private void miTwoIndi_Click(object sender, System.EventArgs e)
{
if (ChartControl.Chart.Areas.Count > 2)
{
ChartControl.Chart[2].Formulas.Clear();
ChartControl.Chart[2].AddFormula("RSI");
ChartControl.Chart[2].AddFormula("VOL");
ChartControl.Chart[2].Bind();
ChartControl.Chart[2].Formulas[1].AxisYIndex = 1;
ChartControl.NeedRebind();
}
}
/// <summary>
/// Load data from yahoo, and start a streaming data thread to update current price.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
// private void miLoadFromYahooStreaming_Click(object sender, System.EventArgs e)
// {
// //Use yahoo data manager as inner data manager
// YahooDataManager ydm = new YahooDataManager();
// ydm.CacheRoot = FormulaHelper.Root+"Cache";
//
// //MemoryDataManager manage stock data in memory,
// //Use AddNewPacket to add streaming data packet to it.
// //Use RemoveSymbol to remove data from memory.
// //It takes an inner data manager, all historical data is from the inner data manager
// MemoryDataManager mdm = new MemoryDataManager(ydm);
//
// //Assign memory data manager to the chart control.
// string s = LoadDataManager(mdm,"MSFT",DataCycle.Day,200);
//
// //Avoid flicker when refresh the chart
// ChartControl.MemoryCrossCursor = true;
//
// //Show 15 days future bar.
// ChartControl.EndTime = DateTime.Today.AddDays(15);
// //Show chart from 8 months ago.
// ChartControl.StartTime = DateTime.Today.AddMonths(-8);
//
// //You can use mdm.AddNewPacket to add a single bar
// //mdm.AddNewPacket(new DataPacket("MSFT",DateTime.Now,25,28,24,26,100000,26));
//
// //dcbStream is a DataClientBase class,
// //It will let you add streaming data to MemoryDataManager in a thread.
// if (dcbStream==null)
// {
// dcbStream = new YahooDataClient();
// //You can use other data client,
// //dcbStream = new ProphetDataClient();
// //dcbStream.Login("...","...");
//
// //When streaming packet arrive, call dcb_OnStreamingData
// dcbStream.OnStreamingData +=new StreamingDataChanged(dcb_OnStreamingData);
// dcbStream.UtcStreamingTime = false;
//
// //Start the download thread
// dcbStream.StartStreaming(s);
// }
// else
// {
// //SetStreamingSymbol will set symbol for downloading
// //You can use AddSymbol for multi-symbols downloading
// dcbStream.SetStreamingSymbol(s);
// }
// }
// private void miText_Click(object sender, System.EventArgs e)
// {
// LoadDataManager(new TextDataManager(),"TEST", DataCycle.Day,200);
// }
// private void miForexText_Click(object sender, System.EventArgs e)
// {
// MemoryDataManager mdm = new MemoryDataManager(new ForexTextDataManager());
// string s = LoadDataManager(mdm,"EURUSD", DataCycle.Parse("Minute15"),150)+"=X";
//
//// if (dcbForex==null)
//// {
//// dcbForex = new YahooDataClient();
//// dcbForex.OnStreamingData+=new StreamingDataChanged(dcb_OnStreamingData);
//// dcbForex.UtcStreamingTime = false;
//// dcbForex.StartStreaming(s);
//// }
//// else dcbForex.SetStreamingSymbol(s);
// }
// private void miLoadBond_Click(object sender, System.EventArgs e)
// {
// LoadDataManager(new BondTextDataManager(),"ZT1", DataCycle.Parse("Minute10"),200);
// }
/// <summary>
/// Refresh the chart when new data streaming data come
/// </summary>
/// <param name="dp"></param>
private void dcb_OnStreamingData(object sender, DataPacket dp)
{
if (dp.Symbol.EndsWith("=X"))
{
dp.Symbol = dp.Symbol.Substring(0, dp.Symbol.Length - 2);
}
if (ChartControl.HistoryDataManager is MemoryDataManager)
{
MemoryDataManager mdm = ChartControl.HistoryDataManager as MemoryDataManager;
//Add streaming data to mdm
mdm.AddNewPacket(dp);
if (ChartControl.Symbol == dp.Symbol)
{
ChartControl.NeedRebind();
}
//GC.Collect(); //Release memory
}
}