2.10.0 • Published 17 days ago
react-qrcode-logo v2.10.0
react-qrcode-logo
Typescript React component to generate a customizable QR Code.
Installation
npm install --save react-qrcode-logo
Usage
import * as React from 'react';
import { QRCode } from 'react-qrcode-logo';
React.render(
<QRCode value="https://github.com/gcoro/react-qrcode-logo" />,
mountNode
);
Props
Prop | Type | Default value | Description |
---|---|---|---|
value | string | https://reactjs.org/ | The value encoded in the QR Code. When the QR Code is decoded, this value will be returned |
ecLevel | L | M | Q | H | M | The error correction level of the QR Code |
enableCORS | boolean | false | Enable crossorigin attribute |
size | number (in pixels) | 150 | The size of the QR Code |
quietZone | number (in pixels) | 10 | The size of the quiet zone around the QR Code. This will have the same color as QR Code bgColor |
bgColor | string (css color) | #FFFFFF | Background color |
fgColor | string (css color) | #000000 | Foreground color |
logoImage | string (src attribute) | The logo image. It can be a url/path or a base64 value | |
logoWidth | number (in pixels) | size * 0.2 | Logo image width |
logoHeight | number (in pixels) | logoWidth | Logo image height |
logoOpacity | number (css opacity 0 <= x <= 1) | 1 | Logo opacity. This allows you to modify the transparency of your logo, so that it won't compromise the readability of the QR Code |
logoOnLoad | () => void | Callback function to know when the logo in the QR Code is loaded | |
removeQrCodeBehindLogo | boolean | false | Removes points behind the logo. If no logoPadding is specified, the removed part will have the same size as the logo |
logoPadding | number | Adds a border with no points around the logo. When > 0, the padding will be visible even if the prop removeQrCodeBehindLogo is not set to true | |
logoPaddingStyle | square | circle | square | Sets the shape of the padding area around the logo |
qrStyle | squares | dots | fluid | squares | Style of the QR Code modules |
eyeRadius | CornerRadii | CornerRadii[] | The corner radius for the positional patterns (the three "eyes" around the QR code). See more details here | |
eyeColor | EyeColor | EyeColor[] | The color for the positional patterns (the three "eyes" around the QR code). See more details here | |
id | string | react-qrcode-logo | Optional custom id for the QRCode canvas. You can use this prop if you have multiple QRCodes and need to differentiate them |
Usage example
You can find a very simple demo project here.
Contributing
PRs and suggestions are welcome. When making a pull request, please explain in a clear way the changes you made and why you are making them (+ if you can also update the README accordingly, ty <3). Also try keep the current repo codestyle (eg. do not reformat all the code with prettier).
Thanks to everyone who contributed and/or will contribute :)
More credits
This package was inspired by cssivision/qrcode-react and zpao/qrcode.react. Also looked up some parts from kazuhikoarase/qrcode-generator (which this package depends on).