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184 lines
6.8 KiB
184 lines
6.8 KiB
export default DataTileSource;
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/**
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* Data tile loading function. The function is called with z, x, and y tile coordinates and
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* returns {@link import ("../DataTile.js").Data data} for a tile or a promise for the same.
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*/
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export type Loader = (arg0: number, arg1: number, arg2: number) => (import("../DataTile.js").Data | Promise<import("../DataTile.js").Data>);
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export type Options = {
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/**
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* Data loader. Called with z, x, and y tile coordinates.
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* Returns {@link import ("../DataTile.js").Data data} for a tile or a promise for the same.
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*/
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loader?: Loader | undefined;
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/**
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* Attributions.
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*/
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attributions?: import("./Source.js").AttributionLike | undefined;
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/**
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* Attributions are collapsible.
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*/
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attributionsCollapsible?: boolean | undefined;
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/**
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* Optional max zoom level. Not used if `tileGrid` is provided.
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*/
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maxZoom?: number | undefined;
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/**
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* Optional min zoom level. Not used if `tileGrid` is provided.
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*/
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minZoom?: number | undefined;
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/**
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* The pixel width and height of the source tiles.
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* This may be different than the rendered pixel size if a `tileGrid` is provided.
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*/
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tileSize?: number | import("../size.js").Size | undefined;
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/**
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* The size in pixels of the gutter around data tiles to ignore.
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* This allows artifacts of rendering at tile edges to be ignored.
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* Supported data should be wider and taller than the tile size by a value of `2 x gutter`.
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*/
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gutter?: number | undefined;
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/**
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* Optional tile grid resolution at level zero. Not used if `tileGrid` is provided.
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*/
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maxResolution?: number | undefined;
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/**
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* Tile projection.
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*/
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projection?: import("../proj.js").ProjectionLike;
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/**
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* Tile grid.
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*/
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tileGrid?: import("../tilegrid/TileGrid.js").default | undefined;
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/**
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* Whether the layer is opaque.
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*/
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opaque?: boolean | undefined;
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/**
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* The source state.
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*/
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state?: import("./Source.js").State | undefined;
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/**
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* Render tiles beyond the antimeridian.
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*/
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wrapX?: boolean | undefined;
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/**
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* Transition time when fading in new tiles (in miliseconds).
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*/
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transition?: number | undefined;
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/**
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* Number of bands represented in the data.
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*/
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bandCount?: number | undefined;
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/**
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* Use interpolated values when resampling. By default,
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* the nearest neighbor is used when resampling.
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*/
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interpolate?: boolean | undefined;
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};
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/**
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* Data tile loading function. The function is called with z, x, and y tile coordinates and
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* returns {@link import("../DataTile.js").Data data} for a tile or a promise for the same.
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* @typedef {function(number, number, number) : (import("../DataTile.js").Data|Promise<import("../DataTile.js").Data>)} Loader
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*/
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/**
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* @typedef {Object} Options
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* @property {Loader} [loader] Data loader. Called with z, x, and y tile coordinates.
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* Returns {@link import("../DataTile.js").Data data} for a tile or a promise for the same.
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* @property {import("./Source.js").AttributionLike} [attributions] Attributions.
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* @property {boolean} [attributionsCollapsible=true] Attributions are collapsible.
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* @property {number} [maxZoom=42] Optional max zoom level. Not used if `tileGrid` is provided.
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* @property {number} [minZoom=0] Optional min zoom level. Not used if `tileGrid` is provided.
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* @property {number|import("../size.js").Size} [tileSize=[256, 256]] The pixel width and height of the source tiles.
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* This may be different than the rendered pixel size if a `tileGrid` is provided.
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* @property {number} [gutter=0] The size in pixels of the gutter around data tiles to ignore.
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* This allows artifacts of rendering at tile edges to be ignored.
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* Supported data should be wider and taller than the tile size by a value of `2 x gutter`.
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* @property {number} [maxResolution] Optional tile grid resolution at level zero. Not used if `tileGrid` is provided.
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* @property {import("../proj.js").ProjectionLike} [projection='EPSG:3857'] Tile projection.
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* @property {import("../tilegrid/TileGrid.js").default} [tileGrid] Tile grid.
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* @property {boolean} [opaque=false] Whether the layer is opaque.
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* @property {import("./Source.js").State} [state] The source state.
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* @property {boolean} [wrapX=false] Render tiles beyond the antimeridian.
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* @property {number} [transition] Transition time when fading in new tiles (in miliseconds).
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* @property {number} [bandCount=4] Number of bands represented in the data.
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* @property {boolean} [interpolate=false] Use interpolated values when resampling. By default,
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* the nearest neighbor is used when resampling.
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*/
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/**
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* @classdesc
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* A source for typed array data tiles.
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*
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* @fires import("./Tile.js").TileSourceEvent
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* @api
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*/
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declare class DataTileSource extends TileSource {
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/**
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* @param {Options} options Image tile options.
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*/
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constructor(options: Options);
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/**
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* @private
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* @type {number}
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*/
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private gutter_;
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/**
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* @private
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* @type {import('../size.js').Size|null}
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*/
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private tileSize_;
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/**
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* @private
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* @type {Array<import('../size.js').Size>|null}
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*/
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private tileSizes_;
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/**
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* @private
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* @type {!Object<string, boolean>}
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*/
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private tileLoadingKeys_;
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/**
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* @private
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*/
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private loader_;
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/**
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* Handle tile change events.
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* @param {import("../events/Event.js").default} event Event.
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*/
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handleTileChange_(event: import("../events/Event.js").default): void;
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/**
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* @type {number}
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*/
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bandCount: number;
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/**
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* Set the source tile sizes. The length of the array is expected to match the number of
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* levels in the tile grid.
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* @protected
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* @param {Array<import('../size.js').Size>} tileSizes An array of tile sizes.
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*/
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protected setTileSizes(tileSizes: Array<import('../size.js').Size>): void;
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/**
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* Get the source tile size at the given zoom level. This may be different than the rendered tile
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* size.
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* @protected
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* @param {number} z Tile zoom level.
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* @return {import('../size.js').Size} The source tile size.
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*/
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protected getTileSize(z: number): import('../size.js').Size;
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/**
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* @param {Loader} loader The data loader.
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* @protected
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*/
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protected setLoader(loader: Loader): void;
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/**
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* @param {number} z Tile coordinate z.
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* @param {number} x Tile coordinate x.
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* @param {number} y Tile coordinate y.
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* @param {number} pixelRatio Pixel ratio.
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* @param {import("../proj/Projection.js").default} projection Projection.
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* @return {!DataTile} Tile.
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*/
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getTile(z: number, x: number, y: number, pixelRatio: number, projection: import("../proj/Projection.js").default): DataTile;
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}
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import TileSource from "./Tile.js";
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import DataTile from "../DataTile.js";
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//# sourceMappingURL=DataTile.d.ts.map
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