Demonstration of binding Vincent graphs to individual GeoJSON data.
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Choropleth with Vincent
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| [{"WA": 7.8, "DE": 7.1, "WI": 6.8, "WV": 7.5, "HI": 5.4, "FL": 8.2, "WY": 5.1, "NH": 5.7, "NJ": 9.6, "NM": 6.8, "TX": 6.4, "LA": 5.9, "NC": 9.4, "ND": 3.2, "NE": 3.9, "TN": 7.8, "NY": 8.4, "PA": 8.0, "CA": 10.1, "NV": 10.3, "VA": 5.8, "CO": 7.7, "AK": 6.8, "AL": 7.1, "AR": 7.2, "VT": 5.0, "IL": 8.8, "GA": 8.8, "IN": 8.4, "IA": 5.1, "OK": 5.2, "AZ": 8.1, "ID": 6.6, "CT": 8.4, "ME": 7.2, "MD": 6.8, "MA": 6.7, "OH": 6.9, "UT": 5.5, "MO": 6.7, "MN": 5.6, "MI": 9.1, "RI": 10.1, "KS": 5.6, "MT": 5.8, "MS": 9.1, "SC": 8.8, "KY": 8.1, "OR": 8.5, "SD": 4.4}] |
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| <!DOCTYPE html> | |
| <head> | |
| <link rel="stylesheet" href="http://cdn.leafletjs.com/leaflet-0.5/leaflet.css" /> | |
| <script src="http://cdn.leafletjs.com/leaflet-0.5/leaflet.js"></script> | |
| <script src="http://d3js.org/d3.v3.min.js" charset="utf-8"></script> | |
| <script src="http://d3js.org/queue.v1.min.js"></script> | |
| <script src="http://trifacta.github.com/vega/vega.js"></script> | |
| <script src="http://ajax.googleapis.com/ajax/libs/jquery/1.7.0/jquery.min.js"></script> | |
| <style> | |
| .legend { | |
| padding: 0px 0px; | |
| font: 10px sans-serif; | |
| background: white; | |
| background: rgba(255,255,255,0.8); | |
| box-shadow: 0 0 15px rgba(0,0,0,0.2); | |
| border-radius: 5px; | |
| } | |
| .key path { | |
| display: none; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <div id="map" style="width: 960px; height: 500px"></div> | |
| <script> | |
| queue() | |
| .defer(d3.json, 'data.json') | |
| .defer(d3.json, 'us-states.json') | |
| .await(makeMap) | |
| function makeMap(error, data_1,gjson_1) { | |
| function matchKey(datapoint, key_variable){ | |
| return(parseFloat(key_variable[0][datapoint])); | |
| }; | |
| function parse(spec, div) { | |
| vg.parse.spec(spec, function(chart) { chart({el:div}).update(); }); | |
| }; | |
| var color = d3.scale.threshold() | |
| .domain([5, 6, 7, 8, 9, 10]) | |
| .range(['#EDF8FB', '#BFD3E6', '#9EBCDA', '#8C96C6', '#8C6BB1', '#88419D', '#6E016B']); | |
| var map = L.map('map').setView([48, -102], 3); | |
| L.tileLayer('http://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png', { | |
| maxZoom: 18, | |
| attribution: 'Map data (c) <a href="http://openstreetmap.org">OpenStreetMap</a> contributors' | |
| }).addTo(map); | |
| function style_1(feature) { | |
| return { | |
| fillColor: color(matchKey(feature.id, data_1)), | |
| weight: 1, | |
| opacity: 0.5, | |
| color: 'black', | |
| fillOpacity: 0.7 | |
| }; | |
| } | |
| var test_layer; | |
| function popup_bind(feature, layer) { | |
| layer.on('click', function() { | |
