kepler.gl
Version:
kepler.gl is a webgl based application to visualize large scale location data in the browser
214 lines (173 loc) • 21.2 kB
JavaScript
"use strict";
var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.getTileData = getTileData;
exports.decodeTile = decodeTile;
exports.vectorTileFeatureToProp = vectorTileFeatureToProp;
var _pbf = _interopRequireDefault(require("pbf"));
var _vectorTile = require("@mapbox/vector-tile");
var _viewportMercatorProject = require("viewport-mercator-project");
// Copyright (c) 2021 Uber Technologies, Inc.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
/* global fetch */
var TILE_SIZE = 512;
var MAPBOX_HOST = 'https://a.tiles.mapbox.com';
var MAP_SOURCE = '/v4/mapbox.mapbox-streets-v7';
function getTileData(host, token, _ref) {
var x = _ref.x,
y = _ref.y,
z = _ref.z;
var mapSource = "".concat(host || MAPBOX_HOST).concat(MAP_SOURCE, "/").concat(z, "/").concat(x, "/").concat(y, ".vector.pbf?access_token=").concat(token);
return fetch(mapSource).then(function (response) {
return response.arrayBuffer();
}).then(function (buffer) {
return decodeTile(x, y, z, buffer);
});
}
function decodeTile(x, y, z, arrayBuffer) {
var tile = new _vectorTile.VectorTile(new _pbf["default"](arrayBuffer));
var result = [];
var xProj = x * TILE_SIZE;
var yProj = y * TILE_SIZE;
var scale = Math.pow(2, z);
var projectFunc = project.bind(null, xProj, yProj, scale);
/* eslint-disable guard-for-in */
var layerName = 'building';
var vectorTileLayer = tile.layers[layerName];
if (!vectorTileLayer) {
return [];
}
for (var i = 0; i < vectorTileLayer.length; i++) {
var vectorTileFeature = vectorTileLayer.feature(i);
var features = vectorTileFeatureToProp(vectorTileFeature, projectFunc);
features.forEach(function (f) {
f.properties.layer = layerName;
if (f.properties.height) {
result.push(f);
}
});
}
return result;
}
function project(x, y, scale, line, extent) {
var sizeToPixel = extent / TILE_SIZE;
for (var ii = 0; ii < line.length; ii++) {
var p = line[ii]; // LNGLAT
line[ii] = (0, _viewportMercatorProject.worldToLngLat)([x + p[0] / sizeToPixel, y + p[1] / sizeToPixel], scale);
}
}
/* adapted from @mapbox/vector-tile/lib/vectortilefeature.js for better perf */
/* eslint-disable */
function vectorTileFeatureToProp(vectorTileFeature, project) {
var coords = getCoordinates(vectorTileFeature);
var extent = vectorTileFeature.extent;
var i;
var j;
coords = classifyRings(coords);
for (i = 0; i < coords.length; i++) {
for (j = 0; j < coords[i].length; j++) {
project(coords[i][j], extent);
}
}
return coords.map(function (coordinates) {
