pixi wordbreak

text.js

Text.prototype.wordWrapWordBreak = function(text) {
  var result = '';
  var lines = text.split('\n');
  var wordWrapWidth = this._style.wordWrapWidth;
  for (var i = 0; i < lines.length; i++) {
    var spaceLeft = wordWrapWidth;
    var characters = lines[i].split('');
    for (var j = 0; j < characters.length; j++) {
      var characterWidth = this.context.measureText(characters[j]).width;
      if (j === 0 || characterWidth > spaceLeft) {
        // Skip printing the newline if it's the first word of the line that is
        // greater than the word wrap width.
        if (j > 0) {
          result += '\n';
        }
        result += characters[j];
        spaceLeft = wordWrapWidth - characterWidth;
      }
      else {
        spaceLeft -= characterWidth;
        result += characters[j];
      }
    }

    if (i < lines.length - 1) {
      result += '\n';
    }
  }
  return result;
};