2b:null 2c:["$","title",null,{"children":"Mapa de Colombia vista departamental y municipal | Daniel Silva | Observable"}] 31:T7cd,colombiaMap = { let container = DOM.element('div', { style: `width:${width}px;height:${width}px` }); yield container; let map = L.map(container,{ maxZoom: 9, minZoom: 3, // maxBounds:[[-4.7020829940000013,-79.4437498789999950],[13.6087503390000002,-66.2529165459999945]] }).setView([4.124080991005611, -73.67431640625001], 6); // let osmLayer = L.tileLayer('https://{s}.basemaps.cartocdn.com/light_all/{z}/{x}/{y}@2x.png', { // attribution: '© OpenStreetMap contributors' // }).addTo(map); mundo.features.map(f=>{ L.geoJson(f.geometry, { weight: 0.2, color: '#666', fillColor: 'none', fillOpacity: 1, opacity: 1 }).addTo(map); }) // L.TileLayer.boundaryCanvas('http://nestorandres.com/tiles_/{z}/{x}/{y}.png', { // boundary: departamentos, // tms: false, // attribution: 'Generado por Mapas de Colombia' // }).addTo(map); municipios.features.map(f=>{ L.geoJson(f.geometry, { weight: 0.2, color: '#666', fillColor: 'none', fillOpacity: 1, opacity: 1 }).addTo(map); }) let departamentosBind = (feature, layer) => { layer.bindPopup(feature.properties.NOMBRE_DPT) layer.getPopup().on('remove', () => { layer.setStyle({fillOpacity: 0}) }) } departamentos.features.map(f=>{ L.geoJson(f, { weight: 0.7, color: '#999', fillColor: '#fff', fillOpacity: 0, onEachFeature: departamentosBind }).on('mouseover', (e) => { e.layer.setStyle({fillOpacity: 0.4}) }).on('mouseout', (e) => { e.layer.setStyle({fillOpacity: 0}) // map.closePopup() }).on('click', (e) => { e.layer.setStyle({fillOpacity: 1}) // map.closePopup() }).addTo(map); }) map.on('click', ()=>{ console.log(map.getBounds().getCenter(),map.getZoom()) }) }32:T34a2,L.TileLayer.boundaryCanvas = () => { { 'use strict'; var isRingBbox = function (ring, bbox) { if (ring.length !== 4) { return false; } var p, sumX = 0, sumY = 0; for (p = 0; p < 4; p++) { if ((ring[p].x !== bbox.min.x && ring[p].x !== bbox.max.x) || (ring[p].y !== bbox.min.y && ring[p].y !== bbox.max.y)) { return false; } sumX += ring[p].x; sumY += ring[p].y; //bins[Number(ring[p].x === bbox.min.x) + 2 * Number(ring[p].y === bbox.min.y)] = 1; } //check that we have all 4 vertex of bbox in our geometry return sumX === 2*(bbox.min.x + bbox.max.x) && sumY === 2*(bbox.min.y + bbox.max.y); }; var ExtendMethods = { _toMercGeometry: function(b, isGeoJSON) { var res = []; var c, r, p, mercComponent, mercRing, coords; if (!isGeoJSON) { if (!(b[0] instanceof Array)) { b = [[b]]; } else if (!(b[0][0] instanceof Array)) { b = [b]; } } for (c = 0; c < b.length; c++) { mercComponent = []; for (r = 0; r < b[c].length; r++) { mercRing = []; for (p = 0; p < b[c][r].length; p++) { coords = isGeoJSON ? L.latLng(b[c][r][p][1], b[c][r][p][0]) : b[c][r][p]; mercRing.push(this._map.project(coords, 0)); } mercComponent.push(mercRing); } res.push(mercComponent); } return res; }, //lazy calculation of layer's boundary in map's projection. Bounding box is also calculated _getOriginalMercBoundary: function () { if (this._mercBoundary) { return this._mercBoundary; } var compomentBbox, c; if (L.Util.isArray(this.options.boundary)) { //Depricated: just array of coordinates this._mercBoundary = this._toMercGeometry(this.options.boundary); } else { //GeoJSON this._mercBoundary = []; var processGeoJSONObject = function(obj) { if (obj.type === 'GeometryCollection') { obj.geometries.forEach(processGeoJSONObject); } else if (obj.type === 'Feature') { processGeoJSONObject(obj.geometry); } else if (obj.type === 'FeatureCollection') { obj.features.forEach(processGeoJSONObject); } else if (obj.type === 'Polygon') { this._mercBoundary = this._mercBoundary.concat(this._toMercGeometry([obj.coordinates], true)); } else if (obj.type === 'MultiPolygon') { this._mercBoundary = this._mercBoundary.concat(this._toMercGeometry(obj.coordinates, true)); } }.bind(this); processGeoJSONObject(this.options.boundary); } this._mercBbox = new L.Bounds(); for (c = 0; c < this._mercBoundary.length; c++) { compomentBbox = new L.Bounds(this._mercBoundary[c][0]); this._mercBbox.extend(compomentBbox.min); this._mercBbox.extend(compomentBbox.max); } return this._mercBoundary; }, _getClippedGeometry: function(geom, bounds) { var clippedGeom = [], clippedComponent, clippedExternalRing, clippedHoleRing, iC, iR; for (iC = 0; iC < geom.length; iC++) { clippedComponent = []; clippedExternalRing = L.PolyUtil.clipPolygon(geom[iC][0], bounds); if (clippedExternalRing.length === 0) { continue; } clippedComponent.push(clippedExternalRing); for (iR = 1; iR < geom[iC].length; iR++) { clippedHoleRing = L.PolyUtil.clipPolygon(geom[iC][iR], bounds); if (clippedHoleRing.length > 0) { clippedComponent.push(clippedHoleRing); } } clippedGeom.push(clippedComponent); } if (clippedGeom.length === 0) { //we are outside of all multipolygon components return {isOut: true}; } for (iC = 0; iC < clippedGeom.length; iC++) { if (isRingBbox(clippedGeom[iC][0], bounds)) { //inside exterior rings and no holes if (clippedGeom[iC].length === 1) { return {isIn: true}; } } else { //intersects exterior ring return {geometry: clippedGeom}; } for (iR = 1; iR < clippedGeom[iC].length; iR++) { //inside exterior ring, but have intersection with a hole if (!isRingBbox(clippedGeom[iC][iR], bounds)) { return {geometry: clippedGeom}; } } } //we are inside all holes in geometry return {isOut: true}; }, // Calculates intersection of original boundary geometry and tile boundary. // Uses quadtree as cache to speed-up intersection. // Return // {isOut: true} if no intersection, // {isIn: true} if tile is fully inside layer's boundary // {geometry: } otherwise _getTileGeometry: function (x, y, z, skipIntersectionCheck) { if ( !this.options.boundary) { return {isIn: true}; } var cacheID = x + ":" + y + ":" + z, zCoeff = Math.pow(2, z), parentState, cache = this._boundaryCache; if (cache[cacheID]) { return cache[cacheID]; } var mercBoundary = this._getOriginalMercBoundary(), ts = this.options.tileSize, tileBbox = new L.Bounds(new L.Point(x * ts / zCoeff, y * ts / zCoeff), new L.Point((x + 1) * ts / zCoeff, (y + 1) * ts / zCoeff)); //fast check intersection if (!skipIntersectionCheck && !tileBbox.intersects(this._mercBbox)) { return {isOut: true}; } if (z === 0) { cache[cacheID] = {geometry: mercBoundary}; return cache[cacheID]; } parentState = this._getTileGeometry(Math.floor(x / 2), Math.floor(y / 2), z - 1, true); if (parentState.isOut || parentState.isIn) { return parentState; } cache[cacheID] = this._getClippedGeometry(parentState.geometry, tileBbox); return cache[cacheID]; }, _drawTileInternal: function (canvas, tilePoint, url, callback) { var zoom = this._getZoomForUrl(), state = this._getTileGeometry(tilePoint.x, tilePoint.y, zoom); if (state.isOut) { callback(); return; } var ts = this.options.tileSize, tileX = ts * tilePoint.x, tileY = ts * tilePoint.y, zCoeff = Math.pow(2, zoom), ctx = canvas.getContext('2d'), imageObj = new Image(), _this = this; var setPattern = function () { var c, r, p, pattern, geom; if (!state.isIn) { geom = state.geometry; ctx.beginPath(); for (c = 0; c < geom.length; c++) { for (r = 0; r < geom[c].length; r++) { if (geom[c][r].length === 0) { continue; } ctx.moveTo(geom[c][r][0].x * zCoeff - tileX, geom[c][r][0].y * zCoeff - tileY); for (p = 1; p < geom[c][r].length; p++) { ctx.lineTo(geom[c][r][p].x * zCoeff - tileX, geom[c][r][p].y * zCoeff - tileY); } } } ctx.clip(); } pattern = ctx.createPattern(imageObj, "repeat"); ctx.beginPath(); ctx.rect(0, 0, canvas.width, canvas.height); ctx.fillStyle = pattern; ctx.fill(); callback(); }; if (this.options.crossOrigin) { imageObj.crossOrigin = ''; } imageObj.onload = function () { //TODO: implement correct image loading cancelation canvas.complete = true; //HACK: emulate HTMLImageElement property to make happy L.TileLayer setTimeout(setPattern, 0); //IE9 bug - black tiles appear randomly if call setPattern() without timeout } imageObj.src = url; }, onAdd: function(map) { (L.TileLayer.Canvas || L.TileLayer).prototype.onAdd.call(this, map); if (this.options.trackAttribution) { map.on('moveend', this._updateAttribution, this); this._updateAttribution(); } }, onRemove: function(map) { (L.TileLayer.Canvas || L.TileLayer).prototype.onRemove.call(this, map); if (this.options.trackAttribution) { map.off('moveend', this._updateAttribution, this); if (!this._attributionRemoved) { var attribution = L.TileLayer.BoundaryCanvas.prototype.getAttribution.call(this); map.attributionControl.removeAttribution(attribution); } } }, _updateAttribution: function() { var geom = this._getOriginalMercBoundary(), mapBounds = this._map.getBounds(), mercBounds = L.bounds(this._map.project(mapBounds.getSouthWest(), 0), this._map.project(mapBounds.getNorthEast(), 0)), state = this._getClippedGeometry(geom, mercBounds); if (this._attributionRemoved !== !!state.isOut) { var attribution = L.TileLayer.BoundaryCanvas.prototype.getAttribution.call(this); this._map.attributionControl[state.isOut ? 'removeAttribution' : 'addAttribution'](attribution); this._attributionRemoved = !!state.isOut; } } }; if (L.version >= '0.8') { L.TileLayer.BoundaryCanvas = L.TileLayer.extend({ options: { // all rings of boundary should be without self-intersections or intersections with other rings // zero-winding fill algorithm is used in canvas, so holes should have opposite direction to exterior ring // boundary can be // LatLng[] - simple polygon // LatLng[][] - polygon with holes // LatLng[][][] - multipolygon boundary: null }, includes: ExtendMethods, initialize: function(url, options) { L.TileLayer.prototype.initialize.call(this, url, options); this._boundaryCache = {}; //cache index "x:y:z" this._mercBoundary = null; this._mercBbox = null; if (this.options.trackAttribution) { this._attributionRemoved = true; this.getAttribution = null; } }, createTile: function(coords, done){ var tile = document.createElement('canvas'), url = this.getTileUrl(coords); tile.width = tile.height = this.options.tileSize; this._drawTileInternal(tile, coords, url, L.bind(done, null, null, tile)); return tile; } }) } else { L.TileLayer.BoundaryCanvas = L.TileLayer.Canvas.extend({ options: { // all rings of boundary should be without self-intersections or intersections with other rings // zero-winding fill algorithm is used in canvas, so holes should have opposite direction to exterior ring // boundary can be // LatLng[] - simple polygon // LatLng[][] - polygon with holes // LatLng[][][] - multipolygon boundary: null }, includes: ExtendMethods, initialize: function (url, options) { L.Util.setOptions(this, options); L.Util.setOptions(this, {async: true}); //image loading is always async this._url = url; this._boundaryCache = {}; //cache index "x:y:z" this._mercBoundary = null; this._mercBbox = null; if (this.options.trackAttribution) { this._attributionRemoved = true; this.getAttribution = null; } }, drawTile: function(canvas, tilePoint) { var adjustedTilePoint = L.extend({}, tilePoint), url; this._adjustTilePoint(adjustedTilePoint); url = this.getTileUrl(adjustedTilePoint); this._drawTileInternal(canvas, tilePoint, url, L.bind(this.tileDrawn, this, canvas)); //Leaflet v0.7.x bugfix (L.Tile.Canvas doesn't support maxNativeZoom option) if (this._getTileSize() !