Examples with QueryFeaturesCallback com.mapbox.maps.QueryFeaturesCallback used on opensource projects

Example 1 with QueryFeaturesCallback

use of com.mapbox.maps.QueryFeaturesCallback in project maps by rnmapbox.

the class RCTMGLRasterDemSource method querySourceFeatures.

public void querySourceFeatures(String callbackID, @Size(min = 1) List<String> layerIDs, @Nullable Expression filter) {
    if (mSource == null) {
        WritableMap payload = new WritableNativeMap();
        payload.putString("error", "source is not yet loaded");
        AndroidCallbackEvent event = new AndroidCallbackEvent(this, callbackID, payload);
        mManager.handleEvent(event);
        return;
    }
    WritableMap payload = new WritableNativeMap();
    mMap.querySourceFeatures(mID, new SourceQueryOptions(layerIDs, filter), new QueryFeaturesCallback() {

        @Override
        public void run(@NonNull Expected<String, List<QueriedFeature>> queriedFeatures) {
            if (queriedFeatures.isError()) {
                // V10todo
                payload.putString("error", queriedFeatures.getError());
            } else {
                List<Feature> features = new LinkedList<>();
                for (QueriedFeature feature : queriedFeatures.getValue()) {
                    features.add(feature.getFeature());
                }
                payload.putString("data", FeatureCollection.fromFeatures(features).toJson());
            }
        }
    });
    AndroidCallbackEvent event = new AndroidCallbackEvent(this, callbackID, payload);
    mManager.handleEvent(event);
}

Example 2 with QueryFeaturesCallback

use of com.mapbox.maps.QueryFeaturesCallback in project maps by rnmapbox.

the class RCTMGLShapeSource method getClusterExpansionZoom.

public void getClusterExpansionZoom(String callbackID, int clusterId) {
    if (mSource == null) {
        WritableMap payload = new WritableNativeMap();
        payload.putString("error", "source is not yet loaded");
        AndroidCallbackEvent event = new AndroidCallbackEvent(this, callbackID, payload);
        mManager.handleEvent(event);
        return;
    }
    SourceQueryOptions options = new SourceQueryOptions(null, Expression.eq(Expression.get("cluster_id"), Expression.literal(clusterId)));
    RCTMGLShapeSource _this = this;
    mMap.querySourceFeatures(getID(), options, new QueryFeaturesCallback() {

        @Override
        public void run(@NonNull Expected<String, List<QueriedFeature>> features) {
            if (features.isValue()) {
                QueriedFeature cluster = features.getValue().get(0);
                mMap.queryFeatureExtensions(getID(), cluster.getFeature(), "supercluster", "expansion-zoom", null, new QueryFeatureExtensionCallback() {

                    @Override
                    public void run(@NonNull Expected<String, FeatureExtensionValue> extension) {
                        if (extension.isValue()) {
                            Object contents = extension.getValue().getValue().getContents();
                            if (contents instanceof Long) {
                                WritableMap payload = new WritableNativeMap();
                                payload.putInt("data", ((Long) contents).intValue());
                                AndroidCallbackEvent event = new AndroidCallbackEvent(_this, callbackID, payload);
                                mManager.handleEvent(event);
                                return;
                            } else {
                                callbackError(callbackID, "Not a number", "getClusterExpansionZoom/queryFeatureExtensions2");
                                return;
                            }
                        } else {
                            callbackError(callbackID, extension.getError(), "getClusterExpansionZoom/queryFeatureExtensions");
                            return;
                        }
                    }
                });
            } else {
                callbackError(callbackID, features.getError(), "getClusterExpansionZoom/querySourceFeatures");
                return;
            }
        }
    });
}

Example 3 with QueryFeaturesCallback

use of com.mapbox.maps.QueryFeaturesCallback in project maps by rnmapbox.

the class RCTMGLMapView method handleTapInSources.

void handleTapInSources(LinkedList<RCTSource> sources, ScreenCoordinate screenPoint, HashMap<String, List<Feature>> hits, ArrayList<RCTSource> hitTouchableSources, HandleTap handleTap) {
    if (sources.isEmpty()) {
        handleTap.run(hitTouchableSources, hits);
        return;
    }
    RCTSource source = sources.removeFirst();
    Map<String, Double> hitbox = source.getTouchHitbox();
    if (hitbox != null) {
        double halfWidth = hitbox.get("width").floatValue() / 2.0f;
        double halfHeight = hitbox.get("height").floatValue() / 2.0f;
        ScreenBox screenBox = new ScreenBox(new ScreenCoordinate(screenPoint.getX() - halfWidth, screenPoint.getY() - halfHeight), new ScreenCoordinate(screenPoint.getX() + halfWidth, screenPoint.getY() + halfHeight));
        getMapboxMap().queryRenderedFeatures(screenBox, new RenderedQueryOptions(source.getLayerIDs(), null), new QueryFeaturesCallback() {

            @Override
            public void run(@NonNull Expected<String, List<QueriedFeature>> features) {
                HashMap<String, List<Feature>> newHits = hits;
                if (features.isValue()) {
                    if (features.getValue().size() > 0) {
                        ArrayList<Feature> featuresList = new ArrayList<>();
                        for (QueriedFeature i : features.getValue()) {
                            featuresList.add(i.getFeature());
                        }
                        newHits.put(source.getID(), featuresList);
                        hitTouchableSources.add(source);
                    }
                } else {
                    Logger.e("handleTapInSources", features.getError());
                }
                handleTapInSources(sources, screenPoint, newHits, hitTouchableSources, handleTap);
            }
        });
    }
}