Makes spring variable dynamic resources so that they can be changed via plugin

Bug: 147302669
Change-Id: Ia4e74ff46a4d8338a56ea75ed826b69102c42d93

quickstep/recents_ui_overrides/src/com/android/quickstep/FallbackSwipeHandler.java

@@ -420,7 +420,7 @@ public class FallbackSwipeHandler extends BaseSwipeUpHandler<RecentsActivity, Fa
                         this::createNewInputProxyHandler);
                 RectFSpringAnim anim = createWindowAnimationToHome(mCurrentShift.value, duration);
                 anim.addAnimatorListener(endListener);
-                anim.start(mEndVelocityPxPerMs);
+                anim.start(mContext, mEndVelocityPxPerMs);
                 mFinishAnimation = RunningWindowAnim.wrap(anim);
             } else {
 

quickstep/recents_ui_overrides/src/com/android/quickstep/LauncherSwipeHandler.java

@@ -64,7 +64,6 @@ import com.android.launcher3.anim.AnimationSuccessListener;
 import com.android.launcher3.anim.AnimatorPlaybackController;
 import com.android.launcher3.anim.Interpolators;
 import com.android.launcher3.logging.UserEventDispatcher;
-import com.android.launcher3.model.PagedViewOrientedState;
 import com.android.launcher3.userevent.nano.LauncherLogProto.Action.Direction;
 import com.android.launcher3.userevent.nano.LauncherLogProto.Action.Touch;
 import com.android.launcher3.userevent.nano.LauncherLogProto.ContainerType;
@@ -942,7 +941,7 @@ public class LauncherSwipeHandler<T extends BaseDraggingActivity>
                 }
             });
             getOrientationHandler().adjustFloatingIconStartVelocity(velocityPxPerMs);
-            windowAnim.start(velocityPxPerMs);
+            windowAnim.start(mContext, velocityPxPerMs);
             homeAnimFactory.playAtomicAnimation(velocityPxPerMs.y);
             mRunningWindowAnim = RunningWindowAnim.wrap(windowAnim);
             mLauncherTransitionController = null;

quickstep/recents_ui_overrides/src/com/android/quickstep/util/RectFSpringAnim.java

@@ -16,6 +16,7 @@
 package com.android.quickstep.util;
 
 import android.animation.Animator;
+import android.content.Context;
 import android.content.res.Resources;
 import android.graphics.PointF;
 import android.graphics.RectF;
@@ -28,6 +29,8 @@ import androidx.dynamicanimation.animation.SpringForce;
 import com.android.launcher3.R;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.anim.FlingSpringAnim;
+import com.android.launcher3.util.DynamicResource;
+import com.android.systemui.plugins.ResourceProvider;
 
 import java.util.ArrayList;
 import java.util.List;
@@ -137,7 +140,12 @@ public class RectFSpringAnim {
         mAnimatorListeners.add(animatorListener);
     }
 
-    public void start(PointF velocityPxPerMs) {
+    /**
+     * Starts the fling/spring animation.
+     * @param context The activity context.
+     * @param velocityPxPerMs Velocity of swipe in px/ms.
+     */
+    public void start(Context context, PointF velocityPxPerMs) {
         // Only tell caller that we ended if both x and y animations have ended.
         OnAnimationEndListener onXEndListener = ((animation, canceled, centerX, velocityX) -> {
             mRectXAnimEnded = true;
@@ -166,10 +174,14 @@ public class RectFSpringAnim {
                 mMinVisChange, minYValue, maxYValue, springVelocityFactor, onYEndListener);
 
         float minVisibleChange = Math.abs(1f / mStartRect.height());
+        ResourceProvider rp = DynamicResource.provider(context);
+        float damping = rp.getFloat(R.dimen.swipe_up_rect_damping_ratio);
+        float stiffness = rp.getFloat(R.dimen.swipe_up_rect_stiffness);
+
         mRectScaleAnim = new SpringAnimation(this, RECT_SCALE_PROGRESS)
                 .setSpring(new SpringForce(1f)
-                .setDampingRatio(SpringForce.DAMPING_RATIO_LOW_BOUNCY)
-                .setStiffness(SpringForce.STIFFNESS_LOW))
+                .setDampingRatio(damping)
+                .setStiffness(stiffness))
                 .setStartVelocity(velocityPxPerMs.y * minVisibleChange)
                 .setMaxValue(1f)
                 .setMinimumVisibleChange(minVisibleChange)

quickstep/recents_ui_overrides/src/com/android/quickstep/util/StaggeredWorkspaceAnim.java

