decodeBarLabelPlacement static method

BarLabelPlacement? decodeBarLabelPlacement(
  1. dynamic map, {
  2. bool validate = true,
})

Expects the map to be either a common.BarLabelPlacement or a String containing one of the following values:

  • followMeasureAxis
  • opposeAxisBaseline

Implementation

static common.BarLabelPlacement? decodeBarLabelPlacement(
  dynamic map, {
  bool validate = true,
}) {
  common.BarLabelPlacement? result;

  if (map is common.BarLabelPlacement) {
    result = map;
  } else if (map != null) {
    assert(SchemaValidator.validate(
      schemaId: '$_baseSchemaUrl/bar_label_placement',
      value: map,
      validate: validate,
    ));

    switch (map) {
      case 'followMeasureAxis':
        result = common.BarLabelPlacement.followMeasureAxis;
        break;

      case 'opposeAxisBaseline':
        result = common.BarLabelPlacement.opposeAxisBaseline;
        break;

      default:
        throw Exception('Unknown [BarLabelPlacement] encountered: [$map]');
    }
  }

  return result;
}