Merge "New back panel" into tm-qpr-dev (e108be85) · Commits · e / os / android_frameworks_base

packages/SystemUI/res/values/dimens.xml

+44 −1

Original line number	Diff line number	Diff line
		@@ -48,7 +48,50 @@
		<!-- The minimum display position of the arrow on the screen -->
		<dimen name="navigation_edge_arrow_min_y">64dp</dimen>
		<!-- The amount by which the arrow is shifted to avoid the finger-->
		<dimen name="navigation_edge_finger_offset">48dp</dimen>
		<dimen name="navigation_edge_finger_offset">64dp</dimen>

		<!-- The thickness of the arrow -->
		<dimen name="navigation_edge_arrow_thickness">4dp</dimen>
		<!-- The minimum delta needed to change direction / stop triggering back -->
		<dimen name="navigation_edge_minimum_x_delta_for_switch">32dp</dimen>

		<!-- entry state -->
		<dimen name="navigation_edge_entry_margin">4dp</dimen>
		<dimen name="navigation_edge_entry_background_width">8dp</dimen>
		<dimen name="navigation_edge_entry_background_height">60dp</dimen>
		<dimen name="navigation_edge_entry_edge_corners">6dp</dimen>
		<dimen name="navigation_edge_entry_far_corners">6dp</dimen>
		<dimen name="navigation_edge_entry_arrow_length">10dp</dimen>
		<dimen name="navigation_edge_entry_arrow_height">7dp</dimen>

		<!-- pre-threshold -->
		<dimen name="navigation_edge_pre_threshold_margin">4dp</dimen>
		<dimen name="navigation_edge_pre_threshold_background_width">64dp</dimen>
		<dimen name="navigation_edge_pre_threshold_background_height">60dp</dimen>
		<dimen name="navigation_edge_pre_threshold_edge_corners">22dp</dimen>
		<dimen name="navigation_edge_pre_threshold_far_corners">26dp</dimen>

		<!-- post-threshold / active -->
		<dimen name="navigation_edge_active_margin">14dp</dimen>
		<dimen name="navigation_edge_active_background_width">60dp</dimen>
		<dimen name="navigation_edge_active_background_height">60dp</dimen>
		<dimen name="navigation_edge_active_edge_corners">30dp</dimen>
		<dimen name="navigation_edge_active_far_corners">30dp</dimen>
		<dimen name="navigation_edge_active_arrow_length">8dp</dimen>
		<dimen name="navigation_edge_active_arrow_height">9dp</dimen>

		<!-- stretch @412 dp -->
		<dimen name="navigation_edge_stretch_threshold">412dp</dimen>
		<dimen name="navigation_edge_stretch_margin">18dp</dimen>
		<dimen name="navigation_edge_stretch_background_width">74dp</dimen>
		<dimen name="navigation_edge_stretch_background_height">60dp</dimen>
		<dimen name="navigation_edge_stretch_left_corners">30dp</dimen>
		<dimen name="navigation_edge_stretch_right_corners">30dp</dimen>
		<dimen name="navigation_edge_stretched_arrow_length">7dp</dimen>
		<dimen name="navigation_edge_stretched_arrow_height">10dp</dimen>

		<dimen name="navigation_edge_cancelled_arrow_length">12dp</dimen>
		<dimen name="navigation_edge_cancelled_arrow_height">0dp</dimen>

		<!-- Height of notification icons in the status bar -->
		<dimen name="status_bar_icon_size">@*android:dimen/status_bar_icon_size</dimen>

packages/SystemUI/src/com/android/systemui/navigationbar/gestural/BackPanel.kt

0 → 100644

+340 −0

Original line number	Diff line number	Diff line
		package com.android.systemui.navigationbar.gestural

		import android.content.Context
		import android.graphics.Canvas
		import android.graphics.Paint
		import android.graphics.Path
		import android.graphics.RectF
		import android.view.View
		import androidx.dynamicanimation.animation.FloatPropertyCompat
		import androidx.dynamicanimation.animation.SpringAnimation
		import androidx.dynamicanimation.animation.SpringForce
		import com.android.internal.util.LatencyTracker
		import com.android.settingslib.Utils
		import com.android.systemui.navigationbar.gestural.BackPanelController.DelayedOnAnimationEndListener

		private const val TAG = "BackPanel"
		private const val DEBUG = false

		class BackPanel(context: Context, private val latencyTracker: LatencyTracker) : View(context) {

		var arrowsPointLeft = false
		set(value) {
		if (field != value) {
		invalidate()
		field = value
		}
		}

