public RTDrawStroke(Microsoft.Ink.Ink ink, Guid guid, bool strokeFinished, Guid deckGuid, int slideIndex)
{
this.ink = ink;
this.guid = guid;
this.strokeFinished = strokeFinished;
this.deckGuid = deckGuid;
this.slideIndex = slideIndex;
}
// This function will load XML into the ink object.
// It will repopulate the text boxes using the data stored in the XML.
private void LoadXML(Stream s)
{
// This object will encode our byte data to a UTF8 string
UTF8Encoding utf8 = new UTF8Encoding();
XmlDocument xd = new XmlDocument();
XmlNodeList nodes;
Microsoft.Ink.Ink loadedInk = new Microsoft.Ink.Ink();
// Load the XML data into an XMLDocument object
xd.Load(s);
// Get the data in the ink node
nodes = xd.GetElementsByTagName("Ink");
// load the ink into a new ink object
// once an ink object has been "dirtied" it can never load ink again
if (0 != nodes.Count)
{
loadedInk.Load(utf8.GetBytes(nodes[0].InnerXml));
}
// temporarily disable the ink collector and swap ink objects
// We checked the InkCollector.CollectingInk property to verify
// the user has stopped inking. Otherwise, Enabled will throw
// InvalidOperationException.
ic.Enabled = false;
ic.Ink = loadedInk;
ic.Enabled = true;
// Repaint the inkable region
Signature.Invalidate();
// Get the data in the FirstName node
nodes = xd.GetElementsByTagName("FirstName");
if (0 != nodes.Count)
{
FirstNameBox.Text = nodes[0].InnerXml;
}
else
{
FirstNameBox.Text = String.Empty;
}
// Get the data in the LastName node
nodes = xd.GetElementsByTagName("LastName");
if (0 != nodes.Count)
{
LastNameBox.Text = nodes[0].InnerXml;
}
else
{
LastNameBox.Text = String.Empty;
}
}
protected RTDrawStroke(SerializationInfo info, StreamingContext context)
{
this.ink = new Microsoft.Ink.Ink();
this.ink.Load((byte[])info.GetValue("ink", typeof(byte[])));
this.guid = new Guid(info.GetString("guid"));
this.strokeFinished = info.GetBoolean("strokeFinished");
this.deckGuid = new Guid(info.GetString("deckGuid"));
this.slideIndex = info.GetInt32("slideIndex");
}
public override void Execute()
{
this.fragPanel.StrokeToCorners = this.clearedStrokeToCorners;
this.inkForDeletedStrokes = new Ink();
this.inkForDeletedStrokes.AddStrokesAtRectangle(this.overlayInk.Ink.Strokes,
this.overlayInk.Ink.Strokes.GetBoundingBox());
this.overlayInk.Ink.DeleteStrokes();
this.fragPanel.SketchInk.Refresh();
}
// This function will load ISF into the ink object.
// It will also pull the data stored in the object's extended properties and
// repopulate the text boxes.
private void LoadISF(Stream s)
{
Microsoft.Ink.Ink loadedInk = new Microsoft.Ink.Ink();
byte[] isfBytes = new byte[s.Length];
// read in the ISF
s.Read(isfBytes, 0, (int)s.Length);
// load the ink into a new ink object
// once an ink object has been "dirtied" it can never load ink again
loadedInk.Load(isfBytes);
// temporarily disable the ink collector and swap ink objects
// We checked the InkCollector.CollectingInk property to verify
// the user has stopped inking. Otherwise, Enabled will throw
// InvalidOperationException.
ic.Enabled = false;
ic.Ink = loadedInk;
ic.Enabled = true;
// Repaint the inkable region
Signature.Invalidate();
ExtendedProperties inkProperties = ic.Ink.ExtendedProperties;
// Get the raw data out of this stroke's extended
// properties list, using our previously defined
// Guid as a key to the extended property we want.