@@ -41,7 +41,9 @@ import com.android.launcher3.anim.AnimatorSetBuilder;
 import com.android.launcher3.anim.PropertySetter;
 import com.android.launcher3.anim.SpringAnimationBuilder;
 import com.android.launcher3.graphics.OverviewScrim;
+import com.android.launcher3.util.DynamicResource;
 import com.android.quickstep.views.RecentsView;
+import com.android.systemui.plugins.ResourceProvider;
 
 /**
  * Creates an animation where all the workspace items are moved into their final location,
@@ -55,9 +57,6 @@ public class StaggeredWorkspaceAnim {
 
     private static final float MAX_VELOCITY_PX_PER_S = 22f;
 
-    private static final float DAMPING_RATIO = 0.7f;
-    private static final float STIFFNESS = 150f;
-
     private final float mVelocity;
     private final float mSpringTransY;
 
@@ -177,9 +176,12 @@ public class StaggeredWorkspaceAnim {
 
         v.setTranslationY(mSpringTransY);
 
+        ResourceProvider rp = DynamicResource.provider(v.getContext());
+        float stiffness = rp.getFloat(R.dimen.staggered_stiffness);
+        float damping = rp.getFloat(R.dimen.staggered_damping_ratio);
         ObjectAnimator springTransY = new SpringAnimationBuilder<>(v, VIEW_TRANSLATE_Y)
-                .setStiffness(STIFFNESS)
-                .setDampingRatio(DAMPING_RATIO)
+                .setStiffness(stiffness)
+                .setDampingRatio(damping)
                 .setMinimumVisibleChange(1f)
                 .setEndValue(0)
                 .setStartVelocity(mVelocity)

quickstep/recents_ui_overrides/src/com/android/quickstep/views/RecentsView.java

@@ -80,7 +80,6 @@ import android.view.animation.Interpolator;
 import android.widget.ListView;
 
 import androidx.annotation.Nullable;
-import androidx.dynamicanimation.animation.SpringForce;
 
 import com.android.launcher3.BaseActivity;
 import com.android.launcher3.DeviceProfile;
@@ -103,6 +102,7 @@ import com.android.launcher3.userevent.nano.LauncherLogProto;
 import com.android.launcher3.userevent.nano.LauncherLogProto.Action.Direction;
 import com.android.launcher3.userevent.nano.LauncherLogProto.Action.Touch;
 import com.android.launcher3.util.ComponentKey;
+import com.android.launcher3.util.DynamicResource;
 import com.android.launcher3.util.OverScroller;
 import com.android.launcher3.util.PendingAnimation;
 import com.android.launcher3.util.Themes;
@@ -117,6 +117,7 @@ import com.android.quickstep.TaskUtils;
 import com.android.quickstep.ViewUtils;
 import com.android.quickstep.util.AppWindowAnimationHelper;
 import com.android.quickstep.util.LayoutUtils;
+import com.android.systemui.plugins.ResourceProvider;
 import com.android.systemui.shared.recents.IPinnedStackAnimationListener;
 import com.android.systemui.shared.recents.model.Task;
 import com.android.systemui.shared.recents.model.ThumbnailData;
@@ -1199,10 +1200,14 @@ public abstract class RecentsView<T extends BaseActivity> extends PagedView impl
         int secondaryTaskDimension = mOrientationHandler.getSecondaryDimension(taskView);
         int verticalFactor = mOrientationHandler.getTaskDismissDirectionFactor();
         if (UNSTABLE_SPRINGS.get() && taskView instanceof TaskView) {
+            ResourceProvider rp = DynamicResource.provider(mActivity);
+            float dampingRatio = rp.getFloat(R.dimen.dismiss_task_trans_y_damping_ratio);
+            float stiffness = rp.getFloat(R.dimen.dismiss_task_trans_y_stiffness);
+
             addAnim(new SpringObjectAnimator<>(taskView, secondaryViewTranslate,
-                    MIN_VISIBLE_CHANGE_PIXELS, SpringForce.DAMPING_RATIO_MEDIUM_BOUNCY,
-                    SpringForce.STIFFNESS_MEDIUM, 0, verticalFactor * secondaryTaskDimension),
-                duration, LINEAR, anim);
+                            MIN_VISIBLE_CHANGE_PIXELS, dampingRatio,
+                            stiffness, 0, verticalFactor * secondaryTaskDimension),
+                    duration, LINEAR, anim);
         } else {
             addAnim(ObjectAnimator.ofFloat(taskView, secondaryViewTranslate,
                 verticalFactor * secondaryTaskDimension), duration, LINEAR, anim);
@@ -1276,10 +1281,13 @@ public abstract class RecentsView<T extends BaseActivity> extends PagedView impl
                 int scrollDiff = newScroll[i] - oldScroll[i] + offset;
                 if (scrollDiff != 0) {
                     if (UNSTABLE_SPRINGS.get() && child instanceof TaskView) {
+                        ResourceProvider rp = DynamicResource.provider(mActivity);
+                        float damping = rp.getFloat(R.dimen.dismiss_task_trans_x_damping_ratio);
+                        float stiffness = rp.getFloat(R.dimen.dismiss_task_trans_x_stiffness);
+
                         addAnim(new SpringObjectAnimator<>(child, VIEW_TRANSLATE_X,
-                                MIN_VISIBLE_CHANGE_PIXELS, SpringForce.DAMPING_RATIO_MEDIUM_BOUNCY,
-                                SpringForce.STIFFNESS_MEDIUM,
-                                0, scrollDiff), duration, ACCEL, anim);
+                                MIN_VISIBLE_CHANGE_PIXELS, damping,
+                                stiffness, 0, scrollDiff), duration, ACCEL, anim);
                     } else {
                         Property translationProperty = mOrientationHandler.getPrimaryViewTranslate();
                         addAnim(ObjectAnimator.ofFloat(child, translationProperty, scrollDiff),

