Apply new code formatting to back panel arrow (89d11ad9) · Commits · e / os / android_frameworks_base

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

+157 −141

Original line number	Diff line number	Diff line
		@@ -18,10 +18,7 @@ import com.android.systemui.navigationbar.gestural.BackPanelController.DelayedOn
		private const val TAG = "BackPanel"
		private const val DEBUG = false

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

		var arrowsPointLeft = false
		set(value) {
		@@ -42,15 +39,12 @@ class BackPanel(
		// 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]
		*/
		/** 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(
		/** The length of the arrow measured horizontally. Used for animating [arrowPath] */
		private var arrowLength =
		AnimatedFloat(
		name = "arrowLength",
		minimumVisibleChange = SpringAnimation.MIN_VISIBLE_CHANGE_PIXELS
		)
		@@ -59,18 +53,21 @@ class BackPanel(
		* The height of the arrow measured vertically from its center to its top (i.e. half the total
		* height). Used for animating [arrowPath]
		*/
		var arrowHeight = AnimatedFloat(
		var arrowHeight =
		AnimatedFloat(
		name = "arrowHeight",
		minimumVisibleChange = SpringAnimation.MIN_VISIBLE_CHANGE_ROTATION_DEGREES
		)

		val backgroundWidth = AnimatedFloat(
		val backgroundWidth =
		AnimatedFloat(
		name = "backgroundWidth",
		minimumVisibleChange = SpringAnimation.MIN_VISIBLE_CHANGE_PIXELS,
		minimumValue = 0f,
		)

		val backgroundHeight = AnimatedFloat(
		val backgroundHeight =
		AnimatedFloat(
		name = "backgroundHeight",
		minimumVisibleChange = SpringAnimation.MIN_VISIBLE_CHANGE_PIXELS,
		minimumValue = 0f,
		@@ -88,13 +85,15 @@ class BackPanel(
		*/
		val backgroundFarCornerRadius = AnimatedFloat("backgroundFarCornerRadius")

		var scale = AnimatedFloat(
		var scale =
		AnimatedFloat(
		name = "scale",
		minimumVisibleChange = SpringAnimation.MIN_VISIBLE_CHANGE_SCALE,
		minimumValue = 0f
		)

		val scalePivotX = AnimatedFloat(
		val scalePivotX =
		AnimatedFloat(
		name = "scalePivotX",
		minimumVisibleChange = SpringAnimation.MIN_VISIBLE_CHANGE_PIXELS,
		minimumValue = backgroundWidth.pos / 2,
		@@ -107,21 +106,24 @@ class BackPanel(
		*/
		var horizontalTranslation = AnimatedFloat(name = "horizontalTranslation")

		var arrowAlpha = AnimatedFloat(
		var arrowAlpha =
		AnimatedFloat(
		name = "arrowAlpha",
		minimumVisibleChange = SpringAnimation.MIN_VISIBLE_CHANGE_ALPHA,
		minimumValue = 0f,
		maximumValue = 1f
		)

		val backgroundAlpha = AnimatedFloat(
		val backgroundAlpha =
		AnimatedFloat(
		name = "backgroundAlpha",
		minimumVisibleChange = SpringAnimation.MIN_VISIBLE_CHANGE_ALPHA,
		minimumValue = 0f,
		maximumValue = 1f
		)

		private val allAnimatedFloat = setOf(
		private val allAnimatedFloat =
		setOf(
		arrowLength,
		arrowHeight,
		backgroundWidth,
		@@ -140,22 +142,22 @@ class BackPanel(
		*/
		var verticalTranslation = AnimatedFloat("verticalTranslation")

		/**
		* Use for drawing debug info. Can only be set if [DEBUG]=true
		*/
		/** 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) {

		arrowPaint.strokeWidth = arrowThickness

		val isDeviceInNightTheme = resources.configuration.uiMode and
		Configuration.UI_MODE_NIGHT_MASK == Configuration.UI_MODE_NIGHT_YES
		val isDeviceInNightTheme =
		resources.configuration.uiMode and Configuration.UI_MODE_NIGHT_MASK ==
		Configuration.UI_MODE_NIGHT_YES

		arrowPaint.color = Utils.getColorAttrDefaultColor(context,
		arrowPaint.color =
		Utils.getColorAttrDefaultColor(
		context,
		if (isDeviceInNightTheme) {
		com.android.internal.R.attr.materialColorOnSecondaryContainer
		} else {
		@@ -163,7 +165,9 @@ class BackPanel(
		}
		)

