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304 changes: 304 additions & 0 deletions
304
...a/com/mapbox/mapboxandroiddemo/examples/labs/BiometricFingerprintLayerUnlockActivity.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,304 @@ | ||
| package com.mapbox.mapboxandroiddemo.examples.labs; | ||
|
|
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| import android.graphics.BitmapFactory; | ||
| import android.os.Bundle; | ||
| import android.widget.Toast; | ||
|
|
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| import com.mapbox.geojson.Feature; | ||
| import com.mapbox.geojson.FeatureCollection; | ||
| import com.mapbox.geojson.Point; | ||
| import com.mapbox.mapboxandroiddemo.R; | ||
| import com.mapbox.mapboxsdk.Mapbox; | ||
| import com.mapbox.mapboxsdk.maps.MapView; | ||
| import com.mapbox.mapboxsdk.maps.MapboxMap; | ||
| import com.mapbox.mapboxsdk.maps.OnMapReadyCallback; | ||
| import com.mapbox.mapboxsdk.maps.Style; | ||
| import com.mapbox.mapboxsdk.style.layers.SymbolLayer; | ||
| import com.mapbox.mapboxsdk.style.sources.GeoJsonSource; | ||
|
|
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| import java.util.ArrayList; | ||
| import java.util.List; | ||
| import java.util.concurrent.Executor; | ||
| import java.util.concurrent.Executors; | ||
|
|
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| import androidx.annotation.NonNull; | ||
| import androidx.appcompat.app.AppCompatActivity; | ||
| import androidx.biometric.BiometricManager; | ||
| import androidx.biometric.BiometricPrompt; | ||
|
|
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| import static androidx.biometric.BiometricConstants.ERROR_NEGATIVE_BUTTON; | ||
| import static com.mapbox.mapboxsdk.style.layers.Property.ICON_ANCHOR_BOTTOM; | ||
| import static com.mapbox.mapboxsdk.style.layers.PropertyFactory.iconAllowOverlap; | ||
| import static com.mapbox.mapboxsdk.style.layers.PropertyFactory.iconAnchor; | ||
| import static com.mapbox.mapboxsdk.style.layers.PropertyFactory.iconIgnorePlacement; | ||
| import static com.mapbox.mapboxsdk.style.layers.PropertyFactory.iconImage; | ||
|
|
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| /** | ||
| * Integrate the Maps SDK with the Android-system biometric unlock system. Use a saved fingerprint to | ||
| * add data to the map once the user is verified. | ||
| */ | ||
| public class BiometricFingerprintLayerUnlockActivity extends AppCompatActivity { | ||
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| private static final String SOURCE_ID = "SOURCE_ID"; | ||
| private static final String ICON_ID = "ICON_ID"; | ||
| private static final String LAYER_ID = "LAYER_ID"; | ||
| private MapView mapView; | ||
| private MapboxMap mapboxMap; | ||
| private BiometricPrompt biometricPrompt; | ||
| private Executor executor = Executors.newSingleThreadExecutor(); | ||
|
|
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| /** | ||
| * Authentication callback used after the biometric authentication process is run | ||
| */ | ||
| private BiometricPrompt.AuthenticationCallback callback = new BiometricPrompt.AuthenticationCallback() { | ||
| @Override | ||
| public void onAuthenticationError(int errorCode, @NonNull CharSequence errString) { | ||
| if (errorCode == ERROR_NEGATIVE_BUTTON && biometricPrompt != null) { | ||
| biometricPrompt.cancelAuthentication(); | ||
| } | ||
| runOnUiThread(() -> Toast.makeText(BiometricFingerprintLayerUnlockActivity.this, | ||
| errString.toString(), Toast.LENGTH_SHORT).show()); | ||
| } | ||
|
|
||
| @Override | ||
| public void onAuthenticationSucceeded(@NonNull BiometricPrompt.AuthenticationResult result) { | ||
| runOnUiThread(new Runnable() { | ||
| public void run() { | ||
| mapboxMap.getStyle(new Style.OnStyleLoaded() { | ||
| @Override | ||
| public void onStyleLoaded(@NonNull Style style) { | ||
|
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| style.addImage(ICON_ID, BitmapFactory.decodeResource( | ||
| BiometricFingerprintLayerUnlockActivity.this.getResources(), R.drawable.red_marker)); | ||
|
|
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| // Adding a GeoJSON source for the SymbolLayer icons. | ||
| style.addSource(new GeoJsonSource(SOURCE_ID, | ||
| FeatureCollection.fromFeatures(initFeaturePointList()))); | ||
|
|
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| // Adding the actual SymbolLayer to the map style. An offset is added that the bottom of the red | ||
