Taskbar pinning animation with no recreate (631b2848) · Commits · e / os / android_packages_apps_Trebuchet

quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java

+45 −9

Original line number	Diff line number	Diff line
		@@ -173,13 +173,16 @@ public class TaskbarActivityContext extends BaseTaskbarContext {

		private final TaskbarShortcutMenuAccessibilityDelegate mAccessibilityDelegate;

		private DeviceProfile mTransientTaskbarDeviceProfile;

		private DeviceProfile mPersistentTaskbarDeviceProfile;

		public TaskbarActivityContext(Context windowContext, DeviceProfile launcherDp,
		TaskbarNavButtonController buttonController, ScopedUnfoldTransitionProgressProvider
		unfoldTransitionProgressProvider) {
		super(windowContext);

		applyDeviceProfile(launcherDp);

		final Resources resources = getResources();

		mImeDrawsImeNavBar = getBoolByName(IME_DRAWS_IME_NAV_BAR_RES_NAME, resources, false);
		@@ -274,7 +277,7 @@ public class TaskbarActivityContext extends BaseTaskbarContext {
		: TaskbarRecentAppsController.DEFAULT,
		new TaskbarEduTooltipController(this),
		new KeyboardQuickSwitchController(),
		new TaskbarDividerPopupController(this),
		new TaskbarPinningController(this),
		bubbleControllersOptional);
		}

		@@ -306,6 +309,30 @@ public class TaskbarActivityContext extends BaseTaskbarContext {
		deviceProfile.iconSizePx = deviceProfile.taskbarIconSize;
		deviceProfile.updateIconSize(1f, getResources());
		}).build();

		if (DisplayController.isTransientTaskbar(this)) {
		mTransientTaskbarDeviceProfile = mDeviceProfile;
		mPersistentTaskbarDeviceProfile = mDeviceProfile
		.toBuilder(this)
		.withDimensionsOverride(deviceProfile -> {
		// Update icon size
		deviceProfile.iconSizePx = deviceProfile.taskbarIconSize;
		deviceProfile.updateIconSize(1f, getResources());
		})
		.setIsTransientTaskbar(false)
		.build();
		} else {
		mPersistentTaskbarDeviceProfile = mDeviceProfile;
		mTransientTaskbarDeviceProfile = mDeviceProfile
		.toBuilder(this)
		.withDimensionsOverride(deviceProfile -> {
		// Update icon size
		deviceProfile.iconSizePx = deviceProfile.taskbarIconSize;
		deviceProfile.updateIconSize(1f, getResources());
		})
		.setIsTransientTaskbar(true)
		.build();
		}
		mNavMode = DisplayController.getNavigationMode(this);
		}

		@@ -391,6 +418,7 @@ public class TaskbarActivityContext extends BaseTaskbarContext {

		/**
		* Creates LayoutParams for adding a view directly to WindowManager as a new window.
		*
		* @param type The window type to pass to the created WindowManager.LayoutParams.
		* @param title The window title to pass to the created WindowManager.LayoutParams.
		*/
		@@ -878,6 +906,14 @@ public class TaskbarActivityContext extends BaseTaskbarContext {
		return getResources().getDimensionPixelSize(R.dimen.taskbar_suw_frame);
		}

		public DeviceProfile getTransientTaskbarDeviceProfile() {
		return mTransientTaskbarDeviceProfile;
		}

		public DeviceProfile getPersistentTaskbarDeviceProfile() {
		return mPersistentTaskbarDeviceProfile;
		}

		/**
		* Either adds or removes {@link WindowManager.LayoutParams#FLAG_NOT_FOCUSABLE} on the taskbar
		* window.

quickstep/src/com/android/launcher3/taskbar/TaskbarBackgroundRenderer.kt

+131 −66

Original line number	Diff line number	Diff line
		@@ -29,26 +29,38 @@ import com.android.launcher3.Utilities
		import com.android.launcher3.Utilities.mapRange
		import com.android.launcher3.Utilities.mapToRange
		import com.android.launcher3.icons.GraphicsUtils.setColorAlphaBound
		import com.android.launcher3.taskbar.TaskbarPinningController.Companion.PINNING_PERSISTENT
		import com.android.launcher3.taskbar.TaskbarPinningController.Companion.PINNING_TRANSIENT
		import com.android.launcher3.util.DisplayController

