BaseChartIndicatorPainter

StockSharp.Xaml.Charting.IndicatorPainters

The indicator renderer base class on the chart (for example, lines, histograms, etc.).

Implements: IChartIndicatorPainter, IAsyncPersistable

Properties

Element

public IChartIndicatorElement Element { get; private set; }

value = baseChartIndicatorPainter.Element
baseChartIndicatorPainter.Element = value

The chart element representing the indicator.

InnerElements

public IReadOnlyList<IChartElement> InnerElements { get; }

value = baseChartIndicatorPainter.InnerElements

Child elements.

IsAttached

protected bool IsAttached { get; }

value = baseChartIndicatorPainter.IsAttached

Whether this painter is currently attached to chart element.

Methods

AddChildElement

protected void AddChildElement(IChartElement element)

baseChartIndicatorPainter.AddChildElement(element)

Add inner chart element.

element: Element.

Draw

public virtual bool Draw(IChartDrawData data)

result = baseChartIndicatorPainter.Draw(data)

To process the new data.

data: New data.

Returns: if the data was successfully drawn, otherwise, returns .

DrawValues

protected bool DrawValues(IList<IndicatorData> vals, IChartElement element, Func<IndicatorData, double> getValue)

result = baseChartIndicatorPainter.DrawValues(vals, element, getValue)

Draw indicator values using value getter.

vals: Values.
element: Element.
getValue: Converter.

Returns: if the data was successfully drawn, otherwise, returns .

DrawValues

protected bool DrawValues(IList<IndicatorData> vals, IChartElement element)

result = baseChartIndicatorPainter.DrawValues(vals, element)

Draw indicator single double values.

vals: Values.
element: Element.

Returns: if the data was successfully drawn, otherwise, returns .

DrawValues

protected bool DrawValues(IList<IndicatorData> vals1, IList<IndicatorData> vals2, IChartElement element)

result = baseChartIndicatorPainter.DrawValues(vals1, vals2, element)

Draw indicator band values (2 doubles).

vals1: Values 1.
vals2: Values 2.
element: Element.

Returns: if the data was successfully drawn, otherwise, returns .

DrawValues

protected bool DrawValues(IList<IndicatorData> vals1, IList<IndicatorData> vals2, IChartElement element, Func<double, double, double> op)

result = baseChartIndicatorPainter.DrawValues(vals1, vals2, element, op)

Draw indicator converting from 2 doubles to one with converter.

vals1: Values 1.
vals2: Values 2.
element: Element.
op: Operation.

Returns: if the data was successfully drawn, otherwise, returns .

LoadAsync

public virtual Task LoadAsync(SettingsStorage storage, CancellationToken cancellationToken)

result = baseChartIndicatorPainter.LoadAsync(storage, cancellationToken)

Load settings.

storage: Settings storage.
cancellationToken: CancellationToken

Returns: Task

OnAttached

public void OnAttached(IChartIndicatorElement element)

baseChartIndicatorPainter.OnAttached(element)

Called when this painter is attached to chart indicator element.

OnDetached

public void OnDetached()

baseChartIndicatorPainter.OnDetached()

Called when this painter is detached from chart indicator element.

OnDraw

protected abstract bool OnDraw(TIndicator indicator, IDictionary<IIndicator, IList<IndicatorData>> data)

result = baseChartIndicatorPainter.OnDraw(indicator, data)

Draw values on chart.

indicator: Indicator.
data: Indicator values to draw on chart.

Returns: if the data was successfully drawn, otherwise, returns .

RemoveChildElement

protected void RemoveChildElement(IChartElement element)

baseChartIndicatorPainter.RemoveChildElement(element)

Remove inner chart element.

element: Element.

Reset

public virtual void Reset()

baseChartIndicatorPainter.Reset()

To reset painter child elements.

SaveAsync

public virtual Task SaveAsync(SettingsStorage storage, CancellationToken cancellationToken)

result = baseChartIndicatorPainter.SaveAsync(storage, cancellationToken)

Save settings.

storage: Settings storage.
cancellationToken: CancellationToken

Returns: Task