/// <summary>
/// 创建指标
/// </summary>
/// <param name="id">编号</param>
/// <param name="script">脚本</param>
/// <param name="xml">XML</param>
/// <returns>指标</returns>
public static FCScript createIndicator(String id, String script, FCUIXml xml)
{
FCScript indicator = new FCScript();
indicator.Name = id;
FCDataTable table = new FCDataTable();
indicator.DataSource = table;
NFunctionBase.addFunctions(indicator);
NFunctionUI.addFunctions(indicator, xml);
NFunctionWin.addFunctions(indicator);
int index = STARTINDEX;
String[] functions = FUNCTIONS.Split(new String[] { "," }, StringSplitOptions.RemoveEmptyEntries);
int functionsSize = functions.Length;
for (int i = 0; i < functionsSize; i++)
{
indicator.addFunction(new NFunctionEx(indicator, index + i, functions[i], xml));
}
indicator.Script = script;
table.addColumn(0);
table.set(0, 0, 0);
indicator.onCalculate(0);
return(indicator);
}
/// <summary>
/// 插入数据
/// </summary>
/// <param name="chart">证券控件</param>
/// <param name="dataSource">数据源</param>
/// <param name="fields">字段</param>
/// <param name="securityData">证券数据</param>
/// <returns>索引</returns>
public static int insertData(FCChart chart, FCDataTable dataSource, int[] fields, SecurityData securityData)
{
double close = securityData.m_close, high = securityData.m_high, low = securityData.m_low, open = securityData.m_open, avgPrice = securityData.m_avgPrice, volume = securityData.m_volume, amount = securityData.m_amount;
if (volume > 0 || close > 0)
{
if (high == 0)
{
high = close;
}
if (low == 0)
{
low = close;
}
if (open == 0)
{
open = close;
}
if (avgPrice == 0)
{
avgPrice = double.NaN;
}
}
else
{
close = double.NaN;
high = double.NaN;
low = double.NaN;
open = double.NaN;
volume = double.NaN;
amount = double.NaN;
avgPrice = double.NaN;
}
double date = securityData.m_date;
dataSource.set(date, fields[4], volume);
int index = dataSource.getRowIndex(date);
dataSource.set2(index, fields[0], close);
dataSource.set2(index, fields[1], high);
dataSource.set2(index, fields[2], low);
dataSource.set2(index, fields[3], open);
dataSource.set2(index, fields[5], volume);
dataSource.set2(index, fields[6], avgPrice);
return(index);
}
/// <summary>
/// 创建指标
/// </summary>
/// <param name="native">方法库</param>
/// <param name="script">脚本</param>
/// <returns>指标</returns>
public static FCScript CreateScript(String script, FCNative native)
{
FCScript indicator = new FCScript();
FCDataTable table = new FCDataTable();
indicator.DataSource = table;
CFunctionBase.addFunctions(indicator);
CFunctionHttp.addFunctions(indicator);
int index = STARTINDEX;
string[] functions = FUNCTIONS.Split(new string[] { "," }, StringSplitOptions.RemoveEmptyEntries);
int functionsSize = functions.Length;
for (int i = 0; i < functionsSize; i++)
{
indicator.addFunction(new CFunctionEx(indicator, index + i, functions[i], native));
}
indicator.Script = script;
table.addColumn(0);
table.set(0, 0, 0);
indicator.onCalculate(0);
return(indicator);
}