private void Service_StrokeUpdated(object sender, StrokeUpdatedEventArgs e)
{
var pathPart = e.PathPart;
var data = pathPart.Data.GetEnumerator();
//Data is stored XYW
float x = -1;
float y = -1;
float w = -1;
if (data.MoveNext())
{
x = data.Current;
}
if (data.MoveNext())
{
y = data.Current;
}
if (data.MoveNext())
{
//Clamp to 0.0 -> 1.0
w = Math.Max(0.0f, Math.Min(1.0f, (data.Current - 1.0f) * pFactor));
}
var point = new System.Windows.Input.StylusPoint(x * m_scale, y * m_scale, w);
if (m_addNewStrokeToModel)
{
m_addNewStrokeToModel = false;
var points = new System.Windows.Input.StylusPointCollection();
points.Add(point);
var stroke = new Stroke(points);
stroke.DrawingAttributes = m_DrawingAttributes;
Dispatcher.Invoke(DispatcherPriority.Background, new Action(() =>
{
_strokes.Add(stroke);
}));
}
else
{
Dispatcher.Invoke(DispatcherPriority.Background, new Action(() =>
{
_strokes[_strokes.Count - 1].StylusPoints.Add(point);
}));
}
}
/// <summary>
/// Converts a board point collection into a stroke.
/// </summary>
/// <param name="bpc">The BPC.</param>
/// <returns>A stroke created from the given board point collection.</returns>
private System.Windows.Ink.Stroke GetStroke(BoardPointCollection bpc)
{
System.Windows.Input.StylusPointCollection spc = new System.Windows.Input.StylusPointCollection();
bpc.Points.ForEach(point =>
{
spc.Add(new System.Windows.Input.StylusPoint(point.X, point.Y, point.PressureFactor));
});
var stroke = new System.Windows.Ink.Stroke(spc, new System.Windows.Ink.DrawingAttributes()
{
Color = (Color)ColorConverter.ConvertFromString(bpc.Color)
});
stroke.AddPropertyData(bpc.ID, bpc.User);
stroke.DrawingAttributes.Height = bpc.BrushHeight;
stroke.DrawingAttributes.Width = bpc.BrushWidth;
return(stroke);
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="sketch">SketchPanel to add a label to</param>
/// <param name="inkStrokes">InkOverlay strokes</param>
/// <param name="inkStrokes">A StrokeCollection strokes</param>
/// <param name="label">Label to apply</param>
/// <param name="domainInfo">DomainInfo for our Labeler</param>
public EndPointMoveCmd(InkToSketchWPF.InkCanvasSketch inkSketch, Sketch.EndPoint oldLoc, Point newLoc, Stroke attachedStroke, Sketch.Shape shapeAtNewLoc)
{
isUndoable = true;
this.inkSketch = inkSketch;
oldLocation = oldLoc;
newLocation = newLoc;
this.attachedStroke = attachedStroke;
this.shapeAtNewLoc = shapeAtNewLoc;
this.changedShape = inkSketch.GetSketchSubstrokeByInk(attachedStroke).ParentShape;
oldInternalConnection = changedShape.ConnectedShapes.Contains(changedShape);
newIsWire = Domain.LogicDomain.IsWire(shapeAtNewLoc.Type);
substrokesInNewShape = shapeAtNewLoc.SubstrokesL;
// Make a new stroke comprising 100 points along the straight line between oldLocation and newLocation
System.Windows.Input.StylusPointCollection line = new System.Windows.Input.StylusPointCollection();
for (double m = 0; m <= 1; m += 0.01)
{
double midX = oldLocation.X + m * (newLocation.X - oldLocation.X);
double midY = oldLocation.Y + m * (newLocation.Y - oldLocation.Y);
line.Add(new System.Windows.Input.StylusPoint(midX, midY));
}
this.newStroke = new Stroke(line);
}
private void MatchGesture()
{
int bestCost = 1000000;
int cost = 0;
int[] gest;
int[] imoves = new int[moves.Count];
for (int i = 0; i < moves.Count; i++)
{
//Console.WriteLine((int)moves[i]);
if (i > 0 && i + 1 < imoves.Length)
{
if (((int)moves[i] == 7 && (int)moves[i + 1] != 6 && (int)moves[i + 1] != 0 && (int)moves[i + 1] != 7) || ((int)moves[i + 1] == 7 && (int)moves[i] != 6 && (int)moves[i] != 0 && (int)moves[i] != 7))
{
polyPoints.Add((System.Windows.Input.StylusPoint)points[i]);
polyPoints.Add((System.Windows.Input.StylusPoint)points[i + 1]);
}
else if ((int)moves[i] != 7 && (int)moves[i + 1] != 7 && Math.Abs(((int)moves[i + 1] + 1) % 8 - ((int)moves[i] + 1) % 8) > 1)
{
polyPoints.Add((System.Windows.Input.StylusPoint)points[i]);
polyPoints.Add((System.Windows.Input.StylusPoint)points[i + 1]);
}
}
}
for (int i = 0; i < imoves.Length; i++)
{
imoves[i] = (int)moves[i];
}
System.Windows.Input.StylusPoint[] ppoints = new System.Windows.Input.StylusPoint[points.Count];
for (int i = 0; i < ppoints.Length; i++)
{
ppoints[i] = (System.Windows.Input.StylusPoint)points[i];
}
string bestGesture = string.Empty;
Rectangle irect = new Rectangle();
irect.HorizontalAlignment = HorizontalAlignment.Left;
irect.VerticalAlignment = VerticalAlignment.Top;
irect.Margin = new Thickness(rect.MinX, rect.MinY, 0, 0);
irect.Width = rect.MaxX - rect.MinX;
irect.Height = rect.MaxY - rect.MinY;
GestureInfos infos = new GestureInfos(new GestureData(imoves, ppoints, lastPoint, irect));
for (int i = 0; i < gestures.Count; i++)
{
gest = (gestures[i] as GestureProperties).Moves;
infos.Present = (gestures[i] as GestureProperties).Present;
cost = CostLeven(gest, imoves);
if (cost <= DEFAULT_FIABILITY)
{
if ((gestures[i] as GestureProperties).match != null)
{
infos.Cost = cost;
cost = (gestures[i] as GestureProperties).match(infos);
}
if (cost < bestCost)
{
bestCost = cost;
bestGesture = (gestures[i] as GestureProperties).Present;
}
}
}
MouseGestureEventArgs args = new MouseGestureEventArgs();
args.Present = bestGesture;
args.Fiability = cost;
if (GestureMatchEvent != null)
{
GestureMatchEvent(args);
}
}