Abstract Class: HsiCourseNeedle<P>

Defined in: src/workingtitle-instruments-g3x-touch/html_ui/PFD/Components/HSI/HsiCourseNeedle.tsx:35

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.

Extends

• DisplayComponent<P>

Extended by

• HsiActiveNavNeedle

Type Parameters

Type Parameter	Default type
P extends HsiCourseNeedleProps	HsiCourseNeedleProps

Constructors

Constructor

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

Defined in: src/sdk/components/FSComponent.ts:73

Creates an instance of a DisplayComponent.

Parameters

Parameter	Type	Description
props	P	The propertis of the component.

Returns

HsiCourseNeedle<P>

Inherited from

DisplayComponent.constructor

Properties

context?

optional context: [] = undefined

Defined in: src/sdk/components/FSComponent.ts:64

The context on this component, if any.

Inherited from

DisplayComponent.context

---

contextType?

readonly optional contextType: readonly [] = undefined

Defined in: src/sdk/components/FSComponent.ts:67

The type of context for this component, if any.

Inherited from

DisplayComponent.contextType

---

props

props: P & ComponentProps

Defined in: src/sdk/components/FSComponent.ts:61

The properties of the component.

Inherited from

DisplayComponent.props

Methods

destroy()

destroy(): void

Defined in: src/workingtitle-instruments-g3x-touch/html_ui/PFD/Components/HSI/HsiCourseNeedle.tsx:166

Destroys this component.

Returns

void

Overrides

DisplayComponent.destroy

---

getContext()

protected getContext(context): never

Defined in: src/sdk/components/FSComponent.ts:106

Gets a context data subscription from the context collection.

Parameters

Parameter	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

---

getRootCssClass()

protected getRootCssClass(): string

Defined in: src/workingtitle-instruments-g3x-touch/html_ui/PFD/Components/HSI/HsiCourseNeedle.tsx:151

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.

---

onAfterRender()

onAfterRender(): void

Defined in: src/workingtitle-instruments-g3x-touch/html_ui/PFD/Components/HSI/HsiCourseNeedle.tsx:66

A callback that is called after the component is rendered.

Returns

void

Overrides

DisplayComponent.onAfterRender

---

onBeforeRender()

onBeforeRender(): void

Defined in: src/sdk/components/FSComponent.ts:80

A callback that is called before the component is rendered.

Returns

void

Inherited from

DisplayComponent.onBeforeRender

---

render()

render(): VNode

Defined in: src/workingtitle-instruments-g3x-touch/html_ui/PFD/Components/HSI/HsiCourseNeedle.tsx:135

Renders the component.

Returns

VNode

A JSX element to be rendered.

Overrides

DisplayComponent.render

---

renderNeedle()

abstract protected renderNeedle(course, deviation, toFrom): VNode

Defined in: src/workingtitle-instruments-g3x-touch/html_ui/PFD/Components/HSI/HsiCourseNeedle.tsx:159

Renders a needle.

Parameters

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

Returns

VNode

A needle, as a VNode.