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| <!DOCTYPE html> | |
| <meta charset="utf-8"> | |
| <style> | |
| body { | |
| text-align: center; | |
| } | |
| .state { | |
| fill: none; | |
| } | |
| .container { | |
| position: relative; | |
| } | |
| .interstate { | |
| fill: none; | |
| stroke: white; | |
| stroke-width: .2; | |
| stroke-linejoin: round; | |
| } | |
| .tooltip { | |
| background-color: rgba(255, 255, 255, 0.9); | |
| border: 1px solid #ddd; | |
| box-shadow: 1px 1px 1px #ddd; | |
| font-family: Arial, sans-serif; | |
| font-size: 12px; | |
| min-width: 120px; | |
| padding: 4px; | |
| position: absolute; | |
| text-align: center; | |
| } | |
| .tooltip-name { | |
| color: #333; | |
| text-align: right; | |
| width: 35%; | |
| padding: 3px; | |
| font-weight: bold; | |
| } | |
| .tooltip-value { | |
| color: #333; | |
| text-align: left; | |
| width: 65%; | |
| padding: 2px; | |
| } | |
| #legend { | |
| padding: 1.5em 0 0 1.5em; | |
| text-align: center; | |
| } | |
| .key { | |
| border-top-width: 15px; | |
| border-top-style: solid; | |
| font-size: .75em; | |
| width: 10%; | |
| padding-left: 0; | |
| padding-right: 0; | |
| display: inline; | |
| } | |
| .list-inline { | |
| margin-top: 15px; | |
| } | |
| .list-inline > li { | |
| padding-left: 7px; | |
| padding-right: 7px; | |
| } | |
| </style> | |
| <body> | |
| <script src="http://d3js.org/d3.v3.min.js"></script> | |
| <script src="http://d3js.org/d3.geo.tile.v0.min.js"></script> | |
| <script src="http://d3js.org/topojson.v1.min.js"></script> | |
| <script src="http://d3js.org/colorbrewer.v1.min.js"></script> | |
| <script> | |
| var width = 580, | |
| height = 650; | |
| var projection = d3.geo.mercator() | |
| .center([93.0, 25.0]) | |
| .scale(1100); | |
| var path = d3.geo.path() | |
| .projection(projection); | |
| var container = d3.select("body").append("div").attr("class", "container").style("width", "580px"); | |
| var svg = container.append("svg") | |
| .attr("width", width) | |
| .attr("height", height); | |
| var legend = container.append("div") | |
| .attr("id", "legend") | |
| .text("Value legend").append('ul').attr('class', 'list-inline'); | |
| var tooltip = container.append("div") | |
| .attr("class", "tooltip") | |
| .html('') | |
| .style("opacity", 0.95) | |
| .style('display', 'none') | |
| .style("left", (width - 270) + "px") | |
| .style("top", (height / 7) + "px"); | |
| var color_scale = d3.scale.quantize().range(colorbrewer.Blues[7]); | |
| d3.json("india.json", function (error, topology) { | |
| color_scale.domain(d3.extent(topology.objects.IND_adm3.geometries, function (d) { | |
| return d.properties.value | |
| })); | |
| var keys = legend.html("").selectAll('li') | |
| .data(color_scale.range()).enter() | |
| .append('li') | |
| .attr('class', 'key') | |
| .style('border-top-color', String) | |
| .text(function (d) { | |
| var r = color_scale.invertExtent(d); | |
| return d3.round(r[0]); | |
| }); | |
| svg.append("g").selectAll("path") | |
| .data(topojson.feature(topology, topology.objects.IND_adm3).features) | |
| .enter().append("path") | |
| .attr("d", path) | |
| .style('fill', function (d) { | |
| return color_scale(d.properties.value) | |
| }) | |
| .attr("class", "state") | |
| .on("mouseover", function (d) { | |
| d3.select(this).style('stroke-width', 1.5).style('stroke', 'black'); | |
| var table = tooltip.style("display", "block").append("div").attr('class', 'tooltip_table'); | |
| var row_1 = table.append("tr"); | |
| row_1.append("td").attr("class", "tooltip-name").text("District:"); | |
| row_1.append("td").attr("class", "tooltip-value").text(d.properties.name_2); | |
| var row_2 = table.append("tr"); | |
| row_2.append("td").attr("class", "tooltip-name").text("Town:"); | |
| row_2.append("td").attr("class", "tooltip-value").text(d.properties.name_3); | |
| var row_3 = table.append("tr"); | |
| row_3.append("td").attr("class", "tooltip-name").text("Value:"); | |
| row_3.append("td").attr("class", "tooltip-value").text(d.properties.value); | |
| }) | |
| .on("mouseout", function (d) { | |
| d3.select(this).style('stroke-width', .1).style('stroke', 'white'); | |
| tooltip.style("display", "none").html(""); | |
| }); | |
| svg.append("path") | |
| .datum(topojson.mesh(topology, topology.objects.IND_adm3, function (a, b) { | |
| return a !== b; | |
| })) | |
| .attr("class", "interstate") | |
| .attr("d", path); | |
| }); | |
| </script> |
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