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lufzle/demo.js

Created February 17, 2014 19:50
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AngularJS & d3 AirPair session
Raw
demo.js
angular.module('ngd3', [])
.controller('MyController', function ($scope) {
$scope.myData = [
{ date:"1-May-12", close:"582.13" },
{ date:"30-Apr-12", close:"583.98" },
{ date:"27-Apr-12", close:"603.00" },
{ date:"26-Apr-12", close:"607.70" },
{ date:"25-Apr-12", close:"610.00" },
{ date:"24-Apr-12", close:"560.28" },
{ date:"23-Apr-12", close:"571.70" },
{ date:"20-Apr-12", close:"572.98" },
{ date:"19-Apr-12", close:"587.44" },
{ date:"18-Apr-12", close:"608.34" },
{ date:"17-Apr-12", close:"609.70" },
{ date:"16-Apr-12", close:"580.13" },
{ date:"13-Apr-12", close:"605.23" },
{ date:"12-Apr-12", close:"622.77" },
{ date:"11-Apr-12", close:"626.20" },
{ date:"10-Apr-12", close:"628.44" },
{ date:"9-Apr-12", close:"636.23" }
];
$scope.myData2 = angular.copy($scope.myData);
$scope.myData2.length = 3;
})
.directive('linechart', function () {
return {
restrict: 'E',
scope: {
data: '=data',
},
link: function (scope, element, attributes) {
var shouldHighlight = attributes.highlightOnhover;
var margin = {top: 20, right: 20, bottom: 30, left: 50},
width = 960 - margin.left - margin.right,
height = 500 - margin.top - margin.bottom;
var parseDate = d3.time.format("%d-%b-%y").parse;
var x = d3.time.scale()
.range([0, width]);
var y = d3.scale.linear()
.range([height, 0]);
var xAxis = d3.svg.axis()
.scale(x)
.orient("bottom");
var yAxis = d3.svg.axis()
.scale(y)
.orient("left");
var line = d3.svg.line()
.x(function(d) { return x(d.date); })
.y(function(d) { return y(d.close); });
var svg = d3.select(element[0]).append("svg")
.attr("width", width + margin.left + margin.right)
.attr("height", height + margin.top + margin.bottom)
.append("g")
.attr("transform","translate(" + margin.left +"," + margin.top +")");
// d3.tsv(attributes.src, function(error, data) {
var data = scope.data;
data.forEach(function(d) {
d.date = parseDate(d.date);
d.close = +d.close;
});
x.domain(d3.extent(data, function(d) { return d.date; }));
y.domain(d3.extent(data, function(d) { return d.close; }));
svg.append("g")
.attr("class","x axis")
.attr("transform","translate(0," + height +")")
.call(xAxis);
svg.append("g")
.attr("class","y axis")
.call(yAxis)
.append("text")
.attr("transform","rotate(-90)")
.attr("y", 6)
.attr("dy",".71em")
.style("text-anchor","end")
.text("Price ($)");
svg.append("path")
.datum(data)
.attr("class","line")
.attr("d", line);
// });
}
};
});
Raw
index.html
<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>ngd3 demo</title>
<script src="vendor/angular/angular.min.js"></script>
<script src="vendor/d3/d3.min.js"></script>
<script src="demo.js"></script>
</head>
<body ng-app="ngd3" ng-controller="MyController">
<div style="border: 2px solid blue">
<h2>test</h2>
<linechart data="myData"></linechart>
</div>
</body>
</html>
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