Class DonchianChannels

Donchian Channels consist of three lines: an upper band based on the highest High values, a lower band based on the lowest Low values, and a middle band marking the midrange of the other bands. Donchian Channels are used to identify bullish and bearish extremes.

Hierarchy

IndicatorBase
- DonchianChannels

Index

Constructors

Methods

dispose getName setFillColor setFillEnabled setLineWidth setLowerLineColor setMidLineColor setName setOffset setPeriodCount setUpperLineColor setValueLabelType setVisible

Constructors

constructor

new DonchianChannels(priceChart, chart, highValues, lowValues, periodCount): DonchianChannels
Parameters
- priceChart: TradingChart
- chart: ChartXY<UIBackground>
- highValues: number[]
- lowValues: number[]
- periodCount: number
Returns DonchianChannels

Overrides IndicatorBase.constructor

Methods

dispose

dispose(): void
Disposes the indicator.

Returns void

Overrides IndicatorBase.dispose

getName

getName(): string
Gets the indicator name.

Returns string
The indicator name.

Inherited from IndicatorBase.getName

setFillColor

setFillColor(newColor): void
Sets the fill color of the area between the upper and lower bands.
Parameters
- newColor: string
  
  New line color as string, should be in HEX format e.g. #FFFFFF.
Returns void

setFillEnabled

setFillEnabled(fillEnabled): void
Sets whether the area between the upper and lower bands should be colored. Use setFillColor() -method to modify the fill color.
Parameters
- fillEnabled: boolean
  
  Set true to enable coloring.
Returns void

setLineWidth

setLineWidth(newWidth): void
Sets the width of all the indicator lines.
Parameters
- newWidth: number
  
  New line width.
Returns void

setLowerLineColor

setLowerLineColor(newColor): void
Sets the color of the lower channel line.
Parameters
- newColor: string
  
  New line color as string, should be in HEX format e.g. #FFFFFF.
Returns void

setMidLineColor

setMidLineColor(newColor): void
Sets the color of the middle line.
Parameters
- newColor: string
  
  New line color as string, should be in HEX format e.g. #FFFFFF.
Returns void

setName

setName(name): void
Sets the name of the indicator.
Parameters
- name: string
  
  New indicator name.
Returns void

Inherited from IndicatorBase.setName

setOffset

setOffset(newOffset): void
Moves the indicator from its calculated position forward or backward.
Parameters
- newOffset: number
  
  New offset value.
Returns void

setPeriodCount

setPeriodCount(newPeriodCount): void
Sets the number of time periods (n) used to calculate the indicator.
Parameters
- newPeriodCount: number
  
  New period count.
Returns void

setUpperLineColor

setUpperLineColor(newColor): void
Sets the color of the upper channel line.
Parameters
- newColor: string
  
  New line color as string, should be in HEX format e.g. #FFFFFF.
Returns void

setValueLabelType

setValueLabelType(labelType): void
Sets the type of the indicator's value label(s).
Parameters
- labelType: ValueLabelType
  
  Value label type.
Returns void

setVisible

setVisible(visible): void
Sets the visibility of the indicator. Hiding the indicator via setVisible(false) does not remove it. Use dispose() to delete any indicator.
Parameters
- visible: boolean
  
  Visibility of the indicator.
Returns void