Added factory to create ToneGenerators

+ This class was needed to abstract out the logic to determine which
stream to play tones though. It is also easily mockable for use.

Change-Id: I382239483871b9aa1ef6fece7e66ea95f3fba4e0

1 files changed, 36 insertions, 0 deletions

diff --git a/InCallUI/src/com/android/incallui/ringtone/ToneGeneratorFactory.java b/InCallUI/src/com/android/incallui/ringtone/ToneGeneratorFactory.java
new file mode 100644
index 000000000..ac47c8a7d
--- /dev/null
+++ b/InCallUI/src/com/android/incallui/ringtone/ToneGeneratorFactory.java
@@ -0,0 +1,36 @@
+/*
+ * Copyright (C) 2016 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.ringtone;
+
+import android.media.ToneGenerator;
+
+/**
+ * Factory used to create {@link ToneGenerator}s.
+ */
+public class ToneGeneratorFactory {
+
+    /**
+     * Creates a new {@link ToneGenerator} to use while in a call.
+     *
+     * @param stream the stream through which to play tones.
+     * @param volume the volume at which to play tones.
+     * @return a new ToneGenerator.
+     */
+    public ToneGenerator newInCallToneGenerator(int stream, int volume) {
+        return new ToneGenerator(stream, volume);
+    }
+}