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<!DOCTYPE html> |
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<html> |
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<head> |
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<meta charset="utf-8"> |
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<title>D3 Map </title> |
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<style type="text/css"> |
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.cities{ |
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font-size:11px; |
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font-family: "Helvetica Neue"; |
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fill:black; |
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text-shadow: 0 1px 0 #fff, 1px 0 0 #fff, 0 -1px 0 #fff, -1px 0 0 #fff; |
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text-anchor: middle; |
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} |
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.base_map{ |
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fill:#c9cbcd; |
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opacity:0.5; |
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} |
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.squares{ |
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width:5px; |
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height:5px; |
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fill:black; |
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} |
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.enter{ |
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fill:#C74848; |
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opacity:0.6; |
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stroke:white; |
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stroke-width:0.5; |
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} |
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.exit{ |
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fill:#C74848; |
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opacity:0.6; |
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stroke:white; |
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stroke-width:0.5; |
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} |
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.year{ |
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font-size:28px; |
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font-weight: 600; |
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font-family: "Helvetica Neue"; |
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fill:#C74848; |
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opacity: 0.9; |
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margin-bottom: 50px; |
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} |
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.value{ |
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font-size:28px; |
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font-weight: 600; |
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font-family: "Helvetica Neue"; |
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fill:#C74848; |
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opacity: 0.9; |
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} |
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.label{ |
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font-size:15px; |
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font-weight: 400; |
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font-family: "Helvetica Neue"; |
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fill:black; |
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opacity: 0.7; |
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} |
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#adjust{ |
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padding-bottom: 30px; |
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} |
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@media (max-width: 600px) { |
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.year { |
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font-size: 18px; |
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} |
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.value { |
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font-size: 18px; |
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} |
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.label{ |
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font-size: 9.8px; |
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} |
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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="graphic"></div> |
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<div id="chart"></div> |
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<script src="http://d3js.org/d3.v3.min.js"></script> |
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<script src="http://d3js.org/topojson.v1.min.js"></script> |
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<script src="http://d3js.org/queue.v1.min.js"></script> |
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<script> |
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function drawGraphic(){ |
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d3.selectAll('svg').remove(); |
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// Set the dimensions of the canvas / graph |
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var windowWidth; |
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var scale; |
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var radius; |
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if(window.innerWidth > 620) { |
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windowWidth = 620; |
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scale = 2200; |
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height = 550; |
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radius = 4.5; |
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} else { |
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windowWidth = window.innerWidth; |
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scale = 1230; |
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height = 350; |
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radius = 2.5; |
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} |
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var margin = {top:40, right:3, bottom:0, left:3}, |
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width = windowWidth - margin.left - margin.right, |
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height = height; |
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var projection = d3.geo.mercator() |
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.scale(scale) |
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.translate([width / 2, height /2]) |
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.center([-100,31]); |
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var path = d3.geo.path() |
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.projection(projection); |
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var cities = [ |
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{ |
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'name' : 'Austin', |
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'location' : [30.2500,-97.7500], |
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'square': [30.1500,-97.7500] |
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}, |
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{ |
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'name' : 'Houston', |
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'location' : [29.7604,-95.3698], |
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'square': [29.6604,-95.3698] |
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}, |
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{ |
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"name" : "Dallas", |
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'location' : [32.7767,-96.7970], |
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'square': [32.6767,-96.7970] |
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}, |
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{ |
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'name' : 'San Antonio', |
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'location' : [29.4167,-98.5000], |
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'square': [29.3167,-98.5000] |
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}, |
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{ |
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'name' : 'El Paso', |
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'location' : [31.7903,-106.4233], |
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'square': [31.6903,-106.4233] |
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} |
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]; |
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var sum = [ |
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{ |
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'year' : '2010', |
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'value' : '22' |
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}, |
