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Commit ae6c063e authored by Marvin Bernal's avatar Marvin Bernal Committed by Automerger Merge Worker
Browse files

Merge "Simplify arrow stretch width interpolator and edge stickiness" into udc-dev am: 6f2d4091 

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22627958



Change-Id: Id56a0b185ac1a0eaa92d95bbe255431c878bb43b
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents d1483c12 6f2d4091

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

+71 −42
Original line number Diff line number Diff line
@@ -60,6 +60,7 @@ private const val MIN_DURATION_CANCELLED_ANIMATION = 200L 
private const val MIN_DURATION_COMMITTED_ANIMATION = 80L

private const val MIN_DURATION_COMMITTED_AFTER_FLING_ANIMATION = 120L

private const val MIN_DURATION_INACTIVE_BEFORE_FLUNG_ANIMATION = 50L

private const val MIN_DURATION_INACTIVE_BEFORE_ACTIVE_ANIMATION = 80L

private const val MIN_DURATION_FLING_ANIMATION = 160L



private const val MIN_DURATION_ENTRY_TO_ACTIVE_CONSIDERED_AS_FLING = 100L
@@ -135,7 +136,8 @@ class BackPanelController internal constructor( 
    private lateinit var backCallback: NavigationEdgeBackPlugin.BackCallback

    private var previousXTranslationOnActiveOffset = 0f

    private var previousXTranslation = 0f

    private var totalTouchDelta = 0f

    private var totalTouchDeltaActive = 0f

    private var totalTouchDeltaInactive = 0f

    private var touchDeltaStartX = 0f

    private var velocityTracker: VelocityTracker? = null

        set(value) {
@@ -154,7 +156,7 @@ class BackPanelController internal constructor( 


    private var gestureEntryTime = 0L

    private var gestureInactiveTime = 0L

    private var gestureActiveTime = 0L

    private var gesturePastActiveThresholdWhileInactiveTime = 0L



    private val elapsedTimeSinceInactive

        get() = SystemClock.uptimeMillis() - gestureInactiveTime
@@ -250,7 +252,7 @@ class BackPanelController internal constructor( 
    private fun updateConfiguration() {

        params.update(resources)

        mView.updateArrowPaint(params.arrowThickness)

        minFlingDistance = ViewConfiguration.get(context).scaledTouchSlop * 3

        minFlingDistance = viewConfiguration.scaledTouchSlop * 3

    }



    private val configurationListener = object : ConfigurationController.ConfigurationListener {
@@ -403,7 +405,7 @@ class BackPanelController internal constructor( 
            }

            GestureState.ACTIVE -> {

                val isPastDynamicDeactivationThreshold =

                        totalTouchDelta <= params.deactivationSwipeTriggerThreshold

                    totalTouchDeltaActive <= params.deactivationTriggerThreshold

                val isMinDurationElapsed =

                    elapsedTimeSinceEntry > MIN_DURATION_ACTIVE_BEFORE_INACTIVE_ANIMATION
@@ -416,17 +418,33 @@ class BackPanelController internal constructor( 
            GestureState.INACTIVE -> {

                val isPastStaticThreshold =

                    xTranslation > params.staticTriggerThreshold

                val isPastDynamicReactivationThreshold = totalTouchDelta > 0 &&

                        abs(totalTouchDelta) >=

                        params.reactivationTriggerThreshold



                if (isPastStaticThreshold &&

                val isPastDynamicReactivationThreshold =

                    totalTouchDeltaInactive >= params.reactivationTriggerThreshold

                val isPastAllThresholds = isPastStaticThreshold &&

                        isPastDynamicReactivationThreshold &&

                        isWithinYActivationThreshold

                ) {

                val isPastAllThresholdsForFirstTime = isPastAllThresholds &&

                        gesturePastActiveThresholdWhileInactiveTime == 0L



                gesturePastActiveThresholdWhileInactiveTime = when {

                    isPastAllThresholdsForFirstTime -> SystemClock.uptimeMillis()

                    isPastAllThresholds -> gesturePastActiveThresholdWhileInactiveTime

                    else -> 0L

                }



                val elapsedTimePastAllThresholds =

                    SystemClock.uptimeMillis() - gesturePastActiveThresholdWhileInactiveTime



                val isPastMinimumInactiveToActiveDuration =

                    elapsedTimePastAllThresholds > MIN_DURATION_INACTIVE_BEFORE_ACTIVE_ANIMATION



                if (isPastAllThresholds && isPastMinimumInactiveToActiveDuration) {

                    // The minimum duration adds the 'edge stickiness'

