DozeFactory.java revision 43d0d73d0789025cd92336ec241d2e2e21f558a3 
1/*
2 * Copyright (C) 2016 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.doze;
18
19import android.app.AlarmManager;
20import android.app.Application;
21import android.content.Context;
22import android.hardware.Sensor;
23import android.hardware.SensorManager;
24import android.os.Handler;
25
26import com.android.internal.hardware.AmbientDisplayConfiguration;
27import com.android.systemui.Dependency;
28import com.android.systemui.R;
29import com.android.systemui.SystemUIApplication;
30import com.android.systemui.classifier.FalsingManager;
31import com.android.systemui.statusbar.phone.DozeParameters;
32import com.android.systemui.util.AsyncSensorManager;
33import com.android.systemui.util.wakelock.DelayedWakeLock;
34import com.android.systemui.util.wakelock.WakeLock;
35
36public class DozeFactory {
37
38    public DozeFactory() {
39    }
40
41    /** Creates a DozeMachine with its parts for {@code dozeService}. */
42    public DozeMachine assembleMachine(DozeService dozeService) {
43        Context context = dozeService;
44        SensorManager sensorManager = Dependency.get(AsyncSensorManager.class);
45        AlarmManager alarmManager = context.getSystemService(AlarmManager.class);
46
47        DozeHost host = getHost(dozeService);
48        AmbientDisplayConfiguration config = new AmbientDisplayConfiguration(context);
49        DozeParameters params = new DozeParameters(context);
50        Handler handler = new Handler();
51        WakeLock wakeLock = new DelayedWakeLock(handler,
52                WakeLock.createPartial(context, "Doze"));
53
54        DozeMachine.Service wrappedService = dozeService;
55        wrappedService = new DozeBrightnessHostForwarder(wrappedService, host);
56        wrappedService = DozeScreenStatePreventingAdapter.wrapIfNeeded(wrappedService, params);
57        wrappedService = DozeSuspendScreenStatePreventingAdapter.wrapIfNeeded(wrappedService,
58                params);
59
60        DozeMachine machine = new DozeMachine(wrappedService, config, wakeLock);
61        machine.setParts(new DozeMachine.Part[]{
62                new DozePauser(handler, machine, alarmManager, new AlwaysOnDisplayPolicy(context)),
63                new DozeFalsingManagerAdapter(FalsingManager.getInstance(context)),
64                createDozeTriggers(context, sensorManager, host, alarmManager, config, params,
65                        handler, wakeLock, machine),
66                createDozeUi(context, host, wakeLock, machine, handler, alarmManager, params),
67                new DozeScreenState(wrappedService, handler),
68                createDozeScreenBrightness(context, wrappedService, sensorManager, host, handler),
69        });
70
71        return machine;
72    }
73
74    private DozeMachine.Part createDozeScreenBrightness(Context context,
75            DozeMachine.Service service, SensorManager sensorManager, DozeHost host,
76            Handler handler) {
77        Sensor sensor = DozeSensors.findSensorWithType(sensorManager,
78                context.getString(R.string.doze_brightness_sensor_type));
79        return new DozeScreenBrightness(context, service, sensorManager, sensor, host, handler,
80                new AlwaysOnDisplayPolicy(context));
81    }
82
83    private DozeTriggers createDozeTriggers(Context context, SensorManager sensorManager,
84            DozeHost host, AlarmManager alarmManager, AmbientDisplayConfiguration config,
85            DozeParameters params, Handler handler, WakeLock wakeLock, DozeMachine machine) {
86        boolean allowPulseTriggers = true;
87        return new DozeTriggers(context, machine, host, alarmManager, config, params,
88                sensorManager, handler, wakeLock, allowPulseTriggers);
89    }
90
91    private DozeMachine.Part createDozeUi(Context context, DozeHost host, WakeLock wakeLock,
92            DozeMachine machine, Handler handler, AlarmManager alarmManager,
93            DozeParameters params) {
94        return new DozeUi(context, alarmManager, machine, wakeLock, host, handler, params);
95    }
96
97    public static DozeHost getHost(DozeService service) {
98        Application appCandidate = service.getApplication();
99        final SystemUIApplication app = (SystemUIApplication) appCandidate;
100        return app.getComponent(DozeHost.class);
101    }
102}
103