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{ |
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'year' : '2011', |
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'value' : '26' |
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}, |
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{ |
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'year' : '2012', |
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'value' : '47' |
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}, |
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{ |
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'year' : '2013', |
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'value' : '85' |
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}, |
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{ |
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'year' : '2014', |
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'value' : '136' |
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}, |
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{ |
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'year' : '2015', |
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'value' : '162' |
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} |
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]; |
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var timeBox; |
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var valueBox; |
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var svg = d3.select("#graphic") |
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.append("svg") |
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.attr("width", width) |
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.attr("height", height); |
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var labelBox = svg.append("text") |
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.attr("class","value") |
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.attr("x", width * 0.53) |
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.attr("y", height * 0.15) |
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.attr('class','label') |
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.text('Freestanding emergency rooms'); |
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var yearlabelBox = svg.append("text") |
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.attr("class","value") |
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.attr("x", width * 0.53) |
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.attr("y", height * 0.06) |
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.attr('class','label') |
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.text('Year') |
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queue() |
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.defer(d3.json, "tx.json") |
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.defer(d3.json, "emergency.json") |
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.await(ready); |
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function ready(error, baseMap, emergency) { |
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svg.selectAll("path") |
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.data(topojson.feature(baseMap, baseMap.objects.shape).features) |
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.enter() |
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.append("path") |
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.attr("d",path) |
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.attr("class","base_map"); |
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svg.selectAll(".cities") |
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.data(cities) |
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.enter() |
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.append("text") |
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.attr("x", function(d){ return projection([d.location[1], d.location[0]])[0]; } ) //projection([long, lat])[1] |
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.attr("y", function(d){ return projection([d.location[1], d.location[0]])[1]; }) |
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.text(function(d){return d.name;}) |
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.attr("class","cities"); |
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svg.selectAll(".squares") |
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.data(cities) |
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.enter() |
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.append("rect") |
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.attr("x", function(d){ return projection([d.square[1], d.square[0]])[0]; } ) //projection([long, lat])[1] |
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.attr("y", function(d){ return projection([d.square[1], d.square[0]])[1]; }) |
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.attr("class","squares"); |
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timeBox = svg.append("text") |
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.attr("class","year") |
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.attr("x", width * 0.53) |
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.attr("y", height * 0.11) |
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valueBox = svg.append("text") |
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.attr("class","value") |
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.attr("x", width * 0.53) |
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.attr("y", height * 0.20) |
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var yearArray = ['2010', '2011', '2012', '2013', '2014', '2015']; |
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var sumArray = ['22', '26', '47', '85', '136', '162']; |
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var yearArrayLength = yearArray.length; |
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var sumArrayLength = sumArray.length; |
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var currentIteration = 0; |
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var interval = setInterval(function() { |
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var year = yearArray[currentIteration]; |
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var value = sumArray[currentIteration]; |
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update(emergency, year, value); |
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currentIteration++; |
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if (currentIteration >= yearArrayLength) { |
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currentIteration = 0; |
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} |
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}, 1500); |
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}; |
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function update(emergency, year, value) { |
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// DATA JOIN |
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// Join new data with old elements, if any. |
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var test = svg.selectAll("circle") |
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.data(emergency.features.filter(function(d) { |
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return d.properties.year === year; |
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})); |
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// ENTER |
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// Create new elements as needed. |
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test.enter().append("circle") |
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.attr("cx",function(d) { return projection([d.geometry.coordinates[0], d.geometry.coordinates[1]])[0]; }) |
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.attr("cy",function(d) { return projection([d.geometry.coordinates[0], d.geometry.coordinates[1]])[1]; }) |
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.attr("r",0) |
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.transition() |
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.attr("class", "enter") |
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.duration(1000) |
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.attr("r",radius); |
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// EXIT |
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// Remove old elements as needed. |
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test.exit().attr('class', 'exit') |
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.attr("r",radius) |
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.transition() |
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.duration(1000) |
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.attr("r",0) |
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.remove(); |
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timeBox.text(year); |
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valueBox.text(value); |
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}; |
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}; |
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drawGraphic(); |
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</script> |
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</body> |
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</html> |