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| license: mit |
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| <html> | |
| <meta charset="utf-8"> | |
| <style> | |
| body { | |
| width: 960px; | |
| margin: 0 auto; | |
| } | |
| .map { | |
| width: 100%; | |
| height: 400px; | |
| } | |
| path { | |
| fill: none; | |
| stroke: #000; | |
| stroke-linejoin: round; | |
| stroke-linecap: round; | |
| } | |
| .major_road { stroke: #776; } | |
| .minor_road { stroke: #ccb; } | |
| .highway { stroke: #666; stroke-width: 1.5px; } | |
| .rail { stroke: #999; } | |
| .water, .ocean, .riverbank { | |
| fill: #C7DBFF; | |
| stroke: none; | |
| } | |
| .tick line { | |
| stroke: black; | |
| } | |
| .tick text { | |
| font-size: 10px; | |
| } | |
| </style> | |
| <body> | |
| <div class="map"></div> | |
| <div class="controls"></div> | |
| </body> | |
| <script src="http://d3js.org/d3.v3.min.js"></script> | |
| <script src="http://d3js.org/d3.geo.tile.v0.min.js"></script> | |
| <script> | |
| /* | |
| Map | |
| */ | |
| var width = 960, | |
| height = 500; | |
| var tiler = d3.geo.tile() | |
| .size([width, height]); | |
| var center = [-71.07, 42.355]; | |
| var projection = d3.geo.mercator() | |
| .center(center) | |
| .scale((1 << 22) / 2 / Math.PI) | |
| .translate([width / 2, height / 2]); | |
| var path = d3.geo.path() | |
| .projection(projection); | |
| var w = d3.select('.map').style('width').replace('px',''), | |
| h = d3.select('.map').style('height').replace('px',''); | |
| var svg = d3.selectAll('.map').append('svg') | |
| .attr('width', w) | |
| .attr('height', h); | |
| svg.selectAll('g') | |
| .data(tiler | |
| .scale(projection.scale() * 2 * Math.PI) | |
| .translate(projection([0, 0]))) | |
| .enter().append('g') | |
| .each(function(d) { | |
| var g = d3.select(this); | |
| // d3.json('http://' + ['a', 'b', 'c'][(d[0] * 31 + d[1]) % 3] + '.tile.openstreetmap.us/vectiles-water-areas/' + d[2] + '/' + d[0] + '/' + d[1] + '.json', function(error, json) { | |
| d3.json('http://' + ['a', 'b', 'c'][(d[0] * 31 + d[1]) % 3] + '.tile.openstreetmap.us/vectiles-all/' + d[2] + '/' + d[0] + '/' + d[1] + '.json', function(error, json) { | |
| }); | |
| }); | |
| // Features | |
| d3.json('points.json', function(err, raw) { | |
| // Add dummy data for force, angle, quality | |
| var data = raw; | |
| data.features.forEach(function(p) { | |
| p.angle = Math.floor(Math.random() * 360) + 1; | |
| p.force = Math.floor(Math.random() * 10) + 1; | |
| p.quality = Math.floor(Math.random() * 10) + 1; | |
| }); | |
| d3.selectAll('svg') | |
| .selectAll('.sensor') | |
| .data(data.points) | |
| .enter() | |
| .append('g') | |
| .attr('class', function(d, i) {return 'sensor ' + i;}) | |
| .attr('transform', function(d) {return 'translate(' + projection(d.coordinates)[0] + ',' + projection(d.coordinates)[1] + ')';}); | |
| var colors = { | |
| worst: '#fee6ce', | |
| middle: '#fdae6b', | |
| best: '#e6550d' | |
| }; | |
| /* | |
| Bubbles + slider | |
| */ | |
| var line = d3.svg.line(), | |
| x = function(d) {return d.force*5 * Math.cos(d.angle * (Math.PI/180));}, | |
| y = function(d) {return d.force*5 * Math.sin(d.angle * (Math.PI/180));}; | |
| var wind = d3.selectAll('.sensor') | |
| .append('circle') | |
| .attr('class', 'area') | |
| .attr('r', function(d) {return d.force * 2;}) | |
| .style('fill', function(d) { | |
| return d.quality < 4 ? colors.worst : (d.quality < 8 ? colors.middle : colors.best); | |
| }) | |
| .style('opacity', 0.8) | |
| ; | |
| var parse = d3.time.format("%X %x").parse, | |
| formatter = d3.time.format('%I %p'); | |
| var domain = ['1992', '2017'], | |
| xScale = d3.time.scale() | |
| .domain([parse(domain[0]), parse(domain[1])]) | |
| .range([0, 500]) | |
| .clamp(true), | |
| xAxis = d3.svg.axis().scale(xScale) | |
| .tickFormat(function(d) { | |
| var t = formatter(d); | |
| return t.charAt(0) == '0' ? t.substring(1) : t; | |
| }); | |
| var g = d3.select('.controls').append('svg').append("g") | |
| .attr("transform", "translate(30,40)"); | |
| g.append('g').attr('class', 'x axis').call(xAxis); | |
| var brush = d3.svg.brush() | |
| .x(xScale) | |
| .extent([0, 0]) | |
| .on("brush", brushed) | |
| ; | |
| var height = 40; | |
| var slider = g.append("g") | |
| .attr("class", "slider") | |
| .attr('transform', 'translate(0,'+(-height/2)+')') | |
| .call(brush); | |
| slider.selectAll(".extent,.resize") | |
| .remove(); | |
| slider.select(".background") | |
| .attr("height", height); | |
| var handle = slider.append("circle") | |
| .attr("class", "handle") | |
| .attr("transform", "translate(0," + height / 2 + ")") | |
| .attr("r", 5); | |
| slider.on('mousemove', function() { | |
| var value = xScale.invert(d3.mouse(this)[0]), | |
| nearestHour = d3.time.hour.round(value); | |
| brush.extent([nearestHour, nearestHour]); | |
| brushed(); | |
| }); | |
| var lastHour; | |
| function brushed() { | |
| var nearestHour = d3.time.hour.round(brush.extent()[0]); | |
| brush.extent([nearestHour, nearestHour]); | |
| if (+nearestHour !== +lastHour) { | |
| lastHour = nearestHour; | |
| handle.attr("cx", xScale(nearestHour)); | |
| d3.selectAll('.map circle').attr('r', function(d) {return d.force*Math.random()*4;}); | |
| } | |
| } | |
| }); | |
| </script> | |
| </html> |
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