// Since the save method stored the first and last
// name information as extended properties, we can
// remove this information now that the load is complete.
if (inkProperties.DoesPropertyExist(FirstName))
{
FirstNameBox.Text = (String)inkProperties[FirstName].Data;
inkProperties.Remove(FirstName);
}
else
{
FirstNameBox.Text = String.Empty;
}
if (inkProperties.DoesPropertyExist(LastName))
{
LastNameBox.Text = (String)inkProperties[LastName].Data;
inkProperties.Remove(LastName);
}
else
{
LastNameBox.Text = String.Empty;
}
}
/// <summary>
/// Converts a Sketch shape into a collection of Microsoft.Ink strokes.
/// </summary>
/// <param name="shape">The shape to convert</param>
/// <returns>The desired ink strokes</returns>
public Microsoft.Ink.Strokes convertToInk(Sketch.Shape shape)
{
// Create a collection of strokes
Microsoft.Ink.Ink ink = new Microsoft.Ink.Ink();
Microsoft.Ink.Strokes inkStrokes = ink.CreateStrokes();
Sketch.Substroke[] sketchStrokes = shape.Substrokes;
// Add the substrokes of our format to the strokes collection.
foreach (Sketch.Substroke sub in sketchStrokes)
{
inkStrokes.Add(convertToInk(sub, ink));
}
return(inkStrokes);
}
/// <summary>
/// Converts a Sketch substroke into a Microsoft.Ink stroke.
/// </summary>
/// <param name="substroke">The Sketch substroke to convert</param>
/// <param name="ink">A Microsoft.Ink Ink object</param>
/// <returns>The desired ink stroke</returns>
private Microsoft.Ink.Stroke convertToInk(
Sketch.Substroke substroke,
Microsoft.Ink.Ink ink)
{
int pointsCount = substroke.Points.Length;
System.Drawing.Point[] inkPoints = new System.Drawing.Point[pointsCount];
// Convert the Sketch point format to Microsoft point format
for (int i = 0; i < pointsCount; i++)
{
inkPoints[i] = new System.Drawing.Point(
(int)(substroke.Points[i].X),
(int)(substroke.Points[i].Y));
}
return(ink.CreateStroke(inkPoints));
}
private void save_with_background_Button_Copy_Click(object sender, RoutedEventArgs e)
{
StrokeCollection sc = InkCanvas.Strokes;
byte[] inkData = null;
using (MemoryStream inkMemStream = new MemoryStream())
{
sc.Save(inkMemStream);
inkData = inkMemStream.ToArray();
}
byte[] gifData = null;
using (Microsoft.Ink.Ink ink = new Microsoft.Ink.Ink())
{
ink.Load(inkData);
gifData = ink.Save(PersistenceFormat.Gif);
}
File.WriteAllBytes("c://strokes.gif", gifData);
}
private void theInkCanvas_StrokeCollected(object sender, InkCanvasStrokeCollectedEventArgs e)
{
MemoryStream ms = new MemoryStream();
theInkCanvas.Strokes.Save(ms);//canvas为InkCanvas
Microsoft.Ink.Ink ink = new Microsoft.Ink.Ink();
ink.Load(ms.ToArray());
string[] resultArray = null;//存放识别的结果
using (Microsoft.Ink.RecognizerContext myRecoContext = new Microsoft.Ink.RecognizerContext())
{
Microsoft.Ink.RecognitionStatus status;//识别的结果状态，可用于判断是否识别成功
Microsoft.Ink.RecognitionResult recoResult;
myRecoContext.Strokes = ink.Strokes;
try
{
recoResult = myRecoContext.Recognize(out status);
if (status == RecognitionStatus.NoError)
{
List <StrokeWord> slist = new List <StrokeWord>();
Microsoft.Ink.RecognitionAlternates als = recoResult.GetAlternatesFromSelection();
int resultCount = als.Count;
resultArray = new string[resultCount];
for (int i = 0; i < resultCount; i++)
{
StrokeWord sw = new StrokeWord();
sw.StrokeName = als[i].ToString();
slist.Add(sw);
//resultArray[i] = als[i].ToString();//多余
}
this.StrokeWordList = new List <StrokeWord>();
this.StrokeWordList = slist;
}
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex.ToString());
}
}
}
// This function will load XML into the ink object.
