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;
20import android.os.SystemProperties;
21import android.os.UserHandle;
22import android.provider.Settings;
23import android.text.TextUtils;
24import android.util.MathUtils;
25import android.util.SparseBooleanArray;
26
27import com.android.internal.hardware.AmbientDisplayConfiguration;
28import com.android.systemui.R;
29
30import java.io.PrintWriter;
31
32public class DozeParameters {
33    private static final int MAX_DURATION = 60 * 1000;
34    public static final String DOZE_SENSORS_WAKE_UP_FULLY = "doze_sensors_wake_up_fully";
35
36    private final Context mContext;
37    private final AmbientDisplayConfiguration mAmbientDisplayConfiguration;
38
39    private static IntInOutMatcher sPickupSubtypePerformsProxMatcher;
40
41    public DozeParameters(Context context) {
42        mContext = context;
43        mAmbientDisplayConfiguration = new AmbientDisplayConfiguration(mContext);
44    }
45
46    public void dump(PrintWriter pw) {
47        pw.println("  DozeParameters:");
48        pw.print("    getDisplayStateSupported(): "); pw.println(getDisplayStateSupported());
49        pw.print("    getPulseDuration(pickup=false): "); pw.println(getPulseDuration(false));
50        pw.print("    getPulseDuration(pickup=true): "); pw.println(getPulseDuration(true));
51        pw.print("    getPulseInDuration(pickup=false): "); pw.println(getPulseInDuration(false));
52        pw.print("    getPulseInDuration(pickup=true): "); pw.println(getPulseInDuration(true));
53        pw.print("    getPulseInVisibleDuration(): "); pw.println(getPulseVisibleDuration());
54        pw.print("    getPulseOutDuration(): "); pw.println(getPulseOutDuration());
55        pw.print("    getPulseOnSigMotion(): "); pw.println(getPulseOnSigMotion());
56        pw.print("    getVibrateOnSigMotion(): "); pw.println(getVibrateOnSigMotion());
57        pw.print("    getVibrateOnPickup(): "); pw.println(getVibrateOnPickup());
58        pw.print("    getProxCheckBeforePulse(): "); pw.println(getProxCheckBeforePulse());
59        pw.print("    getPickupVibrationThreshold(): "); pw.println(getPickupVibrationThreshold());
60        pw.print("    getPickupSubtypePerformsProxCheck(): ");pw.println(
61                dumpPickupSubtypePerformsProxCheck());
62    }
63
64    private String dumpPickupSubtypePerformsProxCheck() {
65        // Refresh sPickupSubtypePerformsProxMatcher
66        getPickupSubtypePerformsProxCheck(0);
67
68        if (sPickupSubtypePerformsProxMatcher == null) {
69            return "fallback: " + mContext.getResources().getBoolean(
70                    R.bool.doze_pickup_performs_proximity_check);
71        } else {
72            return "spec: " + sPickupSubtypePerformsProxMatcher.mSpec;
73        }
74    }
75
76    public boolean getDisplayStateSupported() {
77        return getBoolean("doze.display.supported", R.bool.doze_display_state_supported);
78    }
79
80    public int getPulseDuration(boolean pickup) {
81        return getPulseInDuration(pickup) + getPulseVisibleDuration() + getPulseOutDuration();
82    }
83
84    public int getPulseInDuration(boolean pickupOrDoubleTap) {
85        return pickupOrDoubleTap
86                ? getInt("doze.pulse.duration.in.pickup", R.integer.doze_pulse_duration_in_pickup)
87                : getInt("doze.pulse.duration.in", R.integer.doze_pulse_duration_in);
88    }
89
90    public int getPulseVisibleDuration() {
91        return getInt("doze.pulse.duration.visible", R.integer.doze_pulse_duration_visible);
92    }
93
94    public int getPulseOutDuration() {
95        return getInt("doze.pulse.duration.out", R.integer.doze_pulse_duration_out);
96    }
97
98    public boolean getPulseOnSigMotion() {
99        return getBoolean("doze.pulse.sigmotion", R.bool.doze_pulse_on_significant_motion);
100    }
101
102    public boolean getVibrateOnSigMotion() {
103        return SystemProperties.getBoolean("doze.vibrate.sigmotion", false);
104    }
105
106    public boolean getVibrateOnPickup() {
107        return SystemProperties.getBoolean("doze.vibrate.pickup", false);
108    }
109
110    public boolean getProxCheckBeforePulse() {
111        return getBoolean("doze.pulse.proxcheck", R.bool.doze_proximity_check_before_pulse);
112    }
113
114    public int getPickupVibrationThreshold() {
115        return getInt("doze.pickup.vibration.threshold", R.integer.doze_pickup_vibration_threshold);
116    }
117
118    public boolean getAlwaysOn() {
119        return mAmbientDisplayConfiguration.alwaysOnEnabled(UserHandle.USER_CURRENT);
120    }
121
122    private boolean getBoolean(String propName, int resId) {
123        return SystemProperties.getBoolean(propName, mContext.getResources().getBoolean(resId));
124    }
125
126    private int getInt(String propName, int resId) {
127        int value = SystemProperties.getInt(propName, mContext.getResources().getInteger(resId));
128        return MathUtils.constrain(value, 0, MAX_DURATION);
129    }
130
131    private String getString(String propName, int resId) {
132        return SystemProperties.get(propName, mContext.getString(resId));
133    }
134
135    public boolean getPickupSubtypePerformsProxCheck(int subType) {
136        String spec = getString("doze.pickup.proxcheck",
137                R.string.doze_pickup_subtype_performs_proximity_check);
138
139        if (TextUtils.isEmpty(spec)) {
140            // Fall back to non-subtype based property.
