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Commit f6898531 authored by Xiaowen Lei's avatar Xiaowen Lei Committed by Automerger Merge Worker
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Merge "Fix confusion related to EXPANSION_HIDDEN/VISIBLE and improve related... 

Merge "Fix confusion related to EXPANSION_HIDDEN/VISIBLE and improve related test coverage." into tm-dev am: 520e2d40

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/17269925

Change-Id: Ic5bfe110ad34d797a199835de41236d3e683488b
parents e97ac220 520e2d40

packages/SystemUI/src/com/android/systemui/dreams/touch/BouncerSwipeTouchHandler.java

+22 −17
Original line number Diff line number Diff line
@@ -31,8 +31,8 @@ import android.view.MotionEvent; 
import android.view.VelocityTracker;



import com.android.systemui.statusbar.NotificationShadeWindowController;

import com.android.systemui.statusbar.phone.KeyguardBouncer;

import com.android.systemui.statusbar.phone.CentralSurfaces;

import com.android.systemui.statusbar.phone.KeyguardBouncer;

import com.android.systemui.statusbar.phone.StatusBarKeyguardViewManager;

import com.android.wm.shell.animation.FlingAnimationUtils;
@@ -134,9 +134,9 @@ public class BouncerSwipeTouchHandler implements DreamTouchHandler { 
            NotificationShadeWindowController notificationShadeWindowController,

            ValueAnimatorCreator valueAnimatorCreator,

            VelocityTrackerFactory velocityTrackerFactory,

            @Named(SWIPE_TO_BOUNCER_FLING_ANIMATION_UTILS_CLOSING)

                    FlingAnimationUtils flingAnimationUtils,

            @Named(SWIPE_TO_BOUNCER_FLING_ANIMATION_UTILS_OPENING)

                    FlingAnimationUtils flingAnimationUtils,

            @Named(SWIPE_TO_BOUNCER_FLING_ANIMATION_UTILS_CLOSING)

                    FlingAnimationUtils flingAnimationUtilsClosing,

            @Named(SWIPE_TO_BOUNCER_START_REGION) float swipeRegionPercentage) {

        mDisplayMetrics = displayMetrics;
@@ -154,11 +154,14 @@ public class BouncerSwipeTouchHandler implements DreamTouchHandler { 
    public void getTouchInitiationRegion(Region region) {

        if (mCentralSurfaces.isBouncerShowing()) {

            region.op(new Rect(0, 0, mDisplayMetrics.widthPixels,

                    Math.round(mDisplayMetrics.heightPixels * mBouncerZoneScreenPercentage)),

                            Math.round(

                                    mDisplayMetrics.heightPixels * mBouncerZoneScreenPercentage)),

                    Region.Op.UNION);

        } else {

            region.op(new Rect(0,

                    Math.round(mDisplayMetrics.heightPixels * (1 - mBouncerZoneScreenPercentage)),

                            Math.round(

                                    mDisplayMetrics.heightPixels

                                            * (1 - mBouncerZoneScreenPercentage)),

                            mDisplayMetrics.widthPixels,

                            mDisplayMetrics.heightPixels),

                    Region.Op.UNION);
@@ -210,7 +213,6 @@ public class BouncerSwipeTouchHandler implements DreamTouchHandler { 
                final float velocityVector =

                        (float) Math.hypot(horizontalVelocity, verticalVelocity);





                final float expansion = flingRevealsOverlay(verticalVelocity, velocityVector)

                        ? KeyguardBouncer.EXPANSION_HIDDEN : KeyguardBouncer.EXPANSION_VISIBLE;

                flingToExpansion(verticalVelocity, expansion);
@@ -236,8 +238,8 @@ public class BouncerSwipeTouchHandler implements DreamTouchHandler { 
    }



    protected boolean flingRevealsOverlay(float velocity, float velocityVector) {

        // Fully expand if the user has expanded the bouncer less than halfway or final velocity was

        // positive, indicating an downward direction.

        // Fully expand the space above the bouncer, if the user has expanded the bouncer less

        // than halfway or final velocity was positive, indicating a downward direction.

        if (Math.abs(velocityVector) < mFlingAnimationUtils.getMinVelocityPxPerSecond()) {

            return mCurrentExpansion > FLING_PERCENTAGE_THRESHOLD;

        } else {
@@ -246,17 +248,20 @@ public class BouncerSwipeTouchHandler implements DreamTouchHandler { 
    }



    protected void flingToExpansion(float velocity, float expansion) {

        // The animation utils deal in pixel units, rather than expansion height.

        final float viewHeight = mCentralSurfaces.getDisplayHeight();

        final float currentHeight = viewHeight * mCurrentExpansion;

        final float targetHeight = viewHeight * expansion;



        final ValueAnimator animator = createExpansionAnimator(expansion);

        if (expansion == KeyguardBouncer.EXPANSION_HIDDEN) {

            // The animation utils deal in pixel units, rather than expansion height.

