$(function(){
var pieChart = $("#pie").dxPieChart({
palette: "bright",
dataSource: dataSource,
title: "Olympic Medals in 2008",
margin: {
bottom: 20
},
legend: {
visible: false
},
animation: {
enabled: false
},
resolveLabelOverlapping: types[0],
"export": {
enabled: true
},
series: [{
argumentField: "country",
valueField: "medals",
label: {
visible: true,
customizeText: function(arg) {
return arg.argumentText + " (" + arg.percentText + ")";
}
}
}]
}).dxPieChart("instance");
$("#types").dxSelectBox({
dataSource: types,
value: types[0],
onValueChanged: function(e){
pieChart.option("resolveLabelOverlapping", e.value);
}
});
});
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>DevExtreme Demo</title>
<meta http-equiv="X-UA-Compatible" content="IE=edge" />
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0" />
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>
<script>window.jQuery || document.write(decodeURIComponent('%3Cscript src="js/jquery.min.js"%3E%3C/script%3E'))</script>
<link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/20.2.5/css/dx.common.css" />
<link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/20.2.5/css/dx.light.css" />
<script src="https://cdn3.devexpress.com/jslib/20.2.5/js/dx.all.js"></script>
<script src="data.js"></script>
<link rel="stylesheet" type="text/css" href="styles.css" />
<script src="index.js"></script>
</head>
<body class="dx-viewport">
<div class="demo-container">
<div id="chart-demo">
<div id="pie"></div>
<div class="options">
<div class="caption">Options</div>
<div class="option">
<span>Label Overlapping Resolution Mode</span>
<div id="types"></div>
</div>
</div>
</div>
</div>
</body>
</html>
.options {
padding: 20px;
background-color: rgba(191, 191, 191, 0.15);
margin-top: 20px;
}
.option {
margin-top: 10px;
}
.caption {
font-size: 18px;
font-weight: 500;
}
.option > span {
margin-right: 10px;
}
.option > .dx-widget {
display: inline-block;
vertical-align: middle;
}
var dataSource = [{
country: "USA",
medals: 112
}, {
country: "China",
medals: 100
}, {
country: "Russia",
medals: 60
}, {
country: "Britain",
medals: 49
}, {
country: "Australia",
medals: 46
}, {
country: "France",
medals: 43
}, {
country: "Germany",
medals: 41
}, {
country: "South Korea",
medals: 32
}, {
country: "Cuba",
medals: 29
}, {
country: "Italy",
medals: 27
}, {
country: "Japan",
medals: 25
}, {
country: "Ukraine",
medals: 22
}, {
country: "Canada",
medals: 20
}, {
country: "Spain",
medals: 19
}];
var types = ["shift", "hide", "none"];