		/** Helps draw the taskbar background, made up of a rectangle plus two inverted rounded corners. */
		class TaskbarBackgroundRenderer(context: TaskbarActivityContext) {
		class TaskbarBackgroundRenderer(private val context: TaskbarActivityContext) {

		private val isInSetup: Boolean = !context.isUserSetupComplete
		private val DARK_THEME_SHADOW_ALPHA = 51f
		private val LIGHT_THEME_SHADOW_ALPHA = 25f

		private val maxTransientTaskbarHeight =
		context.transientTaskbarDeviceProfile.taskbarHeight.toFloat()
		private val maxPersistentTaskbarHeight =
		context.persistentTaskbarDeviceProfile.taskbarHeight.toFloat()
		var backgroundProgress =
		if (DisplayController.isTransientTaskbar(context)) {
		PINNING_TRANSIENT
		} else {
		PINNING_PERSISTENT
		}

		var isAnimatingPinning = false

		val paint = Paint()
		val lastDrawnTransientRect = RectF()
		var backgroundHeight = context.deviceProfile.taskbarHeight.toFloat()
		var translationYForSwipe = 0f
		var translationYForStash = 0f

		private var maxBackgroundHeight = context.deviceProfile.taskbarHeight.toFloat()
		private val transientBackgroundBounds = context.transientTaskbarBounds

		private val isTransientTaskbar = DisplayController.isTransientTaskbar(context)

		private val shadowAlpha: Float
		private var shadowBlur = 0f
		private var keyShadowDistance = 0f
		@@ -75,13 +87,6 @@ class TaskbarBackgroundRenderer(context: TaskbarActivityContext) {
		paint.flags = Paint.ANTI_ALIAS_FLAG
		paint.style = Paint.Style.FILL

		if (isTransientTaskbar) {
		val res = context.resources
		bottomMargin = res.getDimensionPixelSize(R.dimen.transient_taskbar_bottom_margin)
		shadowBlur = res.getDimension(R.dimen.transient_taskbar_shadow_blur)
		keyShadowDistance = res.getDimension(R.dimen.transient_taskbar_key_shadow_distance)
		}

		shadowAlpha =
		if (Utilities.isDarkTheme(context)) DARK_THEME_SHADOW_ALPHA
		else LIGHT_THEME_SHADOW_ALPHA
		@@ -90,7 +95,8 @@ class TaskbarBackgroundRenderer(context: TaskbarActivityContext) {
		}

		fun updateStashedHandleWidth(dp: DeviceProfile, res: Resources) {
		stashedHandleWidth = res.getDimensionPixelSize(
		stashedHandleWidth =
		res.getDimensionPixelSize(
		if (TaskbarManager.isPhoneMode(dp)) R.dimen.taskbar_stashed_small_screen
		else R.dimen.taskbar_stashed_handle_width
		)
		@@ -102,7 +108,7 @@ class TaskbarBackgroundRenderer(context: TaskbarActivityContext) {
		* @param cornerRoundness 0 has no round corner, 1 has complete round corner.
		*/
		fun setCornerRoundness(cornerRoundness: Float) {
		if (isTransientTaskbar && !transientBackgroundBounds.isEmpty) {
		if (DisplayController.isTransientTaskbar(context) && !transientBackgroundBounds.isEmpty) {
		return
		}

		@@ -126,11 +132,31 @@ class TaskbarBackgroundRenderer(context: TaskbarActivityContext) {

		/** Draws the background with the given paint and height, on the provided canvas. */
		fun draw(canvas: Canvas) {
		if (isInSetup) return
		val isTransientTaskbar = backgroundProgress == 0f
		canvas.save()
		if (!isTransientTaskbar \|\| transientBackgroundBounds.isEmpty) {
		canvas.translate(0f, canvas.height - backgroundHeight - bottomMargin)
		if (!isTransientTaskbar \|\| transientBackgroundBounds.isEmpty \|\| isAnimatingPinning) {
		drawPersistentBackground(canvas)
		}
		canvas.restore()
		canvas.save()
		if (isAnimatingPinning \|\| isTransientTaskbar) {
		drawTransientBackground(canvas)
		}
		canvas.restore()
		}

		private fun drawPersistentBackground(canvas: Canvas) {
		if (isAnimatingPinning) {
		val persistentTaskbarHeight = maxPersistentTaskbarHeight * backgroundProgress
		canvas.translate(0f, canvas.height - persistentTaskbarHeight)
		// Draw the background behind taskbar content.
		canvas.drawRect(0f, 0f, canvas.width.toFloat(), persistentTaskbarHeight, paint)
		} else {
		canvas.translate(0f, canvas.height - maxPersistentTaskbarHeight)
		// Draw the background behind taskbar content.
		canvas.drawRect(0f, 0f, canvas.width.toFloat(), backgroundHeight, paint)
		canvas.drawRect(0f, 0f, canvas.width.toFloat(), maxPersistentTaskbarHeight, paint)
		}

