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@ramnathv
Created February 5, 2014 15:05
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Pie Charts with NVD3 Controls
<!doctype HTML>
<meta charset = 'utf-8'>
<html>
<head>
<link rel='stylesheet' href="http://netdna.bootstrapcdn.com/bootstrap/3.0.3/css/bootstrap.min.css">
<link rel='stylesheet' href='http://nvd3.org/src/nv.d3.css'>
<script src='http://ajax.googleapis.com/ajax/libs/jquery/1.8.2/jquery.min.js' type='text/javascript'></script>
<script src='http://d3js.org/d3.v3.min.js' type='text/javascript'></script>
<script src='http://timelyportfolio.github.io/rCharts_nvd3_tests/libraries/widgets/nvd3/js/nv.d3.min-new.js' type='text/javascript'></script>
<script src='http://nvd3.org/lib/fisheye.js' type='text/javascript'></script>
<script src="http://ajax.googleapis.com/ajax/libs/angularjs/1.2.6/angular.min.js"></script>
<script src="http://cdnjs.cloudflare.com/ajax/libs/lodash.js/2.4.1/lodash.min.js"></script>
<style>
.rChart {
display: block
margin: auto auto;
width: 100%;
height: 400px;
}
.bs-docs-example:after {
content: "";
background: transparent;
border: none;
}
</style>
</head>
<body ng-app>
<div class='container' ng-controller="DemoCtrl">
<div class='row'>
<div class='col-md-3'>
<form class='well'>
<label><b>Select y :</b></label>
<select class='form-control' ng-model="opts.y"
ng-options="ctl for ctl in controls.y.values">
</select><br>
</form>
</div>
<div class='col-md-8'>
<div class="bs-docs-example">
<div id='chart12df3ce76058' class='rChart '>
<svg></svg>
</div>
</div>
</div>
</div>
</div>
<script type="text/javascript">
function DemoCtrl($scope){
$scope.opts = {
"dom": "chart12df3ce76058",
"width": 700,
"height": 400,
"process_data": true,
"x": "Sp",
"y": "A",
"group": "Sp",
"type": "pieChart",
"id": "chart12df3ce76058"
}
$scope.data = [
{
"Sp": "a",
"A": 10,
"B": 3,
"C": 1
},
{
"Sp": "b",
"A": 4,
"B": 5,
"C": 0
},
{
"Sp": "c",
"A": 3,
"B": 22,
"C": 10
},
{
"Sp": "d",
"A": 0,
"B": 4,
"C": 8
}
]
$scope.controls = {
"y": {
"name": "y",
"value": "A",
"values": [ "A", "B", "C" ],
"label": "Select y :"
}
}
$scope.filters = []
$scope.drawChart = function(){
drawChart($scope.opts, $scope.data)
}
$scope.$watch('selected', function(){
var keys = _.pluck($scope.selected, "variable")
var values = _.pluck($scope.selected, "value")
$scope.opts.selected = _.zipObject(keys, values)
})
$scope.$watch('opts',function(){
$scope.drawChart()
}, true)
}
function drawChart(opts, data){
if (Object.keys(opts.selected).length > 0){
data = _.filter(data, opts.selected)
}
if(!(opts.type==="pieChart" || opts.type==="sparklinePlus" || opts.type==="bulletChart")) {
var data = d3.nest()
.key(function(d){
//return opts.group === undefined ? 'main' : d[opts.group]
//instead of main would think a better default is opts.x
return opts.group === undefined ? opts.y : d[opts.group];
}).entries(data);
}
if (opts.disabled != undefined){
data.map(function(d, i){
d.disabled = opts.disabled[i]
})
}
nv.addGraph(function() {
var chart = nv.models[opts.type]()
.x(function(d) { return d[opts.x] })
.y(function(d) { return d[opts.y] })
.width(opts.width)
.height(opts.height)
d3.select("#" + opts.id + ' svg')
// .empty()
.datum(data)
.transition().duration(500)
.call(chart);
nv.utils.windowResize(chart.update);
return chart;
});
};
</script>
</body>
</html>
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