		arrowBackgroundPaint.color = Utils.getColorAttrDefaultColor(context,
		arrowBackgroundPaint.color =
		Utils.getColorAttrDefaultColor(
		context,
		if (isDeviceInNightTheme) {
		com.android.internal.R.attr.materialColorSecondaryContainer
		} else {
		@@ -207,14 +211,16 @@ class BackPanel(
		}

		init {
		val floatProp = object : FloatPropertyCompat<AnimatedFloat>(name) {
		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).apply {
		animation =
		SpringAnimation(this, floatProp).apply {
		spring = SpringForce()
		this@AnimatedFloat.minimumValue?.let { setMinValue(it) }
		this@AnimatedFloat.maximumValue?.let { setMaxValue(it) }
		@@ -233,7 +239,6 @@ class BackPanel(
		snapTo(restingPosition)
		}


		fun stretchTo(
		stretchAmount: Float,
		startingVelocity: Float? = null,
		@@ -373,8 +378,11 @@ class BackPanel(
		}

		fun popArrowAlpha(startingVelocity: Float, springForce: SpringForce? = null) {
		arrowAlpha.stretchTo(stretchAmount = 0f, startingVelocity = startingVelocity,
		springForce = springForce)
		arrowAlpha.stretchTo(
		stretchAmount = 0f,
		startingVelocity = startingVelocity,
		springForce = springForce
		)
		}

		fun resetStretch() {
		@@ -392,9 +400,7 @@ class BackPanel(
		backgroundFarCornerRadius.snapToRestingPosition()
		}

		/**
		* Updates resting arrow and background size not accounting for stretch
		*/
		/** Updates resting arrow and background size not accounting for stretch */
		internal fun setRestingDimens(
		restingParams: EdgePanelParams.BackIndicatorDimens,
		animate: Boolean = true
		@@ -410,10 +416,12 @@ class BackPanel(
		backgroundWidth.updateRestingPosition(restingParams.backgroundDimens.width, animate)
		backgroundHeight.updateRestingPosition(restingParams.backgroundDimens.height, animate)
		backgroundEdgeCornerRadius.updateRestingPosition(
		restingParams.backgroundDimens.edgeCornerRadius, animate
		restingParams.backgroundDimens.edgeCornerRadius,
		animate
		)
		backgroundFarCornerRadius.updateRestingPosition(
		restingParams.backgroundDimens.farCornerRadius, animate
		restingParams.backgroundDimens.farCornerRadius,
		animate
		)
		}

		@@ -459,26 +467,28 @@ class BackPanel(

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

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

		canvas.scale(scale.pos, scale.pos, scalePivotX, 0f)

		val arrowBackground = arrowBackgroundRect.apply {
		val arrowBackground =
		arrowBackgroundRect
		.apply {
		left = 0f
		top = -halfHeight
		right = backgroundWidth
		bottom = halfHeight
		}.toPathWithRoundCorners(
		}
		.toPathWithRoundCorners(
		topLeft = edgeCorner,
		bottomLeft = edgeCorner,
		topRight = farCorner,
		bottomRight = farCorner
		)
		canvas.drawPath(arrowBackground,
		arrowBackgroundPaint.apply { alpha = (255 * backgroundAlpha.pos).toInt() })
		canvas.drawPath(
		arrowBackground,
		arrowBackgroundPaint.apply { alpha = (255 * backgroundAlpha.pos).toInt() }
		)

		val dx = arrowLength.pos
		val dy = arrowHeight.pos
		@@ -500,8 +510,8 @@ class BackPanel(
		}

		val arrowPath = calculateArrowPath(dx = dx, dy = dy)
		val arrowPaint = arrowPaint
		.apply { alpha = (255 * min(arrowAlpha.pos, backgroundAlpha.pos)).toInt() }
		val arrowPaint =
		arrowPaint.apply { alpha = (255 * min(arrowAlpha.pos, backgroundAlpha.pos)).toInt() }
		canvas.drawPath(arrowPath, arrowPaint)
		canvas.restore()

		@@ -523,12 +533,18 @@ class BackPanel(
		topRight: Float = 0f,
		bottomRight: Float = 0f,
		bottomLeft: Float = 0f
		): Path = Path().apply {
		val corners = floatArrayOf(
		topLeft, topLeft,
		topRight, topRight,
		bottomRight, bottomRight,
		bottomLeft, bottomLeft
		): 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