| // marker icon gets fixed to the coordinate, rather than the middle of the icon being fixed to | ||
| // the coordinate point. This is offset is not always needed and is dependent on the image | ||
| // that you use for the SymbolLayer icon. | ||
| style.addLayer(new SymbolLayer(LAYER_ID, SOURCE_ID) | ||
| .withProperties( | ||
| iconImage(ICON_ID), | ||
| iconAllowOverlap(true), | ||
| iconIgnorePlacement(true), | ||
| iconAnchor(ICON_ANCHOR_BOTTOM))); | ||
| } | ||
| }); | ||
| } | ||
| }); | ||
| } | ||
|
|
||
| @Override | ||
| public void onAuthenticationFailed() { | ||
| runOnUiThread(new Runnable() { | ||
| public void run() { | ||
| Toast.makeText(BiometricFingerprintLayerUnlockActivity.this, R.string.fingerprint_fail, | ||
| Toast.LENGTH_SHORT).show(); | ||
| } | ||
| }); | ||
| } | ||
| }; | ||
|
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| @Override | ||
| protected void onCreate(Bundle savedInstanceState) { | ||
| super.onCreate(savedInstanceState); | ||
|
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| // Mapbox access token is configured here. This needs to be called either in your application | ||
| // object or in the same activity which contains the mapview. | ||
| Mapbox.getInstance(this, getString(R.string.access_token)); | ||
|
|
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| // This contains the MapView in XML and needs to be called after the access token is configured. | ||
| setContentView(R.layout.activity_labs_biometric_fingerprint); | ||
|
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| mapView = findViewById(R.id.mapView); | ||
| mapView.onCreate(savedInstanceState); | ||
| mapView.getMapAsync(new OnMapReadyCallback() { | ||
| @Override | ||
| public void onMapReady(@NonNull final MapboxMap mapboxMap) { | ||
| mapboxMap.setStyle(Style.SATELLITE_STREETS, new Style.OnStyleLoaded() { | ||
| @Override | ||
| public void onStyleLoaded(@NonNull Style style) { | ||
| BiometricFingerprintLayerUnlockActivity.this.mapboxMap = mapboxMap; | ||
| if (isFingerprintAvailable()) { | ||
| if (biometricPrompt == null) { | ||
| biometricPrompt = new BiometricPrompt( | ||
| BiometricFingerprintLayerUnlockActivity.this, executor, callback); | ||
| } | ||
| biometricPrompt.authenticate(buildBiometricPrompt()); | ||
| } else { | ||
| Toast.makeText(BiometricFingerprintLayerUnlockActivity.this, R.string.fingerprint_not_possible, | ||
| Toast.LENGTH_SHORT).show(); | ||
| } | ||
| } | ||
| }); | ||
| } | ||
| }); | ||
| } | ||
|
|
||
| /** | ||
| * Check whether the a fingerprint can be authenticated by the particular device. There's a chance that the device | ||
| * doesn't have a fingerprint sensor and/or the user's fingerprint hasn't been set up yet in the device's settings. | ||
| * | ||
| * @return boolean about whether the device supports fingerprint authentication. | ||
| */ | ||
| private boolean isFingerprintAvailable() { | ||
| return BiometricManager.from(BiometricFingerprintLayerUnlockActivity.this).canAuthenticate() | ||
| == BiometricManager.BIOMETRIC_SUCCESS; | ||
| } | ||
|
|
||
| /** | ||
| * Build a {@link BiometricPrompt} to provide information and instruct the user to use a thumbprint to display | ||
| * data on the map. | ||
| * | ||
| * @return a built {@link BiometricPrompt.PromptInfo} object to authenticate. | ||
| */ | ||
| private BiometricPrompt.PromptInfo buildBiometricPrompt() { | ||
| return new BiometricPrompt.PromptInfo.Builder() | ||
| .setTitle(getString(R.string.prompt_title)) | ||
| .setSubtitle(getString(R.string.prompt_subtitle)) | ||
| .setDescription(getString(R.string.prompt_description)) | ||
| .setNegativeButtonText(getString(R.string.prompt_negative_button)) | ||
| .build(); | ||
| } | ||
|
|
||
| @Override | ||
| public void onResume() { | ||
| super.onResume(); | ||
| mapView.onResume(); | ||
| } | ||
|
|
||
| @Override | ||
| protected void onStart() { | ||
| super.onStart(); | ||
| mapView.onStart(); | ||
| } | ||
|
|
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| @Override | ||
| protected void onStop() { | ||
| super.onStop(); | ||
| mapView.onStop(); | ||
| } | ||
|
|
||
| @Override | ||
| public void onPause() { | ||
| super.onPause(); | ||
| mapView.onPause(); | ||
| } | ||
|
|
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| @Override | ||
| public void onLowMemory() { | ||
| super.onLowMemory(); | ||
| mapView.onLowMemory(); | ||
