Fix and update battery detail page

Bug: 27205329
Change-Id: Ie984348d59c1b15bec7283a94a94489f78cacb79

src/com/android/settings/fuelgauge/BatteryFlagParser.java

@@ -0,0 +1,100 @@
+/*
+ * Copyright (C) 2016 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 com.android.settings.fuelgauge;
+
+import android.os.BatteryStats.HistoryItem;
+import android.util.SparseBooleanArray;
+import android.util.SparseIntArray;
+import com.android.settings.fuelgauge.BatteryActiveView.BatteryActiveProvider;
+import com.android.settingslib.BatteryInfo;
+
+public class BatteryFlagParser implements BatteryInfo.BatteryDataParser, BatteryActiveProvider {
+
+    private final SparseBooleanArray mData = new SparseBooleanArray();
+    private final int mFlag;
+    private final boolean mState2;
+    private final int mAccentColor;
+
+    private boolean mLastSet;
+    private long mLength;
+    private long mLastTime;
+
+    public BatteryFlagParser(int accent, boolean state2, int flag) {
+        mAccentColor = accent;
+        mFlag = flag;
+        mState2 = state2;
+    }
+
+    protected boolean isSet(HistoryItem record) {
+        return ((mState2 ? record.states2 : record.states) & mFlag) != 0;
+    }
+
+    @Override
+    public void onParsingStarted(long startTime, long endTime) {
+        mLength = endTime - startTime;
+    }
+
+    @Override
+    public void onDataPoint(long time, HistoryItem record) {
+        boolean isSet = isSet(record);
+        if (isSet != mLastSet) {
+            mData.put((int) time, isSet);
+            mLastSet = isSet;
+        }
+        mLastTime = time;
+    }
+
+    @Override
+    public void onDataGap() {
+        if (mLastSet) {
+            mData.put((int) mLastTime, false);
+            mLastSet = false;
+        }
+    }
+
+    @Override
+    public void onParsingDone() {
+        if (mLastSet) {
+            mData.put((int) mLastTime, false);
+            mLastSet = false;
+        }
+    }
+
+    @Override
+    public long getPeriod() {
+        return mLength;
+    }
+
+    @Override
+    public boolean hasData() {
+        return mData.size() > 1;
+    }
+
+    @Override
+    public SparseIntArray getColorArray() {
+        SparseIntArray ret = new SparseIntArray();
+        for (int i = 0; i < mData.size(); i++) {
+            ret.put(mData.keyAt(i), getColor(mData.valueAt(i)));
+        }
+        return ret;
+    }
+
+    private int getColor(boolean b) {
+        if (b) {
+            return mAccentColor;
+        }
+        return 0;
+    }
+}