/// <summary>
/// Generates <paramref name="size"/> indicators by calling <paramref name="indicatorFactory"/>.
/// </summary>
/// <param name="size">How many indicators to initialize.</param>
/// <param name="indicatorFactory">Factory that uses the passed index to initialize an Indicator.</param>
/// <returns>All indicators created.</returns>
public static IUpdatable[] Factory(int size, IndicatorFactoryHandler indicatorFactory)
{
return(Enumerable.Range(0, size).Select(i => indicatorFactory(i)).ToArray());
}
/// <summary>
/// Generates indicators for every <paramref name="indices"/> by calling <paramref name="indicatorFactory"/>.
/// </summary>
/// <param name="indices">The index to use to call <paramref name="indicatorFactory"/>.</param>
/// <param name="indicatorFactory">Factory that uses the passed index to initialize an Indicator.</param>
/// <returns>All indicators created.</returns>
public static IUpdatable[] Factory(IEnumerable <int> indices, IndicatorFactoryHandler indicatorFactory)
{
return(indices.Select(i => indicatorFactory(i)).ToArray());
}
/// <summary>
/// Concatenates when any of <see cref="IUpdatable"/> are updated for every n <paramref name="interval"/>.
/// </summary>
/// <param name="name">Name of the cruncher for debugging purposes.</param>
/// <param name="interval">The interval for how many fires must any of <paramref name="updatables"/> trigger <see cref="IUpdatable.Updated"/> in order to trigger IndicatorRow's update event.</param>
/// <param name="properties">
/// How many properties all of the <paramref name="updatables"/> emit.
/// this can be less than their minimal properties.
/// e.g. if <paramref name="updatables"/> emit <see cref="BarValue"/> (4 properties), selecting 1 will take only <see cref="BarValue.Close"/>.
/// </param>
/// <param name="factory">A factory to initialize new indicators using <paramref name="indices"/>.</param>
/// <param name="indices">The index to use to call <paramref name="factory"/>.</param>
/// <returns>A new cruncher configured.</returns>
public static Concat OnEveryUpdate(IEnumerable <int> indices, IndicatorFactoryHandler factory, int interval = 1, int properties = 1, string name = null)
{
return(BindToConcatenatingList(Concat.OnEveryUpdate(Factory(indices, factory), interval, properties, name)));
}
/// <summary>
/// Concatenates <paramref name="updatables"/> whenever <paramref name="crunchTriggers"/> is updated for n <paramref name="interval"/> times.
/// </summary>
/// <param name="name">Name of the cruncher for debugging purposes.</param>
/// <param name="crunchTriggers">The <see cref="IUpdatable"/>s to observe for fires of <see cref="IUpdatable.Updated"/>.</param>
/// <param name="interval">The interval for how many fires must <paramref name="crunchTriggers"/> trigger <see cref="IUpdatable.Updated"/> in order to trigger IndicatorRow's update event.</param>
/// <param name="properties">
/// How many properties all of the <paramref name="updatables"/> emit.
/// this can be less than their minimal properties.
/// e.g. if <paramref name="updatables"/> emit <see cref="BarValue"/> (4 properties), selecting 1 will take only <see cref="BarValue.Close"/>.
/// </param>
/// <param name="indices">The index to use to call <paramref name="factory"/>.</param>
/// <param name="factory">A factory to initialize new indicators using <paramref name="indices"/>.</param>
/// <param name="triggerMustBeReady">Does <paramref name="crunchTriggers"/> must be ready to trigger IndicatorRow's update event? By default </param>
/// <returns>A new cruncher configured.</returns>
public static Concat OnSpecificUpdate(IEnumerable <int> indices, IndicatorFactoryHandler factory, IUpdatable[] crunchTriggers, int interval = 1, int properties = 1, string name = null, bool[] triggerMustBeReady = null)
{
return(BindToConcatenatingList(Concat.OnSpecificUpdate(Factory(indices, factory), crunchTriggers, interval, properties, name, triggerMustBeReady)));
}
/// <summary>
/// Concatenates <paramref name="updatables"/> whenever <paramref name="crunchTrigger"/> is updated for n <paramref name="interval"/> times.
/// </summary>
/// <param name="name">Name of the cruncher for debugging purposes.</param>
/// <param name="crunchTrigger">The <see cref="IUpdatable"/> to observe for fires of <see cref="IUpdatable.Updated"/>.</param>
/// <param name="interval">The interval for how many fires must <paramref name="crunchTrigger"/> trigger <see cref="IUpdatable.Updated"/> in order to trigger IndicatorRow's update event.</param>
/// <param name="properties">
/// How many properties all of the <paramref name="updatables"/> emit.
/// this can be less than their minimal properties.
/// e.g. if <paramref name="updatables"/> emit <see cref="BarValue"/> (4 properties), selecting 1 will take only <see cref="BarValue.Close"/>.
/// </param>
/// <param name="size">How many indicators will be initialized via <paramref name="factory"/>.</param>
/// <param name="factory">A factory to initialize new indicators.</param>
/// <param name="triggerMustBeReady">Does <paramref name="crunchTrigger"/> must be ready to trigger IndicatorRow's update event?</param>
/// <returns>A new cruncher configured.</returns>
public static Concat OnSpecificUpdate(int size, IndicatorFactoryHandler factory, IUpdatable crunchTrigger, int interval = 1, int properties = 1, string name = null, bool triggerMustBeReady = true)
{
return(BindToConcatenatingList(Concat.OnSpecificUpdate(Factory(size, factory), crunchTrigger, interval, properties, name, triggerMustBeReady)));
}
