Add support for AVRCP 1.3.

* Add metadata support.
* Add player settings support.
* Add playback support.

A2DP Settings App support.

Bluetooth: A2DP Sink support for Settings App

- add support for A2DP Sink in Settings App. This will enable connection
  initiation and updation on Settings App
- add framework Apis to support A2DP Sink. Any third party Apps can access
  A2DP Sink priority of device and playing state of device
- add support for key to set priority. This manages priority of device for
  A2DP Sink profile

Change-Id: If5f9139f37cdb9d200387877c7801075205c78a0

1 files changed, 189 insertions, 0 deletions

diff --git a/framework/java/android/bluetooth/BluetoothAvrcpPlayerSettings.java b/framework/java/android/bluetooth/BluetoothAvrcpPlayerSettings.java
new file mode 100644
index 0000000000..927cb56665
--- /dev/null
+++ b/framework/java/android/bluetooth/BluetoothAvrcpPlayerSettings.java
@@ -0,0 +1,189 @@
+/*
+ * Copyright (C) 2015 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 android.bluetooth;
+
+import android.os.Parcel;
+import android.os.Parcelable;
+import android.util.Log;
+
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * Class used to identify settings associated with the player on AG.
+ *
+ * {@hide}
+ */
+public final class BluetoothAvrcpPlayerSettings implements Parcelable {
+    public static final String TAG = "BluetoothAvrcpPlayerSettings";
+
+    /**
+     * Equalizer setting.
+     */
+    public static final int SETTING_EQUALIZER    = 0x01;
+
+    /**
+     * Repeat setting.
+     */
+    public static final int SETTING_REPEAT       = 0x02;
+
+    /**
+     * Shuffle setting.
+     */
+    public static final int SETTING_SHUFFLE      = 0x04;
+
+    /**
+     * Scan mode setting.
+     */
+    public static final int SETTING_SCAN         = 0x08;
+
+    /**
+     * Invalid state.
+     *
+     * Used for returning error codes.
+     */
+    public static final int STATE_INVALID = -1;
+
+    /**
+     * OFF state.
+     *
+     * Denotes a general OFF state. Applies to all settings.
+     */
+    public static final int STATE_OFF = 0x00;
+
+    /**
+     * ON state.
+     *
+     * Applies to {@link SETTING_EQUALIZER}.
+     */
+    public static final int STATE_ON = 0x01;
+
+    /**
+     * Single track repeat.
+     *
+     * Applies only to {@link SETTING_REPEAT}.
+     */
+    public static final int STATE_SINGLE_TRACK = 0x02;
+
+    /**
+     * All track repeat/shuffle.
+     *
+     * Applies to {@link SETTING_REPEAT}, {@link SETTING_SHUFFLE} and {@link SETTING_SCAN}.
+     */
+    public static final int STATE_ALL_TRACK    = 0x03;
+
+    /**
+     * Group repeat/shuffle.
+     *
+     * Applies to {@link SETTING_REPEAT}, {@link SETTING_SHUFFLE} and {@link SETTING_SCAN}.
+     */
+    public static final int STATE_GROUP        = 0x04;
+
+    /**
+     * List of supported settings ORed.
+     */
+    private int mSettings;
+
+    /**
+     * Hash map of current capability values.
+     */
+    private Map<Integer, Integer> mSettingsValue = new HashMap<Integer, Integer>();
+
+    public int describeContents() {
+        return 0;
+    }
+
+    public void writeToParcel(Parcel out, int flags) {
+        out.writeInt(mSettings);
+        out.writeInt(mSettingsValue.size());
+        for (int k : mSettingsValue.keySet()) {
+            out.writeInt(k);
+            out.writeInt(mSettingsValue.get(k));
+        }
+    }
+
+    public static final Parcelable.Creator<BluetoothAvrcpPlayerSettings> CREATOR
+            = new Parcelable.Creator<BluetoothAvrcpPlayerSettings>() {
+        public BluetoothAvrcpPlayerSettings createFromParcel(Parcel in) {
+            return new BluetoothAvrcpPlayerSettings(in);
+        }
+
+        public BluetoothAvrcpPlayerSettings[] newArray(int size) {
+            return new BluetoothAvrcpPlayerSettings[size];
+        }
+    };
+
+    private BluetoothAvrcpPlayerSettings(Parcel in) {
+        mSettings = in.readInt();
+        int numSettings = in.readInt();
+        for (int i = 0; i < numSettings; i++) {
+            mSettingsValue.put(in.readInt(), in.readInt());
+        }
+    }
+
+    /**
+     * Create a new player settings object.
+     *
+     * @param settings a ORed value of SETTINGS_* defined above.
+     */
+    public BluetoothAvrcpPlayerSettings(int settings) {
+        mSettings = settings;
+    }
+
+    /**
+     * Get the supported settings.
+     *
+     * @return int ORed value of supported settings.
+     */
+    public int getSettings() {
+        return mSettings;
+    }
+
+    /**
+     * Add a setting value.
+     *
+     * The setting must be part of possible settings in {@link getSettings()}.
+     * @param setting setting config.
+     * @param value value for the setting.
+     * @throws IllegalStateException if the setting is not supported.
+     */
+    public void addSettingValue(int setting, int value) {
+        if ((setting & mSettings) == 0) {
+            Log.e(TAG, "Setting not supported: " + setting + " " + mSettings);
+            throw new IllegalStateException("Setting not supported: " + setting);
+        }
+        mSettingsValue.put(setting, value);
+    }
+
+    /**
+     * Get a setting value.
+     *
+     * The setting must be part of possible settings in {@link getSettings()}.
+     * @param setting setting config.
+     * @return value value for the setting.
+     * @throws IllegalStateException if the setting is not supported.
+     */
+    public int getSettingValue(int setting) {
+        if ((setting & mSettings) == 0) {
+            Log.e(TAG, "Setting not supported: " + setting + " " + mSettings);
+            throw new IllegalStateException("Setting not supported: " + setting);
+        }
+        Integer i = mSettingsValue.get(setting);
+        if (i == null) return -1;
+        return i;
+    }
+}