                    // factor before pulling it off edge

                    updateArrowState(GestureState.ACTIVE)

                }

            }



            else -> {}

        }

    }
@@ -451,19 +469,25 @@ class BackPanelController internal constructor( 
        previousXTranslation = xTranslation



        if (abs(xDelta) > 0) {

            val range =

                params.run { deactivationSwipeTriggerThreshold..reactivationTriggerThreshold }

            val isTouchInContinuousDirection =

                    sign(xDelta) == sign(totalTouchDelta) || totalTouchDelta in range

            val isInSameDirection = sign(xDelta) == sign(totalTouchDeltaActive)

            val isInDynamicRange = totalTouchDeltaActive in params.dynamicTriggerThresholdRange

            val isTouchInContinuousDirection = isInSameDirection || isInDynamicRange



            if (isTouchInContinuousDirection) {

                // Direction has NOT changed, so keep counting the delta

                totalTouchDelta += xDelta

                totalTouchDeltaActive += xDelta

            } else {

                // Direction has changed, so reset the delta

                totalTouchDelta = xDelta

                totalTouchDeltaActive = xDelta

                touchDeltaStartX = x

            }



            // Add a slop to to prevent small jitters when arrow is at edge in

            // emitting small values that cause the arrow to poke out slightly

            val minimumDelta = -viewConfiguration.scaledTouchSlop.toFloat()

            totalTouchDeltaInactive = totalTouchDeltaInactive

                .plus(xDelta)

                .coerceAtLeast(minimumDelta)

        }



        updateArrowStateOnMove(yTranslation, xTranslation)
@@ -471,7 +495,7 @@ class BackPanelController internal constructor( 
        val gestureProgress = when (currentState) {

            GestureState.ACTIVE -> fullScreenProgress(xTranslation)

            GestureState.ENTRY -> staticThresholdProgress(xTranslation)

            GestureState.INACTIVE -> reactivationThresholdProgress(totalTouchDelta)

            GestureState.INACTIVE -> reactivationThresholdProgress(totalTouchDeltaInactive)

            else -> null

        }
@@ -529,8 +553,7 @@ class BackPanelController internal constructor( 
     * the arrow is fully stretched (between 0.0 - 1.0f)

     */

    private fun fullScreenProgress(xTranslation: Float): Float {

        val progress = abs((xTranslation - previousXTranslationOnActiveOffset) /

                (fullyStretchedThreshold - previousXTranslationOnActiveOffset))

        val progress = (xTranslation - previousXTranslationOnActiveOffset) / fullyStretchedThreshold

        return MathUtils.saturate(progress)

    }
@@ -581,13 +604,15 @@ class BackPanelController internal constructor( 
    }



    private var previousPreThresholdWidthInterpolator = params.entryWidthTowardsEdgeInterpolator

    fun preThresholdWidthStretchAmount(progress: Float): Float {

    private fun preThresholdWidthStretchAmount(progress: Float): Float {

        val interpolator = run {

            val isPastSlop = abs(totalTouchDelta) > ViewConfiguration.get(context).scaledTouchSlop

            val isPastSlop = totalTouchDeltaInactive > viewConfiguration.scaledTouchSlop

            if (isPastSlop) {

                if (totalTouchDelta > 0) {

                if (totalTouchDeltaInactive > 0) {

                    params.entryWidthInterpolator

                } else params.entryWidthTowardsEdgeInterpolator

                } else {

                    params.entryWidthTowardsEdgeInterpolator

                }

            } else {

                previousPreThresholdWidthInterpolator

            }.also { previousPreThresholdWidthInterpolator = it }
@@ -643,7 +668,7 @@ class BackPanelController internal constructor( 
            xVelocity.takeIf { mView.isLeftPanel } ?: (xVelocity * -1)

        } ?: 0f

        val isPastFlingVelocityThreshold =

                flingVelocity > ViewConfiguration.get(context).scaledMinimumFlingVelocity

                flingVelocity > viewConfiguration.scaledMinimumFlingVelocity

        return flingDistance > minFlingDistance && isPastFlingVelocityThreshold

    }
@@ -861,7 +886,6 @@ class BackPanelController internal constructor( 
            }

            GestureState.ACTIVE -> {

                previousXTranslationOnActiveOffset = previousXTranslation

                gestureActiveTime = SystemClock.uptimeMillis()



                updateRestingArrowDimens()
@@ -870,20 +894,23 @@ class BackPanelController internal constructor( 
                    vibratorHelper.vibrate(VIBRATE_ACTIVATED_EFFECT)

