1 /* 2 * Copyright (C) 2016 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file 5 * except in compliance with the License. You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software distributed under the 10 * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 11 * KIND, either express or implied. See the License for the specific language governing 12 * permissions and limitations under the License. 13 */ 14 15 package com.android.settings.fuelgauge; 16 17 import android.os.BatteryStats.HistoryItem; 18 import android.telephony.ServiceState; 19 import android.util.SparseIntArray; 20 import com.android.settings.Utils; 21 import com.android.settings.fuelgauge.BatteryActiveView.BatteryActiveProvider; 22 import com.android.settingslib.BatteryInfo; 23 24 public class BatteryCellParser implements BatteryInfo.BatteryDataParser, BatteryActiveProvider { 25 26 private final SparseIntArray mData = new SparseIntArray(); 27 28 private int mLastValue; 29 private long mLength; 30 private long mLastTime; 31 getValue(HistoryItem rec)32 protected int getValue(HistoryItem rec) { 33 int bin; 34 if (((rec.states & HistoryItem.STATE_PHONE_STATE_MASK) 35 >> HistoryItem.STATE_PHONE_STATE_SHIFT) 36 == ServiceState.STATE_POWER_OFF) { 37 bin = 0; 38 } else if ((rec.states & HistoryItem.STATE_PHONE_SCANNING_FLAG) != 0) { 39 bin = 1; 40 } else { 41 bin = (rec.states & HistoryItem.STATE_PHONE_SIGNAL_STRENGTH_MASK) 42 >> HistoryItem.STATE_PHONE_SIGNAL_STRENGTH_SHIFT; 43 bin += 2; 44 } 45 return bin; 46 } 47 48 @Override onParsingStarted(long startTime, long endTime)49 public void onParsingStarted(long startTime, long endTime) { 50 mLength = endTime - startTime; 51 } 52 53 @Override onDataPoint(long time, HistoryItem record)54 public void onDataPoint(long time, HistoryItem record) { 55 int value = getValue(record); 56 if (value != mLastValue) { 57 mData.put((int) time, value); 58 mLastValue = value; 59 } 60 mLastTime = time; 61 } 62 63 @Override onDataGap()64 public void onDataGap() { 65 if (mLastValue != 0) { 66 mData.put((int) mLastTime, 0); 67 mLastValue = 0; 68 } 69 } 70 71 @Override onParsingDone()72 public void onParsingDone() { 73 if (mLastValue != 0) { 74 mData.put((int) mLastTime, 0); 75 mLastValue = 0; 76 } 77 } 78 79 @Override getPeriod()80 public long getPeriod() { 81 return mLength; 82 } 83 84 @Override hasData()85 public boolean hasData() { 86 return mData.size() > 1; 87 } 88 89 @Override getColorArray()90 public SparseIntArray getColorArray() { 91 SparseIntArray ret = new SparseIntArray(); 92 for (int i = 0; i < mData.size(); i++) { 93 ret.put(mData.keyAt(i), getColor(mData.valueAt(i))); 94 } 95 return ret; 96 } 97 getColor(int i)98 private int getColor(int i) { 99 return Utils.BADNESS_COLORS[i]; 100 } 101 } 102