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    Bar Charts

    Custom Bar Width

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    This demo illustrates how to customize bar width to meet specific app requirements.

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    window.onload = function() { var viewModel = { chartOptions: { palette: "soft", dataSource: dataSource, commonSeriesSettings: { barPadding: 0.5, argumentField: "state", type: "bar" }, series: [ { valueField: "year1970", name: "1970" }, { valueField: "year1980", name: "1980" }, { valueField: "year1990", name: "1990" }, { valueField: "year2000", name: "2000" }, { valueField: "year2008", name: "2008" }, { valueField: "year2009", name: "2009" } ], legend: { verticalAlignment: "bottom", horizontalAlignment: "center" }, "export": { enabled: true }, title: { text: "Oil Production", subtitle: { text: "(in millions tonnes)" } } } }; ko.applyBindings(viewModel, document.getElementById("chart-demo")); };
    <!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/3.1.0/jquery.min.js"></script> <script>window.jQuery || document.write(decodeURIComponent('%3Cscript src="js/jquery.min.js"%3E%3C/script%3E'))</script> <script src="https://cdnjs.cloudflare.com/ajax/libs/knockout/3.4.2/knockout-min.js"></script> <link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/18.2.3/css/dx.common.css" /> <link rel="dx-theme" data-theme="generic.light" href="https://cdn3.devexpress.com/jslib/18.2.3/css/dx.light.css" /> <script src="https://cdn3.devexpress.com/jslib/18.2.3/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="chart" data-bind="dxChart: chartOptions"></div> </div> </div> </body> </html>
    #chart { height: 440px; }
    var dataSource = [{ state: "Saudi Arabia", year1970: 192.2, year1980: 509.8, year1990: 342.6, year2000: 456.3, year2008: 515.3, year2009: 459.5 }, { state: "USA", year1970: 533.5, year1980: 480.2, year1990: 416.6, year2000: 352.6, year2008: 304.9, year2009: 325.3 }, { state: "China", year1970: 30.7, year1980: 106, year1990: 138.3, year2000: 162.6, year2008: 195.1, year2009: 189 }, { state: "Canada", year1970: 70.1, year1980: 83.3, year1990: 92.6, year2000: 126.9, year2008: 157.7, year2009: 155.7 }, { state: "Mexico", year1970: 24.2, year1980: 107.2, year1990: 146.3, year2000: 171.2, year2008: 157.7, year2009: 147.5 }];