From 7bfcce02662a9c429c3ac715728de63e2850231e Mon Sep 17 00:00:00 2001
From: Tobrun <tobrun@mapbox.com>
Date: Wed, 14 Jun 2017 14:34:03 +0200
Subject: [PATCH] Cherry pick release (#9263)

* [core] - bump earcut version dependency to handle  unused lamba warning (#9242)

* [android] - snapshot bitmap contains view based content (#9252)
---
 CMakeLists.txt                                |  2 +-
 .../mapbox/mapboxsdk/maps/NativeMapView.java  | 16 ++++++---
 .../mapbox/mapboxsdk/utils/BitmapUtils.java   | 33 +++++++++++++++++++
 3 files changed, 46 insertions(+), 5 deletions(-)
 create mode 100644 platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/utils/BitmapUtils.java

diff --git a/CMakeLists.txt b/CMakeLists.txt
index f0c7a2ac572..8144d880ceb 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -50,7 +50,7 @@ mason_use(boost VERSION 1.62.0 HEADER_ONLY)
 mason_use(geojsonvt VERSION 6.2.0 HEADER_ONLY)
 mason_use(supercluster VERSION 0.2.0-1 HEADER_ONLY)
 mason_use(kdbush VERSION 0.1.1-1 HEADER_ONLY)
-mason_use(earcut VERSION 0.12.1 HEADER_ONLY)
+mason_use(earcut VERSION 0.12.3 HEADER_ONLY)
 mason_use(protozero VERSION 1.4.2 HEADER_ONLY)
 mason_use(pixelmatch VERSION 0.10.0 HEADER_ONLY)
 mason_use(geojson VERSION 0.4.0 HEADER_ONLY)
diff --git a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/NativeMapView.java b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/NativeMapView.java
index a31babc1c54..af3b57151d6 100755
--- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/NativeMapView.java
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/NativeMapView.java
@@ -29,6 +29,7 @@
 import com.mapbox.mapboxsdk.style.light.Light;
 import com.mapbox.mapboxsdk.style.sources.CannotAddSourceException;
 import com.mapbox.mapboxsdk.style.sources.Source;
+import com.mapbox.mapboxsdk.utils.BitmapUtils;
 import com.mapbox.services.commons.geojson.Feature;
 
 import java.nio.ByteBuffer;
@@ -39,7 +40,6 @@
 
 import timber.log.Timber;
 
-
 // Class that wraps the native methods for convenience
 final class NativeMapView {
 
@@ -920,12 +920,20 @@ protected void onMapChanged(int rawChange) {
   }
 
   protected void onFpsChanged(double fps) {
+    if (isDestroyedOn("OnFpsChanged")) {
+      return;
+    }
     mapView.onFpsChanged(fps);
   }
 
-  protected void onSnapshotReady(Bitmap bitmap) {
-    if (snapshotReadyCallback != null && bitmap != null) {
-      snapshotReadyCallback.onSnapshotReady(bitmap);
+  protected void onSnapshotReady(Bitmap mapContent) {
+    if (isDestroyedOn("OnSnapshotReady")) {
+      return;
+    }
+
+    Bitmap viewContent = BitmapUtils.createBitmapFromView(mapView);
+    if (snapshotReadyCallback != null && mapContent != null && viewContent != null) {
+      snapshotReadyCallback.onSnapshotReady(BitmapUtils.mergeBitmap(mapContent, viewContent));
     }
   }
 
diff --git a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/utils/BitmapUtils.java b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/utils/BitmapUtils.java
new file mode 100644
index 00000000000..e3fc7657342
--- /dev/null
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/utils/BitmapUtils.java
@@ -0,0 +1,33 @@
+package com.mapbox.mapboxsdk.utils;
+
+import android.graphics.Bitmap;
+import android.graphics.Canvas;
+import android.support.annotation.NonNull;
+import android.view.View;
+
+public class BitmapUtils {
+
+  public static Bitmap createBitmapFromView(@NonNull View view) {
+    view.setDrawingCacheEnabled(true);
+    view.setDrawingCacheQuality(View.DRAWING_CACHE_QUALITY_LOW);
+    view.buildDrawingCache();
+
+    if (view.getDrawingCache() == null) {
+      return null;
+    }
+
+    Bitmap snapshot = Bitmap.createBitmap(view.getDrawingCache());
+    view.setDrawingCacheEnabled(false);
+    view.destroyDrawingCache();
+    return snapshot;
+  }
+
+  public static Bitmap mergeBitmap(@NonNull Bitmap background, @NonNull Bitmap foreground) {
+    Bitmap result = Bitmap.createBitmap(background.getWidth(), background.getHeight(), background.getConfig());
+    Canvas canvas = new Canvas(result);
+    canvas.drawBitmap(background, 0f, 0f, null);
+    canvas.drawBitmap(foreground, 10, 10, null);
+    return result;
+  }
+
+}