		// Arrow color and shape
		private val arrowPath = Path()
		private val arrowPaint = Paint()

		// Arrow background color and shape
		private var arrowBackgroundRect = RectF()
		private var arrowBackgroundPaint = Paint()

		// True if the panel is currently on the left of the screen
		var isLeftPanel = false

		/**
		* Used to track back arrow latency from [android.view.MotionEvent.ACTION_DOWN] to [onDraw]
		*/
		private var trackingBackArrowLatency = false

		/**
		* The length of the arrow measured horizontally. Used for animating [arrowPath]
		*/
		private var arrowLength = AnimatedFloat("arrowLength", SpringForce())

		/**
		* The height of the arrow measured vertically from its center to its top (i.e. half the total
		* height). Used for animating [arrowPath]
		*/
		private var arrowHeight = AnimatedFloat("arrowHeight", SpringForce())

		private val backgroundWidth = AnimatedFloat(
		name = "backgroundWidth",
		SpringForce().apply {
		stiffness = 600f
		dampingRatio = 0.65f
		})

		private val backgroundHeight = AnimatedFloat(
		name = "backgroundHeight",
		SpringForce().apply {
		stiffness = 600f
		dampingRatio = 0.65f
		})

		/**
		* Corners of the background closer to the edge of the screen (where the arrow appeared from).
		* Used for animating [arrowBackgroundRect]
		*/
		private val backgroundEdgeCornerRadius = AnimatedFloat(
		name = "backgroundEdgeCornerRadius",
		SpringForce().apply {
		stiffness = 400f
		dampingRatio = SpringForce.DAMPING_RATIO_MEDIUM_BOUNCY
		})

		/**
		* Corners of the background further from the edge of the screens (toward the direction the
		* arrow is being dragged). Used for animating [arrowBackgroundRect]
		*/
		private val backgroundDragCornerRadius = AnimatedFloat(
		name = "backgroundDragCornerRadius",
		SpringForce().apply {
		stiffness = 2200f
		dampingRatio = SpringForce.DAMPING_RATIO_NO_BOUNCY
		})

		/**
		* Left/right position of the background relative to the canvas. Also corresponds with the
		* background's margin relative to the screen edge. The arrow will be centered within the
		* background.
		*/
		private var horizontalTranslation = AnimatedFloat("horizontalTranslation", SpringForce())

		/**
		* Canvas vertical translation. How far up/down the arrow and background appear relative to the
		* canvas.
		*/
		private var verticalTranslation: AnimatedFloat =
		AnimatedFloat("verticalTranslation", SpringForce().apply {
		stiffness = SpringForce.STIFFNESS_MEDIUM
		})

		/**
		* Use for drawing debug info. Can only be set if [DEBUG]=true
		*/
		var drawDebugInfo: ((canvas: Canvas) -> Unit)? = null
		set(value) {
		if (DEBUG) field = value
		}

		internal fun updateArrowPaint(arrowThickness: Float) {
		// Arrow constants
		arrowPaint.strokeWidth = arrowThickness

		arrowPaint.color =
		Utils.getColorAttrDefaultColor(context, com.android.internal.R.attr.colorPrimary)
		arrowBackgroundPaint.color = Utils.getColorAccentDefaultColor(context)
		}

		private inner class AnimatedFloat(name: String, springForce: SpringForce) {
		// The resting position when not stretched by a touch drag
		private var restingPosition = 0f

