public bool SaveGesture(string filename, List <TimePointF> points)
{
// add the new prototype with the name extracted from the filename.
string name = Unistroke.ParseName(filename);
if (_gestures.ContainsKey(name))
{
_gestures.Remove(name);
}
Unistroke newPrototype = new Unistroke(name, points);
_gestures.Add(name, newPrototype);
// do the xml writing
bool success = true;
XmlTextWriter writer = null;
try
{
// save the prototype as an Xml file
writer = new XmlTextWriter(filename, Encoding.UTF8);
writer.Formatting = Formatting.Indented;
writer.WriteStartDocument(true);
writer.WriteStartElement("Gesture");
writer.WriteAttributeString("Name", name);
writer.WriteAttributeString("NumPts", XmlConvert.ToString(points.Count));
writer.WriteAttributeString("Millseconds", XmlConvert.ToString(points[points.Count - 1].Time - points[0].Time));
writer.WriteAttributeString("AppName", Assembly.GetExecutingAssembly().GetName().Name);
writer.WriteAttributeString("AppVer", Assembly.GetExecutingAssembly().GetName().Version.ToString());
writer.WriteAttributeString("Date", DateTime.Now.ToLongDateString());
writer.WriteAttributeString("TimeOfDay", DateTime.Now.ToLongTimeString());
// write out the raw individual points
foreach (TimePointF p in points)
{
writer.WriteStartElement("Point");
writer.WriteAttributeString("X", XmlConvert.ToString(p.X));
writer.WriteAttributeString("Y", XmlConvert.ToString(p.Y));
writer.WriteAttributeString("T", XmlConvert.ToString(p.Time));
writer.WriteEndElement(); // <Point />
}
writer.WriteEndDocument(); // </Gesture>
}
catch (XmlException xex)
{
Console.Write(xex.Message);
success = false;
}
catch (Exception ex)
{
Console.Write(ex.Message);
success = false;
}
finally
{
if (writer != null)
{
writer.Close();
}
}
return(success); // Xml file successfully written (or not)
}
