From 0f8d9163496c98ac130bcc8a1c41f94de33d03b6 Mon Sep 17 00:00:00 2001
From: Majid <majid@ready.net>
Date: Sat, 16 Mar 2024 18:42:42 -0400
Subject: [PATCH] added more toolchain

---
 docs-src/static/html/demo.html              |    2 +-
 docs-src/static/html/map.html               |    2 +-
 docs-src/static/html/mapbox-pmtiles.js      | 1109 -------------------
 docs-src/static/html/mapbox-pmtiles.umd.cjs |    1 -
 4 files changed, 2 insertions(+), 1112 deletions(-)
 delete mode 100644 docs-src/static/html/mapbox-pmtiles.js
 delete mode 100644 docs-src/static/html/mapbox-pmtiles.umd.cjs

diff --git a/docs-src/static/html/demo.html b/docs-src/static/html/demo.html
index 28b36bb..2fd2b9d 100644
--- a/docs-src/static/html/demo.html
+++ b/docs-src/static/html/demo.html
@@ -7,7 +7,7 @@
 <meta name="viewport" content="initial-scale=1,maximum-scale=1,user-scalable=no">
 <link href="https://api.mapbox.com/mapbox-gl-js/v3.2.0/mapbox-gl.css" rel="stylesheet">
 <script src="https://api.mapbox.com/mapbox-gl-js/v3.2.0/mapbox-gl.js"></script>
-<script src="./mapbox-pmtiles.umd.cjs"></script>
+<script src="https://cdn.jsdelivr.net/npm/mapbox-pmtiles@1/dist/mapbox-pmtiles.umd.cjs"></script>
 
 <style>
 body { margin: 0; padding: 0; }
diff --git a/docs-src/static/html/map.html b/docs-src/static/html/map.html
index c1e8441..e955aa2 100644
--- a/docs-src/static/html/map.html
+++ b/docs-src/static/html/map.html
@@ -6,7 +6,7 @@
 <meta name="viewport" content="initial-scale=1,maximum-scale=1,user-scalable=no">
 <link href="https://api.mapbox.com/mapbox-gl-js/v3.2.0/mapbox-gl.css" rel="stylesheet">
 <script src="https://api.mapbox.com/mapbox-gl-js/v3.2.0/mapbox-gl.js"></script>
-<script src="https://cdn.jsdelivr.net/npm/mapbox-pmtiles@1.0.22/dist/mapbox-pmtiles.esm.min.js"></script>
+<script src="https://cdn.jsdelivr.net/npm/mapbox-pmtiles@1/dist/mapbox-pmtiles.umd.cjs"></script>
 <style>
 body { margin: 0; padding: 0; }
 #map { position: absolute; top: 0; bottom: 0; width: 100%; }
diff --git a/docs-src/static/html/mapbox-pmtiles.js b/docs-src/static/html/mapbox-pmtiles.js
deleted file mode 100644
index 116cb1b..0000000
--- a/docs-src/static/html/mapbox-pmtiles.js
+++ /dev/null
@@ -1,1109 +0,0 @@
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-    this.tilev4 = (t, e) => p(this, null, function* () {
-      if (t.type === "json") {
-        const u = t.url.substr(10);
-        let f = this.tiles.get(u);
-        f || (f = new q(u), this.tiles.set(u, f));
-        const m = yield f.getHeader();
-        return {
-          data: {
-            tiles: [`${t.url}/{z}/{x}/{y}`],
-            minzoom: m.minZoom,
-            maxzoom: m.maxZoom,
-            bounds: [m.minLon, m.minLat, m.maxLon, m.maxLat]
-          }
-        };
-      }
-      const r = new RegExp(/pmtiles:\/\/(.+)\/(\d+)\/(\d+)\/(\d+)/), n = t.url.match(r);
-      if (!n)
-        throw new Error("Invalid PMTiles protocol URL");
-      const i = n[1];
-      let o = this.tiles.get(i);
-      o || (o = new q(i), this.tiles.set(i, o));
-      const s = n[2], c = n[3], h = n[4], l = yield o.getHeader(), a = yield o == null ? void 0 : o.getZxy(+s, +c, +h, e.signal);
-      return a ? {
-        data: new Uint8Array(a.data),
-        cacheControl: a.cacheControl,
-        expires: a.expires
-      } : l.tileType === 1 ? { data: new Uint8Array() } : { data: null };
-    }), this.tile = dt(this.tilev4), this.tiles = /* @__PURE__ */ new Map();
-  }
-  add(t) {
-    this.tiles.set(t.source.getKey(), t);
-  }
-  get(t) {
-    return this.tiles.get(t);
-  }
-};
-function A(t, e) {
-  return (e >>> 0) * 4294967296 + (t >>> 0);
-}
-function gt(t, e) {
-  const r = e.buf;
-  let n = r[e.pos++], i = (n & 112) >> 4;
-  if (n < 128 || (n = r[e.pos++], i |= (n & 127) << 3, n < 128) || (n = r[e.pos++], i |= (n & 127) << 10, n < 128) || (n = r[e.pos++], i |= (n & 127) << 17, n < 128) || (n = r[e.pos++], i |= (n & 127) << 24, n < 128) || (n = r[e.pos++], i |= (n & 1) << 31, n < 128))
-    return A(t, i);
-  throw new Error("Expected varint not more than 10 bytes");
-}
-function I(t) {
-  const e = t.buf;
-  let r = e[t.pos++], n = r & 127;
-  return r < 128 || (r = e[t.pos++], n |= (r & 127) << 7, r < 128) || (r = e[t.pos++], n |= (r & 127) << 14, r < 128) || (r = e[t.pos++], n |= (r & 127) << 21, r < 128) ? n : (r = e[t.pos], n |= (r & 15) << 28, gt(n, t));
-}
-function vt(t, e, r, n) {
-  if (n === 0) {
-    r === 1 && (e[0] = t - 1 - e[0], e[1] = t - 1 - e[1]);
-    const i = e[0];
-    e[0] = e[1], e[1] = i;
-  }
-}
-var pt = [
-  0,
-  1,
-  5,
-  21,
-  85,
-  341,
-  1365,
-  5461,
-  21845,
-  87381,
-  349525,
-  1398101,
-  5592405,
-  22369621,
-  89478485,
-  357913941,
-  1431655765,
-  5726623061,
-  22906492245,
-  91625968981,
-  366503875925,
-  1466015503701,
-  5864062014805,
-  23456248059221,
-  93824992236885,
-  375299968947541,
-  1501199875790165
-];
-function yt(t, e, r) {
-  if (t > 26)
