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author | tobrun <tobrun.van.nuland@gmail.com> | 2018-12-20 19:34:55 +0100 |
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committer | tobrun <tobrun.van.nuland@gmail.com> | 2019-01-10 17:58:43 +0100 |
commit | 44db1e0548db1807ce91efe7d77e531657a160c5 (patch) | |
tree | e8d35232ab9386676cd81c393aff0237f3bef3da /platform/android/MapboxGLAndroidSDK/src/main/java | |
parent | 3a77ea6ff77558e3182510ef0f90000039b29bfe (diff) | |
download | qtlocation-mapboxgl-44db1e0548db1807ce91efe7d77e531657a160c5.tar.gz |
[android] - expose query feature extensionsupstream/tvn-implement-feature-extensions
Diffstat (limited to 'platform/android/MapboxGLAndroidSDK/src/main/java')
-rw-r--r-- | platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/sources/GeoJsonSource.java | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/sources/GeoJsonSource.java b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/sources/GeoJsonSource.java index c59cfeaf0b..ac2b644173 100644 --- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/sources/GeoJsonSource.java +++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/sources/GeoJsonSource.java @@ -285,6 +285,54 @@ public class GeoJsonSource extends Source { return features != null ? Arrays.asList(features) : new ArrayList<Feature>(); } + /** + * Returns the children of a cluster (on the next zoom level) given its id (cluster_id value from feature properties). + * <p> + * Requires configuring this source as a cluster by calling {@link GeoJsonOptions#withCluster(boolean)}. + * </p> + * + * @param cluster cluster from which to retrieve children from + * @return a list of features for the underlying children + */ + @NonNull + public FeatureCollection getClusterChildren(@NonNull Feature cluster) { + checkThread(); + return FeatureCollection.fromFeatures(nativeGetClusterChildren(cluster)); + } + + /** + * Returns all the points of a cluster (given its cluster_id), with pagination support: limit is the number of points + * to return (set to Infinity for all points), and offset is the amount of points to skip (for pagination). + * <p> + * Requires configuring this source as a cluster by calling {@link GeoJsonOptions#withCluster(boolean)}. + * </p> + * + * @param cluster cluster from which to retrieve leaves from + * @param limit limit is the number of points to return + * @param offset offset is the amount of points to skip (for pagination) + * @return a list of features for the underlying leaves + */ + @NonNull + public FeatureCollection getClusterLeaves(@NonNull Feature cluster, long limit, long offset) { + checkThread(); + return FeatureCollection.fromFeatures(nativeGetClusterLeaves(cluster, limit, offset)); + } + + /** + * Returns the zoom on which the cluster expands into several children (useful for "click to zoom" feature) + * given the cluster's cluster_id (cluster_id value from feature properties). + * <p> + * Requires configuring this source as a cluster by calling {@link GeoJsonOptions#withCluster(boolean)}. + * </p> + * + * @param cluster cluster from which to retrieve the expansion zoom from + * @return the zoom on which the cluster expands into several children + */ + public double getClusterExpansionZoom(@NonNull Feature cluster) { + checkThread(); + return nativeGetClusterExpansionZoom(cluster); + } + @Keep protected native void initialize(String layerId, Object options); @@ -311,6 +359,15 @@ public class GeoJsonSource extends Source { @Keep private native Feature[] querySourceFeatures(Object[] filter); + @Keep + private native Feature[] nativeGetClusterChildren(Feature feature); + + @Keep + private native Feature[] nativeGetClusterLeaves(Feature feature, long limit, long offset); + + @Keep + private native double nativeGetClusterExpansionZoom(Feature feature); + @Override @Keep protected native void finalize() throws Throwable; |