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add getTileJson method to PMTiles class [#239, #247] (#453)

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* add getTileJson method to PMTiles class [#239, #247]
* update docs related to FetchSource and headers [#397]
This commit is contained in:
Brandon Liu
2024-09-18 15:57:14 +08:00
committed by GitHub
parent 6ed85a28fb
commit 6f5479439b
7 changed files with 121 additions and 56 deletions
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39
serverless/shared/index.ts
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@@ -1,5 +1,3 @@
import { Header, TileType } from "../../js/index";
export const pmtiles_path = (name: string, setting?: string): string => {
if (setting) {
return setting.replaceAll("{name}", name);
@@ -35,39 +33,4 @@ export const tile_path = (
}
return { ok: false, name: "", tile: [0, 0, 0], ext: "" };
};
export const tileJSON = (
header: Header,
metadata: any,
hostname: string,
tileset_name: string
) => {
let ext = "";
if (header.tileType === TileType.Mvt) {
ext = ".mvt";
} else if (header.tileType === TileType.Png) {
ext = ".png";
} else if (header.tileType === TileType.Jpeg) {
ext = ".jpg";
} else if (header.tileType === TileType.Webp) {
ext = ".webp";
} else if (header.tileType === TileType.Avif) {
ext = ".avif";
}
return {
tilejson: "3.0.0",
scheme: "xyz",
tiles: ["https://" + hostname + "/" + tileset_name + "/{z}/{x}/{y}" + ext],
vector_layers: metadata.vector_layers,
attribution: metadata.attribution,
description: metadata.description,
name: metadata.name,
version: metadata.version,
bounds: [header.minLon, header.minLat, header.maxLon, header.maxLat],
center: [header.centerLon, header.centerLat, header.centerZoom],
minzoom: header.minZoom,
maxzoom: header.maxZoom,
};
};
};