svg2ttf/lib/str.js

Converts SVG font to TTF font

'use strict'

function Str (str) {
  if (!(this instanceof Str)) {
    return new Str(str)
  }

  this.str = str

  this.toUTF8Bytes = function () {
    var byteArray = []

    for (var i = 0; i < str.length; i++) {
      if (str.charCodeAt(i) <= 0x7F) {
        byteArray.push(str.charCodeAt(i))
      } else {
        var h = encodeURIComponent(str.charAt(i)).substr(1).split('%')

        for (var j = 0; j < h.length; j++) {
          byteArray.push(parseInt(h[j], 16))
        }
      }
    }
    return byteArray
  }

  this.toUCS2Bytes = function () {
    // Code is taken here:
    // http://stackoverflow.com/questions/6226189/how-to-convert-a-string-to-bytearray
    var byteArray = []
    var ch

    for (var i = 0; i < str.length; ++i) {
      ch = str.charCodeAt(i) // get char
      byteArray.push(ch >> 8)
      byteArray.push(ch & 0xFF)
    }
    return byteArray
  }
}

module.exports = Str