Making the reordering play nice with the 3D widget carousel (70009e42) · Commits · e / os / android_frameworks_base

policy/src/com/android/internal/policy/impl/keyguard/KeyguardHostView.java

+1 −1

Original line number	Diff line number	Diff line
		@@ -162,6 +162,7 @@ public class KeyguardHostView extends KeyguardViewBase {

		addDefaultWidgets();
		addWidgetsFromSettings();
		mSwitchPageRunnable.run();

		mViewStateManager = new KeyguardViewStateManager();
		SlidingChallengeLayout slider =
		@@ -217,7 +218,6 @@ public class KeyguardHostView extends KeyguardViewBase {
		protected void onAttachedToWindow() {
		super.onAttachedToWindow();
		mAppWidgetHost.startListening();
		post(mSwitchPageRunnable);
		}

		@Override

policy/src/com/android/internal/policy/impl/keyguard/KeyguardViewStateManager.java

+8 −0

Original line number	Diff line number	Diff line
		@@ -86,6 +86,14 @@ public class KeyguardViewStateManager implements SlidingChallengeLayout.OnChalle
		mChallengeLayout.showBouncer();
		}

		public void fadeOutSecurity(int duration) {
		((View) mKeyguardSecurityContainer).animate().alpha(0).setDuration(duration);
		}

		public void fadeInSecurity(int duration) {
		((View) mKeyguardSecurityContainer).animate().alpha(1f).setDuration(duration);
		}

		public void onPageSwitch(View newPage, int newPageIndex) {
		// Reset the previous page size and ensure the current page is sized appropriately.
		// We only modify the page state if it is not currently under control by the slider.

policy/src/com/android/internal/policy/impl/keyguard/KeyguardWidgetCarousel.java

+153 −7

Original line number	Diff line number	Diff line
		@@ -15,9 +15,19 @@
		*/
		package com.android.internal.policy.impl.keyguard;

		import android.animation.Animator;
		import android.animation.AnimatorListenerAdapter;
		import android.animation.AnimatorSet;
		import android.animation.ObjectAnimator;
		import android.animation.PropertyValuesHolder;
		import android.content.Context;
		import android.util.AttributeSet;
		import android.view.View;
		import android.view.animation.AccelerateInterpolator;
		import android.view.animation.DecelerateInterpolator;
		import android.view.animation.Interpolator;

		import java.util.ArrayList;

		import com.android.internal.R;

		@@ -26,6 +36,8 @@ public class KeyguardWidgetCarousel extends KeyguardWidgetPager {
		private float mAdjacentPagesAngle;
		private static float MAX_SCROLL_PROGRESS = 1.3f;
		private static float CAMERA_DISTANCE = 10000;
		protected AnimatorSet mChildrenTransformsAnimator;
		float[] mTmpTransform = new float[3];

		public KeyguardWidgetCarousel(Context context, AttributeSet attrs) {
		this(context, attrs, 0);
		@@ -48,13 +60,15 @@ public class KeyguardWidgetCarousel extends KeyguardWidgetPager {
		View child = getChildAt(index);
		if (child == null) return 0f;

		float maxAlpha = KeyguardWidgetFrame.OUTLINE_ALPHA_MULTIPLIER;

		float scrollProgress = getScrollProgress(screenCenter, child, index);
		if (!isOverScrollChild(index, scrollProgress)) {
		scrollProgress = getBoundedScrollProgress(screenCenter, child, index);
		float alpha = 1 - Math.abs(scrollProgress / MAX_SCROLL_PROGRESS);
		float alpha = maxAlpha - maxAlpha * Math.abs(scrollProgress / MAX_SCROLL_PROGRESS);
		return alpha;
		} else {
		return 1f;
		return maxAlpha;
		}
		}

		@@ -73,16 +87,17 @@ public class KeyguardWidgetCarousel extends KeyguardWidgetPager {
		}
		}
		}

		}

		@Override
		protected void screenScrolled(int screenCenter) {
		mScreenCenter = screenCenter;
		updatePageAlphaValues(screenCenter);
		if (isReordering(false)) return;
		for (int i = 0; i < getChildCount(); i++) {
		KeyguardWidgetFrame v = getWidgetPageAt(i);
		float scrollProgress = getScrollProgress(screenCenter, v, i);
		float boundedProgress = getBoundedScrollProgress(screenCenter, v, i);
		if (v == mDragView \|\| v == null) continue;
		v.setCameraDistance(CAMERA_DISTANCE);

