getSpeechRateValidRange property
Future<SpeechRateValidRange>
getSpeechRateValidRange
Implementation
Future<SpeechRateValidRange> get getSpeechRateValidRange async {
final validRange = await _channel.invokeMethod('getSpeechRateValidRange')
as Map<dynamic, dynamic>;
final min = double.parse(validRange['min'].toString());
final normal = double.parse(validRange['normal'].toString());
final max = double.parse(validRange['max'].toString());
final platformStr = validRange['platform'].toString();
final platform =
TextToSpeechPlatform.values.firstWhere((e) => e.name == platformStr);
return SpeechRateValidRange(min, normal, max, platform);
}