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https://github.com/kozakdenys/qr-code-styling
Automaticly generate your styled QR code in your web app.
https://github.com/kozakdenys/qr-code-styling
Last synced: 3 months ago
JSON representation
Automaticly generate your styled QR code in your web app.
- Host: GitHub
- URL: https://github.com/kozakdenys/qr-code-styling
- Owner: kozakdenys
- License: mit
- Created: 2019-08-07T22:34:59.000Z (almost 5 years ago)
- Default Branch: master
- Last Pushed: 2024-02-06T20:24:56.000Z (5 months ago)
- Last Synced: 2024-04-04T08:47:03.515Z (3 months ago)
- Language: TypeScript
- Homepage: https://qr-code-styling.com
- Size: 1.52 MB
- Stars: 1,196
- Watchers: 19
- Forks: 395
- Open Issues: 131
-
Metadata Files:
- Readme: README.md
- License: LICENSE
Lists
- awesome-stars - kozakdenys/qr-code-styling - Automaticly generate your styled QR code in your web app. (TypeScript)
- my-awesome - kozakdenys/qr-code-styling - Automaticly generate your styled QR code in your web app. (TypeScript)
README
# QR Code Styling
[![Version](https://img.shields.io/npm/v/qr-code-styling.svg)](https://www.npmjs.org/package/qr-code-styling)JavaScript library for generating QR codes with a logo and styling.
Try it here https://qr-code-styling.com
If you have issues / suggestions / notes / questions, please open an issue or contact me. Let's create a cool library together.
### Examples
### Installation
```
npm install qr-code-styling
```### Usage
```HTML
QR Code Styling
const qrCode = new QRCodeStyling({
width: 300,
height: 300,
type: "svg",
data: "https://www.facebook.com/",
image: "https://upload.wikimedia.org/wikipedia/commons/5/51/Facebook_f_logo_%282019%29.svg",
dotsOptions: {
color: "#4267b2",
type: "rounded"
},
backgroundOptions: {
color: "#e9ebee",
},
imageOptions: {
crossOrigin: "anonymous",
margin: 20
}
});qrCode.append(document.getElementById("canvas"));
qrCode.download({ name: "qr", extension: "svg" });```
---[**React example (Codesandbox)**](https://codesandbox.io/s/qr-code-styling-react-example-l8rwl?file=/src/App.js)
[**Angular example (Codesandbox)**](https://codesandbox.io/s/agitated-panini-tpgb2?file=/src/app/app.component.ts)
---
[**React example (source)**](https://github.com/kozakdenys/qr-code-styling-examples/tree/master/examples/react)
[**Angular example (source)**](https://github.com/kozakdenys/qr-code-styling-examples/tree/master/examples/angular)
[**Vue example (source)**](https://github.com/kozakdenys/qr-code-styling-examples/tree/master/examples/vue)
---
### API Documentation
#### QRCodeStyling instance
`new QRCodeStyling(options) => QRCodeStyling`Param |Type |Description
-------|------|------------
options|object|Init object`options` structure
Property |Type |Default Value|Description
-----------------------|-------------------------|-------------|-----------------------------------------------------
width |number |`300` |Size of canvas
height |number |`300` |Size of canvas
type |string (`'canvas' 'svg'`)|`canvas` |The type of the element that will be rendered
data |string | |The date will be encoded to the QR code
image |string | |The image will be copied to the center of the QR code
margin |number |`0` |Margin around canvas
qrOptions |object | |Options will be passed to `qrcode-generator` lib
imageOptions |object | |Specific image options, details see below
dotsOptions |object | |Dots styling options
cornersSquareOptions |object | |Square in the corners styling options
cornersDotOptionsHelper|object | |Dots in the corners styling options
backgroundOptions |object | |QR background styling options`options.qrOptions` structure
Property |Type |Default Value
--------------------|--------------------------------------------------|-------------
typeNumber |number (`0 - 40`) |`0`
mode |string (`'Numeric' 'Alphanumeric' 'Byte' 'Kanji'`)|
errorCorrectionLevel|string (`'L' 'M' 'Q' 'H'`) |`'Q'``options.imageOptions` structure
