pixi.js/lib/scene/text-html/utils/extractFontFamilies.js

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'use strict';

"use strict";
function extractFontFamilies(text, style) {
  const fontFamily = style.fontFamily;
  const fontFamilies = [];
  const dedupe = {};
  const regex = /font-family:([^;"\s]+)/g;
  const matches = text.match(regex);
  function addFontFamily(fontFamily2) {
    if (!dedupe[fontFamily2]) {
      fontFamilies.push(fontFamily2);
      dedupe[fontFamily2] = true;
    }
  }
  if (Array.isArray(fontFamily)) {
    for (let i = 0; i < fontFamily.length; i++) {
      addFontFamily(fontFamily[i]);
    }
  } else {
    addFontFamily(fontFamily);
  }
  if (matches) {
    matches.forEach((match) => {
      const fontFamily2 = match.split(":")[1].trim();
      addFontFamily(fontFamily2);
    });
  }
  for (const i in style.tagStyles) {
    const fontFamily2 = style.tagStyles[i].fontFamily;
    addFontFamily(fontFamily2);
  }
  return fontFamilies;
}

exports.extractFontFamilies = extractFontFamilies;
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