(1)時間軸代碼
TradingDateTimeAxis la = new TradingDateTimeAxis(plotSurface2D1.XAxis1);
(2)時間軸需要傳入的數據(重點,本人因爲數據格式問題消耗了大半天時間)
1.dates數組內的數據格式是yyyy-MM-dd HH:mm:ss
2.nplot需要轉換爲時間戳格式
long[] TimCo = new long[Arraysize];
for (int i = 0; i < Arraysize; i++)
{
TimCo[i] = dates[i].Ticks;
}
(2)創建數據表以準備數據傳入
DataTable sourceData = new DataTable();
sourceData.Columns.Add("Time");//年月日
sourceData.Columns.Add("Magnitude");//緯度
for (int i = 0; i < dt.Rows.Count; i++)//逐行向表中加入數據
{
DataRow sourcedr = sourceData.NewRow();
sourcedr["Time"] = TimCo[i]; //
sourcedr["Magnitude"] = yValue[i];
sourceData.Rows.Add(sourcedr);
}
(2)圖形類型
PointPlot pp = new PointPlot();
pp.DataSource = sourceData;//核心代碼,將所對應的點在圖中匯出
pp.AbscissaData = "Time"; //確定x軸的數據 正確的值是什麼?
pp.OrdinateData = "Magnitude"; //確定y軸數據
pp.Marker = new Marker(Marker.MarkerType.None);
pp.Marker.DropLine = true;
pp.Marker.Pen = Pens.DarkSlateGray;
pp.Marker.Filled = false;
plotSurface2D1.Add(pp);