private void DrawingCanvas_StrokesCollected(InkPresenter sender, InkStrokesCollectedEventArgs args)
{
System.Collections.Generic.IReadOnlyList <InkStroke> strokes = sender.StrokeContainer.GetStrokes();
StrokeSampleBuilder sampleBuilder = new StrokeSampleBuilder((uint)strokes.Count);
foreach (InkStroke stroke in strokes)
{
System.Collections.Generic.IReadOnlyList <InkPoint> points = stroke.GetInkPoints();
StrokeBuilder strokeBuilder = new StrokeBuilder((uint)points.Count);
foreach (InkPoint point in points)
{
strokeBuilder.AddPoint(point.Position.X, point.Position.Y);
}
sampleBuilder.AddStroke(strokeBuilder.build());
}
StrokeSample sample = sampleBuilder.build();
Scores scores = classifier.classify(sample);
ResultsList.Items.Clear();
foreach (Score score in scores)
{
ResultsList.Items.Add(new SymbolListItem(score.Symbol, score.Value));
}
}
internal DrawingboardData GetModel()
{
DrawingboardData data = new DrawingboardData();
var strokesData = StrokeBuilder.StrokesToData(inkCanvas.Strokes, new Size(inkCanvas.ActualWidth, inkCanvas.ActualHeight));
data.ID = this.ID;
data.Strokes = strokesData;
return(data);
}
void SaveContentInBackground(object o)
{
DrawingboardData data = o as DrawingboardData;
if (data != null)
{
bool result = StrokeBuilder.Save(data);
if (result)
{
}
}
}
private void Drawingboard_Loaded(object sender, RoutedEventArgs e)
{
AttachGesture();
if (this.data != null)
{
if (this.inkCanvas.Strokes != null)
{
this.inkCanvas.Strokes.StrokesChanged -= Strokes_StrokesChanged;
}
this.inkCanvas.Strokes = StrokeBuilder.DataToStrokes(this.data.Strokes, new Size(this.inkCanvas.ActualWidth, this.inkCanvas.ActualHeight));
this.inkCanvas.Strokes.StrokesChanged += Strokes_StrokesChanged;
}
}
void Save(DrawingboardData content, RenderTargetBitmap snapShotSource)
{
string fileName = content.ID;
string snapShotAddress = StrokeBuilder.GetSnapShotAddresss(fileName);
try
{
snapShotSource.Save(snapShotAddress);
Thread saveThread = new Thread(this.SaveContentInBackground);
saveThread.Start(content);
}
catch (Exception ex)
{
return;
}
}
private void Load()
{
if (this.isLoadFiles == false)
{
this.isLoadFiles = true;
string fileDirectory = System.IO.Path.Combine(AppDomain.CurrentDomain.BaseDirectory, StrokeBuilder.FileDirectory);
if (Directory.Exists(fileDirectory) == false)
{
Directory.CreateDirectory(fileDirectory);
}
string snapShotDirectory = System.IO.Path.Combine(AppDomain.CurrentDomain.BaseDirectory, StrokeBuilder.SnapshotDirectory);
if (Directory.Exists(snapShotDirectory) == false)
{
Directory.CreateDirectory(snapShotDirectory);
}
else
{
string[] files = Directory.GetFiles(snapShotDirectory);
IEnumerable <string> orderFiles = files.OrderBy(item => item);
char[] split = { '\\' };
foreach (string file in orderFiles)
{
string[] filepath = file.Split(split);
string fileName = filepath[filepath.Length - 1];
int index = fileName.IndexOf('.');
string fileId = fileName.Substring(0, index);
Image img = new Image();
img.SetImage(file, true);
DrawingboardData data = StrokeBuilder.Load(fileId);
if (data != null)
{
this.boards.Add(fileId, data);
this.Add(img, fileId);
}
}
}
}
}
