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<!DOCTYPE html> |
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<meta charset="utf-8"> |
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<script src="https://d3js.org/d3.v3.min.js"></script> |
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<script src="histograms.js"></script> |
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<meta charset="utf-8"> |
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<style> |
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.background { |
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fill: none; |
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pointer-events: all; |
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} |
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#states { |
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stroke: #050505; |
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stroke-width: 1.5px; |
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} |
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#states text { |
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fill: gold; |
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stroke: none; |
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text-anchor:middle; |
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font-size: 10px; |
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font-weight:bold; |
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} |
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#states .active { |
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fill: steelblue !important; |
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} |
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#states text.active { |
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font: 10px sans-serif; |
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font-size: 10px; |
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font-weight:bold; |
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fill: #fff; |
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stroke-width: .5px; |
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fill: black !important; |
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stroke: #ffffff; |
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text-align:center; |
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} |
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svg { |
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font: 10px sans-serif; |
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font-weight:bold; |
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} |
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.background path { |
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fill: none; |
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stroke: lightgreen; |
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stroke-opacity: .4; |
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shape-rendering: crispEdges; |
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} |
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.foreground path { |
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fill: none; |
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stroke: rebeccapurple; |
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stroke-opacity: .7; |
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stroke-width: 1.5; |
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} |
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.brush .extent { |
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fill-opacity: .3; |
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stroke: #fff; |
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shape-rendering: crispEdges; |
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} |
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.axis line, |
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.axis path { |
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fill: none; |
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stroke: #000; |
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shape-rendering: crispEdges; |
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} |
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.axis text { |
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text-shadow: 0 1px 0 #ffffff; |
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cursor: move; |
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} |
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</style> |
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<body> |
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<script> |
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var m = [30, 10, 10, 10], |
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w = 960 - m[1] - m[3], |
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h = 500 - m[0] - m[2]; |
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var xGraph = d3.scale.ordinal().rangePoints([0, w], 1), |
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yGraph = {}, |
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dragging = {}; |
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var line = d3.svg.line(), |
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axis = d3.svg.axis().orient("left"), |
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background, |
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foreground; |
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var svgGraph = d3.select("body").append("svg") |
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.attr("width", w + m[1] + m[3]) |
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.attr("height", h + m[0] + m[2]) |
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.append("g") |
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.attr("transform", "translate(" + m[3] + "," + m[0] + ")"); |
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d3.csv("Final_Data3.csv", function(error, stateGraph) { |
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// Extract the list of dimensions and create a scale for each. |
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xGraph.domain(dimensions = d3.keys(stateGraph[0]).filter(function(d) { |
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return d != "name" && (yGraph[d] = d3.scale.linear() |
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.domain(d3.extent(stateGraph, function(p) { return +p[d]; })) |
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.range([h, 0])); |
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})); |
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// Create path for the background and foreground variables |
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// Add green background lines for context. |
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background = svgGraph.append("g") |
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.attr("class", "background") |
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.selectAll("path") |
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.data(stateGraph) |
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.enter().append("path") |
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.attr("d", path); |
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// Add rebeccapurple foreground lines for focus. |
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foreground = svgGraph.append("g") |
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.attr("class", "foreground") |
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.selectAll("path") |
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.data(stateGraph) |
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.enter().append("path") |
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.attr("id", function(d) { return d.name.replace(" ","")}) |
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.attr("d", path); |
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// Add a group element for each dimension. |
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var g = svgGraph.selectAll(".dimension") |
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.data(dimensions) |
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.enter().append("g") |
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.attr("class", "dimension") |
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.attr("transform", function(d) { return "translate(" + xGraph(d) + ")"; }) |
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// Add behavior drag animation for moving the axis |
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// https://github.com/d3/d3-3.x-api-reference/blob/master/Behaviors.md |
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.call(d3.behavior.drag() |
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.on("dragstart", function(d) { |
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dragging[d] = this.__origin__ = xGraph(d); |
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background.attr("visibility", "hidden"); |
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}) |
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.on("drag", function(d) { |
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dragging[d] = Math.min(w, Math.max(0, this.__origin__ += d3.event.dx)); |
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foreground.attr("d", path); |
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dimensions.sort(function(a, b) { return position(a) - position(b); }); |
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xGraph.domain(dimensions); |
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g.attr("transform", function(d) { return "translate(" + position(d) + ")"; }) |
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}) |
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.on("dragend", function(d) { |
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delete this.__origin__; |
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delete dragging[d]; |
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transition(d3.select(this)).attr("transform", "translate(" + xGraph(d) + ")"); |
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transition(foreground) |
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.attr("d", path); |
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background |
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.attr("d", path) |
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.transition() |
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.delay(500) |
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.duration(0) |
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.attr("visibility", null); |
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})); |
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// Add an axis and title. |
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g.append("g") |
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.attr("class", "axis") |
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.each(function(d) { d3.select(this).call(axis.scale(yGraph[d])); }) |
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.append("text") |
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.attr("text-anchor", "middle") |
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.attr("y", -9) |
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.text(String); |
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// Start of brush code |
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// Add and store a brush for each axis. |
