/// <summary>
/// 数据部分转成js代码
/// </summary>
/// <param name="series"></param>
/// <returns></returns>
private string SeriesDataToString(ChartsSeries series)
{
string seriesdata = "{ name: '" + series.SeriesName + "',data:[";
foreach (var item in series.SeriesData)
{
seriesdata += "['" + item.Key + "'," + item.Value + "],";
}
seriesdata = seriesdata.TrimEnd(',');
seriesdata += "] }";
return(seriesdata);
}
public override void DataBind()
{
if (string.IsNullOrEmpty(DataKey) || string.IsNullOrEmpty(DataValue))
{
return;
}
if (DataSource != null)
{
System.Type type = DataSource.GetType();
if (type.Name.Equals("DataTable"))
{
DataTable dt = (DataTable)DataSource;
if (dt.Rows.Count <= 0)
{
return;
}
if (dt.Columns.Contains(DataKey) && dt.Columns.Contains(DataValue))
{
var dic = new Dictionary <object, object>();
foreach (DataRow r in dt.Rows)
{
dic.Add(r[DataKey], r[DataValue]);
}
Series = new ChartsSeries {
SeriesName = DataName, SeriesData = dic
};
}
}
if (type.Name.Equals("DataSet"))
{
DataSet ds = (DataSet)DataSource;
if (ds.Tables.Count <= 0)
{
return;
}
var list = new List <ChartsSeries>();
for (int i = 0; i < ds.Tables.Count; i++)
{
DataTable dt = ds.Tables[i];
if (dt.Rows.Count <= 0)
{
continue;
}
if (dt.Columns.Contains(DataKey) && dt.Columns.Contains(DataValue))
{
var dic = new Dictionary <object, object>();
foreach (DataRow r in dt.Rows)
{
dic.Add(r[DataKey], r[DataValue]);
}
ChartsSeries cs = new ChartsSeries {
SeriesName = GetDataName(i), SeriesData = dic
};
list.Add(cs);
}
}
SeriesList = list;
}
}
}
