kzjn10 / flutter_signaturewidget Goto Github PK

if (signatureValue?.isEmpty??false) {
  return '';
}

for (final item in signatureValue!) {
  if (result.toString().trim().length != 0) {
    result.write('|');
  }

  if (item!=null) {
    result.write('${item.dx},${item.dy}');
  } else {
    result.write('null');
  }
}

return result.toString();

if (value.trim().length == 0) {
  return result;
}

final offsetList = value.split('|');
if (offsetList.length != 0) {
  for (final item in offsetList) {
    if (item!= 'null') {
      final temp = item.split(',');
      if (temp.length == 2) {
        final offset = Offset(double.parse(temp[0]), double.parse(temp[1]));
        result.add(offset);
      }
    } else
      result.add(null);
  }
}

return result;