34 lines
972 B
TypeScript
34 lines
972 B
TypeScript
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import jsbarcode from 'jsbarcode'
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import type { QRCodeRenderersOptions } from 'qrcode'
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import { toCanvas } from 'qrcode'
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// const canvas = new OffscreenCanvas(0, 0);
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const canvas = document.createElement('canvas')
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const canvasCtx = canvas.getContext('2d')
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export async function genBarcode(text: string, options: jsbarcode.Options)
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{
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canvas.width = options.width
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canvas.height = options.height
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canvasCtx.clearRect(0, 0, options.width, options.height)
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try
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{
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jsbarcode(canvas, text, options)
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// return await canvas.transferToImageBitmap();
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return await createImageBitmap(canvas)
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} catch
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{
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return null
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}
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}
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export async function genQrcode(text: string, options: QRCodeRenderersOptions)
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{
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canvas.width = options.width
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canvas.height = options.width
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canvasCtx.clearRect(0, 0, options.width, options.width)
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await toCanvas(canvas, text, options)
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// return await canvas.transferToImageBitmap();
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return await createImageBitmap(canvas)
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}
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