public void PlaceLine(LineInformation lineInformation)
{
var connectionId = this.Context.ConnectionId;
Debug.WriteLine(string.Format("{0}: {1}", connectionId, JsonConvert.SerializeObject(lineInformation)));
var allClients = this.Clients.All;
allClients.DrawLine(lineInformation);
}
private void InvokePlaceLine(Point point)
{
if ((point.X < 0) || (point.Y < 0))
{
return;
}
var color = colorPicker.Color;
var lineInformation = new LineInformation
{
X0 = lastPoint_.X,
Y0 = lastPoint_.Y,
X1 = point.X,
Y1 = point.Y,
Alpha = color.A,
Red = color.R,
Green = color.G,
Blue = color.B
};
lastPoint_ = point;
Debug.WriteLine(string.Format("InvokePlaceLine: {0}", JsonConvert.SerializeObject(lineInformation)));
shareWhiteBoardHub_.Invoke("PlaceLine", lineInformation);
}
private void OnDrawLine(LineInformation lineInformation)
{
Debug.WriteLine(string.Format("OnDrawLine: {0}", JsonConvert.SerializeObject(lineInformation)));
this.Dispatcher.BeginInvoke(new Action(() =>
{
var polyline = new Polyline
{
Stroke = new SolidColorBrush(Color.FromArgb(
lineInformation.Alpha,
lineInformation.Red,
lineInformation.Green,
lineInformation.Blue)),
StrokeThickness = 2
};
polyline.Points.Add(new Point(lineInformation.X0, lineInformation.Y0));
polyline.Points.Add(new Point(lineInformation.X1, lineInformation.Y1));
whiteBoard.Children.Add(polyline);
}));
}
