User can see where all Meteorites landed on a world map. User can tell the relative size of the meteorite, just by looking at the way it's represented on the map. User can mouseover the meteorite's data point for additional data. User can mouseover the country region for country name.
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Meteorite Strke Data Across the Globe
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| <div class="container-fluid nopadding"> | |
| <nav class="navbar navbar-inverse navbar-fixed-top topnav" role="navigation"> | |
| <div class="navbar-header"> | |
| <button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#toggle-nav" aria-expanded="false"> | |
| <span class="sr-only">Toggle navigation</span> | |
| <span class="icon-bar"></span> | |
| <span class="icon-bar"></span> | |
| <span class="icon-bar"></span> | |
| </button> | |
| <a class="navbar-brand font-effect-neon" target=_blank href="http://codepen.io/rfprod"><span class="glyphicon glyphicon-wrench"></span> RFProd</a> | |
| </div> | |
| <div class="collapse navbar-collapse" id="toggle-nav"> | |
| <div class="container-fluid"> | |
| <ul class="nav navbar-nav navbar-right font-effect-emboss"> | |
| <li class="nav-tabs"><a href="#approot"><span class="glyphicon glyphicon-stats"></span> Meteorite Strike Data Across the Globe</a></li> | |
| <li class="nav-tabs"><a href="https://gist.github.com/rfprod/1c86e2b03558b5e1961a" target=_blank><span class="glyphicon glyphicon-download-alt" ></span> GIST</a></li> | |
| </ul> | |
| </div> | |
| </div> | |
| </nav> | |
| <a name="approot"></a> | |
| <div class="home sect"> | |
| <div class="container-fluid"> | |
| <div class="col-xs-12 col-sm-12 col-md-12 col-lg-12"> | |
| <h2 class="hidden-md hidden-lg hidden-xl"><span class="glyphicon glyphicon-stats"></span> Meteorite Strike Data Across the Globe</h2> | |
| <div id="output"> | |
| Output | |
| </div> | |
| <span class="credits">info <a href="https://d3js.org/" target=_blank>D3.js</a> | <a href="https://data.nasa.gov/resource/y77d-th95.json" target=_blank>data</a> <br/>licence <a href="http://www.gnu.org/licenses/gpl-3.0.en.html" target=_blank>GPL 3.0</a></span> | |
| </div> | |
| </div> | |
| </div> | |
| </div> |
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| $(document).on('ready',function(){ | |
| (function (){ | |
| var UserInstructionsAndGDPChart = React.createClass({ | |
| render: function(){ | |
| return ( | |
| <span> | |
| <p id="user-instructions">Meteorite strike data visualization using D3.js.</p> | |
| <div id="map"></div> | |
| </span> | |
| ); | |
| } | |
| }); | |
| ReactDOM.render(<UserInstructionsAndGDPChart />,document.getElementById('output')); | |
| var chartContainerObj = d3.select('#map'); | |
| d3.json('https://raw.githubusercontent.com/FreeCodeCamp/ProjectReferenceData/master/meteorite-strike-data.json', function(err,meteorJson){ | |
| if (err) console.log('error: '+err); | |
| console.log('meteorite-strike-data.json loaded'); | |
| var meteorFeatures = meteorJson.features; | |
| /* commented section is for debugging purposes only | |
| for (var i=0;i<meteorFeatures.length;i++){ | |
| var meteorDataObj = meteorFeatures[i]; | |
| meteorDataObj.geometry != null ? | |
| console.log(meteorDataObj.geometry.type+' / '+meteorDataObj.geometry.coordinates[0]+' - '+meteorDataObj.geometry.coordinates[1]) | |
| : console.log('no geometry data'); | |
| var meteorProps = meteorDataObj.properties; | |
| console.log(meteorProps.id+' | '+meteorProps.name+' | '+meteorProps.fall+' | '+meteorProps.mass+' | '+meteorProps.recclass+' | '+meteorProps.reclat+' | '+meteorProps.reclong+' | '+meteorProps.year); | |
| } | |
| */ | |
| d3.json('https://raw.githubusercontent.com/hiebj/world-topo/master/world-topo-min.json', function(err,mapJson){ | |
| if (err) console.log('error: '+err); | |
| console.log('world-topo-min.json loaded'); | |
| var div = d3.select("body").append("div").attr("class", "tooltip").style("opacity", 0); | |
| var tooltip = d3.select('.tooltip'); | |
| var xCursorPosition = 0, yCursorPosition = 0; | |
