From 338fea996f625dd421e032051d9c47ef45ab9c93 Mon Sep 17 00:00:00 2001
From: Danny Baumann <dannybaumann@web.de>
Date: Fri, 9 Sep 2016 10:01:27 +0200
Subject: Add back in-call vibration features

Change-Id: Ia30a3c46e9c37d7d73288ec605af8efc3a46a323
---
 .../android/incallui/InCallVibrationHandler.java   | 143 +++++++++++++++++++++
 1 file changed, 143 insertions(+)
 create mode 100644 java/com/android/incallui/InCallVibrationHandler.java

(limited to 'java/com/android/incallui/InCallVibrationHandler.java')

diff --git a/java/com/android/incallui/InCallVibrationHandler.java b/java/com/android/incallui/InCallVibrationHandler.java
new file mode 100644
index 000000000..067d6bf5e
--- /dev/null
+++ b/java/com/android/incallui/InCallVibrationHandler.java
@@ -0,0 +1,143 @@
+/*
+ * Copyright (C) 2014 The CyanogenMod 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;
+
+import android.content.Context;
+import android.content.SharedPreferences;
+import android.os.Handler;
+import android.os.Message;
+import android.os.Vibrator;
+import android.preference.PreferenceManager;
+import android.telecom.DisconnectCause;
+
+import com.android.incallui.call.CallList;
+import com.android.incallui.call.DialerCall;
+import com.android.incallui.call.state.DialerCallState;
+import com.android.incallui.InCallPresenter.InCallState;
+
+public class InCallVibrationHandler extends Handler implements
+    InCallPresenter.InCallStateListener {
+
+  private static final int MSG_VIBRATE_45_SEC = 1;
+
+  private static final String KEY_VIBRATE_CALL_WAITING = "incall_vibrate_call_waiting";
+  private static final String KEY_VIBRATE_OUTGOING = "incall_vibrate_outgoing";
+  private static final String KEY_VIBRATE_45SECS = "incall_vibrate_45secs";
+  private static final String KEY_VIBRATE_HANGUP = "incall_vibrate_hangup";
+
+  private SharedPreferences prefs;
+  private Vibrator vibrator;
+  private DialerCall activeCall;
+
+  public InCallVibrationHandler(Context context) {
+    prefs = PreferenceManager.getDefaultSharedPreferences(context);
+    vibrator = (Vibrator) context.getSystemService(Context.VIBRATOR_SERVICE);
+  }
+
+  @Override
+  public void handleMessage(Message msg) {
+    switch (msg.what) {
+      case MSG_VIBRATE_45_SEC:
+        vibrate(70, 0, 0);
+        sendEmptyMessageDelayed(MSG_VIBRATE_45_SEC, 60000);
+        break;
+    }
+  }
+
+  @Override
+  public void onStateChange(InCallState oldState, InCallState newState, CallList callList) {
+    DialerCall activeCall = callList.getActiveCall();
+
+    if (activeCall != null && this.activeCall == null) {
+      Log.d(this, "Transition to active call " + activeCall);
+      if (activeCall.isOutgoing()) {
+        handleOutgoingCallVibration(activeCall);
+      }
+      this.activeCall = activeCall;
+    } else if (activeCall != null && callList.getIncomingCall() != null
+        && !callList.getIncomingCall().equals(activeCall)) {
+      Log.d(this, "New incoming call" + callList.getIncomingCall());
+      handleCallWaitingVibration(activeCall);
+    } else if (activeCall == null && this.activeCall != null) {
+      Log.d(this, "Transition from active call " + this.activeCall);
+      handleCallEnd(this.activeCall);
+      this.activeCall = null;
+    }
+  }
+
+  private void handleOutgoingCallVibration(DialerCall call) {
+    long durationMillis = System.currentTimeMillis() - call.getConnectTimeMillis();
+    Log.d(this, "Start outgoing call: duration = " + durationMillis);
+
+    if (prefs.getBoolean(KEY_VIBRATE_OUTGOING, false) && durationMillis < 200) {
+      vibrate(100, 200, 0);
+    }
+    if (prefs.getBoolean(KEY_VIBRATE_45SECS, false)) {
+      start45SecondVibration(durationMillis);
+    }
+  }
+
+  private void handleCallWaitingVibration(DialerCall call) {
+    Log.d(this, "Start call waiting vibration");
+    if (prefs.getBoolean(KEY_VIBRATE_CALL_WAITING, false)) {
+      vibrate(200, 300, 500);
+    }
+  }
+
+  private void handleCallEnd(DialerCall call) {
+    long durationMillis = System.currentTimeMillis() - call.getConnectTimeMillis();
+    DisconnectCause cause = call.getDisconnectCause();
+    boolean localDisconnect =
+        // Disconnection not yet processed
+        call.getState() == DialerCallState.DISCONNECTING ||
+        // Disconnection already processed
+        (cause != null && cause.getCode() == DisconnectCause.LOCAL);
+
+    Log.d(this, "Ending active call: duration = " + durationMillis
+        + ", locally disconnected = " + localDisconnect);
+
+    if (prefs.getBoolean(KEY_VIBRATE_HANGUP, false)
+        && !localDisconnect && durationMillis > 500) {
+      vibrate(50, 100, 50);
+    }
+    // Stop 45-second vibration
+    removeMessages(MSG_VIBRATE_45_SEC);
+  }
+
+  private void start45SecondVibration(long callDurationMillis) {
+    callDurationMillis = callDurationMillis % 60000;
+    Log.d(this, "vibrate start @" + callDurationMillis);
+    removeMessages(MSG_VIBRATE_45_SEC);
+
+    long timer;
+    if (callDurationMillis > 45000) {
+        // Schedule the alarm at the next minute + 45 secs
+        timer = 45000 + 60000 - callDurationMillis;
+    } else {
+        // Schedule the alarm at the first 45 second mark
+        timer = 45000 - callDurationMillis;
+    }
+    sendEmptyMessageDelayed(MSG_VIBRATE_45_SEC, timer);
+  }
+
+  private void vibrate(int v1, int p1, int v2) {
+    long[] pattern = new long[] {
+      0, v1, p1, v2
+    };
+    vibrator.vibrate(pattern, -1);
+  }
+}
-- 
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