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Class: MapSharedCanvasSubLayer<P>

Defined in: src/sdk/components/map/layers/MapSharedCanvasLayer.tsx:171

A sublayer of MapSharedCanvasLayer.

Extends

Extended by

Type Parameters

Type Parameter
P extends MapSharedCanvasSubLayerProps<any>

Constructors

Constructor

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

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

Creates an instance of a DisplayComponent.

Parameters

ParameterTypeDescription
propsPThe propertis of the component.

Returns

MapSharedCanvasSubLayer<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

Accessors

display

Get Signature

get protected display(): MapSharedCanvasInstance

Defined in: src/sdk/components/map/layers/MapSharedCanvasLayer.tsx:196

This sublayer's shared canvas instance.

Throws

Error if this sublayer is not attached.

Returns

MapSharedCanvasInstance


projection

Get Signature

get protected projection(): MapProjection

Defined in: src/sdk/components/map/layers/MapSharedCanvasLayer.tsx:183

This sublayer's map projection.

Throws

Error if this sublayer is not attached.

Returns

MapProjection

Methods

attach()

attach(projection, display): void

Defined in: src/sdk/components/map/layers/MapSharedCanvasLayer.tsx:225

Attaches this sublayer to a parent layer.

Parameters

ParameterTypeDescription
projectionMapProjectionThe map projection used by this sublayer.
displayMapSharedCanvasInstanceThe canvas instance shared by this sublayer.

Returns

void


destroy()

destroy(): void

Defined in: src/sdk/components/FSComponent.ts:98

Destroys this component.

Returns

void

Inherited from

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

ParameterTypeDescription
contextneverThe 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


isAttached()

protected isAttached(): boolean

Defined in: src/sdk/components/map/layers/MapSharedCanvasLayer.tsx:208

Checks whether this sublayer is attached to a parent layer.

Returns

boolean

Whether this sublayer is attached to a parent layer.


isVisible()

protected isVisible(): boolean

Defined in: src/sdk/components/map/layers/MapSharedCanvasLayer.tsx:216

Checks whether this sublayer is visible.

Returns

boolean

Whether this sublayer is visible.


onAfterRender()

onAfterRender(node): void

Defined in: src/sdk/components/FSComponent.ts:87

A callback that is called after the component is rendered.

Parameters

ParameterTypeDescription
nodeVNodeThe component's VNode.

Returns

void

Inherited from

DisplayComponent.onAfterRender


onAttached()

onAttached(): void

Defined in: src/sdk/components/map/layers/MapSharedCanvasLayer.tsx:263

This method is called when this sublayer is attached to its parent layer.

Returns

void


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


onMapProjectionChanged()

onMapProjectionChanged(projection, changeFlags): void

Defined in: src/sdk/components/map/layers/MapSharedCanvasLayer.tsx:287

This method is called when this sublayer's map projection changes.

Parameters

ParameterTypeDescription
projectionMapProjectionThis sublayer's map projection.
changeFlagsnumberThe types of changes made to the projection.

Returns

void


onSleep()

onSleep(): void

Defined in: src/sdk/components/map/layers/MapSharedCanvasLayer.tsx:277

This method is called when this sublayer's parent layer is put to sleep.

Returns

void


onUpdated()

onUpdated(time, elapsed): void

Defined in: src/sdk/components/map/layers/MapSharedCanvasLayer.tsx:310

This method is called once every update cycle after this sublayer's shared canvas instance has had a chance to be invalidated.

Parameters

ParameterTypeDescription
timenumberThe current time as a UNIX timestamp in milliseconds.
elapsednumberThe elapsed time, in milliseconds, since the last update.

Returns

void


onVisibilityChanged()

protected onVisibilityChanged(isVisible): void

Defined in: src/sdk/components/map/layers/MapSharedCanvasLayer.tsx:256

This method is called when this layer's visibility changes.

Parameters

ParameterTypeDescription
isVisiblebooleanWhether the layer is now visible.

Returns

void


onWake()

onWake(): void

Defined in: src/sdk/components/map/layers/MapSharedCanvasLayer.tsx:270

This method is called when this sublayer's parent layer is awakened.

Returns

void


render()

render(): null | VNode

Defined in: src/sdk/components/map/layers/MapSharedCanvasLayer.tsx:315

Renders the component.

Returns

null | VNode

A JSX element to be rendered.

Overrides

DisplayComponent.render


setVisible()

setVisible(val): void

Defined in: src/sdk/components/map/layers/MapSharedCanvasLayer.tsx:240

Sets this sublayer's visibility.

Parameters

ParameterTypeDescription
valbooleanWhether this sublayer should be visible.

Returns

void


shouldInvalidate()

shouldInvalidate(time, elapsed): boolean

Defined in: src/sdk/components/map/layers/MapSharedCanvasLayer.tsx:299

This method is called at the beginning of every update cycle to check whether this sublayer's shared canvas instance should be invalidated. If the canvas is already invalidated, then this method will not be called.

Parameters

ParameterTypeDescription
timenumberThe current time as a UNIX timestamp in milliseconds.
elapsednumberThe elapsed time, in milliseconds, since the last update.

Returns

boolean

Whether this sublayer's shared canvas instance should be invalidated.