封装OWC做统计图

using System;
using System.Data;
using System.Text;
using System.Drawing;

namespace test.OWCC
{
    /// <summary>
    /// 封装OWC做统计图
    /// </summary>
    public class OWCChart
    {
        #region 属性

        private string _phaysicalimagepath;
        private string _title;
        private string _seriesname;
        private int _picwidth;
        private int _pichight;
        private DataTable _datasource;
        private string _strdatasource;
        private string strCategory;
        private string strValue;

        /// <summary>
        /// 图片存放路径
        /// </summary>
        public string PhaysicalImagePath
        {
            set { _phaysicalimagepath = value; }
            get { return _phaysicalimagepath; }
        }

        public string Title
        {
            set { _title = value; }
            get { return _title; }
        }

        public string SeriesName
        {
            set { _seriesname = value; }
            get { return _seriesname; }
        }

        public int PicWidth
        {
            set { _picwidth = value; }
            get { return _picwidth; }
        }

        public int PicHight
        {
            set { _pichight = value; }
            get { return _pichight; }
        }

        /// <summary>
        /// 传DataTable类型
        /// </summary>
        public DataTable DataSource
        {
            set
            {
                _datasource = value;
                strCategory = GetColumnsStr(_datasource);
                strValue = GetValueStr(_datasource);
            }
            get { return _datasource; }
        }

        /// <summary>
        /// 传字符串，分隔用分号(;)
        /// </summary>
        public string strDataSource
        {
            set
            {
                _strdatasource = value;
                strCategory = GetColumnsStr(_strdatasource);
                strValue = GetValueStr(_strdatasource);
            }
            get { return _strdatasource; }
        }

        private string GetColumnsStr(DataTable dt)
        {
            StringBuilder strList = new StringBuilder();
            foreach (DataRow r in dt.Rows)
            {
                strList.Append(r[0].ToString() + '\t');
            }
            return strList.ToString();
        }

        private string GetColumnsStr(string coldt)
        {
            return coldt == "" ? "" : coldt.Substring(0, coldt.IndexOf(";"));
        }

        private string GetValueStr(DataTable dt)
        {
            StringBuilder strList = new StringBuilder();
            foreach (DataRow r in dt.Rows)
            {
                strList.Append(r[1].ToString() + '\t');
            }
            return strList.ToString();
        }

        private string GetValueStr(string rowdt)
        {
            return rowdt == "" ? "" : rowdt.Substring(rowdt.LastIndexOf(";") + 1);
        }

        #endregion
        #region 构造函数

        /// <summary>
        /// 0
        /// </summary>
        public OWCChart()
        {
            //
        }

        /// <summary>
        /// 1
        /// </summary>
        /// <param name="PhaysicalImagePath"></param>
        /// <param name="Title"></param>
        /// <param name="SeriesName"></param>
        /// <param name="PicWidth"></param>
        /// <param name="PicHight"></param>
        public OWCChart(string PhaysicalImagePath, string Title, string SeriesName, int PicWidth, int PicHight)
        {
            _phaysicalimagepath = PhaysicalImagePath;
            _title = Title;
            _seriesname = SeriesName;
            _pichight = PicHight;
            _picwidth = PicWidth;
        }

        /// <summary>
        /// 2
        /// </summary>
        /// <param name="Title"></param>
        /// <param name="SeriesName"></param>
        /// <param name="PicWidth"></param>
        /// <param name="PicHight"></param>
        public OWCChart(string Title, string SeriesName, int PicWidth, int PicHight)
        {
            _title = Title;
            _seriesname = SeriesName;
            _pichight = PicHight;
            _picwidth = PicWidth;
        }

        #endregion
        #region 柱形图

        /// <summary>
        /// 柱形图
        /// </summary>
        /// <param name="Xname">X轴描述</param>
        /// <param name="Yname">Y轴描述</param>
        /// <param name="IfExportToFile">若把图像输出到文件夹则为true，否则为false</param>
        /// <returns>若把图像输出到文件夹返回生成的图像名称，否则返回Bitmap类型</returns>
        public Object CreateColumn(string Xname, string Yname, bool IfExportToFile, bool If3D)
        {
            OWC11.ChartSpace objCSpace = new OWC11.ChartSpaceClass();//创建ChartSpace对象来放置图表   
            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OWC11.ChartChartTypeEnum枚举值得到
            if (If3D == true)
                objChart.Type = OWC11.ChartChartTypeEnum.chChartTypeColumnClustered3D;
            else
                objChart.Type = 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  = 145;//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 ： " + Xname + "";
            objChart.Axes[1].HasTitle = true;
            objChart.Axes[1].Title.Caption = "Y ： " + Yname + "";

