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100 lines
3.1 KiB
100 lines
3.1 KiB
1 year ago
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta http-equiv="X-UA-Compatible" content="IE=edge">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<link rel="stylesheet" href="https://unpkg.com/leaflet@1.7.1/dist/leaflet.css"
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integrity="sha512-xodZBNTC5n17Xt2atTPuE1HxjVMSvLVW9ocqUKLsCC5CXdbqCmblAshOMAS6/keqq/sMZMZ19scR4PsZChSR7A=="
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crossorigin=""/>
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<style>
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#myMap {
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height: 1000px;
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}
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</style>
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<title>Map</title>
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</head>
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<body>
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<div id="myMap"></div>
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</body>
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<script src="https://unpkg.com/leaflet@1.7.1/dist/leaflet.js"
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integrity="sha512-XQoYMqMTK8LvdxXYG3nZ448hOEQiglfqkJs1NOQV44cWnUrBc8PkAOcXy20w0vlaXaVUearIOBhiXZ5V3ynxwA=="
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crossorigin=""></script>
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<script>
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const tilesProvider = 'https://{s}.tile.openstreetmap.de/{z}/{x}/{y}.png'
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let myMap = L.map ('myMap').setView([41.41,2.13],12)
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L.tileLayer (tilesProvider, {
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maxzoom: 18,
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}).addTo (myMap)
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/*DEfinim les propietats del marcador*/
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let iconMarker = L.icon({
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iconUrl:'images/marker.png',
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iconSize:[30,30],
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iconAnchor:[15,30] /*A quin punt en píxels de la imatge es clva el marcador al mapa */
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})
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let marker = L.marker ([41.41, 2.13], {icon:iconMarker}).addTo(myMap);
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/*Definim el marcador amb les coordenades i l'objecte iconMarker definit*/
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/*carregar els arxius geojson*/
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function fetchJSON(url){
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return fetch(url)
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.then(function(response){
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return response.json();
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});
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}
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var style = {
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fillColor: 'white',
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weight: 1,
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opacity: 1,
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color: 'grey',
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dashArray: '3',
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fillOpacity: 0.7
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};
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var layers = {districtes:null, barris:null}
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var currentlayer = null;
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fetchJSON('data/districtres.geojson').then(function(data){
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layers.districtes=data;
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currentlayer = L.geoJSON(data,{style:style}).addTo(myMap);
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})
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myMap.on("zoom", function(event){//creem un event que escolti els botons de zoom (es una fucnion propia del leaflet)
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if (myMap.getZoom()<=12){
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currentlayer.clearLayers();
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currentlayer.addData(layers.districtes);
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//L.geoJSON(layers.districtes, {style: style}).addTo(myMap);
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}
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else if (myMap.getZoom()>12 && myMap.getZoom()<=15) {
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if (layers.barris!=null){
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currentlayer.clearLayers();
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currentlayer.addData(layers.barris);
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//L.geoJSON(layers.barris, {style: style}).addTo(myMap);
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}
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else{
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fetchJSON('data/barris.4326.geojson').then(function(data){
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layers.barris=data;
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currentlayer.clearLayers();
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currentlayer.addData(data);
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//L.geoJSON(data,{style:style}).addTo(myMap);
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});
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}
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}
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else {
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fetchJSON('parceles').then(function(data){
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currentlayer.clearLayers();
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currentlayer.addData(data);
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})
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}
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});
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</script>
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</html>
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