| } | ||
|
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| @Override | ||
| protected void onDestroy() { | ||
| super.onDestroy(); | ||
| if (biometricPrompt != null) { | ||
| biometricPrompt.cancelAuthentication(); | ||
| } | ||
| mapView.onDestroy(); | ||
| } | ||
|
|
||
| @Override | ||
| protected void onSaveInstanceState(Bundle outState) { | ||
| super.onSaveInstanceState(outState); | ||
| mapView.onSaveInstanceState(outState); | ||
| } | ||
|
|
||
| private List<Feature> initFeaturePointList() { | ||
| List<Feature> symbolLayerIconFeatureList = new ArrayList<>(); | ||
| symbolLayerIconFeatureList.add(Feature.fromGeometry( | ||
| Point.fromLngLat( | ||
| 66.298729, | ||
| 42.928145))); | ||
| symbolLayerIconFeatureList.add(Feature.fromGeometry( | ||
| Point.fromLngLat( | ||
| 77.28305, | ||
| 39.854244))); | ||
| symbolLayerIconFeatureList.add(Feature.fromGeometry( | ||
| Point.fromLngLat( | ||
| 61.544321, | ||
| 46.026979))); | ||
| symbolLayerIconFeatureList.add(Feature.fromGeometry( | ||
| Point.fromLngLat( | ||
| 57.691611, | ||
| 36.108244))); | ||
| symbolLayerIconFeatureList.add(Feature.fromGeometry( | ||
| Point.fromLngLat( | ||
| 53.756929, | ||
| 32.797029))); | ||
| symbolLayerIconFeatureList.add(Feature.fromGeometry( | ||
| Point.fromLngLat( | ||
| 80.725897, | ||
| 42.203685))); | ||
| symbolLayerIconFeatureList.add(Feature.fromGeometry( | ||
| Point.fromLngLat( | ||
| 76.217407, | ||
| 44.876952))); | ||
| symbolLayerIconFeatureList.add(Feature.fromGeometry( | ||
| Point.fromLngLat( | ||
| 72.77456, | ||
| 38.584169))); | ||
| symbolLayerIconFeatureList.add(Feature.fromGeometry( | ||
| Point.fromLngLat( | ||
| 74.414011, | ||
| 31.687743))); | ||
| symbolLayerIconFeatureList.add(Feature.fromGeometry( | ||
| Point.fromLngLat( | ||
| 64.659278, | ||
| 47.153569))); | ||
| symbolLayerIconFeatureList.add(Feature.fromGeometry( | ||
| Point.fromLngLat( | ||
| 70.807219, | ||
| 46.649501))); | ||
| symbolLayerIconFeatureList.add(Feature.fromGeometry( | ||
| Point.fromLngLat( | ||
| 76.053462, | ||
| 49.973477))); | ||
| symbolLayerIconFeatureList.add(Feature.fromGeometry( | ||
| Point.fromLngLat( | ||
| 68.757905, | ||
| 43.940044))); | ||
| symbolLayerIconFeatureList.add(Feature.fromGeometry( | ||
| Point.fromLngLat( | ||
| 68.757905, | ||
| 30.776557))); | ||
| symbolLayerIconFeatureList.add(Feature.fromGeometry( | ||
| Point.fromLngLat( | ||
| 59.740925, | ||
| 29.714372))); | ||
| symbolLayerIconFeatureList.add(Feature.fromGeometry( | ||
| Point.fromLngLat( | ||
| 66.216756, | ||
| 34.772613))); | ||
| symbolLayerIconFeatureList.add(Feature.fromGeometry( | ||
| Point.fromLngLat( | ||
| 64.659278, | ||
| 50.497793))); | ||
| symbolLayerIconFeatureList.add(Feature.fromGeometry( | ||
| Point.fromLngLat( | ||
| 70.561301, | ||
| 52.137028))); | ||
| symbolLayerIconFeatureList.add(Feature.fromGeometry( | ||
| Point.fromLngLat( | ||
| 54.576655, | ||
| 49.443387))); | ||
| symbolLayerIconFeatureList.add(Feature.fromGeometry( | ||
| Point.fromLngLat( | ||
| 65.233086, | ||
| 38.263068))); | ||
| symbolLayerIconFeatureList.add(Feature.fromGeometry( | ||
| Point.fromLngLat( | ||
| 80.561952, | ||
| 48.202166))); | ||
| symbolLayerIconFeatureList.add(Feature.fromGeometry( | ||
| Point.fromLngLat( | ||
| 58.593309, | ||
| 41.101246))); | ||
| return symbolLayerIconFeatureList; | ||
| } | ||
| } |
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17 changes: 17 additions & 0 deletions
17
MapboxAndroidDemo/src/main/res/layout/activity_labs_biometric_fingerprint.xml
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,17 @@ | ||
| <?xml version="1.0" encoding="utf-8"?> | ||
| <FrameLayout xmlns:android="http://schemas.android.com/apk/res/android" | ||
| xmlns:mapbox="http://schemas.android.com/apk/res-auto" | ||
| xmlns:tools="http://schemas.android.com/tools" | ||
| android:layout_width="match_parent" | ||
| android:layout_height="match_parent" | ||
| tools:context=".examples.labs.BiometricFingerprintLayerUnlockActivity"> | ||
|
|
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| <com.mapbox.mapboxsdk.maps.MapView | ||
| android:id="@+id/mapView" | ||
| android:layout_width="match_parent" | ||
| android:layout_height="match_parent" | ||
| mapbox:mapbox_cameraTargetLat="37.755" | ||
| mapbox:mapbox_cameraTargetLng="71.330" | ||
| mapbox:mapbox_cameraZoom="3.31" /> | ||
|
|
||
| </FrameLayout> |
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