Add spring animation when stashing transient taskbar.
Bug: 273961611
Change-Id: I35a658a5e30a155094a48effdefc3895f45e0483
Flag: ENABLE_TRANSIENT_TASKBAR
Test: stash transient taskbar
diff --git a/quickstep/res/values/dimens.xml b/quickstep/res/values/dimens.xml
index 225bdcc..599095b 100644
--- a/quickstep/res/values/dimens.xml
+++ b/quickstep/res/values/dimens.xml
@@ -300,6 +300,8 @@
<dimen name="transient_taskbar_key_shadow_distance">10dp</dimen>
<dimen name="transient_taskbar_stashed_size">32dp</dimen>
<dimen name="transient_taskbar_all_apps_button_translation_x_offset">4dp</dimen>
+ <dimen name="transient_taskbar_stash_spring_velocity_dp_per_s">400dp</dimen>
+
<!-- An additional touch slop to prevent x-axis movement during the swipe up to show taskbar -->
<dimen name="transient_taskbar_clamped_offset_bound">16dp</dimen>
<!-- Taskbar swipe up thresholds -->
diff --git a/quickstep/src/com/android/launcher3/taskbar/StashedHandleViewController.java b/quickstep/src/com/android/launcher3/taskbar/StashedHandleViewController.java
index f082fc6..48b3f72 100644
--- a/quickstep/src/com/android/launcher3/taskbar/StashedHandleViewController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/StashedHandleViewController.java
@@ -84,6 +84,9 @@
private boolean mIsStashed;
private boolean mTaskbarHidden;
+ private float mTranslationYForSwipe;
+ private float mTranslationYForStash;
+
public StashedHandleViewController(TaskbarActivityContext activity,
StashedHandleView stashedHandleView) {
mActivity = activity;
@@ -254,7 +257,20 @@
* Sets the translation of the stashed handle during the swipe up gesture.
*/
protected void setTranslationYForSwipe(float transY) {
- mStashedHandleView.setTranslationY(transY);
+ mTranslationYForSwipe = transY;
+ updateTranslationY();
+ }
+
+ /**
+ * Sets the translation of the stashed handle during the spring on stash animation.
+ */
+ protected void setTranslationYForStash(float transY) {
+ mTranslationYForStash = transY;
+ updateTranslationY();
+ }
+
+ private void updateTranslationY() {
+ mStashedHandleView.setTranslationY(mTranslationYForSwipe + mTranslationYForStash);
}
/**
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
index 62713ca..a8345dc 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
@@ -56,7 +56,6 @@
import android.view.RoundedCorner;
import android.view.View;
import android.view.WindowManager;
-import android.view.WindowManagerGlobal;
import android.widget.FrameLayout;
import android.widget.Toast;
@@ -233,6 +232,7 @@
new TaskbarInsetsController(this),
new VoiceInteractionWindowController(this),
new TaskbarTranslationController(this),
+ new TaskbarSpringOnStashController(this),
isDesktopMode
? new DesktopTaskbarRecentAppsController(this)
: TaskbarRecentAppsController.DEFAULT,
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarBackgroundRenderer.kt b/quickstep/src/com/android/launcher3/taskbar/TaskbarBackgroundRenderer.kt
index 3375877..82b455d 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarBackgroundRenderer.kt
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarBackgroundRenderer.kt
@@ -35,6 +35,7 @@
val lastDrawnTransientRect = RectF()
var backgroundHeight = context.deviceProfile.taskbarSize.toFloat()
var translationYForSwipe = 0f
+ var translationYForStash = 0f
private var maxBackgroundHeight = context.deviceProfile.taskbarSize.toFloat()
private val transientBackgroundBounds = context.transientTaskbarBounds
@@ -136,7 +137,9 @@
val bottom =
canvas.height - bottomMargin +
bottomMarginProgress +
- (-mapRange(1f - progress, 0f, stashedHandleHeight / 2f) + translationYForSwipe)
+ translationYForSwipe +
+ translationYForStash +
+ -mapRange(1f - progress, 0f, stashedHandleHeight / 2f)
// Draw shadow.
