Example usage for android.animation ObjectAnimator setStartDelay

List of usage examples for android.animation ObjectAnimator setStartDelay

Introduction

In this page you can find the example usage for android.animation ObjectAnimator setStartDelay.

Prototype

@Override
public void setStartDelay(long startDelay) 

Source Link

Document

The amount of time, in milliseconds, to delay starting the animation after #start() is called.

Usage

From source file:com.taobao.weex.ui.action.GraphicActionAnimation.java

private @Nullable ObjectAnimator createAnimator(final View target, final int viewPortWidth) {
    if (target == null) {
        return null;
    }/*from w  ww.  j a v  a  2s .  c o m*/
    WXAnimationBean.Style style = mAnimationBean.styles;
    if (style != null) {
        ObjectAnimator animator;
        List<PropertyValuesHolder> holders = style.getHolders();
        if (!TextUtils.isEmpty(style.backgroundColor)) {
            BorderDrawable borderDrawable;
            if ((borderDrawable = WXViewUtils.getBorderDrawable(target)) != null) {
                holders.add(PropertyValuesHolder.ofObject(new BackgroundColorProperty(), new ArgbEvaluator(),
                        borderDrawable.getColor(), WXResourceUtils.getColor(style.backgroundColor)));
            } else if (target.getBackground() instanceof ColorDrawable) {
                holders.add(PropertyValuesHolder.ofObject(new BackgroundColorProperty(), new ArgbEvaluator(),
                        ((ColorDrawable) target.getBackground()).getColor(),
                        WXResourceUtils.getColor(style.backgroundColor)));
            }
        }

        if (target.getLayoutParams() != null
                && (!TextUtils.isEmpty(style.width) || !TextUtils.isEmpty(style.height))) {
            ViewGroup.LayoutParams layoutParams = target.getLayoutParams();
            if (!TextUtils.isEmpty(style.width)) {
                holders.add(PropertyValuesHolder.ofInt(new WidthProperty(), layoutParams.width,
                        (int) WXViewUtils.getRealPxByWidth(WXUtils.getFloat(style.width), viewPortWidth)));
            }
            if (!TextUtils.isEmpty(style.height)) {
                holders.add(PropertyValuesHolder.ofInt(new HeightProperty(), layoutParams.height,
                        (int) WXViewUtils.getRealPxByWidth(WXUtils.getFloat(style.height), viewPortWidth)));
            }
        }

        if (style.getPivot() != null) {
            Pair<Float, Float> pair = style.getPivot();
            target.setPivotX(pair.first);
            target.setPivotY(pair.second);
        }
        animator = ObjectAnimator.ofPropertyValuesHolder(target,
                holders.toArray(new PropertyValuesHolder[holders.size()]));
        animator.setStartDelay(mAnimationBean.delay);
        return animator;
    } else {
        return null;
    }
}

From source file:com.arlib.floatingsearchview.FloatingSearchView.java

private void transitionInLeftSection(boolean withAnim) {

    if (mSearchProgress.getVisibility() != View.VISIBLE) {
        mLeftAction.setVisibility(View.VISIBLE);
    } else {/*  ww w  . j ava 2  s.c om*/
        mLeftAction.setVisibility(View.INVISIBLE);
    }

    switch (mLeftActionMode) {
    case LEFT_ACTION_MODE_SHOW_HAMBURGER:
        openMenuDrawable(mMenuBtnDrawable, withAnim);
        if (!mMenuOpen) {
            break;
        }
        break;
    case LEFT_ACTION_MODE_SHOW_SEARCH:
        mLeftAction.setImageDrawable(mIconBackArrow);
        if (withAnim) {
            mLeftAction.setRotation(45);
            mLeftAction.setAlpha(0.0f);
            ObjectAnimator rotateAnim = ViewPropertyObjectAnimator.animate(mLeftAction).rotation(0).get();
            ObjectAnimator fadeAnim = ViewPropertyObjectAnimator.animate(mLeftAction).alpha(1.0f).get();
            AnimatorSet animSet = new AnimatorSet();
            animSet.setDuration(500);
            animSet.playTogether(rotateAnim, fadeAnim);
            animSet.start();
        }
        break;
    case LEFT_ACTION_MODE_SHOW_HOME:
        //do nothing
        break;
    case LEFT_ACTION_MODE_NO_LEFT_ACTION:
        mLeftAction.setImageDrawable(mIconBackArrow);

        if (withAnim) {
            ObjectAnimator searchInputTransXAnim = ViewPropertyObjectAnimator.animate(mSearchInputParent)
                    .translationX(0).get();