res/values/config.xml

@@ -121,5 +121,41 @@
     <bool name="config_enableTaskSnapshotPreloading">true</bool>
 
     <!-- Configuration resources -->
-    <array name="dynamic_resources"> </array>
+    <item name="all_apps_spring_damping_ratio" type="dimen" format="float">0.75</item>
+    <item name="all_apps_spring_stiffness" type="dimen" format="float">600</item>
+
+    <item name="dismiss_task_trans_y_damping_ratio" type="dimen" format="float">0.5</item>
+    <item name="dismiss_task_trans_y_stiffness" type="dimen" format="float">1500</item>
+
+    <item name="dismiss_task_trans_x_damping_ratio" type="dimen" format="float">0.5</item>
+    <item name="dismiss_task_trans_x_stiffness" type="dimen" format="float">1500</item>
+
+    <item name="horizontal_spring_damping_ratio" type="dimen" format="float">0.75</item>
+    <item name="horizontal_spring_stiffness" type="dimen" format="float">200</item>
+
+    <item name="swipe_up_rect_damping_ratio" type="dimen" format="float">0.75</item>
+    <item name="swipe_up_rect_stiffness" type="dimen" format="float">200</item>
+
+    <item name="staggered_damping_ratio" type="dimen" format="float">0.7</item>
+    <item name="staggered_stiffness" type="dimen" format="float">150</item>
+
+    <array name="dynamic_resources">
+        <item>@dimen/all_apps_spring_damping_ratio</item>
+        <item>@dimen/all_apps_spring_stiffness</item>
+
+        <item>@dimen/dismiss_task_trans_y_damping_ratio</item>
+        <item>@dimen/dismiss_task_trans_y_stiffness</item>
+
+        <item>@dimen/dismiss_task_trans_x_damping_ratio</item>
+        <item>@dimen/dismiss_task_trans_x_stiffness</item>
+
+        <item>@dimen/horizontal_spring_damping_ratio</item>
+        <item>@dimen/horizontal_spring_stiffness</item>
+
+        <item>@dimen/swipe_up_rect_damping_ratio</item>
+        <item>@dimen/swipe_up_rect_stiffness</item>
+
+        <item>@dimen/staggered_damping_ratio</item>
+        <item>@dimen/staggered_stiffness</item>
+    </array>
 </resources>

src/com/android/launcher3/allapps/AllAppsTransitionController.java

@@ -32,8 +32,10 @@ import com.android.launcher3.anim.AnimationSuccessListener;
 import com.android.launcher3.anim.AnimatorSetBuilder;
 import com.android.launcher3.anim.PropertySetter;
 import com.android.launcher3.anim.SpringObjectAnimator;
+import com.android.launcher3.util.DynamicResource;
 import com.android.launcher3.util.Themes;
 import com.android.launcher3.views.ScrimView;
+import com.android.systemui.plugins.ResourceProvider;
 
