetData(ChartDimensionsEnum.chDimCategories,
                +(int)ChartSpecialDataSourcesEnum.chDataLiteral, x);

                //给定值
                objChart.SeriesCollection[0].SetData
                  (ChartDimensionsEnum.chDimValues,
                  (int)ChartSpecialDataSourcesEnum.chDataLiteral, y);
                //输出成GIF文件.
                file = "/tmp/" + Guid.NewGuid().ToString() + ".gif";

                objCSpace.ExportPicture(Server.MapPath("~" + file), "GIF", 800, 400);

            }
            else
            {
                file = "/images/0.gif";
            }
            //把图片添加到placeholder.
            string strImageTag = "<IMG SRC='" + file + "'/>";
            ChartHolder.Controls.Add(new LiteralControl(strImageTag));
        }

    }