/// <summary>
/// Load a Stroke with a corresponding substroke.
/// Precondition: Substroke is in the Sketch/FeatureSketch.
/// Postcondition: The stroke's in our bookkeeping data structures.
/// </summary>
/// <param name="inkStroke">The Stroke to add</param>
public void AddInkStrokeWithSubstroke(System.Windows.Ink.Stroke inkStroke, Sketch.Substroke substroke)
{
// Format the inkStroke
inkStroke.AddPropertyData(dtGuid, (ulong)DateTime.Now.ToFileTime());
String strokeId = System.Guid.NewGuid().ToString();
inkStroke.AddPropertyData(idGuid, strokeId);
// Add it to the data structures (InkCanvas last)
ink2sketchStr.Add(strokeId, substroke.XmlAttrs.Id);
sketchStr2ink.Add(substroke.XmlAttrs.Id, strokeId);
substrokeIdMap.Add(substroke.XmlAttrs.Id, substroke);
mInkCanvas.Strokes.Add(inkStroke);
}
/// <summary>
/// Adds a Stroke to our internal data structures - the Sketch and FeatureSketch
/// </summary>
/// Precondition: The InkStroke is not in the InkCanvas's collection of strokes.
/// Postcondition: The InkStroke has been added to the InkCanvas, Sketch's list of
/// Strokes, Substrokes, and FeatureSketch.
/// <param name="inkStroke"></param>
public void AddStroke(System.Windows.Ink.Stroke inkStroke)
{
if (mInkCanvas.Strokes.Contains(inkStroke))
{
throw new Exception("adding a stroke to the InkCanvasSketch, but it was already there!");
}
// Format the stroke
inkStroke.AddPropertyData(dtGuid, (ulong)DateTime.Now.ToFileTime());
string strokeId = Guid.NewGuid().ToString();
inkStroke.AddPropertyData(idGuid, strokeId);
// Update the dictionaries
Sketch.Stroke sketchStroke = new Sketch.Stroke(inkStroke, dtGuid, SAMPLE_RATE);
ink2sketchStr.Add(strokeId, sketchStroke.Substrokes[0].XmlAttrs.Id);
sketchStr2ink.Add(sketchStroke.Substrokes[0].Id, strokeId);
substrokeIdMap.Add(sketchStroke.Substrokes[0].Id, sketchStroke.Substrokes[0]);
// Add it to the relevant data structures (InkCanvas last.)
mFeatureSketch.AddStroke(sketchStroke);
mInkCanvas.Strokes.Add(inkStroke);
}
private void inkCScribble_MouseUp(object sender, MouseButtonEventArgs e)
{
if (inkCScribble.Strokes.Count > 0)
{
currentStroke = inkCScribble.Strokes[inkCScribble.Strokes.Count - 1];
currentStroke.AddPropertyData(strokeObjectPropertyID, Guid.NewGuid().ToString());
}
if (CurrentTool == ActiveReadingTool.Pen) //add strokes to Document (when strokes are close to each other cluster them in one strokeCollection)
{
foreach (ScribbleCollection collection in ActualDocument[ActualPage].ScribblingCollections)
{
if (Distance(currentStroke.GetBounds().TopLeft, new System.Windows.Point(collection.X, collection.Y)) < defaultClusterStrokeDistanceCm ||
Distance(currentStroke.GetBounds().BottomRight, new System.Windows.Point(collection.X, collection.Y)) < defaultClusterStrokeDistanceCm)
{
if (!collection.Scribbles.Contains(currentStroke))
{
collection.Scribbles.Add(currentStroke);
currentStroke.AddPropertyData(strokeCollectionPropertyID, collection.ID.ToString());
//creates a point for undo for this action
PushToUndoStack(ActiveReadingTool.Pen, collection, currentStroke);
}
return;
}
}
//if stroke is not close to another one, create new collection
ScribbleCollection newCollection = new ScribbleCollection();
newCollection.Scribbles = new StrokeCollection();
newCollection.Scribbles.Add(currentStroke);
currentStroke.AddPropertyData(strokeCollectionPropertyID, newCollection.ID.ToString());
ActualDocument[ActualPage].ScribblingCollections.Add(newCollection);
//creates a point for undo for this action
PushToUndoStack(ActiveReadingTool.Pen, newCollection);
}
else if (CurrentTool == ActiveReadingTool.Eraser)
inkCScribble.Strokes.Remove(currentStroke); //remove red eraser stroke
}