QRCodeComponent

Represents the Kendo UI QR Code component for Angular.

Shows a QR Code for the provided value.

ts

import { Component } from '@angular/core';

@Component({
   selector: 'my-app',
   template: `
       <kendo-qrcode value="https://www.telerik.com/kendo-angular-ui">
       </kendo-qrcode>
   `
})
export class AppComponent {
}

Selector

kendo-qrcode

Export Name

Accessible in templates as #kendoQRCodeInstance="kendoQRCode"

Inputs

Name	Type	Default	Description
background?	string	"white"	Sets the background color of the QR Code. Accepts any valid CSS color string, such as hex or rgb.
border?	Border		Sets the border of the QR Code.
color?	string	"black"	Sets the color of the QR Code. Accepts any valid CSS color string, such as hex or rgb.
encoding?	QRCodeEncoding	"ISO_8859_1"	Sets the encoding mode for the value. Important The UTF-8 encoding is not part of the specifications and some readers may not support it.
errorCorrection?	QRCodeErrorCorrection	"L"	Sets the error correction level.
overlay?	QRCodeOverlay		Sets an optional image overlay to display over the QR Code. Note Always test if the code scans correctly with the overlay. If needed, increase the errorCorrection level to "M" or "H".
padding?	number	0	Sets the padding for the QR Code in pixels.
renderAs?	RenderMode	"svg"	Sets the rendering mode for the QR Code.
resizeRateLimit	number	10	Limits how often the QR Code resizes automatically. Sets the maximum redraws per second when the container size changes. Set to 0 to disable automatic resizing.
size?	string | number	"200px"	Sets the size of the QR Code. Numeric values are in pixels. If no size is specified, the size will be determined from the element width and height. If the element has width or height of zero, a default value of 200 pixels will be used.
value	string | number		Sets the value to encode in the QR Code.

Methods

exportImage
Exports the component as an image. The export operation is asynchronous and returns a promise.
Parameters options ImageExportOptions The parameters for the exported image.
Returns Promise<string> A promise that will be resolved with a PNG image encoded as a Data URI.

exportSVG
Exports the component as an SVG document. The export operation is asynchronous and returns a promise.
Parameters options SVGExportOptions The parameters for the exported file.
Returns Promise<string> A promise that will be resolved with an SVG document that is encoded as a Data URI.

exportVisual
Exports the component as a Drawing Group.
Returns Group The exported Group.

resize
Detects the size of the container and redraws the component. Resizing is automatic unless you set the resizeRateLimit option to 0.