-
Data Grid
- Overview
-
Data Binding
-
Paging and Scrolling
-
Editing
-
Grouping
-
Filtering and Sorting
- Focused Row
-
Row Drag & Drop
-
Selection
-
Columns
- State Persistence
-
Appearance
-
Templates
-
Data Summaries
-
Master-Detail
-
Export to PDF
-
Export to Excel
-
Adaptability
- Keyboard Navigation
-
Pivot Grid
- Overview
-
Data Binding
-
Field Chooser
-
Features
-
Export to Excel
-
Tree List
- Overview
-
Data Binding
- Sorting
- Paging
-
Editing
- Node Drag & Drop
- Focused Row
-
Selection
-
Filtering
-
Column Customization
- State Persistence
- Adaptability
- Keyboard Navigation
-
Scheduler
- Overview
-
Data Binding
-
Views
-
Features
- Virtual Scrolling
-
Grouping
-
Customization
- Adaptability
-
Html Editor
-
Chat
-
Diagram
- Overview
-
Data Binding
-
Featured Shapes
-
Custom Shapes
-
Document Capabilities
-
User Interaction
- UI Customization
- Adaptability
-
Charts
- Overview
-
Data Binding
-
Area Charts
-
Bar Charts
- Bullet Charts
-
Doughnut Charts
-
Financial Charts
-
Line Charts
-
Pie Charts
-
Point Charts
-
Polar and Radar Charts
-
Range Charts
-
Sparkline Charts
-
Tree Map
-
Funnel and Pyramid Charts
- Sankey Chart
-
Combinations
-
More Features
-
Export
-
Selection
-
Tooltips
-
Zooming
-
-
Gantt
- Overview
-
Data
-
UI Customization
- Strip Lines
- Export to PDF
- Sorting
-
Filtering
-
Gauges
- Overview
-
Data Binding
-
Bar Gauge
-
Circular Gauge
-
Linear Gauge
-
Navigation
- Overview
- Accordion
-
Menu
- Multi View
-
Drawer
-
Tab Panel
-
Tabs
-
Toolbar
- Pagination
-
Tree View
- Right-to-Left Support
-
Layout
-
Editors
- Overview
- Autocomplete
-
Calendar
- Check Box
- Color Box
-
Date Box
-
Date Range Box
-
Drop Down Box
-
Number Box
-
Select Box
- Switch
-
Tag Box
- Text Area
- Text Box
- Validation
- Custom Text Editor Buttons
- Right-to-Left Support
- Editor Appearance Variants
-
Forms and Multi-Purpose
- Overview
- Button Group
- Field Set
-
Filter Builder
-
Form
- Radio Group
-
Range Selector
- Numeric Scale (Lightweight)
- Numeric Scale
- Date-Time Scale (Lightweight)
- Date-Time Scale
- Logarithmic Scale
- Discrete scale
- Custom Formatting
- Use Range Selection for Calculation
- Use Range Selection for Filtering
- Image on Background
- Chart on Background
- Customized Chart on Background
- Chart on Background with Series Template
- Range Slider
- Slider
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Sortable
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File Management
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File Manager
- Overview
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File System Types
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Customization
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File Uploader
-
-
Actions and Lists
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Action Sheet
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Button
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-
Context Menu
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List
-
Lookup
-
Maps
- Overview
-
Map
-
Vector Map
-
Dialogs and Notifications
-
Localization
Related Demos:
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JavaScript/jQuery Gauges - Update Linear Gauge Data at Runtime
This demo illustrates data binding in the LinearGauge component. The bound data changes when a user selects a new location in the City drop-down menu.
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Backend API
$(() => {
const temperatureGauge = $('#temperatureGauge').dxLinearGauge({
title: {
text: 'Temperature (°C)',
font: {
size: 16,
},
},
geometry: { orientation: 'vertical' },
scale: {
startValue: -40,
endValue: 40,
tickInterval: 40,
},
rangeContainer: {
backgroundColor: 'none',
ranges: [
{ startValue: -40, endValue: 0, color: '#679EC5' },
{ startValue: 0, endValue: 40 },
],
},
value: cities[0].data.temperature,
}).dxLinearGauge('instance');
const humidityGauge = $('#humidityGauge').dxLinearGauge({
title: {
text: 'Humidity (%)',
font: {
size: 16,
},
},
geometry: { orientation: 'vertical' },
scale: {
startValue: 0,
endValue: 100,
tickInterval: 10,
},
rangeContainer: { backgroundColor: '#CACACA' },
valueIndicator: { type: 'rhombus', color: '#A4DDED' },
value: cities[0].data.humidity,
}).dxLinearGauge('instance');
const pressureGauge = $('#pressureGauge').dxLinearGauge({
title: {
text: 'Barometric Pressure (mb)',
font: {
size: 16,
},
},
geometry: { orientation: 'vertical' },
scale: {
label: {
format: {
type: 'decimal',
},
},
startValue: 900,
endValue: 1100,
customTicks: [900, 1000, 1020, 1100],
},
rangeContainer: {
ranges: [
{ startValue: 900, endValue: 1000, color: '#679EC5' },
{ startValue: 1000, endValue: 1020, color: '#A6C567' },
{ startValue: 1020, endValue: 1100, color: '#E18E92' },
],
},
valueIndicator: { type: 'circle', color: '#E3A857' },
value: cities[0].data.pressure,
}).dxLinearGauge('instance');
$('#selectbox').dxSelectBox({
dataSource: cities,
inputAttr: { 'aria-label': 'City' },
onSelectionChanged(e) {
const weatherData = e.selectedItem.data;
temperatureGauge.option('value', weatherData.temperature);
humidityGauge.option('value', weatherData.humidity);
pressureGauge.option('value', weatherData.pressure);
},
displayExpr: 'name',
value: cities[0],
});
});
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml" lang="en">
<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=5.0" />
<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/24.1.7/css/dx.light.css" />
<script src="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 class="long-title"><h3>Weather Indicators</h3></div>
<div id="gauge-demo">
<div class="gauge-element" id="temperatureGauge"></div>
<div class="gauge-element" id="humidityGauge"></div>
<div class="gauge-element" id="pressureGauge"></div>
</div>
<div id="selectbox"></div>
</div>
</body>
</html>
#gauge-demo {
width: 90%;
margin: 0 auto;
}
#gauge-demo .gauge-element {
height: 400px;
width: 33%;
float: left;
}
.dx-selectbox {
margin: 10px auto 0;
width: 200px;
}
#gauge-demo::after {
content: ".";
display: block;
clear: both;
visibility: hidden;
line-height: 0;
height: 0;
}
.long-title h3 {
font-weight: 200;
font-size: 28px;
text-align: center;
margin-bottom: 20px;
}
const cities = [{
name: 'London',
id: '1',
data: {
temperature: 10,
humidity: 81,
pressure: 1002.1,
},
}, {
name: 'Berlin',
id: '2',
data: {
temperature: 14,
humidity: 58,
pressure: 1008.5,
},
}, {
name: 'New York',
id: '3',
data: {
temperature: 3,
humidity: 89,
pressure: 1016.2,
},
}, {
name: 'Moscow',
id: '4',
data: {
temperature: 2,
humidity: 51,
pressure: 1016.5,
},
}, {
name: 'Bangkok',
id: '5',
data: {
temperature: 37,
humidity: 39,
pressure: 1007.0,
},
}];