/// <summary>
/// Reads an InkML file and creates a number list strokes from the traces.
/// </summary>
/// <param name="pathToInkMLFile">The path to ink ML file.</param>
/// <returns></returns>
public static List <Stroke> ReadInkMLFile(string pathToInkMLFile)
{
List <Stroke> r = new List <Stroke>(10);
FileStream inputstream =
new FileStream(
path + Path.DirectorySeparatorChar + pathToInkMLFile,
FileMode.Open);
XmlTextReader xmlr = new XmlTextReader(inputstream);
while ((!UPXReader.IsEndElementTypeWithName(xmlr, "ink")))
{
if (UPXReader.IsElementTypeWithName(xmlr, "trace"))
{
Console.WriteLine(XmlTools.ReadIDAttribute(xmlr));
r.Add(new Stroke(
Stroke.PointListFromInkMLTrace(
xmlr.ReadElementContentAsString())));
}
else
{
xmlr.Read(); //overread element
}
}
xmlr.Close();
inputstream.Close();
return(r);
}
/// <summary>
/// Reads an InkML trace.
/// </summary>
/// <param name="traceRef">The trace reference to read.</param>
/// <returns></returns>
public static List <Point> ReadInkMLTrace(string traceRef)
{
List <Point> retval = null;
string[] pathXmlFile = traceRef.Split('#');
string filename = path + Path.DirectorySeparatorChar + pathXmlFile[0];
string ID = pathXmlFile[1];
FileStream inputstream = new FileStream(filename, FileMode.Open);
XmlTextReader xmlr = new XmlTextReader(inputstream);
//var elements = XElement.Load(path + Path.DirectorySeparatorChar + pathXmlFile[0]);
//var myTrace = from a in elements.Elements()
// where a.Attribute("id").Value.Equals(pathXmlFile[1])
// select a.Element("trace").Value;
string trace = string.Empty;
while (xmlr.Read() && (!UPXReader.IsEndElementTypeWithName(xmlr, "ink")))
{
if ((UPXReader.IsElementTypeWithName(xmlr, "trace"))
&&
(ID == XmlTools.ReadIDAttribute(xmlr)))
{
trace = xmlr.ReadElementContentAsString();
retval = Stroke.PointListFromInkMLTrace(trace);
break; //finished reading, now splitting the trace
}
}
xmlr.Close();
inputstream.Close();
return(retval);
}