            //添加一个series
            OWC11.ChSeries ThisChSeries = objChart.SeriesCollection.Add(0);

            //给定series的名字
            ThisChSeries.SetData(OWC11.ChartDimensionsEnum.chDimSeriesNames,
                OWC11.ChartSpecialDataSourcesEnum.chDataLiteral.GetHashCode(), SeriesName);
            //给定分类
            ThisChSeries.SetData(OWC11.ChartDimensionsEnum.chDimCategories,
                OWC11.ChartSpecialDataSourcesEnum.chDataLiteral.GetHashCode(), strCategory);
            //给定值
            ThisChSeries.SetData(OWC11.ChartDimensionsEnum.chDimValues,
                OWC11.ChartSpecialDataSourcesEnum.chDataLiteral.GetHashCode(), strValue);

            OWC11.ChDataLabels dl = objChart.SeriesCollection[0].DataLabelsCollection.Add();
            dl.HasValue = true;
            //          dl.Position=OWC11.ChartDataLabelPositionEnum.chLabelPositionOutsideEnd;

            //            string filename=DateTime.Now.ToString("yyyyMMddHHmmssff")+".gif";

            if (IfExportToFile == true)
            {
                string filename = "temp.gif";
                string strAbsolutePath = _phaysicalimagepath + "\\" + filename;
                objCSpace.ExportPicture(strAbsolutePath, "GIF", _picwidth, _pichight); //输出成GIF文件.

                return filename;
            }
            else
            {
                string tmp = "Tmp";
                objCSpace.ExportPicture(tmp, "GIF", _picwidth, _pichight);
                Bitmap bm = new Bitmap(tmp, true);

                return bm;
            }
        }

        #endregion
        #region 线性图

        /// <summary>
        /// 线性图
        /// </summary>
        /// <param name="Xname">X轴描述</param>
        /// <param name="Yname">Y轴描述</param>
        /// <param name="IfExportToFile">若把图像输出到文件夹则为true，否则为false</param>
        /// <returns>若把图像输出到文件夹返回生成的图像名称，否则返回Bitmap类型</returns>
        public Object CreateLine(string Xname, string Yname, bool IfExportToFile, bool If3D)
        {
            OWC11.ChartSpace objCSpace = new OWC11.ChartSpaceClass();//创建ChartSpace对象来放置图表   
            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OWC11.ChartChartTypeEnum枚举值得到
            if (If3D == true)
                objChart.Type = OWC11.ChartChartTypeEnum.chChartTypeLine3D;
            else
                objChart.Type = OWC11.ChartChartTypeEnum.chChartTypeLine;

            //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  = 145;//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 ： " + Xname + "";
            objChart.Axes[1].HasTitle = true;
            objChart.Axes[1].Title.Caption = "Y ： " + Yname + "";

            //添加一个series
            OWC11.ChSeries ThisChSeries = objChart.SeriesCollection.Add(0);

            //给定series的名字
            ThisChSeries.SetData(OWC11.ChartDimensionsEnum.chDimSeriesNames,
                OWC11.ChartSpecialDataSourcesEnum.chDataLiteral.GetHashCode(), SeriesName);
            //给定分类
            ThisChSeries.SetData(OWC11.ChartDimensionsEnum.chDimCategories,
                OWC11.ChartSpecialDataSourcesEnum.chDataLiteral.GetHashCode(), strCategory);
            //给定值
            ThisChSeries.SetData(OWC11.ChartDimensionsEnum.chDimValues,
                OWC11.ChartSpecialDataSourcesEnum.chDataLiteral.GetHashCode(), strValue);

            OWC11.ChDataLabels dl = objChart.SeriesCollection[0].DataLabelsCollection.Add();
            dl.HasValue = true;
            //          dl.Position=OWC11.ChartDataLabelPositionEnum.chLabelPositionOutsideEnd;

            //            string filename=DateTime.Now.ToString("yyyyMMddHHmmssff")+".gif";

            if (IfExportToFile == true)
            {
                string filename = "temp.gif";
                string strAbsolutePath = _phaysicalimagepath + "\\" + filename;
                objCSpace.ExportPicture(strAbsolutePath, "GIF", _picwidth, _pichight); //输出成GIF文件.

                return filename;
            }
            else
            {
                string tmp = "Tmp";
                objCSpace.ExportPicture(tmp, "GIF", _picwidth, _pichight);
                Bitmap bm = new Bitmap(tmp, true);

                return bm;
            }
        }

        #endregion
        #region 条形图(横向)

