/// <summary>
/// The callback for when the zoom gesture is detected.
/// </summary>
/// <param name="e">Gesture event args</param>
private void GestureZoomOutCallback(GestureEventArgs e)
{
ZoomOut();
DisplayStatus(String.Format("Gesture: {0} Detected", e.Name));
ResetGestureSyncTime();
}
/// <summary>
/// The callback for when an unmapped gesture is detected.
/// </summary>
/// <param name="e">Gesture event args</param>
private void GestureUnmappedCallback(GestureEventArgs e)
{
DisplayStatus(String.Format("Unmapped Gesture: {0} Detected", e.Name));
ResetGestureSyncTime();
}
/// <summary>
/// The callback for when the Up Swipe gesture is detected.
/// </summary>
/// <param name="e">Gesture event args</param>
private void GestureSwipeUpCallback(GestureEventArgs e)
{
MoveSouth();
DisplayStatus(String.Format("Gesture: {0} Detected", e.Name));
ResetGestureSyncTime();
}
/// <summary>
/// Fires the appropriate callback when a gesture has been recognized
/// </summary>
/// <param name="sender">Event sender</param>
/// <param name="e">GestureEventArgs containing the name of the recognized gesture</param>
protected void OnGestureRecognized(object sender, GestureEventArgs e)
{
// If we just synced, set the flag and return
if (e.Name == SyncGesture.Name) {
m_syncContext.Post(new SendOrPostCallback(delegate(object state) { OnSynced(this, e); }), null);
// We want to wait 2 seconds before looking for gestures again
_detectingGestures = false;
_timeoutTimer.Start();
// The engine does this but since this is event driven, the engine will
// receive new frames before we have time to stop sending them for the
// timeout duration.
_engine.SupportedGestures.ForEach(x => x.Reset());
return;
}
if (GestureCallbacks.ContainsKey(e.Name)) {
// We found a command, reset the timer
ResetTimer();
// Throw the gesture event
m_syncContext.Post(new SendOrPostCallback(delegate(object state) { GestureCallbacks[e.Name].Invoke(e); }), null);
// Reset all the gesture states
SupportedGestures.ForEach(x => x.Reset());
// We want to wait 2 seconds before looking for gestures again
_detectingGestures = false;
_timeoutTimer.Start();
}
else { /* No one cares about this gesture =( */ }
}
/// <summary>
/// Raises when a gesture is detected from the list of gestures.
/// </summary>
/// <param name="e"></param>
private void OnGestureDetected(GestureEventArgs e)
{
if (!popStatus.IsOpen) {
m_pTimer.Interval = 2000; // 2 seconds
m_pTimer.Elapsed += OnTimerElapsed;
m_pTimer.Enabled = true;
popStatus.IsOpen = true;
lblStatus.Content = e.Name;
}
else {
m_pTimer.Interval = 2000;
lblStatus.Content = e.Name;
}
System.Media.SystemSounds.Beep.Play();
}
/// <summary>
/// Fires the GestureRecognized event when a gesture is detected and resets
/// the partially recognized states of all the supported gestures
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
public void OnGestureRecognized(object sender, GestureEventArgs e)
{
// If anyone is interested in the event, throw it
if (GestureRecognized != null) { GestureRecognized(sender, e); }
// Reset the current state of all the Gestures
SupportedGestures.ForEach(x => x.Reset());
}
