/// <summary>
/// Erstellt einen Table aus einer Tablefile Datei
/// </summary>
/// <param name="path">Pfad zur Datei, benötigt Leserecht</param>
/// <param name="provider">Custom IEscapeSequenceProvider</param>
public Table(string path, IEscapeSequenceProvider provider = null)
{
if (provider == null)
provider = new SingleEscapes();
_chars = new List<TableEntry>();
var fs = new FileStream(path, FileMode.Open);
var sr = new StreamReader(fs, Encoding.UTF8);
string table = sr.ReadToEnd();
fs.Close();
sr.Dispose();
foreach (string line in table.Split(new[] { "\r\n", "\n" }, StringSplitOptions.None))
{
_chars.Add(TableEntry.FromString(line, provider));
}
}
public static TableEntry FromString(string input, IEscapeSequenceProvider sequenceProvider)
{
IEscapeSequence[] sequences = sequenceProvider.Sequences;
string[] split = input.Split('=');
string hex = split[0];
string disp = split[1];
var sr = new StringReader(hex);
var c = (char)sr.Peek();
if (c != '\\')
{
return new TableEntry(new[] { Convert.ToByte(sr.ReadToEnd(), 16)}, disp);
}
sr.Read();
var s = (char)sr.Read();
if (sequences.All(sequence => sequence.Sequence != s))
throw new Exception(string.Format("Escape Sequenz {0} wurde nicht gefunden", s));
IEscapeSequence foundSequence = sequences.First(sequence => sequence.Sequence == s);
return new TableEntry(foundSequence.Resolve(sr), disp);
}
