Implement unlock hint. (90129587) · Commits · e / os / android_frameworks_base

packages/SystemUI/res/values/dimens.xml

+3 −0

Original line number	Diff line number	Diff line
		@@ -318,4 +318,7 @@

		<!-- Volume panel z depth -->
		<dimen name="volume_panel_z">3dp</dimen>

		<!-- Move distance for the hint animations on the lockscreen (unlock, phone, camera)-->
		<dimen name="hint_move_distance">75dp</dimen>
		</resources>

packages/SystemUI/src/com/android/systemui/statusbar/phone/BounceInterpolator.java

0 → 100644

+43 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2014 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.systemui.statusbar.phone;

		import android.view.animation.Interpolator;

		/**
		* An implementation of a bouncer interpolator optimized for unlock hinting.
		*/
		public class BounceInterpolator implements Interpolator {

		private final static float SCALE_FACTOR = 7.5625f;

		@Override
		public float getInterpolation(float t) {
		if (t < 4f / 11f) {
		return SCALE_FACTOR * t * t;
		} else if (t < 8f / 11f) {
		float t2 = t - 6f / 11f;
		return SCALE_FACTOR * t2 * t2 + 3f / 4f;
		} else if (t < 10f / 11f) {
		float t2 = t - 9f / 11f;
		return SCALE_FACTOR * t2 * t2 + 15f / 16f;
		} else {
		float t2 = t - 21f / 22f;
		return SCALE_FACTOR * t2 * t2 + 63f / 64f;
		}
		}
		}

packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationPanelView.java

+0 −1

Original line number	Diff line number	Diff line
		@@ -51,7 +51,6 @@ public class NotificationPanelView extends PanelView implements
		private static float EXPANSION_RUBBER_BAND_EXTRA_FACTOR = 0.6f;

		private KeyguardPageSwipeHelper mPageSwiper;
		PhoneStatusBar mStatusBar;
		private StatusBarHeaderView mHeader;
		private View mQsContainer;
		private View mQsPanel;

packages/SystemUI/src/com/android/systemui/statusbar/phone/PanelView.java

+133 −23

Original line number	Diff line number	Diff line
		@@ -27,10 +27,13 @@ import android.util.AttributeSet;
		import android.util.Log;
		import android.view.MotionEvent;
		import android.view.ViewConfiguration;
		import android.view.animation.AnimationUtils;
		import android.view.animation.Interpolator;
		import android.widget.FrameLayout;

		import com.android.systemui.R;
		import com.android.systemui.statusbar.FlingAnimationUtils;
		import com.android.systemui.statusbar.StatusBarState;

		import java.io.FileDescriptor;
		import java.io.PrintWriter;
		@@ -44,13 +47,16 @@ public abstract class PanelView extends FrameLayout {
		Log.v(TAG, (mViewName != null ? (mViewName + ": ") : "") + String.format(fmt, args));
		}

		protected PhoneStatusBar mStatusBar;
		private float mPeekHeight;
		private float mHintDistance;
		private float mInitialOffsetOnTouch;
		private float mExpandedFraction = 0;
		private float mExpandedHeight = 0;
		private boolean mJustPeeked;
		private boolean mClosing;
		private boolean mTracking;
		private boolean mTouchSlopExceeded;
		private int mTrackingPointer;
		protected int mTouchSlop;

		@@ -66,6 +72,9 @@ public abstract class PanelView extends FrameLayout {
		private float mInitialTouchY;
		private float mInitialTouchX;

		private Interpolator mLinearOutSlowInInterpolator;
		private Interpolator mBounceInterpolator;

		protected void onExpandingFinished() {
		mBar.onExpandingFinished();
		}
		@@ -89,6 +98,9 @@ public abstract class PanelView extends FrameLayout {
		public PanelView(Context context, AttributeSet attrs) {
		super(context, attrs);
		mFlingAnimationUtils = new FlingAnimationUtils(context, 0.6f);
		mLinearOutSlowInInterpolator =
		AnimationUtils.loadInterpolator(context, android.R.interpolator.fast_out_slow_in);
		mBounceInterpolator = new BounceInterpolator();
		}

