// -----------------------------------------------------------
/// <summary>获取合约最新行情</summary>
/// <param name="instrumentID">合约代码</param>
/// <returns>最新行情，无数据时返回null</returns>
public MD getMarketData(String instrumentID)
{
List <MD> tempList = marketData[instrumentIndex[instrumentID]];
MD result = null;
if (tempList.Count > 0)
{
result = tempList[tempList.Count - 1];
}
tempList = null;
return(result);
}
/// <summary>行情数据返回：更新本地数据</summary>
/// ??根据合约ID 触发对应回调？
private void onRtnDepthMarketData(String[] resStr)
{
MD md = new MD();
md.SetData(resStr);
int index = instrumentIndex[md.InstrumentID];
marketData[index - 1].Add(md);
int thisCount = marketData[index - 1].Count;
long thisVolume = 0;
if (thisCount >= 2)
{
thisVolume = marketData[index - 1][thisCount - 1].Volume - marketData[index - 1][thisCount - 2].Volume;
}
FormTool.DisplayMarketData(md.GetData(thisVolume));
}