//Updated data from the last read/update point
public static int UpdateAnalysisData(commonClass.BaseAnalysisData dataObj)
{
int lastDataIdx = dataObj.priceDataTbl.Count - 1;
DateTime lastDateTime;
if (lastDataIdx < 0)
{
lastDateTime = commonClass.Settings.sysStartDataDate;
}
else
{
lastDateTime = dataObj.priceDataTbl[lastDataIdx].onDate;
}
data.baseDS.priceDataDataTable tbl = GetData_ByTimeScale_Code_FrDate(dataObj.DataTimeScale.Code, dataObj.DataStockCode, lastDateTime);
if (tbl.Count > 0)
{
//Delete the last data because the updated data will include this one.
if (lastDataIdx >= 0)
{
dataObj.priceDataTbl[lastDataIdx].ItemArray = tbl[0].ItemArray;
commonClass.AppLibs.DataConcat(tbl, 1, dataObj.priceDataTbl);
}
else
{
commonClass.AppLibs.DataConcat(tbl, 0, dataObj.priceDataTbl);
}
}
//Update cache
AnalysisDataCache data = new AnalysisDataCache();
data.dataTbl = (data.baseDS.priceDataDataTable)dataObj.priceDataTbl.Copy();
data.firstData = dataObj.FirstDataStartAt;
AddCache(MakeAnalysisDataCacheKey(dataObj), data);
return(dataObj.priceDataTbl.Count - 1 - lastDataIdx);
}
public static bool LoadAnalysisData(commonClass.BaseAnalysisData dataObj)
{
AnalysisDataCache data;
string cacheKey = MakeAnalysisDataCacheKey(dataObj);
object obj = GetCache(cacheKey);
if (obj != null)
{
data = (AnalysisDataCache)obj;
dataObj.priceDataTbl = (data.baseDS.priceDataDataTable)data.dataTbl.Copy();
return(true);
}
using (new PleaseWait())
{
data = new AnalysisDataCache();
int firstData = 0;
data.dataTbl = myClient.GetAnalysis_Data(out firstData, dataObj.DataTimeRange, dataObj.DataTimeScale.Code, dataObj.DataStockCode);
data.firstData = firstData;
AddCache(cacheKey, data);
dataObj.priceDataTbl = (data.baseDS.priceDataDataTable)data.dataTbl.Copy();
dataObj.FirstDataStartAt = firstData;
}
return(true);
}
public static bool LoadAnalysisData(commonClass.BaseAnalysisData dataObj)
{
try
{
AnalysisDataCache data;
string cacheKey = MakeAnalysisDataCacheKey(dataObj);
object obj = GetCache(cacheKey);
if (obj != null)
{
data = (AnalysisDataCache)obj;
dataObj.priceDataTbl = (databases.baseDS.priceDataDataTable)data.dataTbl.Copy();
return true;
}
using (new PleaseWait())
{
lock (myClient)
{
data = new AnalysisDataCache();
int firstData = 0;
DataParams dataParam = new DataParams(dataObj.DataTimeScale.Code, dataObj.DataTimeRange, dataObj.DataMaxCount);
data.dataTbl = myClient.GetAnalysis_Data(out firstData, dataObj.DataStockCode, dataParam);
data.firstData = firstData;
AddCache(cacheKey, data);
dataObj.priceDataTbl = (databases.baseDS.priceDataDataTable)data.dataTbl.Copy();
dataObj.FirstDataStartAt = firstData;
}
}
return true;
}
catch (Exception er)
{
if (OnError != null) OnError(er);
}
return false;
}
//Updated data from the last read/update point
public static int UpdateAnalysisData(commonClass.BaseAnalysisData dataObj)
{
int lastDataIdx = dataObj.priceDataTbl.Count - 1;
DateTime lastDateTime;
if (lastDataIdx < 0) lastDateTime = commonClass.Settings.sysStartDataDate;
else lastDateTime = dataObj.priceDataTbl[lastDataIdx].onDate;
data.baseDS.priceDataDataTable tbl = GetData_ByTimeScale_Code_FrDate(dataObj.DataTimeScale.Code, dataObj.DataStockCode,lastDateTime);
if (tbl.Count > 0)
{
//Delete the last data because the updated data will include this one.
if (lastDataIdx >= 0)
{
dataObj.priceDataTbl[lastDataIdx].ItemArray = tbl[0].ItemArray;
commonClass.AppLibs.DataConcat(tbl, 1, dataObj.priceDataTbl);
}
else commonClass.AppLibs.DataConcat(tbl, 0, dataObj.priceDataTbl);
}
//Update cache
AnalysisDataCache data = new AnalysisDataCache();
data.dataTbl = (data.baseDS.priceDataDataTable)dataObj.priceDataTbl.Copy();
data.firstData = dataObj.FirstDataStartAt;
AddCache(MakeAnalysisDataCacheKey(dataObj), data);
return dataObj.priceDataTbl.Count - 1 - lastDataIdx;
}
public static bool LoadAnalysisData(commonClass.BaseAnalysisData dataObj)
{
AnalysisDataCache data;
string cacheKey = MakeAnalysisDataCacheKey(dataObj);
object obj = GetCache(cacheKey);
if (obj != null)
{
data = (AnalysisDataCache)obj;
dataObj.priceDataTbl = (data.baseDS.priceDataDataTable)data.dataTbl.Copy();
return true;
}
using (new PleaseWait())
{
data = new AnalysisDataCache();
int firstData = 0;
data.dataTbl = myClient.GetAnalysis_Data(out firstData, dataObj.DataTimeRange, dataObj.DataTimeScale.Code, dataObj.DataStockCode);
data.firstData = firstData;
AddCache(cacheKey, data);
dataObj.priceDataTbl = (data.baseDS.priceDataDataTable)data.dataTbl.Copy();
dataObj.FirstDataStartAt = firstData;
}
return true;
}