            mLeftAction.setScaleX(0.5f);
            mLeftAction.setScaleY(0.5f);
            mLeftAction.setAlpha(0.0f);
            mLeftAction.setTranslationX(Util.dpToPx(8));
            ObjectAnimator transXArrowAnim = ViewPropertyObjectAnimator.animate(mLeftAction).translationX(1.0f)
                    .get();
            ObjectAnimator scaleXArrowAnim = ViewPropertyObjectAnimator.animate(mLeftAction).scaleX(1.0f).get();
            ObjectAnimator scaleYArrowAnim = ViewPropertyObjectAnimator.animate(mLeftAction).scaleY(1.0f).get();
            ObjectAnimator fadeArrowAnim = ViewPropertyObjectAnimator.animate(mLeftAction).alpha(1.0f).get();
            transXArrowAnim.setStartDelay(150);
            scaleXArrowAnim.setStartDelay(150);
            scaleYArrowAnim.setStartDelay(150);
            fadeArrowAnim.setStartDelay(150);

            AnimatorSet animSet = new AnimatorSet();
            animSet.setDuration(500);
            animSet.playTogether(searchInputTransXAnim, transXArrowAnim, scaleXArrowAnim, scaleYArrowAnim,
                    fadeArrowAnim);
            animSet.start();
        } else {
            mSearchInputParent.setTranslationX(0);
        }
        break;
    }
}

From source file:com.sinyuk.jianyimaterial.widgets.FloatingToolbar.java

@TargetApi(21)
private void showLollipopImpl() {
    int rootWidth = mRoot.getWidth();

    float endFabX;
    float controlX;

    if (mFabOriginalX > rootWidth / 2f) {
        endFabX = rootWidth / 2f + (mFabOriginalX - rootWidth / 2f) / 4f;
        controlX = mFabOriginalX * 0.98f;
    } else {//  w  w  w  .j a  va 2s. c  om
        endFabX = rootWidth / 2f - (mFabOriginalX - rootWidth / 2f) / 4f;
        controlX = mFabOriginalX * 1.02f;
    }

    /**
     * Animate FAB movement
     */
    final Path path = new Path();
    path.moveTo(mFab.getX(), mFab.getY());
    final float x2 = controlX;
    final float y2 = getY();
    path.quadTo(x2, y2, endFabX, getY());
    ObjectAnimator anim = ObjectAnimator.ofFloat(mFab, View.X, View.Y, path);
    anim.setInterpolator(new AccelerateDecelerateInterpolator());
    anim.setDuration(FAB_MORPH_DURATION);
    anim.start();

    /**
     * Fade FAB drawable
     */
    Drawable drawable = mFab.getDrawable();
    if (drawable != null) {
        anim = ObjectAnimator.ofPropertyValuesHolder(drawable, PropertyValuesHolder.ofInt("alpha", 0));
        anim.setInterpolator(new AccelerateDecelerateInterpolator());
        anim.setDuration((long) (FAB_MORPH_DURATION / 3f));
        anim.start();
    }

    /**
     * Animate FAB elevation to 8dp
     */
    anim = ObjectAnimator.ofFloat(mFab, View.TRANSLATION_Z, dpToPixels(2));
    anim.setInterpolator(new AccelerateDecelerateInterpolator());
    anim.setDuration(FAB_MORPH_DURATION);
    anim.start();

    /**
     * Create circular reveal
     */
    Animator toolbarReveal = ViewAnimationUtils.createCircularReveal(this, getWidth() / 2, getHeight() / 2,
            (float) mFab.getWidth() / 2f, (float) (Math.hypot(getWidth() / 2, getHeight() / 2)));

    toolbarReveal.setDuration(CIRCULAR_REVEAL_DURATION);
    toolbarReveal.setTarget(this);
    toolbarReveal.addListener(new AnimatorListenerAdapter() {
        @Override
        public void onAnimationStart(Animator animation) {
            super.onAnimationStart(animation);
            mFab.setVisibility(View.INVISIBLE);
            setVisibility(View.VISIBLE);
        }

        @Override
        public void onAnimationEnd(Animator animation) {
            super.onAnimationEnd(animation);
            mMorphing = false;
        }
    });

    toolbarReveal.setInterpolator(new AccelerateInterpolator());
    toolbarReveal.setStartDelay(CIRCULAR_REVEAL_DELAY);
    toolbarReveal.start();

    /**
     * Animate FloatingToolbar elevation to 8dp
     */
    anim = ObjectAnimator.ofFloat(this, View.TRANSLATION_Z, dpToPixels(2));
    anim.setDuration(CIRCULAR_REVEAL_DURATION);
    anim.setStartDelay(CIRCULAR_REVEAL_DELAY);
    anim.start();
}