            mFlingAnimationUtils.apply(animator, currentHeight, targetHeight, velocity, viewHeight);

            // Hides the bouncer, i.e., fully expands the space above the bouncer.

            mFlingAnimationUtilsClosing.apply(animator, currentHeight, targetHeight, velocity,

                    viewHeight);

        } else {

            mFlingAnimationUtilsClosing.apply(

                    animator, mCurrentExpansion, currentHeight, targetHeight, viewHeight);

            // Shows the bouncer, i.e., fully collapses the space above the bouncer.

            mFlingAnimationUtils.apply(

                    animator, currentHeight, targetHeight, velocity, viewHeight);

        }



        animator.start();

packages/SystemUI/tests/src/com/android/systemui/dreams/touch/BouncerSwipeTouchHandlerTest.java

+102 −19
Original line number Diff line number Diff line
@@ -39,8 +39,8 @@ import androidx.test.filters.SmallTest; 
import com.android.systemui.SysuiTestCase;

import com.android.systemui.shared.system.InputChannelCompat;

import com.android.systemui.statusbar.NotificationShadeWindowController;

import com.android.systemui.statusbar.phone.KeyguardBouncer;

import com.android.systemui.statusbar.phone.CentralSurfaces;

import com.android.systemui.statusbar.phone.KeyguardBouncer;

import com.android.systemui.statusbar.phone.StatusBarKeyguardViewManager;

import com.android.wm.shell.animation.FlingAnimationUtils;
@@ -112,8 +112,10 @@ public class BouncerSwipeTouchHandlerTest extends SysuiTestCase { 
                TOUCH_REGION);



        when(mCentralSurfaces.getDisplayHeight()).thenReturn((float) SCREEN_HEIGHT_PX);

        when(mCentralSurfaces.isBouncerShowing()).thenReturn(false);

        when(mValueAnimatorCreator.create(anyFloat(), anyFloat())).thenReturn(mValueAnimator);

        when(mVelocityTrackerFactory.obtain()).thenReturn(mVelocityTracker);

        when(mFlingAnimationUtils.getMinVelocityPxPerSecond()).thenReturn(Float.MAX_VALUE);

    }



    /**
@@ -154,7 +156,7 @@ public class BouncerSwipeTouchHandlerTest extends SysuiTestCase { 
     * Makes sure expansion amount is proportional to scroll.

     */

    @Test

    public void testExpansionAmount() {

    public void testExpansionAmount_whenBouncerHidden_setsCorrectValue() {

        mTouchHandler.onSessionStart(mTouchSession);

        ArgumentCaptor<GestureDetector.OnGestureListener> gestureListenerCaptor =

                ArgumentCaptor.forClass(GestureDetector.OnGestureListener.class);
@@ -180,6 +182,38 @@ public class BouncerSwipeTouchHandlerTest extends SysuiTestCase { 
                .onPanelExpansionChanged(eq(1 - scrollAmount), eq(false), eq(true));

    }



    /**

     * Makes sure expansion amount is proportional to scroll.

     */

    @Test

    public void testExpansionAmount_whenBouncerShown_setsCorrectValue() {

        when(mCentralSurfaces.isBouncerShowing()).thenReturn(true);



        mTouchHandler.onSessionStart(mTouchSession);

        ArgumentCaptor<GestureDetector.OnGestureListener> gestureListenerCaptor =

                ArgumentCaptor.forClass(GestureDetector.OnGestureListener.class);

        verify(mTouchSession).registerGestureListener(gestureListenerCaptor.capture());



        final float scrollAmount = .3f;

        final float distanceY = SCREEN_HEIGHT_PX * scrollAmount;



        final MotionEvent event1 = MotionEvent.obtain(0, 0, MotionEvent.ACTION_MOVE,

                0, SCREEN_HEIGHT_PX, 0);

        final MotionEvent event2 = MotionEvent.obtain(0, 0, MotionEvent.ACTION_MOVE,

                0, SCREEN_HEIGHT_PX - distanceY, 0);



        assertThat(gestureListenerCaptor.getValue().onScroll(event1, event2, 0, distanceY))

                .isTrue();



        // Ensure only called once

        verify(mStatusBarKeyguardViewManager)

                .onPanelExpansionChanged(anyFloat(), anyBoolean(), anyBoolean());



        // Ensure correct expansion passed in.

        verify(mStatusBarKeyguardViewManager)

                .onPanelExpansionChanged(eq(scrollAmount), eq(false), eq(true));

    }



    private void swipeToPosition(float position, float velocityY) {

        mTouchHandler.onSessionStart(mTouchSession);

        ArgumentCaptor<GestureDetector.OnGestureListener> gestureListenerCaptor =
@@ -212,14 +246,18 @@ public class BouncerSwipeTouchHandlerTest extends SysuiTestCase { 
     * down.

