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Data Grid
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Area Charts
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Selection
Documentation
This demo illustrates the use of the pointClick callback function to implement selection in the Chart widget. The selectionMode of the series is set to «allArgumentPoints», which means that when a user selects a point, other points with the same argument also become selected.
www.geohive.com
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The source code for the Vue version of this demo will be available soon.
$(function(){
$("#chart").dxChart({
rotated: true,
dataSource: dataSource,
commonSeriesSettings: {
argumentField: "country",
type: "bar",
hoverMode: "allArgumentPoints",
selectionMode: "allArgumentPoints",
label: {
visible: true,
format: {
type: "percent",
precision: 1
}
}
},
valueAxis: {
label: {
format: {
type: "percent",
precision: 1
}
}
},
series: [
{ valueField: "year2007", name: "2007 - 2008" },
{ valueField: "year2008", name: "2008 - 2009" }
],
title: {
text: "Economy - Export Change"
},
legend: {
verticalAlignment: "bottom",
horizontalAlignment: "center"
},
"export": {
enabled: true
},
onPointClick: function(e) {
e.target.select();
},
onLegendClick: function(e) {
var series = e.target;
if(series.isVisible()) {
series.hide();
} else {
series.show();
}
}
});
});
<!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/3.4.1/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/19.1.7/css/dx.common.css" />
<link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/19.1.7/css/dx.light.css" />
<script src="https://cdn3.devexpress.com/jslib/19.1.7/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"></div>
</div>
</body>
</html>
#chart {
height: 440px;
}
var dataSource = [{
country: "China",
year2007: 0.1732,
year2008: -0.1588
}, {
country: "Germany",
year2007: 0.0964,
year2008: -0.2231
}, {
country: "United States",
year2007: 0.1187,
year2008: -0.1878
}, {
country: "Japan",
year2007: 0.1081,
year2008: -0.2614
}, {
country: "France",
year2007: 0.1014,
year2008: -0.2222
}, {
country: "Netherlands",
year2007: 0.1355,
year2008: -0.2015
}];