| var width = $('#map').width()-20, height = 400; | |
| var restHeight = $(window).height() - $('nav').height()*2 - $('.home').find('h2').height() - $('#user-instructions').height() - $('.credits').height()*2; | |
| height = restHeight; | |
| // add meteorites data | |
| function addpoint(lat,lon,text) { | |
| var gpoint = g.append("g").attr("class", "gpoint"); | |
| var x = projection([lat,lon])[0]; | |
| var y = projection([lat,lon])[1]; | |
| gpoint.append("svg:circle") | |
| .attr("cx", x) | |
| .attr("cy", y) | |
| .attr("class","point") | |
| .attr("r", 1.5); | |
| if(text.length>0){ | |
| gpoint.append("text") | |
| .attr("x", x+2) | |
| .attr("y", y+2) | |
| .attr("class","text") | |
| .text(text); | |
| } | |
| } | |
| // zooming START | |
| function move() { | |
| var t = d3.event.translate; | |
| var s = d3.event.scale; | |
| var zscale = s; | |
| var h = height/4; | |
| t[0] = Math.min((width/height) * (s - 1),Math.max(width * (1 - s), t[0])); | |
| t[1] = Math.min(h * (s - 1) + h * s,Math.max(height * (1 - s) - h * s, t[1])); | |
| zoom.translate(t); | |
| d3.selectAll("path").attr("transform", "translate(" + t + ")scale(" + s + ")"); | |
| d3.selectAll("circle").attr("transform", "translate(" + t + ")scale(" + s + ")"); | |
| } | |
| var zoom = d3.behavior.zoom() | |
| .scaleExtent([1, 15]) | |
| .on("zoom", move); | |
| // zooming END | |
| chartContainerObj.append('svg').call(zoom).attr('class','chart'); | |
| //chartContainerObj.append('svg').attr('class','chart'); // without zoom | |
| var chartObj = d3.select('.chart').attr("width", width).attr("height", height); | |
| var projection = d3.geo.kavrayskiy7().scale(d3.min([$('.chart').height()/320,$('.chart').width()/640])*100).translate([width/2,height/2]), | |
| color = d3.scale.category20(), | |
| graticule = d3.geo.graticule(); | |
| var path = d3.geo.path().projection(projection); | |
| chartObj.append('path') | |
| .datum(graticule) | |
| .attr('class','graticule') | |
| .attr('d',path); | |
| chartObj.append('path') | |
| .datum(graticule.outline) | |
| .attr('class','graticule outline') | |
| .attr('d',path); | |
| var countries = topojson.feature(mapJson,mapJson.objects.countries).features, | |
| neighbours = topojson.neighbors(mapJson.objects.countries.geometries); | |
| chartObj.selectAll('.country') | |
| .data(countries).enter() | |
| .append('path','.graticule') | |
| .attr('class','country') | |
| .attr('d',path) | |
| .style('fill',function(val,i){ | |
| return color(val.color = d3.max(neighbours[i], function(n){return countries[n].color;})+1|0); | |
| }) | |
| .on("mouseover", function(){ | |
| document.onmousemove = function(e){ | |
| xCursorPosition = e.pageX; | |
| yCursorPosition = e.pageY; | |
| } | |
| d3.select(this).transition() | |
| .duration(100) | |
| .style("opacity", .3); | |
| div.transition() | |
| .duration(100) | |
| .style("opacity", .9); | |
| }) | |
| .on("mousemove", function(val){ | |
| tooltip.style("left",xCursorPosition+30+"px"); | |
| tooltip.style("top",yCursorPosition-30+"px"); | |
| tooltip.html(val.properties.name); | |
| }) | |
| .on("mouseout", function(){ | |
| document.onmousemove = null; | |
| d3.select(this).transition() | |
| .duration(400) | |
| .style("opacity", 1); | |
| div.transition() | |
| .duration(400) | |
| .style("opacity", 0); | |
| }); | |
| chartObj.selectAll('circle') | |
| .data(meteorJson.features).enter() | |
| .append('circle') | |
| .attr('class', function(val,i){return 'meteor '+i;}) | |
| .attr('cx', function(val){return projection([val.properties.reclong, val.properties.reclat])[0];}) | |
| .attr('cy', function(val){return projection([val.properties.reclong, val.properties.reclat])[1];}) | |
| .attr('r', function(val){ | |
| var radius = 0; | |
| if (val.properties.mass != null){ | |
| var ceiledString = Math.ceil(val.properties.mass).toString(); | |
| var k = ceiledString.length; | |
| return (k-2)*0.5; | |
| }else return 0.5; | |
| }) | |
| .style('fill', 'red') | |
| .style('fill-opacity', 0.5) | |
| .style('stroke', 'black') | |