-    throw Error("Tile zoom level exceeds max safe number limit (26)");
-  if (e > _(2, t) - 1 || r > _(2, t) - 1)
-    throw Error("tile x/y outside zoom level bounds");
-  const n = pt[t], i = _(2, t);
-  let o = 0, s = 0, c = 0;
-  const h = [e, r];
-  let l = i / 2;
-  for (; l > 0; )
-    o = (h[0] & l) > 0 ? 1 : 0, s = (h[1] & l) > 0 ? 1 : 0, c += l * l * (3 * o ^ s), vt(l, h, o, s), l = l / 2;
-  return n + c;
-}
-function Ve(t, e) {
-  return p(this, null, function* () {
-    if (e === 1 || e === 0)
-      return t;
-    if (e === 2) {
-      if (typeof globalThis.DecompressionStream > "u")
-        return re(new Uint8Array(t));
-      const r = new Response(t).body;
-      if (!r)
-        throw Error("Failed to read response stream");
-      const n = r.pipeThrough(
-        // biome-ignore lint: needed to detect DecompressionStream in browser+node+cloudflare workers
-        new globalThis.DecompressionStream("gzip")
-      );
-      return new Response(n).arrayBuffer();
-    }
-    throw Error("Compression method not supported");
-  });
-}
-var b = /* @__PURE__ */ ((t) => (t[t.Unknown = 0] = "Unknown", t[t.Mvt = 1] = "Mvt", t[t.Png = 2] = "Png", t[t.Jpeg = 3] = "Jpeg", t[t.Webp = 4] = "Webp", t[t.Avif = 5] = "Avif", t))(b || {}), wt = 127;
-function xt(t, e) {
-  let r = 0, n = t.length - 1;
-  for (; r <= n; ) {
-    const i = n + r >> 1, o = e - t[i].tileId;
-    if (o > 0)
-      r = i + 1;
-    else if (o < 0)
-      n = i - 1;
-    else
-      return t[i];
-  }
-  return n >= 0 && (t[n].runLength === 0 || e - t[n].tileId < t[n].runLength) ? t[n] : null;
-}
-var Dt = class {
-  constructor(t, e = new Headers()) {
-    this.url = t, this.customHeaders = e, this.mustReload = !1;
-  }
-  getKey() {
-    return this.url;
-  }
-  setHeaders(t) {
-    this.customHeaders = t;
-  }
-  getBytes(t, e, r, n) {
-    return p(this, null, function* () {
-      let i, o;
-      r ? o = r : (i = new AbortController(), o = i.signal);
-      const s = new Headers(this.customHeaders);
-      s.set("range", `bytes=${t}-${t + e - 1}`);
-      let c;
-      this.mustReload && (c = "reload");
-      let h = yield fetch(this.url, {
-        signal: o,
-        cache: c,
-        headers: s
-        //biome-ignore lint: "cache" is incompatible between cloudflare workers and browser
-      });
-      if (t === 0 && h.status === 416) {
-        const f = h.headers.get("Content-Range");
-        if (!f || !f.startsWith("bytes */"))
-          throw Error("Missing content-length on 416 response");
-        const m = +f.substr(8);
-        h = yield fetch(this.url, {
-          signal: o,
-          cache: "reload",
-          headers: { range: `bytes=0-${m - 1}` }
-          //biome-ignore lint: "cache" is incompatible between cloudflare workers and browser
-        });
-      }
-      let l = h.headers.get("Etag");
-      if (l != null && l.startsWith("W/") && (l = null), h.status === 416 || n && l && l !== n)
-        throw this.mustReload = !0, new ne(n);
-      if (h.status >= 300)
-        throw Error(`Bad response code: ${h.status}`);
-      const a = h.headers.get("Content-Length");
-      if (h.status === 200 && (!a || +a > e))
-        throw i && i.abort(), Error(
-          "Server returned no content-length header or content-length exceeding request. Check that your storage backend supports HTTP Byte Serving."
-        );
-      return {
-        data: yield h.arrayBuffer(),
-        etag: l || void 0,
-        cacheControl: h.headers.get("Cache-Control") || void 0,
-        expires: h.headers.get("Expires") || void 0
-      };
-    });
-  }
-};
-function U(t, e) {
-  const r = t.getUint32(e + 4, !0), n = t.getUint32(e + 0, !0);
-  return r * _(2, 32) + n;
-}
-function Lt(t, e) {
-  const r = new DataView(t), n = r.getUint8(7);
-  if (n > 3)
-    throw Error(
-      `Archive is spec version ${n} but this library supports up to spec version 3`
-    );
-  return {
-    specVersion: n,
-    rootDirectoryOffset: U(r, 8),
-    rootDirectoryLength: U(r, 16),
-    jsonMetadataOffset: U(r, 24),
-    jsonMetadataLength: U(r, 32),
-    leafDirectoryOffset: U(r, 40),
-    leafDirectoryLength: U(r, 48),
-    tileDataOffset: U(r, 56),
-    tileDataLength: U(r, 64),
-    numAddressedTiles: U(r, 72),
-    numTileEntries: U(r, 80),
-    numTileContents: U(r, 88),
-    clustered: r.getUint8(96) === 1,
-    internalCompression: r.getUint8(97),
-    tileCompression: r.getUint8(98),
-    tileType: r.getUint8(99),
-    minZoom: r.getUint8(100),
-    maxZoom: r.getUint8(101),
-    minLon: r.getInt32(102, !0) / 1e7,
-    minLat: r.getInt32(106, !0) / 1e7,
-    maxLon: r.getInt32(110, !0) / 1e7,
-    maxLat: r.getInt32(114, !0) / 1e7,
-    centerZoom: r.getUint8(118),
-    centerLon: r.getInt32(119, !0) / 1e7,
-    centerLat: r.getInt32(123, !0) / 1e7,
-    etag: e
-  };
-}
-function Ze(t) {
-  const e = { buf: new Uint8Array(t), pos: 0 }, r = I(e), n = [];
-  let i = 0;
-  for (let o = 0; o < r; o++) {
-    const s = I(e);
