Display the chart levels data into BatteryHistoryPreference (740ac9a0) · Commits · e / os / android_packages_apps_Settings

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

+101 −7

Original line number	Diff line number	Diff line
		@@ -20,6 +20,7 @@ package com.android.settings.fuelgauge;
		import android.content.Context;
		import android.util.Log;

		import androidx.annotation.VisibleForTesting;
		import androidx.preference.Preference;
		import androidx.preference.PreferenceGroup;
		import androidx.preference.PreferenceScreen;
		@@ -34,24 +35,48 @@ import com.android.settingslib.core.lifecycle.LifecycleObserver;
		import com.android.settingslib.core.lifecycle.events.OnDestroy;
		import com.android.settingslib.core.lifecycle.events.OnPause;

		import java.util.Arrays;
		import java.util.ArrayList;
		import java.util.Collections;
		import java.util.List;
		import java.util.Map;

		/** Cotrols the update for chart graph and the list items. */
		/** Controls the update for chart graph and the list items. */
		public class BatteryChartPreferenceController extends AbstractPreferenceController
		implements PreferenceControllerMixin, LifecycleObserver, OnPause, OnDestroy {
		implements PreferenceControllerMixin, LifecycleObserver, OnPause, OnDestroy,
		BatteryChartView.OnSelectListener {
		private static final String TAG = "BatteryChartPreferenceController";
		private static final int CHART_KEY_ARRAY_SIZE = 25;
		private static final int CHART_LEVEL_ARRAY_SIZE = 13;

		@VisibleForTesting
		PreferenceGroup mAppListGroup;

		private Context mPrefContext;
		private BatteryChartView mBatteryChartView;
		// Battery history relative data.
		private int[] mBatteryHistoryLevels;
		private long[] mBatteryHistoryKeys;
		private Map<Long, List<BatteryHistEntry>> mBatteryHistoryMap;

		private int mTrapezoidIndex = BatteryChartView.SELECTED_INDEX_INVALID;

		private final String mPreferenceKey;
		private final SettingsActivity mActivity;
		private final InstrumentedPreferenceFragment mFragment;

		public BatteryChartPreferenceController(
		Context context, String chartPreferenceKey, String listPreferenceKey,
		Context context, String preferenceKey,
		Lifecycle lifecycle, SettingsActivity activity,
		InstrumentedPreferenceFragment fragment) {
		super(context);
		mPreferenceKey = listPreferenceKey;
		mActivity = activity;
		mFragment = fragment;
		mPreferenceKey = preferenceKey;
		if (lifecycle != null) {
		lifecycle.addObserver(this);
		}
		}


		@Override
		public void onPause() {
		@@ -63,6 +88,9 @@ public class BatteryChartPreferenceController extends AbstractPreferenceControll

		@Override
		public void displayPreference(PreferenceScreen screen) {
		super.displayPreference(screen);
		mPrefContext = screen.getContext();
		mAppListGroup = screen.findPreference(mPreferenceKey);
		}

		@Override
		@@ -80,7 +108,73 @@ public class BatteryChartPreferenceController extends AbstractPreferenceControll
		return false;
		}

		void refreshUi(Map<Long, List<BatteryHistEntry>> batteryHistoryMap) {
		Log.d(TAG, "refreshUi:" + batteryHistoryMap.size());
		@Override
		public void onSelect(int trapezoidIndex) {
		Log.d(TAG, "onSelect:" + trapezoidIndex);
		refreshUi(trapezoidIndex);
		}

