octo-deno/lib/make/fonts.js

/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

make.font = {
  globalValue: function () {
    return random.pick(['inherit', 'initial', 'unset'])
  },
  style: function () {
    return random.pick(['italic', 'normal', 'oblique', 'inherit'])
  },
  variant: function () {
    return random.pick(['normal', 'small-caps', 'inherit'])
  },
  weight: function () {
    return random.pick([
      /* standard */
      ['normal', 'bold'],
      /* Relative to the parent */
      ['bolder', 'lighter'],
      /* numeric values */
      [100, 200, 300, 400, 500, 600, 700, 800, 900]
    ])
  },
  size: function () {
    return random.pick([
      /* <absolute-size> values */
      ['xx-small', 'x-small', 'small', 'medium', 'large', 'x-large', 'xx-large'],
      /* <relative-size> values */
      ['larger', 'smaller'],
      /* <length> values */
      make.number.unsignedNumber() + make.unit.unit(),
      /* <percentage> values */
      make.unit.percent()
    ])
  },
  genericFamily: function () {
    return random.pick(['serif', 'sans-serif', 'cursive', 'fantasy', 'monospace'])
  },
  familyName: function () {
    return random.pick(['Times New Roman', 'Arial', 'Courier', 'Helvetica'])
  },
  family: function () {
    let s = random.pick(make.font.familyName)
    if (random.chance(8)) {
      s += ', ' + random.pick(make.font.genericFamily)
    }
    return s
  },
  font: function () {
    let s = ''
    if (random.chance(4)) {
      s += random.pick(make.font.style) + ' '
    }
    if (random.chance(4)) {
      s += random.pick(make.font.variant) + ' '
    }
    if (random.chance(4)) {
      s += random.pick(make.font.weight) + ' '
    }
    if (random.chance(4)) {
      s += make.number.any() + '/'
    }
    s += make.font.size()
    s += ' '
    s += make.font.family()
    return '\'' + s + '\''
  }
}