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g.append("g") |
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.attr("class", "brush") |
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.each(function(d) { d3.select(this).call(yGraph[d].brush = d3.svg.brush().y(yGraph[d]).on("brushstart", brushstart).on("brush", brush)); }) |
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.selectAll("rect") |
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.attr("x", -8) |
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.attr("width", 16); |
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}); |
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function position(d) { |
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var v = dragging[d]; |
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return v == null ? xGraph(d) : v; |
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} |
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function transition(g) { |
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return g.transition().duration(500); |
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} |
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// Returns the path for a given data point. |
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function path(d) { |
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return line(dimensions.map(function(p) { return [position(p), yGraph[p](d[p])]; })); |
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} |
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// When brushing, don’t trigger axis dragging. |
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function brushstart() { |
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d3.event.sourceEvent.stopPropagation(); |
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} |
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// Handles a brush event, toggling the display of foreground lines. |
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// We can filter a selection using .filter. A function is usually passed into .filter which returns true if the element should be included. .filter returns the filtered selection |
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function brush() { |
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var actives = dimensions.filter(function(p) { return !yGraph[p].brush.empty(); }), |
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extents = actives.map(function(p) { return yGraph[p].brush.extent(); }); |
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foreground.style("display", function(d) { |
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return actives.every(function(p, i) { |
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return extents[i][0] <= d[p] && d[p] <= extents[i][1]; |
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}) ? null : "none"; |
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}); |
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} |
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// .extent Returns the minimum and maximum value in the given (array, brush, domain) using natural order. |
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<!-- This is where the code starts for the map drawning --> |
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var width = 960, |
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height =500, |
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centered; |
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var projection = d3.geo.albersUsa() |
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.scale(width) |
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.translate([0, 0]); |
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var pathMap = d3.geo.path() |
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.projection(projection); |
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var svgMap = d3.select("body").append("svg") |
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.attr("width", width) |
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.attr("height", height); |
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svgMap.append("rect") |
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.attr("class", "background") |
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.attr("width", width) |
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.attr("height", height) |
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.on("click", click); |
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var gMap = svgMap.append("g") |
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.attr("transform", "translate(" + width / 2 + "," + height / 2 + ")") |
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.append("g") |
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.attr("id", "states"); |
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UFO_color = []; |
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var color_by = "total"; |
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var color = d3.scale.log() |
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.range(["rebeccapurple", "mintcream"]); |
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d3.csv("UFO_Color2.csv", function(data){ |
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data.forEach(function(d){ |
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d["total"] = +d["total"]; |
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}) |
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color.domain([d3.min(data, function(d){ return d.total}), |
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d3.max(data,function(d) {return d.total; })]); |
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d3.json("states.json", function(json) { |
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data.forEach(function(d){ |
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//console.log('d:', d); |
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//console.log("json:", json); |
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json.features.forEach(function(s){ |
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//console.log('s', s); |
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if (d.state == s.properties.abbr){ |
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s.total = d.total |
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s.avg = d.avg; |
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} |
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}) |
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}) |
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var states = gMap.selectAll("pathMap") |
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.data(json.features) |
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.enter().append("path") |
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.attr("d", pathMap) |
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.attr("id", function(d) { return d.properties.abbr; }) |
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.style("fill", function(d) { return color(d.total); }) |
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.on("click", click) |
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var labels = gMap.selectAll("text") |
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.data(json.features) |
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.enter().append("text") |
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.attr("transform", function(d) { return "translate(" + pathMap.centroid(d) + ")"; }) |
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.attr("id", function(d) { return 'label-'+d.properties.abbr; }) |
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.attr("dy", ".35em") |
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.on("click", click) |
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.text(function(d) { return d.properties.abbr; }); |
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}); |
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}) |
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function click(d) { |
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var x = 0, |
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y = 0, |
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k = 1; |
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if (d && centered !== d) { |
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var centroid = pathMap.centroid(d); |
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x = -centroid[0]; |
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y = -centroid[1]; |
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k = 4; |
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centered = d; |
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} else { |
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centered = null; |
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} |
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// Dr. Cresawns code.... THANKS! :P |
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// Visibility = boolean ... kinda |
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if (centered) { console.log(d.properties.name) } |
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else { |
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d3.selectAll(".foreground").selectAll("path").style("visibility", "visible"); |
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} |
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//console.log("eachstate:", eachstate); |
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if (centered) { |
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d3.selectAll(".foreground").selectAll("path").style("visibility", "hidden"); |
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d3.selectAll(".foreground").selectAll("path#" + d.properties.name.replace(" ","")).style("visibility", "visible"); |
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} |
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gMap.selectAll("pathMap") |
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.classed("active", centered && function(d) { return d === centered; }); |
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gMap.selectAll("text") |
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.text(function(d) { return d.properties.abbr; }) |
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.classed("active",false); |
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if (centered) { |
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gMap.select("#label-"+centered.properties.abbr) |
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.text(function(d) { return d.properties.name+'[ '+ '1:' +( Math.round(d.total) + ' ]' +' '+ 'Avg Pop:' + Math.round(d.avg) ||'(none)'); }) |
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.classed("active", centered && function(d) { return d === centered; }); |
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} |
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//Zooming Function |
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gMap.transition() |
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.duration(1000) |
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.attr("transform", "scale(" + k + ")translate(" + x + "," + y + ")") |
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.style("stroke-width", 1.5 / k + "px"); |
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} |
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//connect graph to state "each one", number of sighting to popup in each state. |
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</script> |
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</body> |