+8 −9

Original line number	Diff line number	Diff line
		@@ -27,7 +27,6 @@ import android.view.Gravity
		import android.view.HapticFeedbackConstants
		import android.view.MotionEvent
		import android.view.VelocityTracker
		import android.view.View
		import android.view.ViewConfiguration
		import android.view.WindowManager
		import androidx.annotation.VisibleForTesting
		@@ -164,6 +163,7 @@ internal constructor(

		private val elapsedTimeSinceInactive
		get() = systemClock.uptimeMillis() - gestureInactiveTime

		private val elapsedTimeSinceEntry
		get() = systemClock.uptimeMillis() - gestureEntryTime

		@@ -612,6 +612,7 @@ internal constructor(
		}

		private var previousPreThresholdWidthInterpolator = params.entryWidthInterpolator

		private fun preThresholdWidthStretchAmount(progress: Float): Float {
		val interpolator = run {
		val isPastSlop = totalTouchDeltaInactive > viewConfiguration.scaledTouchSlop
		@@ -677,8 +678,7 @@ internal constructor(
		velocityTracker?.run {
		computeCurrentVelocity(PX_PER_SEC)
		xVelocity.takeIf { mView.isLeftPanel } ?: (xVelocity * -1)
		}
		?: 0f
		} ?: 0f
		val isPastFlingVelocityThreshold =
		flingVelocity > viewConfiguration.scaledMinimumFlingVelocity
		return flingDistance > minFlingDistance && isPastFlingVelocityThreshold
		@@ -1028,8 +1028,7 @@ internal constructor(
		velocityTracker?.run {
		computeCurrentVelocity(PX_PER_MS)
		MathUtils.smoothStep(slowVelocityBound, fastVelocityBound, abs(xVelocity))
		}
		?: valueOnFastVelocity
		} ?: valueOnFastVelocity

		return MathUtils.lerp(valueOnFastVelocity, valueOnSlowVelocity, 1 - factor)
		}

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

+132 −86

Original line number	Diff line number	Diff line
		@@ -45,57 +45,79 @@ data class EdgePanelParams(private var resources: Resources) {

		lateinit var entryIndicator: BackIndicatorDimens
		private set

		lateinit var activeIndicator: BackIndicatorDimens
		private set

		lateinit var cancelledIndicator: BackIndicatorDimens
		private set

		lateinit var flungIndicator: BackIndicatorDimens
		private set

		lateinit var committedIndicator: BackIndicatorDimens
		private set

		lateinit var preThresholdIndicator: BackIndicatorDimens
		private set

		lateinit var fullyStretchedIndicator: BackIndicatorDimens
		private set

		// navigation bar edge constants
		var arrowPaddingEnd: Int = 0
		private set

		var arrowThickness: Float = 0f
		private set

		// The closest to y
		var minArrowYPosition: Int = 0
		private set

		var fingerOffset: Int = 0
		private set

		var staticTriggerThreshold: Float = 0f
		private set

		var reactivationTriggerThreshold: Float = 0f
		private set

		var deactivationTriggerThreshold: Float = 0f
		get() = -field
		private set

		lateinit var dynamicTriggerThresholdRange: ClosedRange<Float>
		private set

		var swipeProgressThreshold: Float = 0f
		private set

		lateinit var entryWidthInterpolator: Interpolator
		private set

		lateinit var entryWidthTowardsEdgeInterpolator: Interpolator
		private set

		lateinit var activeWidthInterpolator: Interpolator
		private set

		lateinit var arrowAngleInterpolator: Interpolator
		private set

		lateinit var horizontalTranslationInterpolator: Interpolator
		private set

		lateinit var verticalTranslationInterpolator: Interpolator
		private set

		lateinit var farCornerInterpolator: Interpolator
		private set

		lateinit var edgeCornerInterpolator: Interpolator
		private set

		lateinit var heightInterpolator: Interpolator
		private set

		@@ -108,7 +130,10 @@ data class EdgePanelParams(private var resources: Resources) {
		}

		private fun getDimenFloat(id: Int): Float {
		return TypedValue().run { resources.getValue(id, this, true); float }
		return TypedValue().run {
		resources.getValue(id, this, true)
		float
		}
		}

		private fun getPx(id: Int): Int {
		@@ -126,8 +151,7 @@ data class EdgePanelParams(private var resources: Resources) {
		getDimen(R.dimen.navigation_edge_action_reactivation_drag_threshold)
		deactivationTriggerThreshold =
		getDimen(R.dimen.navigation_edge_action_deactivation_drag_threshold)
		dynamicTriggerThresholdRange =
		reactivationTriggerThreshold..deactivationTriggerThreshold
		dynamicTriggerThresholdRange = reactivationTriggerThreshold..deactivationTriggerThreshold
		swipeProgressThreshold = getDimen(R.dimen.navigation_edge_action_progress_threshold)

