csv example

by Igor Cuckovic

HTML

<script...

CSS

body {
  font: 10px sans-serif;
}

.axis path,
.axis line {
  fill: none;
  stroke: #000;
  shape-rendering: crispEdges;
}

.x.axis path {
  display: none;
}

.area.above {
  fill: rgb(252,141,89);
}

.area.below {
  fill: rgb(145,207,96);
}

.line {
  fill: none;
  stroke: #000;
  stroke-width: 1.5px;
}

JavaScript

var margin = {top: 20, right: 20, bottom: 30, left: 50},
    width = 960 - margin.left - margin.right,
    height = 500 - margin.top - margin.bottom;

var parseDate = d3.time.format("%Y").parse;

var x = d3.time.scale()
    .range([0, width]);

var y = d3.scale.linear()
    .range([height, 0]);

var xAxis = d3.svg.axis()
    .scale(x)
    .orient("bottom");

var yAxis = d3.svg.axis()
    .scale(y)
    .orient("left");

var line = d3.svg.area()
    .interpolate("basis")
    .x(function(d) { return x(d.date); })
    .y(function(d) { return y(d["IYR"]); });

var area = d3.svg.area()
    .interpolate("basis")
    .x(function(d) { return x(d.date); })
    .y1(function(d) { return y(d["IYR"]); });

var svg = d3.select("body").append("svg")
    .attr("width", width + margin.left + margin.right)
    .attr("height", height + margin.top + margin.bottom)
  .append("g")
    .attr("transform", "translate(" + margin.left + "," + margin.top + ")");

    var data = d3.csv.parse(document.getElementById('csv').innerHTML); 
    

data.forEach(function(d) {
    d.date = parseDate(d.year);
    d["IYR"]= +d["IYR"];
    d["EYR"] = +d["EYR"];
});

x.domain(d3.extent(data, function(d) { return d.date; }));

y.domain([
    d3.min(data, function(d) { return Math.min(d["IYR"], d["EYR"]); }),
    d3.max(data, function(d) { return Math.max(d["IYR"], d["EYR"]); })
]);

svg.datum(data);

svg.append("clipPath")
.attr("id", "clip-below")
.append("path")
.attr("d", area.y0(height));

svg.append("clipPath")
.attr("id", "clip-above")
.append("path")
.attr("d", area.y0(0));

svg.append("path")
.attr("class", "area above")
.attr("clip-path", "url(#clip-above)")
.attr("d", area.y0(function(d) { return y(d["EYR"]); }));

svg.append("path")
.attr("class", "area below")
.attr("clip-path", "url(#clip-below)")
.attr("d", area);

svg.append("path")
.attr("class", "line")
.attr("d", line);

svg.append("g")
.attr("class", "x axis")
.attr("transform", "translate(0," + height +...