		// The current position as updated by the SpringAnimation
		var pos = 0f
		set(v) {
		if (field != v) {
		field = v
		invalidate()
		}
		}

		val animation: SpringAnimation

		init {
		val floatProp = object : FloatPropertyCompat<AnimatedFloat>(name) {
		override fun setValue(animatedFloat: AnimatedFloat, value: Float) {
		animatedFloat.pos = value
		}

		override fun getValue(animatedFloat: AnimatedFloat): Float = animatedFloat.pos
		}
		animation = SpringAnimation(this, floatProp)
		animation.spring = springForce
		}

		fun snapTo(newPosition: Float) {
		animation.cancel()
		restingPosition = newPosition
		animation.spring.finalPosition = newPosition
		pos = newPosition
		}

		fun stretchTo(stretchAmount: Float) {
		animation.animateToFinalPosition(restingPosition + stretchAmount)
		}

		fun updateRestingPosition(pos: Float, animated: Boolean) {
		restingPosition = pos
		if (animated)
		animation.animateToFinalPosition(restingPosition)
		else
		snapTo(restingPosition)
		}
		}

		init {
		visibility = GONE
		arrowPaint.apply {
		style = Paint.Style.STROKE
		strokeCap = Paint.Cap.SQUARE
		}
		arrowBackgroundPaint.apply {
		style = Paint.Style.FILL
		strokeJoin = Paint.Join.ROUND
		strokeCap = Paint.Cap.ROUND
		}
		}

		private fun calculateArrowPath(dx: Float, dy: Float): Path {
		arrowPath.reset()
		arrowPath.moveTo(dx, -dy)
		arrowPath.lineTo(0f, 0f)
		arrowPath.lineTo(dx, dy)
		arrowPath.moveTo(dx, -dy)
		return arrowPath
		}

		fun addEndListener(endListener: DelayedOnAnimationEndListener): Boolean {
		return if (horizontalTranslation.animation.isRunning) {
		horizontalTranslation.animation.addEndListener(endListener)
		true
		} else {
		endListener.runNow()
		false
		}
		}

		fun setStretch(
		arrowLengthStretch: Float,
		arrowHeightStretch: Float,
		backgroundWidthStretch: Float,
		backgroundHeightStretch: Float,
		backgroundEdgeCornerRadiusStretch: Float,
		backgroundDragCornerRadiusStretch: Float,
		horizontalTranslationStretch: Float
		) {
		arrowLength.stretchTo(arrowLengthStretch)
		arrowHeight.stretchTo(arrowHeightStretch)
		backgroundWidth.stretchTo(backgroundWidthStretch)
		backgroundHeight.stretchTo(backgroundHeightStretch)
		backgroundEdgeCornerRadius.stretchTo(backgroundEdgeCornerRadiusStretch)
		backgroundDragCornerRadius.stretchTo(backgroundDragCornerRadiusStretch)
		horizontalTranslation.stretchTo(horizontalTranslationStretch)
		}

		fun resetStretch() {
		setStretch(0f, 0f, 0f, 0f, 0f, 0f, 0f)
		}

		/**
		* Updates resting arrow and background size not accounting for stretch
		*/
		internal fun updateRestingArrowDimens(
		backgroundWidth: Float,
		backgroundHeight: Float,
		backgroundEdgeCornerRadius: Float,
		backgroundDragCornerRadius: Float,
		arrowLength: Float,
		arrowHeight: Float,
		horizontalTranslation: Float,
		animate: Boolean
		) {
		this.arrowLength.updateRestingPosition(arrowLength, animate)
		this.arrowHeight.updateRestingPosition(arrowHeight, animate)
		this.backgroundWidth.updateRestingPosition(backgroundWidth, animate)
		this.backgroundHeight.updateRestingPosition(backgroundHeight, animate)
		this.backgroundEdgeCornerRadius.updateRestingPosition(backgroundEdgeCornerRadius, animate)
		this.backgroundDragCornerRadius.updateRestingPosition(backgroundDragCornerRadius, animate)
		this.horizontalTranslation.updateRestingPosition(horizontalTranslation, animate)
		}

		fun animateVertically(yPos: Float) = verticalTranslation.stretchTo(yPos)

		fun setArrowStiffness(arrowStiffness: Float, arrowDampingRatio: Float) {
		arrowLength.animation.spring.apply {
		stiffness = arrowStiffness
		dampingRatio = arrowDampingRatio
		}
		arrowHeight.animation.spring.apply {
		stiffness = arrowStiffness
		dampingRatio = arrowDampingRatio
		}
		}

