Created
December 30, 2012 17:46
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Satellite Projection and Parallel Coordinates
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta http-equiv="Content-Type" content="text/html;charset=utf-8"/> | |
| <title>Route Probability Exploration with Parallel Coordinates</title> | |
| <style type="text/css"> | |
| svg { | |
| font: 10px sans-serif; | |
| } | |
| path { | |
| stroke-linejoin: round; | |
| stroke-linecap: round; | |
| } | |
| .routes { | |
| stroke-dasharray: 4, 7, 3, 8; | |
| stroke-width: 2.5; | |
| } | |
| .background path { | |
| fill: none; | |
| stroke: #ccc; | |
| stroke-opacity: .4; | |
| shape-rendering: crispEdges; | |
| } | |
| .foreground path { | |
| fill: none; | |
| stroke: #e04242; | |
| stroke-opacity: .5; | |
| stroke-width: 2; | |
| } | |
| .brush .extent { | |
| fill-opacity: .3; | |
| stroke: #fff; | |
| shape-rendering: crispEdges; | |
| } | |
| .axis line, .axis path { | |
| fill: none; | |
| stroke: #000; | |
| shape-rendering: crispEdges; | |
| } | |
| .axis text { | |
| text-shadow: 0 1px 0 #fff; | |
| cursor: pointer; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <div id="map" style="border:0px solid gray; background-color:#fdfbf1;"> | |
| </div> | |
| <div id="parallel" style="border:0px solid gray; background-color:#fdfbf1;"> | |
| </div> | |
| <script src="http://d3js.org/d3.v3.min.js"></script> | |
| <script src="http://d3js.org/d3.geo.projection.v0.min.js"></script> | |
| <script src="http://d3js.org/topojson.v0.min.js"></script> | |
| <script type="text/javascript"> | |
| pathRamp=d3.scale.linear().domain([1,5,9,13]).range(["blue","green","orange","blue"]); | |
| var m = [30, 10, 10, 10], | |
| w = 1280 - m[1] - m[3], | |
| h = 300 - m[0] - m[2]; | |
| var x = d3.scale.ordinal().rangePoints([0, w], 1), | |
| y = {}, | |
| dragging = {}; | |
| var line = d3.svg.line(), | |
| axis = d3.svg.axis().orient("left"), | |
| background, | |
| foreground; | |
| mapsvg = d3.select("#map").append("svg:svg") | |
| .attr("width", 1280) | |
| .attr("height", 400) | |
| ; | |
| var svg = d3.select("#parallel").append("svg:svg") | |
| .attr("width", w + m[1] + m[3]) | |
| .attr("height", h + m[0] + m[2]) | |
| .append("svg:g") | |
| .attr("transform", "translate(" + m[3] + "," + m[0] + ")"); | |
| d3.csv("sites.csv", function(csvin) { | |
| sitesdata = csvin; | |
| d3.json("lcroutes.json", function(incollection) { | |
| pathdata = incollection.features; | |
| // Extract the list of dimensions and create a scale for each. | |
| x.domain(dimensions = d3.keys(pathdata[0]).filter(function(d) { | |
| return d != "type" && d != "geometry" && (y[d] = d3.scale.linear() | |
| .domain(d3.extent(pathdata, function(p) { return +p[d]; })) | |
| .range([h, 0])); | |
| // .range([h, 0])); | |
| })); | |
| foreground = svg.append("svg:g") | |
| .attr("class", "foreground") | |
| .selectAll("path") | |
| .data(pathdata) | |
| .enter().append("svg:path") | |
| .attr("d", path) | |
| .style("stroke", function(d) {return (pathRamp(d.month))}) | |
| ; | |
| // Add a group element for each dimension. | |
| var g = svg.selectAll(".dimension") | |
| .data(dimensions) | |
| .enter().append("svg:g") | |
| .attr("class", "dimension") | |
| .attr("transform", function(d) { return "translate(" + x(d) + ")"; }) | |
| .on("click", titleClick) | |
| // Add an axis and title. | |
| g.append("svg:g") | |
| .attr("class", "axis") | |
| .each(function(d) { d3.select(this).call(axis.scale(y[d])); }) | |
| .append("svg:text") | |
| .attr("text-anchor", "middle") | |
| .attr("y", -9) | |
| .attr("class", "dimensionText") | |
| .text(String); | |
| // Add and store a brush for each axis. | |
| g.append("svg:g") | |
| .attr("class", "brush") | |
| .each(function(d) { d3.select(this).call(y[d].brush = d3.svg.brush().y(y[d]).on("brush", brush)); }) | |
| .selectAll("rect") | |
| .attr("x", -8) | |
| .attr("width", 16); | |
| createMap(); | |
| }) | |
| }); | |
| function titleClick(d) { | |
| var pmax = d3.max(pathdata, function(p) { return p[d]; }) | |
| var pmin = d3.min(pathdata, function(p) { return p[d]; }) | |
| var pq1 = (pmax * .25) + (pmin * .75); | |
| var pq2 = (pmax * .5) + (pmin * .5); | |
