public void Complete()
{
// If the manipulation was not started, we just abort the manipulation without any event
switch (_state)
{
case ManipulationStates.Started:
_state = ManipulationStates.Completed;
_recognizer.ManipulationCompleted?.Invoke(
_recognizer,
new ManipulationCompletedEventArgs(_deviceType, _currents.Center, GetDelta(), isInertial: false));
break;
default:
_state = ManipulationStates.Completed;
break;
}
// Self scavenge our self from the _recognizer ... yes it's a bit strange,
// but it's the safest and easiest way to avoid invalid state.
if (_recognizer._manipulation == this)
{
_recognizer._manipulation = null;
}
}
private void SelectContentBasedOnItem(string itemSelected, ManipulationStates state)
{
bool hasContent = _contentManagement.LoadItemContents(itemSelected, state);
if (hasContent)
{
if (!IsVideoPlaying)
{
MediaSource = _contentManagement.MoveNext().ContentPath;
}
}
else
{
ConfigurationProvider cp = new ConfigurationProvider();
IConfigSettings cs = cp.Load();
ErrorMessage = String.Format(@"Media Content is missing in the following directory: {0}\{1}, for interaction {2}", cs.RootContentDirectory, itemSelected, state.ToString());
}
}
public bool LoadItemContents(string item, ManipulationStates itemState)
{
_filteredContentList = null;
_filteredContentList = _allItemContentList.Where(x => x.ContentFolder.ToLower() == item.ToLower() && x.ItemState.ToLower() == itemState.ToString().ToLower());
// if _filteredContentList is null, return default content
if (_filteredContentList == null || _filteredContentList.Count() == 0)
{
_filteredContentList = _defaultItemContentList.Where(x => x.ContentFolder.ToLower() == item.ToLower());
}
if (_filteredContentList != null && _filteredContentList.Count() > 0)
{
return(true); // has content
}
else
{
return(false);
}
}
private void NotifyUpdate(bool forceUpdate = false)
{
// Note: Make sure to update the _manipulationLast before raising the event, so if an exception is raised
// or if the manipulation is Completed, the Complete event args can use the updated _manipulationLast.
switch (_state)
{
case ManipulationStates.Starting:
var cumulative = GetDelta();
if (forceUpdate || IsSignificant(cumulative))
{
_state = ManipulationStates.Started;
_lastPublished = _currents;
_recognizer.ManipulationStarted?.Invoke(
_recognizer,
new ManipulationStartedEventArgs(_deviceType, _currents.Center, cumulative));
}
break;
case ManipulationStates.Started when _recognizer.ManipulationUpdated == null:
_lastPublished = _currents;
break;
case ManipulationStates.Started:
// Even if Scale and Angle are expected to be default when we add a pointer (i.e. forceUpdate == true),
// the 'delta' and 'cumulative' might still contains some TranslateX|Y compared to the previous Pointer1 location.
var delta = GetDelta(_lastPublished);
if (forceUpdate || IsSignificant(delta))
{
_lastPublished = _currents;
_recognizer.ManipulationUpdated.Invoke(
_recognizer,
new ManipulationUpdatedEventArgs(_deviceType, _currents.Center, delta, GetDelta(), isInertial: false));
}
break;
}
}
private void SelectContentBasedOnItem(string itemSelected, ManipulationStates state)
{
bool hasContent = _contentManagement.LoadItemContents(itemSelected, state);
if (hasContent)
{
if (!IsVideoPlaying)
MediaSource = _contentManagement.MoveNext().ContentPath;
}
else
{
ConfigurationProvider cp = new ConfigurationProvider();
IConfigSettings cs = cp.Load();
ErrorMessage = String.Format(@"Media Content is missing in the following directory: {0}\{1}, for interaction {2}", cs.RootContentDirectory, itemSelected, state.ToString());
}
}
private void OnItemInteraction(TrackedItem item, ManipulationStates st)
{
var handler = this.ItemInteraction;
if (handler != null)
{
var kioskEvent = new KioskStateEventArgs();
kioskEvent.ItemSelected = item.ObjectID;
kioskEvent.ItemState = st;
kioskEvent.TrackingID = this.CorrelationPlayerId;
handler(this, kioskEvent);
}
}