                }



                val startingVelocity = convertVelocityToSpringStartingVelocity(

                    valueOnFastVelocity = 0f,

                    valueOnSlowVelocity = if (previousState == GestureState.ENTRY) 2f else 4.5f

                )

                val minimumPop = 2f

                val maximumPop = 4.5f



                when (previousState) {

                    GestureState.ENTRY,

                    GestureState.INACTIVE -> {

                    GestureState.ENTRY -> {

                        val startingVelocity = convertVelocityToSpringStartingVelocity(

                            valueOnFastVelocity = minimumPop,

                            valueOnSlowVelocity = maximumPop,

                            fastVelocityBound = 1f,

                            slowVelocityBound = 0.5f,

                        )

                        mView.popOffEdge(startingVelocity)

                    }

                    GestureState.COMMITTED -> {

                        // if previous state was committed then this activation

                        // was due to a quick second swipe. Don't pop the arrow this time

                    GestureState.INACTIVE -> {

                        mView.popOffEdge(maximumPop)

                    }



                    else -> {}

                }

            }
@@ -896,7 +923,7 @@ class BackPanelController internal constructor( 
                // but because we can also independently enter this state

                // if touch Y >> touch X, we force it to deactivationSwipeTriggerThreshold

                // so that gesture progress in this state is consistent regardless of entry

                totalTouchDelta = params.deactivationSwipeTriggerThreshold

                totalTouchDeltaInactive = params.deactivationTriggerThreshold



                val startingVelocity = convertVelocityToSpringStartingVelocity(

                        valueOnFastVelocity = -1.05f,
@@ -944,10 +971,12 @@ class BackPanelController internal constructor( 
    private fun convertVelocityToSpringStartingVelocity(

            valueOnFastVelocity: Float,

            valueOnSlowVelocity: Float,

            fastVelocityBound: Float = 3f,

            slowVelocityBound: Float = 0f,

    ): Float {

        val factor = velocityTracker?.run {

            computeCurrentVelocity(PX_PER_MS)

            MathUtils.smoothStep(0f, 3f, abs(xVelocity))

            MathUtils.smoothStep(slowVelocityBound, fastVelocityBound, abs(xVelocity))

        } ?: valueOnFastVelocity



        return MathUtils.lerp(valueOnFastVelocity, valueOnSlowVelocity, 1 - factor)
@@ -982,7 +1011,7 @@ class BackPanelController internal constructor( 
                    "$currentState",

                    "startX=$startX",

                    "startY=$startY",

                    "xDelta=${"%.1f".format(totalTouchDelta)}",

                    "xDelta=${"%.1f".format(totalTouchDeltaActive)}",

                    "xTranslation=${"%.1f".format(previousXTranslation)}",

                    "pre=${"%.0f".format(staticThresholdProgress(previousXTranslation) * 100)}%",

                    "post=${"%.0f".format(fullScreenProgress(previousXTranslation) * 100)}%"
@@ -1023,7 +1052,7 @@ class BackPanelController internal constructor( 
            }



            drawVerticalLine(x = params.staticTriggerThreshold, color = Color.BLUE)

            drawVerticalLine(x = params.deactivationSwipeTriggerThreshold, color = Color.BLUE)

            drawVerticalLine(x = params.deactivationTriggerThreshold, color = Color.BLUE)

            drawVerticalLine(x = startX, color = Color.GREEN)

            drawVerticalLine(x = previousXTranslation, color = Color.DKGRAY)

        }

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

+13 −10
Original line number Diff line number Diff line
@@ -72,9 +72,11 @@ data class EdgePanelParams(private var resources: Resources) { 
        private set

    var reactivationTriggerThreshold: Float = 0f

        private set

    var deactivationSwipeTriggerThreshold: Float = 0f

    var deactivationTriggerThreshold: Float = 0f

        get() = -field

        private set

    lateinit var dynamicTriggerThresholdRange: ClosedRange<Float>

        private set

    var swipeProgressThreshold: Float = 0f

        private set
@@ -122,8 +124,10 @@ data class EdgePanelParams(private var resources: Resources) { 
        staticTriggerThreshold = getDimen(R.dimen.navigation_edge_action_drag_threshold)

        reactivationTriggerThreshold =

                getDimen(R.dimen.navigation_edge_action_reactivation_drag_threshold)

