/// <summary>
/// Read a float setting.
/// </summary>
public static float getFloat(string key, float def)
{
string defString = def.ToString();
string valString = "";
float value = 0;
valString = getString(key, defString);
try
{
value = (float)UtilsLang.toDouble(valString);
}
catch
{
value = def;
}
return(value);
}
/// <summary>
/// Parse the subtitle file and return a list of lines.
/// </summary>
override public List <InfoLine> parse()
{
List <InfoLine> lineInfos = new List <InfoLine>();
StreamReader subFile = new StreamReader(this.File, this.SubsEncoding);
XmlTextReader xmlReader = new XmlTextReader(subFile);
xmlReader.XmlResolver = null; // Ignore dtd
DateTime startTime = new DateTime();
DateTime endTime = new DateTime();
DateTime curTime = new DateTime();
DateTime turnEndTime = new DateTime();
string dialogText = "";
int syncCount = 0;
while (xmlReader.Read())
{
if (xmlReader.NodeType == XmlNodeType.Element)
{
if (xmlReader.Name.ToLower() == "sync")
{
// Example sync: <Sync time="1.027"/>
syncCount++;
string timeStr = xmlReader.GetAttribute("time");
try
{
curTime = new DateTime();
curTime = curTime.AddSeconds(UtilsLang.toDouble(timeStr));
}
catch (Exception e1)
{
throw new Exception(String.Format("Incorrect time format detected: {0}\n\n{1}", timeStr, e1));
}
if (syncCount == 1)
{
startTime = curTime;
}
else if (syncCount == 2)
{
endTime = curTime;
}
else
{
startTime = endTime;
endTime = curTime;
}
// If this is not the first time and the length isn't blank
if ((syncCount > 1) && (dialogText.Length != 0))
{
lineInfos.Add(this.createLineInfo(dialogText, startTime, endTime));
dialogText = "";
}
}
else if (xmlReader.Name.ToLower() == "turn")
{
// Example turn: <Turn speaker="spk1" startTime="2.263" endTime="25.566">
string timeStr = xmlReader.GetAttribute("endTime");
turnEndTime = new DateTime();
turnEndTime = curTime.AddSeconds(UtilsLang.toDouble(timeStr));
}
}
else if (xmlReader.NodeType == XmlNodeType.Text)
{
dialogText += xmlReader.Value;
}
else if (xmlReader.NodeType == XmlNodeType.EndElement)
{
// This section handles the final line before the </turn>.
// We need to do this because there isn't a Sync tag after the final line.
if (xmlReader.Name.ToLower() == "turn") // </Turn>
{
const double MAX_FINAL_LINE_DURATION = 10.0;
startTime = endTime;
endTime = turnEndTime;
// Calculate the difference between the startTime and turnEndTime and make sure that
// it is a reasonable length. We do this because the turn end time isn't necessarily
// the end of the line. If it is not a reasonable length, set it to MAX_FINAL_LINE_DURATION.
double diffTime = endTime.TimeOfDay.TotalSeconds - startTime.TimeOfDay.TotalSeconds;
if (diffTime > MAX_FINAL_LINE_DURATION)
{
endTime = startTime;
endTime = endTime.AddSeconds(MAX_FINAL_LINE_DURATION);
}
if ((syncCount >= 1) && (dialogText.Length != 0))
{
lineInfos.Add(this.createLineInfo(dialogText, startTime, endTime));
dialogText = "";
}
// If needed, restore endtime to the turnEndTime
if (diffTime >= MAX_FINAL_LINE_DURATION)
{
endTime = turnEndTime;
}
}
}
}
subFile.Close();
// Since the dialog lines don't have to be in chronological order, sort by the start time
lineInfos.Sort();
return(lineInfos);
}