		// Draw the inverted rounded corners above the taskbar.
		canvas.translate(0f, -leftCornerRadius)
		@@ -138,17 +164,54 @@ class TaskbarBackgroundRenderer(context: TaskbarActivityContext) {
		canvas.translate(0f, leftCornerRadius)
		canvas.translate(canvas.width - rightCornerRadius, -rightCornerRadius)
		canvas.drawPath(invertedRightCornerPath, paint)
		} else if (!isInSetup) {
		// backgroundHeight is a value from [0...maxBackgroundHeight], so we can use it as a
		// proxy to figure out the animation progress of the stash/unstash animation.
		val progress = backgroundHeight / maxBackgroundHeight
		}

		private fun drawTransientBackground(canvas: Canvas) {
		val res = context.resources
		val transientTaskbarHeight = maxTransientTaskbarHeight * (1f - backgroundProgress)
		val heightProgressWhileAnimating =
		if (isAnimatingPinning) transientTaskbarHeight else backgroundHeight

		var progress = heightProgressWhileAnimating / maxTransientTaskbarHeight
		progress = Math.round(progress * 100f) / 100f
		if (isAnimatingPinning) {
		var scale = transientTaskbarHeight / maxTransientTaskbarHeight
		scale = Math.round(scale * 100f) / 100f
		bottomMargin =
		mapRange(
		scale,
		0f,
		res.getDimensionPixelSize(R.dimen.transient_taskbar_bottom_margin).toFloat()
		)
		.toInt()
		shadowBlur =
		mapRange(scale, 0f, res.getDimension(R.dimen.transient_taskbar_shadow_blur))
		keyShadowDistance =
		mapRange(scale, 0f, res.getDimension(R.dimen.transient_taskbar_key_shadow_distance))
		} else {
		bottomMargin = res.getDimensionPixelSize(R.dimen.transient_taskbar_bottom_margin)
		shadowBlur = res.getDimension(R.dimen.transient_taskbar_shadow_blur)
		keyShadowDistance = res.getDimension(R.dimen.transient_taskbar_key_shadow_distance)
		}

		// At progress 0, we draw the background as the stashed handle.
		// At progress 1, we draw the background as the full taskbar.
		// Min height capped to max persistent taskbar height for animation
		val backgroundHeightWhileAnimating =
		if (isAnimatingPinning) maxPersistentTaskbarHeight else stashedHandleHeight.toFloat()
		val newBackgroundHeight =
		mapRange(progress, stashedHandleHeight.toFloat(), maxBackgroundHeight)
		mapRange(progress, backgroundHeightWhileAnimating, maxTransientTaskbarHeight)
		val fullWidth = transientBackgroundBounds.width()
		val newWidth = mapRange(progress, stashedHandleWidth.toFloat(), fullWidth.toFloat())

		// .9f is here to restrict min width of the background while animating, so transient
		// background keeps it pill shape until animation end.
		val animationWidth =
		if (DisplayController.isTransientTaskbar(context)) fullWidth.toFloat() * .9f
		else fullWidth.toFloat()
		val backgroundWidthWhileAnimating =
		if (isAnimatingPinning) animationWidth else stashedHandleWidth.toFloat()

		val newWidth = mapRange(progress, backgroundWidthWhileAnimating, fullWidth.toFloat())
		val halfWidthDelta = (fullWidth - newWidth) / 2f
		val radius = newBackgroundHeight / 2f
		val bottomMarginProgress = bottomMargin * ((1f - progress) / 2f)
		@@ -159,7 +222,11 @@ class TaskbarBackgroundRenderer(context: TaskbarActivityContext) {
		bottomMarginProgress +
		translationYForSwipe +
		translationYForStash +
		-mapRange(1f - progress, 0f, stashedHandleHeight / 2f)
		-mapRange(
		1f - progress,
		0f,
		if (isAnimatingPinning) 0f else stashedHandleHeight / 2f
		)

		// Draw shadow.
		val newShadowAlpha =
		@@ -182,8 +249,6 @@ class TaskbarBackgroundRenderer(context: TaskbarActivityContext) {

		canvas.drawRoundRect(lastDrawnTransientRect, radius, radius, paint)
		}
		canvas.restore()
		}

		/**
		* Sets the width percentage to inset the transient taskbar's background from the left and from

quickstep/src/com/android/launcher3/taskbar/TaskbarControllers.java

+3 −3

Original line number	Diff line number	Diff line
		@@ -62,7 +62,7 @@ public class TaskbarControllers {
		public final TaskbarOverlayController taskbarOverlayController;
		public final TaskbarEduTooltipController taskbarEduTooltipController;
		public final KeyboardQuickSwitchController keyboardQuickSwitchController;
		public final TaskbarDividerPopupController taskbarPinningController;
		public final TaskbarPinningController taskbarPinningController;
		public final Optional<BubbleControllers> bubbleControllers;