-    n.push({ tileId: i + s, offset: 0, length: 0, runLength: 1 }), i += s;
-  }
-  for (let o = 0; o < r; o++)
-    n[o].runLength = I(e);
-  for (let o = 0; o < r; o++)
-    n[o].length = I(e);
-  for (let o = 0; o < r; o++) {
-    const s = I(e);
-    s === 0 && o > 0 ? n[o].offset = n[o - 1].offset + n[o - 1].length : n[o].offset = s - 1;
-  }
-  return n;
-}
-function Tt(t) {
-  const e = new DataView(t);
-  return e.getUint16(2, !0) === 2 ? (console.warn(
-    "PMTiles spec version 2 has been deprecated; please see github.com/protomaps/PMTiles for tools to upgrade"
-  ), 2) : e.getUint16(2, !0) === 1 ? (console.warn(
-    "PMTiles spec version 1 has been deprecated; please see github.com/protomaps/PMTiles for tools to upgrade"
-  ), 1) : 3;
-}
-var ne = class extends Error {
-};
-function Ut(t, e) {
-  return p(this, null, function* () {
-    const r = yield t.getBytes(0, 16384);
-    if (new DataView(r.data).getUint16(0, !0) !== 19792)
-      throw new Error("Wrong magic number for PMTiles archive");
-    if (Tt(r.data) < 3)
-      return [yield Be.getHeader(t)];
-    const i = r.data.slice(0, wt), o = Lt(i, r.etag), s = r.data.slice(
-      o.rootDirectoryOffset,
-      o.rootDirectoryOffset + o.rootDirectoryLength
-    ), c = `${t.getKey()}|${o.etag || ""}|${o.rootDirectoryOffset}|${o.rootDirectoryLength}`, h = Ze(
-      yield e(s, o.internalCompression)
-    );
-    return [o, [c, h.length, h]];
-  });
-}
-function Et(t, e, r, n, i) {
-  return p(this, null, function* () {
-    const o = yield t.getBytes(r, n, void 0, i.etag), s = yield e(o.data, i.internalCompression), c = Ze(s);
-    if (c.length === 0)
-      throw new Error("Empty directory is invalid");
-    return c;
-  });
-}
-var bt = class {
-  constructor(t = 100, e = !0, r = Ve) {
-    this.cache = /* @__PURE__ */ new Map(), this.invalidations = /* @__PURE__ */ new Map(), this.maxCacheEntries = t, this.counter = 1, this.decompress = r;
-  }
-  getHeader(t) {
-    return p(this, null, function* () {
-      const e = t.getKey(), r = this.cache.get(e);
-      if (r)
-        return r.lastUsed = this.counter++, yield r.data;
-      const n = new Promise((i, o) => {
-        Ut(t, this.decompress).then((s) => {
-          s[1] && this.cache.set(s[1][0], {
-            lastUsed: this.counter++,
-            data: Promise.resolve(s[1][2])
-          }), i(s[0]), this.prune();
-        }).catch((s) => {
-          o(s);
-        });
-      });
-      return this.cache.set(e, { lastUsed: this.counter++, data: n }), n;
-    });
-  }
-  getDirectory(t, e, r, n) {
-    return p(this, null, function* () {
-      const i = `${t.getKey()}|${n.etag || ""}|${e}|${r}`, o = this.cache.get(i);
-      if (o)
-        return o.lastUsed = this.counter++, yield o.data;
-      const s = new Promise((c, h) => {
-        Et(t, this.decompress, e, r, n).then((l) => {
-          c(l), this.prune();
-        }).catch((l) => {
-          h(l);
-        });
-      });
-      return this.cache.set(i, { lastUsed: this.counter++, data: s }), s;
-    });
-  }
-  // for v2 backwards compatibility
-  getArrayBuffer(t, e, r, n) {
-    return p(this, null, function* () {
-      const i = `${t.getKey()}|${n.etag || ""}|${e}|${r}`, o = this.cache.get(i);
-      if (o)
-        return o.lastUsed = this.counter++, yield o.data;
-      const s = new Promise((c, h) => {
-        t.getBytes(e, r, void 0, n.etag).then((l) => {
-          c(l.data), this.cache.has(i), this.prune();
-        }).catch((l) => {
-          h(l);
-        });
-      });
-      return this.cache.set(i, { lastUsed: this.counter++, data: s }), s;
-    });
-  }
-  prune() {
-    if (this.cache.size >= this.maxCacheEntries) {
-      let t = 1 / 0, e;
-      this.cache.forEach((r, n) => {
-        r.lastUsed < t && (t = r.lastUsed, e = n);
-      }), e && this.cache.delete(e);
-    }
-  }
-  invalidate(t) {
-    return p(this, null, function* () {
-      const e = t.getKey();
-      if (this.invalidations.get(e))
-        return yield this.invalidations.get(e);
-      this.cache.delete(t.getKey());
-      const r = new Promise((n, i) => {
-        this.getHeader(t).then((o) => {
-          n(), this.invalidations.delete(e);
-        }).catch((o) => {
-          i(o);
-        });
-      });
-      this.invalidations.set(e, r);
-    });
-  }
-}, q = class {
-  constructor(t, e, r) {
-    typeof t == "string" ? this.source = new Dt(t) : this.source = t, r ? this.decompress = r : this.decompress = Ve, e ? this.cache = e : this.cache = new bt();
-  }
-  getHeader() {
-    return p(this, null, function* () {
-      return yield this.cache.getHeader(this.source);
-    });
-  }
-  getZxyAttempt(t, e, r, n) {
-    return p(this, null, function* () {
-      const i = yt(t, e, r), o = yield this.cache.getHeader(this.source);
-      if (o.specVersion < 3)
-        return Be.getZxy(o, this.source, this.cache, t, e, r, n);
-      if (t < o.minZoom || t > o.maxZoom)
-        return;