return {
coordinates: coordinates,
properties: vectorTileFeature.properties
};
});
}
function getCoordinates(vectorTileFeature) {
var pbf = vectorTileFeature._pbf;
pbf.pos = vectorTileFeature._geometry;
var end = pbf.readVarint() + pbf.pos;
var cmd = 1;
var length = 0;
var x = 0;
var y = 0;
var lines = [];
var line;
while (pbf.pos < end) {
if (length <= 0) {
var cmdLen = pbf.readVarint();
cmd = cmdLen & 0x7;
length = cmdLen >> 3;
}
length--;
if (cmd === 1 || cmd === 2) {
x += pbf.readSVarint();
y += pbf.readSVarint();
if (cmd === 1) {
// moveTo
if (line) lines.push(line);
line = [];
}
if (line) line.push([x, y]);
} else if (cmd === 7) {
// Workaround for https://github.com/mapbox/mapnik-vector-tile/issues/90
if (line) {
line.push(line[0].slice()); // closePolygon
}
} else {
throw new Error("unknown command ".concat(cmd));
}
}
if (line) lines.push(line);
return lines;
} // classifies an array of rings into polygons with outer rings and holes
function classifyRings(rings) {
var len = rings.length;
if (len <= 1) return [rings];
var polygons = [];
var polygon;
var ccw;
for (var i = 0; i < len; i++) {
var area = signedArea(rings[i]);
if (area === 0) {
continue;
}
if (ccw === undefined) {
ccw = area < 0;
}
if (ccw === area < 0) {
if (polygon) {
polygons.push(polygon);
}
polygon = [rings[i]];
} else if (polygon) {
polygon.push(rings[i]);
}
}
if (polygon) {
polygons.push(polygon);
}
return polygons;
}
function signedArea(ring) {
var sum = 0;
for (var i = 0, len = ring.length, j = len - 1, p1, p2; i < len; j = i++) {
p1 = ring[i];
p2 = ring[j];
sum += (p2[0] - p1[0]) * (p1[1] + p2[1]);
}
return sum;
}
//# sourceMappingURL=data:application/json;charset=utf-8;base64,{"version":3,"sources":["../../../src/deckgl-layers/3d-building-layer/3d-building-utils.js"],"names":["TILE_SIZE","MAPBOX_HOST","MAP_SOURCE","getTileData","host","token","x","y","z","mapSource","fetch","then","response","arrayBuffer","buffer","decodeTile","tile","VectorTile","Protobuf","result","xProj","yProj","scale","Math","pow","projectFunc","project","bind","layerName","vectorTileLayer","layers","i","length","vectorTileFeature","feature","features","vectorTileFeatureToProp","forEach","f","properties","layer","height","push","line","extent","sizeToPixel","ii","p","coords","getCoordinates","j","classifyRings","map","coordinates","pbf","_pbf","pos","_geometry","end","readVarint","cmd","lines","cmdLen","readSVarint","slice","Error","rings","len","polygons","polygon","ccw","area","signedArea","undefined","ring","sum","p1","p2"],"mappings":";;;;;;;;;;;AAoBA;;AACA;;AACA;;AAtBA