     */

    @Test

    public void testCollapseOnThreshold() {

    public void testSwipeBelowThreshold_collapsesBouncer() {

        final float swipeUpPercentage = .3f;

        swipeToPosition(swipeUpPercentage, -1);



        verify(mValueAnimatorCreator).create(eq(1 - swipeUpPercentage),

                eq(KeyguardBouncer.EXPANSION_VISIBLE));

        verify(mFlingAnimationUtilsClosing).apply(eq(mValueAnimator), anyFloat(), anyFloat(),

                anyFloat(), anyFloat());

        final float expansion = 1 - swipeUpPercentage;

        // The upward velocity is ignored.

        final float velocityY = -1;

        swipeToPosition(swipeUpPercentage, velocityY);



        verify(mValueAnimatorCreator).create(eq(expansion), eq(KeyguardBouncer.EXPANSION_HIDDEN));

        verify(mFlingAnimationUtilsClosing).apply(eq(mValueAnimator),

                eq(SCREEN_HEIGHT_PX * expansion),

                eq(SCREEN_HEIGHT_PX * KeyguardBouncer.EXPANSION_HIDDEN),

                eq(velocityY), eq((float) SCREEN_HEIGHT_PX));

        verify(mValueAnimator).start();

    }
@@ -227,14 +265,59 @@ public class BouncerSwipeTouchHandlerTest extends SysuiTestCase { 
     * Tests that ending a swipe above the set expansion threshold will continue the expansion.

     */

    @Test

    public void testExpandOnThreshold() {

    public void testSwipeAboveThreshold_expandsBouncer() {

        final float swipeUpPercentage = .7f;

        final float expansion = 1 - swipeUpPercentage;

        // The downward velocity is ignored.

        final float velocityY = 1;

        swipeToPosition(swipeUpPercentage, velocityY);



        verify(mValueAnimatorCreator).create(eq(expansion), eq(KeyguardBouncer.EXPANSION_VISIBLE));

        verify(mFlingAnimationUtils).apply(eq(mValueAnimator), eq(SCREEN_HEIGHT_PX * expansion),

                eq(SCREEN_HEIGHT_PX * KeyguardBouncer.EXPANSION_VISIBLE),

                eq(velocityY), eq((float) SCREEN_HEIGHT_PX));

        verify(mValueAnimator).start();

    }



    /**

     * Tests that swiping down with a speed above the set threshold leads to bouncer collapsing

     * down.

     */

    @Test

    public void testSwipeDownVelocityAboveMin_collapsesBouncer() {

        when(mFlingAnimationUtils.getMinVelocityPxPerSecond()).thenReturn((float) 0);



        // The swipe amount above the set expansion threshold is ignored.

        final float swipeUpPercentage = .7f;

        swipeToPosition(swipeUpPercentage, 1);

        final float expansion = 1 - swipeUpPercentage;

        final float velocityY = 1;

        swipeToPosition(swipeUpPercentage, velocityY);



        verify(mValueAnimatorCreator).create(eq(expansion), eq(KeyguardBouncer.EXPANSION_HIDDEN));

        verify(mFlingAnimationUtilsClosing).apply(eq(mValueAnimator),

                eq(SCREEN_HEIGHT_PX * expansion),

                eq(SCREEN_HEIGHT_PX * KeyguardBouncer.EXPANSION_HIDDEN),

                eq(velocityY), eq((float) SCREEN_HEIGHT_PX));

        verify(mValueAnimator).start();

    }



    /**

     * Tests that swiping up with a speed above the set threshold will continue the expansion.

     */

    @Test

    public void testSwipeUpVelocityAboveMin_expandsBouncer() {

        when(mFlingAnimationUtils.getMinVelocityPxPerSecond()).thenReturn((float) 0);



        verify(mValueAnimatorCreator).create(eq(1 - swipeUpPercentage),

                eq(KeyguardBouncer.EXPANSION_HIDDEN));

        verify(mFlingAnimationUtils).apply(eq(mValueAnimator), anyFloat(), anyFloat(),

                anyFloat(), anyFloat());

        // The swipe amount below the set expansion threshold is ignored.

        final float swipeUpPercentage = .3f;

        final float expansion = 1 - swipeUpPercentage;

        final float velocityY = -1;

        swipeToPosition(swipeUpPercentage, velocityY);



        verify(mValueAnimatorCreator).create(eq(expansion), eq(KeyguardBouncer.EXPANSION_VISIBLE));

        verify(mFlingAnimationUtils).apply(eq(mValueAnimator), eq(SCREEN_HEIGHT_PX * expansion),

                eq(SCREEN_HEIGHT_PX * KeyguardBouncer.EXPANSION_VISIBLE),

                eq(velocityY), eq((float) SCREEN_HEIGHT_PX));

        verify(mValueAnimator).start();

    }

}