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d3linechart.js
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d3linechart.js
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define('d3linechart',['d3'], function (d3) {
return function(instanceData) {
var margin = {
top: 30,
right: 20,
bottom: 30,
left: 50
};
var width = 600 - margin.left - margin.right;
var height = 270 - margin.top - margin.bottom;
var parseDate = d3.time.format("%d-%b-%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").ticks(5);
var yAxis = d3.svg.axis().scale(y)
.orient("left").ticks(5);
var valueline = d3.svg.line()
.x(function (d) {
return x(d.timestamp);
})
.y(function (d) {
return y(d.value);
});
var svg = d3.select("#" + instanceData.id).insert("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 = instanceData.series[0];
data.forEach(function (d) {
d.timestamp = new Date(d.timestamp);
d.value = +d.value;
});
x.domain(d3.extent(data, function (d) {
return d.timestamp;
}));
y.domain([0, d3.max(data, function (d) {
return d.value;
})]);
svg.append("path")
.attr("d", valueline(data));
svg.append("g")
.attr("class", "x axis")
.attr("transform", "translate(0," + height + ")")
.call(xAxis);
svg.append("g")
.attr("class", "y axis")
.call(yAxis);
};
});