-      let s = o.rootDirectoryOffset, c = o.rootDirectoryLength;
-      for (let h = 0; h <= 3; h++) {
-        const l = yield this.cache.getDirectory(
-          this.source,
-          s,
-          c,
-          o
-        ), a = xt(l, i);
-        if (a) {
-          if (a.runLength > 0) {
-            const u = yield this.source.getBytes(
-              o.tileDataOffset + a.offset,
-              a.length,
-              n,
-              o.etag
-            );
-            return {
-              data: yield this.decompress(u.data, o.tileCompression),
-              cacheControl: u.cacheControl,
-              expires: u.expires
-            };
-          }
-          s = o.leafDirectoryOffset + a.offset, c = a.length;
-        } else
-          return;
-      }
-      throw Error("Maximum directory depth exceeded");
-    });
-  }
-  getZxy(t, e, r, n) {
-    return p(this, null, function* () {
-      try {
-        return yield this.getZxyAttempt(t, e, r, n);
-      } catch (i) {
-        if (i instanceof ne)
-          return this.cache.invalidate(this.source), yield this.getZxyAttempt(t, e, r, n);
-        throw i;
-      }
-    });
-  }
-  getMetadataAttempt() {
-    return p(this, null, function* () {
-      const t = yield this.cache.getHeader(this.source), e = yield this.source.getBytes(
-        t.jsonMetadataOffset,
-        t.jsonMetadataLength,
-        void 0,
-        t.etag
-      ), r = yield this.decompress(
-        e.data,
-        t.internalCompression
-      ), n = new TextDecoder("utf-8");
-      return JSON.parse(n.decode(r));
-    });
-  }
-  getMetadata() {
-    return p(this, null, function* () {
-      try {
-        return yield this.getMetadataAttempt();
-      } catch (t) {
-        if (t instanceof ne)
-          return this.cache.invalidate(this.source), yield this.getMetadataAttempt();
-        throw t;
-      }
-    });
-  }
-};
-const Mt = Le.Style.getSourceType("vector"), zt = "pmtile-source", oe = (t, ...e) => {
-  for (const r of e)
-    for (const n in r)
-      t[n] = r[n];
-  return t;
-}, we = (t) => (180 + t) / 360, xe = (t) => (180 - 180 / Math.PI * Math.log(Math.tan(Math.PI / 4 + t * Math.PI / 360))) / 360;
-class Ct {
-  constructor(e, r, n) {
-    this.bounds = Le.LngLatBounds.convert(this.validateBounds(e)), this.minzoom = r || 0, this.maxzoom = n || 24;
-  }
-  validateBounds(e) {
-    return !Array.isArray(e) || e.length !== 4 ? [-180, -90, 180, 90] : [
-      Math.max(-180, e[0]),
-      Math.max(-90, e[1]),
-      Math.min(180, e[2]),
-      Math.min(90, e[3])
-    ];
-  }
-  contains(e) {
-    const r = Math.pow(2, e.z), n = {
-      minX: Math.floor(we(this.bounds.getWest()) * r),
-      minY: Math.floor(xe(this.bounds.getNorth()) * r),
-      maxX: Math.ceil(we(this.bounds.getEast()) * r),
-      maxY: Math.ceil(xe(this.bounds.getSouth()) * r)
-    };
-    return e.x >= n.minX && e.x < n.maxX && e.y >= n.minY && e.y < n.maxY;
-  }
-}
-class $ {
-  constructor(e, r = {}) {
-    oe(this, r), this.type = e;
-  }
-}
-class ee extends $ {
-  constructor(e, r = {}) {
-    super("error", oe({ error: e }, r));
-  }
-}
-const se = class se extends Mt {
-  /**
-   * 
-   * @param args 
-   */
-  constructor(...e) {
-    super(...e), this.roundZoom = !0, this.type = "vector";
-    const [r, n, i, o] = e;
-    this.id = r, this._dataType = "vector", this.dispatcher = i, this._implementation = n, this._implementation || this.fire(new ee(new Error(`Missing implementation for ${this.id} custom source`)));
-    const { url: s } = n;
-    this.reparseOverscaled = !0, this.scheme = "zxy", this.tileSize = 512, this._loaded = !1, this.type = "vector", this._protocol = new mt(), this.tiles = [`pmtiles://${s}/{z}/{x}/{y}`];
-    const c = new q(s);
-    this._protocol.add(c), this._instance = c;
-  }
-  /**
-   * 
-   * @param url The pmTiles URL
-   * @returns A Json object of the PmTile's metadata
-   */
-  static async getMetadata(e) {
-    return new q(e).getMetadata();
-  }
-  zoomToExtent() {
-    const { minZoom: e, maxZoom: r, minLon: n, minLat: i, maxLon: o, maxLat: s, centerZoom: c, centerLon: h, centerLat: l } = this.header;
-    e != null && r != null && n != null && i != null && o != null && s != null && this.map.fitBounds([
-      l,
-      h
-    ], { maxZoom: c });
-  }
-  hasTile(e) {
-    return !this.tileBounds || this.tileBounds.contains(e.canonical);
-  }
-  load(e) {
-    this._loaded = !1, this.fire(new $("dataloading", { dataType: "source" })), this._tileJSONRequest = Promise.all([this._instance.getHeader(), this._instance.getMetadata()]).then(([r, n]) => {
-      this.header = r;
-      const { specVersion: i, clustered: o, tileType: s, minZoom: c, maxZoom: h, minLon: l, minLat: a, maxLon: u, maxLat: f, centerZoom: m, centerLon: g, centerLat: x } = r;
-      switch (c != null && h != null && l != null && a != null && u != null && f != null && (this.tileBounds = new Ct(
-        [l, a, u, f],
-        c,
-        h