		override fun hasOverlappingRendering() = false

		override fun onDraw(canvas: Canvas) {
		var edgeCorner = backgroundEdgeCornerRadius.pos
		val farCorner = backgroundDragCornerRadius.pos
		val halfHeight = backgroundHeight.pos / 2

		canvas.save()

		if (!isLeftPanel) canvas.scale(-1f, 1f, width / 2.0f, 0f)

		canvas.translate(
		horizontalTranslation.pos,
		height * 0.5f + verticalTranslation.pos
		)

		val arrowBackground = arrowBackgroundRect.apply {
		left = 0f
		top = -halfHeight
		right = backgroundWidth.pos
		bottom = halfHeight
		}.toPathWithRoundCorners(
		topLeft = edgeCorner,
		bottomLeft = edgeCorner,
		topRight = farCorner,
		bottomRight = farCorner
		)
		canvas.drawPath(arrowBackground, arrowBackgroundPaint)

		val dx = arrowLength.pos
		val dy = arrowHeight.pos

		// How far the arrow bounding box should be from the edge of the screen. Measured from
		// either the tip or the back of the arrow, whichever is closer
		var arrowOffset = (backgroundWidth.pos - dx) / 2
		canvas.translate(
		/* dx= */ arrowOffset,
		/* dy= / 0f / pass 0 for the y position since the canvas was already translated */
		)

		val arrowPointsAwayFromEdge = !arrowsPointLeft.xor(isLeftPanel)
		if (arrowPointsAwayFromEdge) {
		canvas.apply {
		scale(-1f, 1f, 0f, 0f)
		translate(-dx, 0f)
		}
		}

		val arrowPath = calculateArrowPath(dx = dx, dy = dy)
		canvas.drawPath(arrowPath, arrowPaint)
		canvas.restore()

		if (trackingBackArrowLatency) {
		latencyTracker.onActionEnd(LatencyTracker.ACTION_SHOW_BACK_ARROW)
		trackingBackArrowLatency = false
		}

		if (DEBUG) drawDebugInfo?.invoke(canvas)
		}

		fun startTrackingShowBackArrowLatency() {
		latencyTracker.onActionStart(LatencyTracker.ACTION_SHOW_BACK_ARROW)
		trackingBackArrowLatency = true
		}

		private fun RectF.toPathWithRoundCorners(
		topLeft: Float = 0f,
		topRight: Float = 0f,
		bottomRight: Float = 0f,
		bottomLeft: Float = 0f
		): Path = Path().apply {
		val corners = floatArrayOf(
		topLeft, topLeft,
		topRight, topRight,
		bottomRight, bottomRight,
		bottomLeft, bottomLeft
		)
		addRoundRect(this@toPathWithRoundCorners, corners, Path.Direction.CW)
		}
		}

packages/SystemUI/src/com/android/systemui/navigationbar/gestural/BackPanelController.kt

0 → 100644

+735 −0

File added.

Preview size limit exceeded, changes collapsed.

packages/SystemUI/src/com/android/systemui/navigationbar/gestural/EdgeBackGestureHandler.java

+76 −21

Original line number	Diff line number	Diff line
		@@ -62,6 +62,8 @@ import com.android.systemui.R;
		import com.android.systemui.SystemUIFactory;
		import com.android.systemui.broadcast.BroadcastDispatcher;
		import com.android.systemui.dagger.qualifiers.Main;
		import com.android.systemui.flags.FeatureFlags;
		import com.android.systemui.flags.Flags;
		import com.android.systemui.model.SysUiState;
		import com.android.systemui.navigationbar.NavigationBarView;
		import com.android.systemui.navigationbar.NavigationModeController;
		@@ -182,6 +184,7 @@ public class EdgeBackGestureHandler extends CurrentUserTracker
		private final PluginManager mPluginManager;
		private final ProtoTracer mProtoTracer;
		private final NavigationModeController mNavigationModeController;
		private final BackPanelController.Factory mBackPanelControllerFactory;
		private final ViewConfiguration mViewConfiguration;
		private final WindowManager mWindowManager;
		private final IWindowManager mWindowManagerService;
		@@ -199,6 +202,7 @@ public class EdgeBackGestureHandler extends CurrentUserTracker
		private final Region mExcludeRegion = new Region();
		private final Region mUnrestrictedExcludeRegion = new Region();
		private final LatencyTracker mLatencyTracker;
		private final FeatureFlags mFeatureFlags;

