diff --git a/cmd/example/index.html b/cmd/example/index.html
index 6b3e72b..2758566 100644
--- a/cmd/example/index.html
+++ b/cmd/example/index.html
@@ -15,17 +15,12 @@
var tile_url = document.body.getAttribute("data-protomaps-tile-url");
const map = L.map('map');
+ map.setView([37.61799, -122.370943], 14);
- const p = new protomaps.PMTiles(tile_url);
-
- p.metadata().then(m => {
- let bounds_str = m.bounds.split(',')
- let bounds = [[+bounds_str[1],+bounds_str[0]],[+bounds_str[3],+bounds_str[2]]]
-
- var layer = protomaps.leafletLayer({url: tile_url, bounds:bounds});
- layer.addTo(map);
- map.fitBounds(bounds)
- });
+ console.log(tile_url);
+
+ var layer = protomaps.leafletLayer({url:tile_url})
+ layer.addTo(map);
new L.Hash(map);
diff --git a/cmd/example/sfo.pmtiles b/cmd/example/sfo.pmtiles
index cdfba04..b3f6303 100644
Binary files a/cmd/example/sfo.pmtiles and b/cmd/example/sfo.pmtiles differ
diff --git a/static/javascript/protomaps.js b/static/javascript/protomaps.js
index 53d5552..f7b3f23 100644
--- a/static/javascript/protomaps.js
+++ b/static/javascript/protomaps.js
@@ -39,28 +39,24 @@ var protomaps = (() => {
var __toModule = (module) => {
return __reExport(__markAsModule(__defProp(module != null ? __create(__getProtoOf(module)) : {}, "default", module && module.__esModule && "default" in module ? { get: () => module.default, enumerable: true } : { value: module, enumerable: true })), module);
};
- var __publicField = (obj, key, value) => {
- __defNormalProp(obj, typeof key !== "symbol" ? key + "" : key, value);
- return value;
- };
var __async = (__this, __arguments, generator) => {
return new Promise((resolve, reject) => {
var fulfilled = (value) => {
try {
- step(generator.next(value));
+ step2(generator.next(value));
} catch (e2) {
reject(e2);
}
};
var rejected = (value) => {
try {
- step(generator.throw(value));
+ step2(generator.throw(value));
} catch (e2) {
reject(e2);
}
};
- var step = (x) => x.done ? resolve(x.value) : Promise.resolve(x.value).then(fulfilled, rejected);
- step((generator = generator.apply(__this, __arguments)).next());
+ var step2 = (x2) => x2.done ? resolve(x2.value) : Promise.resolve(x2.value).then(fulfilled, rejected);
+ step2((generator = generator.apply(__this, __arguments)).next());
});
};
@@ -68,14 +64,14 @@ var protomaps = (() => {
var require_point_geometry = __commonJS({
"node_modules/@mapbox/point-geometry/index.js"(exports, module) {
"use strict";
- module.exports = Point7;
- function Point7(x, y) {
- this.x = x;
+ module.exports = Point9;
+ function Point9(x2, y) {
+ this.x = x2;
this.y = y;
}
- Point7.prototype = {
+ Point9.prototype = {
clone: function() {
- return new Point7(this.x, this.y);
+ return new Point9(this.x, this.y);
},
add: function(p2) {
return this.clone()._add(p2);
@@ -135,12 +131,12 @@ var protomaps = (() => {
angleWith: function(b) {
return this.angleWithSep(b.x, b.y);
},
- angleWithSep: function(x, y) {
- return Math.atan2(this.x * y - this.y * x, this.x * x + this.y * y);
+ angleWithSep: function(x2, y) {
+ return Math.atan2(this.x * y - this.y * x2, this.x * x2 + this.y * y);
},
_matMult: function(m) {
- var x = m[0] * this.x + m[1] * this.y, y = m[2] * this.x + m[3] * this.y;
- this.x = x;
+ var x2 = m[0] * this.x + m[1] * this.y, y = m[2] * this.x + m[3] * this.y;
+ this.x = x2;
this.y = y;
return this;
},
@@ -185,14 +181,14 @@ var protomaps = (() => {
return this;
},
_rotate: function(angle) {
- var cos = Math.cos(angle), sin = Math.sin(angle), x = cos * this.x - sin * this.y, y = sin * this.x + cos * this.y;
- this.x = x;
+ var cos = Math.cos(angle), sin = Math.sin(angle), x2 = cos * this.x - sin * this.y, y = sin * this.x + cos * this.y;
+ this.x = x2;
this.y = y;
return this;
},
_rotateAround: function(angle, p2) {
- var cos = Math.cos(angle), sin = Math.sin(angle), x = p2.x + cos * (this.x - p2.x) - sin * (this.y - p2.y), y = p2.y + sin * (this.x - p2.x) + cos * (this.y - p2.y);
- this.x = x;
+ var cos = Math.cos(angle), sin = Math.sin(angle), x2 = p2.x + cos * (this.x - p2.x) - sin * (this.y - p2.y), y = p2.y + sin * (this.x - p2.x) + cos * (this.y - p2.y);
+ this.x = x2;
this.y = y;
return this;
},
@@ -202,12 +198,12 @@ var protomaps = (() => {
return this;
}
};
- Point7.convert = function(a2) {
- if (a2 instanceof Point7) {
+ Point9.convert = function(a2) {
+ if (a2 instanceof Point9) {
return a2;
}
if (Array.isArray(a2)) {
- return new Point7(a2[0], a2[1]);
+ return new Point9(a2[0], a2[1]);
}
return a2;
};
@@ -218,7 +214,7 @@ var protomaps = (() => {
var require_vectortilefeature = __commonJS({
"node_modules/@mapbox/vector-tile/lib/vectortilefeature.js"(exports, module) {
"use strict";
- var Point7 = require_point_geometry();
+ var Point9 = require_point_geometry();
module.exports = VectorTileFeature;
function VectorTileFeature(pbf, end, extent, keys, values) {
this.properties = {};
@@ -251,7 +247,7 @@ var protomaps = (() => {
VectorTileFeature.prototype.loadGeometry = function() {
var pbf = this._pbf;
pbf.pos = this._geometry;
- var end = pbf.readVarint() + pbf.pos, cmd = 1, length = 0, x = 0, y = 0, lines = [], line;
+ var end = pbf.readVarint() + pbf.pos, cmd = 1, length = 0, x2 = 0, y = 0, lines = [], line;
while (pbf.pos < end) {
if (length <= 0) {
var cmdLen = pbf.readVarint();
@@ -260,14 +256,14 @@ var protomaps = (() => {
}
length--;
if (cmd === 1 || cmd === 2) {
- x += pbf.readSVarint();
+ x2 += pbf.readSVarint();
y += pbf.readSVarint();
if (cmd === 1) {
if (line)
lines.push(line);
line = [];
}
- line.push(new Point7(x, y));
+ line.push(new Point9(x2, y));
} else if (cmd === 7) {
if (line) {
line.push(line[0].clone());
@@ -283,7 +279,7 @@ var protomaps = (() => {
VectorTileFeature.prototype.bbox = function() {
var pbf = this._pbf;
pbf.pos = this._geometry;
- var end = pbf.readVarint() + pbf.pos, cmd = 1, length = 0, x = 0, y = 0, x1 = Infinity, x2 = -Infinity, y1 = Infinity, y2 = -Infinity;
+ var end = pbf.readVarint() + pbf.pos, cmd = 1, length = 0, x2 = 0, y = 0, x1 = Infinity, x22 = -Infinity, y1 = Infinity, y2 = -Infinity;
while (pbf.pos < end) {
if (length <= 0) {
var cmdLen = pbf.readVarint();
@@ -292,12 +288,12 @@ var protomaps = (() => {
}
length--;
if (cmd === 1 || cmd === 2) {
- x += pbf.readSVarint();
+ x2 += pbf.readSVarint();
y += pbf.readSVarint();
- if (x < x1)
- x1 = x;
- if (x > x2)
- x2 = x;
+ if (x2 < x1)
+ x1 = x2;
+ if (x2 > x22)
+ x22 = x2;
if (y < y1)
y1 = y;
if (y > y2)
@@ -306,10 +302,10 @@ var protomaps = (() => {
throw new Error("unknown command " + cmd);
}
}
- return [x1, y1, x2, y2];
+ return [x1, y1, x22, y2];
};
- VectorTileFeature.prototype.toGeoJSON = function(x, y, z2) {
- var size = this.extent * Math.pow(2, z2), x0 = this.extent * x, y0 = this.extent * y, coords = this.loadGeometry(), type = VectorTileFeature.types[this.type], i2, j;
+ VectorTileFeature.prototype.toGeoJSON = function(x2, y, z2) {
+ var size = this.extent * Math.pow(2, z2), x0 = this.extent * x2, y0 = this.extent * y, coords = this.loadGeometry(), type = VectorTileFeature.types[this.type], i2, j;
function project3(line) {
for (var j2 = 0; j2 < line.length; j2++) {
var p2 = line[j2], y2 = 180 - (p2.y + y0) * 360 / size;
@@ -644,7 +640,7 @@ var protomaps = (() => {
return val;
b = buf[this.pos];
val |= (b & 15) << 28;
- return readVarintRemainder(val, isSigned, this);
+ return readVarintRemainder2(val, isSigned, this);
},
readVarint64: function() {
return this.readVarint(true);
@@ -955,38 +951,38 @@ var protomaps = (() => {
this.writeVarintField(tag, Boolean(val));
}
};
- function readVarintRemainder(l2, s2, p2) {
+ function readVarintRemainder2(l2, s2, p2) {
var buf = p2.buf, h, b;
b = buf[p2.pos++];
h = (b & 112) >> 4;
if (b < 128)
- return toNum(l2, h, s2);
+ return toNum2(l2, h, s2);
b = buf[p2.pos++];
h |= (b & 127) << 3;
if (b < 128)
- return toNum(l2, h, s2);
+ return toNum2(l2, h, s2);
b = buf[p2.pos++];
h |= (b & 127) << 10;
if (b < 128)
- return toNum(l2, h, s2);
+ return toNum2(l2, h, s2);
b = buf[p2.pos++];
h |= (b & 127) << 17;
if (b < 128)
- return toNum(l2, h, s2);
+ return toNum2(l2, h, s2);
b = buf[p2.pos++];
h |= (b & 127) << 24;
if (b < 128)
- return toNum(l2, h, s2);
+ return toNum2(l2, h, s2);
b = buf[p2.pos++];
h |= (b & 1) << 31;
if (b < 128)
- return toNum(l2, h, s2);
+ return toNum2(l2, h, s2);
throw new Error("Expected varint not more than 10 bytes");
}
function readPackedEnd(pbf) {
return pbf.type === Pbf.Bytes ? pbf.readVarint() + pbf.pos : pbf.pos + 1;
}
- function toNum(low, high, isSigned) {
+ function toNum2(low, high, isSigned) {
if (isSigned) {
return high * 4294967296 + (low >>> 0);
}
@@ -1223,14 +1219,14 @@ var protomaps = (() => {
var o3 = a4 - e4 + 1, s3 = r4 - e4 + 1, l3 = Math.log(o3), f3 = 0.5 * Math.exp(2 * l3 / 3), u3 = 0.5 * Math.sqrt(l3 * f3 * (o3 - f3) / o3) * (s3 - o3 / 2 < 0 ? -1 : 1), m2 = Math.max(e4, Math.floor(r4 - s3 * f3 / o3 + u3)), c3 = Math.min(a4, Math.floor(r4 + (o3 - s3) * f3 / o3 + u3));
t4(n3, r4, m2, c3, h3);
}
- var p3 = n3[r4], d2 = e4, x = a4;
- for (i2(n3, e4, r4), h3(n3[a4], p3) > 0 && i2(n3, e4, a4); d2 < x; ) {
- for (i2(n3, d2, x), d2++, x--; h3(n3[d2], p3) < 0; )
+ var p3 = n3[r4], d2 = e4, x2 = a4;
+ for (i2(n3, e4, r4), h3(n3[a4], p3) > 0 && i2(n3, e4, a4); d2 < x2; ) {
+ for (i2(n3, d2, x2), d2++, x2--; h3(n3[d2], p3) < 0; )
d2++;
- for (; h3(n3[x], p3) > 0; )
- x--;
+ for (; h3(n3[x2], p3) > 0; )
+ x2--;
}
- h3(n3[e4], p3) === 0 ? i2(n3, e4, x) : i2(n3, ++x, a4), x <= r4 && (e4 = x + 1), r4 <= x && (a4 = x - 1);
+ h3(n3[e4], p3) === 0 ? i2(n3, e4, x2) : i2(n3, ++x2, a4), x2 <= r4 && (e4 = x2 + 1), r4 <= x2 && (a4 = x2 - 1);
}
}(t3, r3, e3 || 0, a3 || t3.length - 1, h2 || n2);
}
@@ -1416,7 +1412,7 @@ var protomaps = (() => {
this.data = p2([t3, i3]), this.data.height = t3.height + 1, this.data.leaf = false, a2(this.data, this.toBBox);
}, r2.prototype._chooseSplitIndex = function(t3, i3, n3) {
for (var r3, e3, a3, o3, s3, l3, u3, m2 = 1 / 0, c3 = 1 / 0, p3 = i3; p3 <= n3 - i3; p3++) {
- var d2 = h(t3, 0, p3, this.toBBox), x = h(t3, p3, n3, this.toBBox), v = (e3 = d2, a3 = x, o3 = void 0, s3 = void 0, l3 = void 0, u3 = void 0, o3 = Math.max(e3.minX, a3.minX), s3 = Math.max(e3.minY, a3.minY), l3 = Math.min(e3.maxX, a3.maxX), u3 = Math.min(e3.maxY, a3.maxY), Math.max(0, l3 - o3) * Math.max(0, u3 - s3)), M = f2(d2) + f2(x);
+ var d2 = h(t3, 0, p3, this.toBBox), x2 = h(t3, p3, n3, this.toBBox), v = (e3 = d2, a3 = x2, o3 = void 0, s3 = void 0, l3 = void 0, u3 = void 0, o3 = Math.max(e3.minX, a3.minX), s3 = Math.max(e3.minY, a3.minY), l3 = Math.min(e3.maxX, a3.maxX), u3 = Math.min(e3.maxY, a3.maxY), Math.max(0, l3 - o3) * Math.max(0, u3 - s3)), M = f2(d2) + f2(x2);
v < m2 ? (m2 = v, r3 = p3, c3 = M < c3 ? M : c3) : v === m2 && M < c3 && (c3 = M, r3 = p3);
}
return r3 || n3 - i3;
@@ -1445,6 +1441,12 @@ var protomaps = (() => {
}
});
+ // src/types/unitbezier.d.ts
+ var require_unitbezier_d = __commonJS({
+ "src/types/unitbezier.d.ts"() {
+ }
+ });
+
// node_modules/tinyqueue/tinyqueue.js
var require_tinyqueue = __commonJS({
"node_modules/tinyqueue/tinyqueue.js"(exports, module) {
@@ -1452,14 +1454,14 @@ var protomaps = (() => {
typeof exports === "object" && typeof module !== "undefined" ? module.exports = factory() : typeof define === "function" && define.amd ? define(factory) : (global = global || self, global.TinyQueue = factory());
})(exports, function() {
"use strict";
- var TinyQueue = function TinyQueue2(data, compare) {
+ var TinyQueue = function TinyQueue2(data, compare2) {
if (data === void 0)
data = [];
- if (compare === void 0)
- compare = defaultCompare;
+ if (compare2 === void 0)
+ compare2 = defaultCompare;
this.data = data;
this.length = this.data.length;
- this.compare = compare;
+ this.compare = compare2;
if (this.length > 0) {
for (var i2 = (this.length >> 1) - 1; i2 >= 0; i2--) {
this._down(i2);
@@ -1490,12 +1492,12 @@ var protomaps = (() => {
TinyQueue.prototype._up = function _up(pos) {
var ref = this;
var data = ref.data;
- var compare = ref.compare;
+ var compare2 = ref.compare;
var item = data[pos];
while (pos > 0) {
var parent = pos - 1 >> 1;
var current = data[parent];
- if (compare(item, current) >= 0) {
+ if (compare2(item, current) >= 0) {
break;
}
data[pos] = current;
@@ -1506,18 +1508,18 @@ var protomaps = (() => {
TinyQueue.prototype._down = function _down(pos) {
var ref = this;
var data = ref.data;
- var compare = ref.compare;
+ var compare2 = ref.compare;
var halfLength = this.length >> 1;
var item = data[pos];
while (pos < halfLength) {
var left = (pos << 1) + 1;
var best = data[left];
var right = left + 1;
- if (right < this.length && compare(data[right], best) < 0) {
+ if (right < this.length && compare2(data[right], best) < 0) {
left = right;
best = data[right];
}
- if (compare(best, item) >= 0) {
+ if (compare2(best, item) >= 0) {
break;
}
data[pos] = best;
@@ -1566,9 +1568,9 @@ var protomaps = (() => {
return degeneratePoleOfInaccessibility;
}
var cellQueue = new Queue(void 0, compareMax);
- for (var x = minX; x < maxX; x += cellSize) {
+ for (var x2 = minX; x2 < maxX; x2 += cellSize) {
for (var y = minY; y < maxY; y += cellSize) {
- cellQueue.push(new Cell(x + h, y + h, h, polygon));
+ cellQueue.push(new Cell(x2 + h, y + h, h, polygon));
}
}
var bestCell = getCentroidCell(polygon);
@@ -1603,14 +1605,14 @@ var protomaps = (() => {
function compareMax(a2, b) {
return b.max - a2.max;
}
- function Cell(x, y, h, polygon) {
- this.x = x;
+ function Cell(x2, y, h, polygon) {
+ this.x = x2;
this.y = y;
this.h = h;
- this.d = pointToPolygonDist(x, y, polygon);
+ this.d = pointToPolygonDist(x2, y, polygon);
this.max = this.d + this.h * Math.SQRT2;
}
- function pointToPolygonDist(x, y, polygon) {
+ function pointToPolygonDist(x2, y, polygon) {
var inside = false;
var minDistSq = Infinity;
for (var k = 0; k < polygon.length; k++) {
@@ -1618,459 +1620,1354 @@ var protomaps = (() => {
for (var i2 = 0, len = ring.length, j = len - 1; i2 < len; j = i2++) {
var a2 = ring[i2];
var b = ring[j];
- if (a2[1] > y !== b[1] > y && x < (b[0] - a2[0]) * (y - a2[1]) / (b[1] - a2[1]) + a2[0])
+ if (a2[1] > y !== b[1] > y && x2 < (b[0] - a2[0]) * (y - a2[1]) / (b[1] - a2[1]) + a2[0])
inside = !inside;
- minDistSq = Math.min(minDistSq, getSegDistSq(x, y, a2, b));
+ minDistSq = Math.min(minDistSq, getSegDistSq(x2, y, a2, b));
}
}
return minDistSq === 0 ? 0 : (inside ? 1 : -1) * Math.sqrt(minDistSq);
}
function getCentroidCell(polygon) {
var area = 0;
- var x = 0;
+ var x2 = 0;
var y = 0;
var points = polygon[0];
for (var i2 = 0, len = points.length, j = len - 1; i2 < len; j = i2++) {
var a2 = points[i2];
var b = points[j];
var f2 = a2[0] * b[1] - b[0] * a2[1];
- x += (a2[0] + b[0]) * f2;
+ x2 += (a2[0] + b[0]) * f2;
y += (a2[1] + b[1]) * f2;
area += f2 * 3;
}
if (area === 0)
return new Cell(points[0][0], points[0][1], 0, polygon);
- return new Cell(x / area, y / area, 0, polygon);
+ return new Cell(x2 / area, y / area, 0, polygon);
}
function getSegDistSq(px, py, a2, b) {
- var x = a2[0];
+ var x2 = a2[0];
var y = a2[1];
- var dx = b[0] - x;
+ var dx = b[0] - x2;
var dy = b[1] - y;
if (dx !== 0 || dy !== 0) {
- var t2 = ((px - x) * dx + (py - y) * dy) / (dx * dx + dy * dy);
+ var t2 = ((px - x2) * dx + (py - y) * dy) / (dx * dx + dy * dy);
if (t2 > 1) {
- x = b[0];
+ x2 = b[0];
y = b[1];
} else if (t2 > 0) {
- x += dx * t2;
+ x2 += dx * t2;
y += dy * t2;
}
}
- dx = px - x;
+ dx = px - x2;
dy = py - y;
return dx * dx + dy * dy;
}
}
});
- // node_modules/linelabel/xy.js
- var require_xy = __commonJS({
- "node_modules/linelabel/xy.js"(exports, module) {
- module.exports = function(pts, max_angle_delta) {
- var chunks = [];
- var cur_angles = [null];
- var a2, b, c2, i2 = 0, n2 = 0, d = 0;
- var abmag = 0, bcmag = 0;
- var abx = 0, aby = 0;
- var bcx = 0, bcy = 0;
- var dt = 0;
- var i_start = 0;
- var d_start = 0;
- if (pts.length < 2)
- return [];
- if (pts.length === 2) {
- d = Math.sqrt(Math.pow(pts[1].x - pts[0].x, 2) + Math.pow(pts[1].y - pts[0].y, 2));
- return [{
- length: d,
- beginIndex: 0,
- beginDistance: 0,
- endIndex: 2,
- endDistance: d,
- angles: [null, null]
- }];
- }
- abmag = Math.sqrt(Math.pow(pts[1].x - pts[0].x, 2) + Math.pow(pts[1].y - pts[0].y, 2));
- for (i2 = 1, n2 = pts.length - 1; i2 < n2; i2++) {
- a2 = pts[i2 - 1];
- b = pts[i2];
- c2 = pts[i2 + 1];
- abx = b.x - a2.x;
- aby = b.y - a2.y;
- bcx = c2.x - b.x;
- bcy = c2.y - b.y;
- bcmag = Math.sqrt(bcx * bcx + bcy * bcy);
- d += abmag;
- dt = Math.acos((abx * bcx + aby * bcy) / (abmag * bcmag));
- cur_angles.push(dt);
- if (dt > max_angle_delta) {
- chunks.push({
- length: d - d_start,
- beginDistance: d_start,
- beginIndex: i_start,
- endIndex: i2 + 1,
- endDistance: d,
- angles: cur_angles
- });
- i_start = i2;
- d_start = d;
- cur_angles = [dt];
- }
- abmag = bcmag;
- }
- cur_angles.push(null);
- if (i2 - i_start > 0) {
- chunks.push({
- length: d - d_start + bcmag,
- beginIndex: i_start,
- beginDistance: d_start,
- endIndex: i2 + 1,
- endDistance: d + bcmag,
- angles: cur_angles
- });
- }
- return chunks;
- };
- }
- });
-
// src/index.ts
var src_exports = {};
__export(src_exports, {
+ CenteredSymbolizer: () => CenteredSymbolizer,
CenteredTextSymbolizer: () => CenteredTextSymbolizer,
CircleSymbolizer: () => CircleSymbolizer,
FlexSymbolizer: () => FlexSymbolizer,
Font: () => Font,
+ GeomType: () => GeomType,
GroupSymbolizer: () => GroupSymbolizer,
IconSymbolizer: () => IconSymbolizer,
+ Index: () => Index,
+ Justify: () => Justify,
+ Labeler: () => Labeler,
+ Labelers: () => Labelers,
+ LineLabelPlacement: () => LineLabelPlacement,
LineLabelSymbolizer: () => LineLabelSymbolizer,
LineSymbolizer: () => LineSymbolizer,
+ OffsetSymbolizer: () => OffsetSymbolizer,
OffsetTextSymbolizer: () => OffsetTextSymbolizer,
PMTiles: () => PMTiles,
+ Padding: () => Padding,
+ PmtilesSource: () => PmtilesSource,
PolygonLabelSymbolizer: () => PolygonLabelSymbolizer,
PolygonSymbolizer: () => PolygonSymbolizer,
+ Sheet: () => Sheet,
ShieldSymbolizer: () => ShieldSymbolizer,
- Sprites: () => Sprites,
Static: () => Static,
+ TextPlacements: () => TextPlacements,
+ TextSymbolizer: () => TextSymbolizer,
+ TileCache: () => TileCache,
+ View: () => View,
+ ZxySource: () => ZxySource,
arr: () => arr,
+ covering: () => covering,
createPattern: () => createPattern,
+ cubicBezier: () => cubicBezier,
dark: () => dark,
exp: () => exp,
filterFn: () => filterFn,
getFont: () => getFont,
+ getZoom: () => getZoom,
+ isCCW: () => isCCW,
+ isInRing: () => isInRing,
json_style: () => json_style,
labelRules: () => labelRules,
leafletLayer: () => leafletLayer,
light: () => light,
+ linear: () => linear,
numberFn: () => numberFn,
numberOrFn: () => numberOrFn,
paintRules: () => paintRules,
- widthFn: () => widthFn
+ painter: () => painter,
+ pointInPolygon: () => pointInPolygon,
+ pointMinDistToLines: () => pointMinDistToLines,
+ pointMinDistToPoints: () => pointMinDistToPoints,
+ sourcesToViews: () => sourcesToViews,
+ step: () => step,
+ toIndex: () => toIndex,
+ transformGeom: () => transformGeom,
+ widthFn: () => widthFn,
+ wrap: () => wrap
});
// src/frontends/static.ts
- var import_point_geometry5 = __toModule(require_point_geometry());
+ var import_point_geometry7 = __toModule(require_point_geometry());
+
+ // src/view.ts
+ var import_point_geometry2 = __toModule(require_point_geometry());
// src/tilecache.ts
var import_point_geometry = __toModule(require_point_geometry());
var import_vector_tile = __toModule(require_vector_tile());
var import_pbf = __toModule(require_pbf());
- // node_modules/pmtiles/index.mjs
- var shift = (number, shift2) => {
- return number * Math.pow(2, shift2);
- };
- var getUint24 = (dataview, pos) => {
- return shift(dataview.getUint16(pos + 1, true), 8) + dataview.getUint8(pos, true);
+ // node_modules/pmtiles/dist/index.mjs
+ var __async2 = (__this, __arguments, generator) => {
+ return new Promise((resolve, reject) => {
+ var fulfilled = (value) => {
+ try {
+ step2(generator.next(value));
+ } catch (e2) {
+ reject(e2);
+ }
+ };
+ var rejected = (value) => {
+ try {
+ step2(generator.throw(value));
+ } catch (e2) {
+ reject(e2);
+ }
+ };
+ var step2 = (x2) => x2.done ? resolve(x2.value) : Promise.resolve(x2.value).then(fulfilled, rejected);
+ step2((generator = generator.apply(__this, __arguments)).next());
+ });
};
- var getUint48 = (dataview, pos) => {
- return shift(dataview.getUint32(pos + 2, true), 16) + dataview.getUint16(pos, true);
+ var u8 = Uint8Array;
+ var u16 = Uint16Array;
+ var u32 = Uint32Array;
+ var fleb = new u8([0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 5, 0, 0, 0, 0]);
+ var fdeb = new u8([0, 0, 0, 0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12, 12, 13, 13, 0, 0]);
+ var clim = new u8([16, 17, 18, 0, 8, 7, 9, 6, 10, 5, 11, 4, 12, 3, 13, 2, 14, 1, 15]);
+ var freb = function(eb, start) {
+ var b = new u16(31);
+ for (var i2 = 0; i2 < 31; ++i2) {
+ b[i2] = start += 1 << eb[i2 - 1];
+ }
+ var r2 = new u32(b[30]);
+ for (var i2 = 1; i2 < 30; ++i2) {
+ for (var j = b[i2]; j < b[i2 + 1]; ++j) {
+ r2[j] = j - b[i2] << 5 | i2;
+ }
+ }
+ return [b, r2];
};
- var parseHeader = (dataview) => {
- var magic = dataview.getUint16(0, true);
- var version = dataview.getUint16(2, true);
- var json_size = dataview.getUint32(4, true);
- var root_entries = dataview.getUint16(8, true);
- return { version, json_size, root_entries };
+ var _a = freb(fleb, 2);
+ var fl = _a[0];
+ var revfl = _a[1];
+ fl[28] = 258, revfl[258] = 28;
+ var _b = freb(fdeb, 0);
+ var fd = _b[0];
+ var revfd = _b[1];
+ var rev = new u16(32768);
+ for (var i2 = 0; i2 < 32768; ++i2) {
+ x = (i2 & 43690) >>> 1 | (i2 & 21845) << 1;
+ x = (x & 52428) >>> 2 | (x & 13107) << 2;
+ x = (x & 61680) >>> 4 | (x & 3855) << 4;
+ rev[i2] = ((x & 65280) >>> 8 | (x & 255) << 8) >>> 1;
+ }
+ var x;
+ var hMap = function(cd, mb, r2) {
+ var s2 = cd.length;
+ var i2 = 0;
+ var l2 = new u16(mb);
+ for (; i2 < s2; ++i2) {
+ if (cd[i2])
+ ++l2[cd[i2] - 1];
+ }
+ var le = new u16(mb);
+ for (i2 = 0; i2 < mb; ++i2) {
+ le[i2] = le[i2 - 1] + l2[i2 - 1] << 1;
+ }
+ var co;
+ if (r2) {
+ co = new u16(1 << mb);
+ var rvb = 15 - mb;
+ for (i2 = 0; i2 < s2; ++i2) {
+ if (cd[i2]) {
+ var sv = i2 << 4 | cd[i2];
+ var r_1 = mb - cd[i2];
+ var v = le[cd[i2] - 1]++ << r_1;
+ for (var m = v | (1 << r_1) - 1; v <= m; ++v) {
+ co[rev[v] >>> rvb] = sv;
+ }
+ }
+ }
+ } else {
+ co = new u16(s2);
+ for (i2 = 0; i2 < s2; ++i2) {