141            return mContext.getResources().getBoolean(R.bool.doze_pickup_performs_proximity_check);
142        }
143
144        if (sPickupSubtypePerformsProxMatcher == null
145                || !TextUtils.equals(spec, sPickupSubtypePerformsProxMatcher.mSpec)) {
146            sPickupSubtypePerformsProxMatcher = new IntInOutMatcher(spec);
147        }
148
149        return sPickupSubtypePerformsProxMatcher.isIn(subType);
150    }
151
152    public int getPulseVisibleDurationExtended() {
153        return 2 * getPulseVisibleDuration();
154    }
155
156
157    /**
158     * Parses a spec of the form `1,2,3,!5,*`. The resulting object will match numbers that are
159     * listed, will not match numbers that are listed with a ! prefix, and will match / not match
160     * unlisted numbers depending on whether * or !* is present.
161     *
162     * *  -> match any numbers that are not explicitly listed
163     * !* -> don't match any numbers that are not explicitly listed
164     * 2  -> match 2
165     * !3 -> don't match 3
166     *
167     * It is illegal to specify:
168     * - an empty spec
169     * - a spec containing that are empty, or a lone !
170     * - a spec for anything other than numbers or *
171     * - multiple terms for the same number / multiple *s
172     */
173    public static class IntInOutMatcher {
174        private static final String WILDCARD = "*";
175        private static final char OUT_PREFIX = '!';
176
177        private final SparseBooleanArray mIsIn;
178        private final boolean mDefaultIsIn;
179        final String mSpec;
180
181        public IntInOutMatcher(String spec) {
182            if (TextUtils.isEmpty(spec)) {
183                throw new IllegalArgumentException("Spec must not be empty");
184            }
185
186            boolean defaultIsIn = false;
187            boolean foundWildcard = false;
188
189            mSpec = spec;
190            mIsIn = new SparseBooleanArray();
191
192            for (String itemPrefixed : spec.split(",", -1)) {
193                if (itemPrefixed.length() == 0) {
194                    throw new IllegalArgumentException(
195                            "Illegal spec, must not have zero-length items: `" + spec + "`");
196                }
197                boolean isIn = itemPrefixed.charAt(0) != OUT_PREFIX;
198                String item = isIn ? itemPrefixed : itemPrefixed.substring(1);
199
200                if (itemPrefixed.length() == 0) {
201                    throw new IllegalArgumentException(
202                            "Illegal spec, must not have zero-length items: `" + spec + "`");
203                }
204
205                if (WILDCARD.equals(item)) {
206                    if (foundWildcard) {
207                        throw new IllegalArgumentException("Illegal spec, `" + WILDCARD +
208                                "` must not appear multiple times in `" + spec + "`");
209                    }
210                    defaultIsIn = isIn;
211                    foundWildcard = true;
212                } else {
213                    int key = Integer.parseInt(item);
214                    if (mIsIn.indexOfKey(key) >= 0) {
215                        throw new IllegalArgumentException("Illegal spec, `" + key +
216                                "` must not appear multiple times in `" + spec + "`");
217                    }
218                    mIsIn.put(key, isIn);
219                }
220            }
221
222            if (!foundWildcard) {
223                throw new IllegalArgumentException("Illegal spec, must specify either * or !*");
224            }
225
226            mDefaultIsIn = defaultIsIn;
227        }
228
229        public boolean isIn(int value) {
230            return (mIsIn.get(value, mDefaultIsIn));
231        }
232    }
233}
234