Created
March 5, 2017 11:37
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| <!DOCTYPE html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="utf-8"> | |
| <script src="https://d3js.org/d3.v3.min.js"></script> | |
| <style type="text/css"> | |
| path:hover { | |
| fill-opacity: .7; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <script type="text/javascript"> | |
| var width = 960; | |
| var height = 500; | |
| var margins = { left: 0, top: 100, right: 210, bottom: 300 }; | |
| var projection = d3.geo.mercator().center([105,38]) | |
| .translate([width/2, height/2]) | |
| .scale([600]); | |
| var path = d3.geo.path() | |
| .projection(projection); | |
| var color = d3.scale.linear() | |
| .range(["#00fe80","#0005fd"]); | |
| color.domain([23,1191]); | |
| var svg = d3.select("body") | |
| .append("svg") | |
| .attr("width", width+margins.right) | |
| .attr("height", height+margins.top+margins.bottom); | |
| var gradient = svg.append('defs') | |
| .append('linearGradient') | |
| .attr('id', 'gradient') | |
| .attr('x1', '0%') | |
| .attr('y1', '0%') | |
| .attr('x2', '0%') | |
| .attr('y2', '100%') | |
| .attr('spreadMethod', 'pad'); | |
| gradient.append('stop') | |
| .attr('offset', '0%') | |
| .attr('stop-color', '#0005fd') | |
| .attr('stop-opacity', 1); | |
| gradient.append('stop') | |
| .attr('offset', '100%') | |
| .attr('stop-color', '#00fe80') | |
| .attr('stop-opacity', 1); | |
| svg.append('rect') | |
| .attr('width', 30) | |
| .attr('height', (502)) | |
| .attr('transform', 'translate(' + (margins.left+830) + ',' + (margins.top) + ')') | |
| .style('fill','url(#gradient)'); | |
| var scale = d3.scale.linear() | |
| .domain([1191, 23]).nice() | |
| .range([0, 500]); | |
| var axis = d3.svg.axis().scale(scale).orient("right"); | |
| var axisNodes = svg.append('g') | |
| .attr('transform', 'translate(' + (margins.left+865) + ',' + (margins.top) + ')') | |
| .call(axis); | |
| styleAxisNodes(axisNodes); | |
| svg.append('text') | |
| .text('Oil Industry in China 2017') | |
| .attr('font-size','48px') | |
| .attr('transform', 'translate(' + 30 + ',' +90 + ')') | |
| .attr('font-family','Play'); | |
| d3.json("china_vehicles.json", function(error, json) { | |
| svg.selectAll("path") | |
| .data(json.features) | |
| .enter() | |
| .append("path") | |
| .attr('class','topo_region') | |
| .attr("d", path) | |
| .attr('transform', 'translate(' + margins.left + ',' + margins.top + ')') | |
| .style("stroke", "#fff") | |
| .style("stroke-linejoin","round") | |
| .style("stroke-width", "1.5") | |
| .style("fill", function(d) { | |
| return color(d.properties.vehicles) | |
| }); | |
| }); | |
| function styleAxisNodes(axisNodes) { | |
| axisNodes.selectAll('.domain') | |
| .attr({ | |
| fill: 'none', | |
| 'stroke-width': 2, | |
| stroke: 'black' | |
| }); | |
| axisNodes.selectAll('.tick line') | |
| .attr({ | |
| fill: 'none', | |
| 'stroke-width': 2, | |
| stroke: 'black' | |
| }); | |
| axisNodes.selectAll("text") | |
| .attr({ | |
| fill: 'black', | |
| 'font-family': 'play' | |
| }); | |
| } | |
| </script> | |
| </body> | |
| </html> |
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