		// The left side edge width where touch down is allowed
		private int mEdgeWidthLeft;
		@@ -230,6 +234,7 @@ public class EdgeBackGestureHandler extends CurrentUserTracker
		private boolean mIsBackGestureAllowed;
		private boolean mGestureBlockingActivityRunning;
		private boolean mIsInPipMode;
		private boolean mIsPredictiveBackAnimEnabled;

		private InputMonitor mInputMonitor;
		private InputChannelCompat.InputEventReceiver mInputEventReceiver;
		@@ -298,12 +303,22 @@ public class EdgeBackGestureHandler extends CurrentUserTracker
		};


		EdgeBackGestureHandler(Context context, OverviewProxyService overviewProxyService,
		SysUiState sysUiState, PluginManager pluginManager, @Main Executor executor,
		BroadcastDispatcher broadcastDispatcher, ProtoTracer protoTracer,
		NavigationModeController navigationModeController, ViewConfiguration viewConfiguration,
		WindowManager windowManager, IWindowManager windowManagerService,
		FalsingManager falsingManager, LatencyTracker latencyTracker) {
		EdgeBackGestureHandler(
		Context context,
		OverviewProxyService overviewProxyService,
		SysUiState sysUiState,
		PluginManager pluginManager,
		@Main Executor executor,
		BroadcastDispatcher broadcastDispatcher,
		ProtoTracer protoTracer,
		NavigationModeController navigationModeController,
		BackPanelController.Factory backPanelControllerFactory,
		ViewConfiguration viewConfiguration,
		WindowManager windowManager,
		IWindowManager windowManagerService,
		FalsingManager falsingManager,
		LatencyTracker latencyTracker,
		FeatureFlags featureFlags) {
		super(broadcastDispatcher);
		mContext = context;
		mDisplayId = context.getDisplayId();
		@@ -313,11 +328,13 @@ public class EdgeBackGestureHandler extends CurrentUserTracker
		mPluginManager = pluginManager;
		mProtoTracer = protoTracer;
		mNavigationModeController = navigationModeController;
		mBackPanelControllerFactory = backPanelControllerFactory;
		mViewConfiguration = viewConfiguration;
		mWindowManager = windowManager;
		mWindowManagerService = windowManagerService;
		mFalsingManager = falsingManager;
		mLatencyTracker = latencyTracker;
		mFeatureFlags = featureFlags;
		ComponentName recentsComponentName = ComponentName.unflattenFromString(
		context.getString(com.android.internal.R.string.config_recentsComponentName));
		if (recentsComponentName != null) {
		@@ -507,8 +524,9 @@ public class EdgeBackGestureHandler extends CurrentUserTracker
		Choreographer.getInstance(), this::onInputEvent);

		// Add a nav bar panel window
		setEdgeBackPlugin(
		new NavigationBarEdgePanel(mContext, mBackAnimation, mLatencyTracker));
		mIsPredictiveBackAnimEnabled =
		mFeatureFlags.isEnabled(Flags.WM_ENABLE_PREDICTIVE_BACK_ANIM);
		resetEdgeBackPlugin();
		mPluginManager.addPluginListener(
		this, NavigationEdgeBackPlugin.class, /allowMultiple=/ false);
		}
		@@ -523,7 +541,17 @@ public class EdgeBackGestureHandler extends CurrentUserTracker

		@Override
		public void onPluginDisconnected(NavigationEdgeBackPlugin plugin) {
		setEdgeBackPlugin(new NavigationBarEdgePanel(mContext, mBackAnimation, mLatencyTracker));
		resetEdgeBackPlugin();
		}

		private void resetEdgeBackPlugin() {
		if (mIsPredictiveBackAnimEnabled) {
		setEdgeBackPlugin(
		mBackPanelControllerFactory.create(mContext, mBackAnimation));
		} else {
		setEdgeBackPlugin(
		new NavigationBarEdgePanel(mContext, mBackAnimation, mLatencyTracker));
		}
		}

