41 lines
1.3 KiB
TypeScript
41 lines
1.3 KiB
TypeScript
|
/**
|
||
|
|
* Ambient type declarations for leaflet.heat (no @types package available).
|
||
|
|
*
|
||
|
|
* This file must be a MODULE (has a top-level export) so that `declare module 'leaflet'`
|
||
|
|
* is treated as an AUGMENTATION of the existing leaflet types, not a replacement.
|
||
|
|
* Without the export, the `declare module 'leaflet'` block would shadow all of @types/leaflet.
|
||
|
|
*/
|
||
|
|
|
||
|
|
// This empty export makes the file a module, enabling proper augmentation semantics.
|
||
|
|
export {}
|
||
|
|
|
||
|
|
// Augment the 'leaflet' module to add heatLayer and HeatLayer types.
|
||
|
|
declare module 'leaflet' {
|
||
|
|
type HeatLatLngTuple = [number, number] | [number, number, number]
|
||
|
|
|
||
|
|
interface HeatLayerOptions {
|
||
|
|
minOpacity?: number
|
||
|
|
maxZoom?: number
|
||
|
|
max?: number
|
||
|
|
radius?: number
|
||
|
|
blur?: number
|
||
|
|
gradient?: Record<number, string>
|
||
|
|
}
|
||
|
|
|
||
|
|
class HeatLayer extends Layer {
|
||
|
|
setLatLngs(latlngs: HeatLatLngTuple[]): this
|
||
|
|
addLatLng(latlng: HeatLatLngTuple): this
|
||
|
|
setOptions(options: HeatLayerOptions): this
|
||
|
|
redraw(): this
|
||
|
|
}
|
||
|
|
|
||
|
|
function heatLayer(latlngs: HeatLatLngTuple[], options?: HeatLayerOptions): HeatLayer
|
||
|
|
}
|
||
|
|
|
||
|
|
// Declare leaflet.heat as a side-effect-only module.
|
||
|
|
declare module 'leaflet.heat' {
|
||
|
|
// Side-effect: augments the Leaflet global with the heatLayer plugin.
|
||
|
|
const _: undefined
|
||
|
|
export default _
|
||
|
|
}
|