		@@ -90,17 +105,15 @@ public class KeyguardWidgetCarousel extends KeyguardWidgetPager {
		v.setRotationY(- OVERSCROLL_MAX_ROTATION * scrollProgress);
		v.setOverScrollAmount(Math.abs(scrollProgress), scrollProgress < 0);
		} else {
		scrollProgress = getBoundedScrollProgress(screenCenter, v, i);
		int width = v.getMeasuredWidth();
		float pivotX = (width / 2f) + scrollProgress * (width / 2f);
		float pivotX = (width / 2f) + boundedProgress * (width / 2f);
		float pivotY = v.getMeasuredHeight() / 2;
		float rotationY = - mAdjacentPagesAngle * scrollProgress;
		float rotationY = - mAdjacentPagesAngle * boundedProgress;
		v.setPivotX(pivotX);
		v.setPivotY(pivotY);
		v.setRotationY(rotationY);
		v.setOverScrollAmount(0f, false);
		}

		float alpha = v.getAlpha();
		// If the view has 0 alpha, we set it to be invisible so as to prevent
		// it from accepting touches
		@@ -111,4 +124,137 @@ public class KeyguardWidgetCarousel extends KeyguardWidgetPager {
		}
		}
		}

		void animatePagesToNeutral() {
		if (mChildrenTransformsAnimator != null) {
		mChildrenTransformsAnimator.cancel();
		mChildrenTransformsAnimator = null;
		}

		int count = getChildCount();
		PropertyValuesHolder alpha;
		PropertyValuesHolder outlineAlpha;
		PropertyValuesHolder rotationY;
		ArrayList<Animator> anims = new ArrayList<Animator>();

		for (int i = 0; i < count; i++) {
		KeyguardWidgetFrame child = getWidgetPageAt(i);
		boolean inVisibleRange = (i >= mCurrentPage - 1 && i <= mCurrentPage + 1);
		if (!inVisibleRange) {
		child.setRotationY(0f);
		}
		alpha = PropertyValuesHolder.ofFloat("contentAlpha", 1.0f);
		outlineAlpha = PropertyValuesHolder.ofFloat("backgroundAlpha", 1.0f);
		rotationY = PropertyValuesHolder.ofFloat("rotationY", 0f);
		ObjectAnimator a = ObjectAnimator.ofPropertyValuesHolder(child, alpha, outlineAlpha, rotationY);
		child.setVisibility(VISIBLE);
		if (!inVisibleRange) {
		a.setInterpolator(mSlowFadeInterpolator);
		}
		anims.add(a);
		}

		int duration = REORDERING_ZOOM_IN_OUT_DURATION;
		mChildrenTransformsAnimator = new AnimatorSet();
		mChildrenTransformsAnimator.playTogether(anims);

		mChildrenTransformsAnimator.setDuration(duration);
		mChildrenTransformsAnimator.start();
		}

		private void getTransformForPage(int screenCenter, int index, float[] transform) {
		View child = getChildAt(index);
		float boundedProgress = getBoundedScrollProgress(screenCenter, child, index);
		float rotationY = - mAdjacentPagesAngle * boundedProgress;
		int width = child.getMeasuredWidth();
		float pivotX = (width / 2f) + boundedProgress * (width / 2f);
		float pivotY = child.getMeasuredHeight() / 2;

		transform[0] = pivotX;
		transform[1] = pivotY;
		transform[2] = rotationY;
		}

		Interpolator mFastFadeInterpolator = new Interpolator() {
		Interpolator mInternal = new DecelerateInterpolator(1.5f);
		float mFactor = 2.5f;
		@Override
		public float getInterpolation(float input) {
		return mInternal.getInterpolation(Math.min(mFactor * input, 1f));
		}
		};

