@native-html/iframe-plugin/lib/module/extractPrintDimensions.js

🌐 A WebView-based plugin to render iframes in react-native-render-html

export default function extractPrintDimensions({
  attrWidth,
  attrHeight,
  styleWidth,
  styleHeight,
  contentWidth
}) {
  let printWidth, printHeight;
  let ratio;

  if (typeof attrWidth === 'number' && typeof attrHeight === 'number') {
    ratio = attrWidth / attrHeight;
  } else if (typeof styleWidth === 'number' && typeof styleHeight === 'number') {
    ratio = styleWidth / styleHeight;
  } else {
    ratio = 16 / 9;
  }

  printWidth = Math.min(contentWidth, typeof attrWidth === 'number' ? attrWidth : typeof styleWidth === 'number' ? styleWidth : contentWidth);
  printHeight = printWidth / ratio;
  return {
    printWidth,
    printHeight
  };
}
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