		@Nullable private LoggableTaskbarController[] mControllersToLog = null;
		@@ -110,7 +110,7 @@ public class TaskbarControllers {
		TaskbarRecentAppsController taskbarRecentAppsController,
		TaskbarEduTooltipController taskbarEduTooltipController,
		KeyboardQuickSwitchController keyboardQuickSwitchController,
		TaskbarDividerPopupController taskbarPinningController,
		TaskbarPinningController taskbarPinningController,
		Optional<BubbleControllers> bubbleControllers) {
		this.taskbarActivityContext = taskbarActivityContext;
		this.taskbarDragController = taskbarDragController;
		@@ -171,7 +171,7 @@ public class TaskbarControllers {
		taskbarTranslationController.init(this);
		taskbarEduTooltipController.init(this);
		keyboardQuickSwitchController.init(this);
		taskbarPinningController.init(this);
		taskbarPinningController.init(this, mSharedState);
		bubbleControllers.ifPresent(controllers -> controllers.init(this));

		mControllersToLog = new LoggableTaskbarController[] {

quickstep/src/com/android/launcher3/taskbar/TaskbarDividerPopupView.kt

+0 −8

Original line number	Diff line number	Diff line
		@@ -75,12 +75,6 @@ constructor(
		/** Callback invoked when the pinning popup view is closing. */
		var onCloseCallback: (preferenceChanged: Boolean) -> Unit = {}

		/**
		* Callback invoked when the user preference changes in popup view. Preference change will be
		* based upon current value stored in [LauncherPrefs] for `TASKBAR_PINNING`
		*/
		var changePreference: () -> Unit = {}

		init {
		// This synchronizes the arrow and menu to open at the same time
		mOpenChildFadeStartDelay = mOpenFadeStartDelay
		@@ -185,8 +179,6 @@ constructor(

		private fun onClickAlwaysShowTaskbarSwitchOption() {
		didPreferenceChange = true
		changePreference()
		changePreference = {}
		// Allow switch animation to finish and then close the popup.
		postDelayed(DIVIDER_POPUP_CLOSING_DELAY) {
		if (isOpen) {

quickstep/src/com/android/launcher3/taskbar/TaskbarDragLayer.java

+20 −0

Original line number	Diff line number	Diff line
		@@ -73,6 +73,8 @@ public class TaskbarDragLayer extends BaseDragLayer<TaskbarActivityContext> {
		private SafeCloseable mViewCaptureCloseable;

		private float mTaskbarBackgroundOffset;
		private float mTaskbarBackgroundProgress;
		private boolean mIsAnimatingTaskbarPinning = false;

		private final MultiPropertyFactory<TaskbarDragLayer> mTaskbarBackgroundAlpha;

		@@ -162,10 +164,19 @@ public class TaskbarDragLayer extends BaseDragLayer<TaskbarActivityContext> {
		float backgroundHeight = mControllerCallbacks.getTaskbarBackgroundHeight()
		* (1f - mTaskbarBackgroundOffset);
		mBackgroundRenderer.setBackgroundHeight(backgroundHeight);
		mBackgroundRenderer.setBackgroundProgress(mTaskbarBackgroundProgress);
		mBackgroundRenderer.draw(canvas);
		super.dispatchDraw(canvas);
		}

		/**
		* Sets animation boolean when taskbar pinning animation starts or stops.
		*/
		public void setAnimatingTaskbarPinning(boolean animatingTaskbarPinning) {
		mIsAnimatingTaskbarPinning = animatingTaskbarPinning;
		mBackgroundRenderer.setAnimatingPinning(mIsAnimatingTaskbarPinning);
		}

		protected MultiProperty getBackgroundRendererAlpha() {
		return mTaskbarBackgroundAlpha.get(INDEX_ALL_OTHER_STATES);
		}
		@@ -174,6 +185,15 @@ public class TaskbarDragLayer extends BaseDragLayer<TaskbarActivityContext> {
		return mTaskbarBackgroundAlpha.get(INDEX_STASH_ANIM);
		}

		/**
		* Sets the value for taskbar background switching between persistent and transient backgrounds.
		* @param progress 0 is transient background, 1 is persistent background.
		*/
		protected void setTaskbarBackgroundProgress(float progress) {
		mTaskbarBackgroundProgress = progress;
		invalidate();
		}

		/**
		* Sets the translation of the background color behind all the Taskbar contents.
		* @param offset 0 is fully onscreen, 1 is fully offscreen.