/// <summary>
/// Initializes a new instance of the <see cref="TimeWarping"/> class.
/// </summary>
/// <param name="originalSequence">The original sequence.</param>
/// <param name="otherSequence">The other sequence.</param>
public TimeWarping(Stroke originalSequence, Stroke otherSequence)
{
OriginalSequence = originalSequence.AllPoints;
OtherSequence = otherSequence.AllPoints;
InitialiseLists();
}
/// <summary>
/// Initializes a new instance of the <see cref="Radical"/> class.
/// </summary>
/// <param name="activePoints">The active points.</param>
public Radical(List<List<Point>> activePoints)
{
ActivePoints = activePoints;
for (int i = 0; i < ActivePoints.Count; i++)
{
Stroke s = new Stroke(ActivePoints[i]);
StrokeList.Add(s);
}
}
/// <summary>
/// Gets the almost random stroke.
/// </summary>
/// <param name="i">The i. Legal values 0 or 1 for one or the other stroke</param>
/// <returns></returns>
private static Stroke GetAlmostRandomStroke(int i)
{
Random rand = new Random();
List<Point> p = new List<Point>();
DateTime now = DateTime.Now;
int randNext = rand.Next((int)Math.Pow(10, 4), (int)Math.Pow(10, 5));
p.Add(new Point(1, 1, new DateTime(now.Ticks - randNext)));
randNext = rand.Next((int)Math.Pow(10, 4), (int)Math.Pow(10, 5));
p.Add(new Point(2, 2, new DateTime(now.Ticks - randNext)));
randNext = rand.Next((int)Math.Pow(10, 4), (int)Math.Pow(10, 5));
p.Add(new Point(4, 2, new DateTime(now.Ticks - randNext)));
randNext = rand.Next((int)Math.Pow(10, 4), (int)Math.Pow(10, 5));
p.Add(new Point(5, 3, new DateTime(now.Ticks - randNext)));
randNext = rand.Next((int)Math.Pow(10, 4), (int)Math.Pow(10, 5));
p.Add(new Point(6, 2, new DateTime(now.Ticks - randNext)));
randNext = rand.Next((int)Math.Pow(10, 4), (int)Math.Pow(10, 5));
p.Add(new Point(6, 3, new DateTime(now.Ticks - randNext)));
List<Point> q = new List<Point>();
randNext = rand.Next((int)Math.Pow(10, 4), (int)Math.Pow(10, 5));
q.Add(new Point(2, 4, new DateTime(now.Ticks - randNext)));
randNext = rand.Next((int)Math.Pow(10, 4), (int)Math.Pow(10, 5));
q.Add(new Point(3, 5, new DateTime(now.Ticks - randNext)));
randNext = rand.Next((int)Math.Pow(10, 4), (int)Math.Pow(10, 5));
q.Add(new Point(5, 5, new DateTime(now.Ticks - randNext)));
randNext = rand.Next((int)Math.Pow(10, 4), (int)Math.Pow(10, 5));
q.Add(new Point(6, 6, new DateTime(now.Ticks - randNext)));
randNext = rand.Next((int)Math.Pow(10, 4), (int)Math.Pow(10, 5));
q.Add(new Point(7, 5, new DateTime(now.Ticks - randNext)));
randNext = rand.Next((int)Math.Pow(10, 4), (int)Math.Pow(10, 5));
q.Add(new Point(7, 6, new DateTime(now.Ticks - randNext)));
Stroke r = null;
switch (i)
{
case 0: r = new Stroke(p);
break;
case 1: r = new Stroke(q);
break;
}
return r;
}
private static void TestStrokeHashing()
{
Random rand = new Random();
List<Point> p = new List<Point>();
DateTime now = DateTime.Now;
int randNext = rand.Next((int)Math.Pow(10,4), (int)Math.Pow(10,5));
p.Add(new Point(1, 1, new DateTime(now.Ticks - randNext)));
randNext = rand.Next((int)Math.Pow(10,4), (int)Math.Pow(10,5));
p.Add(new Point(2, 2, new DateTime(now.Ticks - randNext)));
randNext = rand.Next((int)Math.Pow(10,4), (int)Math.Pow(10,5));
p.Add(new Point(4, 2, new DateTime(now.Ticks - randNext)));
randNext = rand.Next((int)Math.Pow(10,4), (int)Math.Pow(10,5));
p.Add(new Point(5, 3, new DateTime(now.Ticks - randNext)));
randNext = rand.Next((int)Math.Pow(10,4), (int)Math.Pow(10,5));
p.Add(new Point(6, 2, new DateTime(now.Ticks - randNext)));
randNext = rand.Next((int)Math.Pow(10,4), (int)Math.Pow(10,5));
p.Add(new Point(6, 3, new DateTime(now.Ticks - randNext)));
List<Point> q = new List<Point>();
randNext = rand.Next((int)Math.Pow(10,4), (int)Math.Pow(10,5));
q.Add(new Point(2, 4, new DateTime(now.Ticks - randNext)));
randNext = rand.Next((int)Math.Pow(10,4), (int)Math.Pow(10,5));
q.Add(new Point(3, 5, new DateTime(now.Ticks - randNext)));
randNext = rand.Next((int)Math.Pow(10,4), (int)Math.Pow(10,5));
q.Add(new Point(5, 5, new DateTime(now.Ticks - randNext)));
randNext = rand.Next((int)Math.Pow(10,4), (int)Math.Pow(10,5));
q.Add(new Point(6, 6, new DateTime(now.Ticks - randNext)));
randNext = rand.Next((int)Math.Pow(10,4), (int)Math.Pow(10,5));
q.Add(new Point(7, 5, new DateTime(now.Ticks - randNext)));