+ if (cd[i2]) {
+ co[i2] = rev[le[cd[i2] - 1]++] >>> 15 - cd[i2];
+ }
+ }
+ }
+ return co;
};
- var bytesToMap = (dataview) => {
- let m = new Map();
- for (var i2 = 0; i2 < dataview.byteLength; i2 += 17) {
- var z_raw = dataview.getUint8(i2, true);
- var z2 = z_raw & 127;
- var is_dir = z_raw >> 7;
- var x = getUint24(dataview, i2 + 1);
- var y = getUint24(dataview, i2 + 4);
- var offset = getUint48(dataview, i2 + 7);
- var length = dataview.getUint32(i2 + 13, true);
- m.set(z2 + "_" + x + "_" + y, [offset, length, is_dir]);
+ var flt = new u8(288);
+ for (var i2 = 0; i2 < 144; ++i2)
+ flt[i2] = 8;
+ for (var i2 = 144; i2 < 256; ++i2)
+ flt[i2] = 9;
+ for (var i2 = 256; i2 < 280; ++i2)
+ flt[i2] = 7;
+ for (var i2 = 280; i2 < 288; ++i2)
+ flt[i2] = 8;
+ var fdt = new u8(32);
+ for (var i2 = 0; i2 < 32; ++i2)
+ fdt[i2] = 5;
+ var flrm = /* @__PURE__ */ hMap(flt, 9, 1);
+ var fdrm = /* @__PURE__ */ hMap(fdt, 5, 1);
+ var max = function(a2) {
+ var m = a2[0];
+ for (var i2 = 1; i2 < a2.length; ++i2) {
+ if (a2[i2] > m)
+ m = a2[i2];
}
return m;
};
- var PMTiles = class {
- constructor(url) {
- __publicField(this, "metadata", (func) => {
- return new Promise((resolve, reject) => {
- this.root.then((root) => {
- resolve(root.metadata);
- });
- });
- });
- __publicField(this, "getLeaf", (offset, len) => {
- return new Promise((resolve, reject) => {
- if (this.leaves.has(offset)) {
- this.leaves.get(offset)[0]++;
- resolve(this.leaves.get(offset)[1]);
- } else if (this.outstanding_requests.has(offset)) {
- this.outstanding_requests.get(offset).push(resolve);
- } else {
- this.outstanding_requests.set(offset, []);
- fetch(this.url, { headers: { Range: "bytes=" + offset + "-" + (offset + len - 1) } }).then((resp) => {
- return resp.arrayBuffer();
- }).then((buf) => {
- var map = bytesToMap(new DataView(buf), len / 17);
- if (this.leaves.size > 32) {
- var minStep = Infinity;
- var minKey = void 0;
- this.leaves.forEach((val, key) => {
- if (val[0] < minStep) {
- minStep = val[0];
- minKey = key;
- }
- });
- this.leaves.delete(minKey);
- }
- this.leaves.set(offset, [this.step++, map]);
- resolve(map);
- this.outstanding_requests.get(offset).forEach((f2) => f2(map));
- this.outstanding_requests.delete(offset);
- });
+ var bits = function(d, p2, m) {
+ var o2 = p2 / 8 | 0;
+ return (d[o2] | d[o2 + 1] << 8) >> (p2 & 7) & m;
+ };
+ var bits16 = function(d, p2) {
+ var o2 = p2 / 8 | 0;
+ return (d[o2] | d[o2 + 1] << 8 | d[o2 + 2] << 16) >> (p2 & 7);
+ };
+ var shft = function(p2) {
+ return (p2 + 7) / 8 | 0;
+ };
+ var slc = function(v, s2, e2) {
+ if (s2 == null || s2 < 0)
+ s2 = 0;
+ if (e2 == null || e2 > v.length)
+ e2 = v.length;
+ var n2 = new (v.BYTES_PER_ELEMENT == 2 ? u16 : v.BYTES_PER_ELEMENT == 4 ? u32 : u8)(e2 - s2);
+ n2.set(v.subarray(s2, e2));
+ return n2;
+ };
+ var ec = [
+ "unexpected EOF",
+ "invalid block type",
+ "invalid length/literal",
+ "invalid distance",
+ "stream finished",
+ "no stream handler",
+ ,
+ "no callback",
+ "invalid UTF-8 data",
+ "extra field too long",
+ "date not in range 1980-2099",
+ "filename too long",
+ "stream finishing",
+ "invalid zip data"
+ ];
+ var err = function(ind, msg, nt) {
+ var e2 = new Error(msg || ec[ind]);
+ e2.code = ind;
+ if (Error.captureStackTrace)
+ Error.captureStackTrace(e2, err);
+ if (!nt)
+ throw e2;
+ return e2;
+ };
+ var inflt = function(dat, buf, st) {
+ var sl = dat.length;
+ if (!sl || st && st.f && !st.l)
+ return buf || new u8(0);
+ var noBuf = !buf || st;
+ var noSt = !st || st.i;
+ if (!st)
+ st = {};
+ if (!buf)
+ buf = new u8(sl * 3);
+ var cbuf = function(l22) {
+ var bl = buf.length;
+ if (l22 > bl) {
+ var nbuf = new u8(Math.max(bl * 2, l22));
+ nbuf.set(buf);
+ buf = nbuf;
+ }
+ };
+ var final = st.f || 0, pos = st.p || 0, bt = st.b || 0, lm = st.l, dm = st.d, lbt = st.m, dbt = st.n;
+ var tbts = sl * 8;
+ do {
+ if (!lm) {
+ final = bits(dat, pos, 1);
+ var type = bits(dat, pos + 1, 3);
+ pos += 3;
+ if (!type) {
+ var s2 = shft(pos) + 4, l2 = dat[s2 - 4] | dat[s2 - 3] << 8, t2 = s2 + l2;
+ if (t2 > sl) {
+ if (noSt)
+ err(0);
+ break;
}
- });
- });
- __publicField(this, "getZxy", (z2, x, y) => {
- var strid = z2 + "_" + x + "_" + y;
- return this.root.then((root) => {
- if (root.dir.has(strid) && root.dir.get(strid)[2] == 0) {
- return root.dir.get(strid);
- } else {
- if (z2 >= 7) {
- var z7_tile_diff = z2 - 7;
- var z7_tile = [7, Math.trunc(x / (1 << z7_tile_diff)), Math.trunc(y / (1 << z7_tile_diff))];
- var z7_tile_str = z7_tile[0] + "_" + z7_tile[1] + "_" + z7_tile[2];
- if (root.dir.has(z7_tile_str) && root.dir.get(z7_tile_str)[2] == 1) {
- const val = root.dir.get(z7_tile_str);
- return this.getLeaf(val[0], val[1]).then((leafdir) => {
- if (leafdir.has(strid)) {
- return leafdir.get(strid);
- }
- return null;
- });
- }
- }
+ if (noBuf)
+ cbuf(bt + l2);
+ buf.set(dat.subarray(s2, t2), bt);
+ st.b = bt += l2, st.p = pos = t2 * 8, st.f = final;
+ continue;
+ } else if (type == 1)
+ lm = flrm, dm = fdrm, lbt = 9, dbt = 5;
+ else if (type == 2) {
+ var hLit = bits(dat, pos, 31) + 257, hcLen = bits(dat, pos + 10, 15) + 4;
+ var tl = hLit + bits(dat, pos + 5, 31) + 1;
+ pos += 14;
+ var ldt = new u8(tl);
+ var clt = new u8(19);
+ for (var i2 = 0; i2 < hcLen; ++i2) {
+ clt[clim[i2]] = bits(dat, pos + i2 * 3, 7);
}
- return null;
- });
- });
- __publicField(this, "transformRequest", (u2, t2, tile, done) => {
- if (u2.endsWith(".pmtiles") && done) {
- var tid = tile.tileID.canonical;
- var strid = tid.z + "_" + tid.x + "_" + tid.y;
- this.getZxy(tid.z, tid.x, tid.y).then((val) => {
- if (val) {
- done({ url: this.url, headers: { "Range": "bytes=" + val[0] + "-" + (val[0] + val[1] - 1) } });
+ pos += hcLen * 3;
+ var clb = max(clt), clbmsk = (1 << clb) - 1;
+ var clm = hMap(clt, clb, 1);
+ for (var i2 = 0; i2 < tl; ) {
+ var r2 = clm[bits(dat, pos, clbmsk)];
+ pos += r2 & 15;
+ var s2 = r2 >>> 4;
+ if (s2 < 16) {
+ ldt[i2++] = s2;
+ } else {
+ var c2 = 0, n2 = 0;
+ if (s2 == 16)
+ n2 = 3 + bits(dat, pos, 3), pos += 2, c2 = ldt[i2 - 1];
+ else if (s2 == 17)
+ n2 = 3 + bits(dat, pos, 7), pos += 3;
+ else if (s2 == 18)
+ n2 = 11 + bits(dat, pos, 127), pos += 7;
+ while (n2--)
+ ldt[i2++] = c2;
}
- });
+ }
+ var lt = ldt.subarray(0, hLit), dt = ldt.subarray(hLit);
+ lbt = max(lt);
+ dbt = max(dt);
+ lm = hMap(lt, lbt, 1);
+ dm = hMap(dt, dbt, 1);
+ } else
+ err(1);
+ if (pos > tbts) {
+ if (noSt)
+ err(0);
+ break;
}
- return { url: u2 };
- });
- __publicField(this, "leafletLayer", (options) => {
- const self2 = this;
- var cls = L.GridLayer.extend({
- createTile: function(coord, done) {
- var tile = document.createElement("img");
- var error;
- self2.getZxy(coord.z, coord.x, coord.y).then((result) => {
- if (result === null)
- return;
- fetch(self2.url, { headers: { Range: "bytes=" + result[0] + "-" + (result[0] + result[1] - 1) } }).then((resp) => {
- return resp.arrayBuffer();
- }).then((buf) => {
- var blob = new Blob([buf], { type: "image/png" });
- var imageUrl = window.URL.createObjectURL(blob);
- tile.src = imageUrl;
- done(error, tile);
- });
- });
- return tile;
- },
- _removeTile: function(key) {
- var tile = this._tiles[key];
- if (!tile) {
- return;
- }
- tile.el.width = 0;
- tile.el.height = 0;
- tile.el.deleted = true;
- L.DomUtil.remove(tile.el);
- delete this._tiles[key];
- this.fire("tileunload", {
- tile: tile.el,
- coords: this._keyToTileCoords(key)
- });
+ }
+ if (noBuf)
+ cbuf(bt + 131072);
+ var lms = (1 << lbt) - 1, dms = (1 << dbt) - 1;
+ var lpos = pos;
+ for (; ; lpos = pos) {
+ var c2 = lm[bits16(dat, pos) & lms], sym = c2 >>> 4;
+ pos += c2 & 15;
+ if (pos > tbts) {
+ if (noSt)
+ err(0);
+ break;
+ }
+ if (!c2)
+ err(2);
+ if (sym < 256)
+ buf[bt++] = sym;
+ else if (sym == 256) {
+ lpos = pos, lm = null;
+ break;
+ } else {
+ var add = sym - 254;
+ if (sym > 264) {
+ var i2 = sym - 257, b = fleb[i2];
+ add = bits(dat, pos, (1 << b) - 1) + fl[i2];
+ pos += b;
}
- });
- return new cls(options);
- });
- this.url = url;
- const controller = new AbortController();
- const signal = controller.signal;
- this.root = fetch(this.url, { signal, headers: { Range: "bytes=0-511999" } }).then((resp) => {
- if (resp.headers.get("Content-Length") != 512e3) {
- console.error("Content-Length mismatch indicates byte serving not supported; aborting.");
- controller.abort();
+ var d = dm[bits16(dat, pos) & dms], dsym = d >>> 4;
+ if (!d)
+ err(3);
+ pos += d & 15;
+ var dt = fd[dsym];
+ if (dsym > 3) {
+ var b = fdeb[dsym];
+ dt += bits16(dat, pos) & (1 << b) - 1, pos += b;
+ }
+ if (pos > tbts) {
+ if (noSt)
+ err(0);
+ break;
+ }
+ if (noBuf)
+ cbuf(bt + 131072);
+ var end = bt + add;
+ for (; bt < end; bt += 4) {
+ buf[bt] = buf[bt - dt];
+ buf[bt + 1] = buf[bt + 1 - dt];
+ buf[bt + 2] = buf[bt + 2 - dt];
+ buf[bt + 3] = buf[bt + 3 - dt];
+ }
+ bt = end;
}
- return resp.arrayBuffer();
- }).then((buf) => {
- const header = parseHeader(new DataView(buf, 0, 10));
- var dec = new TextDecoder("utf-8");
- return {
- metadata: JSON.parse(dec.decode(new DataView(buf, 10, header.json_size))),
- dir: bytesToMap(new DataView(buf, 10 + header.json_size, 17 * header.root_entries))
- };
- });
- this.step = 0;
- this.leaves = new Map();
- this.outstanding_requests = new Map();
+ }
+ st.l = lm, st.p = lpos, st.b = bt, st.f = final;
+ if (lm)
+ final = 1, st.m = lbt, st.d = dm, st.n = dbt;
+ } while (!final);
+ return bt == buf.length ? buf : slc(buf, 0, bt);
+ };
+ var et = /* @__PURE__ */ new u8(0);
+ var gzs = function(d) {
+ if (d[0] != 31 || d[1] != 139 || d[2] != 8)
+ err(6, "invalid gzip data");
+ var flg = d[3];
+ var st = 10;
+ if (flg & 4)
+ st += d[10] | (d[11] << 8) + 2;
+ for (var zs = (flg >> 3 & 1) + (flg >> 4 & 1); zs > 0; zs -= !d[st++])
+ ;
+ return st + (flg & 2);
+ };
+ var gzl = function(d) {
+ var l2 = d.length;
+ return (d[l2 - 4] | d[l2 - 3] << 8 | d[l2 - 2] << 16 | d[l2 - 1] << 24) >>> 0;
+ };
+ var zlv = function(d) {
+ if ((d[0] & 15) != 8 || d[0] >>> 4 > 7 || (d[0] << 8 | d[1]) % 31)
+ err(6, "invalid zlib data");
+ if (d[1] & 32)
+ err(6, "invalid zlib data: preset dictionaries not supported");
+ };
+ function inflateSync(data, out) {
+ return inflt(data, out);
+ }
+ function gunzipSync(data, out) {
+ return inflt(data.subarray(gzs(data), -8), out || new u8(gzl(data)));
+ }
+ function unzlibSync(data, out) {
+ return inflt((zlv(data), data.subarray(2, -4)), out);
+ }
+ function decompressSync(data, out) {
+ return data[0] == 31 && data[1] == 139 && data[2] == 8 ? gunzipSync(data, out) : (data[0] & 15) != 8 || data[0] >> 4 > 7 || (data[0] << 8 | data[1]) % 31 ? inflateSync(data, out) : unzlibSync(data, out);
+ }
+ var te = typeof TextEncoder != "undefined" && /* @__PURE__ */ new TextEncoder();
+ var td = typeof TextDecoder != "undefined" && /* @__PURE__ */ new TextDecoder();
+ var tds = 0;
+ try {
+ td.decode(et, { stream: true });
+ tds = 1;
+ } catch (e2) {
+ }
+ var mt = typeof queueMicrotask == "function" ? queueMicrotask : typeof setTimeout == "function" ? setTimeout : function(fn) {
+ fn();
+ };
+ var shift = (n2, shift2) => {
+ return n2 * Math.pow(2, shift2);
+ };
+ var unshift = (n2, shift2) => {
+ return Math.floor(n2 / Math.pow(2, shift2));
+ };
+ var getUint24 = (view, pos) => {
+ return shift(view.getUint16(pos + 1, true), 8) + view.getUint8(pos);
+ };
+ var getUint48 = (view, pos) => {
+ return shift(view.getUint32(pos + 2, true), 16) + view.getUint16(pos, true);
+ };
+ var compare = (tz, tx, ty, view, i2) => {
+ if (tz != view.getUint8(i2))
+ return tz - view.getUint8(i2);
+ const x2 = getUint24(view, i2 + 1);
+ if (tx != x2)
+ return tx - x2;
+ const y = getUint24(view, i2 + 4);
+ if (ty != y)
+ return ty - y;
+ return 0;
+ };
+ var queryLeafdir = (view, z2, x2, y) => {
+ const offset_len = queryView(view, z2 | 128, x2, y);
+ if (offset_len) {
+ return {
+ z: z2,
+ x: x2,
+ y,
+ offset: offset_len[0],
+ length: offset_len[1],
+ is_dir: true
+ };
}
+ return null;
};
-
- // src/tilecache.ts
- var GeomType;
- (function(GeomType2) {
- GeomType2[GeomType2["Point"] = 1] = "Point";
- GeomType2[GeomType2["Line"] = 2] = "Line";
- GeomType2[GeomType2["Polygon"] = 3] = "Polygon";
- })(GeomType || (GeomType = {}));
- function toIndex(c2) {
- return c2.x + ":" + c2.y + ":" + c2.z;
+ var queryTile = (view, z2, x2, y) => {
+ const offset_len = queryView(view, z2, x2, y);
+ if (offset_len) {
+ return {
+ z: z2,
+ x: x2,
+ y,
+ offset: offset_len[0],
+ length: offset_len[1],
+ is_dir: false
+ };
+ }
+ return null;
+ };
+ var queryView = (view, z2, x2, y) => {
+ let m = 0;
+ let n2 = view.byteLength / 17 - 1;
+ while (m <= n2) {
+ const k = n2 + m >> 1;
+ const cmp = compare(z2, x2, y, view, k * 17);
+ if (cmp > 0) {
+ m = k + 1;
+ } else if (cmp < 0) {
+ n2 = k - 1;
+ } else {
+ return [getUint48(view, k * 17 + 7), view.getUint32(k * 17 + 13, true)];
+ }
+ }
+ return null;
+ };
+ var entrySort = (a2, b) => {
+ if (a2.is_dir && !b.is_dir) {
+ return 1;
+ }
+ if (!a2.is_dir && b.is_dir) {
+ return -1;
+ }
+ if (a2.z !== b.z) {
+ return a2.z - b.z;
+ }
+ if (a2.x !== b.x) {
+ return a2.x - b.x;
+ }
+ return a2.y - b.y;
+ };
+ var parseEntry = (dataview, i2) => {
+ const z_raw = dataview.getUint8(i2 * 17);
+ const z2 = z_raw & 127;
+ return {
+ z: z2,
+ x: getUint24(dataview, i2 * 17 + 1),
+ y: getUint24(dataview, i2 * 17 + 4),
+ offset: getUint48(dataview, i2 * 17 + 7),
+ length: dataview.getUint32(i2 * 17 + 13, true),
+ is_dir: z_raw >> 7 === 1
+ };
+ };
+ var sortDir = (a2) => {
+ const entries = [];
+ const view = new DataView(a2);
+ for (let i2 = 0; i2 < view.byteLength / 17; i2++) {
+ entries.push(parseEntry(view, i2));
+ }
+ return createDirectory(entries);
+ };
+ var createDirectory = (entries) => {
+ entries.sort(entrySort);
+ const buffer = new ArrayBuffer(17 * entries.length);
+ const arr2 = new Uint8Array(buffer);
+ for (let i2 = 0; i2 < entries.length; i2++) {
+ const entry = entries[i2];
+ let z2 = entry.z;
+ if (entry.is_dir)
+ z2 = z2 | 128;
+ arr2[i2 * 17] = z2;
+ arr2[i2 * 17 + 1] = entry.x & 255;
+ arr2[i2 * 17 + 2] = entry.x >> 8 & 255;
+ arr2[i2 * 17 + 3] = entry.x >> 16 & 255;
+ arr2[i2 * 17 + 4] = entry.y & 255;
+ arr2[i2 * 17 + 5] = entry.y >> 8 & 255;
+ arr2[i2 * 17 + 6] = entry.y >> 16 & 255;
+ arr2[i2 * 17 + 7] = entry.offset & 255;
+ arr2[i2 * 17 + 8] = unshift(entry.offset, 8) & 255;
+ arr2[i2 * 17 + 9] = unshift(entry.offset, 16) & 255;
+ arr2[i2 * 17 + 10] = unshift(entry.offset, 24) & 255;
+ arr2[i2 * 17 + 11] = unshift(entry.offset, 32) & 255;
+ arr2[i2 * 17 + 12] = unshift(entry.offset, 48) & 255;
+ arr2[i2 * 17 + 13] = entry.length & 255;
+ arr2[i2 * 17 + 14] = entry.length >> 8 & 255;
+ arr2[i2 * 17 + 15] = entry.length >> 16 & 255;
+ arr2[i2 * 17 + 16] = entry.length >> 24 & 255;
+ }
+ return buffer;
+ };
+ var deriveLeaf = (view, tile) => {
+ if (view.byteLength < 17)
+ return null;
+ const numEntries = view.byteLength / 17;
+ const entry = parseEntry(view, numEntries - 1);
+ if (entry.is_dir) {
+ let leaf_level = entry.z;
+ const level_diff = tile.z - leaf_level;
+ const leaf_x = Math.trunc(tile.x / (1 << level_diff));
+ const leaf_y = Math.trunc(tile.y / (1 << level_diff));
+ return { z: leaf_level, x: leaf_x, y: leaf_y };
+ }
+ return null;
+ };
+ function getHeader(source) {
+ return __async2(this, null, function* () {
+ let resp = yield source.getBytes(0, 512e3);
+ const dataview = new DataView(resp.data);
+ const json_size = dataview.getUint32(4, true);
+ const root_entries = dataview.getUint16(8, true);
+ const dec = new TextDecoder("utf-8");
+ const json_metadata = JSON.parse(dec.decode(new DataView(resp.data, 10, json_size)));
+ let tile_compression = Compression.Unknown;
+ if (json_metadata.compression === "gzip") {
+ tile_compression = Compression.Gzip;
+ }
+ let minzoom = 0;
+ if ("minzoom" in json_metadata) {
+ minzoom = +json_metadata.minzoom;
+ }
+ let maxzoom = 0;
+ if ("maxzoom" in json_metadata) {
+ maxzoom = +json_metadata.maxzoom;
+ }
+ let center_lon = 0;
+ let center_lat = 0;
+ let center_zoom = 0;
+ let min_lon = -180;
+ let min_lat = -85;
+ let max_lon = 180;
+ let max_lat = 85;
+ if (json_metadata.bounds) {
+ let split = json_metadata.bounds.split(",");
+ min_lon = +split[0];
+ min_lat = +split[1];
+ max_lon = +split[2];
+ max_lat = +split[3];
+ }
+ if (json_metadata.center) {
+ let split = json_metadata.center.split(",");
+ center_lon = +split[0];
+ center_lat = +split[1];
+ center_zoom = +split[2];
+ }
+ const header = {
+ specVersion: dataview.getUint16(2, true),
+ rootDirectoryOffset: 10 + json_size,
+ rootDirectoryLength: root_entries * 17,
+ jsonMetadataOffset: 10,
+ jsonMetadataLength: json_size,
+ leafDirectoryOffset: 0,
+ leafDirectoryLength: void 0,
+ tileDataOffset: 0,
+ tileDataLength: void 0,
+ numAddressedTiles: 0,
+ numTileEntries: 0,
+ numTileContents: 0,
+ clustered: false,
+ internalCompression: Compression.None,
+ tileCompression: tile_compression,
+ tileType: TileType.Mvt,
+ minZoom: minzoom,
+ maxZoom: maxzoom,
+ minLon: min_lon,
+ minLat: min_lat,
+ maxLon: max_lon,
+ maxLat: max_lat,
+ centerZoom: center_zoom,
+ centerLon: center_lon,
+ centerLat: center_lat,
+ etag: resp.etag
+ };
+ return header;
+ });
}
- var loadGeomAndBbox = (pbf, geometry, scale) => {
- pbf.pos = geometry;
- var end = pbf.readVarint() + pbf.pos, cmd = 1, length = 0, x = 0, y = 0, x1 = Infinity, x2 = -Infinity, y1 = Infinity, y2 = -Infinity;
- var lines = [];
- var line;
- while (pbf.pos < end) {
- if (length <= 0) {
- var cmdLen = pbf.readVarint();
- cmd = cmdLen & 7;
- length = cmdLen >> 3;
+ function getZxy(header, source, cache, z2, x2, y, signal) {
+ return __async2(this, null, function* () {
+ let root_dir = yield cache.getArrayBuffer(source, header.rootDirectoryOffset, header.rootDirectoryLength, header);
+ if (header.specVersion === 1) {
+ root_dir = sortDir(root_dir);
}
- length--;
- if (cmd === 1 || cmd === 2) {
- x += pbf.readSVarint() * scale;
- y += pbf.readSVarint() * scale;
- if (x < x1)
- x1 = x;
- if (x > x2)
- x2 = x;
- if (y < y1)
- y1 = y;
- if (y > y2)
- y2 = y;
- if (cmd === 1) {
- if (line)
- lines.push(line);
- line = [];
+ const entry = queryTile(new DataView(root_dir), z2, x2, y);
+ if (entry) {
+ let resp = yield source.getBytes(entry.offset, entry.length, signal);
+ let tile_data = resp.data;
+ let view = new DataView(tile_data);
+ if (view.getUint8(0) == 31 && view.getUint8(1) == 139) {
+ tile_data = decompressSync(new Uint8Array(tile_data));
}
- line.push(new import_point_geometry.default(x, y));
- } else if (cmd === 7) {
- if (line)
- line.push(line[0].clone());
- } else
- throw new Error("unknown command " + cmd);
- }
- if (line)
- lines.push(line);
- return { geom: lines, bbox: { minX: x1, minY: y1, maxX: x2, maxY: y2 } };
+ return {
+ data: tile_data
+ };
+ }
+ const leafcoords = deriveLeaf(new DataView(root_dir), { z: z2, x: x2, y });
+ if (leafcoords) {
+ const leafdir_entry = queryLeafdir(new DataView(root_dir), leafcoords.z, leafcoords.x, leafcoords.y);
+ if (leafdir_entry) {
+ let leaf_dir = yield cache.getArrayBuffer(source, leafdir_entry.offset, leafdir_entry.length, header);
+ if (header.specVersion === 1) {
+ leaf_dir = sortDir(leaf_dir);
+ }
+ let tile_entry = queryTile(new DataView(leaf_dir), z2, x2, y);
+ if (tile_entry) {
+ let resp = yield source.getBytes(tile_entry.offset, tile_entry.length, signal);
+ let tile_data = resp.data;
+ let view = new DataView(tile_data);
+ if (view.getUint8(0) == 31 && view.getUint8(1) == 139) {
+ tile_data = decompressSync(new Uint8Array(tile_data));
+ }
+ return {
+ data: tile_data
+ };
+ }
+ }
+ }
+ return void 0;
+ });
+ }
+ var v2_default = {
+ getHeader,
+ getZxy
};
- function parseTile(buffer, tileSize) {
- let v = new import_vector_tile.VectorTile(new import_pbf.default(buffer));
- let result = new Map();
- for (let [key, value] of Object.entries(v.layers)) {
- let features = [];
- let layer = value;
- for (let i2 = 0; i2 < layer.length; i2++) {
- let result2 = loadGeomAndBbox(layer.feature(i2)._pbf, layer.feature(i2)._geometry, tileSize / layer.extent);
- let numVertices = 0;
- for (let part of result2.geom)
- numVertices += part.length;
- features.push({
- id: layer.feature(i2).id,
- geomType: layer.feature(i2).type,
- geom: result2.geom,
- numVertices,
- bbox: result2.bbox,
- properties: layer.feature(i2).properties
- });
+ function toNum(low, high) {
+ return (high >>> 0) * 4294967296 + (low >>> 0);
+ }
+ function readVarintRemainder(l2, p2) {
+ const buf = p2.buf;
+ let h, b;
+ b = buf[p2.pos++];
+ h = (b & 112) >> 4;
+ if (b < 128)
+ return toNum(l2, h);
+ b = buf[p2.pos++];
+ h |= (b & 127) << 3;
+ if (b < 128)
+ return toNum(l2, h);
+ b = buf[p2.pos++];
+ h |= (b & 127) << 10;
+ if (b < 128)
+ return toNum(l2, h);
+ b = buf[p2.pos++];
+ h |= (b & 127) << 17;
+ if (b < 128)
+ return toNum(l2, h);
+ b = buf[p2.pos++];
+ h |= (b & 127) << 24;
+ if (b < 128)
+ return toNum(l2, h);
+ b = buf[p2.pos++];
+ h |= (b & 1) << 31;
+ if (b < 128)
+ return toNum(l2, h);
+ throw new Error("Expected varint not more than 10 bytes");
+ }
+ function readVarint(p2) {
+ const buf = p2.buf;
+ let val, b;
+ b = buf[p2.pos++];
+ val = b & 127;
+ if (b < 128)
+ return val;
+ b = buf[p2.pos++];
+ val |= (b & 127) << 7;
+ if (b < 128)
+ return val;
+ b = buf[p2.pos++];
+ val |= (b & 127) << 14;
+ if (b < 128)
+ return val;
+ b = buf[p2.pos++];
+ val |= (b & 127) << 21;
+ if (b < 128)
+ return val;
+ b = buf[p2.pos];
+ val |= (b & 15) << 28;
+ return readVarintRemainder(val, p2);
+ }
+ function rotate(n2, xy, rx, ry) {
+ if (ry == 0) {
+ if (rx == 1) {
+ xy[0] = n2 - 1 - xy[0];
+ xy[1] = n2 - 1 - xy[1];
}
- result.set(key, features);
+ const t2 = xy[0];
+ xy[0] = xy[1];
+ xy[1] = t2;
}
- return result;
}
- var PmtilesSource = class {
- constructor(url) {
- if (url.url) {
- this.p = url;
+ function zxyToTileId(z2, x2, y) {
+ let acc = 0;
+ let tz = 0;
+ while (tz < z2) {
+ acc += (1 << tz) * (1 << tz);
+ tz++;
+ }
+ const n2 = 1 << z2;
+ let rx = 0;
+ let ry = 0;
+ let d = 0;
+ const xy = [x2, y];
+ let s2 = n2 / 2 >> 0;
+ while (s2 > 0) {
+ rx = (xy[0] & s2) > 0 ? 1 : 0;
+ ry = (xy[1] & s2) > 0 ? 1 : 0;
+ d += s2 * s2 * (3 * rx ^ ry);
+ rotate(s2, xy, rx, ry);
+ s2 = s2 / 2 >> 0;
+ }
+ return acc + d;
+ }
+ var ENTRY_SIZE_BYTES = 32;
+ var Compression;
+ (function(Compression2) {
+ Compression2[Compression2["Unknown"] = 0] = "Unknown";
+ Compression2[Compression2["None"] = 1] = "None";
