public void OnCreateButtonClicked(object sender, EventArgs args)
{
if (currentStep == DemoStep.MindrStart)
{
DestroySession();
currentStep = DemoStep.MindrName;
textView.Text = "Name your MindR!";
createButton.Text = "Set name";
EnableCorrectUIControls();
}
if (currentStep == DemoStep.MindrName)
{
if (string.IsNullOrWhiteSpace(anchorNumInput.Text))
{
textView.Text = "Please name your MindR";
return;
}
createButton.Text = "Save";
textView.Text = "Scan your environment and place a MindR";
DestroySession();
cloudAnchorManager = new AzureSpatialAnchorsManager(sceneView.Session);
cloudAnchorManager.OnSessionUpdated += (_, sessionUpdateArgs) =>
{
SessionStatus status = sessionUpdateArgs.Status;
if (currentStep == DemoStep.MindrCreate)
{
float progress = status.RecommendedForCreateProgress;
if (progress >= 1.0)
{
if (anchorVisuals.TryGetValue(string.Empty, out AnchorVisual visual))
{
//Transition to saving...
TransitionToSaving(visual);
}
else
{
feedbackText = "Tap somewhere to place a MindR.";
}
}
else
{
feedbackText = $"Progress is {progress:0%}";
}
}
};
currentStep = DemoStep.MindrCreate;
EnableCorrectUIControls();
cloudAnchorManager.StartSession();
}
}
private void CreateAnchorExceptionCompletion(string message)
{
this.textView.Text = message;
this.currentStep = DemoStep.Start;
this.cloudAnchorManager.StopSession();
this.cloudAnchorManager = null;
this.EnableCorrectUIControls();
}
private void StartNewSession()
{
this.DestroySession();
this.cloudAnchorManager = new AzureSpatialAnchorsManager(this.sceneView.Session);
this.cloudAnchorManager.OnAnchorLocated += this.OnAnchorLocated;
this.cloudAnchorManager.OnLocateAnchorsCompleted += this.OnLocateAnchorsCompleted;
this.cloudAnchorManager.OnSessionUpdated += this.OnSessionUpdated;
this.cloudAnchorManager.StartSession();
}
private void DestroySession()
{
if (this.cloudAnchorManager != null)
{
this.cloudAnchorManager.StopSession();
this.cloudAnchorManager = null;
}
this.ClearVisuals();
}
private void AnchorLookedUp(string anchorId)
{
Log.Debug("ASADemo", "anchor " + anchorId);
this.anchorId = anchorId;
this.DestroySession();
bool anchorLocated = false;
this.cloudAnchorManager = new AzureSpatialAnchorsManager(this.sceneView.Session);
this.cloudAnchorManager.OnAnchorLocated += (sender, args) =>
this.RunOnUiThread(() =>
{
CloudSpatialAnchor anchor = args.Anchor;
LocateAnchorStatus status = args.Status;
if (status == LocateAnchorStatus.AlreadyTracked || status == LocateAnchorStatus.Located)
{
anchorLocated = true;
AnchorVisual foundVisual = new AnchorVisual(anchor.LocalAnchor)
{
CloudAnchor = anchor
};
foundVisual.AnchorNode.SetParent(this.arFragment.ArSceneView.Scene);
string cloudAnchorIdentifier = foundVisual.CloudAnchor.Identifier;
foundVisual.SetColor(foundColor);
foundVisual.AddToScene(this.arFragment);
this.anchorVisuals[cloudAnchorIdentifier] = foundVisual;
}
});
this.cloudAnchorManager.OnLocateAnchorsCompleted += (sender, args) =>
{
this.currentStep = DemoStep.Start;
this.RunOnUiThread(() =>
{
if (anchorLocated)
{
this.textView.Text = "Anchor located!";
}
else
{
this.textView.Text = "Anchor was not located. Check the logs for errors and\\or create a new anchor and try again.";
}
this.EnableCorrectUIControls();
});
};
this.cloudAnchorManager.StartSession();
AnchorLocateCriteria criteria = new AnchorLocateCriteria();
criteria.SetIdentifiers(new string[] { anchorId });
this.cloudAnchorManager.StartLocating(criteria);
}
private void AnchorPosted(string anchorNumber)
{
this.RunOnUiThread(() =>
{
this.textView.Text = "Anchor Number: " + anchorNumber;
this.currentStep = DemoStep.Start;
this.cloudAnchorManager.StopSession();
this.cloudAnchorManager = null;
this.ClearVisuals();
this.EnableCorrectUIControls();
});
}
private void DestroySession()
{
if (cloudAnchorManager != null)
{
cloudAnchorManager.StopSession();
cloudAnchorManager = null;
}
StopWatcher();
ClearVisuals();
}
private void AnchorPosted(string anchorNumber)
{
RunOnUiThread(() =>
{
textView.Text = "MindR saved, pasted url on clipboard";
currentStep = DemoStep.MindrStart;
cloudAnchorManager.StopSession();
cloudAnchorManager = null;
ClearVisuals();
EnableCorrectUIControls();
createButton.Text = "Create";
});
}
protected override void OnPause()
{
sensorStatusView.Model = null;
if (cloudAnchorManager != null)
{
cloudAnchorManager.StopSession();
cloudAnchorManager = null;
}
locationProvider = null;
base.OnPause();
}
protected override void OnResume()
{
base.OnResume();
// ArFragment of Sceneform automatically requests the camera permission before creating the AR session,
// so we don't need to request the camera permission explicitly.
