public static void BindHistoryVolAndAmountDatas(ChartAEx chart, CTable dataSource, int[] fields, List <SecurityData> historyDatas)
{
dataSource.Clear();
int size = (int)historyDatas.Count;;
dataSource.SetRowsCapacity(size + 10);
dataSource.SetRowsGrowStep(100);
int columnsCount = dataSource.ColumnsCount;
for (int i = 0; i < size; i++)
{
SecurityData securityData = historyDatas[i];
double[] ary = new double[columnsCount];
ary[0] = securityData.m_volume;
ary[1] = securityData.m_amount;
dataSource.AddRow((double)securityData.m_date, ary, columnsCount);
}
}
/// <summary>
/// 计算指标
/// </summary>
/// <param name="id">指标ID</param>
/// <param name="code">代码</param>
/// <returns>返回数据</returns>
public static Dictionary <String, double> CalculateIndicatorExtern(int id, String code)
{
Dictionary <String, double> list = new Dictionary <String, double>();
if (m_indicators.ContainsKey(id) &&
SecurityService.m_historyDatas.ContainsKey(code) &&
SecurityService.m_latestDatas.ContainsKey(code))
{
CIndicator indicator = m_indicators[id];
List <CIndicator> indicators = new List <CIndicator>();
indicators.Add(indicator);
List <SecurityData> datas = new List <SecurityData>();
List <SecurityData> oldSecurityDatas = SecurityService.m_historyDatas[code];
int oldSecurityDatasSize = oldSecurityDatas.Count;
for (int i = 0; i < oldSecurityDatasSize; i++)
{
datas.Add(oldSecurityDatas[i]);
}
SecurityLatestData latestData = SecurityService.m_latestDatas[code];
SecurityData newData = new SecurityData();
StockService.GetSecurityData(latestData, latestData.m_lastClose, 1440, 1, ref newData);
datas.Add(newData);
CTable dataSource = indicator.DataSource;
int[] fields = new int[] { KeyFields.CLOSE_INDEX, KeyFields.HIGH_INDEX, KeyFields.LOW_INDEX, KeyFields.OPEN_INDEX, KeyFields.VOL_INDEX, KeyFields.AMOUNT_INDEX };
SecurityDataHelper.BindHistoryDatas(m_chart, dataSource, indicators, fields, datas);
datas.Clear();
int rowsCount = dataSource.RowsCount;
int variablesSize = indicator.MainVariables.Count;
if (rowsCount > 0)
{
foreach (String name in indicator.MainVariables.Keys)
{
int field = indicator.MainVariables[name];
double value = dataSource.Get2(rowsCount - 1, field);
list[name] = value;
}
}
dataSource.Clear();
}
return(list);
}
public static void BindHistoryDatas(ChartAEx chart, CTable dataSource, List <CIndicator> indicators, int[] fields, List <SecurityData> historyDatas)
{
dataSource.Clear();
int sizeData = (int)historyDatas.Count;
if (sizeData > 0)
{
dataSource.SetRowsCapacity(sizeData + 10);
dataSource.SetRowsGrowStep(100);
int columnsCount = dataSource.ColumnsCount;
for (int i = 0; i < sizeData; i++)
{
SecurityData securityData = historyDatas[i];
if (dataSource == chart.DataSource)
{
if (securityData.m_close > 0)
{
InsertData(chart, dataSource, fields, securityData);
}
}
else
{
double[] ary = new double[columnsCount];
ary[0] = securityData.m_close;
ary[1] = securityData.m_high;
ary[2] = securityData.m_low;
ary[3] = securityData.m_open;
ary[4] = securityData.m_volume;
ary[5] = securityData.m_amount;
ary[6] = securityData.m_avgPrice;
dataSource.AddRow((double)securityData.m_date, ary, columnsCount);
}
}
int indicatorsSize = (int)indicators.Count;
for (int i = 0; i < indicatorsSize; i++)
{
indicators[i].OnCalculate(0);
}
}
}
/// <summary>
/// 绑定历史数据
/// </summary>
/// <param name="chart">股票控件</param>
/// <param name="dataSource">数据源</param>
/// <param name="indicators">指标</param>
/// <param name="fields">字段</param>
/// <param name="historyDatas">历史数据</param>
public static void BindHistoryDatas(ChartA chart, CTable dataSource, List <CIndicator> indicators, int[] fields, List <SecurityData> historyDatas)
{
dataSource.Clear();
int size = historyDatas.Count;
dataSource.SetRowsCapacity(size + 10);
dataSource.SetRowsGrowStep(100);
int columnsCount = dataSource.ColumnsCount;
for (int i = 0; i < size; i++)
{
SecurityData securityData = historyDatas[i];
if (dataSource == chart.DataSource)
{
InsertData(chart, dataSource, fields, securityData);
}
else
{
double[] ary = new double[columnsCount];
ary[0] = securityData.m_close;
ary[1] = securityData.m_high;
ary[2] = securityData.m_low;
ary[3] = securityData.m_open;
ary[4] = securityData.m_volume;
for (int j = 5; j < columnsCount; j++)
{
ary[j] = double.NaN;
}
dataSource.AddRow(securityData.m_date, ary, columnsCount);
}
}
int indicatorsSize = indicators.Count;
for (int i = 0; i < indicatorsSize; i++)
{
indicators[i].OnCalculate(0);
}
}