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React + D3 (v3)

Multi-series line chart rendered using React and D3.

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>React + d3</title>
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<script src="http://cdnjs.cloudflare.com/ajax/libs/underscore.js/1.5.2/underscore.js"></script>
<script src="http://cdnjs.cloudflare.com/ajax/libs/react/0.8.0/react.js"></script>
<script src="http://cdnjs.cloudflare.com/ajax/libs/react/0.8.0/JSXTransformer.js"></script>
<script src="http://cdnjs.cloudflare.com/ajax/libs/d3/3.3.13/d3.js"></script>
</head>
<body>
<div id="container"> </div>
<script type="text/jsx">
/** @jsx React.DOM */
var Chart = React.createClass({
render: function() {
return (
<svg width={this.props.width} height={this.props.height}>{this.props.children}</svg>
);
}
});
var Line = React.createClass({
getDefaultProps: function() {
return {
path: '',
color: 'blue',
width: 2
}
},
render: function() {
return (
<path d={this.props.path} stroke={this.props.color} strokeWidth={this.props.width} fill="none" />
);
}
});
var DataSeries = React.createClass({
getDefaultProps: function() {
return {
title: '',
data: [],
interpolate: 'linear'
}
},
render: function() {
var self = this,
props = this.props,
yScale = props.yScale,
xScale = props.xScale;
var path = d3.svg.line()
.x(function(d) { return xScale(d.x); })
.y(function(d) { return yScale(d.y); })
.interpolate(this.props.interpolate);
return (
<Line path={path(this.props.data)} color={this.props.color} />
)
}
});
var LineChart = React.createClass({
getDefaultProps: function() {
return {
width: 600,
height: 300
}
},
render: function() {
var data = this.props.data,
size = { width: this.props.width, height: this.props.height };
var max = _.chain(data.series1, data.series2, data.series3)
.zip()
.map(function(values) {
return _.reduce(values, function(memo, value) { return Math.max(memo, value.y); }, 0);
})
.max()
.value();
var xScale = d3.scale.linear()
.domain([0, 6])
.range([0, this.props.width]);
var yScale = d3.scale.linear()
.domain([0, max])
.range([this.props.height, 0]);
return (
<Chart width={this.props.width} height={this.props.height}>
<DataSeries data={data.series1} size={size} xScale={xScale} yScale={yScale} ref="series1" color="cornflowerblue" />
<DataSeries data={data.series2} size={size} xScale={xScale} yScale={yScale} ref="series2" color="red" />
<DataSeries data={data.series3} size={size} xScale={xScale} yScale={yScale} ref="series3" color="green" />
</Chart>
);
}
});
var data = {
series1: [ { x: 0, y: 20 }, { x: 1, y: 30 }, { x: 2, y: 10 }, { x: 3, y: 5 }, { x: 4, y: 8 }, { x: 5, y: 15 }, { x: 6, y: 10 } ],
series2: [ { x: 0, y: 8 }, { x: 1, y: 5 }, { x: 2, y: 20 }, { x: 3, y: 12 }, { x: 4, y: 4 }, { x: 5, y: 6 }, { x: 6, y: 2 } ],
series3: [ { x: 0, y: 0 }, { x: 1, y: 5 }, { x: 2, y: 8 }, { x: 3, y: 2 }, { x: 4, y: 6 }, { x: 5, y: 4 }, { x: 6, y: 2 } ]
};
React.renderComponent(
<LineChart data={data} />,
document.getElementById('container')
);
</script>
</body>
</html>

What would be the best way to implement an xy-graph with a line using React and d3. I like the logic here. Would the axes be rendered using d3 rather than React?

Hi,

I have used the AJAX for load the ReactJS components html file.But that components are not rendering.

How to achieve this?

Regards,
Thangavel E

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