Android: Add rumble for phone

This currently only supports using the internal vibrate on a phone for rumble.

2 files changed, 54 insertions, 1 deletions

diff --git a/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/NativeLibrary.java b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/NativeLibrary.java
index 55c8182f88..acfac1e0f4 100644
--- a/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/NativeLibrary.java
+++ b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/NativeLibrary.java
@@ -7,6 +7,11 @@
 package org.dolphinemu.dolphinemu;
 
 import android.app.AlertDialog;
+import android.content.Context;
+import android.os.Build;
+import android.os.VibrationEffect;
+import android.os.Vibrator;
+import android.preference.PreferenceManager;
 import android.view.Surface;
 
 import org.dolphinemu.dolphinemu.activities.EmulationActivity;
@@ -225,6 +230,39 @@ public final class NativeLibrary
    */
   public static native void onGamePadMoveEvent(String Device, int Axis, float Value);
 
+  /**
+   * Rumble sent from native. Currently only supports phone rumble.
+   *
+   * @param padID Ignored for now. Future use would be to pass rumble to a connected controller
+   * @param state Ignored for now since phone rumble can't just be 'turned' on/off
+   */
+  public static void rumble(int padID, double state)
+  {
+    final EmulationActivity emulationActivity = sEmulationActivity.get();
+    if (emulationActivity == null)
+    {
+      Log.warning("[NativeLibrary] EmulationActivity is null");
+      return;
+    }
+
+    if (PreferenceManager.getDefaultSharedPreferences(emulationActivity)
+            .getBoolean("phoneRumble", true))
+    {
+      Vibrator vibrator = (Vibrator) emulationActivity.getSystemService(Context.VIBRATOR_SERVICE);
+      if (vibrator != null && vibrator.hasVibrator())
+      {
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O)
+        {
+          vibrator.vibrate(VibrationEffect.createOneShot(100, VibrationEffect.DEFAULT_AMPLITUDE));
+        }
+        else
+        {
+          vibrator.vibrate(100);
+        }
+      }
+    }
+  }
+
   public static native String GetUserSetting(String gameID, String Section, String Key);
 
   public static native void SetUserSetting(String gameID, String Section, String Key, String Value);
diff --git a/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/activities/EmulationActivity.java b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/activities/EmulationActivity.java
index 221d3ee399..7eb8430935 100644
--- a/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/activities/EmulationActivity.java
+++ b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/activities/EmulationActivity.java
@@ -124,6 +124,7 @@ public final class EmulationActivity extends AppCompatActivity
   public static final int MENU_ACTION_EXIT = 22;
   public static final int MENU_ACTION_CHANGE_DISC = 23;
   public static final int MENU_ACTION_JOYSTICK_REL_CENTER = 24;
+  public static final int MENU_ACTION_RUMBLE = 25;
 
 
   private static SparseIntArray buttonsActionsMap = new SparseIntArray();
@@ -163,6 +164,7 @@ public final class EmulationActivity extends AppCompatActivity
     buttonsActionsMap.append(R.id.menu_exit, EmulationActivity.MENU_ACTION_EXIT);
     buttonsActionsMap.append(R.id.menu_emulation_joystick_rel_center,
             EmulationActivity.MENU_ACTION_JOYSTICK_REL_CENTER);
+    buttonsActionsMap.append(R.id.menu_emulation_rumble, EmulationActivity.MENU_ACTION_RUMBLE);
   }
 
   public static void launch(FragmentActivity activity, GameFile gameFile, int position,
@@ -473,6 +475,8 @@ public final class EmulationActivity extends AppCompatActivity
     // Populate the checkbox value for joystick center on touch
     menu.findItem(R.id.menu_emulation_joystick_rel_center)
             .setChecked(mPreferences.getBoolean("joystickRelCenter", true));
+    menu.findItem(R.id.menu_emulation_rumble)
+            .setChecked(mPreferences.getBoolean("phoneRumble", true));
 
     return true;
   }
@@ -504,7 +508,11 @@ public final class EmulationActivity extends AppCompatActivity
       case MENU_ACTION_JOYSTICK_REL_CENTER:
         item.setChecked(!item.isChecked());
         toggleJoystickRelCenter(item.isChecked());
-        return;
+        break;
+      case MENU_ACTION_RUMBLE:
+        item.setChecked(!item.isChecked());
+        toggleRumble(item.isChecked());
+        break;
     }
   }
 
@@ -636,6 +644,13 @@ public final class EmulationActivity extends AppCompatActivity
     editor.commit();
   }
 
+  private void toggleRumble(boolean state)
+  {
+    final SharedPreferences.Editor editor = mPreferences.edit();
+    editor.putBoolean("phoneRumble", state);
+    editor.apply();
+  }
+
 
   private void editControlsPlacement()
   {