        deactivationSwipeTriggerThreshold =

        deactivationTriggerThreshold =

                getDimen(R.dimen.navigation_edge_action_deactivation_drag_threshold)

        dynamicTriggerThresholdRange =

                reactivationTriggerThreshold..deactivationTriggerThreshold

        swipeProgressThreshold = getDimen(R.dimen.navigation_edge_action_progress_threshold)



        entryWidthInterpolator = PathInterpolator(.19f, 1.27f, .71f, .86f)
@@ -136,7 +140,6 @@ data class EdgePanelParams(private var resources: Resources) { 
        edgeCornerInterpolator = PathInterpolator(0f, 1.11f, .85f, .84f)

        heightInterpolator = PathInterpolator(1f, .05f, .9f, -0.29f)



        val entryActiveHorizontalTranslationSpring = createSpring(800f, 0.76f)

        val activeCommittedArrowLengthSpring = createSpring(1500f, 0.29f)

        val activeCommittedArrowHeightSpring = createSpring(1500f, 0.29f)

        val flungCommittedEdgeCornerSpring = createSpring(10000f, 1f)
@@ -150,7 +153,7 @@ data class EdgePanelParams(private var resources: Resources) { 
                horizontalTranslation = getDimen(R.dimen.navigation_edge_entry_margin),

                scale = getDimenFloat(R.dimen.navigation_edge_entry_scale),

                scalePivotX = getDimen(R.dimen.navigation_edge_pre_threshold_background_width),

                horizontalTranslationSpring = entryActiveHorizontalTranslationSpring,

                horizontalTranslationSpring = createSpring(500f, 0.76f),

                verticalTranslationSpring = createSpring(30000f, 1f),

                scaleSpring = createSpring(120f, 0.8f),

                arrowDimens = ArrowDimens(
@@ -202,7 +205,7 @@ data class EdgePanelParams(private var resources: Resources) { 
        activeIndicator = BackIndicatorDimens(

                horizontalTranslation = getDimen(R.dimen.navigation_edge_active_margin),

                scale = getDimenFloat(R.dimen.navigation_edge_active_scale),

                horizontalTranslationSpring = entryActiveHorizontalTranslationSpring,

                horizontalTranslationSpring = createSpring(1000f, 0.7f),

                scaleSpring = createSpring(450f, 0.39f),

                scalePivotX = getDimen(R.dimen.navigation_edge_active_background_width),

                arrowDimens = ArrowDimens(
@@ -222,8 +225,8 @@ data class EdgePanelParams(private var resources: Resources) { 
                        farCornerRadius = getDimen(R.dimen.navigation_edge_active_far_corners),

                        widthSpring = createSpring(850f, 0.75f),

                        heightSpring = createSpring(10000f, 1f),

                        edgeCornerRadiusSpring = createSpring(600f, 0.36f),

                        farCornerRadiusSpring = createSpring(2500f, 0.855f),

                        edgeCornerRadiusSpring = createSpring(2600f, 0.855f),

                        farCornerRadiusSpring = createSpring(1200f, 0.30f),

                )

        )
@@ -250,10 +253,10 @@ data class EdgePanelParams(private var resources: Resources) { 
                                getDimen(R.dimen.navigation_edge_pre_threshold_edge_corners),

                        farCornerRadius =

                                getDimen(R.dimen.navigation_edge_pre_threshold_far_corners),

                        widthSpring = createSpring(250f, 0.65f),

                        widthSpring = createSpring(400f, 0.65f),

                        heightSpring = createSpring(1500f, 0.45f),

                        farCornerRadiusSpring = createSpring(200f, 1f),

                        edgeCornerRadiusSpring = createSpring(150f, 0.5f),

                        farCornerRadiusSpring = createSpring(300f, 1f),

                        edgeCornerRadiusSpring = createSpring(250f, 0.5f),

                )

        )

packages/SystemUI/tests/src/com/android/systemui/navigationbar/gestural/BackPanelControllerTest.kt

+1 −1
Original line number Diff line number Diff line
@@ -124,7 +124,7 @@ class BackPanelControllerTest : SysuiTestCase() { 
        continueTouch(START_X + touchSlop.toFloat() + 1)

        continueTouch(

            START_X + touchSlop + triggerThreshold -

                mBackPanelController.params.deactivationSwipeTriggerThreshold

                mBackPanelController.params.deactivationTriggerThreshold

        )

        clearInvocations(backCallback)

        Thread.sleep(MIN_DURATION_ACTIVE_BEFORE_INACTIVE_ANIMATION)