114 lines
3.9 KiB
C#
114 lines
3.9 KiB
C#
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namespace BLL
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{
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using System.Collections.Generic;
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using System.Data;
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using System.Web.UI.DataVisualization.Charting;
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/// <summary>
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/// 自定义图形通用类
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/// </summary>
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public static class ChartControlService
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{
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#region 给chart类赋值
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/// <summary>
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/// 给chart类赋值
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/// </summary>
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/// <param name="dt">数据源表值</param>
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/// <param name="title">图标题</param>
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/// <param name="type">图类型</param>
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/// <param name="width">图显示宽度</param>
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/// <param name="height">图显示高度</param>
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/// <param name="isNotEnable3D">是否显示3D效果</param>
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/// <returns>返回图</returns>
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public static Model.DataSourceChart GetDataSourceChart(DataTable dt, string title, string type, int width, int height, bool isNotEnable3D)
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{
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Model.DataSourceChart dataSourceChart = new Model.DataSourceChart
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{
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Width = width,
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Height = height,
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Title = title,
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IsNotEnable3D = isNotEnable3D,
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ChartType = GetChartType(type)
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};
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List<Model.DataSourceTeam> dataSourceTeams = new List<Model.DataSourceTeam>();
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for (int i = 1; i < dt.Columns.Count; i++)
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{
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Model.DataSourceTeam dataSourceTeam = new Model.DataSourceTeam
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{
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DataPointName = dt.Columns[i].ToString()
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};
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List<Model.DataSourcePoint> dataSourcePoints = new List<Model.DataSourcePoint>();
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for (int j = 0; j < dt.Rows.Count; j++)
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{
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Model.DataSourcePoint dataSourcePoint = new Model.DataSourcePoint
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{
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PointText = dt.Rows[j][0].ToString(),
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PointValue = dt.Rows[j][i].ToString()
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};
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dataSourcePoints.Add(dataSourcePoint);
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}
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dataSourceTeam.DataSourcePoints = dataSourcePoints;
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dataSourceTeams.Add(dataSourceTeam);
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}
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dataSourceChart.DataSourceTeams = dataSourceTeams;
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return dataSourceChart;
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}
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/// <summary>
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/// 显示类型
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/// </summary>
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/// <param name="chartType"></param>
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/// <returns></returns>
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public static SeriesChartType GetChartType(string chartType)
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{
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SeriesChartType chart = SeriesChartType.Column;
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if (chartType == "Column")
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{
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chart = SeriesChartType.Column;
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}
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else if (chartType == "Line")
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{
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chart = SeriesChartType.Line;
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}
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else if (chartType == "StackedArea")
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{
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chart = SeriesChartType.StackedArea;
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}
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else if (chartType == "StackedArea100")
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{
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chart = SeriesChartType.StackedArea100;
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}
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else if (chartType == "StepLine")
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{
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chart = SeriesChartType.StepLine;
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}
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else if (chartType == "Spline")
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{
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chart = SeriesChartType.Spline;
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}
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else if (chartType == "Stock")
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{
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chart = SeriesChartType.Stock;
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}
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else if (chartType == "Candlestick")
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{
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chart = SeriesChartType.Candlestick;
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}
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else if (chartType == "Pie")
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{
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chart = SeriesChartType.Pie;
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}
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else if (chartType == "Polar")
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{
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chart = SeriesChartType.Polar;
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}
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else if (chartType == "ErrorBar")
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{
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chart = SeriesChartType.ErrorBar;
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}
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return chart;
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}
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#endregion
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}
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}
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