// NOTE: A new EditGestureViewModel is instantiated on every call to EditGesture()
public EditStaticGestureViewModel(MainViewModel mvm, SGClassWrapper gesture = null, bool newGesture = false)
{
_mvm = mvm;
_newGesture = newGesture;
_provider = _mvm.SQLiteProvider;
_recorder = new SGRecorder(this, _mvm);
_recorder.RecordingSessionFinished += OnRecordingSessionFinished;
var featureWeightsDict = new Dictionary <string, int>();
if (newGesture)
{
Name = "New Static Gesture";
Instances = new ObservableCollection <SGInstanceWrapper>();
featureWeightsDict = SGClass.GetDefaultFeatureWeights();
}
else
{
Name = gesture.Name;
Id = gesture.Id;
Instances = _provider.GetStaticGestureInstances(gesture.Id);
featureWeightsDict = gesture.Gesture.FeatureWeights;
}
setFeatureWeights(featureWeightsDict);
Changeset = new EditStaticGestureChangeset();
}
public void SaveGesture()
{
Dictionary <string, int> featureWeightsDict = null;
if (_newGesture)
{
Id = _provider.SaveNewStaticGestureClass(Name, null); // Need to get id
}
else
{
// Fill featureWeightsDict
featureWeightsDict = new Dictionary <string, int>();
foreach (var fw in FeatureWeights)
{
featureWeightsDict.Add(fw.Name, fw.Weight);
}
}
var editedGesture = new SGClass(Instances, featureWeightsDict);
var sampleInstance = (Instances.Any()) ? Instances.FirstOrDefault().Gesture : null;
var gestureWrapper = new SGClassWrapper()
{
Id = this.Id,
Name = this.Name,
Gesture = editedGesture,
SampleInstance = sampleInstance
};
_provider.SaveStaticGestureClass(gestureWrapper);
if (Changeset.ChangesExist())
{
// Update the StaticGestureInstances table
foreach (int instanceId in Changeset.DeletedGestureInstances)
{
_provider.DeleteStaticGestureInstance(instanceId);
}
foreach (var instance in Changeset.NewGestureInstances)
{
_provider.SaveNewStaticGestureInstance(Id, instance.Gesture);
}
}
_mvm.UpdateStaticGestureLibrary();
}
public void EditStaticGesture(SGClassWrapper gesture, bool newGesture = false)
{
_editStaticGestureControl.VM = new EditStaticGestureViewModel(this, gesture, newGesture);
Mode = LGR_Mode.EditStatic;
}
