Defer display ready until brightness ramp completes. (4255869a) · Commits · e / os / android_frameworks_base

services/core/java/com/android/server/display/DisplayPowerController.java

+12 −0

Original line number	Diff line number	Diff line
		@@ -544,6 +544,7 @@ final class DisplayPowerController {

		mScreenBrightnessRampAnimator = new RampAnimator<DisplayPowerState>(
		mPowerState, DisplayPowerState.SCREEN_BRIGHTNESS);
		mScreenBrightnessRampAnimator.setListener(mRampAnimatorListener);

		// Initialize screen state for battery stats.
		try {
		@@ -570,6 +571,13 @@ final class DisplayPowerController {
		}
		};

		private final RampAnimator.Listener mRampAnimatorListener = new RampAnimator.Listener() {
		@Override
		public void onAnimationEnd() {
		sendUpdatePowerState();
		}
		};

		private void updatePowerState() {
		// Update the power state request.
		final boolean mustNotify;
		@@ -753,6 +761,7 @@ final class DisplayPowerController {
		&& !mScreenOnWasBlocked
		&& !mElectronBeamOnAnimator.isStarted()
		&& !mElectronBeamOffAnimator.isStarted()
		&& !mScreenBrightnessRampAnimator.isAnimating()
		&& mPowerState.waitUntilClean(mCleanListener)) {
		synchronized (mLock) {
		if (!mPendingRequestChangedLocked) {
		@@ -1290,6 +1299,9 @@ final class DisplayPowerController {
		pw.println(" mLastScreenAutoBrightnessGamma=" + mLastScreenAutoBrightnessGamma);
		pw.println(" mTwilight.getCurrentState()=" + mTwilight.getCurrentState());

		pw.println(" mScreenBrightnessRampAnimator.isAnimating()=" +
		mScreenBrightnessRampAnimator.isAnimating());

		if (mElectronBeamOnAnimator != null) {
		pw.println(" mElectronBeamOnAnimator.isStarted()=" +
		mElectronBeamOnAnimator.isStarted());

+23 −0

Original line number	Diff line number	Diff line
		@@ -39,6 +39,8 @@ final class RampAnimator<T> {

		private boolean mFirstTime = true;

		private Listener mListener;

		public RampAnimator(T object, IntProperty<T> property) {
		mObject = object;
		mProperty = property;
		@@ -92,6 +94,20 @@ final class RampAnimator<T> {
		return changed;
		}

		/**
		* Returns true if the animation is running.
		*/
		public boolean isAnimating() {
		return mAnimating;
		}

		/**
		* Sets a listener to watch for animation events.
		*/
		public void setListener(Listener listener) {
		mListener = listener;
		}

		private void postCallback() {
		mChoreographer.postCallback(Choreographer.CALLBACK_ANIMATION, mCallback, null);
		}
		@@ -131,7 +147,14 @@ final class RampAnimator<T> {
		postCallback();
		} else {
		mAnimating = false;
		if (mListener != null) {
		mListener.onAnimationEnd();
		}
		}
		}
		};

		public interface Listener {
		void onAnimationEnd();
		}
		}