| var div = $('<div id="vis" style="width: 475px; height: 250px;"></div>')[0]; | |
| layer.bindPopup(div); | |
| layer._popup.options.maxWidth = 960; | |
| layer.openPopup(); | |
| parse('vis.json', '#vis') | |
| }); | |
| }; | |
| gJson_layer_1 = L.geoJson(gjson_1, {style: style_1, onEachFeature: popup_bind}).addTo(map) | |
| var legend = L.control({position: 'topright'}); | |
| legend.onAdd = function (map) {var div = L.DomUtil.create('div', 'legend'); return div}; | |
| legend.addTo(map); | |
| var x = d3.scale.linear() | |
| .domain([0, 11]) | |
| .range([0, 400]); | |
| var xAxis = d3.svg.axis() | |
| .scale(x) | |
| .orient("top") | |
| .tickSize(1) | |
| .tickValues(color.domain()) | |
| var svg = d3.select(".legend.leaflet-control").append("svg") | |
| .attr("id", 'legend') | |
| .attr("width", 450) | |
| .attr("height", 40); | |
| var g = svg.append("g") | |
| .attr("class", "key") | |
| .attr("transform", "translate(25,16)"); | |
| g.selectAll("rect") | |
| .data(color.range().map(function(d, i) { | |
| return { | |
| x0: i ? x(color.domain()[i - 1]) : x.range()[0], | |
| x1: i < color.domain().length ? x(color.domain()[i]) : x.range()[1], | |
| z: d | |
| }; | |
| })) | |
| .enter().append("rect") | |
| .attr("height", 10) | |
| .attr("x", function(d) { return d.x0; }) | |
| .attr("width", function(d) { return d.x1 - d.x0; }) | |
| .style("fill", function(d) { return d.z; }); | |
| g.call(xAxis).append("text") | |
| .attr("class", "caption") | |
| .attr("y", 21) | |
| .text('Unemployment Rate (%)'); | |
| }; | |
| </script> | |
| </body> |
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| State | Unemployment | |
|---|---|---|
| AL | 7.1 | |
| AK | 6.8 | |
| AZ | 8.1 | |
| AR | 7.2 | |
| CA | 10.1 | |
| CO | 7.7 | |
| CT | 8.4 | |
| DE | 7.1 | |
| FL | 8.2 | |
| GA | 8.8 | |
| HI | 5.4 | |
| ID | 6.6 | |
| IL | 8.8 | |
| IN | 8.4 | |
| IA | 5.1 | |
| KS | 5.6 | |
| KY | 8.1 | |
| LA | 5.9 | |
| ME | 7.2 | |
| MD | 6.8 | |
| MA | 6.7 | |
| MI | 9.1 | |
| MN | 5.6 | |
| MS | 9.1 | |
| MO | 6.7 | |
| MT | 5.8 | |
| NE | 3.9 | |
| NV | 10.3 | |
| NH | 5.7 | |
| NJ | 9.6 | |
| NM | 6.8 | |
| NY | 8.4 | |
| NC | 9.4 | |
| ND | 3.2 | |
| OH | 6.9 | |
| OK | 5.2 | |
| OR | 8.5 | |
| PA | 8 | |
| RI | 10.1 | |
| SC | 8.8 | |
| SD | 4.4 | |
| TN | 7.8 | |
| TX | 6.4 | |
| UT | 5.5 | |
| VT | 5 | |
| VA | 5.8 | |
| WA | 7.8 | |
| WV | 7.5 | |
| WI | 6.8 | |
| WY | 5.1 |
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| { | |
| "axes": [ | |
| { | |
| "scale": "x", | |
| "type": "x" | |
| }, | |
| { | |
| "scale": "y", | |
| "type": "y" | |
| } | |
| ], | |
| "data": [ | |
| { | |
| "name": "table", | |
| "values": [ | |
| { | |
| "x": 0, | |
| "y": 10 | |
| }, | |
| { | |
| "x": 1, | |
| "y": 20 | |
| }, | |
| { | |
| "x": 2, | |
| "y": 30 | |
| }, | |
| { | |
| "x": 3, | |