// It will repopulate the text boxes using the data stored in the XML.
private void LoadXML(Stream s)
{
// This object will encode our byte data to a UTF8 string
UTF8Encoding utf8 = new UTF8Encoding();
XmlDocument xd = new XmlDocument();
XmlNodeList nodes;
Microsoft.Ink.Ink loadedInk = new Microsoft.Ink.Ink();
// Load the XML data into an XMLDocument object
xd.Load(s);
// Get the data in the ink node
nodes = xd.GetElementsByTagName("Ink");
// load the ink into a new ink object
// once an ink object has been "dirtied" it can never load ink again
if (0 != nodes.Count)
{
loadedInk.Load(utf8.GetBytes(nodes[0].InnerXml));
}
// temporarily disable the ink collector and swap ink objects
// We checked the InkCollector.CollectingInk property to verify
// the user has stopped inking. Otherwise, Enabled will throw
// InvalidOperationException.
ic.Enabled = false;
ic.Ink = loadedInk;
ic.Enabled = true;
// Repaint the inkable region
Signature.Invalidate();
// Get the data in the FirstName node
nodes = xd.GetElementsByTagName("FirstName");
if (0 != nodes.Count)
{
FirstNameBox.Text = nodes[0].InnerXml;
}
else
{
FirstNameBox.Text = String.Empty;
}
// Get the data in the LastName node
nodes = xd.GetElementsByTagName("LastName");
if (0 != nodes.Count)
{
LastNameBox.Text = nodes[0].InnerXml;
}
else
{
LastNameBox.Text = String.Empty;
}
}
// This function will load ISF into the ink object.
// It will also pull the data stored in the object's extended properties and
// repopulate the text boxes.
private void LoadISF(Stream s)
{
Microsoft.Ink.Ink loadedInk = new Microsoft.Ink.Ink();
byte[] isfBytes = new byte[s.Length];
// read in the ISF
s.Read(isfBytes, 0, (int) s.Length);
// load the ink into a new ink object
// once an ink object has been "dirtied" it can never load ink again
loadedInk.Load(isfBytes);
// temporarily disable the ink collector and swap ink objects
// We checked the InkCollector.CollectingInk property to verify
// the user has stopped inking. Otherwise, Enabled will throw
// InvalidOperationException.
ic.Enabled = false;
ic.Ink = loadedInk;
ic.Enabled = true;
// Repaint the inkable region
Signature.Invalidate();
ExtendedProperties inkProperties = ic.Ink.ExtendedProperties;
// Get the raw data out of this stroke's extended
// properties list, using our previously defined
// Guid as a key to the extended property we want.
// Since the save method stored the first and last
// name information as extended properties, we can
// remove this information now that the load is complete.
if (inkProperties.DoesPropertyExist(FirstName))
{
FirstNameBox.Text = (String) inkProperties[FirstName].Data;
inkProperties.Remove(FirstName);
}
else
{
FirstNameBox.Text = String.Empty;
}
if (inkProperties.DoesPropertyExist(LastName))
{
LastNameBox.Text = (String) inkProperties[LastName].Data;
inkProperties.Remove(LastName);
}
else
{
LastNameBox.Text = String.Empty;
}
}
/// <summary>
/// Creates the strokes in this xml document as C# strokes and adds them to the corresponding Ink object.
/// We cannot create new strokes with the same Id's that we have in the MIT XML format, so instead we
/// return a hash table mapping the created strokes' Ids (1, 2, ... , n) with the strokes.
