xtrachart數據源顯示不正常,怎么解決?
發表于2019-05-10
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如圖,數據源在2:50分鐘前是0,2:50分鐘后數據正常顯示。
<pre class='brush: csharp'> private Series CreateSeries(string caption, ViewType viewType, DataTable dt, int rowIndex,string sjz)
{
Series series = new Series(caption, viewType);
//DevExpress.XtraCharts.PointSeriesLabel pointSeriesLabel = new PointSeriesLabel();
//pointSeriesLabel.Visible = false;
LineSeriesView lineSeriesView2=new LineSeriesView();
lineSeriesView2.LineMarkerOptions.BorderVisible = false;
lineSeriesView2.LineMarkerOptions.Size = 3;
lineSeriesView2.LineStyle.Thickness = 1;
series.Label.Visible = false;
series.View = lineSeriesView2;
for (int i = 0; i < dt.Rows.Count; i++)
{
DateTime argument =Convert.ToDateTime(dt.Rows[i]["DateTime"].ToString());//參數名稱
double value = Convert.ToDouble(dt.Rows[i][sjz].ToString());//參數值
series.Points.Add(new SeriesPoint(argument.ToString("HH:mm"), value));
}
series.ArgumentScaleType = ScaleType.Qualitative;
return series;
}</pre>
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