+ Compression2[Compression2["Gzip"] = 2] = "Gzip";
+ Compression2[Compression2["Brotli"] = 3] = "Brotli";
+ Compression2[Compression2["Zstd"] = 4] = "Zstd";
+ })(Compression || (Compression = {}));
+ function tryDecompress(buf, compression) {
+ if (compression === 1 || compression === 0) {
+ return buf;
+ } else if (compression === 2) {
+ return decompressSync(new Uint8Array(buf));
+ } else {
+ throw Error("Compression method not supported");
+ }
+ }
+ var TileType;
+ (function(TileType2) {
+ TileType2[TileType2["Unknown"] = 0] = "Unknown";
+ TileType2[TileType2["Mvt"] = 1] = "Mvt";
+ TileType2[TileType2["Png"] = 2] = "Png";
+ TileType2[TileType2["Jpeg"] = 3] = "Jpeg";
+ TileType2[TileType2["Webp"] = 4] = "Webp";
+ })(TileType || (TileType = {}));
+ var HEADER_SIZE_BYTES = 127;
+ function findTile(entries, tileId) {
+ let m = 0;
+ let n2 = entries.length - 1;
+ while (m <= n2) {
+ const k = n2 + m >> 1;
+ const cmp = tileId - entries[k].tileId;
+ if (cmp > 0) {
+ m = k + 1;
+ } else if (cmp < 0) {
+ n2 = k - 1;
} else {
- this.p = new PMTiles(url);
+ return entries[k];
}
- this.controllers = [];
}
- get(c2, tileSize) {
- return __async(this, null, function* () {
- this.controllers = this.controllers.filter((cont) => {
- if (cont[0] != c2.z) {
- cont[1].abort();
- return false;
- }
- return true;
- });
- let result = yield this.p.getZxy(c2.z, c2.x, c2.y);
- if (!result)
- throw new Error(`Tile ${c2.z} ${c2.x} ${c2.y} not found in archive`);
- const controller = new AbortController();
- this.controllers.push([c2.z, controller]);
- const signal = controller.signal;
- return new Promise((resolve, reject) => {
- fetch(this.p.url, { headers: { Range: "bytes=" + result[0] + "-" + (result[0] + result[1] - 1) }, signal }).then((resp) => {
- return resp.arrayBuffer();
- }).then((buffer) => {
- let result2 = parseTile(buffer, tileSize);
- resolve(result2);
- }).catch((e2) => {
- reject(e2);
- });
- });
- });
+ if (n2 >= 0) {
+ if (entries[n2].runLength === 0) {
+ return entries[n2];
+ }
+ if (tileId - entries[n2].tileId < entries[n2].runLength) {
+ return entries[n2];
+ }
}
- };
- var ZxySource = class {
+ return null;
+ }
+ var FetchSource = class {
constructor(url) {
this.url = url;
- this.controllers = [];
}
- get(c2, tileSize) {
- return __async(this, null, function* () {
- this.controllers = this.controllers.filter((cont) => {
- if (cont[0] != c2.z) {
- cont[1].abort();
- return false;
- }
- return true;
+ getKey() {
+ return this.url;
+ }
+ getBytes(offset, length, signal) {
+ return __async2(this, null, function* () {
+ let controller;
+ if (!signal) {
+ controller = new AbortController();
+ signal = controller.signal;
+ }
+ const resp = yield fetch(this.url, {
+ signal,
+ headers: { Range: "bytes=" + offset + "-" + (offset + length - 1) }
});
- let url = this.url.replace("{z}", c2.z.toString()).replace("{x}", c2.x.toString()).replace("{y}", c2.y.toString());
- const controller = new AbortController();
+ const contentLength = resp.headers.get("Content-Length");
+ if (!contentLength || +contentLength !== length) {
+ console.error("Content-Length mismatch indicates byte serving not supported; aborting.");
+ if (controller)
+ controller.abort();
+ }
+ const a2 = yield resp.arrayBuffer();
+ return {
+ data: a2,
+ etag: resp.headers.get("ETag") || void 0,
+ cacheControl: resp.headers.get("Cache-Control") || void 0,
+ expires: resp.headers.get("Expires") || void 0
+ };
+ });
+ }
+ };
+ function bytesToHeader(bytes, etag) {
+ const v = new DataView(bytes);
+ return {
+ specVersion: 3,
+ rootDirectoryOffset: Number(v.getBigUint64(8, true)),
+ rootDirectoryLength: Number(v.getBigUint64(16, true)),
+ jsonMetadataOffset: Number(v.getBigUint64(24, true)),
+ jsonMetadataLength: Number(v.getBigUint64(32, true)),
+ leafDirectoryOffset: Number(v.getBigUint64(40, true)),
+ leafDirectoryLength: Number(v.getBigUint64(48, true)),
+ tileDataOffset: Number(v.getBigUint64(56, true)),
+ tileDataLength: Number(v.getBigUint64(64, true)),
+ numAddressedTiles: Number(v.getBigUint64(72, true)),
+ numTileEntries: Number(v.getBigUint64(80, true)),
+ numTileContents: Number(v.getBigUint64(88, true)),
+ clustered: v.getUint8(96) === 1,
+ internalCompression: v.getUint8(97),
+ tileCompression: v.getUint8(98),
+ tileType: v.getUint8(99),
+ minZoom: v.getUint8(100),
+ maxZoom: v.getUint8(101),
+ minLon: v.getInt32(102, true) / 1e7,
+ minLat: v.getInt32(106, true) / 1e7,
+ maxLon: v.getInt32(110, true) / 1e7,
+ maxLat: v.getInt32(114, true) / 1e7,
+ centerZoom: v.getUint8(118),
+ centerLon: v.getInt32(119, true) / 1e7,
+ centerLat: v.getInt32(123, true) / 1e7,
+ etag
+ };
+ }
+ function deserializeIndex(buffer) {
+ const p2 = { buf: new Uint8Array(buffer), pos: 0 };
+ const numEntries = readVarint(p2);
+ const entries = [];
+ let lastId = 0;
+ for (let i2 = 0; i2 < numEntries; i2++) {
+ const v = readVarint(p2);
+ entries.push({ tileId: lastId + v, offset: 0, length: 0, runLength: 1 });
+ lastId += v;
+ }
+ for (let i2 = 0; i2 < numEntries; i2++) {
+ entries[i2].runLength = readVarint(p2);
+ }
+ for (let i2 = 0; i2 < numEntries; i2++) {
+ entries[i2].length = readVarint(p2);
+ }
+ for (let i2 = 0; i2 < numEntries; i2++) {
+ const v = readVarint(p2);
+ if (v === 0 && i2 > 0) {
+ entries[i2].offset = entries[i2 - 1].offset + entries[i2 - 1].length;
+ } else {
+ entries[i2].offset = v - 1;
+ }
+ }
+ return entries;
+ }
+ function detectVersion(a2) {
+ const v = new DataView(a2);
+ if (v.getUint16(2, true) === 2) {
+ console.warn("PMTiles spec version 2 has been deprecated; please see github.com/protomaps/PMTiles for tools to upgrade");
+ return 2;
+ } else if (v.getUint16(2, true) === 1) {
+ console.warn("PMTiles spec version 1 has been deprecated; please see github.com/protomaps/PMTiles for tools to upgrade");
+ return 1;
+ }
+ return 3;
+ }
+ var VersionMismatch = class extends Error {
+ };
+ function getHeaderAndRoot(source, prefetch) {
+ return __async2(this, null, function* () {
+ let resp = yield source.getBytes(0, 16384);
+ const v = new DataView(resp.data);
+ if (v.getUint16(0, true) !== 19792) {
+ throw new Error("Wrong magic number for PMTiles archive");
+ }
+ if (detectVersion(resp.data) < 3) {
+ return [yield v2_default.getHeader(source)];
+ }
+ const headerData = resp.data.slice(0, HEADER_SIZE_BYTES);
+ const header = bytesToHeader(headerData, resp.etag);
+ if (prefetch) {
+ const rootDirData = resp.data.slice(header.rootDirectoryOffset, header.rootDirectoryOffset + header.rootDirectoryLength);
+ const dirKey = source.getKey() + "|" + (header.etag || "") + "|" + header.rootDirectoryOffset + "|" + header.rootDirectoryLength;
+ const rootDir = deserializeIndex(tryDecompress(rootDirData, header.internalCompression));
+ return [header, [dirKey, ENTRY_SIZE_BYTES * rootDir.length, rootDir]];
+ }
+ return [header, void 0];
+ });
+ }
+ function getDirectory(source, offset, length, header) {
+ return __async2(this, null, function* () {
+ let resp = yield source.getBytes(offset, length);
+ if (header.etag && header.etag !== resp.etag) {
+ throw new VersionMismatch("ETag mismatch: " + header.etag);
+ }
+ const data = tryDecompress(resp.data, header.internalCompression);
+ const directory = deserializeIndex(data);
+ if (directory.length === 0) {
+ throw new Error("Empty directory is invalid");
+ }
+ return directory;
+ });
+ }
+ var SharedPromiseCache = class {
+ constructor(maxSizeBytes = 64e6, prefetch = true) {
+ this.cache = new Map();
+ this.sizeBytes = 0;
+ this.maxSizeBytes = maxSizeBytes;
+ this.counter = 1;
+ this.prefetch = prefetch;
+ }
+ getHeader(source) {
+ return __async2(this, null, function* () {
+ const cacheKey = source.getKey();
+ if (this.cache.has(cacheKey)) {
+ this.cache.get(cacheKey).lastUsed = this.counter++;
+ const data = yield this.cache.get(cacheKey).data;
+ return data;
+ }
+ const p2 = new Promise((resolve, reject) => {
+ getHeaderAndRoot(source, this.prefetch).then((res) => {
+ if (this.cache.has(cacheKey)) {
+ this.cache.get(cacheKey).size = HEADER_SIZE_BYTES;
+ this.sizeBytes += HEADER_SIZE_BYTES;
+ }
+ if (res[1]) {
+ this.cache.set(res[1][0], {
+ lastUsed: this.counter++,
+ size: res[1][1],
+ data: Promise.resolve(res[1][2])
+ });
+ }
+ resolve(res[0]);
+ this.prune();
+ }).catch((e2) => {
+ reject(e2);
+ });
+ });
+ this.cache.set(cacheKey, { lastUsed: this.counter++, data: p2, size: 0 });
+ return p2;
+ });
+ }
+ getDirectory(source, offset, length, header) {
+ return __async2(this, null, function* () {
+ const cacheKey = source.getKey() + "|" + (header.etag || "") + "|" + offset + "|" + length;
+ if (this.cache.has(cacheKey)) {
+ this.cache.get(cacheKey).lastUsed = this.counter++;
+ const data = yield this.cache.get(cacheKey).data;
+ return data;
+ }
+ const p2 = new Promise((resolve, reject) => {
+ getDirectory(source, offset, length, header).then((directory) => {
+ resolve(directory);
+ if (this.cache.has(cacheKey)) {
+ this.cache.get(cacheKey).size = ENTRY_SIZE_BYTES * directory.length;
+ this.sizeBytes += ENTRY_SIZE_BYTES * directory.length;
+ }
+ this.prune();
+ }).catch((e2) => {
+ reject(e2);
+ });
+ });
+ this.cache.set(cacheKey, { lastUsed: this.counter++, data: p2, size: 0 });
+ return p2;
+ });
+ }
+ getArrayBuffer(source, offset, length, header) {
+ return __async2(this, null, function* () {
+ const cacheKey = source.getKey() + "|" + (header.etag || "") + "|" + offset + "|" + length;
+ if (this.cache.has(cacheKey)) {
+ this.cache.get(cacheKey).lastUsed = this.counter++;
+ const data = yield this.cache.get(cacheKey).data;
+ return data;
+ }
+ const p2 = new Promise((resolve, reject) => {
+ source.getBytes(offset, length).then((resp) => {
+ if (header.etag && header.etag !== resp.etag) {
+ throw new VersionMismatch("ETag mismatch: " + header.etag);
+ }
+ resolve(resp.data);
+ if (this.cache.has(cacheKey)) {
+ this.cache.get(cacheKey).size = resp.data.byteLength;
+ this.sizeBytes += resp.data.byteLength;
+ }
+ this.prune();
+ }).catch((e2) => {
+ reject(e2);
+ });
+ });
+ this.cache.set(cacheKey, { lastUsed: this.counter++, data: p2, size: 0 });
+ return p2;
+ });
+ }
+ prune() {
+ while (this.sizeBytes > this.maxSizeBytes) {
+ let minUsed = Infinity;
+ let minKey = void 0;
+ this.cache.forEach((cache_value, key) => {
+ if (cache_value.lastUsed < minUsed) {
+ minUsed = cache_value.lastUsed;
+ minKey = key;
+ }
+ });
+ if (minKey) {
+ this.sizeBytes -= this.cache.get(minKey).size;
+ this.cache.delete(minKey);
+ }
+ }
+ }
+ invalidate(source) {
+ this.cache.delete(source.getKey());
+ }
+ };
+ var PMTiles = class {
+ constructor(source, cache) {
+ if (typeof source === "string") {
+ this.source = new FetchSource(source);
+ } else {
+ this.source = source;
+ }
+ if (cache) {
+ this.cache = cache;
+ } else {
+ this.cache = new SharedPromiseCache();
+ }
+ }
+ root_entries() {
+ return __async2(this, null, function* () {
+ const header = yield this.cache.getHeader(this.source);
+ if (header.specVersion < 3) {
+ return [];
+ }
+ let d_o = header.rootDirectoryOffset;
+ let d_l = header.rootDirectoryLength;
+ return yield this.cache.getDirectory(this.source, d_o, d_l, header);
+ });
+ }
+ getHeader() {
+ return __async2(this, null, function* () {
+ return yield this.cache.getHeader(this.source);
+ });
+ }
+ getZxyAttempt(z2, x2, y, signal) {
+ return __async2(this, null, function* () {
+ const tile_id = zxyToTileId(z2, x2, y);
+ const header = yield this.cache.getHeader(this.source);
+ if (header.specVersion < 3) {
+ return v2_default.getZxy(header, this.source, this.cache, z2, x2, y, signal);
+ }
+ if (z2 < header.minZoom || z2 > header.maxZoom) {
+ return void 0;
+ }
+ let d_o = header.rootDirectoryOffset;
+ let d_l = header.rootDirectoryLength;
+ for (let depth = 0; depth < 5; depth++) {
+ const directory = yield this.cache.getDirectory(this.source, d_o, d_l, header);
+ const entry = findTile(directory, tile_id);
+ if (entry) {
+ if (entry.runLength > 0) {
+ const resp = yield this.source.getBytes(header.tileDataOffset + entry.offset, entry.length, signal);
+ if (header.etag && header.etag !== resp.etag) {
+ throw new VersionMismatch("ETag mismatch: " + header.etag);
+ }
+ return {
+ data: tryDecompress(resp.data, header.tileCompression),
+ cacheControl: resp.cacheControl,
+ expires: resp.expires
+ };
+ } else {
+ d_o = header.leafDirectoryOffset + entry.offset;
+ d_l = entry.length;
+ }
+ } else {
+ return void 0;
+ }
+ }
+ throw Error("Maximum directory depth exceeded");
+ });
+ }
+ getZxy(z2, x2, y, signal) {
+ return __async2(this, null, function* () {
+ try {
+ return yield this.getZxyAttempt(z2, x2, y, signal);
+ } catch (e2) {
+ if (e2 instanceof VersionMismatch) {
+ this.cache.invalidate(this.source);
+ return yield this.getZxyAttempt(z2, x2, y, signal);
+ } else {
+ throw e2;
+ }
+ }
+ });
+ }
+ getMetadataAttempt() {
+ return __async2(this, null, function* () {
+ const header = yield this.cache.getHeader(this.source);
+ const resp = yield this.source.getBytes(header.jsonMetadataOffset, header.jsonMetadataLength);
+ if (header.etag && header.etag !== resp.etag) {
+ throw new VersionMismatch("Etag mismatch: " + header.etag);
+ }
+ const decompressed = tryDecompress(resp.data, header.internalCompression);
+ const dec = new TextDecoder("utf-8");
+ return JSON.parse(dec.decode(decompressed));
+ });
+ }
+ getMetadata() {
+ return __async2(this, null, function* () {
+ try {
+ return yield this.getMetadataAttempt();
+ } catch (e2) {
+ if (e2 instanceof VersionMismatch) {
+ this.cache.invalidate(this.source);
+ return yield this.getMetadataAttempt();
+ } else {
+ throw e2;
+ }
+ }
+ });
+ }
+ };
+
+ // src/tilecache.ts
+ var GeomType;
+ (function(GeomType2) {
+ GeomType2[GeomType2["Point"] = 1] = "Point";
+ GeomType2[GeomType2["Line"] = 2] = "Line";
+ GeomType2[GeomType2["Polygon"] = 3] = "Polygon";
+ })(GeomType || (GeomType = {}));
+ function toIndex(c2) {
+ return c2.x + ":" + c2.y + ":" + c2.z;
+ }
+ var loadGeomAndBbox = (pbf, geometry, scale) => {
+ pbf.pos = geometry;
+ var end = pbf.readVarint() + pbf.pos, cmd = 1, length = 0, x2 = 0, y = 0, x1 = Infinity, x22 = -Infinity, y1 = Infinity, y2 = -Infinity;
+ var lines = [];
+ var line = [];
+ while (pbf.pos < end) {
+ if (length <= 0) {
+ var cmdLen = pbf.readVarint();
+ cmd = cmdLen & 7;
+ length = cmdLen >> 3;
+ }
+ length--;
+ if (cmd === 1 || cmd === 2) {
+ x2 += pbf.readSVarint() * scale;
+ y += pbf.readSVarint() * scale;
+ if (x2 < x1)
+ x1 = x2;
+ if (x2 > x22)
+ x22 = x2;
+ if (y < y1)
+ y1 = y;
+ if (y > y2)
+ y2 = y;
+ if (cmd === 1) {
+ if (line.length > 0)
+ lines.push(line);
+ line = [];
+ }
+ line.push(new import_point_geometry.default(x2, y));
+ } else if (cmd === 7) {
+ if (line)
+ line.push(line[0].clone());
+ } else
+ throw new Error("unknown command " + cmd);
+ }
+ if (line)
+ lines.push(line);
+ return { geom: lines, bbox: { minX: x1, minY: y1, maxX: x22, maxY: y2 } };
+ };
+ function parseTile(buffer, tileSize) {
+ let v = new import_vector_tile.VectorTile(new import_pbf.default(buffer));
+ let result = new Map();
+ for (let [key, value] of Object.entries(v.layers)) {
+ let features = [];
+ let layer = value;
+ for (let i2 = 0; i2 < layer.length; i2++) {
+ let loaded = loadGeomAndBbox(layer.feature(i2)._pbf, layer.feature(i2)._geometry, tileSize / layer.extent);
+ let numVertices = 0;
+ for (let part of loaded.geom)
+ numVertices += part.length;
+ features.push({
+ id: layer.feature(i2).id,
+ geomType: layer.feature(i2).type,
+ geom: loaded.geom,
+ numVertices,
+ bbox: loaded.bbox,
+ props: layer.feature(i2).properties
+ });
+ }
+ result.set(key, features);
+ }
+ return result;
+ }
+ var PmtilesSource = class {
+ constructor(url, shouldCancelZooms) {
+ if (typeof url == "string") {
+ this.p = new PMTiles(url);
+ } else {
+ this.p = url;
+ }
+ this.controllers = [];
+ this.shouldCancelZooms = shouldCancelZooms;
+ }
+ get(c2, tileSize) {
+ return __async(this, null, function* () {
+ if (this.shouldCancelZooms) {
+ this.controllers = this.controllers.filter((cont) => {
+ if (cont[0] != c2.z) {
+ cont[1].abort();
+ return false;
+ }
+ return true;
+ });
+ }
+ const controller = new AbortController();
+ this.controllers.push([c2.z, controller]);
+ const signal = controller.signal;
+ let result = yield this.p.getZxy(c2.z, c2.x, c2.y, signal);
+ if (result) {
+ return parseTile(result.data, tileSize);
+ } else {
+ return new Map();
+ }
+ });
+ }
+ };
+ var ZxySource = class {
+ constructor(url, shouldCancelZooms) {
+ this.url = url;
+ this.controllers = [];
+ this.shouldCancelZooms = shouldCancelZooms;
+ }
+ get(c2, tileSize) {
+ return __async(this, null, function* () {
+ if (this.shouldCancelZooms) {
+ this.controllers = this.controllers.filter((cont) => {
+ if (cont[0] != c2.z) {
+ cont[1].abort();
+ return false;
+ }
+ return true;
+ });
+ }
+ let url = this.url.replace("{z}", c2.z.toString()).replace("{x}", c2.x.toString()).replace("{y}", c2.y.toString());
+ const controller = new AbortController();
this.controllers.push([c2.z, controller]);
const signal = controller.signal;
return new Promise((resolve, reject) => {
@@ -2095,6 +2992,75 @@ var protomaps = (() => {
let sin = Math.sin(constrained_lat * d);
return new import_point_geometry.default(R * latlng[1] * d, R * Math.log((1 + sin) / (1 - sin)) / 2);
};
+ function sqr(x2) {
+ return x2 * x2;
+ }
+ function dist2(v, w) {
+ return sqr(v.x - w.x) + sqr(v.y - w.y);
+ }
+ function distToSegmentSquared(p2, v, w) {
+ var l2 = dist2(v, w);
+ if (l2 === 0)
+ return dist2(p2, v);
+ var t2 = ((p2.x - v.x) * (w.x - v.x) + (p2.y - v.y) * (w.y - v.y)) / l2;
+ t2 = Math.max(0, Math.min(1, t2));
+ return dist2(p2, new import_point_geometry.default(v.x + t2 * (w.x - v.x), v.y + t2 * (w.y - v.y)));
+ }
+ function isInRing(point, ring) {
+ var inside = false;
+ for (var i2 = 0, j = ring.length - 1; i2 < ring.length; j = i2++) {
+ var xi = ring[i2].x, yi = ring[i2].y;
+ var xj = ring[j].x, yj = ring[j].y;
+ var intersect = yi > point.y != yj > point.y && point.x < (xj - xi) * (point.y - yi) / (yj - yi) + xi;
+ if (intersect)
+ inside = !inside;
+ }
+ return inside;
+ }
+ function isCCW(ring) {
+ var area = 0;
+ for (var i2 = 0; i2 < ring.length; i2++) {
+ let j = (i2 + 1) % ring.length;
+ area += ring[i2].x * ring[j].y;
+ area -= ring[j].x * ring[i2].y;
+ }
+ return area < 0;
+ }
+ function pointInPolygon(point, geom) {
+ var isInCurrentExterior = false;
+ for (let ring of geom) {
+ if (isCCW(ring)) {
+ if (isInRing(point, ring))
+ isInCurrentExterior = false;
+ } else {
+ if (isInCurrentExterior)
+ return true;
+ if (isInRing(point, ring))
+ isInCurrentExterior = true;
+ }
+ }
+ return isInCurrentExterior;
+ }
+ function pointMinDistToPoints(point, geom) {
+ let min = Infinity;
+ for (let l2 of geom) {
+ let dist = Math.sqrt(dist2(point, l2[0]));
+ if (dist < min)
+ min = dist;
+ }
+ return min;
+ }
+ function pointMinDistToLines(point, geom) {
+ let min = Infinity;
+ for (let l2 of geom) {
+ for (var i2 = 0; i2 < l2.length - 1; i2++) {
+ let dist = Math.sqrt(distToSegmentSquared(point, l2[i2], l2[i2 + 1]));
+ if (dist < min)
+ min = dist;
+ }
+ }
+ return min;
+ }
var TileCache = class {
constructor(source, tileSize) {
this.source = source;
@@ -2102,7 +3068,7 @@ var protomaps = (() => {
this.inflight = new Map();
this.tileSize = tileSize;
}
- queryFeatures(lng, lat, zoom) {
+ queryFeatures(lng, lat, zoom, brushSize) {
let projected = project([lat, lng]);
var normalized = new import_point_geometry.default((projected.x + MAXCOORD) / (MAXCOORD * 2), 1 - (projected.y + MAXCOORD) / (MAXCOORD * 2));
if (normalized.x > 1)
@@ -2114,13 +3080,21 @@ var protomaps = (() => {
let retval = [];
let entry = this.cache.get(idx);
if (entry) {
- const center_bbox_x = (on_zoom.x - tile_x) * this.tileSize;
- const center_bbox_y = (on_zoom.y - tile_y) * this.tileSize;
- let query_bbox = { minX: center_bbox_x - 8, minY: center_bbox_y - 8, maxX: center_bbox_x + 8, maxY: center_bbox_y + 8 };
+ const center = new import_point_geometry.default((on_zoom.x - tile_x) * this.tileSize, (on_zoom.y - tile_y) * this.tileSize);
for (let [layer_name, layer_arr] of entry.data.entries()) {
for (let feature of layer_arr) {
- if (query_bbox.maxX >= feature.bbox.minX && feature.bbox.maxX >= query_bbox.minX && (query_bbox.maxY >= feature.bbox.minY && feature.bbox.maxY >= query_bbox.minY)) {
- retval.push(feature);
+ if (feature.geomType == 1) {
+ if (pointMinDistToPoints(center, feature.geom) < brushSize) {
+ retval.push({ feature, layerName: layer_name });
+ }
+ } else if (feature.geomType == 2) {
+ if (pointMinDistToLines(center, feature.geom) < brushSize) {
+ retval.push({ feature, layerName: layer_name });
+ }
+ } else {
+ if (pointInPolygon(center, feature.geom)) {
+ retval.push({ feature, layerName: layer_name });
+ }
}
}
}
@@ -2152,8 +3126,10 @@ var protomaps = (() => {
let min_used = Infinity;
let min_key = void 0;
this.cache.forEach((value, key) => {
- if (value.used < min_used)
+ if (value.used < min_used) {
+ min_used = value.used;
min_key = key;
+ }
});
if (min_key)
this.cache.delete(min_key);
@@ -2173,7 +3149,6 @@ var protomaps = (() => {
};
// src/view.ts
- var import_point_geometry2 = __toModule(require_point_geometry());
var transformGeom = (geom, scale, translate) => {
let retval = [];
for (let arr2 of geom) {
@@ -2185,6 +3160,14 @@ var protomaps = (() => {
}
return retval;
};
+ var wrap = (val, z2) => {
+ let dim = 1 << z2;
+ if (val < 0)
+ val = dim + val;
+ if (val >= dim)
+ val = val % dim;
+ return val;
+ };
var View = class {
constructor(tileCache, maxDataLevel, levelDiff) {
this.tileCache = tileCache;
@@ -2192,11 +3175,12 @@ var protomaps = (() => {
this.levelDiff = levelDiff;
}
dataTilesForBounds(display_zoom, bounds) {
+ let fractional = Math.pow(2, display_zoom) / Math.pow(2, Math.ceil(display_zoom));
let needed = [];
var scale = 1;
var dim = this.tileCache.tileSize;
if (display_zoom < this.levelDiff) {
- scale = 1 / (1 << this.levelDiff - display_zoom);
+ scale = 1 / (1 << this.levelDiff - display_zoom) * fractional;
needed.push({
data_tile: { z: 0, x: 0, y: 0 },
origin: new import_point_geometry2.default(0, 0),
@@ -2205,24 +3189,30 @@ var protomaps = (() => {
});
} else if (display_zoom <= this.levelDiff + this.maxDataLevel) {
let f2 = 1 << this.levelDiff;
- let mintile_x = Math.floor(bounds.minX / f2 / 256);
- let mintile_y = Math.floor(bounds.minY / f2 / 256);
- let maxtile_x = Math.floor(bounds.maxX / f2 / 256);