		entryWidthInterpolator = PathInterpolator(.19f, 1.27f, .71f, .86f)
		@@ -149,27 +173,31 @@ data class EdgePanelParams(private var resources: Resources) {

		val commonArrowDimensAlphaThreshold = .165f
		val commonArrowDimensAlphaFactor = 1.05f
		val commonArrowDimensAlphaSpring = Step(
		val commonArrowDimensAlphaSpring =
		Step(
		threshold = commonArrowDimensAlphaThreshold,
		factor = commonArrowDimensAlphaFactor,
		postThreshold = createSpring(180f, 0.9f),
		preThreshold = createSpring(2000f, 0.6f)
		)
		val commonArrowDimensAlphaSpringInterpolator = Step(
		val commonArrowDimensAlphaSpringInterpolator =
		Step(
		threshold = commonArrowDimensAlphaThreshold,
		factor = commonArrowDimensAlphaFactor,
		postThreshold = 1f,
		preThreshold = 0f
		)

		entryIndicator = BackIndicatorDimens(
		entryIndicator =
		BackIndicatorDimens(
		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 = createSpring(800f, 0.76f),
		verticalTranslationSpring = createSpring(30000f, 1f),
		scaleSpring = createSpring(120f, 0.8f),
		arrowDimens = ArrowDimens(
		arrowDimens =
		ArrowDimens(
		length = getDimen(R.dimen.navigation_edge_entry_arrow_length),
		height = getDimen(R.dimen.navigation_edge_entry_arrow_height),
		alpha = 0f,
		@@ -178,7 +206,8 @@ data class EdgePanelParams(private var resources: Resources) {
		alphaSpring = commonArrowDimensAlphaSpring,
		alphaInterpolator = commonArrowDimensAlphaSpringInterpolator
		),
		backgroundDimens = BackgroundDimens(
		backgroundDimens =
		BackgroundDimens(
		alpha = 1f,
		width = getDimen(R.dimen.navigation_edge_entry_background_width),
		height = getDimen(R.dimen.navigation_edge_entry_background_height),
		@@ -191,13 +220,15 @@ data class EdgePanelParams(private var resources: Resources) {
		)
		)

		activeIndicator = BackIndicatorDimens(
		activeIndicator =
		BackIndicatorDimens(
		horizontalTranslation = getDimen(R.dimen.navigation_edge_active_margin),
		scale = getDimenFloat(R.dimen.navigation_edge_active_scale),
		horizontalTranslationSpring = createSpring(1000f, 0.8f),
		scaleSpring = createSpring(325f, 0.55f),
		scalePivotX = getDimen(R.dimen.navigation_edge_active_background_width),
		arrowDimens = ArrowDimens(
		arrowDimens =
		ArrowDimens(
		length = getDimen(R.dimen.navigation_edge_active_arrow_length),
		height = getDimen(R.dimen.navigation_edge_active_arrow_height),
		alpha = 1f,
		@@ -206,7 +237,8 @@ data class EdgePanelParams(private var resources: Resources) {
		alphaSpring = commonArrowDimensAlphaSpring,
		alphaInterpolator = commonArrowDimensAlphaSpringInterpolator
		),
		backgroundDimens = BackgroundDimens(
		backgroundDimens =
		BackgroundDimens(
		alpha = 1f,
		width = getDimen(R.dimen.navigation_edge_active_background_width),
		height = getDimen(R.dimen.navigation_edge_active_background_height),
		@@ -219,13 +251,15 @@ data class EdgePanelParams(private var resources: Resources) {
		)
		)

