From 899df59035c440d5cc61e7ffd52cd993a1ac02f8 Mon Sep 17 00:00:00 2001
From: tobrun <tobrun.van.nuland@gmail.com>
Date: Mon, 10 Jun 2019 12:54:38 +0200
Subject: [android] - fix reset behavior for setLatLngBoundsForCameraTarget

---
 .../java/com/mapbox/mapboxsdk/maps/NativeMap.java  |  2 +-
 .../maplayout/LatLngBoundsForCameraActivity.java   | 26 +++++++++++++---------
 .../src/main/res/menu/menu_bounds.xml              |  4 ++++
 .../src/main/res/values/actions.xml                |  1 +
 platform/android/src/native_map_view.cpp           |  2 +-
 5 files changed, 23 insertions(+), 12 deletions(-)

diff --git a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/NativeMap.java b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/NativeMap.java
index 7692c1a9f2..da70013713 100644
--- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/NativeMap.java
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/NativeMap.java
@@ -63,7 +63,7 @@ interface NativeMap {
 
   LatLng getLatLng();
 
-  void setLatLngBounds(@NonNull LatLngBounds latLngBounds);
+  void setLatLngBounds(@Nullable LatLngBounds latLngBounds);
 
   void setVisibleCoordinateBounds(@NonNull LatLng[] coordinates, @NonNull RectF padding,
                                   double direction, long duration);
diff --git a/platform/android/MapboxGLAndroidSDKTestApp/src/main/java/com/mapbox/mapboxsdk/testapp/activity/maplayout/LatLngBoundsForCameraActivity.java b/platform/android/MapboxGLAndroidSDKTestApp/src/main/java/com/mapbox/mapboxsdk/testapp/activity/maplayout/LatLngBoundsForCameraActivity.java
index 1a9d3d300b..2493aa00e5 100644
--- a/platform/android/MapboxGLAndroidSDKTestApp/src/main/java/com/mapbox/mapboxsdk/testapp/activity/maplayout/LatLngBoundsForCameraActivity.java
+++ b/platform/android/MapboxGLAndroidSDKTestApp/src/main/java/com/mapbox/mapboxsdk/testapp/activity/maplayout/LatLngBoundsForCameraActivity.java
@@ -3,6 +3,7 @@ package com.mapbox.mapboxsdk.testapp.activity.maplayout;
 import android.graphics.Color;
 import android.os.Bundle;
 import android.support.annotation.NonNull;
+import android.support.annotation.Nullable;
 import android.support.v7.app.AppCompatActivity;
 import android.view.Gravity;
 import android.view.Menu;
@@ -76,25 +77,30 @@ public class LatLngBoundsForCameraActivity extends AppCompatActivity implements
       case R.id.menu_action_cross_idl:
         setupBounds(CROSS_IDL_BOUNDS);
         return true;
+      case R.id.menu_action_reset:
+        setupBounds(null);
+        return true;
     }
     return super.onOptionsItemSelected(item);
   }
 
-  private void setupBounds(LatLngBounds bounds) {
+  private void setupBounds(@Nullable LatLngBounds bounds) {
     mapboxMap.setLatLngBoundsForCameraTarget(bounds);
     showBoundsArea(bounds);
   }
 
-  private void showBoundsArea(LatLngBounds bounds) {
+  private void showBoundsArea(@Nullable LatLngBounds bounds) {
     mapboxMap.clear();
-    PolygonOptions boundsArea = new PolygonOptions()
-      .add(bounds.getNorthWest())
-      .add(bounds.getNorthEast())
-      .add(bounds.getSouthEast())
-      .add(bounds.getSouthWest());
-    boundsArea.alpha(0.25f);
-    boundsArea.fillColor(Color.RED);
-    mapboxMap.addPolygon(boundsArea);
+    if (bounds != null) {
+      PolygonOptions boundsArea = new PolygonOptions()
+        .add(bounds.getNorthWest())
+        .add(bounds.getNorthEast())
+        .add(bounds.getSouthEast())
+        .add(bounds.getSouthWest());
+      boundsArea.alpha(0.25f);
+      boundsArea.fillColor(Color.RED);
+      mapboxMap.addPolygon(boundsArea);
+    }
   }
 
   private void showCrosshair() {
diff --git a/platform/android/MapboxGLAndroidSDKTestApp/src/main/res/menu/menu_bounds.xml b/platform/android/MapboxGLAndroidSDKTestApp/src/main/res/menu/menu_bounds.xml
index db7aad6d1f..4b39a392a0 100644
--- a/platform/android/MapboxGLAndroidSDKTestApp/src/main/res/menu/menu_bounds.xml
+++ b/platform/android/MapboxGLAndroidSDKTestApp/src/main/res/menu/menu_bounds.xml
@@ -9,4 +9,8 @@
             android:id="@+id/menu_action_cross_idl"
             android:title="@string/restrict_across_idl"
             app:showAsAction="never"/>
+    <item
+            android:id="@+id/menu_action_reset"
+            android:title="@string/restrict_reset"
+            app:showAsAction="never"/>
 </menu>
diff --git a/platform/android/MapboxGLAndroidSDKTestApp/src/main/res/values/actions.xml b/platform/android/MapboxGLAndroidSDKTestApp/src/main/res/values/actions.xml
index 7513baaa36..d36c741c50 100644
--- a/platform/android/MapboxGLAndroidSDKTestApp/src/main/res/values/actions.xml
+++ b/platform/android/MapboxGLAndroidSDKTestApp/src/main/res/values/actions.xml
@@ -90,4 +90,5 @@
     <string name="zoom_to_4">Zoom to 4</string>
     <string name="restrict_almost_worldview">Restrict almost worldview</string>
     <string name="restrict_across_idl">Restrict across IDL</string>
+    <string name="restrict_reset">Reset bounds</string>
 </resources>
\ No newline at end of file
diff --git a/platform/android/src/native_map_view.cpp b/platform/android/src/native_map_view.cpp
index 8493110d75..48b65c4c02 100755
--- a/platform/android/src/native_map_view.cpp
+++ b/platform/android/src/native_map_view.cpp
@@ -314,7 +314,7 @@ void NativeMapView::setLatLngBounds(jni::JNIEnv& env, const jni::Object<mbgl::an
     if (jBounds) {
         bounds.withLatLngBounds(mbgl::android::LatLngBounds::getLatLngBounds(env, jBounds));
     } else {
-        bounds.withLatLngBounds(mbgl::LatLngBounds::world());
+        bounds.withLatLngBounds(mbgl::LatLngBounds::unbounded());
     }
     map->setBounds(bounds);
 }
-- 
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