-      ), this.minzoom = c, this.maxzoom = h), this.maxzoom == null && console.warn("The maxzoom parameter is not defined in the source json. This can cause memory leak. So make sure to define maxzoom in the layer"), this._tileJSONRequest = void 0, this._loaded = !0, oe(this, n), this.tileType = s, s) {
-        case b.Png:
-          this.contentType = "image/png";
-          break;
-        case b.Jpeg:
-          this.contentType = "image/jpeg";
-          break;
-        case b.Webp:
-          this.contentType = "image/webp";
-          break;
-        case b.Avif:
-          this.contentType = "image/avif";
-          break;
-      }
-      [b.Jpeg, b.Png].includes(this.tileType) ? (this.loadTile = this.loadRasterTile, this.type = "raster") : this.tileType === b.Mvt ? (this.loadTile = this.loadVectorTile, this.type = "vector") : this.fire(new ee(new Error("Unsupported Tile Type"))), this.fire(
-        new $("data", { dataType: "source", sourceDataType: "metadata" })
-      ), this.fire(
-        new $("data", { dataType: "source", sourceDataType: "content" })
-      );
-    }).catch((r) => {
-      this.fire(new ee(r)), e && e(r);
-    });
-  }
-  loaded() {
-    return this._loaded;
-  }
-  loadVectorTile(e, r) {
-    var h, l, a;
-    const n = (u, f) => {
-      var m, g;
-      if (delete e.request, e.aborted)
-        return r(null);
-      if (u && u.status !== 404)
-        return r(u);
-      f && f.resourceTiming && (e.resourceTiming = f.resourceTiming), (m = this.map) != null && m._refreshExpiredTiles && f && e.setExpiryData(f), e.loadVectorData(f, (g = this.map) == null ? void 0 : g.painter), r(null), e.reloadCallback && (this.loadVectorTile(e, e.reloadCallback), e.reloadCallback = null);
-    }, i = (h = this.map) == null ? void 0 : h._requestManager.normalizeTileURL(
-      e.tileID.canonical.url(this.tiles, this.scheme)
-    ), o = (l = this.map) == null ? void 0 : l._requestManager.transformRequest(i, "Tile"), s = {
-      request: o,
-      data: {},
-      uid: e.uid,
-      tileID: e.tileID,
-      tileZoom: e.tileZoom,
-      zoom: e.tileID.overscaledZ,
-      tileSize: this.tileSize * e.tileID.overscaleFactor(),
-      type: "vector",
-      source: this.id,
-      scope: this.scope,
-      // pixelRatio: browser.devicePixelRatio,
-      showCollisionBoxes: (a = this.map) == null ? void 0 : a.showCollisionBoxes,
-      promoteId: this.promoteId,
-      isSymbolTile: e.isSymbolTile,
-      // brightness: this.map.style ? (this.map.style.getBrightness() || 0.0) : 0.0,
-      extraShadowCaster: e.isExtraShadowCaster
-    }, c = (u, f, m, g) => {
-      if (u || !f) {
-        n.call(this, u);
-        return;
-      }
-      s.data = {
-        cacheControl: m,
-        expires: g,
-        rawData: f
-      }, this.map._refreshExpiredTiles && e.setExpiryData({ cacheControl: m, expires: g }), e.actor && e.actor.send(
-        "loadTile",
-        s,
-        n.bind(this),
-        void 0,
-        !0
-      );
-    };
-    !e.actor || e.state === "expired" ? (e.actor = this._tileWorkers[i] = this._tileWorkers[i] || this.dispatcher.getActor(), e.request = this._protocol.tile({ ...o }, c)) : e.state === "loading" ? e.reloadCallback = r : e.request = this._protocol.tile({ ...e, url: i }, c);
-  }
-  loadRasterTileData(e, r) {
-    e.setTexture(r, this.map.painter);
-  }
-  loadRasterTile(e, r) {
-    var c, h;
-    const n = ({ data: l, cacheControl: a, expires: u }) => {
-      if (delete e.request, e.aborted)
-        return r(null);
-      if (l == null) {
-        const m = { width: this.tileSize, height: this.tileSize, data: null };
-        return this.loadRasterTileData(e, m), e.state = "loaded", r(null);
-      }
-      l && l.resourceTiming && (e.resourceTiming = l.resourceTiming), this.map._refreshExpiredTiles && e.setExpiryData({ cacheControl: a, expires: u });
-      const f = new window.Blob([new Uint8Array(l)], { type: "image/png" });
-      window.createImageBitmap(f).then((m) => {
-        this.loadRasterTileData(e, m), e.state = "loaded", r(null);
-      }).catch((m) => (e.state = "errored", r(new Error(`Can't infer data type for ${this.id}, only raster data supported at the moment. ${m}`))));
-    }, i = (c = this.map) == null ? void 0 : c._requestManager.normalizeTileURL(
-      e.tileID.canonical.url(this.tiles, this.scheme)
-    ), o = (h = this.map) == null ? void 0 : h._requestManager.transformRequest(i, "Tile"), s = new AbortController();
-    e.request = { cancel: () => s.abort() }, this._protocol.tile(o, s).then(n.bind(this)).catch((l) => {
-      l.code !== 20 && (e.state = "errored", r(l));
-    });
-  }
-};
-se.SOURCE_TYPE = zt;
-let De = se;
-export {
-  De as PmTilesSource,
-  zt as SOURCE_TYPE,
-  De as default
-};
diff --git a/docs-src/static/html/mapbox-pmtiles.umd.cjs b/docs-src/static/html/mapbox-pmtiles.umd.cjs
deleted file mode 100644
index e7e7348..0000000
--- a/docs-src/static/html/mapbox-pmtiles.umd.cjs