		protected void loadDimens() {
		@@ -98,6 +110,7 @@ public abstract class PanelView extends FrameLayout {

		final ViewConfiguration configuration = ViewConfiguration.get(getContext());
		mTouchSlop = configuration.getScaledTouchSlop();
		mHintDistance = res.getDimension(R.dimen.hint_move_distance);
		}

		private void trackMovement(MotionEvent event) {
		@@ -138,6 +151,7 @@ public abstract class PanelView extends FrameLayout {
		mInitialTouchY = y;
		mInitialTouchX = x;
		mInitialOffsetOnTouch = mExpandedHeight;
		mTouchSlopExceeded = false;
		if (mVelocityTracker == null) {
		initVelocityTracker();
		}
		@@ -170,8 +184,9 @@ public abstract class PanelView extends FrameLayout {

		case MotionEvent.ACTION_MOVE:
		float h = y - mInitialTouchY;
		if (waitForTouchSlop && !mTracking && Math.abs(h) > mTouchSlop
		&& Math.abs(h) > Math.abs(x - mInitialTouchX)) {
		if (Math.abs(h) > mTouchSlop && Math.abs(h) > Math.abs(x - mInitialTouchX)) {
		mTouchSlopExceeded = true;
		if (waitForTouchSlop && !mTracking) {
		mInitialOffsetOnTouch = mExpandedHeight;
		mInitialTouchX = x;
		mInitialTouchY = y;
		@@ -181,6 +196,7 @@ public abstract class PanelView extends FrameLayout {
		onTrackingStarted();
		h = 0;
		}
		}
		final float newHeight = h + mInitialOffsetOnTouch;
		if (newHeight > mPeekHeight) {
		if (mPeekAnimator != null && mPeekAnimator.isStarted()) {
		@@ -200,10 +216,15 @@ public abstract class PanelView extends FrameLayout {
		case MotionEvent.ACTION_CANCEL:
		mTrackingPointer = -1;
		trackMovement(event);
		if (mTracking && mTouchSlopExceeded) {
		float vel = getCurrentVelocity();
		boolean expand = flingExpands(vel);
		onTrackingStopped(expand);
		fling(vel, expand);
		} else {
		boolean expands = onEmptySpaceClick();
		onTrackingStopped(expands);
		}
		if (mVelocityTracker != null) {
		mVelocityTracker.recycle();
		mVelocityTracker = null;
		@@ -264,6 +285,7 @@ public abstract class PanelView extends FrameLayout {
		}
		mInitialTouchY = y;
		mInitialTouchX = x;
		mTouchSlopExceeded = false;
		initVelocityTracker();
		trackMovement(event);
		break;
		@@ -287,6 +309,7 @@ public abstract class PanelView extends FrameLayout {
		mInitialTouchY = y;
		mInitialTouchX = x;
		mTracking = true;
		mTouchSlopExceeded = true;
		onTrackingStarted();
		return true;
		}
		@@ -344,7 +367,7 @@ public abstract class PanelView extends FrameLayout {
		mBar.panelExpansionChanged(this, mExpandedFraction);
		return;
		}
		ValueAnimator animator = ValueAnimator.ofFloat(mExpandedHeight, target);
		ValueAnimator animator = createHeightAnimator(target);
		if (expand) {
		mFlingAnimationUtils.apply(animator, mExpandedHeight, target, vel, getHeight());
		} else {
		@@ -356,12 +379,6 @@ public abstract class PanelView extends FrameLayout {
		animator.setDuration((long) (animator.getDuration() / 1.75f));
		}
		}
		animator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
		@Override
		public void onAnimationUpdate(ValueAnimator animation) {
		setExpandedHeight((Float) animation.getAnimatedValue());
		}
		});
		animator.addListener(new AnimatorListenerAdapter() {
		@Override
		public void onAnimationEnd(Animator animation) {
		@@ -449,9 +466,7 @@ public abstract class PanelView extends FrameLayout {
		mOverExpansion = overExpansion;
		}

		protected void onHeightUpdated(float expandedHeight) {
		requestLayout();
		}
		protected abstract void onHeightUpdated(float expandedHeight);

