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<!DOCTYPE html> |
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<meta charset="utf-8"> |
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<style> |
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body { |
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font: 10px sans-serif; |
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} |
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.axis path, |
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.axis line { |
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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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.area { |
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fill: steelblue; |
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} |
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.extent { |
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fill: steelblue; |
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fill-opacity: 0.500; |
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} |
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</style> |
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<body> |
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<script src="http://d3js.org/d3.v3.js"></script> |
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<script> |
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var margin = {top: 20, right: 20, bottom: 30, left: 50}, |
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width = 960 - margin.left - margin.right, |
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height = 500 - margin.top - margin.bottom; |
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var parseDate = d3.time.format("%d-%b-%y").parse; |
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var x = d3.time.scale() |
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.range([0, width]); |
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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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.orient("left"); |
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var brush = d3.svg.brush() |
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.x(x); |
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var area = d3.svg.area() |
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.x(function(d) { return x(d.date); }) |
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.y0(height) |
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.y1(function(d) { return y(d.close); }); |
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var svg = d3.select("body").append("svg") |
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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("data.tsv", function(error, data) { |
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data.forEach(function(d) { |
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d.date = parseDate(d.date); |
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d.close = +d.close; |
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}); |
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x.domain(d3.extent(data, function(d) { return d.date; })); |
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y.domain([0, d3.max(data, function(d) { return d.close; })]); |
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gBrush = svg.append("g").attr("class", "brush") |
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.call(brush); |
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svg.append("path") |
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.datum(data) |
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.attr("class", "area") |
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.attr("d", area) |
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.on("mouseover", function() { d3.select(this).attr('opacity', '0.500'); }) |
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.on("mouseout", function() { d3.select(this).attr('opacity', '1'); }); |
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svg.append("g") |
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.attr("class", "x axis") |
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.attr("transform", "translate(0," + height + ")") |
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.call(xAxis); |
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svg.append("g") |
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.attr("class", "y axis") |
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.call(yAxis) |
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.append("text") |
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.attr("transform", "rotate(-90)") |
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.attr("y", 6) |
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.attr("dy", ".71em") |
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.style("text-anchor", "end") |
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.text("Price ($)"); |
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gBrush.selectAll("rect").attr("height", height); |
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gBrush.select(".extent"); |
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gBrush.selectAll(".resize").append("path") |
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.attr("d", resizePath); |
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function resizePath(d) { |
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var e = +(d == "e"), x = e ? 1 : -1, y = (height+7)/3; |
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return "M" + (0.5 * x) + "," + y + |
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"A6,6 0 0 " + e + " " + (6.5 * x) + "," + (y + 6) + |
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"V" + (2 * y - 6) + |
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"A6,6 0 0 " + e + " " + (0.5 * x) + "," + (2 * y) + |
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"Z" + |
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"M" + (2.5 * x) + "," + (y + 8) + |
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"V" + (2 * y - 8) + |
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"M" + (4.5 * x) + "," + (y + 8) + |
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"V" + (2 * y - 8); |
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} |
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}); |
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</script> |