From source file:com.android.leanlauncher.LauncherTransitionable.java

/**
 * Zoom the camera back into the workspace, hiding 'fromView'.
 * This is the opposite of showAppsCustomizeHelper.
 *
 * @param animated If true, the transition will be animated.
 *//*from  www . j a  v  a  2s . co m*/
private void hideAppsCustomizeHelper(Workspace.State toState, final boolean animated,
        final boolean springLoaded, final Runnable onCompleteRunnable) {

    if (mStateAnimation != null) {
        mStateAnimation.setDuration(0);
        mStateAnimation.cancel();
        mStateAnimation = null;
    }

    boolean material = Utilities.isLmpOrAbove();
    Resources res = getResources();

    final int revealDuration = res.getInteger(R.integer.config_appsCustomizeConcealTime);
    final int itemsAlphaStagger = res.getInteger(R.integer.config_appsCustomizeItemsAlphaStagger);

    final View fromView = mAppsCustomizeTabHost;
    final View toView = mWorkspace;
    Animator workspaceAnim = null;
    final ArrayList<View> layerViews = new ArrayList<View>();

    if (toState == Workspace.State.NORMAL) {
        workspaceAnim = mWorkspace.getChangeStateAnimation(toState, animated, layerViews);
    } else if (toState == Workspace.State.SPRING_LOADED || toState == Workspace.State.OVERVIEW) {
        workspaceAnim = mWorkspace.getChangeStateAnimation(toState, animated, layerViews);
    }

    // If for some reason our views aren't initialized, don't animate
    boolean initialized = getAllAppsButton() != null;

    if (animated && initialized) {
        mStateAnimation = LauncherAnimUtils.createAnimatorSet();
        if (workspaceAnim != null) {
            mStateAnimation.play(workspaceAnim);
        }

        final AppsCustomizePagedView content = (AppsCustomizePagedView) fromView
                .findViewById(R.id.apps_customize_pane_content);

        final View page = content.getPageAt(content.getNextPage());

        // We need to hide side pages of the Apps / Widget tray to avoid some ugly edge cases
        int count = content.getChildCount();
        for (int i = 0; i < count; i++) {
            View child = content.getChildAt(i);
            if (child != page) {
                child.setVisibility(View.INVISIBLE);
            }
        }
        final View revealView = fromView.findViewById(R.id.fake_page);

        // hideAppsCustomizeHelper is called in some cases when it is already hidden
        // don't perform all these no-op animations. In particularly, this was causing
        // the all-apps button to pop in and out.
        if (fromView.getVisibility() == View.VISIBLE) {
            AppsCustomizePagedView.ContentType contentType = content.getContentType();
            final boolean isWidgetTray = contentType == AppsCustomizePagedView.ContentType.Widgets;

            revealView.setBackgroundColor(getResources().getColor(R.color.widget_text_panel));

            int width = revealView.getMeasuredWidth();
            int height = revealView.getMeasuredHeight();
            float revealRadius = (float) Math.sqrt((width * width) / 4 + (height * height) / 4);

            // Hide the real page background, and swap in the fake one
            revealView.setVisibility(View.VISIBLE);
            content.setPageBackgroundsVisible(false);

            final View allAppsButton = getAllAppsButton();
            revealView.setTranslationY(0);
            int[] allAppsToPanelDelta = Utilities.getCenterDeltaInScreenSpace(revealView, allAppsButton, null);

            float xDrift = 0;
            float yDrift = 0;
            if (material) {
                yDrift = isWidgetTray ? height / 2 : allAppsToPanelDelta[1];
                xDrift = isWidgetTray ? 0 : allAppsToPanelDelta[0];
            } else {
                yDrift = 2 * height / 3;
                xDrift = 0;
            }

            revealView.setLayerType(View.LAYER_TYPE_HARDWARE, null);
            TimeInterpolator decelerateInterpolator = material ? new LogDecelerateInterpolator(100, 0)
                    : new DecelerateInterpolator(1f);

            // The vertical motion of the apps panel should be delayed by one frame
            // from the conceal animation in order to give the right feel. We correpsondingly
            // shorten the duration so that the slide and conceal end at the same time.
            ObjectAnimator panelDriftY = LauncherAnimUtils.ofFloat(revealView, "translationY", 0, yDrift);
            panelDriftY.setDuration(revealDuration - SINGLE_FRAME_DELAY);
            panelDriftY.setStartDelay(itemsAlphaStagger + SINGLE_FRAME_DELAY);
            panelDriftY.setInterpolator(decelerateInterpolator);
            mStateAnimation.play(panelDriftY);