		preThresholdIndicator = BackIndicatorDimens(
		preThresholdIndicator =
		BackIndicatorDimens(
		horizontalTranslation = getDimen(R.dimen.navigation_edge_pre_threshold_margin),
		scale = getDimenFloat(R.dimen.navigation_edge_pre_threshold_scale),
		scalePivotX = getDimen(R.dimen.navigation_edge_pre_threshold_background_width),
		scaleSpring = createSpring(120f, 0.8f),
		horizontalTranslationSpring = createSpring(6000f, 1f),
		arrowDimens = ArrowDimens(
		arrowDimens =
		ArrowDimens(
		length = getDimen(R.dimen.navigation_edge_pre_threshold_arrow_length),
		height = getDimen(R.dimen.navigation_edge_pre_threshold_arrow_height),
		alpha = 1f,
		@@ -234,7 +268,8 @@ data class EdgePanelParams(private var resources: Resources) {
		alphaSpring = commonArrowDimensAlphaSpring,
		alphaInterpolator = commonArrowDimensAlphaSpringInterpolator
		),
		backgroundDimens = BackgroundDimens(
		backgroundDimens =
		BackgroundDimens(
		alpha = 1f,
		width = getDimen(R.dimen.navigation_edge_pre_threshold_background_width),
		height = getDimen(R.dimen.navigation_edge_pre_threshold_background_height),
		@@ -249,16 +284,19 @@ data class EdgePanelParams(private var resources: Resources) {
		)
		)

		committedIndicator = activeIndicator.copy(
		committedIndicator =
		activeIndicator.copy(
		horizontalTranslation = null,
		scalePivotX = null,
		arrowDimens = activeIndicator.arrowDimens.copy(
		arrowDimens =
		activeIndicator.arrowDimens.copy(
		lengthSpring = activeCommittedArrowLengthSpring,
		heightSpring = activeCommittedArrowHeightSpring,
		length = null,
		height = null,
		),
		backgroundDimens = activeIndicator.backgroundDimens.copy(
		backgroundDimens =
		activeIndicator.backgroundDimens.copy(
		alpha = 0f,
		// explicitly set to null to preserve previous width upon state change
		width = null,
		@@ -272,14 +310,17 @@ data class EdgePanelParams(private var resources: Resources) {
		scaleSpring = createSpring(5700f, 1f),
		)

		flungIndicator = committedIndicator.copy(
		arrowDimens = committedIndicator.arrowDimens.copy(
		flungIndicator =
		committedIndicator.copy(
		arrowDimens =
		committedIndicator.arrowDimens.copy(
		lengthSpring = createSpring(850f, 0.46f),
		heightSpring = createSpring(850f, 0.46f),
		length = activeIndicator.arrowDimens.length,
		height = activeIndicator.arrowDimens.height
		),
		backgroundDimens = committedIndicator.backgroundDimens.copy(
		backgroundDimens =
		committedIndicator.backgroundDimens.copy(
		widthSpring = flungCommittedWidthSpring,
		heightSpring = flungCommittedHeightSpring,
		edgeCornerRadiusSpring = flungCommittedEdgeCornerSpring,
		@@ -287,21 +328,25 @@ data class EdgePanelParams(private var resources: Resources) {
		)
		)

		cancelledIndicator = entryIndicator.copy(
		backgroundDimens = entryIndicator.backgroundDimens.copy(
		cancelledIndicator =
		entryIndicator.copy(
		backgroundDimens =
		entryIndicator.backgroundDimens.copy(
		width = 0f,
		alpha = 0f,
		alphaSpring = createSpring(450f, 1f)
		)
		)

		fullyStretchedIndicator = BackIndicatorDimens(
		fullyStretchedIndicator =
		BackIndicatorDimens(
		horizontalTranslation = getDimen(R.dimen.navigation_edge_stretch_margin),
		scale = getDimenFloat(R.dimen.navigation_edge_stretch_scale),
		horizontalTranslationSpring = null,
		verticalTranslationSpring = null,
		scaleSpring = null,
		arrowDimens = ArrowDimens(
		arrowDimens =
		ArrowDimens(
		length = getDimen(R.dimen.navigation_edge_stretched_arrow_length),
		height = getDimen(R.dimen.navigation_edge_stretched_arrow_height),
		alpha = 1f,
		@@ -309,7 +354,8 @@ data class EdgePanelParams(private var resources: Resources) {
		heightSpring = null,
		lengthSpring = null,
		),
		backgroundDimens = BackgroundDimens(
		backgroundDimens =
		BackgroundDimens(
		alpha = 1f,
		width = getDimen(R.dimen.navigation_edge_stretch_background_width),
		height = getDimen(R.dimen.navigation_edge_stretch_background_height),

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

+1 −0

Original line number	Diff line number	Diff line
		@@ -55,6 +55,7 @@ class BackPanelControllerTest : SysuiTestCase() {
		companion object {
		private const val START_X: Float = 0f
		}

		private val kosmos = testKosmos()
		private lateinit var mBackPanelController: BackPanelController
		private lateinit var systemClock: FakeSystemClock