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rename functions

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This commit is contained in:
acalcutt 2024-12-21 23:52:10 -05:00
parent a8d7295730
commit 12c9d12c2e
1 changed files with 17 additions and 10 deletions
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27
src/contour.js
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@ -13,7 +13,8 @@ export class LocalDemManager {
* @param {object} source - The source object that contains either pmtiles or mbtiles. * @param {object} source - The source object that contains either pmtiles or mbtiles.
* @param {'pmtiles' | 'mbtiles'} sourceType - The type of data source * @param {'pmtiles' | 'mbtiles'} sourceType - The type of data source
* @param {Function} [GetTileFunction] - the function that returns a tile from the pmtiles object. * @param {Function} [GetTileFunction] - the function that returns a tile from the pmtiles object.
* @param {Function} [extractZXYFromUrlTrimFunction] - The function to extract the zxy from the url. * @param {Function} [GetImageFunction] - the function that returns a tile from the pmtiles object.
* @param {Function} [extractZXYFromUrlFunction] - The function to extract the zxy from the url.
*/ */
constructor( constructor(
encoding, encoding,
@ -21,14 +22,16 @@ export class LocalDemManager {
source, source,
sourceType, sourceType,
GetTileFunction, GetTileFunction,
extractZXYFromUrlTrimFunction, GetImageFunction,
extractZXYFromUrlFunction,
) { ) {
this.encoding = encoding; this.encoding = encoding;
this.maxzoom = maxzoom; this.maxzoom = maxzoom;
this.source = source; this.source = source;
this.sourceType = sourceType; this.sourceType = sourceType;
this._getTile = GetTileFunction; this._getTile = GetTileFunction;
this._extractZXYFromUrlTrim = extractZXYFromUrlTrimFunction; this._decodeImage = GetImageFunction;
this._extractZXY = extractZXYFromUrlFunction;
this.manager = new mlcontour.LocalDemManager({ this.manager = new mlcontour.LocalDemManager({
demUrlPattern: '/{z}/{x}/{y}', demUrlPattern: '/{z}/{x}/{y}',
@ -36,7 +39,7 @@ export class LocalDemManager {
encoding: this.encoding, encoding: this.encoding,
maxzoom: this.maxzoom, maxzoom: this.maxzoom,
timeoutMs: 10000, timeoutMs: 10000,
decodeImage: this.getImageData.bind(this), decodeImage: this.getImageFunction.bind(this),
getTile: this.getTileFunction.bind(this), getTile: this.getTileFunction.bind(this),
}); });
} }
@ -45,10 +48,16 @@ export class LocalDemManager {
return this._getTile ? this._getTile.bind(this) : this.GetTile.bind(this); return this._getTile ? this._getTile.bind(this) : this.GetTile.bind(this);
} }
get getImageFunction() {
return this._decodeImage
? this._decodeImage.bind(this)
: this.getImageData.bind(this);
}
get extractZXYFromUrlTrim() { get extractZXYFromUrlTrim() {
return this._extractZXYFromUrlTrim return this._extractZXY
? this._extractZXYFromUrlTrim.bind(this) ? this._extractZXY.bind(this)
: this._extractZXYFromUrlTrimFunction.bind(this); : this._extractZXYFromUrl.bind(this);
} }
/** /**
@ -65,8 +74,6 @@ export class LocalDemManager {
const buffer = await blob.arrayBuffer(); const buffer = await blob.arrayBuffer();
const image = sharp(Buffer.from(buffer)); const image = sharp(Buffer.from(buffer));
const metadata = await image.metadata();
if (Boolean(abortController?.signal?.aborted)) return null; if (Boolean(abortController?.signal?.aborted)) return null;
const { data, info } = await image const { data, info } = await image
@ -176,7 +183,7 @@ export class LocalDemManager {
* @param {string} url - The url to extract from * @param {string} url - The url to extract from
* @returns {{z: number, x: number, y:number} | null} Returns the z,x,y of the url, or null if can't extract * @returns {{z: number, x: number, y:number} | null} Returns the z,x,y of the url, or null if can't extract
*/ */
_extractZXYFromUrlTrimFunction(url) { _extractZXYFromUrl(url) {
const segments = url.split('/').filter(Boolean); // Split and remove empty segments const segments = url.split('/').filter(Boolean); // Split and remove empty segments
if (segments.length < 3) { if (segments.length < 3) {
return null; return null;