- let maxtile_y = Math.floor(bounds.maxY / f2 / 256);
+ let basetile_size = 256 * fractional;
+ let data_zoom = Math.ceil(display_zoom) - this.levelDiff;
+ let mintile_x = Math.floor(bounds.minX / f2 / basetile_size);
+ let mintile_y = Math.floor(bounds.minY / f2 / basetile_size);
+ let maxtile_x = Math.floor(bounds.maxX / f2 / basetile_size);
+ let maxtile_y = Math.floor(bounds.maxY / f2 / basetile_size);
for (var tx = mintile_x; tx <= maxtile_x; tx++) {
for (var ty = mintile_y; ty <= maxtile_y; ty++) {
- let origin = new import_point_geometry2.default(tx * f2 * 256, ty * f2 * 256);
+ let origin = new import_point_geometry2.default(tx * f2 * basetile_size, ty * f2 * basetile_size);
needed.push({
- data_tile: { z: display_zoom - this.levelDiff, x: tx, y: ty },
+ data_tile: {
+ z: data_zoom,
+ x: wrap(tx, data_zoom),
+ y: wrap(ty, data_zoom)
+ },
origin,
- scale: 1,
- dim
+ scale: fractional,
+ dim: dim * fractional
});
}
}
} else {
let f2 = 1 << this.levelDiff;
- scale = 1 << display_zoom - this.maxDataLevel - this.levelDiff;
+ scale = (1 << Math.ceil(display_zoom) - this.maxDataLevel - this.levelDiff) * fractional;
let mintile_x = Math.floor(bounds.minX / f2 / 256 / scale);
let mintile_y = Math.floor(bounds.minY / f2 / 256 / scale);
let maxtile_x = Math.floor(bounds.maxX / f2 / 256 / scale);
@@ -2231,7 +3221,11 @@ var protomaps = (() => {
for (var ty = mintile_y; ty <= maxtile_y; ty++) {
let origin = new import_point_geometry2.default(tx * f2 * 256 * scale, ty * f2 * 256 * scale);
needed.push({
- data_tile: { z: this.maxDataLevel, x: tx, y: ty },
+ data_tile: {
+ z: this.maxDataLevel,
+ x: wrap(tx, this.maxDataLevel),
+ y: wrap(ty, this.maxDataLevel)
+ },
origin,
scale,
dim: dim * scale
@@ -2304,66 +3298,111 @@ var protomaps = (() => {
});
}
queryFeatures(lng, lat, display_zoom) {
- return this.tileCache.queryFeatures(lng, lat, Math.min(display_zoom - this.levelDiff, this.maxDataLevel));
+ let rounded_zoom = Math.round(display_zoom);
+ let data_zoom = Math.min(rounded_zoom - this.levelDiff, this.maxDataLevel);
+ let brush_size = 16 / (1 << rounded_zoom - data_zoom);
+ return this.tileCache.queryFeatures(lng, lat, data_zoom, brush_size);
}
};
+ var sourcesToViews = (options) => {
+ let sourceToViews = (o2) => {
+ let level_diff = o2.levelDiff === void 0 ? 2 : o2.levelDiff;
+ let maxDataZoom = o2.maxDataZoom || 14;
+ let source;
+ if (typeof o2.url === "string") {
+ if (o2.url.endsWith(".pmtiles")) {
+ source = new PmtilesSource(o2.url, true);
+ } else {
+ source = new ZxySource(o2.url, true);
+ }
+ } else {
+ source = new PmtilesSource(o2.url, true);
+ }
+ let cache = new TileCache(source, 256 * 1 << level_diff);
+ return new View(cache, maxDataZoom, level_diff);
+ };
+ let sources = new Map();
+ if (options.sources) {
+ for (const key in options.sources) {
+ sources.set(key, sourceToViews(options.sources[key]));
+ }
+ } else {
+ sources.set("", sourceToViews(options));
+ }
+ return sources;
+ };
// src/painter.ts
var import_point_geometry3 = __toModule(require_point_geometry());
- function painter(ctx, prepared_tiles, label_data, rules, bbox, origin, clip, debug) {
+ function painter(ctx, z2, prepared_tilemap, label_data, rules, bbox, origin, clip, debug) {
let start = performance.now();
ctx.save();
ctx.miterLimit = 2;
- for (var prepared_tile of prepared_tiles) {
- let po = prepared_tile.origin;
- let ps = prepared_tile.scale;
- ctx.save();
- if (clip) {
- ctx.beginPath();
- ctx.rect(po.x - origin.x, po.y - origin.y, prepared_tile.dim, prepared_tile.dim);
- ctx.clip();
- }
- ctx.translate(po.x - origin.x, po.y - origin.y);
- for (var rule of rules) {
- if (rule.minzoom && prepared_tile.z < rule.minzoom)
- continue;
- if (rule.maxzoom && prepared_tile.z > rule.maxzoom)
- continue;
+ for (var rule of rules) {
+ if (rule.minzoom && z2 < rule.minzoom)
+ continue;
+ if (rule.maxzoom && z2 > rule.maxzoom)
+ continue;
+ let prepared_tiles = prepared_tilemap.get(rule.dataSource || "");
+ if (!prepared_tiles)
+ continue;
+ for (let prepared_tile of prepared_tiles) {
var layer = prepared_tile.data.get(rule.dataLayer);
if (layer === void 0)
continue;
- rule.symbolizer.before(ctx, prepared_tile.z);
+ if (rule.symbolizer.before)
+ rule.symbolizer.before(ctx, prepared_tile.z);
+ let po = prepared_tile.origin;
+ let dim = prepared_tile.dim;
+ let ps = prepared_tile.scale;
+ ctx.save();
+ if (clip) {
+ ctx.beginPath();
+ let minX = Math.max(po.x - origin.x, bbox.minX - origin.x);
+ let minY = Math.max(po.y - origin.y, bbox.minY - origin.y);
+ let maxX = Math.min(po.x - origin.x + dim, bbox.maxX - origin.x);
+ let maxY = Math.min(po.y - origin.y + dim, bbox.maxY - origin.y);
+ ctx.rect(minX, minY, maxX - minX, maxY - minY);
+ ctx.clip();
+ }
+ ctx.translate(po.x - origin.x, po.y - origin.y);
for (var feature of layer) {
let geom = feature.geom;
let fbox = feature.bbox;
if (fbox.maxX * ps + po.x < bbox.minX || fbox.minX * ps + po.x > bbox.maxX || fbox.minY * ps + po.y > bbox.maxY || fbox.maxY * ps + po.y < bbox.minY) {
continue;
}
- let properties = feature.properties;
- if (rule.filter && !rule.filter(properties))
+ if (rule.filter && !rule.filter(prepared_tile.z, feature))
continue;
if (ps != 1) {
geom = transformGeom(geom, ps, new import_point_geometry3.default(0, 0));
}
- rule.symbolizer.draw(ctx, geom, properties);
+ rule.symbolizer.draw(ctx, geom, prepared_tile.z, feature);
}
+ ctx.restore();
}
- ctx.restore();
}
- let matches = label_data.searchBbox(bbox, Infinity);
- for (var label of matches) {
- ctx.save();
- ctx.translate(label.anchor.x - origin.x, label.anchor.y - origin.y);
- label.draw(ctx);
- ctx.restore();
- if (debug) {
- ctx.lineWidth = 0.5;
- ctx.strokeStyle = debug;
- ctx.fillStyle = debug;
- ctx.globalAlpha = 1;
- ctx.fillRect(label.anchor.x - origin.x - 2, label.anchor.y - origin.y - 2, 4, 4);
- for (let bbox2 of label.bboxes) {
- ctx.strokeRect(bbox2.minX - origin.x, bbox2.minY - origin.y, bbox2.maxX - bbox2.minX, bbox2.maxY - bbox2.minY);
+ if (clip) {
+ ctx.beginPath();
+ ctx.rect(bbox.minX - origin.x, bbox.minY - origin.y, bbox.maxX - bbox.minX, bbox.maxY - bbox.minY);
+ ctx.clip();
+ }
+ if (label_data) {
+ let matches = label_data.searchBbox(bbox, Infinity);
+ for (var label of matches) {
+ ctx.save();
+ ctx.translate(label.anchor.x - origin.x, label.anchor.y - origin.y);
+ label.draw(ctx);
+ ctx.restore();
+ if (debug) {
+ ctx.lineWidth = 0.5;
+ ctx.strokeStyle = debug;
+ ctx.fillStyle = debug;
+ ctx.globalAlpha = 1;
+ ctx.fillRect(label.anchor.x - origin.x - 2, label.anchor.y - origin.y - 2, 4, 4);
+ for (let bbox2 of label.bboxes) {
+ ctx.strokeRect(bbox2.minX - origin.x, bbox2.minY - origin.y, bbox2.maxX - bbox2.minX, bbox2.maxY - bbox2.minY);
+ }
}
}
}
@@ -2372,6 +3411,7 @@ var protomaps = (() => {
}
// src/labeler.ts
+ var import_point_geometry4 = __toModule(require_point_geometry());
var import_rbush = __toModule(require_rbush_min());
var covering = (display_zoom, tile_width, bbox) => {
let res = 256;
@@ -2382,20 +3422,34 @@ var protomaps = (() => {
let maxy = Math.floor(bbox.maxY / res);
let leveldiff = Math.log2(f2);
let retval = [];
- for (let x = minx; x <= maxx; x++) {
+ for (let x2 = minx; x2 <= maxx; x2++) {
+ let wrapped_x = x2 % (1 << display_zoom);
for (let y = miny; y <= maxy; y++) {
retval.push({
- display: toIndex({ z: display_zoom, x, y }),
- key: toIndex({ z: display_zoom - leveldiff, x: Math.floor(x / f2), y: Math.floor(y / f2) })
+ display: toIndex({ z: display_zoom, x: wrapped_x, y }),
+ key: toIndex({
+ z: display_zoom - leveldiff,
+ x: Math.floor(wrapped_x / f2),
+ y: Math.floor(y / f2)
+ })
});
}
}
return retval;
};
var Index = class {
- constructor() {
+ constructor(dim, maxLabeledTiles) {
this.tree = new import_rbush.default();
this.current = new Map();
+ this.dim = dim;
+ this.maxLabeledTiles = maxLabeledTiles;
+ }
+ hasPrefix(tileKey) {
+ for (let key of this.current.keys()) {
+ if (key.startsWith(tileKey))
+ return true;
+ }
+ return false;
}
has(tileKey) {
return this.current.has(tileKey);
@@ -2442,29 +3496,109 @@ var protomaps = (() => {
}
return false;
}
+ deduplicationCollides(label) {
+ if (!label.deduplicationKey || !label.deduplicationDistance)
+ return false;
+ let dist = label.deduplicationDistance;
+ let test_bbox = {
+ minX: label.anchor.x - dist,
+ minY: label.anchor.y - dist,
+ maxX: label.anchor.x + dist,
+ maxY: label.anchor.y + dist
+ };
+ for (let collision of this.tree.search(test_bbox)) {
+ if (collision.indexed_label.deduplicationKey === label.deduplicationKey) {
+ if (collision.indexed_label.anchor.dist(label.anchor) < dist) {
+ return true;
+ }
+ }
+ }
+ return false;
+ }
+ makeEntry(tileKey) {
+ if (this.current.get(tileKey)) {
+ console.log("consistency error 1");
+ }
+ let newSet = new Set();
+ this.current.set(tileKey, newSet);
+ }
insert(label, order, tileKey) {
let indexed_label = {
anchor: label.anchor,
bboxes: label.bboxes,
draw: label.draw,
order,
- tileKey
+ tileKey,
+ deduplicationKey: label.deduplicationKey,
+ deduplicationDistance: label.deduplicationDistance
};
let entry = this.current.get(tileKey);
- if (entry) {
- entry.add(indexed_label);
- } else {
+ if (!entry) {
let newSet = new Set();
- newSet.add(indexed_label);
this.current.set(tileKey, newSet);
+ entry = newSet;
}
+ entry.add(indexed_label);
+ var wrapsLeft = false;
+ var wrapsRight = false;
for (let bbox of label.bboxes) {
var b = bbox;
b.indexed_label = indexed_label;
this.tree.insert(b);
+ if (bbox.minX < 0)
+ wrapsLeft = true;
+ if (bbox.maxX > this.dim)
+ wrapsRight = true;
+ }
+ if (wrapsLeft || wrapsRight) {
+ var shift2 = wrapsLeft ? this.dim : -this.dim;
+ var new_bboxes = [];
+ for (let bbox of label.bboxes) {
+ new_bboxes.push({
+ minX: bbox.minX + shift2,
+ minY: bbox.minY,
+ maxX: bbox.maxX + shift2,
+ maxY: bbox.maxY
+ });
+ }
+ let duplicate_label = {
+ anchor: new import_point_geometry4.default(label.anchor.x + shift2, label.anchor.y),
+ bboxes: new_bboxes,
+ draw: label.draw,
+ order,
+ tileKey
+ };
+ let entry2 = this.current.get(tileKey);
+ if (entry2)
+ entry2.add(duplicate_label);
+ for (let bbox of new_bboxes) {
+ var b = bbox;
+ b.indexed_label = duplicate_label;
+ this.tree.insert(b);
+ }
+ }
+ }
+ pruneOrNoop(key_added) {
+ let added = key_added.split(":");
+ let max_key = void 0;
+ let max_dist = 0;
+ let keys_for_ds = 0;
+ for (var existing_key of this.current.keys()) {
+ let existing = existing_key.split(":");
+ if (existing[3] === added[3]) {
+ keys_for_ds++;
+ let dist = Math.sqrt(Math.pow(+existing[0] - +added[0], 2) + Math.pow(+existing[1] - +added[1], 2));
+ if (dist > max_dist) {
+ max_dist = dist;
+ max_key = existing_key;
+ }
+ }
+ if (max_key && keys_for_ds > this.maxLabeledTiles) {
+ this.pruneKey(max_key);
+ }
}
}
- prune(keyToRemove) {
+ pruneKey(keyToRemove) {
let indexed_labels = this.current.get(keyToRemove);
if (!indexed_labels)
return;
@@ -2495,16 +3629,25 @@ var protomaps = (() => {
}
};
var Labeler = class {
- constructor(z2, scratch, labelRules2, callback) {
- this.index = new Index();
+ constructor(z2, scratch, labelRules2, maxLabeledTiles, callback) {
+ this.index = new Index(256 * 1 << z2, maxLabeledTiles);
this.z = z2;
this.scratch = scratch;
this.labelRules = labelRules2;
this.callback = callback;
}
- layout(pt) {
+ layout(prepared_tilemap) {
let start = performance.now();
- let key = toIndex(pt.data_tile);
+ let keys_adding = new Set();
+ for (let [k, prepared_tiles] of prepared_tilemap) {
+ for (let prepared_tile of prepared_tiles) {
+ let key2 = toIndex(prepared_tile.data_tile) + ":" + k;
+ if (!this.index.has(key2)) {
+ this.index.makeEntry(key2);
+ keys_adding.add(key2);
+ }
+ }
+ }
let tiles_invalidated = new Set();
for (let [order, rule] of this.labelRules.entries()) {
if (rule.visible == false)
@@ -2513,58 +3656,74 @@ var protomaps = (() => {
continue;
if (rule.maxzoom && this.z > rule.maxzoom)
continue;
- let layer = pt.data.get(rule.dataLayer);
- if (layer === void 0)
+ let dsName = rule.dataSource || "";
+ let prepared_tiles = prepared_tilemap.get(dsName);
+ if (!prepared_tiles)
continue;
- let feats = layer;
- if (rule.sort)
- feats.sort((a2, b) => {
- if (rule.sort) {
- return rule.sort(a2.properties, b.properties);
- }
- return 0;
- });
- let layout = {
- index: this.index,
- zoom: this.z,
- scratch: this.scratch,
- order
- };
- for (let feature of feats) {
- if (rule.filter && !rule.filter(feature.properties))
+ for (let prepared_tile of prepared_tiles) {
+ let key2 = toIndex(prepared_tile.data_tile) + ":" + dsName;
+ if (!keys_adding.has(key2))
continue;
- let transformed = transformGeom(feature.geom, pt.scale, pt.origin);
- let labels = rule.symbolizer.place(layout, transformed, feature);
- if (!labels)
+ let layer = prepared_tile.data.get(rule.dataLayer);
+ if (layer === void 0)
continue;
- for (let label of labels) {
- var label_added = false;
- if (this.index.labelCollides(label, Infinity)) {
- if (!this.index.labelCollides(label, order)) {
- let conflicts = this.index.searchLabel(label, Infinity);
- for (let conflict of conflicts) {
- this.index.removeLabel(conflict);
- for (let bbox of conflict.bboxes) {
- this.findInvalidatedTiles(tiles_invalidated, pt.dim, bbox, key);
+ let feats = layer;
+ if (rule.sort)
+ feats.sort((a2, b) => {
+ if (rule.sort) {
+ return rule.sort(a2.props, b.props);
+ }
+ return 0;
+ });
+ let layout = {
+ index: this.index,
+ zoom: this.z,
+ scratch: this.scratch,
+ order,
+ overzoom: this.z - prepared_tile.data_tile.z
+ };
+ for (let feature of feats) {
+ if (rule.filter && !rule.filter(this.z, feature))
+ continue;
+ let transformed = transformGeom(feature.geom, prepared_tile.scale, prepared_tile.origin);
+ let labels = rule.symbolizer.place(layout, transformed, feature);
+ if (!labels)
+ continue;
+ for (let label of labels) {
+ var label_added = false;
+ if (label.deduplicationKey && this.index.deduplicationCollides(label)) {
+ continue;
+ }
+ if (this.index.labelCollides(label, Infinity)) {
+ if (!this.index.labelCollides(label, order)) {
+ let conflicts = this.index.searchLabel(label, Infinity);
+ for (let conflict of conflicts) {
+ this.index.removeLabel(conflict);
+ for (let bbox of conflict.bboxes) {
+ this.findInvalidatedTiles(tiles_invalidated, prepared_tile.dim, bbox, key2);
+ }
}
+ this.index.insert(label, order, key2);
+ label_added = true;
}
- this.index.insert(label, order, key);
+ } else {
+ this.index.insert(label, order, key2);
label_added = true;
}
- } else {
- this.index.insert(label, order, key);
- label_added = true;
- }
- if (label_added) {
- for (let bbox of label.bboxes) {
- if (bbox.maxX > pt.origin.x + pt.dim || bbox.minX < pt.origin.x || bbox.minY < pt.origin.y || bbox.maxY > pt.origin.y + pt.dim) {
- this.findInvalidatedTiles(tiles_invalidated, pt.dim, bbox, key);
+ if (label_added) {
+ for (let bbox of label.bboxes) {
+ if (bbox.maxX > prepared_tile.origin.x + prepared_tile.dim || bbox.minX < prepared_tile.origin.x || bbox.minY < prepared_tile.origin.y || bbox.maxY > prepared_tile.origin.y + prepared_tile.dim) {
+ this.findInvalidatedTiles(tiles_invalidated, prepared_tile.dim, bbox, key2);
+ }
}
}
}
}
}
}
+ for (var key of keys_adding) {
+ this.index.pruneOrNoop(key);
+ }
if (tiles_invalidated.size > 0 && this.callback) {
this.callback(tiles_invalidated);
}
@@ -2573,53 +3732,43 @@ var protomaps = (() => {
findInvalidatedTiles(tiles_invalidated, dim, bbox, key) {
let touched = covering(this.z, dim, bbox);
for (let s2 of touched) {
- if (s2.key != key && this.index.has(s2.key)) {
+ if (s2.key != key && this.index.hasPrefix(s2.key)) {
tiles_invalidated.add(s2.display);
}
}
}
- pruneCache(added) {
- if (this.index.size() > 16) {
- let max_key = void 0;
- let max_dist = 0;
- for (let key of this.index.keys()) {
- let split = key.split(":");
- let dist = Math.sqrt(Math.pow(+split[0] - added.data_tile.x, 2) + Math.pow(+split[1] - added.data_tile.y, 2));
- if (dist > max_dist) {
- max_dist = dist;
- max_key = key;
- }
+ add(prepared_tilemap) {
+ var all_added = true;
+ for (let [k, prepared_tiles] of prepared_tilemap) {
+ for (let prepared_tile of prepared_tiles) {
+ if (!this.index.has(toIndex(prepared_tile.data_tile) + ":" + k))
+ all_added = false;
}
- if (max_key)
- this.index.prune(max_key);
}
- }
- add(prepared_tile) {
- let idx = toIndex(prepared_tile.data_tile);
- if (this.index.has(idx)) {
+ if (all_added) {
return 0;
} else {
- let timing = this.layout(prepared_tile);
- this.pruneCache(prepared_tile);
+ let timing = this.layout(prepared_tilemap);
return timing;
}
}
};
var Labelers = class {
- constructor(scratch, labelRules2, callback) {
+ constructor(scratch, labelRules2, maxLabeledTiles, callback) {
this.labelers = new Map();
this.scratch = scratch;
this.labelRules = labelRules2;
+ this.maxLabeledTiles = maxLabeledTiles;
this.callback = callback;
}
- add(prepared_tile) {
- var labeler = this.labelers.get(prepared_tile.z);
+ add(z2, prepared_tilemap) {
+ var labeler = this.labelers.get(z2);
if (labeler) {
- return labeler.add(prepared_tile);
+ return labeler.add(prepared_tilemap);
} else {
- labeler = new Labeler(prepared_tile.z, this.scratch, this.labelRules, this.callback);
- this.labelers.set(prepared_tile.z, labeler);
- return labeler.add(prepared_tile);
+ labeler = new Labeler(z2, this.scratch, this.labelRules, this.maxLabeledTiles, this.callback);
+ this.labelers.set(z2, labeler);
+ return labeler.add(prepared_tilemap);
}
}
getIndex(z2) {
@@ -2701,62 +3850,179 @@ var protomaps = (() => {
poisLabel: "#959393"
};
+ // node_modules/color2k/dist/index.module.js
+ function t(t2, n2, r2) {
+ return Math.min(Math.max(t2, r2), n2);
+ }
+ var n = class extends Error {
+ constructor(t2) {
+ super(`Failed to parse color: "${t2}"`);
+ }
+ };
+ function r(r2) {
+ if (typeof r2 != "string")
+ throw new n(r2);
+ if (r2.trim().toLowerCase() === "transparent")
+ return [0, 0, 0, 0];
+ let e2 = r2.trim();
+ e2 = u.test(r2) ? function(t2) {
+ const r3 = t2.toLowerCase().trim(), e3 = o[function(t3) {
+ let n2 = 5381, r4 = t3.length;
+ for (; r4; )
+ n2 = 33 * n2 ^ t3.charCodeAt(--r4);
+ return (n2 >>> 0) % 2341;
+ }(r3)];
+ if (!e3)
+ throw new n(t2);
+ return `#${e3}`;
+ }(r2) : r2;
+ const f2 = s.exec(e2);
+ if (f2) {
+ const t2 = Array.from(f2).slice(1);
+ return [...t2.slice(0, 3).map((t3) => parseInt(_(t3, 2), 16)), parseInt(_(t2[3] || "f", 2), 16) / 255];
+ }
+ const p2 = i.exec(e2);
+ if (p2) {
+ const t2 = Array.from(p2).slice(1);
+ return [...t2.slice(0, 3).map((t3) => parseInt(t3, 16)), parseInt(t2[3] || "ff", 16) / 255];
+ }
+ const z2 = a.exec(e2);
+ if (z2) {
+ const t2 = Array.from(z2).slice(1);
+ return [...t2.slice(0, 3).map((t3) => parseInt(t3, 10)), parseFloat(t2[3] || "1")];
+ }
+ const h = c.exec(e2);
+ if (h) {
+ const [e3, o2, _2, s2] = Array.from(h).slice(1).map(parseFloat);
+ if (t(0, 100, o2) !== o2)
+ throw new n(r2);
+ if (t(0, 100, _2) !== _2)
+ throw new n(r2);
+ return [...l(e3, o2, _2), s2 || 1];
+ }
+ throw new n(r2);
+ }
+ var e = (t2) => parseInt(t2.replace(/_/g, ""), 36);
+ var o = "1q29ehhb 1n09sgk7 1kl1ekf_ _yl4zsno 16z9eiv3 1p29lhp8 _bd9zg04 17u0____ _iw9zhe5 _to73___ _r45e31e _7l6g016 _jh8ouiv _zn3qba8 1jy4zshs 11u87k0u 1ro9yvyo 1aj3xael 1gz9zjz0 _3w8l4xo 1bf1ekf_ _ke3v___ _4rrkb__ 13j776yz _646mbhl _nrjr4__ _le6mbhl 1n37ehkb _m75f91n _qj3bzfz 1939yygw 11i5z6x8 _1k5f8xs 1509441m 15t5lwgf _ae2th1n _tg1ugcv 1lp1ugcv 16e14up_ _h55rw7n _ny9yavn _7a11xb_ 1ih442g9 _pv442g9 1mv16xof 14e6y7tu 1oo9zkds 17d1cisi _4v9y70f _y98m8kc 1019pq0v 12o9zda8 _348j4f4 1et50i2o _8epa8__ _ts6senj 1o350i2o 1mi9eiuo 1259yrp0 1ln80gnw _632xcoy 1cn9zldc _f29edu4 1n490c8q _9f9ziet 1b94vk74 _m49zkct 1kz6s73a 1eu9dtog _q58s1rz 1dy9sjiq __u89jo3 _aj5nkwg _ld89jo3 13h9z6wx _qa9z2ii _l119xgq _bs5arju 1hj4nwk9 1qt4nwk9 1ge6wau6 14j9zlcw 11p1edc_ _ms1zcxe _439shk6 _jt9y70f _754zsow 1la40eju _oq5p___ _x279qkz 1fa5r3rv _yd2d9ip _424tcku _8y1di2_ _zi2uabw _yy7rn9h 12yz980_ __39ljp6 1b59zg0x _n39zfzp 1fy9zest _b33k___ _hp9wq92 1il50hz4 _io472ub _lj9z3eo 19z9ykg0 _8t8iu3a 12b9bl4a 1ak5yw0o _896v4ku _tb8k8lv _s59zi6t _c09ze0p 1lg80oqn 1id9z8wb _238nba5 1kq6wgdi _154zssg _tn3zk49 _da9y6tc 1sg7cv4f _r12jvtt 1gq5fmkz 1cs9rvci _lp9jn1c _xw1tdnb 13f9zje6 16f6973h _vo7ir40 _bt5arjf _rc45e4t _hr4e100 10v4e100 _hc9zke2 _w91egv_ _sj2r1kk 13c87yx8 _vqpds__ _ni8ggk8 _tj9yqfb 1ia2j4r4 _7x9b10u 1fc9ld4j 1eq9zldr _5j9lhpx _ez9zl6o _md61fzm".split(" ").reduce((t2, n2) => {
+ const r2 = e(n2.substring(0, 3)), o2 = e(n2.substring(3)).toString(16);
+ let _2 = "";
+ for (let t3 = 0; t3 < 6 - o2.length; t3++)
+ _2 += "0";
+ return t2[r2] = `${_2}${o2}`, t2;
+ }, {});
+ var _ = (t2, n2) => Array.from(Array(n2)).map(() => t2).join("");
+ var s = new RegExp(`^#${_("([a-f0-9])", 3)}([a-f0-9])?$`, "i");
+ var i = new RegExp(`^#${_("([a-f0-9]{2})", 3)}([a-f0-9]{2})?$`, "i");
+ var a = new RegExp(`^rgba?\\(\\s*(\\d+)\\s*${_(",\\s*(\\d+)\\s*", 2)}(?:,\\s*([\\d.]+))?\\s*\\)$`, "i");
+ var c = /^hsla?\(\s*([\d.]+)\s*,\s*([\d.]+)%\s*,\s*([\d.]+)%(?:\s*,\s*([\d.]+))?\s*\)$/i;
+ var u = /^[a-z]+$/i;
+ var f = (t2) => Math.round(255 * t2);
+ var l = (t2, n2, r2) => {
+ let e2 = r2 / 100;
+ if (n2 === 0)
+ return [e2, e2, e2].map(f);
+ const o2 = (t2 % 360 + 360) % 360 / 60, _2 = (1 - Math.abs(2 * e2 - 1)) * (n2 / 100), s2 = _2 * (1 - Math.abs(o2 % 2 - 1));
+ let i2 = 0, a2 = 0, c2 = 0;
+ o2 >= 0 && o2 < 1 ? (i2 = _2, a2 = s2) : o2 >= 1 && o2 < 2 ? (i2 = s2, a2 = _2) : o2 >= 2 && o2 < 3 ? (a2 = _2, c2 = s2) : o2 >= 3 && o2 < 4 ? (a2 = s2, c2 = _2) : o2 >= 4 && o2 < 5 ? (i2 = s2, c2 = _2) : o2 >= 5 && o2 < 6 && (i2 = _2, c2 = s2);
+ const u2 = e2 - _2 / 2;
+ return [i2 + u2, a2 + u2, c2 + u2].map(f);
+ };
+ function p(t2) {
+ const [n2, e2, o2, _2] = r(t2).map((t3, n3) => n3 === 3 ? t3 : t3 / 255), s2 = Math.max(n2, e2, o2), i2 = Math.min(n2, e2, o2), a2 = (s2 + i2) / 2;
+ if (s2 === i2)
+ return [0, 0, a2, _2];
+ const c2 = s2 - i2;
+ return [60 * (n2 === s2 ? (e2 - o2) / c2 + (e2 < o2 ? 6 : 0) : e2 === s2 ? (o2 - n2) / c2 + 2 : (n2 - e2) / c2 + 4), a2 > 0.5 ? c2 / (2 - s2 - i2) : c2 / (s2 + i2), a2, _2];
+ }
+ function z(n2, r2, e2, o2) {
+ return `hsla(${(n2 % 360).toFixed()}, ${t(0, 100, 100 * r2).toFixed()}%, ${t(0, 100, 100 * e2).toFixed()}%, ${parseFloat(t(0, 1, o2).toFixed(3))})`;
+ }
+
// src/symbolizer.ts
- var import_point_geometry4 = __toModule(require_point_geometry());
+ var import_point_geometry6 = __toModule(require_point_geometry());
+ var import_unitbezier = __toModule(require_unitbezier_d());