        /// <summary>
        /// 条形图(横向)
        /// </summary>
        /// <param name="Xname"></param>
        /// <param name="Yname"></param>
        /// <param name="IfExportToFile"></param>
        /// <returns></returns>
        public Object CreateBar(string Xname, string Yname, bool IfExportToFile, bool If3D)
        {
            OWC11.ChartSpace objCSpace = new OWC11.ChartSpaceClass();//创建ChartSpace对象来放置图表   
            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
            if (If3D == true)
                objChart.Type = OWC11.ChartChartTypeEnum.chChartTypeBarClustered3D;
            else
                objChart.Type = 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  = 145;//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 ： " + Xname + "";
            objChart.Axes[1].HasTitle = true;
            objChart.Axes[1].Title.Caption = "Y ： " + Yname + "";

            //添加一个series
            OWC11.ChSeries ThisChSeries = objChart.SeriesCollection.Add(0);

            //给定series的名字
            ThisChSeries.SetData(OWC11.ChartDimensionsEnum.chDimSeriesNames,
                OWC11.ChartSpecialDataSourcesEnum.chDataLiteral.GetHashCode(), SeriesName);
            //给定分类
            ThisChSeries.SetData(OWC11.ChartDimensionsEnum.chDimCategories,
                OWC11.ChartSpecialDataSourcesEnum.chDataLiteral.GetHashCode(), strCategory);
            //给定值
            ThisChSeries.SetData(OWC11.ChartDimensionsEnum.chDimValues,
                OWC11.ChartSpecialDataSourcesEnum.chDataLiteral.GetHashCode(), strValue);

            OWC11.ChDataLabels dl = objChart.SeriesCollection[0].DataLabelsCollection.Add();
            dl.HasValue = true;
            //          dl.Position=OWC11.ChartDataLabelPositionEnum.chLabelPositionOutsideEnd;    

            //            string filename=DateTime.Now.ToString("yyyyMMddHHmmssff")+".gif";

            if (IfExportToFile == true)
            {
                string filename = "temp.gif";
                string strAbsolutePath = _phaysicalimagepath + "\\" + filename;
                objCSpace.ExportPicture(strAbsolutePath, "GIF", _picwidth, _pichight); //输出成GIF文件.

                return filename;
            }
            else
            {
                string tmp = "Tmp";
                objCSpace.ExportPicture(tmp, "GIF", _picwidth, _pichight);
                Bitmap bm = new Bitmap(tmp, true);

                return bm;
            }
        }

        #endregion
        #region 饼图

        /// <summary>
        /// 饼图
        /// </summary>
        /// <param name="IfExportToFile"></param>
        /// <returns></returns>
        public Object CreatePie(bool IfExportToFile, bool If3D)
        {
            OWC11.ChartSpace objCSpace = new OWC11.ChartSpaceClass();//创建ChartSpace对象来放置图表   
            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
            if (If3D == true)
                objChart.Type = OWC11.ChartChartTypeEnum.chChartTypePie3D;
            else
                objChart.Type = 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;
            objChart.Title.Font.Bold = true;

            //添加一个series
            OWC11.ChSeries ThisChSeries = objChart.SeriesCollection.Add(0);

            //给定series的名字
            ThisChSeries.SetData(OWC11.ChartDimensionsEnum.chDimSeriesNames,
                OWC11.ChartSpecialDataSourcesEnum.chDataLiteral.GetHashCode(), SeriesName);
            //给定分类
            ThisChSeries.SetData(OWC11.ChartDimensionsEnum.chDimCategories,
                OWC11.ChartSpecialDataSourcesEnum.chDataLiteral.GetHashCode(), strCategory);
            //给定值
            ThisChSeries.SetData(OWC11.ChartDimensionsEnum.chDimValues,
                OWC11.ChartSpecialDataSourcesEnum.chDataLiteral.GetHashCode(), strValue);

            //表示系列或趋势线上的单个数据标志
            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=OWC11.ChartDataLabelPositionEnum.chLabelPositionRight;

            //            string filename=DateTime.Now.Ticks.ToString()+".gif"; 

            if (IfExportToFile == true)
            {
                string filename = "temp.gif";
                string strAbsolutePath = _phaysicalimagepath + "\\" + filename;
                objCSpace.ExportPicture(strAbsolutePath, "GIF", _picwidth, _pichight); //输出成GIF文件.

                return filename;
            }
            else
            {
                string tmp = "Tmp";
                objCSpace.ExportPicture(tmp, "GIF", _picwidth, _pichight);
                Bitmap bm = new Bitmap(tmp, true);

                return bm;
            }
        }

        #endregion
    }
}