private double strokeDist(Stroke stroke1, Stroke stroke2)
{
return euclideanDist(stroke1.strokeInit, stroke2.strokeInit) +
euclideanDist(stroke1.strokeFinit, stroke2.strokeFinit);
}
/// <summary>
/// Init Stroke
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void canvas1_MouseDown(object sender, MouseButtonEventArgs e)
{
#if DEBUG
downTextBlock.Text = e.GetPosition(null).ToString();
#endif
strokeInProgress = true;
lastStrokePoint = e.GetPosition(null);
// Set up new stroke
CurStroke = new Stroke();
CurStroke.strokeInit = lastStrokePoint;
curStrokePoints.AddLast(lastStrokePoint);
}
/// <summary>
/// Given train symbols to look for, pick up the values and
/// build the trained dataset.
/// </summary>
private void LoadData()
{
foreach (char symbol in this.trainSymbols)
{
StreamReader sr = new StreamReader(symbol + ".txt");
LinkedList<Stroke> strokeList = new LinkedList<Stroke>();
while (!sr.EndOfStream)
{
Stroke stroke = new Stroke();
Point[] coords = new Point[3];
int i = 0;
string dataLine = sr.ReadLine();
foreach (string ptDataStr in dataLine.Split(':'))
{
if (!string.IsNullOrWhiteSpace(ptDataStr))
{
coords[i] = parsePoint(ptDataStr);
i++;
}
}
stroke.strokeInit = coords[0];
stroke.strokeFinit = coords[2];
stroke.centroid = coords[1];
strokeList.AddLast(stroke);
}
GlobalDataSet.Add(""+symbol, strokeList.ToArray<Stroke>());
}
}