val shadowAlpha =
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarControllers.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarControllers.java
index 931d79f..fb919ee 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarControllers.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarControllers.java
@@ -57,6 +57,7 @@
public final VoiceInteractionWindowController voiceInteractionWindowController;
public final TaskbarRecentAppsController taskbarRecentAppsController;
public final TaskbarTranslationController taskbarTranslationController;
+ public final TaskbarSpringOnStashController taskbarSpringOnStashController;
public final TaskbarOverlayController taskbarOverlayController;
public final TaskbarEduTooltipController taskbarEduTooltipController;
public final KeyboardQuickSwitchController keyboardQuickSwitchController;
@@ -103,6 +104,7 @@
TaskbarInsetsController taskbarInsetsController,
VoiceInteractionWindowController voiceInteractionWindowController,
TaskbarTranslationController taskbarTranslationController,
+ TaskbarSpringOnStashController taskbarSpringOnStashController,
TaskbarRecentAppsController taskbarRecentAppsController,
TaskbarEduTooltipController taskbarEduTooltipController,
KeyboardQuickSwitchController keyboardQuickSwitchController) {
@@ -127,6 +129,7 @@
this.taskbarInsetsController = taskbarInsetsController;
this.voiceInteractionWindowController = voiceInteractionWindowController;
this.taskbarTranslationController = taskbarTranslationController;
+ this.taskbarSpringOnStashController = taskbarSpringOnStashController;
this.taskbarRecentAppsController = taskbarRecentAppsController;
this.taskbarEduTooltipController = taskbarEduTooltipController;
this.keyboardQuickSwitchController = keyboardQuickSwitchController;
@@ -149,6 +152,7 @@
taskbarScrimViewController.init(this);
taskbarUnfoldAnimationController.init(this);
taskbarKeyguardController.init(navbarButtonsViewController);
+ taskbarSpringOnStashController.init(this);
stashedHandleViewController.init(this);
taskbarStashController.init(this, sharedState.setupUIVisible);
taskbarEduController.init(this);
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarDragLayer.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarDragLayer.java
index 58d6244..6b9297d 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarDragLayer.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarDragLayer.java
@@ -184,6 +184,14 @@
invalidate();
}
+ /*
+ * Sets the translation of the background during the spring on stash animation.
+ */
+ protected void setBackgroundTranslationYForStash(float translationY) {
+ mBackgroundRenderer.setTranslationYForStash(translationY);
+ invalidate();
+ }
+
/** Returns the bounds in DragLayer coordinates of where the transient background was drawn. */
protected RectF getLastDrawnTransientRect() {
return mBackgroundRenderer.getLastDrawnTransientRect();
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarDragLayerController.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarDragLayerController.java
index 7c3d14d..2badc24 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarDragLayerController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarDragLayerController.java
@@ -161,6 +161,13 @@
mTaskbarDragLayer.setBackgroundTranslationYForSwipe(transY);
}
+ /**
+ * Sets the translation of the background during the spring on stash animation.
+ */
+ public void setTranslationYForStash(float transY) {
+ mTaskbarDragLayer.setBackgroundTranslationYForStash(transY);
+ }
+
private void updateBackgroundOffset() {
mTaskbarDragLayer.setTaskbarBackgroundOffset(mBgOffset.value);
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarSpringOnStashController.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarSpringOnStashController.java
new file mode 100644
index 0000000..d65b5c0
--- /dev/null
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarSpringOnStashController.java
@@ -0,0 +1,97 @@
+/*
+ * Copyright (C) 2023 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.launcher3.taskbar;
+
+import static com.android.launcher3.anim.AnimatedFloat.VALUE;
+
+import android.animation.ValueAnimator;
+
+import androidx.annotation.Nullable;
+import androidx.dynamicanimation.animation.SpringForce;
+
+import com.android.launcher3.R;
+import com.android.launcher3.anim.AnimatedFloat;
+import com.android.launcher3.anim.SpringAnimationBuilder;
+import com.android.launcher3.taskbar.TaskbarControllers.LoggableTaskbarController;
+import com.android.launcher3.util.DisplayController;
+
+import java.io.PrintWriter;
+
+/**
+ * Manages the spring animation when stashing the transient taskbar.
+ */
+public class TaskbarSpringOnStashController implements LoggableTaskbarController {
+
+ private final TaskbarActivityContext mContext;
+ private TaskbarControllers mControllers;
+ private final AnimatedFloat mTranslationForStash = new AnimatedFloat(
+ this::updateTranslationYForStash);
+
+ private final boolean mIsTransientTaskbar;
+
+ private final float mStartVelocityPxPerS;
+
+ public TaskbarSpringOnStashController(TaskbarActivityContext context) {
+ mContext = context;
+ mIsTransientTaskbar = DisplayController.isTransientTaskbar(mContext);
+ mStartVelocityPxPerS = context.getResources()
+ .getDimension(R.dimen.transient_taskbar_stash_spring_velocity_dp_per_s);
+ }
+
+ /**
+ * Initialization method.