		Interpolator mSlowFadeInterpolator = new Interpolator() {
		Interpolator mInternal = new AccelerateInterpolator(1.5f);
		float mFactor = 1.3f;
		@Override
		public float getInterpolation(float input) {
		input -= (1 - 1 / mFactor);
		input = mFactor * Math.max(input, 0f);
		return mInternal.getInterpolation(input);
		}
		};

		void animatePagesToCarousel() {
		if (mChildrenTransformsAnimator != null) {
		mChildrenTransformsAnimator.cancel();
		mChildrenTransformsAnimator = null;
		}

		int count = getChildCount();
		PropertyValuesHolder alpha;
		PropertyValuesHolder outlineAlpha;
		PropertyValuesHolder rotationY;
		PropertyValuesHolder pivotX;
		PropertyValuesHolder pivotY;
		ArrayList<Animator> anims = new ArrayList<Animator>();

		for (int i = 0; i < count; i++) {
		KeyguardWidgetFrame child = getWidgetPageAt(i);
		float finalAlpha = getAlphaForPage(mScreenCenter, i);
		getTransformForPage(mScreenCenter, i, mTmpTransform);

		boolean inVisibleRange = (i >= mCurrentPage - 1 && i <= mCurrentPage + 1);

		ObjectAnimator a;
		alpha = PropertyValuesHolder.ofFloat("contentAlpha", finalAlpha);
		outlineAlpha = PropertyValuesHolder.ofFloat("backgroundAlpha", finalAlpha);
		pivotX = PropertyValuesHolder.ofFloat("pivotX", mTmpTransform[0]);
		pivotY = PropertyValuesHolder.ofFloat("pivotY", mTmpTransform[1]);
		rotationY = PropertyValuesHolder.ofFloat("rotationY", mTmpTransform[2]);

		if (inVisibleRange) {
		// for the central pages we animate into a rotated state
		a = ObjectAnimator.ofPropertyValuesHolder(child, alpha, outlineAlpha,
		pivotX, pivotY, rotationY);
		} else {
		a = ObjectAnimator.ofPropertyValuesHolder(child, alpha, outlineAlpha);
		a.setInterpolator(mFastFadeInterpolator);
		}
		anims.add(a);
		}

		int duration = REORDERING_ZOOM_IN_OUT_DURATION;
		mChildrenTransformsAnimator = new AnimatorSet();
		mChildrenTransformsAnimator.playTogether(anims);

		mChildrenTransformsAnimator.setDuration(duration);
		mChildrenTransformsAnimator.start();
		}

		protected void reorderStarting() {
		mViewStateManager.fadeOutSecurity(REORDERING_ZOOM_IN_OUT_DURATION);
		animatePagesToNeutral();
		}

		protected boolean zoomIn(final Runnable onCompleteRunnable) {
		animatePagesToCarousel();
		return super.zoomIn(onCompleteRunnable);
		}

		@Override
		protected void onEndReordering() {
		super.onEndReordering();
		mViewStateManager.fadeInSecurity(REORDERING_ZOOM_IN_OUT_DURATION);
		}
		}

policy/src/com/android/internal/policy/impl/keyguard/KeyguardWidgetPager.java

+37 −14

Original line number	Diff line number	Diff line
		@@ -47,7 +47,7 @@ public class KeyguardWidgetPager extends PagedView implements PagedView.PageSwit
		protected static float OVERSCROLL_MAX_ROTATION = 30;
		private static final boolean PERFORM_OVERSCROLL_ROTATION = true;

		private KeyguardViewStateManager mViewStateManager;
		protected KeyguardViewStateManager mViewStateManager;
		private LockPatternUtils mLockPatternUtils;

		// Related to the fading in / out background outlines
		@@ -59,7 +59,7 @@ public class KeyguardWidgetPager extends PagedView implements PagedView.PageSwit
		protected int mScreenCenter;
		private boolean mHasLayout = false;
		private boolean mHasMeasure = false;
		private boolean mShowHintsOnLayout = false;
		boolean showHintsAfterLayout = false;

		private static final long CUSTOM_WIDGET_USER_ACTIVITY_TIMEOUT = 30000;

		@@ -291,7 +291,9 @@ public class KeyguardWidgetPager extends PagedView implements PagedView.PageSwit
		if (mViewStateManager != null) {
		mViewStateManager.onPageBeginMoving();
		}
		if (!isReordering(false)) {
		showOutlinesAndSidePages();
		}
		userActivity();
		}

		@@ -300,17 +302,22 @@ public class KeyguardWidgetPager extends PagedView implements PagedView.PageSwit
		if (mViewStateManager != null) {
		mViewStateManager.onPageEndMoving();
		}