Property |Type |Default Value|Description
------------------|---------------------------------------|-------------|------------------------------------------------------------------------------
hideBackgroundDots|boolean |`true` |Hide all dots covered by the image
imageSize |number |`0.4` |Coefficient of the image size. Not recommended to use ove 0.5. Lower is better
margin |number |`0` |Margin of the image in px
crossOrigin |string(`'anonymous' 'use-credentials'`)| |Set "anonymous" if you want to download QR code from other origins.`options.dotsOptions` structure
Property|Type |Default Value|Description
--------|------------------------------------------------------------------------------|-------------|-------------------
color |string |`'#000'` |Color of QR dots
gradient|object | |Gradient of QR dots
type |string (`'rounded' 'dots' 'classy' 'classy-rounded' 'square' 'extra-rounded'`)|`'square'` |Style of QR dots`options.backgroundOptions` structure
Property|Type |Default Value
--------|------|-------------
color |string|`'#fff'`
gradient|object|`options.cornersSquareOptions` structure
Property|Type |Default Value|Description
--------|-----------------------------------------|-------------|-----------------
color |string | |Color of Corners Square
gradient|object | |Gradient of Corners Square
type |string (`'dot' 'square' 'extra-rounded'`)| |Style of Corners Square`options.cornersDotOptions` structure
Property|Type |Default Value|Description
--------|-------------------------|-------------|-----------------
color |string | |Color of Corners Dot
gradient|object | |Gradient of Corners Dot
type |string (`'dot' 'square'`)| |Style of Corners DotGradient structure
`options.dotsOptions.gradient`
`options.backgroundOptions.gradient`
`options.cornersSquareOptions.gradient`
`options.cornersDotOptions.gradient`
Property |Type |Default Value|Description
----------|----------------------------|-------------|---------------------------------------------------------
type |string (`'linear' 'radial'`)|"linear" |Type of gradient spread
rotation |number |0 |Rotation of gradient in radians (Math.PI === 180 degrees)
colorStops|array of objects | |Gradient colors. Example `[{ offset: 0, color: 'blue' }, { offset: 1, color: 'red' }]`Gradient colorStops structure
`options.dotsOptions.gradient.colorStops[]`
`options.backgroundOptions.gradient.colorStops[]`
`options.cornersSquareOptions.gradient.colorStops[]`
`options.cornersDotOptions.gradient.colorStops[]`
Property|Type |Default Value|Description
--------|----------------|-------------|-----------------------------------
offset |number (`0 - 1`)| |Position of color in gradient range
color |string | |Color of stop in gradient range#### QRCodeStyling methods
`QRCodeStyling.append(container) => void`Param |Type |Description
---------|-----------|-----------
container|DOM element|This container will be used for appending of the QR code`QRCodeStyling.getRawData(extension) => Promise`
Param |Type |Default Value|Description
---------|------------------------------------|-------------|------------
extension|string (`'png' 'jpeg' 'webp' 'svg'`)|`'png'` |Blob type`QRCodeStyling.update(options) => void`
Param |Type |Description
-------|------|--------------------------------------
options|object|The same options as for initialization`QRCodeStyling.download(downloadOptions) => Promise`
Param |Type |Description
---------------|------|------------
downloadOptions|object|Options with extension and name of file (not required)`downloadOptions` structure
Property |Type |Default Value|Description
---------|------------------------------------|-------------|-----------------------------------------------------
name |string |`'qr'` |Name of the downloaded file
extension|string (`'png' 'jpeg' 'webp' 'svg'`)|`'png'` |File extension### License
[MIT License](https://raw.githubusercontent.com/kozakdenys/qr-code-styling/master/LICENSE). Copyright (c) 2021 Denys Kozak