// This will cause onResume to be called again after the user responds to the permission request.
if (!SceneformHelper.HasCameraPermission(this))
{
return;
}
if (sceneView?.Session is null && !SceneformHelper.TrySetupSessionForSceneView(this, sceneView))
{
// Exception will be logged and SceneForm will handle any ARCore specific issues.
Finish();
return;
}
if (string.IsNullOrWhiteSpace(AccountDetails.SpatialAnchorsAccountId) || AccountDetails.SpatialAnchorsAccountId == "Set me" ||
string.IsNullOrWhiteSpace(AccountDetails.SpatialAnchorsAccountKey) || AccountDetails.SpatialAnchorsAccountKey == "Set me" ||
string.IsNullOrWhiteSpace(AccountDetails.SpatialAnchorsAccountDomain) || AccountDetails.SpatialAnchorsAccountDomain == "Set me")
{
Toast.MakeText(this, $"\"Set {AccountDetails.SpatialAnchorsAccountId}, {AccountDetails.SpatialAnchorsAccountKey}, and {AccountDetails.SpatialAnchorsAccountDomain} in {nameof(AccountDetails)}.cs\"", ToastLength.Long)
.Show();
Finish();
return;
}
SensorPermissionsHelper.RequestMissingPermissions(this);
cloudAnchorManager = new AzureSpatialAnchorsManager(sceneView.Session);
cloudAnchorManager.StartSession();
locationProvider = new PlatformLocationProvider();
locationProvider.Sensors.SetKnownBeaconProximityUuids(CoarseRelocSettings.KnownBluetoothProximityUuids);
SensorPermissionsHelper.EnableAllowedSensors(this, locationProvider);
cloudAnchorManager.LocationProvider = locationProvider;
sensorStatusView.Model = new LocationProviderSensorStatus(locationProvider);
}
public void OnCreateButtonClicked(object sender, EventArgs args)
{
this.textView.Text = "Scan your environment and place an anchor";
this.DestroySession();
this.cloudAnchorManager = new AzureSpatialAnchorsManager(this.sceneView.Session);
this.cloudAnchorManager.OnSessionUpdated += (_, sessionUpdateArgs) =>
{
SessionStatus status = sessionUpdateArgs.Status;
if (this.currentStep == DemoStep.CreateAnchor)
{
float progress = status.RecommendedForCreateProgress;
if (progress >= 1.0)
{
if (this.anchorVisuals.TryGetValue(string.Empty, out AnchorVisual visual))
{
//Transition to saving...
this.TransitionToSaving(visual);
}
else
{
this.feedbackText = "Tap somewhere to place an anchor.";
}
}
else
{
this.feedbackText = $"Progress is {progress:0%}";
}
}
};
this.cloudAnchorManager.StartSession();
this.currentStep = DemoStep.CreateAnchor;
this.EnableCorrectUIControls();
}
public async void LocateAllAnchors()
{
await Task.Delay(2000);
textView.Text = "Searching for MindRs...";
// clean up prev session just in case
DestroySession();
// start locating
cloudAnchorManager = new AzureSpatialAnchorsManager(sceneView.Session);
var anchorLocated = false;
cloudAnchorManager.OnAnchorLocated += (sender, args) =>
RunOnUiThread(async() =>
{
CloudSpatialAnchor anchor = args.Anchor;
LocateAnchorStatus status = args.Status;
if (status == LocateAnchorStatus.AlreadyTracked || status == LocateAnchorStatus.Located)
{
AnchorVisual foundVisual = new AnchorVisual(anchor.LocalAnchor)
{
CloudAnchor = anchor
};
var mr = await _mindrService.TryGetContentsForAnchor(anchor.Identifier);
textView.Visibility = ViewStates.Visible;
textView.Text = mr != null ? mr.actualDesc : "No data found for MindR.";
foundVisual.AnchorNode.SetParent(arFragment.ArSceneView.Scene);
string cloudAnchorIdentifier = foundVisual.CloudAnchor.Identifier;
foundVisual.SetColor(foundColor);
foundVisual.AddToScene(arFragment, textView.Text);
anchorVisuals[cloudAnchorIdentifier] = foundVisual;
foundVisual.AnchorNode.SetOnTouchListener(this);
anchorLocated = true;
}
});
cloudAnchorManager.OnLocateAnchorsCompleted += (sender, args) =>
{
currentStep = DemoStep.MindrStart;
RunOnUiThread(() =>
{
textView.Text = anchorLocated ? "MindR(s) located!" : "Failed to find any MindRs.";
EnableCorrectUIControls();
});
};
cloudAnchorManager.StartSession();
await Task.Delay(2000);
var ac = new AnchorLocateCriteria();
var ids = await _mindrService.GetAllAnchorIds();
ac.SetIdentifiers(ids.ToArray());
cloudAnchorManager.StartLocating(ac);
}