18 lines
707 B
Dart
18 lines
707 B
Dart
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/// Convert decimal coordinate to degrees minutes seconds (DMS)
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String convertDecimalToDMS(double decimalValue) {
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bool isNegative = decimalValue < 0;
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double absoluteValue = decimalValue.abs();
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int degrees = absoluteValue.toInt();
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double minutesDecimal = (absoluteValue - degrees) * 60;
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int minutes = minutesDecimal.toInt();
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double secondsDecimal = (minutesDecimal - minutes) * 60;
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double seconds = double.parse(secondsDecimal.toStringAsFixed(2));
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String direction = isNegative
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? (decimalValue < 0 ? 'W' : 'S')
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: (decimalValue >= 0 ? (degrees != 0 ? 'N' : 'E') : '');
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// return formatted string
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return '${degrees.abs()}° ${minutes.abs()}\' ${seconds.abs()}" $direction';
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}
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