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<html> |
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<head> |
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<meta charset="utf-8"> |
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<link rel="stylesheet" href="http://cdn.leafletjs.com/leaflet-0.7/leaflet.css"/> |
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<script src="http://d3js.org/d3.v3.min.js"></script> |
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<script src="http://cdn.leafletjs.com/leaflet-0.7/leaflet.js"> </script> |
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<style> |
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#map { |
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width: 100%; |
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height: 100%; |
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} |
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.hidden { |
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display: none; |
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} |
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div.tooltip { |
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color: #222; |
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background-color: #fff; |
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padding: .5em; |
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text-shadow: #f5f5f5 0 1px 0; |
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border-radius: 2px; |
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opacity: 0.9; |
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position: absolute; |
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} |
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</style> |
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</head> |
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<body> |
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<div id="map"> |
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<script> |
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//fond de carte center lyon |
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var map = L.map('map').setView([45.750000, 4.850000], 13); |
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L.tileLayer('http://{s}.tile.openstreetmap.se/hydda/full/{z}/{x}/{y}.png', |
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{attribution: 'Tiles courtesy of <a href="http://openstreetmap.se/" target="_blank">OpenStreetMap Sweden</a> — Map data © <a href="http://www.openstreetmap.org/copyright">OpenStreetMap</a>' |
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}).addTo(map); |
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var svg = d3.select(map.getPanes().overlayPane).append("svg"); |
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var g = svg.append("g").attr("class", "leaflet-zoom-hide"); |
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var tooltip = d3.select('body').append('div') |
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.attr('class', 'hidden tooltip'); |
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//cree les point station + charge info box |
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d3.json("stations30.json", function(error, collection2) { |
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if (error) throw error; |
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var transform2 = d3.geo.transform({point: projectPoint2}), |
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//path2=d3.geo.path().projection(transform2); |
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//path2=d3.geo.path().projection(transform2).pointRadius(5); |
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path2=d3.geo.path().projection(transform2).pointRadius( |
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function(d){return (d.properties.bike_stands/ 3).toString();}); |
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var feature2 = g.selectAll("path") |
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.data(collection2.features) |
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.enter() |
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.append("path") |
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.style("fill", "#ff0505") |
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.style({'stroke' : 'green', 'stroke-width': function(d) |
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{return (d.properties.available_bike_stands/3).toString();} |
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}) |
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/*.style({'stroke-dasharray': function(d) { |
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return d.properties.bike_stands.toString();} function(d) { |
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return d.properties.available_bikes.toString();}})*/ |
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// |
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.classed("stationsVelo", true) |
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.attr("id", function(d) { |
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return "id_" + d.properties.number; |
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}) |
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.attr("nb_stands", function(d) { |
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return "id_" + d.properties.bike_stands; |
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}) |
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.on('mousemove', function(d) { |
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var mouse = d3.mouse(svg.node()).map(function(d) { |
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return parseInt(d);}); |
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tooltip.classed('hidden', false) |
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.attr('style', 'left:' + (mouse[0] - 300) + 'px; top:' + (mouse[1] - 300) + 'px') |
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.html("Station : " +d.properties.name + "<br>Nombre de place : " +"<br> -Total: "+ d.properties.bike_stands + "<br> -Libre: " + d.properties.available_bike_stands+"<br>Vélo disponible : "+d.properties.available_bikes); |
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}) |
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.on('mouseout', function() {tooltip.classed('hidden', true);}) |
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; |
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map.on("viewreset", update); |
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update(); |
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/**/ |
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// Reposition the SVG to cover the features. |
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function update() { |
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var bounds2 = path2.bounds(collection2), |
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topLeft2 = bounds2[0], |
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bottomRight2 = bounds2[1]; |
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svg .attr("width", bottomRight2[0] - topLeft2[0]) |
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.attr("height", bottomRight2[1] - topLeft2[1]) |
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.style("left", topLeft2[0] + "px") |
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.style("top", topLeft2[1] + "px"); |
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g.attr("transform", "translate(" + (-topLeft2[0]) + "," + (-topLeft2[1]) + ")"); |
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feature2.attr("d", path2); |
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} |
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// Use Leaflet to implement a D3 geometric transformation. |
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function projectPoint2(x, y) { |
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var point = map.latLngToLayerPoint(new L.LatLng(y, x)); |
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this.stream.point(point.x, point.y);2 |
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} |
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}); |
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/**/ |
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</script> |
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</body> |
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</html> |
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