		void setBatteryHistoryMap(Map<Long, List<BatteryHistEntry>> batteryHistoryMap) {
		// Assumes all timestamp data is consecutive and aligns to hourly time slot.
		mBatteryHistoryMap = batteryHistoryMap;
		// Generates battery history keys.
		final List<Long> batteryHistoryKeyList =
		new ArrayList<Long>(mBatteryHistoryMap.keySet());
		// Sorts all timestamp keys ordered by ASC from the map keys.
		Collections.sort(batteryHistoryKeyList);
		mBatteryHistoryKeys = new long[CHART_KEY_ARRAY_SIZE];
		final int elementSize = Math.min(
		batteryHistoryKeyList.size(), CHART_KEY_ARRAY_SIZE);
		final int offset = CHART_KEY_ARRAY_SIZE - elementSize;
		for (int index = 0; index < elementSize; index++) {
		mBatteryHistoryKeys[index + offset] = batteryHistoryKeyList.get(index);
		}
		// Generates the battery history levels.
		mBatteryHistoryLevels = new int[CHART_LEVEL_ARRAY_SIZE];
		for (int index = 0; index < CHART_LEVEL_ARRAY_SIZE; index++) {
		final Long timestamp = Long.valueOf(mBatteryHistoryKeys[index * 2]);
		final List<BatteryHistEntry> entryList = mBatteryHistoryMap.get(timestamp);
		if (entryList != null && !entryList.isEmpty()) {
		// All battery levels are the same in the same timestamp snapshot.
		mBatteryHistoryLevels[index] = entryList.get(0).mBatteryLevel;
		} else {
		Log.w(TAG, "abnormal entry list in the timestamp:" + timestamp);
		}
		}
		if (mBatteryChartView != null) {
		mBatteryChartView.setLevels(mBatteryHistoryLevels);
		}
		Log.d(TAG, String.format("setBatteryHistoryMap() size=%d\nkeys=%s\nlevels=%s",
		batteryHistoryKeyList.size(),
		utcToLocalTime(mBatteryHistoryKeys),
		Arrays.toString(mBatteryHistoryLevels)));
		}

		void setBatteryChartView(BatteryChartView batteryChartView) {
		mBatteryChartView = batteryChartView;
		mBatteryChartView.setOnSelectListener(this);
		if (mBatteryHistoryLevels != null) {
		mBatteryChartView.setLevels(mBatteryHistoryLevels);
		}
		}

		private void refreshUi(int trapezoidIndex) {
		// Invalid refresh condition.
		if (mBatteryHistoryMap == null \|\| mBatteryChartView == null \|\|
		mTrapezoidIndex == trapezoidIndex) {
		return;
		}
		mTrapezoidIndex = trapezoidIndex;
		Log.d(TAG, String.format("refreshUi: index=%d size=%d",
		mTrapezoidIndex, mBatteryHistoryMap.size()));
		}

		private static String utcToLocalTime(long[] timestamps) {
		final StringBuilder builder = new StringBuilder();
		for (int index = 0; index < timestamps.length; index++) {
		builder.append(String.format("%s\| ",
		ConvertUtils.utcToLocalTime(timestamps[index])));
		}
		return builder.toString();
		}
		}

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

+1 −5

Original line number	Diff line number	Diff line
		@@ -17,12 +17,9 @@ import android.content.ContentValues;
		import android.database.Cursor;
		import android.util.Log;

		import java.text.SimpleDateFormat;
		import java.time.Duration;
		import java.util.Date;
		import java.util.TimeZone;


		/** A container class to carry data from {@link ContentValues}. */
		public final class BatteryHistEntry {
		private static final String TAG = "BatteryHistEntry";
		@@ -117,8 +114,7 @@ public final class BatteryHistEntry {

		@Override
		public String toString() {
		final String recordAtDateTime =
		new SimpleDateFormat("MMM dd,yyyy HH:mm:ss").format(new Date(mTimestamp));
		final String recordAtDateTime = ConvertUtils.utcToLocalTime(mTimestamp);
		final StringBuilder builder = new StringBuilder()
		.append("\nBatteryHistEntry{")
		.append(String.format("\n\tpackage=%s\|label=%s\|uid=%d\|userId=%d\|isHidden=%b",

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

+14 −0

Original line number	Diff line number	Diff line
		@@ -39,6 +39,9 @@ public class BatteryHistoryPreference extends Preference {
		@VisibleForTesting
		BatteryInfo mBatteryInfo;

		private BatteryChartView mBatteryChartView;
		private BatteryChartPreferenceController mChartPreferenceController;

		public BatteryHistoryPreference(Context context, AttributeSet attrs) {
		super(context, attrs);
		final boolean isChartGraphEnabled =
		@@ -58,6 +61,13 @@ public class BatteryHistoryPreference extends Preference {
		}, batteryUsageStats, false);
		}

		void setChartPreferenceController(BatteryChartPreferenceController controller) {
		mChartPreferenceController = controller;
		if (mBatteryChartView != null) {
		mChartPreferenceController.setBatteryChartView(mBatteryChartView);
		}
		}

