Function processBitmapFont

plugins/plugin-print/src/load-bitmap-font.ts:138–165

(file: string, font: LoadedFont)

export type ResolveBmFont = Omit<BmFont, "pages"> & Pick<RawFont, "pages">;

export async function processBitmapFont(file: string, font: LoadedFont) {
  const chars: Record<string, BmCharacter> = {};
  const kernings: Record<string, BmKerning> = {};

  for (let i = 0; i < font.chars.length; i++) {
    const char = font.chars[i]!;
    chars[String.fromCharCode(char.id)] = char;
  }

  for (let i = 0; i < font.kernings.length; i++) {
    const firstString = String.fromCharCode(font.kernings[i]!.first);

    kernings[firstString] = kernings[firstString]! || {};
    kernings[firstString]![String.fromCharCode(font.kernings[i]!.second)] =
      font.kernings[i]!.amount;
  }

  return {
    ...font,
    chars,
    kernings,
    pages: await Promise.all(
      font.pages.map(async (page) =>
        CharacterJimp.read(path.join(path.dirname(file), page))
      )
    ),
  };
}