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<!DOCTYPE html> |
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<html> |
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<head> |
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<title>usage pattern visualization</title> |
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</head> |
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<body> |
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<!DOCTYPE html> |
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<meta charset="utf-8"> |
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<style> |
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.axis text { |
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font: 10px sans-serif; |
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fill: #333333; |
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} |
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.axis path { |
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display: none; |
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} |
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.y.axis line { |
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fill: none; |
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stroke: #eaeaea; |
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shape-rendering: crispEdges; |
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} |
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.x.axis path line{ |
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display: none; |
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} |
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</style> |
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<svg class="chart"> </svg> |
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<script src="http://d3js.org/d3.v3.min.js"></script> |
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<script> |
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var margin = {top: 20, right: 30, bottom: 200, left: 30 }, |
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width = 1000 - margin.left - margin.right, |
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height = 500 - margin.top - margin.bottom; |
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var x = d3.scale.ordinal() |
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.rangeRoundBands([0, width], 0.1); |
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var y = d3.scale.linear() |
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.range([height, 0]); |
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var xAxis = d3.svg.axis() |
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.scale(x) |
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.orient("bottom"); |
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var yAxis = d3.svg.axis() |
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.scale(y) |
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.tickSize(-(width-margin.right*1.2)) |
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.orient("left"); |
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yAxis.tickFormat(function (d) { return ''; }); |
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var chart = d3.select(".chart") |
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.attr("width", width + margin.left + margin.right) |
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.attr("height", height + margin.top + margin.bottom) |
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.append("g") |
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.attr("transform", "translate(" + margin.left + "," + margin.top + ")"); |
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d3.tsv("data60.tsv", type, function(error, data) { |
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x.domain(data.map(function(d) { return d.name; })); |
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y.domain([0, 100]); |
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//create a stack for each point |
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data.forEach(function(d){ |
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d.values = [{h0:0, y1:d.cumulative, h1:d.cumulative, color:"#fafafa"}, //initial bar height: 0 -> transitoin height to d.cumulative |
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{h0:d.value, y1:d.cumulative, h1:d.value, color:"#ff7f0e"}]; //initial bar height: d.value -> transition y offset by d.cumulative |
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}); |
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yAxis.tickValues(data.map(function(d){return d.value;})); |
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var yLabelVar = [d3.max(function(d){return d.value;})]; |
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var yAxisLabel = d3.svg.axis() |
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.scale(y) |
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.tickSize(-(width-margin.right*1.2)) |
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.orient("left"); |
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yAxisLabel.tickValues([0, d3.max(data.map(function(d){return d.value;}))]); |
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chart.append("g") |
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.attr("class", "x axis") |
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.attr("transform", "translate(" + -x.rangeBand()*.5+"," + height + ")") |
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.call(xAxis) |
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.selectAll("text") |
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.style("text-anchor", "end") |
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.attr("dy", "0.5em") |
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.attr("transform", "rotate(-65)"); |
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var gy = chart.append("g") |
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.attr("class", "y axis") |
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.attr("transform", "translate("+ x.rangeBand()*0.5 + ", 0)") |
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.call(yAxis); |
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var yText = gy.append("text") |
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.attr("transform", "rotate(-90)") |
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.attr("x", -height/2) |
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.attr("y", -22) |
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.attr("dy", ".71em") |
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.style("text-anchor", "end") |
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.text("Usage %");; |
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var gy2 = chart.append("g") |
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.attr("class", "y axis") |
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.attr("transform", "translate("+ x.rangeBand()*0.5 + ",0)") |
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.call(yAxisLabel); |
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var bars = chart.selectAll(".bar") |
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.data(data).enter() |
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.append("g") |
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.attr("transform", function(d){ return "translate("+ x(d.name) + ",0)";}); |
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var rects = bars.selectAll("g") |
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.data(function(d){ return d.values;}).enter() |
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.append("rect") |
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.attr("y", function(d) { return y(d.h0); }) |
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.attr("height", function(d) { return height - y(d.h0); }) |
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.attr("width", x.rangeBand()) |
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.attr("fill", function(d){ return d.color;} ); |
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yAxis.tickValues(data.map(function(d){return d.cumulative;})); |
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var searchPoint = 80, min_diff= 100, min_val=0; |
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data.forEach(function(d){ |
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var diff = Math.abs(d.cumulative-searchPoint); |
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if (diff<min_diff) { |
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min_diff = diff; |
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min_val = d.cumulative; |
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} |
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}); |
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yAxisLabel.tickValues([0, min_val, d3.max(data.map(function(d){return d.cumulative;}))]); |
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rects.transition() |
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.delay(2500) |
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.duration(2000) |
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.attr("y", function(d){ return y(d.y1);}) |
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.attr("height", function(d){ return height-y(d.h1);}); |
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gy.transition() |
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.delay(3000) |
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.duration(1000) |
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.call(yAxis); |
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gy2.transition() |
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.delay(4500) |
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.duration(1000) |
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.call(yAxisLabel) |
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.selectAll("line") |
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.style("stroke", function(d){ return(d!=0)? "#aaaaaa":"#eaeaea"} ); |
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yText.transition() |
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.delay(5000) |
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.duration(1000) |
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.text("Cumulative usage%"); |
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}); |
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function type(d) { |
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d.value = +d.value; // coerce to number |
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d.cumulative = +d.cumulative; |
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return d; |
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} |
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</script> |
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</body> |
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</html> |