| var pq3 = (pmax * .75) + (pmin * .25); | |
| pathRamp=d3.scale.linear().domain([pmin,pq1,pq2,pq3,pmax]).range(["blue","green","gold","orange","red"]); | |
| foreground.style("stroke", function(p) {return (pathRamp(p[d]))}); | |
| d3.selectAll("path.routes").style("stroke", function(p) {return (pathRamp(p[d]))}); | |
| } | |
| function position(d) { | |
| var v = dragging[d]; | |
| return v == null ? x(d) : v; | |
| } | |
| function transition(g) { | |
| return g.transition().duration(500); | |
| } | |
| // Returns the path for a given data point. | |
| function path(d) { | |
| return line(dimensions.map(function(p) { return [position(p), y[p](d[p])]; })); | |
| } | |
| // Handles a brush event, toggling the display of foreground lines. | |
| function brush() { | |
| var actives = dimensions.filter(function(p) { return !y[p].brush.empty(); }), | |
| extents = actives.map(function(p) { return y[p].brush.extent(); }); | |
| foreground.style("display", function(d) { | |
| return actives.every(function(p, i) { | |
| return extents[i][0] <= d[p] && d[p] <= extents[i][1]; | |
| }) ? null : "none"; | |
| }); | |
| d3.selectAll("path.routes").style("display", function(d) { | |
| return actives.every(function(p, i) { | |
| return extents[i][0] <= d[p] && d[p] <= extents[i][1]; | |
| }) ? null : "none"; | |
| }); | |
| } | |
| /////////////THE MAP | |
| function createMap(){ | |
| rankRamp=d3.scale.linear().domain([0,.005]).range([1,10]).clamp(true); | |
| projection = d3.geo.satellite() | |
| .distance(1.1) | |
| .scale(1000) | |
| .rotate([-15, -43, -10]) | |
| .center([-3, -4.5]) | |
| .tilt(25) | |
| .clipAngle(100); | |
| var graticule = d3.geo.graticule() | |
| .extent([[180, 180], [-180, -180]]) | |
| .step([5, 5]); | |
| path = d3.geo.path() | |
| .projection(projection); | |
| siteLabel = mapsvg.append("svg:text") | |
| .attr("x", 20) | |
| .attr("y", 20) | |
| .text("Click site for details"); | |
| sprLabel = mapsvg.append("svg:text") | |
| .attr("x", 20) | |
| .attr("y", 40) | |
| .text("PS"); | |
| smLabel = mapsvg.append("svg:text") | |
| .attr("x", 20) | |
| .attr("y", 60) | |
| .text("PSM"); | |
| map = mapsvg.append("svg:g").attr("class", "map") | |
| .attr("transform", "translate(2,3)") | |
| d3.json("romeland.json", function(collection) { | |
| /* | |
| map.append("path") | |
| .datum(graticule) | |
| .attr("class", "graticule") | |
| .attr("d", path); | |
| */ | |
| embossed = map.selectAll("path.countries") | |
| .data(collection.features) | |
| .enter().append("svg:path") | |
| .attr("d", path) | |
| .attr("class", "countries") | |
| .style("fill", "ghostwhite") | |
| .style("stroke", "lightgray") | |
| .style("stroke-width", 2) | |
| ; | |
| sites = map.selectAll("g.sites") | |
| .data(sitesdata) | |
| .enter() | |
| .append("svg:g") | |
| .attr("class", "foreground") | |
| .attr("transform", function(d) {return "translate(" + projection([d.xcoord,d.ycoord]) + ")";}) | |
| .style("cursor", "pointer") | |
| .on("click", siteClick) | |
| ; | |
| circleRamp=d3.scale.linear().domain([0,4,7,11,15,19,23]).range(["red","purple","orange","blue","steelblue","green","yellow"]); | |
| sites.append("svg:circle") | |
| .attr('r', function(d) {return (rankRamp(d.ES))}) | |
| .attr("class", "sites") | |
| .style("fill", function(d) {return (circleRamp(d.EM))}) | |
| .style("stroke", "white") | |
| .style("opacity", 0) | |
| .transition() | |
| .delay(300) | |
| .duration(1000) | |
| .style("opacity", .35) | |
| ; | |
| baseRoads = map.selectAll("path.routes") | |
| .data(pathdata) | |
| .enter().append("svg:path") | |
| .style("fill", "none") | |
| .style("stroke", function(d) {return (pathRamp(d.month))}) | |
| .attr("d", path) | |
| .attr("class", "routes") | |
| .style("opacity", 0) | |
| .transition() | |
| .duration(1000) | |
| .style("opacity", .2) | |
| ; | |
| } | |
| ) | |
| } | |
| function siteClick(d,i) { | |
| siteLabel.text(d.name); | |
| sprLabel.text("Ranking - Economic: " + d.ES + " - Military: " + d.MS + " - Rapid: " + d.RS ); | |
| smLabel.text("Modules - Economic: " + d.EM + " - Military: " + d.MM + " - Rapid: " + d.RM ); | |
| } | |
| </script> | |
| </body> | |
| </html> |
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