From 51de6081ebed59d9ac533385ea9053c06cf0d1fe Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C5=81ukasz=20Paczos?= <lukas.paczos@gmail.com>
Date: Thu, 6 Sep 2018 16:40:54 +0200
Subject: [android] prevent from reloading the location layer drawables on
 every location update

---
 .../java/com/mapbox/mapboxsdk/location/LocationComponent.java | 11 ++++++++---
 .../mapbox/mapboxsdk/location/LocationLayerController.java    |  4 ++++
 2 files changed, 12 insertions(+), 3 deletions(-)

diff --git a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/location/LocationComponent.java b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/location/LocationComponent.java
index 0503c5e9dc..01ef314bf4 100644
--- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/location/LocationComponent.java
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/location/LocationComponent.java
@@ -836,9 +836,7 @@ public final class LocationComponent {
       return;
     }
 
-    if (isEnabled && isComponentStarted) {
-      locationLayerController.show();
-    }
+    showLocationLayerIfHidden();
 
     if (!fromLastLocation) {
       staleStateManager.updateLatestLocationTime();
@@ -850,6 +848,13 @@ public final class LocationComponent {
     lastLocation = location;
   }
 
+  private void showLocationLayerIfHidden() {
+    boolean isLocationLayerHidden = locationLayerController.isHidden();
+    if (isEnabled && isComponentStarted && isLocationLayerHidden) {
+      locationLayerController.show();
+    }
+  }
+
   private void updateCompassHeading(float heading) {
     locationAnimatorCoordinator.feedNewCompassBearing(heading, mapboxMap.getCameraPosition());
   }
diff --git a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/location/LocationLayerController.java b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/location/LocationLayerController.java
index 75826f911b..da3144eea1 100644
--- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/location/LocationLayerController.java
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/location/LocationLayerController.java
@@ -188,6 +188,10 @@ final class LocationLayerController implements MapboxAnimator.OnLayerAnimationsV
     }
   }
 
+  boolean isHidden() {
+    return isHidden;
+  }
+
   private void setLayerVisibility(String layerId, boolean visible) {
     Layer layer = mapboxMap.getLayer(layerId);
     if (layer != null) {
-- 
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