		// In the reordering case, the pages will be faded appropriately on completion
		// of the zoom in animation.
		if (!isReordering(false)) {
		hideOutlinesAndSidePages();
		}
		}

		private void enablePageLayers() {
		protected void enablePageLayers() {
		int children = getChildCount();
		for (int i = 0; i < children; i++) {
		getWidgetPageAt(i).enableHardwareLayersForContent();
		}
		}

		private void disablePageLayers() {
		protected void disablePageLayers() {
		int children = getChildCount();
		for (int i = 0; i < children; i++) {
		getWidgetPageAt(i).disableHardwareLayersForContent();
		@@ -440,10 +447,15 @@ public class KeyguardWidgetPager extends PagedView implements PagedView.PageSwit
		return mCameraWidgetEnabled;
		}

		protected void reorderStarting() {
		showOutlinesAndSidePages();
		}

		@Override
		protected void onStartReordering() {
		super.onStartReordering();
		showOutlinesAndSidePages();
		enablePageLayers();
		reorderStarting();
		}

		@Override
		@@ -453,7 +465,6 @@ public class KeyguardWidgetPager extends PagedView implements PagedView.PageSwit
		}

		void showOutlinesAndSidePages() {
		enablePageLayers();
		animateOutlinesAndSidePages(true);
		}

		@@ -466,7 +477,7 @@ public class KeyguardWidgetPager extends PagedView implements PagedView.PageSwit
		showOutlinesAndSidePages();
		} else {
		// The layout hints depend on layout being run once
		mShowHintsOnLayout = true;
		showHintsAfterLayout = true;
		}
		}

		@@ -477,16 +488,17 @@ public class KeyguardWidgetPager extends PagedView implements PagedView.PageSwit
		mHasLayout = false;
		}

		@Override
		protected void onLayout(boolean changed, int left, int top, int right, int bottom) {
		super.onLayout(changed, left, top, right, bottom);
		if (mShowHintsOnLayout) {
		if (showHintsAfterLayout) {
		post(new Runnable() {
		@Override
		public void run() {
		showOutlinesAndSidePages();
		}
		});
		mShowHintsOnLayout = false;
		showHintsAfterLayout = false;
		}
		mHasLayout = true;
		}
		@@ -523,17 +535,22 @@ public class KeyguardWidgetPager extends PagedView implements PagedView.PageSwit
		}

		void animateOutlinesAndSidePages(final boolean show) {
		animateOutlinesAndSidePages(show, -1);
		}

		void animateOutlinesAndSidePages(final boolean show, int duration) {
		if (mChildrenOutlineFadeAnimation != null) {
		mChildrenOutlineFadeAnimation.cancel();
		mChildrenOutlineFadeAnimation = null;
		}

		int count = getChildCount();
		PropertyValuesHolder alpha;
		ArrayList<Animator> anims = new ArrayList<Animator>();

		int duration = show ? CHILDREN_OUTLINE_FADE_IN_DURATION :
		if (duration == -1) {
		duration = show ? CHILDREN_OUTLINE_FADE_IN_DURATION :
		CHILDREN_OUTLINE_FADE_OUT_DURATION;
		}

		int curPage = getNextPage();
		for (int i = 0; i < count; i++) {
		@@ -559,6 +576,12 @@ public class KeyguardWidgetPager extends PagedView implements PagedView.PageSwit

		mChildrenOutlineFadeAnimation.setDuration(duration);
		mChildrenOutlineFadeAnimation.addListener(new AnimatorListenerAdapter() {
		@Override
		public void onAnimationStart(Animator animation) {
		if (show) {
		enablePageLayers();
		}
		}
		@Override
		public void onAnimationEnd(Animator animation) {
		if (!show) {

policy/src/com/android/internal/policy/impl/keyguard/PagedView.java

+2 −2

Original line number	Diff line number	Diff line
		@@ -1995,7 +1995,7 @@ public abstract class PagedView extends ViewGroup implements ViewGroup.OnHierarc
		}

		// "Zooms out" the PagedView to reveal more side pages
		boolean zoomOut() {
		protected boolean zoomOut() {
		if (mZoomInOutAnim != null && mZoomInOutAnim.isRunning()) {
		mZoomInOutAnim.cancel();
		}
		@@ -2097,7 +2097,7 @@ public abstract class PagedView extends ViewGroup implements ViewGroup.OnHierarc
		}

		// "Zooms in" the PagedView to highlight the current page
		boolean zoomIn(final Runnable onCompleteRunnable) {
		protected boolean zoomIn(final Runnable onCompleteRunnable) {
		if (mZoomInOutAnim != null && mZoomInOutAnim.isRunning()) {
		mZoomInOutAnim.cancel();
		}