Value Indicators API
Documentation
This demo shows how to use the API of the CircularGauge to change its value and subvalue indicators at runtime. To get and set the values of the indicators, the value and subvalues methods are utilized.
Feel free to share demo-related thoughts here.
If you have technical questions, please create a support ticket in the DevExpress Support Center.
If you have technical questions, please create a support ticket in the DevExpress Support Center.
Thank you!
We appreciate your feedback.
We appreciate your feedback.
var DemoApp = angular.module('DemoApp', ['dx']);
DemoApp.controller('DemoController', function DemoController($scope) {
$scope.mainGenerator = 34;
$scope.subValueOne = 12;
$scope.subValueTwo = 23;
$scope.additionalGenerators = [12, 23];
$scope.gauge = {
value: $scope.mainGenerator,
subvalues: $scope.additionalGenerators
};
$scope.gaugeOptions = {
bindingOptions: {
value: "gauge.value",
subvalues: "gauge.subvalues"
},
scale: {
startValue: 10,
endValue: 40,
tickInterval: 5,
label: {
customizeText: function (arg) {
return arg.valueText + " kV";
}
}
},
tooltip: { enabled: true },
title: {
text: "Generators Voltage (kV)",
font: { size: 28 }
}
};
$scope.mainGeneratorOptions = {
bindingOptions: {
value: "mainGenerator"
},
min: 10,
max: 40,
width: 100,
showSpinButtons: true
};
$scope.additionalGeneratorOne = {
bindingOptions: {
value: "subValueOne"
},
min: 10,
max: 40,
width: 100,
showSpinButtons: true
};
$scope.additionalGeneratorTwo = {
bindingOptions: {
value: "subValueTwo"
},
min: 10,
max: 40,
width: 100,
showSpinButtons: true
};
$scope.editButton = {
text: "Apply",
width: 100,
onClick: function(e) {
$scope.additionalGenerators = [$scope.subValueOne, $scope.subValueTwo];
$scope.gauge = {
value: $scope.mainGenerator,
subvalues: $scope.additionalGenerators
};
}
};
});
<!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/20.1.4/css/dx.common.css" />
<link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/20.1.4/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/20.1.4/js/dx.all.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 id="gauge-demo">
<div class="widget-container">
<div id="gauge" dx-circular-gauge="gaugeOptions"></div>
</div>
<div class="options">
<div class="caption">Options</div>
<div class="option">
<span>Main generator</span>
<div dx-number-box="mainGeneratorOptions"></div>
</div>
<div class="option">
<span>Additional generator 1</span>
<div dx-number-box="additionalGeneratorOne"></div>
</div>
<div class="option">
<span>Additional generator 2</span>
<div dx-number-box="additionalGeneratorTwo"></div>
</div>
<div class="option">
<div dx-button="editButton"></div>
</div>
</div>
</div>
</div>
</body>
</html>
.widget-container {
margin-right: 320px;
}
.options {
padding: 20px;
background-color: rgba(191, 191, 191, 0.15);
position: absolute;
right: 0;
top: 0;
bottom: 0;
width: 260px;
}
.caption {
font-size: 18px;
font-weight: 500;
}
.option {
margin-top: 10px;
}
.option > span {
display: inline-block;
width: 155px;
}
.option > .dx-widget {
display: inline-block;
vertical-align: middle;
}
.option > .dx-button {
float: right;
}