| .style('stroke-width', 0.1) | |
| .on("mouseover", function(){ | |
| document.onmousemove = function(e){ | |
| xCursorPosition = e.pageX; | |
| yCursorPosition = e.pageY; | |
| } | |
| d3.select(this).transition() | |
| .duration(100) | |
| .style("opacity", .3); | |
| div.transition() | |
| .duration(100) | |
| .style("opacity", .9); | |
| }) | |
| .on("mousemove", function(){ | |
| tooltip.style("left",xCursorPosition+30+"px"); | |
| tooltip.style("top",yCursorPosition-30+"px"); | |
| var index = d3.select(this).attr('class').substr(7,d3.select(this).attr('class').length-1); | |
| var dataObj = meteorFeatures[index].properties; | |
| tooltip.html('Id: '+dataObj.id+'<br>Name: '+dataObj.name+'<br>Fall: '+dataObj.fall+'<br>Mass: '+dataObj.mass+'<br>Class: '+dataObj.recclass+'<br>Latitude: '+dataObj.reclat+'<br>Longitude: '+dataObj.reclong+'<br>Year: '+dataObj.year); | |
| }) | |
| .on("mouseout", function(){ | |
| document.onmousemove = null; | |
| d3.select(this).transition() | |
| .duration(400) | |
| .style("opacity", 1); | |
| div.transition() | |
| .duration(400) | |
| .style("opacity", 0); | |
| }); | |
| }); | |
| }); | |
| })(); | |
| }); |
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| <script src="//cdnjs.cloudflare.com/ajax/libs/jquery/2.1.3/jquery.min.js"></script> | |
| <script src="//cdnjs.cloudflare.com/ajax/libs/react/0.14.7/react.min.js"></script> | |
| <script src="//cdnjs.cloudflare.com/ajax/libs/react/0.14.7/react-dom.js"></script> | |
| <script src="//maxcdn.bootstrapcdn.com/bootstrap/3.3.5/js/bootstrap.min.js"></script> | |
| <script src="https://d3js.org/d3.v3.min.js"></script> | |
| <script src="https://d3js.org/d3.geo.projection.v0.min.js"></script> | |
| <script src="https://d3js.org/topojson.v1.min.js"></script> | |
| <script src="https://datamaps.github.io/scripts/datamaps.world.min.js?v=1"></script> |
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| $black: #000000 | |
| $white: #ffffff | |
| $grey: #bfbfbf | |
| $blue: #3366cc | |
| $green: #33cc33 | |
| $darkblue1: #000066 | |
| $darkblue2: #0000ff | |
| $lightyellow: #ffff99 | |
| $yellow: #ffff00 | |
| $orange: #ff6600 | |
| $red: #ff3300 | |
| body | |
| color: $black | |
| font-family: 'Play', sans-serif | |
| font-size: 2.2em | |
| overflow-x:hidden | |
| .tooltip | |
| position: absolute | |
| text-align: center | |
| width: auto !important | |
| height: auto !important | |
| padding: 2px | |
| font: 12px sans-serif | |
| background: lightsteelblue | |
| border: 0px | |
| border-radius: 8px | |
| pointer-events: none | |
| .nopadding | |
| padding: 0 | |
| .navbar-brand | |
| font-size: 1em | |
| .home | |
| min-height: 92vh | |
| height: auto !important | |
| .sect | |
| padding-top: 8vh | |
| .githublogo | |
| height: 1em | |
| h2 | |
| text-align: center | |
| font-weight: bold | |
| #output | |
| text-align: center | |
| width: 100% | |
| height: auto !important | |
| #user-instructions | |
| text-align: center | |
| font-size: 0.75em | |
| margin-top: 1em | |
| #map | |
| display: block | |
| background-color: $grey | |
| padding-top: 1em | |
| padding-left: 1em | |
| .chart | |
| width: 97% | |
| .country | |
| fill: #ccc | |
| stroke: #fff | |
| stroke-width: 0.25px | |
| stroke-linejoin: round | |
| .graticule | |
| fill: none | |
| stroke: #000 | |
| stroke-opacity: 0.3 | |
| stroke-width: 0.5px | |
| .graticule.outline | |
| stroke: #333 | |
| stroke-opacity: 1 | |
| stroke-width: 1.5px | |
| .hidden | |
| display: none | |
| a | |
| text-decoration: none | |
| .credits | |
| display: block | |
| text-align: center | |
| font-size: 0.75em | |
| a:hover | |
| text-decoration: none |
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| <link href="//maxcdn.bootstrapcdn.com/bootstrap/3.3.5/css/bootstrap.min.css" rel="stylesheet" /> | |
| <link href="//cdnjs.cloudflare.com/ajax/libs/animate.css/3.2.3/animate.min.css" rel="stylesheet" /> | |
| <link href="https://fonts.googleapis.com/css?family=Play&effect=neon" rel="stylesheet" /> |
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