+++ /dev/null
@@ -1 +0,0 @@
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Uint8Array}:{data:null}}),this.tile=ut(this.tilev4),this.tiles=new Map}add(t){this.tiles.set(t.source.getKey(),t)}get(t){return this.tiles.get(t)}};function _(t,e){return(e>>>0)*4294967296+(t>>>0)}function ft(t,e){const r=e.buf;let n=r[e.pos++],i=(n&112)>>4;if(n<128||(n=r[e.pos++],i|=(n&127)<<3,n<128)||(n=r[e.pos++],i|=(n&127)<<10,n<128)||(n=r[e.pos++],i|=(n&127)<<17,n<128)||(n=r[e.pos++],i|=(n&127)<<24,n<128)||(n=r[e.pos++],i|=(n&1)<<31,n<128))return _(t,i);throw new Error("Expected varint not more than 10 bytes")}function R(t){const e=t.buf;let r=e[t.pos++],n=r&127;return r<128||(r=e[t.pos++],n|=(r&127)<<7,r<128)||(r=e[t.pos++],n|=(r&127)<<14,r<128)||(r=e[t.pos++],n|=(r&127)<<21,r<128)?n:(r=e[t.pos],n|=(r&15)<<28,ft(n,t))}function dt(t,e,r,n){if(n===0){r===1&&(e[0]=t-1-e[0],e[1]=t-1-e[1]);const i=e[0];e[0]=e[1],e[1]=i}}var mt=[0,1,5,21,85,341,1365,5461,21845,87381,349525,1398101,5592405,22369621,89478485,357913941,1431655765,5726623061,22906492245,91625968981,366503875925,1466015503701,5864062014805,23456248059221,93824992236885,375299968947541,0x5555555555555];function gt(t,e,r){if(t>26)throw Error("Tile zoom level exceeds max safe number limit (26)");if(e>C(2,t)-1||r>C(2,t)-1)throw Error("tile x/y outside zoom level bounds");const n=mt[t],i=C(2,t);let o=0,s=0,c=0;const h=[e,r];let l=i/2;for(;l>0;)o=(h[0]&l)>0?1:0,s=(h[1]&l)>0?1:0,c+=l*l*(3*o^s),dt(l,h,o,s),l=l/2;return n+c}function Le(t,e){return p(this,null,function*(){if(e===1||e===0)return t;if(e===2){if(typeof globalThis.DecompressionStream>"u")return X(new Uint8Array(t));const r=new Response(t).body;if(!r)throw Error("Failed to read response stream");const n=r.pipeThrough(new globalThis.DecompressionStream("gzip"));return new Response(n).arrayBuffer()}throw Error("Compression method not supported")})}var M=(t=>(t[t.Unknown=0]="Unknown",t[t.Mvt=1]="Mvt",t[t.Png=2]="Png",t[t.Jpeg=3]="Jpeg",t[t.Webp=4]="Webp",t[t.Avif=5]="Avif",t))(M||{}),vt=127;function pt(t,e){let r=0,n=t.length-1;for(;r<=n;){const i=n+r>>1,o=e-t[i].tileId;if(o>0)r=i+1;else if(o<0)n=i-1;else return t[i]}return n>=0&&(t[n].runLength===0||e-t[n].tileId<t[n].runLength)?t[n]:null}var yt=class{constructor(t,e=new Headers){this.url=t,this.customHeaders=e,this.mustReload=!1}getKey(){return this.url}setHeaders(t){this.customHeaders=t}getBytes(t,e,r,n){return p(this,null,function*(){let i,o;r?o=r:(i=new AbortController,o=i.signal);const s=new Headers(this.customHeaders);s.set("range",`bytes=${t}-${t+e-1}`);let c;this.mustReload&&(c="reload");let h=yield fetch(this.url,{signal:o,cache:c,headers:s});if(t===0&&h.status===416){const f=h.headers.get("Content-Range");if(!f||!f.startsWith("bytes */"))throw Error("Missing content-length on 416 response");const m=+f.substr(8);h=yield fetch(this.url,{signal:o,cache:"reload",headers:{range:`bytes=0-${m-1}`}})}let l=h.headers.get("Etag");if(l!=null&&l.startsWith("W/")&&(l=null),h.status===416||n&&l&&l!==n)throw this.mustReload=!0,new G(n);if(h.status>=300)throw Error(`Bad response code: ${h.status}`);const a=h.headers.get("Content-Length");if(h.status===200&&(!a||+a>e))throw i&&i.abort(),Error("Server returned no content-length header or content-length exceeding request. Check that your storage backend supports HTTP Byte Serving.");return{data:yield h.arrayBuffer(),etag:l||void 0,cacheControl:h.headers.get("Cache-Control")||void 0,expires:h.headers.get("Expires")||void 0}})}};function L(t,e){const r=t.getUint32(e+4,!0),n=t.getUint32(e+0,!0);return r*C(2,32)+n}function wt(t,e){const r=new DataView(t),n=r.getUint8(7);if(n>3)throw Error(`Archive is spec version ${n} but this library supports up to spec version 3`);return{specVersion:n,rootDirectoryOffset:L(r,8),rootDirectoryLength:L(r,16),jsonMetadataOffset:L(r,24),jsonMetadataLength:L(r,32),leafDirectoryOffset:L(r,40),leafDirectoryLength:L(r,48),tileDataOffset:L(r,56),tileDataLength:L(r,64),numAddressedTiles:L(r,72),numTileEntries:L(r,80),numTileContents:L(r,88),clustered:r.getUint8(96)===1,internalCompression:r.getUint8(97),tileCompression:r.getUint8(98),tileType:r.getUint8(99),minZoom:r.getUint8(100),maxZoom:r.getUint8(101),minLon:r.getInt32(102,!0)/1e7,minLat:r.getInt32(106,!0)/1e7,maxLon:r.getInt32(110,!0)/1e7,maxLat:r.getInt32(114,!0)/1e7,centerZoom:r.getUint8(118),centerLon:r.getInt32(119,!0)/1e7,centerLat:r.getInt32(123,!0)/1e7,etag:e}}function Ue(t){const e={buf:new Uint8Array(t),pos:0},r=R(e),n=[];let i=0;for(let o=0;o<r;o++){const s=R(e);n.push({tileId:i+s,offset:0,length:0,runLength:1}),i+=s}for(let o=0;o<r;o++)n[o].runLength=R(e);for(let o=0;o<r;o++)n[o].length=R(e);for(let o=0;o<r;o++){const s=R(e);s===0&&o>0?n[o].offset=n[o-1].offset+n[o-1].length:n[o].offset=s-1}return n}function xt(t){const e=new DataView(t);return e.getUint16(2,!0)===2?(console.warn("PMTiles spec version 2 has been deprecated; please see github.com/protomaps/PMTiles for tools to upgrade"),2):e.getUint16(2,!0)===1?