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Commit ef03777a authored by Steve Kondik's avatar Steve Kondik Committed by Steve Kondik
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batteryservice: Add support for segmented power LEDs 

 * A certain device has a segmented LED which is going to be
   repurposed as a battery level indicator. Add support for this
   by sending the battery level in the alpha component of the
   ARGB value sent to the HAL.

Change-Id: I97a4459aa8069447ce7d153a0c03c743935b0937
parent d8a30fc9

services/core/java/com/android/server/BatteryService.java

+11 −0
Original line number Diff line number Diff line
@@ -165,6 +165,7 @@ public final class BatteryService extends SystemService { 


    private boolean mAdjustableNotificationLedBrightness;

    private int mNotificationLedBrightnessLevel = LIGHT_BRIGHTNESS_MAXIMUM;

    private boolean mUseSegmentedBatteryLed = false;



    private boolean mMultipleNotificationLeds;

    private boolean mMultipleLedsEnabled = false;
@@ -1048,6 +1049,11 @@ public final class BatteryService extends SystemService { 
                    com.android.internal.R.integer.config_notificationsBatteryLedOn);

            mBatteryLedOff = context.getResources().getInteger(

                    com.android.internal.R.integer.config_notificationsBatteryLedOff);



            // Does a device have a segmented battery LED? In this case, we send the level

            // in the lower 8 bits of the color and let the HAL sort it out.

            mUseSegmentedBatteryLed = context.getResources().getBoolean(

                    org.cyanogenmod.platform.internal.R.bool.config_useSegmentedBatteryLed);

        }



        private boolean isHvdcpPresent() {
@@ -1089,9 +1095,14 @@ public final class BatteryService extends SystemService { 


            final int level = mBatteryProps.batteryLevel;

            final int status = mBatteryProps.batteryStatus;



            if (!mLightEnabled) {

                // No lights if explicitly disabled

                mBatteryLight.turnOff();

            } else if (mUseSegmentedBatteryLed &&

                    (status == BatteryManager.BATTERY_STATUS_CHARGING

                    || status == BatteryManager.BATTERY_STATUS_FULL)) {

                mBatteryLight.setColor(level);

            } else if (level < mLowBatteryWarningLevel) {

                mBatteryLight.setModes(mNotificationLedBrightnessLevel,

                        mMultipleLedsEnabled);