Step Line
Documentation
Step line series are much like traditional line series. The primary difference is that in step line series, data points are connected by vertical and horizontal lines --- resulting in a «stair step» effect.
www.nytimes.com
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$(function(){
$("#container").dxChart({
title: "Australian Olympic Medal Count",
dataSource: dataSource,
commonSeriesSettings: {
type: "stepline",
argumentField: "year",
stepline: {
point: {
visible: false
}
}
},
series: [
{ valueField: "bronze", name: "Bronze Medals", color: "#cd7f32" },
{ valueField: "silver", name: "Silver Medals", color: "#c0c0c0" },
{ valueField: "gold", name: "Gold Medals", color: "#ffd700" }
],
"export": {
enabled: true
},
argumentAxis: {
label: {
format: {
type: "decimal"
}
}
},
legend: {
verticalAlignment: "bottom",
horizontalAlignment: "center"
}
});
});
<!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/19.1.6/css/dx.common.css" />
<link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/19.1.6/css/dx.light.css" />
<script src="https://cdn3.devexpress.com/jslib/19.1.6/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="container"></div>
</div>
</body>
</html>
#container {
height: 440px;
}
var dataSource = [{
year: 1896,
gold: 2,
silver: 0,
bronze: 0
}, {
year: 1900,
gold: 2,
silver: 0,
bronze: 3
}, {
year: 1904,
gold: 0,
silver: 0,
bronze: 0
}, {
year: 1908,
gold: 1,
silver: 2,
bronze: 2
}, {
year: 1912,
gold: 2,
silver: 2,
bronze: 3
}, {
year: 1916,
gold: 0,
silver: 0,
bronze: 0
}, {
year: 1920,
gold: 0,
silver: 2,
bronze: 1
}, {
year: 1924,
gold: 3,
silver: 1,
bronze: 2
}, {
year: 1928,
gold: 1,
silver: 2,
bronze: 1
}, {
year: 1932,
gold: 3,
silver: 1,
bronze: 1
}, {
year: 1936,
gold: 0,
silver: 0,
bronze: 1
}, {
year: 1940,
gold: 0,
silver: 0,
bronze: 0
}, {
year: 1944,
gold: 0,
silver: 0,
bronze: 0
}, {
year: 1948,
gold: 2,
silver: 6,
bronze: 5
}, {
year: 1952,
gold: 6,
silver: 2,
bronze: 3
}, {
year: 1956,
gold: 13,
silver: 8,
bronze: 14
}, {
year: 1960,
gold: 8,
silver: 8,
bronze: 6
}, {
year: 1964,
gold: 6,
silver: 2,
bronze: 10
}, {
year: 1968,
gold: 5,
silver: 7,
bronze: 5
}, {
year: 1972,
gold: 8,
silver: 7,
bronze: 2
}, {
year: 1976,
gold: 0,
silver: 1,
bronze: 4
}, {
year: 1980,
gold: 2,
silver: 2,
bronze: 5
}, {
year: 1984,
gold: 4,
silver: 8,
bronze: 12
}, {
year: 1988,
gold: 3,
silver: 6,
bronze: 5
}, {
year: 1992,
gold: 7,
silver: 9,
bronze: 11
}, {
year: 1996,
gold: 9,
silver: 9,
bronze: 23
}, {
year: 2000,
gold: 16,
silver: 25,
bronze: 17
}, {
year: 2004,
gold: 17,
silver: 16,
bronze: 16
}, {
year: 2008,
gold: 14,
silver: 15,
bronze: 17
}];