Class: HsiCourseNeedle<P>

A course needle for an HSI.

The course needle recognizes a total of four separate active NAV sources: two of type NAV (radio) and two of type GPS. A CSS class is added to the needle's root element (e.g. hsi-course-needle-nav1) based on which source is currently active.

Type parameters

Name	Type
P	extends HsiCourseNeedleProps = HsiCourseNeedleProps

Hierarchy

• DisplayComponent<P>

  ↳ HsiCourseNeedle

  ↳↳ HsiActiveNavNeedle

Constructors

constructor

• new HsiCourseNeedle<P>(props): HsiCourseNeedle<P>

Creates an instance of a DisplayComponent.

Type parameters

Name	Type
P	extends HsiCourseNeedleProps = HsiCourseNeedleProps

Parameters

Name	Type	Description
props	P	The propertis of the component.

Returns

HsiCourseNeedle<P>

Inherited from

DisplayComponent<P>.constructor

Defined in

src/sdk/components/FSComponent.ts:73

Properties

context

• Optional context: [] = undefined

The context on this component, if any.

Inherited from

DisplayComponent.context

Defined in

src/sdk/components/FSComponent.ts:64

---

contextType

• Optional Readonly contextType: readonly [] = undefined

The type of context for this component, if any.

Inherited from

DisplayComponent.contextType

Defined in

src/sdk/components/FSComponent.ts:67

---

props

• props: P & ComponentProps

The properties of the component.

Inherited from

DisplayComponent.props

Defined in

src/sdk/components/FSComponent.ts:61

Methods

destroy

▸ destroy(): void

Returns

void

Inherit Doc

Overrides

DisplayComponent.destroy

Defined in

src/workingtitle-instruments-g3x-touch/html_ui/Pages/VCockpit/Instruments/NavSystems/G3XTouch/PFD/Components/HSI/HsiCourseNeedle.tsx:166

---

getContext

▸ getContext(context): never

Gets a context data subscription from the context collection.

Parameters

Name	Type	Description
context	never	The context to get the subscription for.

Returns

never

The requested context.

Throws

An error if no data for the specified context type could be found.

Inherited from

DisplayComponent.getContext

Defined in

src/sdk/components/FSComponent.ts:106

---

getRootCssClass

▸ getRootCssClass(): string

Gets the CSS class(es) to apply to this needle's root element.

Returns

string

The CSS class(es) to apply to this needle's root element.

Defined in

src/workingtitle-instruments-g3x-touch/html_ui/Pages/VCockpit/Instruments/NavSystems/G3XTouch/PFD/Components/HSI/HsiCourseNeedle.tsx:151

---

onAfterRender

▸ onAfterRender(): void

Returns

void

Inherit Doc

Overrides

DisplayComponent.onAfterRender

Defined in

src/workingtitle-instruments-g3x-touch/html_ui/Pages/VCockpit/Instruments/NavSystems/G3XTouch/PFD/Components/HSI/HsiCourseNeedle.tsx:66

---

onBeforeRender

▸ onBeforeRender(): void

A callback that is called before the component is rendered.

Returns

void

Inherited from

DisplayComponent.onBeforeRender

Defined in

src/sdk/components/FSComponent.ts:80

---

render

▸ render(): VNode

Returns

VNode

Inherit Doc

Overrides

DisplayComponent.render

Defined in

src/workingtitle-instruments-g3x-touch/html_ui/Pages/VCockpit/Instruments/NavSystems/G3XTouch/PFD/Components/HSI/HsiCourseNeedle.tsx:135

---

renderNeedle

▸ renderNeedle(course, deviation, toFrom): VNode

Renders a needle.

Parameters

Name	Type
course	Subscribable<null | number>
deviation	Subscribable<null | number>
toFrom	Subscribable<null | VorToFrom>

Returns

VNode

A needle, as a VNode.

Defined in

src/workingtitle-instruments-g3x-touch/html_ui/Pages/VCockpit/Instruments/NavSystems/G3XTouch/PFD/Components/HSI/HsiCourseNeedle.tsx:159