var import_polylabel = __toModule(require_polylabel());
- // src/text.ts
- function linebreak(str) {
- if (str.length <= 15)
- return [str];
- let space_before = str.lastIndexOf(" ", 14);
- let space_after = str.indexOf(" ", 14);
- if (space_before == -1 && space_after == -1) {
- return [str];
+ // src/attribute.ts
+ var StringAttr = class {
+ constructor(c2, defaultValue) {
+ this.str = c2 != null ? c2 : defaultValue;
+ this.per_feature = typeof this.str == "function" && this.str.length == 2;
}
- let first;
- let after;
- if (space_after == -1 || space_before >= 0 && 14 - space_before < space_after - 14) {
- first = str.substring(0, space_before);
- after = str.substring(space_before + 1, str.length);
- } else {
- first = str.substring(0, space_after);
- after = str.substring(space_after + 1, str.length);
+ get(z2, f2) {
+ if (typeof this.str === "function") {
+ return this.str(z2, f2);
+ } else {
+ return this.str;
+ }
}
- return [first, ...linebreak(after)];
- }
- var CJK_CHARS = "\u3005-\u3007\u3021-\u3029\u3031-\u3035\u3038-\u303C\u3220-\u3229\u3248-\u324F\u3251-\u325F\u3280-\u3289\u32B1-\u32BF\u3400-\u4DB5\u4E00-\u9FEA\uF900-\uFA6D\uFA70-\uFAD9\u2000";
- var cjk_test = new RegExp("^[" + CJK_CHARS + "]+$");
- var TextSpec = class {
- constructor(options = {}) {
- this.properties = options.properties || ["name"];
- this.textTransform = options.textTransform;
- }
- str(z2, f2) {
- var retval;
- for (let property of this.properties) {
- if (f2.hasOwnProperty(property)) {
- retval = f2[property];
+ };
+ var NumberAttr = class {
+ constructor(c2, defaultValue = 1) {
+ this.value = c2 != null ? c2 : defaultValue;
+ this.per_feature = typeof this.value == "function" && this.value.length == 2;
+ }
+ get(z2, f2) {
+ if (typeof this.value == "function") {
+ return this.value(z2, f2);
+ } else {
+ return this.value;
+ }
+ }
+ };
+ var TextAttr = class {
+ constructor(options) {
+ var _a2;
+ this.label_props = (_a2 = options == null ? void 0 : options.label_props) != null ? _a2 : ["name"];
+ this.textTransform = options == null ? void 0 : options.textTransform;
+ }
+ get(z2, f2) {
+ let retval;
+ let label_props;
+ if (typeof this.label_props == "function") {
+ label_props = this.label_props(z2, f2);
+ } else {
+ label_props = this.label_props;
+ }
+ for (let property of label_props) {
+ if (f2.props.hasOwnProperty(property) && typeof f2.props[property] === "string") {
+ retval = f2.props[property];
break;
}
}
- if (retval && this.textTransform === "uppercase")
+ let transform;
+ if (typeof this.textTransform === "function") {
+ transform = this.textTransform(z2, f2);
+ } else {
+ transform = this.textTransform;
+ }
+ if (retval && transform === "uppercase")
retval = retval.toUpperCase();
+ else if (retval && transform === "lowercase")
+ retval = retval.toLowerCase();
+ else if (retval && transform === "capitalize") {
+ const wordsArray = retval.toLowerCase().split(" ");
+ const capsArray = wordsArray.map((word) => {
+ return word[0].toUpperCase() + word.slice(1);
+ });
+ retval = capsArray.join(" ");
+ }
return retval;
}
};
- var FontSpec = class {
+ var FontAttr = class {
constructor(options) {
- if (options.font) {
+ var _a2, _b2;
+ if (options == null ? void 0 : options.font) {
this.font = options.font;
} else {
- this.family = options.fontFamily || "sans-serif";
- this.size = options.fontSize || 12;
- this.weight = options.fontWeight;
- this.style = options.fontStyle;
+ this.family = (_a2 = options == null ? void 0 : options.fontFamily) != null ? _a2 : "sans-serif";
+ this.size = (_b2 = options == null ? void 0 : options.fontSize) != null ? _b2 : 12;
+ this.weight = options == null ? void 0 : options.fontWeight;
+ this.style = options == null ? void 0 : options.fontStyle;
}
}
- str(z2, f2) {
+ get(z2, f2) {
if (this.font) {
if (typeof this.font === "function") {
return this.font(z2, f2);
@@ -2796,77 +4062,233 @@ var protomaps = (() => {
}
}
};
+ var ArrayAttr = class {
+ constructor(c2, defaultValue = []) {
+ this.value = c2 != null ? c2 : defaultValue;
+ this.per_feature = typeof this.value == "function" && this.value.length == 2;
+ }
+ get(z2, f2) {
+ if (typeof this.value == "function") {
+ return this.value(z2, f2);
+ } else {
+ return this.value;
+ }
+ }
+ };
// src/line.ts
- var import_xy = __toModule(require_xy());
- function simpleLabel(mls, minimum) {
+ var import_point_geometry5 = __toModule(require_point_geometry());
+ var linelabel = (pts, max_angle_delta, targetLen) => {
+ var chunks = [];
+ var a2, b, c2, i2 = 0, n2 = 0, d = 0;
+ var abmag = 0, bcmag = 0;
+ var abx = 0, aby = 0;
+ var bcx = 0, bcy = 0;
+ var dt = 0;
+ var i_start = 0;
+ var d_start = 0;
+ if (pts.length < 2)
+ return [];
+ if (pts.length === 2) {
+ d = Math.sqrt(Math.pow(pts[1].x - pts[0].x, 2) + Math.pow(pts[1].y - pts[0].y, 2));
+ return [
+ {
+ length: d,
+ beginIndex: 0,
+ beginDistance: 0,
+ endIndex: 2,
+ endDistance: d
+ }
+ ];
+ }
+ abmag = Math.sqrt(Math.pow(pts[1].x - pts[0].x, 2) + Math.pow(pts[1].y - pts[0].y, 2));
+ for (i2 = 1, n2 = pts.length - 1; i2 < n2; i2++) {
+ a2 = pts[i2 - 1];
+ b = pts[i2];
+ c2 = pts[i2 + 1];
+ abx = b.x - a2.x;
+ aby = b.y - a2.y;
+ bcx = c2.x - b.x;
+ bcy = c2.y - b.y;
+ bcmag = Math.sqrt(bcx * bcx + bcy * bcy);
+ d += abmag;
+ dt = Math.acos((abx * bcx + aby * bcy) / (abmag * bcmag));
+ if (dt > max_angle_delta || d - d_start > targetLen) {
+ chunks.push({
+ length: d - d_start,
+ beginDistance: d_start,
+ beginIndex: i_start,
+ endIndex: i2 + 1,
+ endDistance: d
+ });
+ i_start = i2;
+ d_start = d;
+ }
+ abmag = bcmag;
+ }
+ if (i2 - i_start > 0) {
+ chunks.push({
+ length: d - d_start + bcmag,
+ beginIndex: i_start,
+ beginDistance: d_start,
+ endIndex: i2 + 1,
+ endDistance: d + bcmag
+ });
+ }
+ return chunks;
+ };
+ function simpleLabel(mls, minimum, repeatDistance, cellSize) {
let longestStart;
let longestEnd;
let longestLength = 0;
+ let candidates = [];
+ var lastLabeledDistance = -Infinity;
for (let ls of mls) {
- let segments = (0, import_xy.default)(ls, Math.PI / 2 / 18);
+ let segments = linelabel(ls, Math.PI / 45, minimum);
for (let segment of segments) {
- if (segment.length >= minimum && segment.length > longestLength) {
- longestLength = segment.length;
- longestStart = ls[segment.beginIndex];
- longestEnd = ls[segment.endIndex - 1];
+ if (segment.length >= minimum + cellSize) {
+ let start = new import_point_geometry5.default(ls[segment.beginIndex].x, ls[segment.beginIndex].y);
+ let end = ls[segment.endIndex - 1];
+ let normalized = new import_point_geometry5.default((end.x - start.x) / segment.length, (end.y - start.y) / segment.length);
+ for (var i2 = cellSize; i2 < segment.length - minimum; i2 += repeatDistance) {
+ candidates.push({
+ start: start.add(normalized.mult(i2)),
+ end: start.add(normalized.mult(i2 + minimum))
+ });
+ }
}
}
}
- if (!longestStart)
- return void 0;
- if (longestStart.x == longestEnd.x && longestStart.y == longestEnd.y) {
- return void 0;
- }
- return { start: longestStart, end: longestEnd };
+ return candidates;
}
function lineCells(a2, b, length, spacing) {
let dx = b.x - a2.x;
let dy = b.y - a2.y;
let dist = Math.sqrt(Math.pow(b.x - a2.x, 2) + Math.pow(b.y - a2.y, 2));
let retval = [];
- for (var i2 = spacing; i2 < length; i2 += 2 * spacing) {
+ for (var i2 = 0; i2 < length + spacing; i2 += 2 * spacing) {
let factor = i2 * 1 / dist;
retval.push({ x: a2.x + factor * dx, y: a2.y + factor * dy });
}
return retval;
}
+ // src/text.ts
+ function linebreak(str, maxUnits) {
+ if (str.length <= maxUnits)
+ return [str];
+ let endIndex = maxUnits - 1;
+ let space_before = str.lastIndexOf(" ", endIndex);
+ let space_after = str.indexOf(" ", endIndex);
+ if (space_before == -1 && space_after == -1) {
+ return [str];
+ }
+ let first;
+ let after;
+ if (space_after == -1 || space_before >= 0 && endIndex - space_before < space_after - endIndex) {
+ first = str.substring(0, space_before);
+ after = str.substring(space_before + 1, str.length);
+ } else {
+ first = str.substring(0, space_after);
+ after = str.substring(space_after + 1, str.length);
+ }
+ return [first, ...linebreak(after, maxUnits)];
+ }
+ var CJK_CHARS = "\u3005-\u3007\u3021-\u3029\u3031-\u3035\u3038-\u303C\u3220-\u3229\u3248-\u324F\u3251-\u325F\u3280-\u3289\u32B1-\u32BF\u3400-\u4DB5\u4E00-\u9FEA\uF900-\uFA6D\uFA70-\uFAD9\u2000";
+ var cjk_test = new RegExp("^[" + CJK_CHARS + "]+$");
+
// src/symbolizer.ts
+ var MAX_VERTICES_PER_DRAW_CALL = 5400;
+ var Justify;
+ (function(Justify2) {
+ Justify2[Justify2["Left"] = 1] = "Left";
+ Justify2[Justify2["Center"] = 2] = "Center";
+ Justify2[Justify2["Right"] = 3] = "Right";
+ })(Justify || (Justify = {}));
+ var TextPlacements;
+ (function(TextPlacements2) {
+ TextPlacements2[TextPlacements2["N"] = 1] = "N";
+ TextPlacements2[TextPlacements2["NE"] = 2] = "NE";
+ TextPlacements2[TextPlacements2["E"] = 3] = "E";
+ TextPlacements2[TextPlacements2["SE"] = 4] = "SE";
+ TextPlacements2[TextPlacements2["S"] = 5] = "S";
+ TextPlacements2[TextPlacements2["SW"] = 6] = "SW";
+ TextPlacements2[TextPlacements2["W"] = 7] = "W";
+ TextPlacements2[TextPlacements2["NW"] = 8] = "NW";
+ })(TextPlacements || (TextPlacements = {}));
var createPattern = (width, height, fn) => {
const canvas = document.createElement("canvas");
const ctx = canvas.getContext("2d");
canvas.width = width;
canvas.height = height;
- fn(canvas, ctx);
+ if (ctx !== null)
+ fn(canvas, ctx);
return canvas;
};
var PolygonSymbolizer = class {
constructor(options) {
- this.fill = options.fill || "#000000";
- this.opacity = options.opacity || 1;
+ var _a2;
this.pattern = options.pattern;
+ this.fill = new StringAttr(options.fill, "black");
+ this.opacity = new NumberAttr(options.opacity, 1);
+ this.stroke = new StringAttr(options.stroke, "black");
+ this.width = new NumberAttr(options.width, 0);
+ this.per_feature = (_a2 = this.fill.per_feature || this.opacity.per_feature || this.stroke.per_feature || this.width.per_feature || options.per_feature) != null ? _a2 : false;
+ this.do_stroke = false;
}
- before(ctx) {
+ before(ctx, z2) {
+ if (!this.per_feature) {
+ ctx.globalAlpha = this.opacity.get(z2);
+ ctx.fillStyle = this.fill.get(z2);
+ ctx.strokeStyle = this.stroke.get(z2);
+ let width = this.width.get(z2);
+ if (width > 0)
+ this.do_stroke = true;
+ ctx.lineWidth = width;
+ }
if (this.pattern) {
- ctx.fillStyle = ctx.createPattern(this.pattern, "repeat");
- } else {
- ctx.fillStyle = this.fill;
+ const patten = ctx.createPattern(this.pattern, "repeat");
+ if (patten)
+ ctx.fillStyle = patten;
}
- ctx.globalAlpha = this.opacity;
}
- draw(ctx, geom, properties) {
+ draw(ctx, geom, z2, f2) {
+ var do_stroke = false;
+ if (this.per_feature) {
+ ctx.globalAlpha = this.opacity.get(z2, f2);
+ ctx.fillStyle = this.fill.get(z2, f2);
+ var width = this.width.get(z2, f2);
+ if (width) {
+ do_stroke = true;
+ ctx.strokeStyle = this.stroke.get(z2, f2);
+ ctx.lineWidth = width;
+ }
+ }
+ let drawPath = () => {
+ ctx.fill();
+ if (do_stroke || this.do_stroke) {
+ ctx.stroke();
+ }
+ };
+ var vertices_in_path = 0;
ctx.beginPath();
for (var poly of geom) {
- for (var p2 = 0; p2 < poly.length - 1; p2++) {
+ if (vertices_in_path + poly.length > MAX_VERTICES_PER_DRAW_CALL) {
+ drawPath();
+ vertices_in_path = 0;
+ ctx.beginPath();
+ }
+ for (var p2 = 0; p2 < poly.length; p2++) {
let pt = poly[p2];
if (p2 == 0)
ctx.moveTo(pt.x, pt.y);
else
ctx.lineTo(pt.x, pt.y);
}
+ vertices_in_path += poly.length;
}
- ctx.fill();
+ if (vertices_in_path > 0)
+ drawPath();
}
};
function arr(base, a2) {
@@ -2878,56 +4300,124 @@ var protomaps = (() => {
return 0;
};
}
+ function getStopIndex(input, stops) {
+ let idx = 0;
+ while (stops[idx + 1][0] < input)
+ idx++;
+ return idx;
+ }
+ function interpolate(factor, start, end) {
+ return factor * (end - start) + start;
+ }
+ function computeInterpolationFactor(z2, idx, base, stops) {
+ const difference = stops[idx + 1][0] - stops[idx][0];
+ const progress = z2 - stops[idx][0];
+ if (difference === 0)
+ return 0;
+ else if (base === 1)
+ return progress / difference;
+ else
+ return (Math.pow(base, progress) - 1) / (Math.pow(base, difference) - 1);
+ }
function exp(base, stops) {
return (z2) => {
+ if (stops.length < 1)
+ return 0;
if (z2 <= stops[0][0])
return stops[0][1];
if (z2 >= stops[stops.length - 1][0])
return stops[stops.length - 1][1];
- let idx = 0;
- while (stops[idx + 1][0] < z2)
- idx++;
- let difference = stops[idx + 1][0] - stops[idx][0];
- let progress = z2 - stops[idx][0];
- var factor;
- if (difference === 0)
- factor = 0;
- else if (base === 1)
- factor = progress / difference;
- else
- factor = (Math.pow(base, progress) - 1) / (Math.pow(base, difference) - 1);
- return factor * (stops[idx + 1][1] - stops[idx][1]) + stops[idx][1];
+ const idx = getStopIndex(z2, stops);
+ const factor = computeInterpolationFactor(z2, idx, base, stops);
+ return interpolate(factor, stops[idx][1], stops[idx + 1][1]);
+ };
+ }
+ function step(output0, stops) {
+ return (z2) => {
+ if (stops.length < 1)
+ return 0;
+ let retval = output0;
+ for (let i2 = 0; i2 < stops.length; i2++) {
+ if (z2 >= stops[i2][0])
+ retval = stops[i2][1];
+ }
+ return retval;
};
}
- function isFunction(obj) {
- return !!(obj && obj.constructor && obj.call && obj.apply);
+ function linear(stops) {
+ return exp(1, stops);
+ }
+ function cubicBezier(x1, y1, x2, y2, stops) {
+ return (z2) => {
+ if (stops.length < 1)
+ return 0;
+ const bezier = new import_unitbezier.default(x1, y1, x2, y2);
+ const idx = getStopIndex(z2, stops);
+ const factor = bezier.solve(computeInterpolationFactor(z2, idx, 1, stops));
+ return interpolate(factor, stops[idx][1], stops[idx + 1][1]);
+ };
}
var LineSymbolizer = class {
constructor(options) {
- this.color = options.color || "#000000";
- this.width = options.width || 1;
- this.opacity = options.opacity || 1;
+ var _a2;
+ this.color = new StringAttr(options.color, "black");
+ this.width = new NumberAttr(options.width);
+ this.opacity = new NumberAttr(options.opacity);
+ this.dash = options.dash ? new ArrayAttr(options.dash) : null;
+ this.dashColor = new StringAttr(options.dashColor, "black");
+ this.dashWidth = new NumberAttr(options.dashWidth, 1);
+ this.lineCap = new StringAttr(options.lineCap, "butt");
+ this.lineJoin = new StringAttr(options.lineJoin, "miter");
this.skip = false;
- this.dash = options.dash;
- this.dashColor = options.dashColor || "black";
- this.dashWidth = options.dashWidth || 1;
+ this.per_feature = !!(((_a2 = this.dash) == null ? void 0 : _a2.per_feature) || this.color.per_feature || this.opacity.per_feature || this.width.per_feature || this.lineCap.per_feature || this.lineJoin.per_feature || options.per_feature);
}
before(ctx, z2) {
- ctx.strokeStyle = this.color;
- ctx.globalAlpha = this.opacity;
- if (isFunction(this.width) && this.width.length == 1) {
- let width = this.width(z2);
- this.skip = width === 0;
- ctx.lineWidth = width;
- } else {
- ctx.lineWidth = this.width;
+ if (!this.per_feature) {
+ ctx.strokeStyle = this.color.get(z2);
+ ctx.lineWidth = this.width.get(z2);
+ ctx.globalAlpha = this.opacity.get(z2);
+ ctx.lineCap = this.lineCap.get(z2);
+ ctx.lineJoin = this.lineJoin.get(z2);
}
}
- draw(ctx, geom, properties) {
+ draw(ctx, geom, z2, f2) {
if (this.skip)
return;
+ let strokePath = () => {
+ if (this.per_feature) {
+ ctx.globalAlpha = this.opacity.get(z2, f2);
+ ctx.lineCap = this.lineCap.get(z2, f2);
+ ctx.lineJoin = this.lineJoin.get(z2, f2);
+ }
+ if (this.dash) {
+ ctx.save();
+ if (this.per_feature) {
+ ctx.lineWidth = this.dashWidth.get(z2, f2);
+ ctx.strokeStyle = this.dashColor.get(z2, f2);
+ ctx.setLineDash(this.dash.get(z2, f2));
+ } else {
+ ctx.setLineDash(this.dash.get(z2));
+ }
+ ctx.stroke();
+ ctx.restore();
+ } else {
+ ctx.save();
+ if (this.per_feature) {
+ ctx.lineWidth = this.width.get(z2, f2);
+ ctx.strokeStyle = this.color.get(z2, f2);
+ }
+ ctx.stroke();
+ ctx.restore();
+ }
+ };
+ var vertices_in_path = 0;
ctx.beginPath();
for (var ls of geom) {
+ if (vertices_in_path + ls.length > MAX_VERTICES_PER_DRAW_CALL) {
+ strokePath();
+ vertices_in_path = 0;
+ ctx.beginPath();
+ }
for (var p2 = 0; p2 < ls.length; p2++) {
let pt = ls[p2];
if (p2 == 0)
@@ -2935,95 +4425,98 @@ var protomaps = (() => {
else
ctx.lineTo(pt.x, pt.y);
}
+ vertices_in_path += ls.length;
}
- if (this.dash) {
- ctx.save();
- ctx.lineWidth = this.dashWidth;
- ctx.strokeStyle = this.dashColor;
- ctx.setLineDash(this.dash);
- ctx.stroke();
- ctx.restore();
- } else {
- ctx.stroke();
- }
+ if (vertices_in_path > 0)
+ strokePath();
}
};
var IconSymbolizer = class {
constructor(options) {
- this.sprites = options.sprites;
this.name = options.name;
+ this.sheet = options.sheet;
+ this.dpr = window.devicePixelRatio;
}
place(layout, geom, feature) {
let pt = geom[0];
- let a2 = new import_point_geometry4.default(geom[0][0].x, geom[0][0].y);
+ let a2 = new import_point_geometry6.default(geom[0][0].x, geom[0][0].y);
+ let loc = this.sheet.get(this.name);
+ let width = loc.w / this.dpr;
+ let height = loc.h / this.dpr;
let bbox = {
- minX: a2.x - 32,
- minY: a2.y - 32,
- maxX: a2.x + 32,
- maxY: a2.y + 32
+ minX: a2.x - width / 2,
+ minY: a2.y - height / 2,
+ maxX: a2.x + width / 2,
+ maxY: a2.y + height / 2
};
let draw = (ctx) => {
ctx.globalAlpha = 1;
- let r2 = this.sprites.get(this.name);
- ctx.drawImage(r2.canvas, r2.x, r2.y, r2.w, r2.h, -8, -8, r2.w, r2.h);
+ ctx.drawImage(this.sheet.canvas, loc.x, loc.y, loc.w, loc.h, -loc.w / 2 / this.dpr, -loc.h / 2 / this.dpr, loc.w / 2, loc.h / 2);
};
return [{ anchor: a2, bboxes: [bbox], draw }];
}
};
var CircleSymbolizer = class {
constructor(options) {
- this.radius = options.radius || 3;
- this.fill = options.fill || "black";
- this.stroke = options.stroke || "white";
- this.width = options.width || 0;
+ this.radius = new NumberAttr(options.radius, 3);
+ this.fill = new StringAttr(options.fill, "black");
+ this.stroke = new StringAttr(options.stroke, "white");
+ this.width = new NumberAttr(options.width, 0);
+ this.opacity = new NumberAttr(options.opacity);
+ }
+ draw(ctx, geom, z2, f2) {
+ ctx.globalAlpha = this.opacity.get(z2, f2);
+ let radius = this.radius.get(z2, f2);
+ let width = this.width.get(z2, f2);
+ if (width > 0) {
+ ctx.strokeStyle = this.stroke.get(z2, f2);
+ ctx.lineWidth = width;
+ ctx.beginPath();
+ ctx.arc(geom[0][0].x, geom[0][0].y, radius + width / 2, 0, 2 * Math.PI);
+ ctx.stroke();
+ }
+ ctx.fillStyle = this.fill.get(z2, f2);
+ ctx.beginPath();
+ ctx.arc(geom[0][0].x, geom[0][0].y, radius, 0, 2 * Math.PI);
+ ctx.fill();
}
place(layout, geom, feature) {
let pt = geom[0];
- let a2 = new import_point_geometry4.default(geom[0][0].x, geom[0][0].y);
+ let a2 = new import_point_geometry6.default(geom[0][0].x, geom[0][0].y);
+ let radius = this.radius.get(layout.zoom, feature);
let bbox = {
- minX: a2.x - this.radius,
- minY: a2.y - this.radius,
- maxX: a2.x + this.radius,
- maxY: a2.y + this.radius
+ minX: a2.x - radius,
+ minY: a2.y - radius,
+ maxX: a2.x + radius,
+ maxY: a2.y + radius
};
let draw = (ctx) => {
- ctx.globalAlpha = 1;
- if (this.width > 0) {
- ctx.fillStyle = this.stroke;
- ctx.beginPath();
- ctx.arc(0, 0, this.radius + this.width, 0, 2 * Math.PI);
- ctx.fill();
- }
- ctx.fillStyle = this.fill;
- ctx.beginPath();
- ctx.arc(0, 0, this.radius, 0, 2 * Math.PI);
- ctx.fill();
+ this.draw(ctx, [[new import_point_geometry6.default(0, 0)]], layout.zoom, feature);
};
return [{ anchor: a2, bboxes: [bbox], draw }];
}
};
var ShieldSymbolizer = class {
constructor(options) {
- this.font = new FontSpec(options);
- this.text = new TextSpec(options);
- this.fill = options.fill || "black";
- this.stroke = options.stroke || "white";
- this.background = options.background || "white";
- this.padding = options.padding || 0;
+ this.font = new FontAttr(options);
+ this.text = new TextAttr(options);
+ this.fill = new StringAttr(options.fill, "black");
+ this.background = new StringAttr(options.background, "white");
+ this.padding = new NumberAttr(options.padding, 0);
}
- place(layout, geom, feature) {
- let property = this.text.str(layout.zoom, feature.properties);
+ place(layout, geom, f2) {
+ let property = this.text.get(layout.zoom, f2);
if (!property)
return void 0;
- let font = this.font.str(layout.zoom, feature.properties);
+ let font = this.font.get(layout.zoom, f2);
layout.scratch.font = font;
let metrics = layout.scratch.measureText(property);
let width = metrics.width;
let ascent = metrics.actualBoundingBoxAscent;
let descent = metrics.actualBoundingBoxDescent;
let pt = geom[0];
- let a2 = new import_point_geometry4.default(geom[0][0].x, geom[0][0].y);
- let p2 = this.padding;
+ let a2 = new import_point_geometry6.default(geom[0][0].x, geom[0][0].y);
+ let p2 = this.padding.get(layout.zoom, f2);
let bbox = {
minX: a2.x - width / 2 - p2,
minY: a2.y - ascent - p2,
@@ -3032,9 +4525,9 @@ var protomaps = (() => {
};
let draw = (ctx) => {
ctx.globalAlpha = 1;
- ctx.fillStyle = this.background;
+ ctx.fillStyle = this.background.get(layout.zoom, f2);
ctx.fillRect(-width / 2 - p2, -ascent - p2, width + 2 * p2, ascent + descent + 2 * p2);
- ctx.fillStyle = this.fill;
+ ctx.fillStyle = this.fill.get(layout.zoom, f2);
ctx.font = font;
ctx.fillText(property, -width / 2, 0);
};
@@ -3042,7 +4535,7 @@ var protomaps = (() => {
}
};
var FlexSymbolizer = class {
- constructor(list, options) {
+ constructor(list) {
this.list = list;
}
place(layout, geom, feature) {
@@ -3054,7 +4547,7 @@ var protomaps = (() => {
let bbox = label.bboxes[0];
let height = bbox.maxY - bbox.minY;
let draws = [{ draw: label.draw, translate: { x: 0, y: 0 } }];
- let newGeom = [[{ x: geom[0][0].x, y: geom[0][0].y + height }]];
+ let newGeom = [[new import_point_geometry6.default(geom[0][0].x, geom[0][0].y + height)]];
for (let i2 = 1; i2 < this.list.length; i2++) {
labels = this.list[i2].place(layout, newGeom, feature);
if (labels) {
@@ -3111,308 +4604,378 @@ var protomaps = (() => {
return [{ anchor, bboxes: [bbox], draw }];
}
};
- var CenteredTextSymbolizer = class {
- constructor(options) {
- this.font = new FontSpec(options);
- this.text = new TextSpec(options);
- this.fill = options.fill;
- this.stroke = options.stroke || "black";
- this.width = options.width || 0;
+ var CenteredSymbolizer = class {
+ constructor(symbolizer) {
+ this.symbolizer = symbolizer;
}
place(layout, geom, feature) {
- if (feature.geomType !== GeomType.Point)
