1/*
2 * Copyright (C) 2014 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License
15 */
16
17package com.android.systemui.statusbar.phone;
18
19import android.content.Context;
20
21import com.android.systemui.R;
22
23import static android.util.Pools.SynchronizedPool;
24
25/**
26 * A class to generate {@link VelocityTrackerInterface}, depending on the configuration.
27 */
28public class VelocityTrackerFactory {
29
30    public static final String PLATFORM_IMPL = "platform";
31    public static final String NOISY_IMPL = "noisy";
32
33    public static VelocityTrackerInterface obtain(Context ctx) {
34        String tracker = ctx.getResources().getString(R.string.velocity_tracker_impl);
35        switch (tracker) {
36            case NOISY_IMPL:
37                return NoisyVelocityTracker.obtain();
38            case PLATFORM_IMPL:
39                return PlatformVelocityTracker.obtain();
40            default:
41                throw new IllegalStateException("Invalid tracker: " + tracker);
42        }
43    }
44}
45