== this.options.tileSize) { canvas.style.width = canvas.style.height = this._getTileSize() + 'px'; } } }); } L.TileLayer.boundaryCanvas = function (url, options) { return new L.TileLayer.BoundaryCanvas(url, options); }; L.TileLayer.BoundaryCanvas.createFromLayer = function (layer, options) { return new L.TileLayer.BoundaryCanvas(layer._url, L.extend({}, layer.options, options)); }; } }33:[] 2f:{"id":"8f264920ad11aaf6","slug":"mapa-de-colombia-vista-departamental-y-municipal","title":"Mapa de Colombia vista departamental y municipal","thumbnail":"3568c0b6f55dd18d8ce4e46bf7eca402260ce280a83d03bf2db7d786876194a2","access_level":"public","create_time":"$D2020-11-07T17:16:03.974Z","update_time":"$D2020-11-07T17:16:03.974Z","view_time":null,"first_public_time":"$D2021-06-13T17:56:31.834Z","fork":{"id":"b8212361401283d6","slug":"mapa-de-colombia-vista-departamental-y-municipal","title":"Mapa de Colombia en LEAFLET vista departamental y municipal","owner":{"id":"01062053fabb03ae","login":"nestorandrespe","name":"Néstor Andrés Peña"}},"stars":0,"starred":false,"owner":{"type":"team","id":"73577736dd5d366d","login":"daniels13ca","name":"Daniel Silva","avatar_url":"https://avatars-next.observableusercontent.com/bf589ddde5f1c31d24d80f8b24ad681622097f83df3db57e9e2829015c3825e3","tier":"starter_2024"},"version":277,"publish_version":277,"role":null,"authored":false,"authors":[{"type":"individual","id":"464089406bf716c7","login":"daniels13ca","name":"Daniel Silva","avatar_url":"https://avatars-next.observableusercontent.com/bf589ddde5f1c31d24d80f8b24ad681622097f83df3db57e9e2829015c3825e3","tier":null}],"members":[{"type":"individual","id":"464089406bf716c7","login":"daniels13ca","name":"Daniel Silva","avatar_url":"https://avatars-next.observableusercontent.com/bf589ddde5f1c31d24d80f8b24ad681622097f83df3db57e9e2829015c3825e3","tier":null,"role":"editor"}],"comments":[],"custom_thumbnail":false,"trashed":false,"subscribed":null,"forks":1,"collection":null,"type":"notebook","body":{"title":"Mapa de Colombia vista departamental y municipal","cells":[{"id":0,"value":"md`# Mapa de Colombia vista departamental y municipal`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":4,"value":"$31","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":25,"value":"departamentos = {\n let response = await fetch('https://gist.githubusercontent.com/john-guerra/43c7656821069d00dcbc/raw/3aadedf47badbdac823b00dbe259f6bc6d9e1899/colombia.geo.json');\n let json = await response.json();\n return json\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":47,"value":"municipios = {\n let response = await fetch('https://gist.githubusercontent.com/nestorandrespe/1b87fc08bc60431a1c3363e318cad02d/raw/41d0e4e9686e5953ddeb5b1c7a2e3562df199edd/mpios.json');\n let json = await response.json();\n return json\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":215,"value":"mundo = {\nlet response = await fetch('https://gist.githubusercontent.com/nestorandrespe/e3695c1d3961be676b06624e699d3998/raw/c3749e7df2a318d1d39e6ef2be0c4b064ff149d2/World%2520contours.json');\n let json = await response.json();\n return json\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":6,"value":"L = require('leaflet@1.2.0')","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":253,"value":"$32","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":8,"value":"html``","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":76,"value":"html``","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"}],"files":"$W33","stdlib":"1","titling":"auto"}} 30:"$2f:body"