/// </summary>
///
/// <returns>A Hashtable that holds links back to the Converter strokes</returns>
public Hashtable getIdToCStroke(Sketch sketch, Microsoft.Ink.Ink inkObject)
{
ArrayList strokes = sketch.Shapes;
ArrayList points = sketch.Points;
Hashtable retTable = new Hashtable();
// Create a hashtable between points and IDs for easy access
Hashtable pointTable = sketch.IdToPoint;
// Now create the C# strokes
foreach (Shape s in strokes)
{
Stroke st = new Stroke(s);
// first check to be sure it's a matching shape
if (st.matches(Stroke.ShapeType.STROKE))
{
// Get all of the stroke's points
ArrayList pts = s.getArgIds();
System.Drawing.Point[] xypts = new System.Drawing.Point[pts.Count];
//int[] pressureData = new int[pts.Count];
//int[] timerData = new int[pts.Count];
int index = 0;
//Console.WriteLine( "loading stroke...");
foreach (string id in pts)
{
Point p = (Point)pointTable[id];
st.Points.Add(p);
st.Args.Add(new Stroke.Arg("Point", p.Id));
// Just get the x and the y, ignore the rest
int x = Convert.ToInt32(p.X);
int y = Convert.ToInt32(p.Y);
//Console.WriteLine( "[x: {0}, y: {1}]", x, y );
xypts[index] = new System.Drawing.Point(x, y);
//pressureData[index] = (int)p.Pressure;
//timerData[index] = (int)p.Time;
++index;
}
Microsoft.Ink.Stroke newStroke = inkObject.CreateStroke(xypts);
/*
* // http://msdn.microsoft.com/library/default.asp?url=/library/en-us/dntablet/html/TimeStampsBestPractices.asp
* // mike used: 8fe68ce5-c39c-4f52-afbb-65344e8e49ff
* newstroke.ExtendedProperties.Add(new Guid("8A54CF58-97E6-4fc5-8F06-F8BAD2E19B22"), (long)s.Time);
*
* // newstroke.SetPacketValuesByProperty(Microsoft.Ink.PacketProperty.NormalPressure, pressureData);
* newstroke.SetPacketValuesByProperty(Microsoft.Ink.PacketProperty.TimerTick, timerData);
*/
retTable.Add(newStroke.Id, st);
}
}
return(retTable);
}
/// <summary>
/// Stroke event handler fired when a stroke is just finished.
/// </summary>
/// <remarks>Notice that even if we use a InkOverlay object and not a InkCollector
/// object, the second input parameter is of type InkCollectorStrokeEventArgs</remarks>
/// <param name="sender">Event sender</param>
/// <param name="e">Event arguments (type InkCollectorStrokeEventArgs)</param>
private void inkOverlay_Stroke(object sender, InkCollectorStrokeEventArgs e)
{
if (e.Stroke.DrawingAttributes.Transparency != 255)
{
Log("A stroke has been drawn!");
// Resize the stroke before sending
Log("Resize the stroke,");
DisplaySizeInfo();
Microsoft.Ink.Strokes strokes = inkOverlay.Ink.CreateStrokes();
strokes.Add(e.Stroke);
Microsoft.Ink.Ink newInk = new Microsoft.Ink.Ink();
newInk.AddStrokesAtRectangle(strokes, strokes.GetBoundingBox());
Microsoft.Ink.Stroke copiedStroke = newInk.Strokes[0];
// Note: rtDocument.Resources.Pages[pageShowing].Image.Width cannot be
// used here because it's 5760 when open a PPT document
// Ditto for rtDocument.Resources.Pages[pageShowing].Image.Height,
// the value is 4320
float ratioWidthSend = (float)constWidthPageSend/(float)pbRTDoc.Width;
float ratioHeightSend = (float)constHeightPageSend/(float)pbRTDoc.Height;
Log(string.Format(CultureInfo.CurrentCulture, "RatioWidthSend={0}, RatioHeightSend={1}, ",
ratioWidthSend.ToString(CultureInfo.InvariantCulture),
ratioHeightSend.ToString(CultureInfo.InvariantCulture)));
copiedStroke.Scale(ratioWidthSend, ratioHeightSend);
// Send the resized stroke
Log("Send a resized stroke,");
rtDocumentHelper.SendStrokeAdd(copiedStroke);
// Copy the guid in the extendend property generated inside copieStroke
// by rtDocumentHelper.BeginSendStrokeAdd in the extended property of the
// local stroke
// Note: it is very important to do that because when the user
// delete a stroke, the stroke guid of the local and remote
// stroke must match (copieStroke is the stroke that is sent,
// e.Stroke is the local stroke)
e.Stroke.ExtendedProperties.Add(RTStroke.ExtendedPropertyStrokeIdentifier,
copiedStroke.ExtendedProperties[RTStroke.ExtendedPropertyStrokeIdentifier].Data);
}
}
