Created
January 26, 2014 16:17
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| <!DOCTYPE html> | |
| <meta charset="utf-8"> | |
| <head> | |
| </head> | |
| <body> | |
| <script src='http://d3js.org/d3.v3.js'></script> | |
| <script src='http://d3js.org/topojson.v1.js'></script> | |
| <script src='http://d3js.org/queue.v1.js'></script> | |
| <script src='http://d3js.org/colorbrewer.v1.js'></script> | |
| <script> | |
| var width = 960, height = 500 | |
| var ext_color_domain = [0, 50, 150, 350, 750, 1500] | |
| var color_domain = ext_color_domain.slice(1) | |
| var color = d3.scale.threshold() | |
| .range(colorbrewer['Reds'][6]) | |
| .domain(color_domain) | |
| queue() | |
| .defer(d3.json, 'http://nemetz.devg.ru/d3/russia_1e-7sr.json') | |
| .defer(d3.csv, 'http://nemetz.devg.ru/d3/Accidents.csv') | |
| .await(ready) | |
| function drawMap(svg, map, rateById, projection) { | |
| var path = d3.geo.path().projection(projection) | |
| svg.append('g') | |
| .attr('class', 'region') | |
| .selectAll('path') | |
| .data(topojson.feature(map, map.objects.russia).features) | |
| .enter().append('path') | |
| .attr('d', path) | |
| .style('fill', function (d) { return color(rateById[d.properties.region]) }) | |
| .style('stroke', 'red') | |
| .style('stroke-width', function(d) { | |
| var quant=+d.CarAccidents | |
| return (quant/400) | |
| }) | |
| .style('opacity', 0.7) | |
| .on('mouseover', function(d,i){ | |
| d3.select(this) | |
| .transition() | |
| .style('opacity', 1) | |
| }) | |
| .on('mouseout', function(d,i){ | |
| d3.select(this) | |
| .transition() | |
| .style('opacity', 0.7) | |
| }) | |
| } | |
| function ready(error, map, data) { | |
| var svg = d3.select('body').append('svg') | |
| .attr('width', width) | |
| .attr('height', height) | |
| .style('margin', '10px auto') | |
| var projection = d3.geo.conicEqualArea() | |
| .rotate([-105, 0]) | |
| .center([-10, 65]) | |
| .parallels([52, 64]) | |
| .scale(700) | |
| .translate([width * 0.5, height * 0.5]) | |
| var rateById = {} | |
| data.forEach(function (d) { rateById[d.RegionCode] = +d.Deaths }) | |
| drawMap(svg, map, rateById, projection) | |
| } | |
| </script> |
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