[android] - feature - location accuracy indicator threshold (#9472)

2 files changed, 35 insertions, 2 deletions

diff --git a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/widgets/MyLocationView.java b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/widgets/MyLocationView.java
index 24da59bb7e..017fdb353a 100644
--- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/widgets/MyLocationView.java
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/widgets/MyLocationView.java
@@ -71,6 +71,7 @@ public class MyLocationView extends View {
 
   private float accuracy;
   private Paint accuracyPaint;
+  private float accuracyThreshold;
 
   private ValueAnimator locationChangeAnimator;
   private ValueAnimator accuracyAnimator;
@@ -592,6 +593,16 @@ public class MyLocationView extends View {
   }
 
   /**
+   * Set accuracy circle threshold. Circle won't be displayed if accuracy is below set value.
+   * For internal use only.
+   *
+   * @param accuracyThreshold Value below which circle won't be displayed
+   */
+  public void setAccuracyThreshold(float accuracyThreshold) {
+    this.accuracyThreshold = accuracyThreshold;
+  }
+
+  /**
    * Set the bearing tracking mode, for internal use only.
    *
    * @param myBearingTrackingMode The bearing tracking mode
@@ -928,10 +939,11 @@ public class MyLocationView extends View {
         accuracyAnimator.end();
       }
 
-      accuracyAnimator = ValueAnimator.ofFloat(accuracy, location.getAccuracy());
+      float newAccuracy = location.getAccuracy() >= accuracyThreshold ? location.getAccuracy() : 0f;
+      accuracyAnimator = ValueAnimator.ofFloat(accuracy, newAccuracy);
       accuracyAnimator.setDuration(750);
       accuracyAnimator.start();
-      accuracy = location.getAccuracy();
+      accuracy = newAccuracy;
     }
 
     abstract void invalidate();
diff --git a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/widgets/MyLocationViewSettings.java b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/widgets/MyLocationViewSettings.java
index fe2f18e4dd..ea74bc57aa 100644
--- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/widgets/MyLocationViewSettings.java
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/widgets/MyLocationViewSettings.java
@@ -51,6 +51,7 @@ public class MyLocationViewSettings {
   //
 
   private int accuracyAlpha;
+  private float accuracyThreshold = 0f;
 
   @ColorInt
   private int accuracyTintColor;
@@ -93,6 +94,7 @@ public class MyLocationViewSettings {
     setBackgroundTintColor(options.getMyLocationBackgroundTintColor());
     setAccuracyAlpha(options.getMyLocationAccuracyAlpha());
     setAccuracyTintColor(options.getMyLocationAccuracyTintColor());
+    setAccuracyThreshold(options.getMyLocationAccuracyThreshold());
   }
 
   /**
@@ -293,6 +295,25 @@ public class MyLocationViewSettings {
     myLocationView.setAccuracyTint(accuracyTintColor);
   }
 
+  /**
+   * Returns current accuracy threshold value (in meters).
+   *
+   * @return Value of accuracy threshold (in meters), below which circle won't be displayed
+   */
+  public float getAccuracyThreshold() {
+    return accuracyThreshold;
+  }
+
+  /**
+   * Set accuracy circle threshold. Circle won't be displayed if accuracy is below set value.
+   *
+   * @param accuracyThreshold Value of accuracy (in meters), below which circle won't be displayed
+   */
+  public void setAccuracyThreshold(float accuracyThreshold) {
+    this.accuracyThreshold = accuracyThreshold;
+    myLocationView.setAccuracyThreshold(accuracyThreshold);
+  }
+
   public void setTilt(double tilt) {
     myLocationView.setTilt(tilt);
   }