+ let a2 = geom[0][0];
+ let placed = this.symbolizer.place(layout, [[new import_point_geometry6.default(0, 0)]], feature);
+ if (!placed || placed.length == 0)
+ return void 0;
+ let first_label = placed[0];
+ let bbox = first_label.bboxes[0];
+ let width = bbox.maxX - bbox.minX;
+ let height = bbox.maxY - bbox.minY;
+ let centered = {
+ minX: a2.x - width / 2,
+ maxX: a2.x + width / 2,
+ minY: a2.y - height / 2,
+ maxY: a2.y + height / 2
+ };
+ let draw = (ctx) => {
+ ctx.translate(-width / 2, height / 2 - bbox.maxY);
+ first_label.draw(ctx, { justify: 2 });
+ };
+ return [{ anchor: a2, bboxes: [centered], draw }];
+ }
+ };
+ var Padding = class {
+ constructor(padding, symbolizer) {
+ this.padding = new NumberAttr(padding, 0);
+ this.symbolizer = symbolizer;
+ }
+ place(layout, geom, feature) {
+ let placed = this.symbolizer.place(layout, geom, feature);
+ if (!placed || placed.length == 0)
return void 0;
- let property = this.text.str(layout.zoom, feature.properties);
+ let padding = this.padding.get(layout.zoom, feature);
+ for (var label of placed) {
+ for (var bbox of label.bboxes) {
+ bbox.minX -= padding;
+ bbox.minY -= padding;
+ bbox.maxX += padding;
+ bbox.maxY += padding;
+ }
+ }
+ return placed;
+ }
+ };
+ var TextSymbolizer = class {
+ constructor(options) {
+ this.font = new FontAttr(options);
+ this.text = new TextAttr(options);
+ this.fill = new StringAttr(options.fill, "black");
+ this.stroke = new StringAttr(options.stroke, "black");
+ this.width = new NumberAttr(options.width, 0);
+ this.lineHeight = new NumberAttr(options.lineHeight, 1);
+ this.letterSpacing = new NumberAttr(options.letterSpacing, 0);
+ this.maxLineCodeUnits = new NumberAttr(options.maxLineChars, 15);
+ this.justify = options.justify;
+ }
+ place(layout, geom, feature) {
+ let property = this.text.get(layout.zoom, feature);
if (!property)
return void 0;
- let font = this.font.str(layout.zoom, feature.properties);
+ let font = this.font.get(layout.zoom, feature);
layout.scratch.font = font;
- let metrics = layout.scratch.measureText(property);
- let width = metrics.width;
+ let letterSpacing = this.letterSpacing.get(layout.zoom, feature);
+ let lines = linebreak(property, this.maxLineCodeUnits.get(layout.zoom, feature));
+ var longestLine = "";
+ var longestLineLen = 0;
+ for (let line of lines) {
+ if (line.length > longestLineLen) {
+ longestLineLen = line.length;
+ longestLine = line;
+ }
+ }
+ let metrics = layout.scratch.measureText(longestLine);
+ let width = metrics.width + letterSpacing * (longestLineLen - 1);
let ascent = metrics.actualBoundingBoxAscent;
let descent = metrics.actualBoundingBoxDescent;
- let a2 = new import_point_geometry4.default(geom[0][0].x, geom[0][0].y);
+ let lineHeight = (ascent + descent) * this.lineHeight.get(layout.zoom, feature);
+ let a2 = new import_point_geometry6.default(geom[0][0].x, geom[0][0].y);
let bbox = {
- minX: a2.x - width / 2,
+ minX: a2.x,
minY: a2.y - ascent,
- maxX: a2.x + width / 2,
- maxY: a2.y + descent
+ maxX: a2.x + width,
+ maxY: a2.y + descent + (lines.length - 1) * lineHeight
};
- let textX = -width / 2;
- let draw = (ctx) => {
+ let draw = (ctx, extra) => {
ctx.globalAlpha = 1;
ctx.font = font;
- if (this.width) {
- ctx.lineWidth = this.width * 2;
- ctx.strokeStyle = this.stroke;
- ctx.strokeText(property, textX, 0);
+ ctx.fillStyle = this.fill.get(layout.zoom, feature);
+ let textStrokeWidth = this.width.get(layout.zoom, feature);
+ var y = 0;
+ for (let line of lines) {
+ var startX = 0;
+ if (this.justify == 2 || extra && extra.justify == 2) {
+ startX = (width - ctx.measureText(line).width) / 2;
+ } else if (this.justify == 3 || extra && extra.justify == 3) {
+ startX = width - ctx.measureText(line).width;
+ }
+ if (textStrokeWidth) {
+ ctx.lineWidth = textStrokeWidth * 2;
+ ctx.strokeStyle = this.stroke.get(layout.zoom, feature);
+ if (letterSpacing > 0) {
+ var xPos = startX;
+ for (var letter of line) {
+ ctx.strokeText(letter, xPos, y);
+ xPos += ctx.measureText(letter).width + letterSpacing;
+ }
+ } else {
+ ctx.strokeText(line, startX, y);
+ }
+ }
+ if (letterSpacing > 0) {
+ var xPos = startX;
+ for (var letter of line) {
+ ctx.fillText(letter, xPos, y);
+ xPos += ctx.measureText(letter).width + letterSpacing;
+ }
+ } else {
+ ctx.fillText(line, startX, y);
+ }
+ y += lineHeight;
}
- ctx.fillStyle = this.fill;
- ctx.fillText(property, textX, 0);
};
return [{ anchor: a2, bboxes: [bbox], draw }];
}
};
- var OffsetTextSymbolizer = class {
+ var CenteredTextSymbolizer = class {
constructor(options) {
- this.font = new FontSpec(options);
- this.text = new TextSpec(options);
- this.fill = options.fill;
- this.stroke = options.stroke || "black";
- this.width = options.width || 0;
- this.offset = options.offset || 0;
+ this.centered = new CenteredSymbolizer(new TextSymbolizer(options));
+ }
+ place(layout, geom, feature) {
+ return this.centered.place(layout, geom, feature);
+ }
+ };
+ var OffsetSymbolizer = class {
+ constructor(symbolizer, options) {
+ var _a2, _b2, _c;
+ this.symbolizer = symbolizer;
+ this.offsetX = new NumberAttr(options.offsetX, 0);
+ this.offsetY = new NumberAttr(options.offsetY, 0);
+ this.justify = (_a2 = options.justify) != null ? _a2 : void 0;
+ this.placements = (_b2 = options.placements) != null ? _b2 : [
+ 2,
+ 6,
+ 8,
+ 4,
+ 1,
+ 3,
+ 5,
+ 7
+ ];
+ this.ddValues = (_c = options.ddValues) != null ? _c : () => {
+ return {};
+ };
}
place(layout, geom, feature) {
if (feature.geomType !== GeomType.Point)
return void 0;
- let property = this.text.str(layout.zoom, feature.properties);
- if (!property)
+ let anchor = geom[0][0];
+ let placed = this.symbolizer.place(layout, [[new import_point_geometry6.default(0, 0)]], feature);
+ if (!placed || placed.length == 0)
return void 0;
- let font = this.font.str(layout.zoom, feature.properties);
- layout.scratch.font = font;
- let metrics = layout.scratch.measureText(property);
- let width = metrics.width;
- let ascent = metrics.actualBoundingBoxAscent;
- let descent = metrics.actualBoundingBoxDescent;
- let a2 = new import_point_geometry4.default(geom[0][0].x, geom[0][0].y);
- let offset = this.offset;
- var text_origin = new import_point_geometry4.default(offset, -offset);
- let draw = (ctx) => {
- ctx.globalAlpha = 1;
- ctx.font = font;
- if (this.width) {
- ctx.lineWidth = this.width * 2;
- ctx.strokeStyle = this.stroke;
- ctx.strokeText(property, text_origin.x, text_origin.y);
- }
- ctx.fillStyle = this.fill;
- ctx.fillText(property, text_origin.x, text_origin.y);
+ let first_label = placed[0];
+ let fb = first_label.bboxes[0];
+ let offsetXValue = this.offsetX;
+ let offsetYValue = this.offsetY;
+ let justifyValue = this.justify;
+ let placements = this.placements;
+ const {
+ offsetX: ddOffsetX,
+ offsetY: ddOffsetY,
+ justify: ddJustify,
+ placements: ddPlacements
+ } = this.ddValues(layout.zoom, feature) || {};
+ if (ddOffsetX)
+ offsetXValue = new NumberAttr(ddOffsetX, 0);
+ if (ddOffsetY)
+ offsetYValue = new NumberAttr(ddOffsetY, 0);
+ if (ddJustify)
+ justifyValue = ddJustify;
+ if (ddPlacements)
+ placements = ddPlacements;
+ const offsetX = offsetXValue.get(layout.zoom, feature);
+ const offsetY = offsetYValue.get(layout.zoom, feature);
+ let getBbox = (a2, o2) => {
+ return {
+ minX: a2.x + o2.x + fb.minX,
+ minY: a2.y + o2.y + fb.minY,
+ maxX: a2.x + o2.x + fb.maxX,
+ maxY: a2.y + o2.y + fb.maxY
+ };
};
- var bbox = {
- minX: a2.x + text_origin.x,
- minY: a2.y - ascent + text_origin.y,
- maxX: a2.x + width + text_origin.x,
- maxY: a2.y + descent + text_origin.y
+ var origin = new import_point_geometry6.default(offsetX, offsetY);
+ var justify;
+ let draw = (ctx) => {
+ ctx.translate(origin.x, origin.y);
+ first_label.draw(ctx, { justify });
};
- if (!layout.index.bboxCollides(bbox, layout.order))
- return [{ anchor: a2, bboxes: [bbox], draw }];
- text_origin = new import_point_geometry4.default(-width - offset, -offset);
- bbox = {
- minX: a2.x + text_origin.x,
- minY: a2.y - ascent + text_origin.y,
- maxX: a2.x + width + text_origin.x,
- maxY: a2.y + descent + text_origin.y
+ const placeLabelInPoint = (a2, o2) => {
+ const bbox = getBbox(a2, o2);
+ if (!layout.index.bboxCollides(bbox, layout.order))
+ return [{ anchor, bboxes: [bbox], draw }];
};
- if (!layout.index.bboxCollides(bbox, layout.order))
- return [{ anchor: a2, bboxes: [bbox], draw }];
+ for (let placement of placements) {
+ const xAxisOffset = this.computeXAxisOffset(offsetX, fb, placement);
+ const yAxisOffset = this.computeYAxisOffset(offsetY, fb, placement);
+ justify = this.computeJustify(justifyValue, placement);
+ origin = new import_point_geometry6.default(xAxisOffset, yAxisOffset);
+ return placeLabelInPoint(anchor, origin);
+ }
return void 0;
}
+ computeXAxisOffset(offsetX, fb, placement) {
+ const labelWidth = fb.maxX;
+ const labelHalfWidth = labelWidth / 2;
+ if ([1, 5].includes(placement))
+ return offsetX - labelHalfWidth;
+ if ([8, 7, 6].includes(placement))
+ return offsetX - labelWidth;
+ return offsetX;
+ }
+ computeYAxisOffset(offsetY, fb, placement) {
+ const labelHalfHeight = Math.abs(fb.minY);
+ const labelBottom = fb.maxY;
+ const labelCenterHeight = (fb.minY + fb.maxY) / 2;
+ if ([3, 7].includes(placement))
+ return offsetY - labelCenterHeight;
+ if ([8, 2, 1].includes(placement))
+ return offsetY - labelBottom;
+ if ([6, 4, 5].includes(placement))
+ return offsetY + labelHalfHeight;
+ return offsetY;
+ }
+ computeJustify(fixedJustify, placement) {
+ if (fixedJustify)
+ return fixedJustify;
+ if ([1, 5].includes(placement))
+ return 2;
+ if ([2, 3, 4].includes(placement))
+ return 1;
+ return 3;
+ }
+ };
+ var OffsetTextSymbolizer = class {
+ constructor(options) {
+ this.symbolizer = new OffsetSymbolizer(new TextSymbolizer(options), options);
+ }
+ place(layout, geom, feature) {
+ return this.symbolizer.place(layout, geom, feature);
+ }
};
+ var LineLabelPlacement;
+ (function(LineLabelPlacement2) {
+ LineLabelPlacement2[LineLabelPlacement2["Above"] = 1] = "Above";
+ LineLabelPlacement2[LineLabelPlacement2["Center"] = 2] = "Center";
+ LineLabelPlacement2[LineLabelPlacement2["Below"] = 3] = "Below";
+ })(LineLabelPlacement || (LineLabelPlacement = {}));
var LineLabelSymbolizer = class {
constructor(options) {
- this.font = new FontSpec(options);
- this.text = new TextSpec(options);
- this.fill = options.fill || "black";
- this.stroke = options.stroke || "black";
- this.width = options.width || 0;
- this.offset = options.offset || 0;
+ var _a2;
+ this.font = new FontAttr(options);
+ this.text = new TextAttr(options);
+ this.fill = new StringAttr(options.fill, "black");
+ this.stroke = new StringAttr(options.stroke, "black");
+ this.width = new NumberAttr(options.width, 0);
+ this.offset = new NumberAttr(options.offset, 0);
+ this.position = (_a2 = options.position) != null ? _a2 : 1;
+ this.maxLabelCodeUnits = new NumberAttr(options.maxLabelChars, 40);
+ this.repeatDistance = new NumberAttr(options.repeatDistance, 250);
}
place(layout, geom, feature) {
- let name = this.text.str(layout.zoom, feature.properties);
+ let name = this.text.get(layout.zoom, feature);
if (!name)
return void 0;
- if (name.length > 20)
+ if (name.length > this.maxLabelCodeUnits.get(layout.zoom, feature))
return void 0;
+ let MIN_LABELABLE_DIM = 20;
let fbbox = feature.bbox;
- let area = (fbbox.maxY - fbbox.minY) * (fbbox.maxX - fbbox.minX);
- if (area < 400)
+ if (fbbox.maxY - fbbox.minY < MIN_LABELABLE_DIM && fbbox.maxX - fbbox.minX < MIN_LABELABLE_DIM)
return void 0;
- let font = this.font.str(layout.zoom, feature.properties);
+ let font = this.font.get(layout.zoom, feature);
layout.scratch.font = font;
let metrics = layout.scratch.measureText(name);
let width = metrics.width;
- let result = simpleLabel(geom, width);
- if (!result)
+ let height = metrics.actualBoundingBoxAscent + metrics.actualBoundingBoxDescent;
+ var repeatDistance = this.repeatDistance.get(layout.zoom, feature);
+ if (layout.overzoom > 4)
+ repeatDistance *= 1 << layout.overzoom - 4;
+ let cell_size = height * 2;
+ let label_candidates = simpleLabel(geom, width, repeatDistance, cell_size);
+ if (label_candidates.length == 0)
return void 0;
- let dx = result.end.x - result.start.x;
- let dy = result.end.y - result.start.y;
- let Q = 8;
- let cells = lineCells(result.start, result.end, width, 8);
- let bboxes = cells.map((c2) => {
- return {
- minX: c2.x - Q,
- minY: c2.y - Q,
- maxX: c2.x + Q,
- maxY: c2.y + Q
+ let labels = [];
+ for (let candidate of label_candidates) {
+ let dx = candidate.end.x - candidate.start.x;
+ let dy = candidate.end.y - candidate.start.y;
+ let cells = lineCells(candidate.start, candidate.end, width, cell_size / 2);
+ let bboxes = cells.map((c2) => {
+ return {
+ minX: c2.x - cell_size / 2,
+ minY: c2.y - cell_size / 2,
+ maxX: c2.x + cell_size / 2,
+ maxY: c2.y + cell_size / 2
+ };
+ });
+ let draw = (ctx) => {
+ ctx.globalAlpha = 1;
+ ctx.rotate(Math.atan2(dy, dx));
+ if (dx < 0) {
+ ctx.scale(-1, -1);
+ ctx.translate(-width, 0);
+ }
+ let heightPlacement = 0;
+ if (this.position === 3)
+ heightPlacement += height;
+ else if (this.position === 2)
+ heightPlacement += height / 2;
+ ctx.translate(0, heightPlacement - this.offset.get(layout.zoom, feature));
+ ctx.font = font;
+ let lineWidth = this.width.get(layout.zoom, feature);
+ if (lineWidth) {
+ ctx.lineWidth = lineWidth;
+ ctx.strokeStyle = this.stroke.get(layout.zoom, feature);
+ ctx.strokeText(name, 0, 0);
+ }
+ ctx.fillStyle = this.fill.get(layout.zoom, feature);
+ ctx.fillText(name, 0, 0);
};
- });
- let draw = (ctx) => {
- ctx.globalAlpha = 1;
- ctx.rotate(Math.atan2(dy, dx));
- if (dx < 0) {
- ctx.scale(-1, -1);
- ctx.translate(-width, 0);
- }
- ctx.translate(0, -this.offset);
- ctx.font = font;
- if (this.width) {
- ctx.lineWidth = this.width;
- ctx.strokeStyle = this.stroke;
- ctx.strokeText(name, 0, 0);
- }
- ctx.fillStyle = this.fill;
- ctx.fillText(name, 0, 0);
- };
- return [{ anchor: result.start, bboxes, draw }];
+ labels.push({
+ anchor: candidate.start,
+ bboxes,
+ draw,
+ deduplicationKey: name,
+ deduplicationDistance: repeatDistance
+ });
+ }
+ return labels;
}
};
var PolygonLabelSymbolizer = class {
constructor(options) {
- this.font = new FontSpec(options);
- this.text = new TextSpec(options);
- this.fill = options.fill || "black";
- this.stroke = options.stroke || "black";
- this.width = options.width || 0;
+ this.symbolizer = new TextSymbolizer(options);
}
place(layout, geom, feature) {
let fbbox = feature.bbox;
let area = (fbbox.maxY - fbbox.minY) * (fbbox.maxX - fbbox.minX);
if (area < 2e4)
return void 0;
- let property = this.text.str(layout.zoom, feature.properties);
- if (!property)
+ let placed = this.symbolizer.place(layout, [[new import_point_geometry6.default(0, 0)]], feature);
+ if (!placed || placed.length == 0)
return void 0;
+ let first_label = placed[0];
+ let fb = first_label.bboxes[0];
let first_poly = geom[0];
let found = (0, import_polylabel.default)([first_poly.map((c2) => [c2.x, c2.y])]);
- let a2 = new import_point_geometry4.default(found[0], found[1]);
- let font = this.font.str(layout.zoom, feature.properties);
- layout.scratch.font = font;
- let lines = linebreak(property);
- let lineHeight = 14;
- var longestLine;
- var longestLineLen = 0;
- for (let line of lines) {
- if (line.length > longestLineLen) {
- longestLineLen = line.length;
- longestLine = line;
- }
- }
- let metrics = layout.scratch.measureText(longestLine);
- let width = metrics.width;
+ let a2 = new import_point_geometry6.default(found[0], found[1]);
let bbox = {
- minX: a2.x - width / 2,
- minY: a2.y - metrics.actualBoundingBoxAscent,
- maxX: a2.x + width / 2,
- maxY: a2.y + (lineHeight * lines.length - metrics.actualBoundingBoxAscent)
+ minX: a2.x - (fb.maxX - fb.minX) / 2,
+ minY: a2.y - (fb.maxY - fb.minY) / 2,
+ maxX: a2.x + (fb.maxX - fb.minX) / 2,
+ maxY: a2.y + (fb.maxY - fb.minY) / 2
};
- let fill = this.fill;
let draw = (ctx) => {
- ctx.globalAlpha = 1;
- ctx.font = font;
- var y = 0;
- for (let line of lines) {
- if (this.width) {
- ctx.lineWidth = this.width;
- ctx.strokeStyle = this.stroke;
- ctx.strokeText(line, -width / 2, y);
- }
- ctx.fillStyle = fill;
- ctx.fillText(line, -width / 2, y);
- y += lineHeight;
- }
+ ctx.translate(first_label.anchor.x - (fb.maxX - fb.minX) / 2, first_label.anchor.y);
+ first_label.draw(ctx);
};
return [{ anchor: a2, bboxes: [bbox], draw }];
}
};
- // node_modules/color2k/dist/index.module.js
- function t(t2, n2, r2) {
- return Math.min(Math.max(t2, r2), n2);
- }
- var n = class extends Error {
- constructor(t2) {
- super(`Failed to parse color: "${t2}"`);
- }
- };
- function r(r2) {
- if (typeof r2 != "string")
- throw new n(r2);
- if (r2.trim().toLowerCase() === "transparent")
- return [0, 0, 0, 0];
- let e2 = r2.trim();
- e2 = u.test(r2) ? function(t2) {
- const r3 = t2.toLowerCase().trim(), e3 = o[function(t3) {
- let n2 = 5381, r4 = t3.length;
- for (; r4; )
- n2 = 33 * n2 ^ t3.charCodeAt(--r4);
- return (n2 >>> 0) % 2341;
- }(r3)];
- if (!e3)
- throw new n(t2);
- return `#${e3}`;
- }(r2) : r2;
- const f2 = s.exec(e2);
- if (f2) {
- const t2 = Array.from(f2).slice(1);
- return [...t2.slice(0, 3).map((t3) => parseInt(_(t3, 2), 16)), parseInt(_(t2[3] || "f", 2), 16) / 255];
- }
- const p2 = i.exec(e2);
- if (p2) {
- const t2 = Array.from(p2).slice(1);
- return [...t2.slice(0, 3).map((t3) => parseInt(t3, 16)), parseInt(t2[3] || "ff", 16) / 255];
- }
- const z2 = a.exec(e2);
- if (z2) {
- const t2 = Array.from(z2).slice(1);
- return [...t2.slice(0, 3).map((t3) => parseInt(t3, 10)), parseFloat(t2[3] || "1")];
- }
- const h = c.exec(e2);
- if (h) {
- const [e3, o2, _2, s2] = Array.from(h).slice(1).map(parseFloat);
- if (t(0, 100, o2) !== o2)
- throw new n(r2);
- if (t(0, 100, _2) !== _2)
- throw new n(r2);
- return [...l(e3, o2, _2), s2 || 1];
- }
- throw new n(r2);
- }
- var e = (t2) => parseInt(t2.replace(/_/g, ""), 36);
- var o = "1q29ehhb 1n09sgk7 1kl1ekf_ _yl4zsno 16z9eiv3 1p29lhp8 _bd9zg04 17u0____ _iw9zhe5 _to73___ _r45e31e _7l6g016 _jh8ouiv _zn3qba8 1jy4zshs 11u87k0u 1ro9yvyo 1aj3xael 1gz9zjz0 _3w8l4xo 1bf1ekf_ _ke3v___ _4rrkb__ 13j776yz _646mbhl _nrjr4__ _le6mbhl 1n37ehkb _m75f91n _qj3bzfz 1939yygw 11i5z6x8 _1k5f8xs 1509441m 15t5lwgf _ae2th1n _tg1ugcv 1lp1ugcv 16e14up_ _h55rw7n _ny9yavn _7a11xb_ 1ih442g9 _pv442g9 1mv16xof 14e6y7tu 1oo9zkds 17d1cisi _4v9y70f _y98m8kc 1019pq0v 12o9zda8 _348j4f4 1et50i2o _8epa8__ _ts6senj 1o350i2o 1mi9eiuo 1259yrp0 1ln80gnw _632xcoy 1cn9zldc _f29edu4 1n490c8q _9f9ziet 1b94vk74 _m49zkct 1kz6s73a 1eu9dtog _q58s1rz 1dy9sjiq __u89jo3 _aj5nkwg _ld89jo3 13h9z6wx _qa9z2ii _l119xgq _bs5arju 1hj4nwk9 1qt4nwk9 1ge6wau6 14j9zlcw 11p1edc_ _ms1zcxe _439shk6 _jt9y70f _754zsow 1la40eju _oq5p___ _x279qkz 1fa5r3rv _yd2d9ip _424tcku _8y1di2_ _zi2uabw _yy7rn9h 12yz980_ __39ljp6 1b59zg0x _n39zfzp 1fy9zest _b33k___ _hp9wq92 1il50hz4 _io472ub _lj9z3eo 19z9ykg0 _8t8iu3a 12b9bl4a 1ak5yw0o _896v4ku _tb8k8lv _s59zi6t _c09ze0p 1lg80oqn 1id9z8wb _238nba5 1kq6wgdi _154zssg _tn3zk49 _da9y6tc 1sg7cv4f _r12jvtt 1gq5fmkz 1cs9rvci _lp9jn1c _xw1tdnb 13f9zje6 16f6973h _vo7ir40 _bt5arjf _rc45e4t _hr4e100 10v4e100 _hc9zke2 _w91egv_ _sj2r1kk 13c87yx8 _vqpds__ _ni8ggk8 _tj9yqfb 1ia2j4r4 _7x9b10u 1fc9ld4j 1eq9zldr _5j9lhpx _ez9zl6o _md61fzm".split(" ").reduce((t2, n2) => {
- const r2 = e(n2.substring(0, 3)), o2 = e(n2.substring(3)).toString(16);
- let _2 = "";
- for (let t3 = 0; t3 < 6 - o2.length; t3++)
- _2 += "0";
- return t2[r2] = `${_2}${o2}`, t2;
- }, {});
- var _ = (t2, n2) => Array.from(Array(n2)).map(() => t2).join("");
- var s = new RegExp(`^#${_("([a-f0-9])", 3)}([a-f0-9])?$`, "i");
- var i = new RegExp(`^#${_("([a-f0-9]{2})", 3)}([a-f0-9]{2})?$`, "i");
- var a = new RegExp(`^rgba?\\(\\s*(\\d+)\\s*${_(",\\s*(\\d+)\\s*", 2)}(?:,\\s*([\\d.]+))?\\s*\\)$`, "i");
- var c = /^hsla?\(\s*([\d.]+)\s*,\s*([\d.]+)%\s*,\s*([\d.]+)%(?:\s*,\s*([\d.]+))?\s*\)$/i;
- var u = /^[a-z]+$/i;
- var f = (t2) => Math.round(255 * t2);
- var l = (t2, n2, r2) => {
- let e2 = r2 / 100;
- if (n2 === 0)
- return [e2, e2, e2].map(f);
- const o2 = (t2 % 360 + 360) % 360 / 60, _2 = (1 - Math.abs(2 * e2 - 1)) * (n2 / 100), s2 = _2 * (1 - Math.abs(o2 % 2 - 1));
- let i2 = 0, a2 = 0, c2 = 0;
- o2 >= 0 && o2 < 1 ? (i2 = _2, a2 = s2) : o2 >= 1 && o2 < 2 ? (i2 = s2, a2 = _2) : o2 >= 2 && o2 < 3 ? (a2 = _2, c2 = s2) : o2 >= 3 && o2 < 4 ? (a2 = s2, c2 = _2) : o2 >= 4 && o2 < 5 ? (i2 = s2, c2 = _2) : o2 >= 5 && o2 < 6 && (i2 = _2, c2 = s2);
- const u2 = e2 - _2 / 2;
- return [i2 + u2, a2 + u2, c2 + u2].map(f);
- };
- function p(t2) {
- const [n2, e2, o2, _2] = r(t2).map((t3, n3) => n3 === 3 ? t3 : t3 / 255), s2 = Math.max(n2, e2, o2), i2 = Math.min(n2, e2, o2), a2 = (s2 + i2) / 2;
- if (s2 === i2)
- return [0, 0, a2, _2];
- const c2 = s2 - i2;
- return [60 * (n2 === s2 ? (e2 - o2) / c2 + (e2 < o2 ? 6 : 0) : e2 === s2 ? (o2 - n2) / c2 + 2 : (n2 - e2) / c2 + 4), a2 > 0.5 ? c2 / (2 - s2 - i2) : c2 / (s2 + i2), a2, _2];
- }
- function z(n2, r2, e2, o2) {
- return `hsla(${(n2 % 360).toFixed()}, ${t(0, 100, 100 * r2).toFixed()}%, ${t(0, 100, 100 * e2).toFixed()}%, ${parseFloat(t(0, 1, o2).toFixed(3))})`;
- }
-
// src/default_style/style.ts
var doShading = (params, shade) => {
let shadeHsl = p(shade);
@@ -3438,8 +5001,8 @@ var protomaps = (() => {
symbolizer: new PolygonSymbolizer({
fill: params.glacier
}),
- filter: (f2) => {
- return f2.natural == "glacier";
+ filter: (z2, f2) => {
+ return f2.props.natural == "glacier";
}
},
{
@@ -3447,8 +5010,8 @@ var protomaps = (() => {
symbolizer: new PolygonSymbolizer({
fill: params.residential
}),
- filter: (f2) => {
- return f2.landuse == "residential" || f2.place == "neighbourhood";
+ filter: (z2, f2) => {
+ return f2.props.landuse == "residential" || f2.props.place == "neighbourhood";
}
},
{
@@ -3456,8 +5019,8 @@ var protomaps = (() => {
symbolizer: new PolygonSymbolizer({
fill: params.hospital
}),
- filter: (f2) => {
- return f2.amenity == "hospital";
+ filter: (z2, f2) => {
+ return f2.props.amenity == "hospital";
}
},
{
@@ -3465,8 +5028,8 @@ var protomaps = (() => {
symbolizer: new PolygonSymbolizer({
fill: params.cemetery
}),
- filter: (f2) => {
- return f2.landuse == "cemetery";
+ filter: (z2, f2) => {
+ return f2.props.landuse == "cemetery";
}
},
{
@@ -3474,8 +5037,8 @@ var protomaps = (() => {
symbolizer: new PolygonSymbolizer({
fill: params.school
}),
- filter: (f2) => {