+ */
+ public void init(TaskbarControllers controllers) {
+ mControllers = controllers;
+ }
+
+ private void updateTranslationYForStash() {
+ if (!mIsTransientTaskbar) {
+ return;
+ }
+
+ float transY = mTranslationForStash.value;
+ mControllers.stashedHandleViewController.setTranslationYForStash(transY);
+ mControllers.taskbarViewController.setTranslationYForStash(transY);
+ mControllers.taskbarDragLayerController.setTranslationYForStash(transY);
+ }
+
+ /**
+ * Returns a spring animation to be used when stashing the transient taskbar.
+ */
+ public @Nullable ValueAnimator createSpringToStash() {
+ if (!mIsTransientTaskbar) {
+ return null;
+ }
+ return new SpringAnimationBuilder(mContext)
+ .setStartValue(mTranslationForStash.value)
+ .setEndValue(0)
+ .setDampingRatio(SpringForce.DAMPING_RATIO_MEDIUM_BOUNCY)
+ .setStiffness(SpringForce.STIFFNESS_LOW)
+ .setStartVelocity(mStartVelocityPxPerS)
+ .build(mTranslationForStash, VALUE);
+ }
+
+
+ @Override
+ public void dumpLogs(String prefix, PrintWriter pw) {
+ pw.println(prefix + "TaskbarSpringOnStashController:");
+
+ pw.println(prefix + "\tmTranslationForStash=" + mTranslationForStash.value);
+ pw.println(prefix + "\tmStartVelocityPxPerS=" + mStartVelocityPxPerS);
+ }
+}
+
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarStashController.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarStashController.java
index cbc1672..30cfcdf 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarStashController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarStashController.java
@@ -712,6 +712,9 @@
play(as, mTaskbarStashedHandleAlpha.animateToValue(1), alphaStartDelay,
Math.max(0, duration - alphaStartDelay), LINEAR);
+ play(as, mControllers.taskbarSpringOnStashController.createSpringToStash(), 0, duration,
+ LINEAR);
+
if (skipStashAnimation) {
skipInterpolator = INSTANT;
}
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarViewController.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarViewController.java
index 4d92a9e..ad16eed 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarViewController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarViewController.java
@@ -103,6 +103,7 @@
private AnimatedFloat mTaskbarNavButtonTranslationY;
private AnimatedFloat mTaskbarNavButtonTranslationYForInAppDisplay;
private float mTaskbarIconTranslationYForSwipe;
+ private float mTaskbarIconTranslationYForSpringOnStash;
private final int mTaskbarBottomMargin;
private final int mStashedHandleHeight;
@@ -291,10 +292,19 @@
updateTranslationY();
}
+ /**
+ * Sets the translation of the TaskbarView during the spring on stash animation.
+ */
+ public void setTranslationYForStash(float transY) {
+ mTaskbarIconTranslationYForSpringOnStash = transY;
+ updateTranslationY();
+ }
+
private void updateTranslationY() {
mTaskbarView.setTranslationY(mTaskbarIconTranslationYForHome.value
+ mTaskbarIconTranslationYForStash.value
- + mTaskbarIconTranslationYForSwipe);
+ + mTaskbarIconTranslationYForSwipe
+ + mTaskbarIconTranslationYForSpringOnStash);
}
/**
diff --git a/quickstep/tests/src/com/android/launcher3/taskbar/TaskbarBaseTestCase.kt b/quickstep/tests/src/com/android/launcher3/taskbar/TaskbarBaseTestCase.kt
index 4cca24e..172cb46 100644
--- a/quickstep/tests/src/com/android/launcher3/taskbar/TaskbarBaseTestCase.kt
+++ b/quickstep/tests/src/com/android/launcher3/taskbar/TaskbarBaseTestCase.kt
@@ -50,6 +50,7 @@
@Mock lateinit var voiceInteractionWindowController: VoiceInteractionWindowController
@Mock lateinit var taskbarRecentAppsController: TaskbarRecentAppsController
@Mock lateinit var taskbarTranslationController: TaskbarTranslationController
+ @Mock lateinit var taskbarSpringOnStashController: TaskbarSpringOnStashController
@Mock lateinit var taskbarOverlayController: TaskbarOverlayController
@Mock lateinit var taskbarEduTooltipController: TaskbarEduTooltipController
@Mock lateinit var keyboardQuickSwitchController: KeyboardQuickSwitchController
@@ -89,6 +90,7 @@
taskbarInsetsController,
voiceInteractionWindowController,
taskbarTranslationController,
+ taskbarSpringOnStashController,
taskbarRecentAppsController,
taskbarEduTooltipController,
keyboardQuickSwitchController