		/**
		* This returns the maximum height of the panel. Children should override this if their
		@@ -526,6 +541,101 @@ public abstract class PanelView extends FrameLayout {
		}
		}

		protected void startUnlockHintAnimation() {

		// We don't need to hint the user if an animation is already running or the user is changing
		// the expansion.
		if (mHeightAnimator != null \|\| mTracking) {
		return;
		}
		cancelPeek();
		onExpandingStarted();
		startUnlockHintAnimationPhase1();
		mStatusBar.onUnlockHintStarted();
		}

		/**
		* Phase 1: Move everything upwards.
		*/
		private void startUnlockHintAnimationPhase1() {
		float target = Math.max(0, getMaxPanelHeight() - mHintDistance);
		ValueAnimator animator = createHeightAnimator(target);
		animator.setDuration(250);
		animator.setInterpolator(mLinearOutSlowInInterpolator);
		animator.addListener(new AnimatorListenerAdapter() {
		private boolean mCancelled;

		@Override
		public void onAnimationCancel(Animator animation) {
		mCancelled = true;
		}

		@Override
		public void onAnimationEnd(Animator animation) {
		if (mCancelled) {
		mHeightAnimator = null;
		onExpandingFinished();
		mStatusBar.onUnlockHintFinished();
		} else {
		startUnlockHintAnimationPhase2();
		}
		}
		});
		animator.start();
		mHeightAnimator = animator;
		}

		/**
		* Phase 2: Bounce down.
		*/
		private void startUnlockHintAnimationPhase2() {
		ValueAnimator animator = createHeightAnimator(getMaxPanelHeight());
		animator.setDuration(450);
		animator.setInterpolator(mBounceInterpolator);
		animator.addListener(new AnimatorListenerAdapter() {
		@Override
		public void onAnimationEnd(Animator animation) {
		mHeightAnimator = null;
		onExpandingFinished();
		mStatusBar.onUnlockHintFinished();
		}
		});
		animator.start();
		mHeightAnimator = animator;
		}

		private ValueAnimator createHeightAnimator(float targetHeight) {
		ValueAnimator animator = ValueAnimator.ofFloat(mExpandedHeight, targetHeight);
		animator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
		@Override
		public void onAnimationUpdate(ValueAnimator animation) {
		setExpandedHeight((Float) animation.getAnimatedValue());
		}
		});
		return animator;
		}

		/**
		* Gets called when the user performs a click anywhere in the empty area of the panel.
		*
		* @return whether the panel will be expanded after the action performed by this method
		*/
		private boolean onEmptySpaceClick() {
		switch (mStatusBar.getBarState()) {
		case StatusBarState.KEYGUARD:
		startUnlockHintAnimation();
		return true;
		case StatusBarState.SHADE_LOCKED:
		// TODO: Go to Keyguard again.
		return true;
		case StatusBarState.SHADE:
		collapse();
		return false;
		default:
		return true;
		}
		}

		public void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
		pw.println(String.format("[PanelView(%s): expandedHeight=%f maxPanelHeight=%d closing=%s"
		+ " tracking=%s justPeeked=%s peekAnim=%s%s timeAnim=%s%s"

packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java

+8 −6

Original line number	Diff line number	Diff line
		@@ -2957,15 +2957,17 @@ public class PhoneStatusBar extends BaseStatusBar implements DemoMode,
		}

		public void onTrackingStarted() {
		if (mState == StatusBarState.KEYGUARD) {
		mKeyguardIndicationTextView.switchIndication(R.string.keyguard_unlock);
		}

		public void onUnlockHintStarted() {
		mKeyguardIndicationTextView.switchIndication(R.string.keyguard_unlock);
		}

		public void onTrackingStopped(boolean expand) {
		if (mState == StatusBarState.KEYGUARD) {
		public void onUnlockHintFinished() {
		mKeyguardIndicationTextView.switchIndication(mKeyguardHotwordPhrase);
		}

		public void onTrackingStopped(boolean expand) {
		if (mState == StatusBarState.KEYGUARD \|\| mState == StatusBarState.SHADE_LOCKED) {
		if (!expand && !mUnlockMethodCache.isMethodInsecure()) {
		showBouncer();