- return f2.amenity == "school" || f2.amenity == "kindergarten" || f2.amenity == "university" || f2.amenity == "college";
+ filter: (z2, f2) => {
+ return f2.props.amenity == "school" || f2.props.amenity == "kindergarten" || f2.props.amenity == "university" || f2.props.amenity == "college";
}
},
{
@@ -3483,8 +5046,8 @@ var protomaps = (() => {
symbolizer: new PolygonSymbolizer({
fill: params.industrial
}),
- filter: (f2) => {
- return f2.landuse == "industrial";
+ filter: (z2, f2) => {
+ return f2.props.landuse == "industrial";
}
},
{
@@ -3492,8 +5055,8 @@ var protomaps = (() => {
symbolizer: new PolygonSymbolizer({
fill: params.wood
}),
- filter: (f2) => {
- return f2.natural == "wood";
+ filter: (z2, f2) => {
+ return f2.props.natural == "wood";
}
},
{
@@ -3501,8 +5064,8 @@ var protomaps = (() => {
symbolizer: new PolygonSymbolizer({
fill: params.grass
}),
- filter: (f2) => {
- return f2.landuse == "grass";
+ filter: (z2, f2) => {
+ return f2.props.landuse == "grass";
}
},
{
@@ -3510,8 +5073,8 @@ var protomaps = (() => {
symbolizer: new PolygonSymbolizer({
fill: params.park
}),
- filter: (f2) => {
- return f2.leisure == "park";
+ filter: (z2, f2) => {
+ return f2.props.leisure == "park";
}
},
{
@@ -3525,8 +5088,8 @@ var protomaps = (() => {
symbolizer: new PolygonSymbolizer({
fill: params.sand
}),
- filter: (f2) => {
- return f2.natural == "sand";
+ filter: (z2, f2) => {
+ return f2.props.natural == "sand";
}
},
{
@@ -3539,80 +5102,116 @@ var protomaps = (() => {
dataLayer: "roads",
symbolizer: new LineSymbolizer({
color: params.highwayCasing,
- width: exp(1.4, [[5, 1.5], [11, 4], [16, 9], [20, 40]])
+ width: exp(1.4, [
+ [5, 1.5],
+ [11, 4],
+ [16, 9],
+ [20, 40]
+ ])
}),
- filter: (f2) => {
- return f2["pmap:kind"] == "highway";
+ filter: (z2, f2) => {
+ return f2.props["pmap:kind"] == "highway";
}
},
{
dataLayer: "roads",
symbolizer: new LineSymbolizer({
color: params.majorRoadCasing,
- width: exp(1.4, [[9, 3], [12, 4], [17, 8], [20, 22]])
+ width: exp(1.4, [
+ [9, 3],
+ [12, 4],
+ [17, 8],
+ [20, 22]
+ ])
}),
- filter: (f2) => {
- return f2["pmap:kind"] == "major_road";
+ filter: (z2, f2) => {
+ return f2.props["pmap:kind"] == "major_road";
}
},
{
dataLayer: "roads",
symbolizer: new LineSymbolizer({
color: params.mediumRoadCasing,
- width: exp(1.4, [[13, 3], [17, 6], [20, 18]])
+ width: exp(1.4, [
+ [13, 3],
+ [17, 6],
+ [20, 18]
+ ])
}),
- filter: (f2) => {
- return f2["pmap:kind"] == "medium_road";
+ filter: (z2, f2) => {
+ return f2.props["pmap:kind"] == "medium_road";
}
},
{
dataLayer: "roads",
symbolizer: new LineSymbolizer({
color: params.minorRoadCasing,
- width: exp(1.4, [[14, 2], [17, 5], [20, 15]])
+ width: exp(1.4, [
+ [14, 2],
+ [17, 5],
+ [20, 15]
+ ])
}),
- filter: (f2) => {
- return f2["pmap:kind"] == "minor_road";
+ filter: (z2, f2) => {
+ return f2.props["pmap:kind"] == "minor_road";
}
},
{
dataLayer: "roads",
symbolizer: new LineSymbolizer({
color: params.minorRoad,
- width: exp(1.4, [[14, 1], [17, 3], [20, 13]])
+ width: exp(1.4, [
+ [14, 1],
+ [17, 3],
+ [20, 13]
+ ])
}),
- filter: (f2) => {
- return f2["pmap:kind"] == "minor_road";
+ filter: (z2, f2) => {
+ return f2.props["pmap:kind"] == "minor_road";
}
},
{
dataLayer: "roads",
symbolizer: new LineSymbolizer({
color: params.mediumRoad,
- width: exp(1.4, [[13, 2], [17, 4], [20, 15]])
+ width: exp(1.4, [
+ [13, 2],
+ [17, 4],
+ [20, 15]
+ ])
}),
- filter: (f2) => {
- return f2["pmap:kind"] == "medium_road";
+ filter: (z2, f2) => {
+ return f2.props["pmap:kind"] == "medium_road";
}
},
{
dataLayer: "roads",
symbolizer: new LineSymbolizer({
color: params.majorRoad,
- width: exp(1.4, [[9, 2], [12, 3], [17, 6], [20, 20]])
+ width: exp(1.4, [
+ [9, 2],
+ [12, 3],
+ [17, 6],
+ [20, 20]
+ ])
}),
- filter: (f2) => {
- return f2["pmap:kind"] == "major_road";
+ filter: (z2, f2) => {
+ return f2.props["pmap:kind"] == "major_road";
}
},
{
dataLayer: "roads",
symbolizer: new LineSymbolizer({
color: params.highway,
- width: exp(1.4, [[5, 0.5], [11, 2.5], [16, 7], [20, 30]])
+ width: exp(1.4, [
+ [5, 0.5],
+ [11, 2.5],
+ [16, 7],
+ [20, 30]
+ ])
}),
- filter: (f2) => {
- return f2["pmap:kind"] == "highway";
+ filter: (z2, f2) => {
+ return f2.props["pmap:kind"] == "highway";
}
},
{
@@ -3645,59 +5244,60 @@ var protomaps = (() => {
symbolizer,
new OffsetTextSymbolizer({
fill,
- properties: language2
+ label_props: language2
})
- ], {});
+ ]);
} else {
return new FlexSymbolizer([
symbolizer,
new CenteredTextSymbolizer({
fill,
- properties: language2
+ label_props: language2
})
- ], {});
+ ]);
}
};
return [
{
dataLayer: "places",
symbolizer: languageStack(new CenteredTextSymbolizer({
- properties: nametags,
+ label_props: nametags,
fill: params.countryLabel,
- font: (z2, p2) => {
+ lineHeight: 1.5,
+ font: (z2, f2) => {
if (z2 < 6)
return "200 14px sans-serif";
return "200 20px sans-serif";
},
textTransform: "uppercase"
}), params.countryLabel),
- filter: (f2) => {
- return f2["pmap:kind"] == "country";
+ filter: (z2, f2) => {
+ return f2.props["pmap:kind"] == "country";
}
},
{
dataLayer: "places",
symbolizer: languageStack(new CenteredTextSymbolizer({
- properties: nametags,
+ label_props: nametags,
fill: params.stateLabel,
font: "300 16px sans-serif"
}), params.stateLabel),
- filter: (f2) => {
- return f2["pmap:kind"] == "state";
+ filter: (z2, f2) => {
+ return f2.props["pmap:kind"] == "state";
}
},
{
id: "cities_high",
dataLayer: "places",
- filter: (f2) => {
- return f2["pmap:kind"] == "city";
+ filter: (z2, f2) => {
+ return f2.props["pmap:kind"] == "city";
},
minzoom: 7,
symbolizer: languageStack(new CenteredTextSymbolizer({
- properties: nametags,
+ label_props: nametags,
fill: params.cityLabel,
- font: (z2, p2) => {
- if (p2["pmap:rank"] == 1) {
+ font: (z2, f2) => {
+ if ((f2 == null ? void 0 : f2.props["pmap:rank"]) === 1) {
if (z2 > 8)
return "600 20px sans-serif";
return "600 12px sans-serif";
@@ -3715,8 +5315,8 @@ var protomaps = (() => {
{
id: "cities_low",
dataLayer: "places",
- filter: (f2) => {
- return f2["pmap:kind"] == "city";
+ filter: (z2, f2) => {
+ return f2.props["pmap:kind"] == "city";
},
maxzoom: 6,
symbolizer: new GroupSymbolizer([
@@ -3725,11 +5325,12 @@ var protomaps = (() => {
fill: params.cityLabel
}),
languageStack(new OffsetTextSymbolizer({
- properties: nametags,
+ label_props: nametags,
fill: params.cityLabel,
- offset: 2,
- font: (z2, p2) => {
- if (p2["pmap:rank"] == 1) {
+ offsetX: 2,
+ offsetY: 2,
+ font: (z2, f2) => {
+ if ((f2 == null ? void 0 : f2.props["pmap:rank"]) === 1) {
if (z2 > 8)
return "600 20px sans-serif";
return "600 12px sans-serif";
@@ -3749,19 +5350,19 @@ var protomaps = (() => {
id: "neighbourhood",
dataLayer: "places",
symbolizer: languageStack(new CenteredTextSymbolizer({
- properties: nametags,
+ label_props: nametags,
fill: params.neighbourhoodLabel,
font: "500 10px sans-serif",
textTransform: "uppercase"
}), params.neighbourhoodLabel),
- filter: (f2) => {
- return f2["pmap:kind"] == "neighbourhood";
+ filter: (z2, f2) => {
+ return f2.props["pmap:kind"] == "neighbourhood";
}
},
{
dataLayer: "landuse",
symbolizer: languageStack(new PolygonLabelSymbolizer({
- properties: nametags,
+ label_props: nametags,
fill: params.landuseLabel,
font: "300 12px sans-serif"
}), params.landuseLabel)
@@ -3769,7 +5370,7 @@ var protomaps = (() => {
{
dataLayer: "water",
symbolizer: languageStack(new PolygonLabelSymbolizer({
- properties: nametags,
+ label_props: nametags,
fill: params.waterLabel,
font: "italic 600 12px sans-serif"
}), params.waterLabel)
@@ -3777,7 +5378,7 @@ var protomaps = (() => {
{
dataLayer: "natural",
symbolizer: languageStack(new PolygonLabelSymbolizer({
- properties: nametags,
+ label_props: nametags,
fill: params.naturalLabel,
font: "italic 300 12px sans-serif"
}), params.naturalLabel)
@@ -3785,7 +5386,7 @@ var protomaps = (() => {
{
dataLayer: "roads",
symbolizer: languageStack(new LineLabelSymbolizer({
- properties: nametags,
+ label_props: nametags,
fill: params.roadsLabel,
font: "500 12px sans-serif"
}), params.roadsLabel),
@@ -3794,14 +5395,14 @@ var protomaps = (() => {
{
dataLayer: "roads",
symbolizer: new ShieldSymbolizer({
- properties: ["ref"],
+ label_props: ["ref"],
font: "600 9px sans-serif",
background: params.highway,
padding: 2,
fill: params.neighbourhoodLabel
}),
- filter: (f2) => {
- return f2["pmap:kind"] == "highway";
+ filter: (z2, f2) => {
+ return f2.props["pmap:kind"] == "highway";
}
},
{
@@ -3812,9 +5413,10 @@ var protomaps = (() => {
fill: params.poisLabel
}),
languageStack(new OffsetTextSymbolizer({
- properties: nametags,
+ label_props: nametags,
fill: params.poisLabel,
- offset: 2,
+ offsetX: 2,
+ offsetY: 2,
font: "300 10px sans-serif"
}), params.poisLabel)
])
@@ -3822,56 +5424,174 @@ var protomaps = (() => {
];
};
+ // src/xray.ts
+ var xray_symbolizers = (dataSource, dataLayer, color) => {
+ return [
+ {
+ dataSource,
+ dataLayer,
+ symbolizer: new CircleSymbolizer({
+ opacity: 0.2,
+ fill: color,
+ radius: 4
+ }),
+ filter: (z2, f2) => {
+ return f2.geomType == GeomType.Point;
+ }
+ },
+ {
+ dataSource,
+ dataLayer,
+ symbolizer: new LineSymbolizer({
+ opacity: 0.2,
+ color,
+ width: 2
+ }),
+ filter: (z2, f2) => {
+ return f2.geomType == GeomType.Line;
+ }
+ },
+ {
+ dataSource,
+ dataLayer,
+ symbolizer: new PolygonSymbolizer({
+ opacity: 0.2,
+ fill: color,
+ stroke: color,
+ width: 1
+ }),
+ filter: (z2, f2) => {
+ return f2.geomType == GeomType.Polygon;
+ }
+ }
+ ];
+ };
+ var xray_rules = (prepared_tilemap, xray) => {
+ var rules = [];
+ for (var [dataSource, tiles] of prepared_tilemap) {
+ for (var tile of tiles) {
+ for (var dataLayer of tile.data.keys()) {
+ if (dataSource === xray.dataSource && dataLayer === xray.dataLayer) {
+ } else {
+ rules = rules.concat(xray_symbolizers(dataSource, dataLayer, "steelblue"));
+ }
+ }
+ }
+ }
+ rules = rules.concat(xray_symbolizers(xray.dataSource || "", xray.dataLayer, "red"));
+ return rules;
+ };
+
// src/frontends/static.ts
var R2 = 6378137;
var MAX_LATITUDE2 = 85.0511287798;
var MAXCOORD2 = R2 * Math.PI;
var project2 = (latlng) => {
let d = Math.PI / 180;
- let constrained_lat = Math.max(Math.min(MAX_LATITUDE2, latlng[0]), -MAX_LATITUDE2);
+ let constrained_lat = Math.max(Math.min(MAX_LATITUDE2, latlng.y), -MAX_LATITUDE2);
let sin = Math.sin(constrained_lat * d);
- return new import_point_geometry5.default(R2 * latlng[1] * d, R2 * Math.log((1 + sin) / (1 - sin)) / 2);
+ return new import_point_geometry7.default(R2 * latlng.x * d, R2 * Math.log((1 + sin) / (1 - sin)) / 2);
+ };
+ var unproject = (point) => {
+ var d = 180 / Math.PI;
+ return {
+ lat: (2 * Math.atan(Math.exp(point.y / R2)) - Math.PI / 2) * d,
+ lng: point.x * d / R2
+ };
+ };
+ var instancedProject = (origin, display_zoom) => {
+ return (latlng) => {
+ let projected = project2(latlng);
+ let normalized = new import_point_geometry7.default((projected.x + MAXCOORD2) / (MAXCOORD2 * 2), 1 - (projected.y + MAXCOORD2) / (MAXCOORD2 * 2));
+ return normalized.mult((1 << display_zoom) * 256).sub(origin);
+ };
+ };
+ var instancedUnproject = (origin, display_zoom) => {
+ return (point) => {
+ let normalized = new import_point_geometry7.default(point.x, point.y).add(origin).div((1 << display_zoom) * 256);
+ let projected = new import_point_geometry7.default(normalized.x * (MAXCOORD2 * 2) - MAXCOORD2, (1 - normalized.y) * (MAXCOORD2 * 2) - MAXCOORD2);
+ return unproject(projected);
+ };
+ };
+ var getZoom = (degrees_lng, css_pixels) => {
+ let d = css_pixels * (360 / degrees_lng);
+ return Math.log2(d / 256);
};
var Static = class {
constructor(options) {
let theme = options.dark ? dark : light;
this.paint_rules = options.paint_rules || paintRules(theme, options.shade);
this.label_rules = options.label_rules || labelRules(theme, options.shade, options.language1, options.language2);
- let source;
- if (options.url.url) {
- source = new PmtilesSource(options.url);
- } else if (options.url.endsWith(".pmtiles")) {
- source = new PmtilesSource(options.url);
- } else {
- source = new ZxySource(options.url);
- }
- let cache = new TileCache(source, 1024);
- this.view = new View(cache, 14, 2);
- this.debug = options.debug || false;
+ this.backgroundColor = options.backgroundColor;
+ this.views = sourcesToViews(options);
+ this.debug = options.debug || "";
+ this.xray = options.xray;
}
drawContext(ctx, width, height, latlng, display_zoom) {
return __async(this, null, function* () {
let center = project2(latlng);
- let normalized_center = new import_point_geometry5.default((center.x + MAXCOORD2) / (MAXCOORD2 * 2), 1 - (center.y + MAXCOORD2) / (MAXCOORD2 * 2));
- let origin = normalized_center.clone().mult((1 << display_zoom) * 256).sub(new import_point_geometry5.default(width / 2, height / 2));
- let bbox = { minX: origin.x, minY: origin.y, maxX: origin.x + width, maxY: origin.y + height };
- let prepared_tiles = yield this.view.getBbox(display_zoom, bbox);
+ let normalized_center = new import_point_geometry7.default((center.x + MAXCOORD2) / (MAXCOORD2 * 2), 1 - (center.y + MAXCOORD2) / (MAXCOORD2 * 2));
+ let origin = normalized_center.clone().mult(Math.pow(2, display_zoom) * 256).sub(new import_point_geometry7.default(width / 2, height / 2));
+ let bbox = {
+ minX: origin.x,
+ minY: origin.y,
+ maxX: origin.x + width,
+ maxY: origin.y + height
+ };
+ let promises = [];
+ for (const [k, v] of this.views) {
+ let promise = v.getBbox(display_zoom, bbox);
+ promises.push({ key: k, promise });
+ }
+ let tile_responses = yield Promise.all(promises.map((o2) => {
+ return o2.promise.then((v) => {
+ return { status: "fulfilled", value: v, key: o2.key };
+ }, (error) => {
+ return { status: "rejected", value: [], reason: error, key: o2.key };
+ });
+ }));
+ let prepared_tilemap = new Map();
+ for (const tile_response of tile_responses) {
+ if (tile_response.status === "fulfilled") {
+ prepared_tilemap.set(tile_response.key, tile_response.value);
+ }
+ }
let start = performance.now();
- let labeler = new Labeler(display_zoom, ctx, this.label_rules, void 0);
- for (var prepared_tile of prepared_tiles) {
- yield labeler.add(prepared_tile);
+ let labeler = new Labeler(display_zoom, ctx, this.label_rules, 16, void 0);
+ let layout_time = labeler.add(prepared_tilemap);
+ if (this.backgroundColor) {
+ ctx.save();
+ ctx.fillStyle = this.backgroundColor;
+ ctx.fillRect(0, 0, width, height);
+ ctx.restore();
}
- let p2 = painter(ctx, prepared_tiles, labeler.index, this.paint_rules, bbox, origin, true, this.debug);
+ let paint_rules = this.paint_rules;
+ if (this.xray) {
+ paint_rules = xray_rules(prepared_tilemap, this.xray);
+ }
+ let p2 = painter(ctx, display_zoom, prepared_tilemap, this.xray ? null : labeler.index, paint_rules, bbox, origin, true, this.debug);
if (this.debug) {
ctx.save();
ctx.translate(-origin.x, -origin.y);
- for (var prepared_tile of prepared_tiles) {
- ctx.strokeStyle = "black";
- ctx.strokeRect(prepared_tile.origin.x, prepared_tile.origin.y, prepared_tile.dim, prepared_tile.dim);
+ ctx.strokeStyle = this.debug;
+ ctx.fillStyle = this.debug;
+ ctx.font = "12px sans-serif";
+ let idx = 0;
+ for (const [k, v] of prepared_tilemap) {
+ for (let prepared_tile of v) {
+ ctx.strokeRect(prepared_tile.origin.x, prepared_tile.origin.y, prepared_tile.dim, prepared_tile.dim);
+ let dt = prepared_tile.data_tile;
+ ctx.fillText(k + (k ? " " : "") + dt.z + " " + dt.x + " " + dt.y, prepared_tile.origin.x + 4, prepared_tile.origin.y + 14 * (1 + idx));
+ }
+ idx++;
}
ctx.restore();
}
- return performance.now() - start;
+ return {
+ elapsed: performance.now() - start,
+ project: instancedProject(origin, display_zoom),
+ unproject: instancedUnproject(origin, display_zoom)
+ };
});
}
drawCanvas(_0, _1, _2) {
@@ -3879,43 +5599,35 @@ var protomaps = (() => {
let dpr = window.devicePixelRatio;
let width = canvas.clientWidth;
let height = canvas.clientHeight;
- if (!canvas.sizeSet) {
+ if (!(canvas.width == width * dpr && canvas.height == height * dpr)) {
canvas.width = width * dpr;
canvas.height = height * dpr;
- canvas.sizeSet = true;
}
- canvas.lang = options.lang;
+ if (options.lang)
+ canvas.lang = options.lang;
let ctx = canvas.getContext("2d");
ctx.setTransform(dpr, 0, 0, dpr, 0, 0);
return this.drawContext(ctx, width, height, latlng, display_zoom);
});
}
+ drawContextBounds(ctx, top_left, bottom_right, width, height) {
+ return __async(this, null, function* () {
+ let delta_degrees = bottom_right.x - top_left.x;
+ let center = new import_point_geometry7.default((top_left.x + bottom_right.x) / 2, (top_left.y + bottom_right.y) / 2);
+ return this.drawContext(ctx, width, height, center, getZoom(delta_degrees, width));
+ });
+ }
+ drawCanvasBounds(_0, _1, _2, _3) {
+ return __async(this, arguments, function* (canvas, top_left, bottom_right, width, options = {}) {
+ let delta_degrees = bottom_right.x - top_left.x;
+ let center = new import_point_geometry7.default((top_left.x + bottom_right.x) / 2, (top_left.y + bottom_right.y) / 2);
+ return this.drawCanvas(canvas, center, getZoom(delta_degrees, width), options);
+ });
+ }
};
// src/frontends/leaflet.ts
- var import_point_geometry6 = __toModule(require_point_geometry());
- var CanvasPool = class {
- constructor(lang) {
- this.lang = lang;
- this.unused = [];
- }
- get(tile_size) {
- if (this.unused.length) {
- let tile = this.unused.shift();
- tile.removed = false;
- return tile;
- }
- let element = L.DomUtil.create("canvas", "leaflet-tile");
- element.width = tile_size;
- element.height = tile_size;
- element.lang = this.lang;
- return element;
- }
- put(elem) {
- L.DomUtil.removeClass(elem, "leaflet-tile-loaded");
- this.unused.push(elem);
- }
- };
+ var import_point_geometry8 = __toModule(require_point_geometry());
var timer = (duration) => {
return new Promise((resolve, reject) => {
setTimeout(() => {
@@ -3923,29 +5635,32 @@ var protomaps = (() => {
}, duration);
});
};
- var leafletLayer = (options) => {
+ var reflect = (promise) => {
+ return promise.then((v) => {
+ return { status: "fulfilled", value: v };
+ }, (error) => {
+ return { status: "rejected", reason: error };
+ });
+ };
+ var leafletLayer = (options = {}) => {
class LeafletLayer extends L.GridLayer {
- constructor(options2) {
+ constructor(options2 = {}) {
if (options2.noWrap && !options2.bounds)
- options2.bounds = [[-90, -180], [90, 180]];
- if (!options2.attribution)
+ options2.bounds = [
+ [-90, -180],
+ [90, 180]
+ ];
+ if (options2.attribution == null)
options2.attribution = 'Protomaps \xA9 OpenStreetMap';
super(options2);
let theme = options2.dark ? dark : light;
this.paint_rules = options2.paint_rules || paintRules(theme, options2.shade);
this.label_rules = options2.label_rules || labelRules(theme, options2.shade, options2.language1, options2.language2);
+ this.backgroundColor = options2.backgroundColor;
this.lastRequestedZ = void 0;
- let source;
- if (options2.url.url) {
- source = new PmtilesSource(options2.url);
- } else if (options2.url.endsWith(".pmtiles")) {
- source = new PmtilesSource(options2.url);
- } else {
- source = new ZxySource(options2.url);
- }
+ this.xray = options2.xray;
this.tasks = options2.tasks || [];
- let cache = new TileCache(source, 1024);
- this.view = new View(cache, 14, 2);
+ this.views = sourcesToViews(options2);
this.debug = options2.debug;
let scratch = document.createElement("canvas").getContext("2d");
this.scratch = scratch;
@@ -3954,9 +5669,11 @@ var protomaps = (() => {
this.rerenderTile(t2);
});
};
- this.labelers = new Labelers(this.scratch, this.label_rules, this.onTilesInvalidated);
+ this.labelers = new Labelers(this.scratch, this.label_rules, 16, this.onTilesInvalidated);
this.tile_size = 256 * window.devicePixelRatio;
- this.pool = new CanvasPool(options2.lang);
+ this.tileDelay = options2.tileDelay || 3;
+ this.lang = options2.lang;
+ this.inspector = this.inspect(this);
}
setDefaultStyle(darkOption, shade, language1, language2) {
let theme = darkOption ? dark : light;
@@ -3967,69 +5684,106 @@ var protomaps = (() => {
}) {
return __async(this, null, function* () {
this.lastRequestedZ = coords.z;
- var prepared_tile;
- try {
- prepared_tile = yield this.view.getDisplayTile(coords);
- } catch (e2) {
- if (e2.name == "AbortError")
- return;
- else
- throw e2;
+ let promises = [];
+ for (const [k, v] of this.views) {
+ let promise = v.getDisplayTile(coords);
+ promises.push({ key: k, promise });
+ }
+ let tile_responses = yield Promise.all(promises.map((o2) => {
+ return o2.promise.then((v) => {
+ return { status: "fulfilled", value: v, key: o2.key };
+ }, (error) => {
+ return { status: "rejected", reason: error, key: o2.key };
+ });
+ }));
+ let prepared_tilemap = new Map();
+ for (const tile_response of tile_responses) {
+ if (tile_response.status === "fulfilled") {
+ prepared_tilemap.set(tile_response.key, [tile_response.value]);
+ } else {
+ if (tile_response.reason.name === "AbortError") {
+ } else {
+ console.error(tile_response.reason);
+ }
+ }
}
if (element.key != key)
return;
if (this.lastRequestedZ !== coords.z)
return;
- yield Promise.allSettled(this.tasks);
+ yield Promise.all(this.tasks.map(reflect));
if (element.key != key)
return;
if (this.lastRequestedZ !== coords.z)
return;
- let layout_time = yield this.labelers.add(prepared_tile);
+ let layout_time = this.labelers.add(coords.z, prepared_tilemap);
if (element.key != key)
return;
if (this.lastRequestedZ !== coords.z)
return;
- let label_data = this.labelers.getIndex(prepared_tile.z);
+ let label_data = this.labelers.getIndex(coords.z);
if (!this._map)
return;
let center = this._map.getCenter().wrap();
let pixelBounds = this._getTiledPixelBounds(center), tileRange = this._pxBoundsToTileRange(pixelBounds), tileCenter = tileRange.getCenter();
- let priority = coords.distanceTo(tileCenter) * 5;
+ let priority = coords.distanceTo(tileCenter) * this.tileDelay;
yield timer(priority);
if (element.key != key)
return;
if (this.lastRequestedZ !== coords.z)
return;
let BUF = 16;
- let bbox = { minX: 256 * coords.x - BUF, minY: 256 * coords.y - BUF, maxX: 256 * (coords.x + 1) + BUF, maxY: 256 * (coords.y + 1) + BUF };
- let origin = new import_point_geometry6.default(256 * coords.x, 256 * coords.y);
+ let bbox = {
+ minX: 256 * coords.x - BUF,
+ minY: 256 * coords.y - BUF,
+ maxX: 256 * (coords.x + 1) + BUF,
+ maxY: 256 * (coords.y + 1) + BUF
+ };
+ let origin = new import_point_geometry8.default(256 * coords.x, 256 * coords.y);
+ element.width = this.tile_size;
