1 files changed, 98 insertions, 0 deletions
diff --git a/java/com/android/incallui/calllocation/impl/LocationPresenter.java b/java/com/android/incallui/calllocation/impl/LocationPresenter.java
new file mode 100644
index 000000000..a56fd3b3c
--- /dev/null
+++ b/java/com/android/incallui/calllocation/impl/LocationPresenter.java
@@ -0,0 +1,98 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License
+ */
+
+package com.android.incallui.calllocation.impl;
+
+import android.content.Context;
+import android.graphics.drawable.Drawable;
+import android.location.Location;
+import android.os.AsyncTask;
+import com.android.dialer.common.LogUtil;
+import com.android.incallui.baseui.Presenter;
+import com.android.incallui.baseui.Ui;
+import com.google.android.gms.location.LocationListener;
+import java.lang.ref.WeakReference;
+import java.util.Objects;
+
+/**
+ * Presenter for the {@code LocationFragment}.
+ *
+ * <p>Performs lookup for the address and map image to show.
+ */
+public class LocationPresenter extends Presenter<LocationPresenter.LocationUi>
+    implements LocationListener {
+
+  private Location mLastLocation;
+  private AsyncTask mDownloadMapTask;
+  private AsyncTask mReverseGeocodeTask;
+
+  LocationPresenter() {}
+
+  @Override
+  public void onUiReady(LocationUi ui) {
+    LogUtil.i("LocationPresenter.onUiReady", "");
+    super.onUiReady(ui);
+    updateLocation(mLastLocation, true);
+  }
+
+  @Override
+  public void onUiUnready(LocationUi ui) {
+    LogUtil.i("LocationPresenter.onUiUnready", "");
+    super.onUiUnready(ui);
+
+    if (mDownloadMapTask != null) {
+      mDownloadMapTask.cancel(true);
+    }
+    if (mReverseGeocodeTask != null) {
+      mReverseGeocodeTask.cancel(true);
+    }
+  }
+
+  @Override
+  public void onLocationChanged(Location location) {
+    LogUtil.i("LocationPresenter.onLocationChanged", "");
+    updateLocation(location, false);
+  }
+
+  private void updateLocation(Location location, boolean forceUpdate) {
+    LogUtil.i("LocationPresenter.updateLocation", "location: " + location);
+    if (forceUpdate || !Objects.equals(mLastLocation, location)) {
+      mLastLocation = location;
+      if (LocationHelper.isValidLocation(location)) {
+        LocationUi ui = getUi();
+        mDownloadMapTask = new DownloadMapImageTask(new WeakReference<>(ui)).execute(location);
+        mReverseGeocodeTask = new ReverseGeocodeTask(new WeakReference<>(ui)).execute(location);
+        if (ui != null) {
+          ui.setLocation(location);
+        } else {
+          LogUtil.i("LocationPresenter.updateLocation", "no Ui");
+        }
+      }
+    }
+  }
+
+  /** UI interface */
+  public interface LocationUi extends Ui {
+
+    void setAddress(String address);
+
+    void setMap(Drawable mapImage);
+
+    void setLocation(Location location);
+
+    Context getContext();
+  }
+}