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| <!DOCTYPE html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="utf-8"> | |
| <meta name='viewport' content='initial-scale=1,maximum-scale=1,user-scalable=no'/> | |
| <title>MapboxGL & D3.js - point</title> | |
| <link href='https://api.tiles.mapbox.com/mapbox-gl-js/v0.12.0/mapbox-gl.css' rel='stylesheet'/> | |
| <style> | |
| html, body, #wrapper { | |
| width: 100%; | |
| height: 100%; | |
| padding: 0px; | |
| margin: 0px; | |
| } | |
| #map { | |
| position: relative; | |
| width: 100%; | |
| height: 100%; | |
| margin: auto auto; | |
| } | |
| svg { | |
| position: absolute; | |
| width: 100%; | |
| height: 100%; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <div id="wrapper"> | |
| <div id="map"></div> | |
| </div> | |
| <script src="https://cdnjs.cloudflare.com/ajax/libs/d3/3.5.5/d3.min.js"></script> | |
| <script src='https://api.tiles.mapbox.com/mapbox-gl-js/v0.12.0/mapbox-gl.js'></script> | |
| <script> | |
| d3.json("json.json", function (err, data) { | |
| mapDraw(data); | |
| }) | |
| function mapDraw(data) { | |
| mapboxgl.accessToken = 'pk.eyJ1Ijoic2hpbWl6dSIsImEiOiI0cl85c2pNIn0.RefZMaOzNn-IistVe-Zcnw' | |
| var map = new mapboxgl.Map({ | |
| container: 'map', // container id | |
| style: 'mapbox://styles/mapbox/streets-v8', | |
| center: [151, -33.85], | |
| zoom: 8, | |
| }); | |
| map.addControl(new mapboxgl.Navigation()); | |
| var container = map.getCanvasContainer() | |
| var svg = d3.select(container).append("svg") | |
| var circle = svg.selectAll("circle") | |
| .data([data.features[0]]) | |
| .enter() | |
| .append("circle"); | |
| setTimeout(function() { | |
| function project(d) { | |
| return map.project(new mapboxgl.LngLat(+d[0], +d[1])); | |
| console.log(map.project(new mapboxgl.LngLat(+d[0], +d[1]))) | |
| } | |
| var i = 0; | |
| function drop() { | |
| circle | |
| .data([data.features[i%4]]) | |
| .attr({ | |
| "stroke": "black", | |
| "stroke-width": 2, | |
| "opacity": .7, | |
| "fill": "red", | |
| "r": 5 | |
| }) | |
| .attr("cx", function(d) { | |
| return project(d.geometry.coordinates).x; | |
| }) | |
| .attr("cy", function(d, i) { | |
| return project(d.geometry.coordinates).y; | |
| }) | |
| .transition() | |
| .duration(2000) | |
| .attr("r", function(d) { | |
| console.log(d.properties.count) | |
| return d.properties.count / 10 | |
| }) | |
| i++; | |
| } | |
| function update() { | |
| circle | |
| .attr({ | |
| cx: function(d) { | |
| return project(d.geometry.coordinates).x; | |
| }, | |
| cy: function(d) { | |
| return project(d.geometry.coordinates).y; | |
| }, | |
| }) | |
| } | |
| map.on("viewreset", update) | |
| map.on("move", update) | |
| drop(); | |
| },3000) | |
| } | |
| </script> | |
| </body> | |
| </html> |
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