+ element.height = this.tile_size;
let ctx = element.getContext("2d");
ctx.setTransform(this.tile_size / 256, 0, 0, this.tile_size / 256, 0, 0);
ctx.clearRect(0, 0, 256, 256);
- let painting_time = painter(ctx, [prepared_tile], label_data, this.paint_rules, bbox, origin, false, this.debug);
+ if (this.backgroundColor) {
+ ctx.save();
+ ctx.fillStyle = this.backgroundColor;
+ ctx.fillRect(0, 0, 256, 256);
+ ctx.restore();
+ }
+ var painting_time = 0;
+ let paint_rules = this.paint_rules;
+ if (this.xray) {
+ paint_rules = xray_rules(prepared_tilemap, this.xray);
+ }
+ painting_time = painter(ctx, coords.z, prepared_tilemap, this.xray ? null : label_data, paint_rules, bbox, origin, false, this.debug);
if (this.debug) {
- let data_tile = prepared_tile.data_tile;
ctx.save();
ctx.fillStyle = this.debug;
ctx.font = "600 12px sans-serif";
ctx.fillText(coords.z + " " + coords.x + " " + coords.y, 4, 14);
- ctx.font = "200 12px sans-serif";
- ctx.fillText(data_tile.z + " " + data_tile.x + " " + data_tile.y, 4, 28);
+ ctx.font = "12px sans-serif";
+ let ypos = 28;
+ for (let [k, v] of prepared_tilemap) {
+ let dt = v[0].data_tile;
+ ctx.fillText(k + (k ? " " : "") + dt.z + " " + dt.x + " " + dt.y, 4, ypos);
+ ypos += 14;
+ }
ctx.font = "600 10px sans-serif";
if (painting_time > 8) {
- ctx.fillText(painting_time.toFixed() + " ms paint", 4, 42);
+ ctx.fillText(painting_time.toFixed() + " ms paint", 4, ypos);
+ ypos += 14;
}
if (layout_time > 8) {
- ctx.fillText(layout_time.toFixed() + " ms layout", 4, 56);
+ ctx.fillText(layout_time.toFixed() + " ms layout", 4, ypos);
}
ctx.strokeStyle = this.debug;
- ctx.lineWidth = coords.x / 4 === data_tile.x ? 1.5 : 0.5;
+ ctx.lineWidth = 0.5;
ctx.beginPath();
ctx.moveTo(0, 0);
ctx.lineTo(0, 256);
ctx.stroke();
- ctx.lineWidth = coords.y / 4 === data_tile.y ? 1.5 : 0.5;
+ ctx.lineWidth = 0.5;
ctx.beginPath();
ctx.moveTo(0, 0);
ctx.lineTo(256, 0);
@@ -4048,7 +5802,7 @@ var protomaps = (() => {
}
}
clearLayout() {
- this.labelers = new Labelers(this.scratch, this.label_rules, this.onTilesInvalidated);
+ this.labelers = new Labelers(this.scratch, this.label_rules, 16, this.onTilesInvalidated);
}
rerenderTiles() {
for (let unwrapped_k in this._tiles) {
@@ -4058,7 +5812,8 @@ var protomaps = (() => {
}
}
createTile(coords, showTile) {
- let element = this.pool.get(this.tile_size);
+ let element = L.DomUtil.create("canvas", "leaflet-tile");
+ element.lang = this.lang;
let key = this._tileCoordsToKey(coords);
element.key = key;
this.renderTile(coords, element, key, () => {
@@ -4073,8 +5828,9 @@ var protomaps = (() => {
}
tile.el.removed = true;
tile.el.key = void 0;
+ L.DomUtil.removeClass(tile.el, "leaflet-tile-loaded");
+ tile.el.width = tile.el.height = 0;
L.DomUtil.remove(tile.el);
- this.pool.put(tile.el);
delete this._tiles[key];
this.fire("tileunload", {
tile: tile.el,
@@ -4082,14 +5838,51 @@ var protomaps = (() => {
});
}
queryFeatures(lng, lat) {
- return this.view.queryFeatures(lng, lat, this._map.getZoom());
+ let featuresBySourceName = new Map();
+ for (var [sourceName, view] of this.views) {
+ featuresBySourceName.set(sourceName, view.queryFeatures(lng, lat, this._map.getZoom()));
+ }
+ return featuresBySourceName;
+ }
+ inspect(layer) {
+ return (ev) => {
+ let typeGlyphs = ["\u25CE", "\u27CD", "\u25FB"];
+ let wrapped = layer._map.wrapLatLng(ev.latlng);
+ let resultsBySourceName = layer.queryFeatures(wrapped.lng, wrapped.lat);
+ var content = "";
+ let firstRow = true;
+ for (var [sourceName, results] of resultsBySourceName) {
+ for (var result of results) {
+ if (this.xray && this.xray !== true) {
+ if (!((this.xray.dataSource || "") === sourceName && this.xray.dataLayer === result.layerName)) {
+ continue;
+ }
+ }
+ content = content + `${typeGlyphs[result.feature.geomType - 1]} ${sourceName} ${sourceName ? "/" : ""} ${result.layerName} ${result.feature.id || ""}
`;
+ for (const prop in result.feature.props) {
+ content = content + `${prop} = ${result.feature.props[prop]}
`;
+ }
+ firstRow = false;
+ }
+ }
+ if (firstRow) {
+ content = "No features.";
+ }
+ L.popup().setLatLng(ev.latlng).setContent('' + content + "
").openOn(layer._map);
+ };
+ }
+ addInspector(map) {
+ return map.on("click", this.inspector);
+ }
+ removeInspector(map) {
+ return map.off("click", this.inspector);
}
}
return new LeafletLayer(options);
};
- // node_modules/protosprites/index.js
- var potpack = (boxes) => {
+ // node_modules/potpack/index.mjs
+ function potpack(boxes) {
let area = 0;
let maxWidth = 0;
for (const box of boxes) {
@@ -4138,15 +5931,22 @@ var protomaps = (() => {
h: height,
fill: area / (width * height) || 0
};
+ }
+
+ // src/task.ts
+ var Font = (name, url, weight) => {
+ let ff = new FontFace(name, "url(" + url + ")", { weight });
+ document.fonts.add(ff);
+ return ff.load();
};
- var mkimg = (src) => {
+ var mkimg = (src) => __async(void 0, null, function* () {
return new Promise((resolve, reject) => {
let img = new Image();
img.onload = () => resolve(img);
img.onerror = () => reject("Invalid SVG");
img.src = src;
});
- };
+ });
var MISSING = `
`;
- var Protosprites = class {
+ var Sheet = class {
constructor(src) {
this.src = src;
- this.canvas = null;
+ this.canvas = document.createElement("canvas");
+ this.mapping = new Map();
+ this.missingBox = { x: 0, y: 0, w: 0, h: 0 };
}
load() {
return __async(this, null, function* () {
@@ -4169,87 +5971,98 @@ var protomaps = (() => {
src = yield c2.text();
}
let tree = new window.DOMParser().parseFromString(src, "text/html");
- let icons = tree.body.children;
- this.mapping = {};
+ let icons = Array.from(tree.body.children);
let missingImg = yield mkimg("data:image/svg+xml;base64," + btoa(MISSING));
let boxes = [
- { w: missingImg.width * scale, h: missingImg.height * scale, img: missingImg }
+ {
+ w: missingImg.width * scale,
+ h: missingImg.height * scale,
+ img: missingImg,
+ id: ""
+ }
];
let serializer = new XMLSerializer();
for (let ps of icons) {
var svg64 = btoa(serializer.serializeToString(ps));
var image64 = "data:image/svg+xml;base64," + svg64;
let img = yield mkimg(image64);
- boxes.push({ w: img.width * scale, h: img.height * scale, img, id: ps.id });
+ boxes.push({
+ w: img.width * scale,
+ h: img.height * scale,
+ img,
+ id: ps.id
+ });
}
let packresult = potpack(boxes);
- this.canvas = document.createElement("canvas");
this.canvas.width = packresult.w;
this.canvas.height = packresult.h;
let ctx = this.canvas.getContext("2d");
- for (let box of boxes) {
- ctx.drawImage(box.img, box.x, box.y, box.w, box.h);
- if (box.id)
- this.mapping[box.id] = { x: box.x, y: box.y, w: box.w, h: box.h };
- else
- this.missingBox = { x: box.x, y: box.y, w: box.w, h: box.h };
+ if (ctx) {
+ for (let box of boxes) {
+ if (box.x !== void 0 && box.y !== void 0) {
+ ctx.drawImage(box.img, box.x, box.y, box.w, box.h);
+ if (box.id)
+ this.mapping.set(box.id, {
+ x: box.x,
+ y: box.y,
+ w: box.w,
+ h: box.h
+ });
+ else
+ this.missingBox = { x: box.x, y: box.y, w: box.w, h: box.h };
+ }
+ }
}
return this;
});
}
get(name) {
- let result = this.mapping[name];
+ let result = this.mapping.get(name);
if (!result)
result = this.missingBox;
- result.canvas = this.canvas;
return result;
}
};
- // src/task.ts
- var Font = (name, url, weight) => {
- let ff = new FontFace(name, "url(" + url + ")", { weight });
- document.fonts.add(ff);
- return ff.load();
- };
- var Sprites = (url) => {
- return new Protosprites(url);
- };
-
// src/compat/json_style.ts
+ function number(val, defaultValue) {
+ return typeof val === "number" ? val : defaultValue;
+ }
function filterFn(arr2) {
if (arr2.includes("$type")) {
- return (f2) => true;
+ return (z2) => true;
} else if (arr2[0] == "==") {
- return (f2) => f2[arr2[1]] === arr2[2];
+ return (z2, f2) => f2.props[arr2[1]] === arr2[2];
} else if (arr2[0] == "!=") {
- return (f2) => f2[arr2[1]] !== arr2[2];
+ return (z2, f2) => f2.props[arr2[1]] !== arr2[2];
} else if (arr2[0] == "!") {
let sub = filterFn(arr2[1]);
- return (f2) => !sub(f2);
+ return (z2, f2) => !sub(z2, f2);
} else if (arr2[0] === "<") {
- return (f2) => f2[arr2[1]] < arr2[2];
+ return (z2, f2) => number(f2.props[arr2[1]], Infinity) < arr2[2];
} else if (arr2[0] === "<=") {
- return (f2) => f2[arr2[1]] <= arr2[2];
+ return (z2, f2) => number(f2.props[arr2[1]], Infinity) <= arr2[2];
} else if (arr2[0] === ">") {
- return (f2) => f2[arr2[1]] > arr2[2];
+ return (z2, f2) => number(f2.props[arr2[1]], -Infinity) > arr2[2];
} else if (arr2[0] === ">=") {
- return (f2) => f2[arr2[1]] >= arr2[2];
+ return (z2, f2) => number(f2.props[arr2[1]], -Infinity) >= arr2[2];
} else if (arr2[0] === "in") {
- return (f2) => arr2.slice(2, arr2.length).includes(f2[arr2[1]]);
+ return (z2, f2) => arr2.slice(2, arr2.length).includes(f2.props[arr2[1]]);
} else if (arr2[0] === "!in") {
- return (f2) => !arr2.slice(2, arr2.length).includes(f2[arr2[1]]);
+ return (z2, f2) => !arr2.slice(2, arr2.length).includes(f2.props[arr2[1]]);
} else if (arr2[0] === "has") {
- return (f2) => f2.hasOwnProperty(arr2[1]);
+ return (z2, f2) => f2.props.hasOwnProperty(arr2[1]);
+ } else if (arr2[0] === "!has") {
+ return (z2, f2) => !f2.props.hasOwnProperty(arr2[1]);
} else if (arr2[0] === "all") {
let parts = arr2.slice(1, arr2.length).map((e2) => filterFn(e2));
- return (f2) => parts.every((p2) => {
- return p2(f2);
+ return (z2, f2) => parts.every((p2) => {
+ return p2(z2, f2);
});
} else if (arr2[0] === "any") {
let parts = arr2.slice(1, arr2.length).map((e2) => filterFn(e2));
- return (f2) => parts.some((p2) => {
- return p2(f2);
+ return (z2, f2) => parts.some((p2) => {
+ return p2(z2, f2);
});
} else {
console.log("Unimplemented filter: ", arr2[0]);
@@ -4258,7 +6071,7 @@ var protomaps = (() => {
}
function numberFn(obj) {
if (obj.base && obj.stops) {
- return (z2, f2) => {
+ return (z2) => {
return exp(obj.base, obj.stops)(z2 - 1);
};
} else if (obj[0] == "interpolate" && obj[1][0] == "exponential" && obj[2] == "zoom") {
@@ -4273,13 +6086,15 @@ var protomaps = (() => {
} else if (obj[0] == "step" && obj[1][0] == "get") {
let slice = obj.slice(2);
let prop = obj[1][1];
- return (z2, props) => {
- let val = props[prop];
- if (val < slice[1])
- return slice[0];
- for (i2 = 1; i2 < slice.length; i2 += 2) {
- if (val <= slice[i2])
- return slice[i2 + 1];
+ return (z2, f2) => {
+ let val = f2 == null ? void 0 : f2.props[prop];
+ if (typeof val === "number") {
+ if (val < slice[1])
+ return slice[0];
+ for (i2 = 1; i2 < slice.length; i2 += 2) {
+ if (val <= slice[i2])
+ return slice[i2 + 1];
+ }
}
return slice[slice.length - 1];
};
@@ -4294,15 +6109,15 @@ var protomaps = (() => {
if (typeof obj == "number") {
return obj;
}
- return numberFn(obj);
+ return (z2, f2) => f2 ? numberFn(obj)(z2, f2) : defaultValue;
}
function widthFn(width_obj, gap_obj) {
let w = numberOrFn(width_obj, 1);
let g = numberOrFn(gap_obj);
- return (z2) => {
- let tmp = typeof w == "number" ? w : w(z2, {});
+ return (z2, f2) => {
+ let tmp = typeof w == "number" ? w : w(z2, f2);
if (g) {
- return tmp + (typeof g == "number" ? g : g(z2, {}));
+ return tmp + (typeof g == "number" ? g : g(z2, f2));
}
return tmp;
};
@@ -4324,23 +6139,23 @@ var protomaps = (() => {
if (fontfaces.length && fontfaces[0].style)
style = fontfaces[0].style + " ";
if (typeof text_size == "number") {
- return `${style}${weight}${text_size}px ${fontfaces.map((f2) => f2.face).join(", ")}`;
+ return (z2) => `${style}${weight}${text_size}px ${fontfaces.map((f2) => f2.face).join(", ")}`;
} else if (text_size.stops) {
var base = 1.4;
if (text_size.base)
base = text_size.base;
let t2 = numberFn(text_size);
- return (z2) => {
- return `${style}${weight}${t2(z2, {})}px ${fontfaces.map((f2) => f2.face).join(", ")}`;
+ return (z2, f2) => {
+ return `${style}${weight}${t2(z2, f2)}px ${fontfaces.map((f3) => f3.face).join(", ")}`;
};
} else if (text_size[0] == "step") {
let t2 = numberFn(text_size);
- return (z2, p2) => {
- return `${style}${weight}${t2(z2, p2)}px ${fontfaces.map((f2) => f2.face).join(", ")}`;
+ return (z2, f2) => {
+ return `${style}${weight}${t2(z2, f2)}px ${fontfaces.map((f3) => f3.face).join(", ")}`;
};
} else {
console.log("Can't parse font: ", obj);
- return (z2, p2) => "12px sans-serif";
+ return (z2) => "12px sans-serif";
}
}
function json_style(obj, fontsubmap) {
@@ -4414,7 +6229,8 @@ var protomaps = (() => {
fill: layer.paint["text-color"],
width: layer.paint["text-halo-width"],
stroke: layer.paint["text-halo-color"],
- textTransform: layer.layout["text-transform"]
+ textTransform: layer.layout["text-transform"],
+ label_props: layer.layout["text-field"] ? [layer.layout["text-field"]] : void 0
})
});
} else {
@@ -4426,10 +6242,22 @@ var protomaps = (() => {
fill: layer.paint["text-color"],
stroke: layer.paint["text-halo-color"],
width: layer.paint["text-halo-width"],
- textTransform: layer.layout["text-transform"]
+ textTransform: layer.layout["text-transform"],
+ label_props: layer.layout["text-field"] ? [layer.layout["text-field"]] : void 0
})
});
}
+ } else if (layer.type == "circle") {
+ paint_rules.push({
+ dataLayer: layer["source-layer"],
+ filter,
+ symbolizer: new CircleSymbolizer({
+ radius: layer.paint["circle-radius"],
+ fill: layer.paint["circle-color"],
+ stroke: layer.paint["circle-stroke-color"],
+ width: layer.paint["circle-stroke-width"]
+ })
+ });
}
}
label_rules.reverse();
diff --git a/static/javascript/protomaps.min.js b/static/javascript/protomaps.min.js
index 958051c..01246b3 100644
--- a/static/javascript/protomaps.min.js
+++ b/static/javascript/protomaps.min.js
@@ -1,9 +1,9 @@
-var protomaps=(()=>{var Kt=Object.create;var de=Object.defineProperty;var ei=Object.getOwnPropertyDescriptor;var ti=Object.getOwnPropertyNames,rt=Object.getOwnPropertySymbols,ii=Object.getPrototypeOf,nt=Object.prototype.hasOwnProperty,ri=Object.prototype.propertyIsEnumerable;var qe=(e,t,i)=>t in e?de(e,t,{enumerable:!0,configurable:!0,writable:!0,value:i}):e[t]=i,at=(e,t)=>{for(var i in t||(t={}))nt.call(t,i)&&qe(e,i,t[i]);if(rt)for(var i of rt(t))ri.call(t,i)&&qe(e,i,t[i]);return e};var st=e=>de(e,"__esModule",{value:!0});var R=(e,t)=>()=>(t||e((t={exports:{}}).exports,t),t.exports),ni=(e,t)=>{st(e);for(var i in t)de(e,i,{get:t[i],enumerable:!0})},ai=(e,t,i)=>{if(t&&typeof t=="object"||typeof t=="function")for(let r of ti(t))!nt.call(e,r)&&r!=="default"&&de(e,r,{get:()=>t[r],enumerable:!(i=ei(t,r))||i.enumerable});return e},V=e=>ai(st(de(e!=null?Kt(ii(e)):{},"default",e&&e.__esModule&&"default"in e?{get:()=>e.default,enumerable:!0}:{value:e,enumerable:!0})),e);var J=(e,t,i)=>(qe(e,typeof t!="symbol"?t+"":t,i),i);var D=(e,t,i)=>new Promise((r,a)=>{var n=o=>{try{l(i.next(o))}catch(h){a(h)}},s=o=>{try{l(i.throw(o))}catch(h){a(h)}},l=o=>o.done?r(o.value):Promise.resolve(o.value).then(n,s);l((i=i.apply(e,t)).next())});var A=R((fr,lt)=>{"use strict";lt.exports=K;function K(e,t){this.x=e,this.y=t}K.prototype={clone:function(){return new K(this.x,this.y)},add:function(e){return this.clone()._add(e)},sub:function(e){return this.clone()._sub(e)},multByPoint:function(e){return this.clone()._multByPoint(e)},divByPoint:function(e){return this.clone()._divByPoint(e)},mult:function(e){return this.clone()._mult(e)},div:function(e){return this.clone()._div(e)},rotate:function(e){return this.clone()._rotate(e)},rotateAround:function(e,t){return this.clone()._rotateAround(e,t)},matMult:function(e){return this.clone()._matMult(e)},unit:function(){return this.clone()._unit()},perp:function(){return this.clone()._perp()},round:function(){return this.clone()._round()},mag:function(){return Math.sqrt(this.x*this.x+this.y*this.y)},equals:function(e){return this.x===e.x&&this.y===e.y},dist:function(e){return Math.sqrt(this.distSqr(e))},distSqr:function(e){var t=e.x-this.x,i=e.y-this.y;return t*t+i*i},angle:function(){return Math.atan2(this.y,this.x)},angleTo:function(e){return Math.atan2(this.y-e.y,this.x-e.x)},angleWith:function(e){return this.angleWithSep(e.x,e.y)},angleWithSep:function(e,t){return Math.atan2(this.x*t-this.y*e,this.x*e+this.y*t)},_matMult:function(e){var t=e[0]*this.x+e[1]*this.y,i=e[2]*this.x+e[3]*this.y;return this.x=t,this.y=i,this},_add:function(e){return this.x+=e.x,this.y+=e.y,this},_sub:function(e){return this.x-=e.x,this.y-=e.y,this},_mult:function(e){return this.x*=e,this.y*=e,this},_div:function(e){return this.x/=e,this.y/=e,this},_multByPoint:function(e){return this.x*=e.x,this.y*=e.y,this},_divByPoint:function(e){return this.x/=e.x,this.y/=e.y,this},_unit:function(){return this._div(this.mag()),this},_perp:function(){var e=this.y;return this.y=this.x,this.x=-e,this},_rotate:function(e){var t=Math.cos(e),i=Math.sin(e),r=t*this.x-i*this.y,a=i*this.x+t*this.y;return this.x=r,this.y=a,this},_rotateAround:function(e,t){var i=Math.cos(e),r=Math.sin(e),a=t.x+i*(this.x-t.x)-r*(this.y-t.y),n=t.y+r*(this.x-t.x)+i*(this.y-t.y);return this.x=a,this.y=n,this},_round:function(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this}};K.convert=function(e){return e instanceof K?e:Array.isArray(e)?new K(e[0],e[1]):e}});var Ae=R((dr,ot)=>{"use strict";var si=A();ot.exports=ee;function ee(e,t,i,r,a){this.properties={},this.extent=i,this.type=0,this._pbf=e,this._geometry=-1,this._keys=r,this._values=a,e.readFields(li,this,t)}function li(e,t,i){e==1?t.id=i.readVarint():e==2?oi(i,t):e==3?t.type=i.readVarint():e==4&&(t._geometry=i.pos)}function oi(e,t){for(var i=e.readVarint()+e.pos;e.pos>3}if(r--,i===1||i===2)a+=e.readSVarint(),n+=e.readSVarint(),i===1&&(l&&s.push(l),l=[]),l.push(new si(a,n));else if(i===7)l&&l.push(l[0].clone());else throw new Error("unknown command "+i)}return l&&s.push(l),s};ee.prototype.bbox=function(){var e=this._pbf;e.pos=this._geometry;for(var t=e.readVarint()+e.pos,i=1,r=0,a=0,n=0,s=1/0,l=-1/0,o=1/0,h=-1/0;e.pos>3}if(r--,i===1||i===2)a+=e.readSVarint(),n+=e.readSVarint(),al&&(l=a),nh&&(h=n);else if(i!==7)throw new Error("unknown command "+i)}return[s,o,l,h]};ee.prototype.toGeoJSON=function(e,t,i){var r=this.extent*Math.pow(2,i),a=this.extent*e,n=this.extent*t,s=this.loadGeometry(),l=ee.types[this.type],o,h;function d(y){for(var b=0;b{"use strict";var fi=Ae();ut.exports=ht;function ht(e,t){this.version=1,this.name=null,this.extent=4096,this.length=0,this._pbf=e,this._keys=[],this._values=[],this._features=[],e.readFields(di,this,t),this.length=this._features.length}function di(e,t,i){e===15?t.version=i.readVarint():e===1?t.name=i.readString():e===5?t.extent=i.readVarint():e===2?t._features.push(i.pos):e===3?t._keys.push(i.readString()):e===4&&t._values.push(ci(i))}function ci(e){for(var t=null,i=e.readVarint()+e.pos;e.pos>3;t=r===1?e.readString():r===2?e.readFloat():r===3?e.readDouble():r===4?e.readVarint64():r===5?e.readVarint():r===6?e.readSVarint():r===7?e.readBoolean():null}return t}ht.prototype.feature=function(e){if(e<0||e>=this._features.length)throw new Error("feature index out of bounds");this._pbf.pos=this._features[e];var t=this._pbf.readVarint()+this._pbf.pos;return new fi(this._pbf,t,this.extent,this._keys,this._values)}});var dt=R((mr,ft)=>{"use strict";var mi=$e();ft.exports=xi;function xi(e,t){this.layers=e.readFields(pi,{},t)}function pi(e,t,i){if(e===3){var r=new mi(i,i.readVarint()+i.pos);r.length&&(t[r.name]=r)}}});var ct=R((xr,ke)=>{ke.exports.VectorTile=dt();ke.exports.VectorTileFeature=Ae();ke.exports.VectorTileLayer=$e()});var mt=R(je=>{je.read=function(e,t,i,r,a){var n,s,l=a*8-r-1,o=(1<>1,d=-7,x=i?a-1:0,c=i?-1:1,y=e[t+x];for(x+=c,n=y&(1<<-d)-1,y>>=-d,d+=l;d>0;n=n*256+e[t+x],x+=c,d-=8);for(s=n&(1<<-d)-1,n>>=-d,d+=r;d>0;s=s*256+e[t+x],x+=c,d-=8);if(n===0)n=1-h;else{if(n===o)return s?NaN:(y?-1:1)*(1/0);s=s+Math.pow(2,r),n=n-h}return(y?-1:1)*s*Math.pow(2,n-r)};je.write=function(e,t,i,r,a,n){var s,l,o,h=n*8-a-1,d=(1<>1,c=a===23?Math.pow(2,-24)-Math.pow(2,-77):0,y=r?0:n-1,b=r?1:-1,g=t<0||t===0&&1/t<0?1:0;for(t=Math.abs(t),isNaN(t)||t===1/0?(l=isNaN(t)?1:0,s=d):(s=Math.floor(Math.log(t)/Math.LN2),t*(o=Math.pow(2,-s))<1&&(s--,o*=2),s+x>=1?t+=c/o:t+=c*Math.pow(2,1-x),t*o>=2&&(s++,o/=2),s+x>=d?(l=0,s=d):s+x>=1?(l=(t*o-1)*Math.pow(2,a),s=s+x):(l=t*Math.pow(2,x-1)*Math.pow(2,a),s=0));a>=8;e[i+y]=l&255,y+=b,l/=256,a-=8);for(s=s<0;e[i+y]=s&255,y+=b,s/=256,h-=8);e[i+y-b]|=g*128}});var wt=R((yr,gt)=>{"use strict";gt.exports=M;var Me=mt();function M(e){this.buf=ArrayBuffer.isView&&ArrayBuffer.isView(e)?e:new Uint8Array(e||0),this.pos=0,this.type=0,this.length=this.buf.length}M.Varint=0;M.Fixed64=1;M.Bytes=2;M.Fixed32=5;var Ue=(1<<16)*(1<<16),xt=1/Ue,yi=12,pt=typeof TextDecoder=="undefined"?null:new TextDecoder("utf8");M.prototype={destroy:function(){this.buf=null},readFields:function(e,t,i){for(i=i||this.length;this.pos>3,n=this.pos;this.type=r&7,e(a,t,this),this.pos===n&&this.skip(r)}return t},readMessage:function(e,t){return this.readFields(e,t,this.readVarint()+this.pos)},readFixed32:function(){var e=Le(this.buf,this.pos);return this.pos+=4,e},readSFixed32:function(){var e=bt(this.buf,this.pos);return this.pos+=4,e},readFixed64:function(){var e=Le(this.buf,this.pos)+Le(this.buf,this.pos+4)*Ue;return this.pos+=8,e},readSFixed64:function(){var e=Le(this.buf,this.pos)+bt(this.buf,this.pos+4)*Ue;return this.pos+=8,e},readFloat:function(){var e=Me.read(this.buf,this.pos,!0,23,4);return this.pos+=4,e},readDouble:function(){var e=Me.read(this.buf,this.pos,!0,52,8);return this.pos+=8,e},readVarint:function(e){var t=this.buf,i,r;return r=t[this.pos++],i=r&127,r<128||(r=t[this.pos++],i|=(r&127)<<7,r<128)||(r=t[this.pos++],i|=(r&127)<<14,r<128)||(r=t[this.pos++],i|=(r&127)<<21,r<128)?i:(r=t[this.pos],i|=(r&15)<<28,bi(i,e,this))},readVarint64:function(){return this.readVarint(!0)},readSVarint:function(){var e=this.readVarint();return e%2==1?(e+1)/-2:e/2},readBoolean:function(){return Boolean(this.readVarint())},readString:function(){var e=this.readVarint()+this.pos,t=this.pos;return this.pos=e,e-t>=yi&&pt?Ci(this.buf,t,e):Pi(this.buf,t,e)},readBytes:function(){var e=this.readVarint()+this.pos,t=this.buf.subarray(this.pos,e);return this.pos=e,t},readPackedVarint:function(e,t){if(this.type!==M.Bytes)return e.push(this.readVarint(t));var i=E(this);for(e=e||[];this.pos127;);else if(t===M.Bytes)this.pos=this.readVarint()+this.pos;else if(t===M.Fixed32)this.pos+=4;else if(t===M.Fixed64)this.pos+=8;else throw new Error("Unimplemented type: 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/*! ieee754. BSD-3-Clause License. Feross Aboukhadijeh */