This simple line chart is constructed from a TSV file storing the closing value of AAPL stock over the last few years. The chart employs conventional margins and a number of D3 features:
forked from mbostock's block: Line Chart
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<svg width="960" height="500"></svg>
<script src="https://d3js.org/d3.v4.min.js"></script>
<script>
var svg = d3.select("svg"),
margin = {top: 20, right: 20, bottom: 30, left: 50},
width = +svg.attr("width") - margin.left - margin.right,
height = +svg.attr("height") - margin.top - margin.bottom,
g = svg.append("g").attr("transform", "translate(" + margin.left + "," + margin.top + ")");
// var parseTime = d3.timeParse("%I %p");
var x = d3.scaleLinear()
.rangeRound([0, width]);
var y = d3.scaleLinear()
.rangeRound([height, 0]);
var line = d3.line()
.x(function(d) { return x(d.hour); })
.y(function(d) { return y(d.incidents); });
d3.tsv("data.tsv", function(d) {
// d.date = parseTime(d.date);
// d.close = +d.close;
d.hour = +d.hour
d.incidents = +d.incidents;
console.log(d);
return d;
}, function(error, data) {
if (error) throw error;
x.domain(d3.extent(data, function(d) { return d.hour; }));
y.domain(d3.extent(data, function(d) { return d.incidents; }));
g.append("g")
.attr("transform", "translate(0," + height + ")")
.call(d3.axisBottom(x))
// .select(".domain")
// .remove();
g.append("g")
.call(d3.axisLeft(y))
.append("text")
.attr("fill", "#000")
.attr("transform", "rotate(-90)")
.attr("y", 6)
.attr("dy", "0.71em")
.attr("text-anchor", "end")
.text("Incidents");
g.append("path")
.datum(data)
.attr("fill", "none")
.attr("stroke", "steelblue")
.attr("stroke-linejoin", "round")
.attr("stroke-linecap", "round")
.attr("stroke-width", 1.5)
.attr("d", line);
}
);
</script>
https://d3js.org/d3.v4.min.js