public override void SerializePoints(Stream stream, int numPoints)
{
IFormatter formatter = new BinaryFormatter();
// Calculate the number of strokes to serialize
int index = this.myInk.Strokes.Count;
int countLeft = numPoints;
while (countLeft > 0 && index > 0)
{
index--;
countLeft -= this.myInk.Strokes[index].GetPoints().Length;
}
// Index is now -1 or the first stroke to send.
if (index < 0)
{
index = 0;
}
if (countLeft < 0)
{
countLeft += this.myInk.Strokes[index].GetPoints().Length;
}
// If there is a partial stroke, serialize it specially
if (countLeft > 0)
{
formatter.Serialize(stream, true); // Flag that there is a partial stroke.
}
else
{
formatter.Serialize(stream, false); // Flag that there is no partial stroke.
}
// Serialize just a zero (length) for an empty scribble.
if (this.myInk.Strokes.Count - index == 0)
{
formatter.Serialize(stream, 0);
}
else
{
// Serialize all remaining strokes completely
Ink.Ink ink = new Ink.Ink();
int[] ids = new int[this.myInk.Strokes.Count - index];
for (int i = index; i < this.myInk.Strokes.Count; i++)
{
ids[i - index] = this.myInk.Strokes[i].Id;
}
// Note: AddStrokesAtRectangle is used since the documentation for AddStrokes
// states that the strokes must *already* be in the ink object (so, it's only
// used for updating custom strokes collections??).
Ink.Strokes strokes = this.myInk.CreateStrokes(ids);
ink.AddStrokesAtRectangle(strokes, strokes.GetBoundingBox());
byte[] inkBytes = ink.Save();
formatter.Serialize(stream, inkBytes.Length);
stream.Write(inkBytes, 0, inkBytes.Length);
}
}
/// <summary>
///
/// </summary>
/// <param name="document"></param>
/// <param name="strokes"></param>
/// <param name="label"></param>
public void createShapeWithLabel(MakeXML document, Microsoft.Ink.Strokes strokes, string label)
{
//Create the new shape we will add
Shape toAdd = new Shape(System.Guid.NewGuid().ToString(), label, "", label);
//Extra information for the shape
toAdd.Source = "LabelerSession" + this.GetHashCode().ToString();
toAdd.Width = strokes.GetBoundingBox().Width.ToString();
toAdd.Height = strokes.GetBoundingBox().Height.ToString();
toAdd.X = strokes.GetBoundingBox().X.ToString();
toAdd.Y = strokes.GetBoundingBox().Y.ToString();
ulong currentTime;
ulong bestTime = 0;
foreach (Microsoft.Ink.Stroke stroke in strokes)
{
int id = stroke.Id;
Stroke s = (Stroke)idToCStroke[id];
Stroke.Arg arg = new Stroke.Arg(s.Type, s.Id);
toAdd.Args.Add(arg);
currentTime = Convert.ToUInt64(s.Time);
if (currentTime > bestTime)
{
bestTime = currentTime;
}
}
toAdd.Time = bestTime.ToString();
document.addShape(toAdd);
}