(console.warn("PMTiles spec version 1 has been deprecated; please see github.com/protomaps/PMTiles for tools to upgrade"),1):3}var G=class extends Error{};function Dt(t,e){return p(this,null,function*(){const r=yield t.getBytes(0,16384);if(new DataView(r.data).getUint16(0,!0)!==19792)throw new Error("Wrong magic number for PMTiles archive");if(xt(r.data)<3)return[yield Te.getHeader(t)];const i=r.data.slice(0,vt),o=wt(i,r.etag),s=r.data.slice(o.rootDirectoryOffset,o.rootDirectoryOffset+o.rootDirectoryLength),c=`${t.getKey()}|${o.etag||""}|${o.rootDirectoryOffset}|${o.rootDirectoryLength}`,h=Ue(yield e(s,o.internalCompression));return[o,[c,h.length,h]]})}function Tt(t,e,r,n,i){return p(this,null,function*(){const o=yield t.getBytes(r,n,void 0,i.etag),s=yield e(o.data,i.internalCompression),c=Ue(s);if(c.length===0)throw new Error("Empty directory is invalid");return c})}var Lt=class{constructor(t=100,e=!0,r=Le){this.cache=new Map,this.invalidations=new Map,this.maxCacheEntries=t,this.counter=1,this.decompress=r}getHeader(t){return p(this,null,function*(){const e=t.getKey(),r=this.cache.get(e);if(r)return r.lastUsed=this.counter++,yield r.data;const n=new Promise((i,o)=>{Dt(t,this.decompress).then(s=>{s[1]&&this.cache.set(s[1][0],{lastUsed:this.counter++,data:Promise.resolve(s[1][2])}),i(s[0]),this.prune()}).catch(s=>{o(s)})});return this.cache.set(e,{lastUsed:this.counter++,data:n}),n})}getDirectory(t,e,r,n){return p(this,null,function*(){const i=`${t.getKey()}|${n.etag||""}|${e}|${r}`,o=this.cache.get(i);if(o)return o.lastUsed=this.counter++,yield o.data;const s=new Promise((c,h)=>{Tt(t,this.decompress,e,r,n).then(l=>{c(l),this.prune()}).catch(l=>{h(l)})});return this.cache.set(i,{lastUsed:this.counter++,data:s}),s})}getArrayBuffer(t,e,r,n){return p(this,null,function*(){const i=`${t.getKey()}|${n.etag||""}|${e}|${r}`,o=this.cache.get(i);if(o)return o.lastUsed=this.counter++,yield o.data;const s=new Promise((c,h)=>{t.getBytes(e,r,void 0,n.etag).then(l=>{c(l.data),this.cache.has(i),this.prune()}).catch(l=>{h(l)})});return this.cache.set(i,{lastUsed:this.counter++,data:s}),s})}prune(){if(this.cache.size>=this.maxCacheEntries){let t=1/0,e;this.cache.forEach((r,n)=>{r.lastUsed<t&&(t=r.lastUsed,e=n)}),e&&this.cache.delete(e)}}invalidate(t){return p(this,null,function*(){const e=t.getKey();if(this.invalidations.get(e))return yield this.invalidations.get(e);this.cache.delete(t.getKey());const r=new Promise((n,i)=>{this.getHeader(t).then(o=>{n(),this.invalidations.delete(e)}).catch(o=>{i(o)})});this.invalidations.set(e,r)})}},k=class{constructor(t,e,r){typeof t=="string"?this.source=new yt(t):this.source=t,r?this.decompress=r:this.decompress=Le,e?this.cache=e:this.cache=new Lt}getHeader(){return p(this,null,function*(){return yield this.cache.getHeader(this.source)})}getZxyAttempt(t,e,r,n){return p(this,null,function*(){const i=gt(t,e,r),o=yield this.cache.getHeader(this.source);if(o.specVersion<3)return Te.getZxy(o,this.source,this.cache,t,e,r,n);if(t<o.minZoom||t>o.maxZoom)return;let s=o.rootDirectoryOffset,c=o.rootDirectoryLength;for(let h=0;h<=3;h++){const l=yield this.cache.getDirectory(this.source,s,c,o),a=pt(l,i);if(a){if(a.runLength>0){const u=yield this.source.getBytes(o.tileDataOffset+a.offset,a.length,n,o.etag);return{data:yield this.decompress(u.data,o.tileCompression),cacheControl:u.cacheControl,expires:u.expires}}s=o.leafDirectoryOffset+a.offset,c=a.length}else return}throw Error("Maximum directory depth exceeded")})}getZxy(t,e,r,n){return p(this,null,function*(){try{return yield this.getZxyAttempt(t,e,r,n)}catch(i){if(i instanceof G)return this.cache.invalidate(this.source),yield this.getZxyAttempt(t,e,r,n);throw i}})}getMetadataAttempt(){return p(this,null,function*(){const t=yield this.cache.getHeader(this.source),e=yield this.source.getBytes(t.jsonMetadataOffset,t.jsonMetadataLength,void 0,t.etag),r=yield this.decompress(e.data,t.internalCompression),n=new TextDecoder("utf-8");return JSON.parse(n.decode(r))})}getMetadata(){return p(this,null,function*(){try{return yield this.getMetadataAttempt()}catch(t){if(t instanceof G)return this.cache.invalidate(this.source),yield this.getMetadataAttempt();throw t}})}};const Ut=z.Style.getSourceType("vector"),Ee="pmtile-source",Q=(t,...e)=>{for(const r of e)for(const n in r)t[n]=r[n];return t},be=t=>(180+t)/360,Me=t=>(180-180/Math.PI*Math.log(Math.tan(Math.PI/4+t*Math.PI/360)))/360;class Et{constructor(e,r,n){this.bounds=z.LngLatBounds.convert(this.validateBounds(e)),this.minzoom=r||0,this.maxzoom=n||24}validateBounds(e){return!Array.isArray(e)||e.length!==4?