		private void setEdgeBackPlugin(NavigationEdgeBackPlugin edgeBackPlugin) {
		@@ -948,8 +976,12 @@ public class EdgeBackGestureHandler extends CurrentUserTracker

		public void setBackAnimation(BackAnimation backAnimation) {
		mBackAnimation = backAnimation;
		if (mEdgeBackPlugin != null && mEdgeBackPlugin instanceof NavigationBarEdgePanel) {
		if (mEdgeBackPlugin != null) {
		if (mEdgeBackPlugin instanceof NavigationBarEdgePanel) {
		((NavigationBarEdgePanel) mEdgeBackPlugin).setBackAnimation(backAnimation);
		} else if (mEdgeBackPlugin instanceof BackPanelController) {
		((BackPanelController) mEdgeBackPlugin).setBackAnimation(backAnimation);
		}
		}
		}

		@@ -967,20 +999,29 @@ public class EdgeBackGestureHandler extends CurrentUserTracker
		private final BroadcastDispatcher mBroadcastDispatcher;
		private final ProtoTracer mProtoTracer;
		private final NavigationModeController mNavigationModeController;
		private final BackPanelController.Factory mBackPanelControllerFactory;
		private final ViewConfiguration mViewConfiguration;
		private final WindowManager mWindowManager;
		private final IWindowManager mWindowManagerService;
		private final FalsingManager mFalsingManager;
		private final LatencyTracker mLatencyTracker;
		private final FeatureFlags mFeatureFlags;

		@Inject
		public Factory(OverviewProxyService overviewProxyService,
		SysUiState sysUiState, PluginManager pluginManager, @Main Executor executor,
		BroadcastDispatcher broadcastDispatcher, ProtoTracer protoTracer,
		SysUiState sysUiState,
		PluginManager pluginManager,
		@Main Executor executor,
		BroadcastDispatcher broadcastDispatcher,
		ProtoTracer protoTracer,
		NavigationModeController navigationModeController,
		ViewConfiguration viewConfiguration, WindowManager windowManager,
		IWindowManager windowManagerService, FalsingManager falsingManager,
		LatencyTracker latencyTracker) {
		BackPanelController.Factory backPanelControllerFactory,
		ViewConfiguration viewConfiguration,
		WindowManager windowManager,
		IWindowManager windowManagerService,
		FalsingManager falsingManager,
		LatencyTracker latencyTracker,
		FeatureFlags featureFlags) {
		mOverviewProxyService = overviewProxyService;
		mSysUiState = sysUiState;
		mPluginManager = pluginManager;
		@@ -988,19 +1029,33 @@ public class EdgeBackGestureHandler extends CurrentUserTracker
		mBroadcastDispatcher = broadcastDispatcher;
		mProtoTracer = protoTracer;
		mNavigationModeController = navigationModeController;
		mBackPanelControllerFactory = backPanelControllerFactory;
		mViewConfiguration = viewConfiguration;
		mWindowManager = windowManager;
		mWindowManagerService = windowManagerService;
		mFalsingManager = falsingManager;
		mLatencyTracker = latencyTracker;
		mFeatureFlags = featureFlags;
		}

		/** Construct a {@link EdgeBackGestureHandler}. */
		public EdgeBackGestureHandler create(Context context) {
		return new EdgeBackGestureHandler(context, mOverviewProxyService, mSysUiState,
		mPluginManager, mExecutor, mBroadcastDispatcher, mProtoTracer,
		mNavigationModeController, mViewConfiguration, mWindowManager,
		mWindowManagerService, mFalsingManager, mLatencyTracker);
		return new EdgeBackGestureHandler(
		context,
		mOverviewProxyService,
		mSysUiState,
		mPluginManager,
		mExecutor,
		mBroadcastDispatcher,
		mProtoTracer,
		mNavigationModeController,
		mBackPanelControllerFactory,
		mViewConfiguration,
		mWindowManager,
		mWindowManagerService,
		mFalsingManager,
		mLatencyTracker,
		mFeatureFlags);
		}
		}

packages/SystemUI/src/com/android/systemui/navigationbar/gestural/EdgePanelParams.kt

0 → 100644

+139 −0

File added.

Preview size limit exceeded, changes collapsed.