		@Override
		public void onBindViewHolder(PreferenceViewHolder view) {
		super.onBindViewHolder(view);
		@@ -65,6 +75,10 @@ public class BatteryHistoryPreference extends Preference {
		if (mBatteryInfo == null) {
		return;
		}
		mBatteryChartView = (BatteryChartView) view.findViewById(R.id.battery_chart);
		if (mChartPreferenceController != null) {
		mChartPreferenceController.setBatteryChartView(mBatteryChartView);
		}
		BatteryUtils.logRuntime(TAG, "onBindViewHolder", startTime);
		}
		}

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

+10 −0

Original line number	Diff line number	Diff line
		@@ -25,11 +25,16 @@ import android.util.Log;

		import java.lang.annotation.Retention;
		import java.lang.annotation.RetentionPolicy;
		import java.text.SimpleDateFormat;
		import java.util.Date;
		import java.util.Locale;
		import java.util.TimeZone;

		/** A utility class to convert data into another types. */
		public final class ConvertUtils {
		private static final String TAG = "ConvertUtils";
		private static final SimpleDateFormat SIMPLE_DATE_FORMAT =
		new SimpleDateFormat("MMM dd,yyyy HH:mm:ss", Locale.ENGLISH);
		/** Invalid system battery consumer drain type. */
		public static final int INVALID_DRAIN_TYPE = -1;

		@@ -101,5 +106,10 @@ public final class ConvertUtils {
		return values;
		}

		/** Converts UTC timestamp to human readable local time string. */
		public static String utcToLocalTime(long timestamp) {
		return SIMPLE_DATE_FORMAT.format(new Date(timestamp));
		}

		private ConvertUtils() {}
		}

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

+10 −3

Original line number	Diff line number	Diff line
		@@ -69,6 +69,7 @@ public class PowerUsageAdvanced extends PowerUsageBase {
		if (!mIsChartGraphEnabled) {
		removePreference(KEY_BATTERY_GRAPH);
		}
		setBatteryChartPreferenceController();
		}

		@Override
		@@ -101,10 +102,10 @@ public class PowerUsageAdvanced extends PowerUsageBase {
		// Creates based on the chart design is enabled or not.
		if (mIsChartGraphEnabled) {
		mBatteryChartPreferenceController =
		new BatteryChartPreferenceController(context,
		KEY_BATTERY_GRAPH, KEY_APP_LIST,
		new BatteryChartPreferenceController(context, KEY_APP_LIST,
		getSettingsLifecycle(), (SettingsActivity) getActivity(), this);
		controllers.add(mBatteryChartPreferenceController);
		setBatteryChartPreferenceController();
		} else {
		mBatteryAppListPreferenceController =
		new BatteryAppListPreferenceController(context, KEY_APP_LIST,
		@@ -131,7 +132,7 @@ public class PowerUsageAdvanced extends PowerUsageBase {
		mBatteryUsageStats, /* showAllApps */true);
		}
		if (mBatteryChartPreferenceController != null && mBatteryHistoryMap != null) {
		mBatteryChartPreferenceController.refreshUi(mBatteryHistoryMap);
		mBatteryChartPreferenceController.setBatteryHistoryMap(mBatteryHistoryMap);
		}
		}

		@@ -156,6 +157,12 @@ public class PowerUsageAdvanced extends PowerUsageBase {
		}
		}

		private void setBatteryChartPreferenceController() {
		if (mHistPref != null && mBatteryChartPreferenceController != null) {
		mHistPref.setChartPreferenceController(mBatteryChartPreferenceController);
		}
		}

		public static final BaseSearchIndexProvider SEARCH_INDEX_DATA_PROVIDER =
		new BaseSearchIndexProvider() {
		@Override