[-180,-90,180,90]:[Math.max(-180,e[0]),Math.max(-90,e[1]),Math.min(180,e[2]),Math.min(90,e[3])]}contains(e){const r=Math.pow(2,e.z),n={minX:Math.floor(be(this.bounds.getWest())*r),minY:Math.floor(Me(this.bounds.getNorth())*r),maxX:Math.ceil(be(this.bounds.getEast())*r),maxY:Math.ceil(Me(this.bounds.getSouth())*r)};return e.x>=n.minX&&e.x<n.maxX&&e.y>=n.minY&&e.y<n.maxY}}class q{constructor(e,r={}){Q(this,r),this.type=e}}class ee extends q{constructor(e,r={}){super("error",Q({error:e},r))}}const te=class te extends Ut{constructor(...e){super(...e),this.roundZoom=!0,this.type="vector";const[r,n,i,o]=e;this.id=r,this._dataType="vector",this.dispatcher=i,this._implementation=n,this._implementation||this.fire(new ee(new Error(`Missing implementation for ${this.id} custom source`)));const{url:s}=n;this.reparseOverscaled=!0,this.scheme="zxy",this.tileSize=512,this._loaded=!1,this.type="vector",this._protocol=new ht,this.tiles=[`pmtiles://${s}/{z}/{x}/{y}`];const c=new k(s);this._protocol.add(c),this._instance=c}static async getMetadata(e){return new k(e).getMetadata()}zoomToExtent(){const{minZoom:e,maxZoom:r,minLon:n,minLat:i,maxLon:o,maxLat:s,centerZoom:c,centerLon:h,centerLat:l}=this.header;e!=null&&r!=null&&n!=null&&i!=null&&o!=null&&s!=null&&this.map.fitBounds([l,h],{maxZoom:c})}hasTile(e){return!this.tileBounds||this.tileBounds.contains(e.canonical)}load(e){this._loaded=!1,this.fire(new q("dataloading",{dataType:"source"})),this._tileJSONRequest=Promise.all([this._instance.getHeader(),this._instance.getMetadata()]).then(([r,n])=>{this.header=r;const{specVersion:i,clustered:o,tileType:s,minZoom:c,maxZoom:h,minLon:l,minLat:a,maxLon:u,maxLat:f,centerZoom:m,centerLon:g,centerLat:x}=r;switch(c!=null&&h!=null&&l!=null&&a!=null&&u!=null&&f!=null&&(this.tileBounds=new Et([l,a,u,f],c,h),this.minzoom=c,this.maxzoom=h),this.maxzoom==null&&console.warn("The maxzoom parameter is not defined in the source json. This can cause memory leak. So make sure to define maxzoom in the layer"),this._tileJSONRequest=void 0,this._loaded=!0,Q(this,n),this.tileType=s,s){case M.Png:this.contentType="image/png";break;case M.Jpeg:this.contentType="image/jpeg";break;case M.Webp:this.contentType="image/webp";break;case M.Avif:this.contentType="image/avif";break}[M.Jpeg,M.Png].includes(this.tileType)?(this.loadTile=this.loadRasterTile,this.type="raster"):this.tileType===M.Mvt?(this.loadTile=this.loadVectorTile,this.type="vector"):this.fire(new ee(new Error("Unsupported Tile Type"))),this.fire(new q("data",{dataType:"source",sourceDataType:"metadata"})),this.fire(new q("data",{dataType:"source",sourceDataType:"content"}))}).catch(r=>{this.fire(new ee(r)),e&&e(r)})}loaded(){return this._loaded}loadVectorTile(e,r){var h,l,a;const n=(u,f)=>{var m,g;if(delete e.request,e.aborted)return r(null);if(u&&u.status!==404)return r(u);f&&f.resourceTiming&&(e.resourceTiming=f.resourceTiming),(m=this.map)!=null&&m._refreshExpiredTiles&&f&&e.setExpiryData(f),e.loadVectorData(f,(g=this.map)==null?void 0:g.painter),r(null),e.reloadCallback&&(this.loadVectorTile(e,e.reloadCallback),e.reloadCallback=null)},i=(h=this.map)==null?void 0:h._requestManager.normalizeTileURL(e.tileID.canonical.url(this.tiles,this.scheme)),o=(l=this.map)==null?void 0:l._requestManager.transformRequest(i,"Tile"),s={request:o,data:{},uid:e.uid,tileID:e.tileID,tileZoom:e.tileZoom,zoom:e.tileID.overscaledZ,tileSize:this.tileSize*e.tileID.overscaleFactor(),type:"vector",source:this.id,scope:this.scope,showCollisionBoxes:(a=this.map)==null?void 0:a.showCollisionBoxes,promoteId:this.promoteId,isSymbolTile:e.isSymbolTile,extraShadowCaster:e.isExtraShadowCaster},c=(u,f,m,g)=>{if(u||!f){n.call(this,u);return}s.data={cacheControl:m,expires:g,rawData:f},this.map._refreshExpiredTiles&&e.setExpiryData({cacheControl:m,expires:g}),e.actor&&e.actor.send("loadTile",s,n.bind(this),void 0,!0)};!e.actor||e.state==="expired"?(e.actor=this._tileWorkers[i]=this._tileWorkers[i]||this.dispatcher.getActor(),e.request=this._protocol.tile({...o},c)):e.state==="loading"?e.reloadCallback=r:e.request=this._protocol.tile({...e,url:i},c)}loadRasterTileData(e,r){e.setTexture(r,this.map.painter)}loadRasterTile(e,r){var c,h;const n=({data:l,cacheControl:a,expires:u})=>{if(delete e.request,e.aborted)return r(null);if(l==null){const m={width:this.tileSize,height:this.tileSize,data:null};return this.loadRasterTileData(e,m),e.state="loaded",r(null)}l&&l.resourceTiming&&(e.resourceTiming=l.resourceTiming),this.map._refreshExpiredTiles&&e.setExpiryData({cacheControl:a,expires:u});const f=new window.Blob([new Uint8Array(l)],{type:"image/png"});window.createImageBitmap(f).then(m=>{this.loadRasterTileData(e,m),e.state="loaded",r(null)}).catch(m=>(e.state="errored",r(new Error(`Can't infer data type for ${this.id}, only raster data supported at the moment. ${m}`))))},i=(c=this.map)==null?void 0:c._requestManager.normalizeTileURL(e.tileID.canonical.url(this.tiles,this.scheme)),o=(h=this.map)==null?void 0:h._requestManager.transformRequest(i,"Tile"),s=new AbortController;e.request={cancel:()=>s.abort()},this._protocol.tile(o,s).then(n.bind(this)).catch(l=>{l.code!==20&&(e.state="errored",r(l))})}};te.SOURCE_TYPE=Ee;let K=te;E.PmTilesSource=K,E.SOURCE_TYPE=Ee,E.default=K,Object.defineProperties(E,{__esModule:{value:!0},[Symbol.toStringTag]:{value:"Module"}})});