@syncfusion/ej2-circulargauge

JavaScript Circular Gauge Control

The JavaScript Circular Gauge control is ideal to visualize numeric values over a circular scale. All the circular gauge elements are rendered using Scalable Vector Graphics (SVG).

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Setup

To install the Circular Gauge and its dependent packages, use the following command.

npm install @syncfusion/ej2-circulargauge

Supported frameworks

Circular Gauge control is also offered in the following list of frameworks.

Angular	React	Vue	ASP.NET Core	ASP.NET MVC

Showcase samples

• Live update - Live Demo
• Direction compass - Live Demo

Key features

• Arc Gauge/Radial Gauge: The arc gauge or radial gauge helps in the visualization of numerical values of scales in a semi-circular or quarter-circular manner. It is possible to achieve this by changing the start and end angle values.
• Axes: Axes is a collection of circular axis that can be used to indicate numeric values.
• Ranges: Supports ranges to categorize the axis values. Any number of ranges can be added to the circular gauge.
• Ticks and labels: Provides options to customize the ticks and labels of the gauges.
• Pointers: Indicates the values on axis. Circular gauge supports three types of pointers: needle, range bar, and marker.
• Annotation: Uses any custom HTML element as annotation and place it anywhere on the gauge.
• Legend: Summarizes the information from the ranges.
• Tooltip: Provides information about the pointer and range values on hover.
• Pointer drag: Provides support to place a pointer at the desired values by dragging it.
• Range drag: Provides support to extend the start or end of the range at the desired values by dragging it.
• Print and Export: Prints or exports the rendered circular gauge to a desired format. Exporting supports four formats: PDF, PNG, JPEG and SVG.
• Templates: Templates can be used to create custom user experience in the tooltip of the circular gauge.
• Globalization: Personalize the circular gauge control with different languages, as well as culture-specific number, date and time formatting.
• Accessibility: Provides with built-in accessibility support which helps to access all the circular gauge control features through the keyboard, screen readers, or other assistive technology devices.

Support

Product support is available through the following mediums.

• Support ticket - Guaranteed Response in 24 hours | Unlimited tickets | Holiday support
• Community forum
• GitHub issues
• Request feature or report bug
• Live chat

Changelog

Check the changelog here. Get minor improvements and bug fixes every week to stay up to date with frequent updates.

License and copyright

This is a commercial product and requires a paid license for possession or use. Syncfusion’s licensed software, including this control, is subject to the terms and conditions of Syncfusion's EULA. To acquire a license for 80+ JavaScript UI controls, you can purchase or start a free 30-day trial.

A free community license is also available for companies and individuals whose organizations have less than $1 million USD in annual gross revenue and five or fewer developers.

Check the license detail here.

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