decodeTextWidthBasis static method

TextWidthBasis? decodeTextWidthBasis(
  1. dynamic value, {
  2. bool validate = true,
})

Decodes the value to a TextWidthBasis. Supported values are:

  • longestLine
  • parent

Implementation

static TextWidthBasis? decodeTextWidthBasis(
  dynamic value, {
  bool validate = true,
}) {
  TextWidthBasis? result;

  if (value is TextWidthBasis) {
    result = value;
  } else {
    _checkSupported(
      'TextWidthBasis',
      [
        'longestLine',
        'parent',
      ],
      value,
    );

    if (value != null) {
      assert(SchemaValidator.validate(
        schemaId: '$_baseSchemaUrl/text_width_basis',
        value: value,
        validate: validate,
      ));
      switch (value) {
        case 'longestLine':
          result = TextWidthBasis.longestLine;
          break;
        case 'parent':
          result = TextWidthBasis.parent;
          break;
      }
    }
  }

  return result;
}