react-native-qrcode-styled/lib/module/components/SVGQRLogo.js

A fully customizable QR Code generator for React Native based on react-native-svg and javascript-qrcode.

"use strict";

import React, { useEffect, useMemo } from 'react';
import { Image as SVGImage } from 'react-native-svg';
import useQRCodeLogoSize from "../hooks/useQRCodeLogoSize.js";
import { jsx as _jsx } from "react/jsx-runtime";
export default function SVGQRLogo({
  errorCorrectionLevel,
  pieceSize,
  qrCodeSize,
  padding = 0,
  scale = 1,
  href,
  x,
  y,
  onChange,
  ...props
}) {
  const {
    width,
    height
  } = useQRCodeLogoSize({
    errorCorrectionLevel,
    logoHref: href,
    logoScale: scale,
    pieceSize,
    qrCodeSize
  });
  const svgSize = pieceSize * qrCodeSize;
  const hasSize = width > 0 && height > 0;
  const logoX = Number(x ?? (width ? svgSize / 2 - width / 2 : 0));
  const logoY = Number(y ?? (height ? svgSize / 2 - height / 2 : 0));
  const logoArea = useMemo(() => hasSize ? {
    x: logoX,
    y: logoY,
    width,
    height
  } : undefined, [hasSize, logoX, logoY, width, height]);
  useEffect(() => {
    if (hasSize) {
      onChange?.(logoArea);
    }
    // eslint-disable-next-line react-hooks/exhaustive-deps
  }, [hasSize, logoArea]);

  // padding limitations
  let _padding = padding;
  if (_padding * 2 > width) {
    _padding = width / 2;
  }
  if (_padding * 2 > height) {
    _padding = height / 2;
  }
  if (!hasSize) {
    return null;
  }
  return /*#__PURE__*/_jsx(SVGImage, {
    href: href,
    x: logoX + _padding,
    y: logoY + _padding,
    preserveAspectRatio: "xMidYMid meet",
    ...props,
    width: width - _padding * 2,
    height: height - _padding * 2
  });
}
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