 /**
  * Handles AllApps view transition.
@@ -47,9 +49,6 @@ import com.android.launcher3.views.ScrimView;
  */
 public class AllAppsTransitionController implements StateHandler, OnDeviceProfileChangeListener {
 
-    private static final float SPRING_DAMPING_RATIO = 0.75f;
-    private static final float SPRING_STIFFNESS = 600f;
-
     public static final FloatProperty<AllAppsTransitionController> ALL_APPS_PROGRESS =
             new FloatProperty<AllAppsTransitionController>("allAppsProgress") {
 
@@ -187,8 +186,12 @@ public class AllAppsTransitionController implements StateHandler, OnDeviceProfil
 
     public Animator createSpringAnimation(float... progressValues) {
         if (UNSTABLE_SPRINGS.get()) {
+            ResourceProvider rp = DynamicResource.provider(mLauncher);
+            float damping = rp.getFloat(R.dimen.all_apps_spring_damping_ratio);
+            float stiffness = rp.getFloat(R.dimen.all_apps_spring_stiffness);
+
             return new SpringObjectAnimator<>(this, ALL_APPS_PROGRESS, 1f / mShiftRange,
-                    SPRING_DAMPING_RATIO, SPRING_STIFFNESS, progressValues);
+                    damping, stiffness, progressValues);
         }
         return ObjectAnimator.ofFloat(this, ALL_APPS_PROGRESS, progressValues);
     }

src/com/android/launcher3/util/DynamicResource.java

@@ -68,6 +68,11 @@ public class DynamicResource implements ResourceProvider, PluginListener<Resourc
         return mContext.getResources().getColor(resId, null);
     }
 
+    @Override
+    public float getFloat(@DimenRes int resId) {
+        return mContext.getResources().getFloat(resId);
+    }
+
     @Override
     public void onPluginConnected(ResourceProvider plugin, Context context) {
         mPlugin = plugin;

src/com/android/launcher3/util/OverScroller.java

@@ -26,11 +26,13 @@ import android.view.ViewConfiguration;
 import android.view.animation.AnimationUtils;
 import android.view.animation.Interpolator;
 
-import androidx.dynamicanimation.animation.DynamicAnimation;
 import androidx.dynamicanimation.animation.FloatPropertyCompat;
 import androidx.dynamicanimation.animation.SpringAnimation;
 import androidx.dynamicanimation.animation.SpringForce;
 
+import com.android.launcher3.R;
+import com.android.systemui.plugins.ResourceProvider;
+
 /**
  * Based on {@link android.widget.OverScroller} supporting only 1-d scrolling and with more
  * customization options.
@@ -425,6 +427,7 @@ public class OverScroller {
         // Current state of the animation.
         private int mState = SPLINE;
 
+        private Context mContext;
         private SpringAnimation mSpring;
 
         // Constant gravity value, used in the deceleration phase.
@@ -500,6 +503,7 @@ public class OverScroller {
         }
 
         SplineOverScroller(Context context) {
+            mContext = context;
             mFinished = true;
             final float ppi = context.getResources().getDisplayMetrics().density * 160.0f;
             mPhysicalCoeff = SensorManager.GRAVITY_EARTH // g (m/s^2)
@@ -560,9 +564,12 @@ public class OverScroller {
                 }
                 mSpring = new SpringAnimation(this, SPRING_PROPERTY);
 
+                ResourceProvider rp = DynamicResource.provider(mContext);
+                float stiffness = rp.getFloat(R.dimen.horizontal_spring_stiffness);
+                float damping = rp.getFloat(R.dimen.horizontal_spring_damping_ratio);
                 mSpring.setSpring(new SpringForce(mFinal)
-                        .setStiffness(SpringForce.STIFFNESS_LOW)
-                        .setDampingRatio(SpringForce.DAMPING_RATIO_LOW_BOUNCY));
+                        .setStiffness(stiffness)
+                        .setDampingRatio(damping));
                 mSpring.setStartVelocity(velocity);
                 mSpring.animateToFinalPosition(mFinal);
                 mSpring.addEndListener((animation, canceled, value, velocity1) -> {

src_plugins/com/android/systemui/plugins/ResourceProvider.java

@@ -44,4 +44,9 @@ public interface ResourceProvider extends Plugin {
      * @see android.content.res.Resources#getColor(int)
      */
     int getColor(int resId);
+
+    /**
+     * @see android.content.res.Resources#getFloat(int)
+     */
+    float getFloat(int resId);
 }