[android] Polygon holes (#8557)

* add 1 hole support to polygon-related classes

* fix no hole crash and add triangle hole shape example

* add support for multiple holes

1 files changed, 30 insertions, 0 deletions

diff --git a/platform/android/MapboxGLAndroidSDKTestApp/src/main/java/com/mapbox/mapboxsdk/testapp/activity/annotation/PolygonActivity.java b/platform/android/MapboxGLAndroidSDKTestApp/src/main/java/com/mapbox/mapboxsdk/testapp/activity/annotation/PolygonActivity.java
index a2245a28e0..429509e1d2 100644
--- a/platform/android/MapboxGLAndroidSDKTestApp/src/main/java/com/mapbox/mapboxsdk/testapp/activity/annotation/PolygonActivity.java
+++ b/platform/android/MapboxGLAndroidSDKTestApp/src/main/java/com/mapbox/mapboxsdk/testapp/activity/annotation/PolygonActivity.java
@@ -6,6 +6,7 @@ import android.support.v7.app.AppCompatActivity;
 import android.view.Menu;
 import android.view.MenuItem;
 
+import com.mapbox.mapboxsdk.annotations.Hole;
 import com.mapbox.mapboxsdk.annotations.Polygon;
 import com.mapbox.mapboxsdk.annotations.PolygonOptions;
 import com.mapbox.mapboxsdk.camera.CameraPosition;
@@ -18,6 +19,7 @@ import com.mapbox.mapboxsdk.maps.OnMapReadyCallback;
 import com.mapbox.mapboxsdk.testapp.R;
 
 import java.util.ArrayList;
+import java.util.Collections;
 import java.util.List;
 
 import static com.mapbox.mapboxsdk.testapp.activity.annotation.PolygonActivity.Config.BLUE_COLOR;
@@ -26,6 +28,7 @@ import static com.mapbox.mapboxsdk.testapp.activity.annotation.PolygonActivity.C
 import static com.mapbox.mapboxsdk.testapp.activity.annotation.PolygonActivity.Config.NO_ALPHA;
 import static com.mapbox.mapboxsdk.testapp.activity.annotation.PolygonActivity.Config.PARTIAL_ALPHA;
 import static com.mapbox.mapboxsdk.testapp.activity.annotation.PolygonActivity.Config.RED_COLOR;
+import static com.mapbox.mapboxsdk.testapp.activity.annotation.PolygonActivity.Config.STAR_SHAPE_HOLES;
 import static com.mapbox.mapboxsdk.testapp.activity.annotation.PolygonActivity.Config.STAR_SHAPE_POINTS;
 
 /**
@@ -44,6 +47,7 @@ public class PolygonActivity extends AppCompatActivity implements OnMapReadyCall
   private boolean visible = true;
   private boolean color = true;
   private boolean allPoints;
+  private boolean holes;
 
   @Override
   protected void onCreate(Bundle savedInstanceState) {
@@ -140,6 +144,10 @@ public class PolygonActivity extends AppCompatActivity implements OnMapReadyCall
         color = !color;
         polygon.setFillColor(color ? BLUE_COLOR : RED_COLOR);
         return true;
+      case R.id.action_id_holes:
+        holes = !holes;
+        polygon.setHoles(holes ? STAR_SHAPE_HOLES : Collections.<Hole>emptyList());
+        return true;
       default:
         return super.onOptionsItemSelected(item);
     }
@@ -179,5 +187,27 @@ public class PolygonActivity extends AppCompatActivity implements OnMapReadyCall
 
     static final List<LatLng> BROKEN_SHAPE_POINTS =
       STAR_SHAPE_POINTS.subList(0, STAR_SHAPE_POINTS.size() - 3);
+
+    static final List<? extends Hole> STAR_SHAPE_HOLES = new ArrayList<Hole>() {
+      {
+        add(new Hole(new ArrayList<LatLng>() {
+          {
+            add(new LatLng(45.521743, -122.669091));
+            add(new LatLng(45.530483, -122.676833));
+            add(new LatLng(45.520483, -122.676833));
+            add(new LatLng(45.521743, -122.669091));
+          }
+        }));
+        add(new Hole(new ArrayList<LatLng>() {
+          {
+            add(new LatLng(45.529743, -122.662791));
+            add(new LatLng(45.525543, -122.662791));
+            add(new LatLng(45.525543, -122.660));
+            add(new LatLng(45.527743, -122.660));
+            add(new LatLng(45.529743, -122.662791));
+          }
+        }));
+      }
+    };
   }
 }