/// <summary>
/// Save the sentence master label info to a stream writer.
/// </summary>
/// <param name="sw">The stream writer will be saved to.</param>
/// <param name="type">Indicate the type, which will impact the context of the label.</param>
public void Save(TextWriter sw, LabelInfo.LabelType type)
{
sw.WriteLine("\"*/{0}.lab\"", _sid);
for (int i = 0; i < _listLabelInfo.Count; ++i)
{
sw.WriteLine(_listLabelInfo[i].ToString(type));
}
sw.WriteLine(EndOfSentence);
}
/// <summary>
/// Save the master labels to file.
/// </summary>
/// <param name="file">The file name.</param>
/// <param name="type">Indicate the type, which will impact the context of the master label.</param>
public void Save(string file, LabelInfo.LabelType type)
{
using (StreamWriter sw = new StreamWriter(file, false, System.Text.Encoding.ASCII))
{
sw.WriteLine(MasterLabelFileHeader);
foreach (KeyValuePair<string, LabelInfoSentence> kvp in _dictLabelInfoSent)
{
kvp.Value.Save(sw, type);
}
}
}
/// <summary>
/// Parse the line in master label file to generate a LabelInfo instance.
/// </summary>
/// <param name="line">The line from master label file.</param>
/// <returns>A new LabelInfo instance according to the line.</returns>
public static LabelInfo ParseLine(string line)
{
LabelInfo labelInfo = new LabelInfo();
string[] parts = line.Split(_splitChars, StringSplitOptions.RemoveEmptyEntries);
if (parts.Length == 3 || parts.Length == 4)
{
labelInfo.Start = int.Parse(parts[0], CultureInfo.InvariantCulture.NumberFormat);
labelInfo.End = int.Parse(parts[1], CultureInfo.InvariantCulture.NumberFormat);
labelInfo.Label = parts[2];
if (parts.Length == 4)
{
labelInfo.SecondLabel = parts[3];
}
Debug.Assert(labelInfo.End >= labelInfo.Start && labelInfo.Start >= 0, "The end time point mustn't less than the start and zero.");
}
else if (parts.Length == 1)
{
labelInfo.Label = parts[0];
}
else
{
string message = Helper.NeutralFormat("Unsupported label format : [{0}].", line);
throw new InvalidDataException(message);
}
return labelInfo;
}