| "y": 40 | |
| }, | |
| { | |
| "x": 4, | |
| "y": 30 | |
| }, | |
| { | |
| "x": 5, | |
| "y": 20 | |
| }, | |
| { | |
| "x": 6, | |
| "y": 50 | |
| }, | |
| { | |
| "x": 7, | |
| "y": 60 | |
| } | |
| ] | |
| }, | |
| { | |
| "name": "x_label", | |
| "values": [ | |
| { | |
| "label": "Fake X Data" | |
| } | |
| ] | |
| }, | |
| { | |
| "name": "y_label", | |
| "values": [ | |
| { | |
| "label": "Fake Y Data" | |
| } | |
| ] | |
| } | |
| ], | |
| "height": 200, | |
| "marks": [ | |
| { | |
| "from": { | |
| "data": "table" | |
| }, | |
| "properties": { | |
| "enter": { | |
| "width": { | |
| "band": true, | |
| "offset": -1, | |
| "scale": "x" | |
| }, | |
| "x": { | |
| "field": "data.x", | |
| "scale": "x" | |
| }, | |
| "y": { | |
| "field": "data.y", | |
| "scale": "y" | |
| }, | |
| "y2": { | |
| "scale": "y", | |
| "value": 0 | |
| } | |
| }, | |
| "hover": { | |
| "fill": { | |
| "value": "#a63737" | |
| } | |
| }, | |
| "update": { | |
| "fill": { | |
| "value": "#2a3140" | |
| } | |
| } | |
| }, | |
| "type": "rect" | |
| }, | |
| { | |
| "from": { | |
| "data": "x_label" | |
| }, | |
| "name": "x_label", | |
| "properties": { | |
| "enter": { | |
| "align": { | |
| "value": "center" | |
| }, | |
| "baseline": { | |
| "value": "middle" | |
| }, | |
| "dy": { | |
| "value": 35 | |
| }, | |
| "fill": { | |
| "value": "#000" | |
| }, | |
| "font": { | |
| "value": "Helvetica Neue" | |
| }, | |
| "fontSize": { | |
| "value": 14 | |
| }, | |
| "text": { | |
| "field": "data.label" | |
| }, | |
| "x": { | |
| "value": 200.0 | |
| }, | |
| "y": { | |
| "value": 200 | |
| } | |
| } | |
| }, | |
| "type": "text" | |
| }, | |
| { | |
| "from": { | |
| "data": "y_label" | |
| }, | |
| "name": "y_label", | |
| "properties": { | |
| "enter": { | |
| "align": { | |
| "value": "center" | |
| }, | |
| "angle": { | |
| "value": -90 | |
| }, | |
| "baseline": { | |
| "value": "middle" | |
| }, | |
| "dy": { | |
| "value": -45 | |
| }, | |
| "fill": { | |
| "value": "#000" | |
| }, | |
| "font": { | |
| "value": "Helvetica Neue" | |
| }, | |
| "fontSize": { | |
| "value": 14 | |
| }, | |
| "text": { | |
| "field": "data.label" | |
| }, | |
| "x": { | |
| "value": 0 | |
| }, | |
| "y": { | |
| "value": 100.0 | |
| } | |
| } | |
| }, | |
| "type": "text" | |
| } | |
| ], | |
| "padding": { | |
| "bottom": 50, | |
| "left": 60, | |
| "right": 20, | |
| "top": 10 | |
| }, | |
| "scales": [ | |
| { | |
| "domain": { | |
| "data": "table", | |
| "field": "data.x" | |
| }, | |
| "name": "x", | |
| "range": "width", | |
| "type": "ordinal" | |
| }, | |
| { | |
| "domain": { | |
| "data": "table", | |
| "field": "data.y" | |
| }, | |
| "name": "y", | |
| "nice": true, | |
| "range": "height" | |
| } | |
| ], | |
| "viewport": null, | |
| "width": 400 | |
| } |
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