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Bar Gauge

Variable Number of Bars

Documentation
This demo shows how to use the API of the BarGauge to change the number of indicated values at runtime. For this purpose, an array of new values is passed as the parameter of the value method.
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var DemoApp = angular.module('DemoApp', ['dx']); DemoApp.controller('DemoController', function DemoController($scope) { $scope.products = products; $scope.productsToValues = function() { $scope.activeProducts = []; $scope.products.forEach(function (item){ if(item.active) $scope.activeProducts.push(item.count); }); }; $scope.barGaugeOptions = { bindingOptions: { values: "activeProducts" }, startValue: 0, endValue: 50, label: { format: { type: "fixedPoint", precision: 0 } }, onInitialized: $scope.productsToValues }; });
<!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="js/jquery-3.1.0.min.js"></script> <link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/17.1.5/css/dx.spa.css" /> <link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/17.1.5/css/dx.common.css" /> <link rel="dx-theme" data-theme="generic.light" href="https://cdn3.devexpress.com/jslib/17.1.5/css/dx.light.css" /> <script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.3.16/angular.min.js"></script> <script>window.angular || document.write(decodeURIComponent('%3Cscript src="js/angular.min.js"%3E%3C\/script%3E'))</script> <script src="https://cdn3.devexpress.com/jslib/17.1.5/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" ng-app="DemoApp" ng-controller="DemoController"> <div class="long-title"><h3>Sampling by Goods</h3></div> <div id="gauge-demo"> <div id="gauge" dx-bar-gauge="barGaugeOptions"></div> <div id="panel"> <div ng-repeat="checkBox in products" dx-check-box="{ text: '{{checkBox.name}}', onValueChanged: productsToValues, bindingOptions: { value: 'checkBox.active' } }"></div> </div> </div> </div> </body> </html>
#gauge-demo { height: 440px; width: 100%; } #gauge { width: 80%; height: 100%; margin-top: 20px; float: left; } #panel { width: 150px; text-align: left; margin-top: 20px; float: left; } .dx-checkbox { margin-bottom: 5px; } .long-title h3 { font-family: 'Segoe UI Light', 'Helvetica Neue Light', 'Segoe UI', 'Helvetica Neue', 'Trebuchet MS', Verdana; font-weight: 200; font-size: 28px; text-align: center; margin-bottom: 20px; }
var products = [{ name: 'Hummers', count: 41, active: true }, { name: 'Shovers', count: 32, active: true }, { name: 'Ladders', count: 13, active: true }, { name: 'Watering cans', count: 48, active: true }, { name: 'Screwdrivers', count: 24, active: true }, { name: 'Nail pullers', count: 8, active: true }, { name: 'Drills', count: 19, active: true }];