randNext = rand.Next((int)Math.Pow(10,4), (int)Math.Pow(10,5));
q.Add(new Point(7, 6, new DateTime(now.Ticks - randNext)));
Stroke s = new Stroke(p);
Stroke s2 = new Stroke(p);
Stroke r = new Stroke(q);
BinaryWriter bw = new BinaryWriter(new FileStream("test", FileMode.Create, FileAccess.Write, FileShare.None));
bw.Write(s.Hash(false));
//bw.Write((byte)255);
bw.Write(s2.Hash(false));
//bw.Write((byte)255);
bw.Write(r.Hash(false));
bw.Close();
}
private static void TestRadicalHashing()
{
Random rand = new Random();
List<Point> p = new List<Point>();
DateTime now = DateTime.Now;
int randNext = rand.Next((int)Math.Pow(10, 4), (int)Math.Pow(10, 5));
p.Add(new Point(1, 1, new DateTime(now.Ticks - randNext)));
randNext = rand.Next((int)Math.Pow(10, 4), (int)Math.Pow(10, 5));
p.Add(new Point(2, 2, new DateTime(now.Ticks - randNext)));
randNext = rand.Next((int)Math.Pow(10, 4), (int)Math.Pow(10, 5));
p.Add(new Point(4, 2, new DateTime(now.Ticks - randNext)));
randNext = rand.Next((int)Math.Pow(10, 4), (int)Math.Pow(10, 5));
p.Add(new Point(5, 3, new DateTime(now.Ticks - randNext)));
randNext = rand.Next((int)Math.Pow(10, 4), (int)Math.Pow(10, 5));
p.Add(new Point(6, 2, new DateTime(now.Ticks - randNext)));
randNext = rand.Next((int)Math.Pow(10, 4), (int)Math.Pow(10, 5));
p.Add(new Point(6, 3, new DateTime(now.Ticks - randNext)));
List<Point> q = new List<Point>();
randNext = rand.Next((int)Math.Pow(10, 4), (int)Math.Pow(10, 5));
q.Add(new Point(2, 4, new DateTime(now.Ticks - randNext)));
randNext = rand.Next((int)Math.Pow(10, 4), (int)Math.Pow(10, 5));
q.Add(new Point(3, 5, new DateTime(now.Ticks - randNext)));
randNext = rand.Next((int)Math.Pow(10, 4), (int)Math.Pow(10, 5));
q.Add(new Point(5, 5, new DateTime(now.Ticks - randNext)));
randNext = rand.Next((int)Math.Pow(10, 4), (int)Math.Pow(10, 5));
q.Add(new Point(6, 6, new DateTime(now.Ticks - randNext)));
randNext = rand.Next((int)Math.Pow(10, 4), (int)Math.Pow(10, 5));
q.Add(new Point(7, 5, new DateTime(now.Ticks - randNext)));
randNext = rand.Next((int)Math.Pow(10, 4), (int)Math.Pow(10, 5));
q.Add(new Point(7, 6, new DateTime(now.Ticks - randNext)));
randNext = rand.Next((int)Math.Pow(10, 4), (int)Math.Pow(10, 5));
q.Add(new Point(8, 7, new DateTime(now.Ticks - randNext)));
randNext = rand.Next((int)Math.Pow(10, 4), (int)Math.Pow(10, 5));
q.Add(new Point(9, 8, new DateTime(now.Ticks - randNext)));
Stroke s = new Stroke(p);
Stroke s2 = new Stroke(p);
Stroke r = new Stroke(q);
List<Stroke> strokelist = new List<Stroke>();
strokelist.Add(s);
strokelist.Add(s2);
strokelist.Add(r);
Radical rad = new Radical(strokelist);
BinaryWriter bw = new BinaryWriter(new FileStream("test", FileMode.Create, FileAccess.Write, FileShare.None));
bw.Write(rad.Hash(true));
bw.Close();
}
private static Stroke ReadElementContentAsStroke(this XmlTextReader xmlr)
{
if (xmlr.NodeType == XmlNodeType.Element)
{
if (xmlr.Name == "stroke")
{
Stroke s = new Stroke();
xmlr.ReadStartElement("stroke"); //now moving to point
while (xmlr.NodeType != XmlNodeType.EndElement)
s.AllPoints.Add(xmlr.ReadElementContentAsPoint());
xmlr.ReadEndElement();
return s;
}
else throw new Exception(string.Format("Not the correct element. This was a {0}-tag", xmlr.Name));
}
else throw new Exception("Not even an element type");
}
/// <summary>
/// Reads the upx element content as a character.
/// </summary>
/// <param name="xmlr">The XMLR.</param>
/// <returns>An instance of the Stroke class</returns>
public static Stroke ReadUPXElementContentAsStroke(XmlTextReader xmlr)
{
if (UPXReader.IsUPXhLevelStroke(xmlr) && (xmlr.HasAttributes))
{
Stroke s = new Stroke();
s.ID = XmlTools.ReadIDAttribute(xmlr);
//now moving to label and reading it
//then the strokes
//if we're hitting and end element that is a hLevel stop reading
//when hLevel end element is hit, stroke is finished
while (xmlr.Read() && (!IsEndElementTypeWithName(xmlr, "hLevel")))
{
if (xmlr.NodeType == XmlNodeType.Element)
{
switch (xmlr.Name)
{
case "label":
s.Value = ReadUPXElementContentAsLabel(xmlr, s.ID);
break;
case "hwTraces":
if (IsElementTypeWithName(xmlr, "hwtraces"))
s.AllPoints = ReadUPXElementContentAsPointList(xmlr);
break;
}
}
}
return s;
}
else throw new Exception(string.Format("Not the correct element. This was a {0}-tag.", xmlr.Name));
}