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;;AAMA;AACA,IAAMA,SAAS,GAAG,GAAlB;AACA,IAAMC,WAAW,GAAG,4BAApB;AACA,IAAMC,UAAU,GAAG,8BAAnB;;AAEO,SAASC,WAAT,CAAqBC,IAArB,EAA2BC,KAA3B,QAA6C;AAAA,MAAVC,CAAU,QAAVA,CAAU;AAAA,MAAPC,CAAO,QAAPA,CAAO;AAAA,MAAJC,CAAI,QAAJA,CAAI;AAClD,MAAMC,SAAS,aAAML,IAAI,IACvBH,WADa,SACCC,UADD,cACeM,CADf,cACoBF,CADpB,cACyBC,CADzB,sCACsDF,KADtD,CAAf;AAGA,SAAOK,KAAK,CAACD,SAAD,CAAL,CACJE,IADI,CACC,UAAAC,QAAQ;AAAA,WAAIA,QAAQ,CAACC,WAAT,EAAJ;AAAA,GADT,EAEJF,IAFI,CAEC,UAAAG,MAAM;AAAA,WAAIC,UAAU,CAACT,CAAD,EAAIC,CAAJ,EAAOC,CAAP,EAAUM,MAAV,CAAd;AAAA,GAFP,CAAP;AAGD;;AAEM,SAASC,UAAT,CAAoBT,CAApB,EAAuBC,CAAvB,EAA0BC,CAA1B,EAA6BK,WAA7B,EAA0C;AAC/C,MAAMG,IAAI,GAAG,IAAIC,sBAAJ,CAAe,IAAIC,eAAJ,CAAaL,WAAb,CAAf,CAAb;AAEA,MAAMM,MAAM,GAAG,EAAf;AACA,MAAMC,KAAK,GAAGd,CAAC,GAAGN,SAAlB;AACA,MAAMqB,KAAK,GAAGd,CAAC,GAAGP,SAAlB;AACA,MAAMsB,KAAK,GAAGC,IAAI,CAACC,GAAL,CAAS,CAAT,EAAYhB,CAAZ,CAAd;AAEA,MAAMiB,WAAW,GAAGC,OAAO,CAACC,IAAR,CAAa,IAAb,EAAmBP,KAAnB,EAA0BC,KAA1B,EAAiCC,KAAjC,CAApB;AAEA;;AACA,MAAMM,SAAS,GAAG,UAAlB;AACA,MAAMC,eAAe,GAAGb,IAAI,CAACc,MAAL,CAAYF,SAAZ,CAAxB;;AACA,MAAI,CAACC,eAAL,EAAsB;AACpB,WAAO,EAAP;AACD;;AACD,OAAK,IAAIE,CAAC,GAAG,CAAb,EAAgBA,CAAC,GAAGF,eAAe,CAACG,MAApC,EAA4CD,CAAC,EAA7C,EAAiD;AAC/C,QAAME,iBAAiB,GAAGJ,eAAe,CAACK,OAAhB,CAAwBH,CAAxB,CAA1B;AACA,QAAMI,QAAQ,GAAGC,uBAAuB,CAACH,iBAAD,EAAoBR,WAApB,CAAxC;AACAU,IAAAA,QAAQ,CAACE,OAAT,CAAiB,UAAAC,CAAC,EAAI;AACpBA,MAAAA,CAAC,CAACC,UAAF,CAAaC,KAAb,GAAqBZ,SAArB;;AACA,UAAIU,CAAC,CAACC,UAAF,CAAaE,MAAjB,EAAyB;AACvBtB,QAAAA,MAAM,CAACuB,IAAP,CAAYJ,CAAZ;AACD;AACF,KALD;AAMD;;AACD,SAAOnB,MAAP;AACD;;AAED,SAASO,OAAT,CAAiBpB,CAAjB,EAAoBC,CAApB,EAAuBe,KAAvB,EAA8BqB,IAA9B,EAAoCC,MAApC,EAA4C;AAC1C,MAAMC,WAAW,GAAGD,MAAM,GAAG5C,SAA7B;;AAEA,OAAK,IAAI8C,EAAE,GAAG,CAAd,EAAiBA,EAAE,GAAGH,IAAI,CAACX,MAA3B,EAAmCc,EAAE,EAArC,EAAyC;AACvC,QAAMC,CAAC,GAAGJ,IAAI,CAACG,EAAD,CAAd,CADuC,CAEvC;;AACAH,IAAAA,IAAI,CAACG,EAAD,CAAJ,GAAW,4CAAc,CAACxC,CAAC,GAAGyC,CAAC,CAAC,CAAD,CAAD,GAAOF,WAAZ,EAAyBtC,CAAC,GAAGwC,CAAC,CAAC,CAAD,CAAD,GAAOF,WAApC,CAAd,EAAgEvB,KAAhE,CAAX;AACD;AACF;AAED;;AACA;;;AACO,SAASc,uBAAT,CAAiCH,iBAAjC,EAAoDP,OAApD,EAA6D;AAClE,MAAIsB,MAAM,GAAGC,cAAc,CAAChB,iBAAD,CAA3B;AACA,MAAMW,MAAM,GAAGX,iBAAiB,CAACW,MAAjC;AACA,MAAIb,CAAJ;AACA,MAAImB,CAAJ;AAEAF,EAAAA,MAAM,GAAGG,aAAa,CAACH,MAAD,CAAtB;;AACA,OAAKjB,CAAC,GAAG,CAAT,EAAYA,CAAC,GAAGiB,MAAM,CAAChB,MAAvB,EAA+BD,CAAC,EAAhC,EAAoC;AAClC,SAAKmB,CAAC,GAAG,CAAT,EAAYA,CAAC,GAAGF,MAAM,CAACjB,CAAD,CAAN,CAAUC,MAA1B,EAAkCkB,CAAC,EAAnC,EAAuC;AACrCxB,MAAAA,OAAO,CAACsB,MAAM,CAACjB,CAAD,CAAN,CAAUmB,CAAV,CAAD,EAAeN,MAAf,CAAP;AACD;AACF;;AAED,SAAOI,MAAM,CAACI,GAAP,CAAW,UAAAC,WAAW;AAAA,WAAK;AAChCA,MAAAA,WAAW,EAAXA,WADgC;AAEhCd,MAAAA,UAAU,EAAEN,iBAAiB,CAACM;AAFE,KAAL;AAAA,GAAtB,CAAP;AAID;;AAED,SAASU,cAAT,CAAwBhB,iBAAxB,EAA2C;AACzC,MAAMqB,GAAG,GAAGrB,iBAAiB,CAACsB,IAA9B;AACAD,EAAAA,GAAG,CAACE,GAAJ,GAAUvB,iBAAiB,CAACwB,SAA5B;AAEA,MAAMC,GAAG,GAAGJ,GAAG,CAACK,UAAJ,KAAmBL,GAAG,CAACE,GAAnC;AACA,MAAII,GAAG,GAAG,CAAV;AACA,MAAI5B,MAAM,GAAG,CAAb;AACA,MAAI1B,CAAC,GAAG,CAAR;AACA,MAAIC,CAAC,GAAG,CAAR;AAEA,MAAMsD,KAAK,GAAG,EAAd;AACA,MAAIlB,IAAJ;;AAEA,SAAOW,GAAG,CAACE,GAAJ,GAAUE,GAAjB,EAAsB;AACpB,QAAI1B,MAAM,IAAI,CAAd,EAAiB;AACf,UAAM8B,MAAM,GAAGR,GAAG,CAACK,UAAJ,EAAf;AACAC,MAAAA,GAAG,GAAGE,MAAM,GAAG,GAAf;AACA9B,MAAAA,MAAM,GAAG8B,MAAM,IAAI,CAAnB;AACD;;AAED9B,IAAAA,MAAM;;AAEN,QAAI4B,GAAG,KAAK,CAAR,IAAaA,GAAG,KAAK,CAAzB,EAA4B;AAC1BtD,MAAAA,CAAC,IAAIgD,GAAG,CAACS,WAAJ,EAAL;AACAxD,MAAAA,CAAC,IAAI+C,GAAG,CAACS,WAAJ,EAAL;;AAEA,UAAIH,GAAG,KAAK,CAAZ,EAAe;AACb;AACA,YAAIjB,IAAJ,EAAUkB,KAAK,CAACnB,IAAN,CAAWC,IAAX;AACVA,QAAAA,IAAI,GAAG,EAAP;AACD;;AAED,UAAIA,IAAJ,EAAUA,IAAI,CAACD,IAAL,CAAU,CAACpC,CAAD,EAAIC,CAAJ,CAAV;AACX,KAXD,MAWO,IAAIqD,GAAG,KAAK,CAAZ,EAAe;AACpB;AACA,UAAIjB,IAAJ,EAAU;AACRA,QAAAA,IAAI,CAACD,IAAL,CAAUC,IAAI,CAAC,CAAD,CAAJ,CAAQqB,KAAR,EAAV,EADQ,CACoB;AAC7B;AACF,KALM,MAKA;AACL,YAAM,IAAIC,KAAJ,2BAA6BL,GAA7B,EAAN;AACD;AACF;;AAED,MAAIjB,IAAJ,EAAUkB,KAAK,CAACnB,IAAN,CAAWC,IAAX;AAEV,SAAOkB,KAAP;AACD,C,CAED;;;AAEA,SAASV,aAAT,CAAuBe,KAAvB,EAA8B;AAC5B,MAAMC,GAAG,GAAGD,KAAK,CAAClC,MAAlB;AAEA,MAAImC,GAAG,IAAI,CAAX,EAAc,OAAO,CAACD,KAAD,CAAP;AAEd,MAAME,QAAQ,GAAG,EAAjB;AACA,MAAIC,OAAJ;AACA,MAAIC,GAAJ;;AAEA,OAAK,IAAIvC,CAAC,GAAG,CAAb,EAAgBA,CAAC,GAAGoC,GAApB,EAAyBpC,CAAC,EAA1B,EAA8B;AAC5B,QAAMwC,IAAI,GAAGC,UAAU,CAACN,KAAK,CAACnC,CAAD,CAAN,CAAvB;;AACA,QAAIwC,IAAI,KAAK,CAAb,EAAgB;AACd;AACD;;AAED,QAAID,GAAG,KAAKG,SAAZ,EAAuB;AACrBH,MAAAA,GAAG,GAAGC,IAAI,GAAG,CAAb;AACD;;AAED,QAAID,GAAG,KAAKC,IAAI,GAAG,CAAnB,EAAsB;AACpB,UAAIF,OAAJ,EAAa;AACXD,QAAAA,QAAQ,CAAC1B,IAAT,CAAc2B,OAAd;AACD;;AACDA,MAAAA,OAAO,GAAG,CAACH,KAAK,CAACnC,CAAD,CAAN,CAAV;AACD,KALD,MAKO,IAAIsC,OAAJ,EAAa;AAClBA,MAAAA,OAAO,CAAC3B,IAAR,CAAawB,KAAK,CAACnC,CAAD,CAAlB;AACD;AACF;;AACD,MAAIsC,OAAJ,EAAa;AACXD,IAAAA,QAAQ,CAAC1B,IAAT,CAAc2B,OAAd;AACD;;AAED,SAAOD,QAAP;AACD;;AAED,SAASI,UAAT,CAAoBE,IAApB,EAA0B;AACxB,MAAIC,GAAG,GAAG,CAAV;;AACA,OAAK,IAAI5C,CAAC,GAAG,CAAR,EAAWoC,GAAG,GAAGO,IAAI,CAAC1C,MAAtB,EAA8BkB,CAAC,GAAGiB,GAAG,GAAG,CAAxC,EAA2CS,EAA3C,EAA+CC,EAApD,EAAwD9C,CAAC,GAAGoC,GAA5D,EAAiEjB,CAAC,GAAGnB,CAAC,EAAtE,EAA0E;AACxE6C,IAAAA,EAAE,GAAGF,IAAI,CAAC3C,CAAD,CAAT;AACA8C,IAAAA,EAAE,GAAGH,IAAI,CAACxB,CAAD,CAAT;AACAyB,IAAAA,GAAG,IAAI,CAACE,EAAE,CAAC,CAAD,CAAF,GAAQD,EAAE,CAAC,CAAD,CAAX,KAAmBA,EAAE,CAAC,CAAD,CAAF,GAAQC,EAAE,CAAC,CAAD,CAA7B,CAAP;AACD;;AACD,SAAOF,GAAP;AACD","sourcesContent":["// Copyright (c) 2021 Uber Technologies, Inc.