public static void CursorAdded(TouchCursor b)
{
if (mutex.WaitOne(TimeSpan.FromSeconds(0.0), false))
{
_window.Dispatcher.BeginInvoke(DispatcherPriority.Input, (Action)(() =>
{
System.Diagnostics.Debug.WriteLine(b.ID + "down");
if (Contacts.ContainsKey(b.ID))
{
return;
}
var device = new TouchProvider(b.ID);
device.SetActiveSource(PresentationSource.FromVisual(_window));
device.Position = new Point(b.X, b.Y);
device.width = b.Width;
device.height = b.Height;
device.Activate();
device.ReportDown();
if (!Contacts.ContainsKey(b.ID))
{
Contacts.Add(b.ID, device);
}
}));
}
}
private void myCanvas_TouchDown(object sender, TouchEventArgs e)
{
if (mutex == null)
{
mutex = new Mutex(false, "test");
}
if (mutex.WaitOne(TimeSpan.FromSeconds(0.0), false))
{
System.Diagnostics.Debug.WriteLine(e.TouchDevice.Id + "wdown");
TouchPoint tp = e.GetTouchPoint(this);
Ellipse ep = new Ellipse();
ep.Width = 50;
ep.Height = 50;
ep.Fill = new SolidColorBrush(Colors.White);
if (ht.Contains(e.TouchDevice.Id))
{
if (ht.Count > 5) // test for human or woodpecker
{
TouchProvider.StopSimulation();
MessageBox.Show("I can't receive touchpoint id:" + e.TouchDevice.Id.ToString() + " up message. Please refer to re.log");
this.Close();
}
}
else
{
ht.Add(e.TouchDevice.Id, ep);
myCanvas.Children.Add(ep);
ep.SetValue(Canvas.LeftProperty, tp.Position.X - tp.Size.Width / 2);
ep.SetValue(Canvas.TopProperty, tp.Position.Y - tp.Size.Height / 2);
}
}
}
public MainWindow()
{
InitializeComponent();
TouchProvider.BeginSimulation(this, 0.03);
}
static void timer_Tick(object sender, EventArgs e)
{
if (mutex == null)
{
mutex = new Mutex(false, "test");
}
if (mutex.WaitOne(TimeSpan.FromSeconds(0.0), false))
{
System.Diagnostics.Debug.WriteLine("------------------------------------");
int num = r.Next(MaxDownPointsFrame + 1);
for (int i = 0; i < num; i++)
{
System.Diagnostics.Debug.WriteLine(i.ToString() + "down point");
CursorAdded(TouchCursor.GetRandomCursor(GetAvailableID(), _w, _h));
}
for (int i = 0; i < Contacts.Count; i++)
{
double probability = r.NextDouble();
if (probability < UpRate)
{
TouchProvider tp = Contacts.ElementAt(i).Value as TouchProvider;
TouchCursor tc = new TouchCursor(tp.Id, tp.Position.X, tp.Position.Y);
CursorRemoved(tc);
}
else
{
TouchProvider tp = Contacts.ElementAt(i).Value as TouchProvider;
double nx = tp.Position.X;
double ny = tp.Position.Y;
if (r.NextDouble() < 0.5)
{
nx += MaxUpdateDistance * r.NextDouble();
if (nx >= _w)
{
nx = _w - 1;
}
}
else
{
nx -= MaxUpdateDistance * r.NextDouble();
if (nx < 0)
{
nx = 0;
}
}
if (r.NextDouble() < 0.5)
{
ny += MaxUpdateDistance * r.NextDouble();
if (ny > _h - 1)
{
ny = _h - 1;
}
}
else
{
ny -= MaxUpdateDistance * r.NextDouble();
if (ny < 0)
{
ny = 0;
}
}
}
}
}
}