\n//\n// Permission is hereby granted, free of charge, to any person obtaining a copy\n// of this software and associated documentation files (the \"Software\"), to deal\n// in the Software without restriction, including without limitation the rights\n// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell\n// copies of the Software, and to permit persons to whom the Software is\n// furnished to do so, subject to the following conditions:\n//\n// The above copyright notice and this permission notice shall be included in\n// all copies or substantial portions of the Software.\n//\n// THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE\n// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,\n// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN\n// THE SOFTWARE.\n\nimport Protobuf from 'pbf';\nimport {VectorTile} from '@mapbox/vector-tile';\nimport {worldToLngLat} from 'viewport-mercator-project';\n\n/* global fetch */\nconst TILE_SIZE = 512;\nconst MAPBOX_HOST = 'https://a.tiles.mapbox.com';\nconst MAP_SOURCE = '/v4/mapbox.mapbox-streets-v7';\n\nexport function getTileData(host, token, {x, y, z}) {\n  const mapSource = `${host ||\n    MAPBOX_HOST}${MAP_SOURCE}/${z}/${x}/${y}.vector.pbf?access_token=${token}`;\n\n  return fetch(mapSource)\n    .then(response => response.arrayBuffer())\n    .then(buffer => decodeTile(x, y, z, buffer));\n}\n\nexport function decodeTile(x, y, z, arrayBuffer) {\n  const tile = new VectorTile(new Protobuf(arrayBuffer));\n\n  const result = [];\n  const xProj = x * TILE_SIZE;\n  const yProj = y * TILE_SIZE;\n  const scale = Math.pow(2, z);\n\n  const projectFunc = project.bind(null, xProj, yProj, scale);\n\n  /* eslint-disable guard-for-in */\n  const layerName = 'building';\n  const vectorTileLayer = tile.layers[layerName];\n  if (!vectorTileLayer) {\n    return [];\n  }\n  for (let i = 0; i < vectorTileLayer.length; i++) {\n    const vectorTileFeature = vectorTileLayer.feature(i);\n    const features = vectorTileFeatureToProp(vectorTileFeature, projectFunc);\n    features.forEach(f => {\n      f.properties.layer = layerName;\n      if (f.properties.height) {\n        result.push(f);\n      }\n    });\n  }\n  return result;\n}\n\nfunction project(x, y, scale, line, extent) {\n  const sizeToPixel = extent / TILE_SIZE;\n\n  for (let ii = 0; ii < line.length; ii++) {\n    const p = line[ii];\n    // LNGLAT\n    line[ii] = worldToLngLat([x + p[0] / sizeToPixel, y + p[1] / sizeToPixel], scale);\n  }\n}\n\n/* adapted from @mapbox/vector-tile/lib/vectortilefeature.js for better perf */\n/* eslint-disable */\nexport function vectorTileFeatureToProp(vectorTileFeature, project) {\n  let coords = getCoordinates(vectorTileFeature);\n  const extent = vectorTileFeature.extent;\n  let i;\n  let j;\n\n  coords = classifyRings(coords);\n  for (i = 0; i < coords.length; i++) {\n    for (j = 0; j < coords[i].length; j++) {\n      project(coords[i][j], extent);\n    }\n  }\n\n  return coords.map(coordinates => ({\n    coordinates,\n    properties: vectorTileFeature.properties\n  }));\n}\n\nfunction getCoordinates(vectorTileFeature) {\n  const pbf = vectorTileFeature._pbf;\n  pbf.pos = vectorTileFeature._geometry;\n\n  const end = pbf.readVarint() + pbf.pos;\n  let cmd = 1;\n  let length = 0;\n  let x = 0;\n  let y = 0;\n\n  const lines = [];\n  let line;\n\n  while (pbf.pos < end) {\n    if (length <= 0) {\n      const cmdLen = pbf.readVarint();\n      cmd = cmdLen & 0x7;\n      length = cmdLen >> 3;\n    }\n\n    length--;\n\n    if (cmd === 1 || cmd === 2) {\n      x += pbf.readSVarint();\n      y += pbf.readSVarint();\n\n      if (cmd === 1) {\n        // moveTo\n        if (line) lines.push(line);\n        line = [];\n      }\n\n      if (line) line.push([x, y]);\n    } else if (cmd === 7) {\n      // Workaround for https://github.com/mapbox/mapnik-vector-tile/issues/90\n      if (line) {\n        line.push(line[0].slice()); // closePolygon\n      }\n    } else {\n      throw new Error(`unknown command ${cmd}`);\n    }\n  }\n\n  if (line) lines.push(line);\n\n  return lines;\n}\n\n// classifies an array of rings into polygons with outer rings and holes\n\nfunction classifyRings(rings) {\n  const len = rings.length;\n\n  if (len <= 1) return [rings];\n\n  const polygons = [];\n  let polygon;\n  let ccw;\n\n  for (let i = 0; i < len; i++) {\n    const area = signedArea(rings[i]);\n    if (area === 0) {\n      continue;\n    }\n\n    if (ccw === undefined) {\n      ccw = area < 0;\n    }\n\n    if (ccw === area < 0) {\n      if (polygon) {\n        polygons.push(polygon);\n      }\n      polygon = [rings[i]];\n    } else if (polygon) {\n      polygon.push(rings[i]);\n    }\n  }\n  if (polygon) {\n    polygons.push(polygon);\n  }\n\n  return polygons;\n}\n\nfunction signedArea(ring) {\n  let sum = 0;\n  for (let i = 0, len = ring.length, j = len - 1, p1, p2; i < len; j = i++) {\n    p1 = ring[i];\n    p2 = ring[j];\n    sum += (p2[0] - p1[0]) * (p1[1] + p2[1]);\n  }\n  return sum;\n}\n"]}