            ObjectAnimator panelDriftX = LauncherAnimUtils.ofFloat(revealView, "translationX", 0, xDrift);
            panelDriftX.setDuration(revealDuration - SINGLE_FRAME_DELAY);
            panelDriftX.setStartDelay(itemsAlphaStagger + SINGLE_FRAME_DELAY);
            panelDriftX.setInterpolator(decelerateInterpolator);
            mStateAnimation.play(panelDriftX);

            if (isWidgetTray || !material) {
                float finalAlpha = material ? 0.4f : 0f;
                revealView.setAlpha(1f);
                ObjectAnimator panelAlpha = LauncherAnimUtils.ofFloat(revealView, "alpha", 1f, finalAlpha);
                panelAlpha.setDuration(material ? revealDuration : 150);
                panelAlpha.setInterpolator(decelerateInterpolator);
                panelAlpha.setStartDelay(material ? 0 : itemsAlphaStagger + SINGLE_FRAME_DELAY);
                mStateAnimation.play(panelAlpha);
            }

            if (page != null) {
                page.setLayerType(View.LAYER_TYPE_HARDWARE, null);

                ObjectAnimator pageDrift = LauncherAnimUtils.ofFloat(page, "translationY", 0, yDrift);
                page.setTranslationY(0);
                pageDrift.setDuration(revealDuration - SINGLE_FRAME_DELAY);
                pageDrift.setInterpolator(decelerateInterpolator);
                pageDrift.setStartDelay(itemsAlphaStagger + SINGLE_FRAME_DELAY);
                mStateAnimation.play(pageDrift);

                page.setAlpha(1f);
                ObjectAnimator itemsAlpha = LauncherAnimUtils.ofFloat(page, "alpha", 1f, 0f);
                itemsAlpha.setDuration(100);
                itemsAlpha.setInterpolator(decelerateInterpolator);
                mStateAnimation.play(itemsAlpha);
            }

            View pageIndicators = fromView.findViewById(R.id.apps_customize_page_indicator);
            pageIndicators.setAlpha(1f);
            ObjectAnimator indicatorsAlpha = LauncherAnimUtils.ofFloat(pageIndicators, "alpha", 0f);
            indicatorsAlpha.setDuration(revealDuration);
            indicatorsAlpha.setInterpolator(new DecelerateInterpolator(1.5f));
            mStateAnimation.play(indicatorsAlpha);

            width = revealView.getMeasuredWidth();

            if (material) {
                if (!isWidgetTray) {
                    allAppsButton.setVisibility(View.INVISIBLE);
                }
                int allAppsButtonSize = LauncherAppState.getInstance().getDynamicGrid()
                        .getDeviceProfile().allAppsButtonVisualSize;
                float finalRadius = isWidgetTray ? 0 : allAppsButtonSize / 2;
                Animator reveal = LauncherAnimUtils.createCircularReveal(revealView, width / 2, height / 2,
                        revealRadius, finalRadius);
                reveal.setInterpolator(new LogDecelerateInterpolator(100, 0));
                reveal.setDuration(revealDuration);
                reveal.setStartDelay(itemsAlphaStagger);

                reveal.addListener(new AnimatorListenerAdapter() {
                    public void onAnimationEnd(Animator animation) {
                        revealView.setVisibility(View.INVISIBLE);
                        if (!isWidgetTray) {
                            allAppsButton.setVisibility(View.VISIBLE);
                        }
                    }
                });

                mStateAnimation.play(reveal);
            }

            dispatchOnLauncherTransitionPrepare(fromView, animated, true);
            dispatchOnLauncherTransitionPrepare(toView, animated, true);
            mAppsCustomizeContent.stopScrolling();
        }

        mStateAnimation.addListener(new AnimatorListenerAdapter() {
            @Override
            public void onAnimationEnd(Animator animation) {
                fromView.setVisibility(View.GONE);
                dispatchOnLauncherTransitionEnd(fromView, animated, true);
                dispatchOnLauncherTransitionEnd(toView, animated, true);
                if (onCompleteRunnable != null) {
                    onCompleteRunnable.run();
                }

                revealView.setLayerType(View.LAYER_TYPE_NONE, null);
                if (page != null) {
                    page.setLayerType(View.LAYER_TYPE_NONE, null);
                }
                content.setPageBackgroundsVisible(true);
                // Unhide side pages
                int count = content.getChildCount();
                for (int i = 0; i < count; i++) {
                    View child = content.getChildAt(i);
                    child.setVisibility(View.VISIBLE);
                }

                // Reset page transforms
                if (page != null) {
                    page.setTranslationX(0);
                    page.setTranslationY(0);
                    page.setAlpha(1);
                }
                content.setCurrentPage(content.getNextPage());

                mAppsCustomizeContent.updateCurrentPageScroll();

                // This can hold unnecessary references to views.
                mStateAnimation = null;
            }
        });

        final AnimatorSet stateAnimation = mStateAnimation;
        final Runnable startAnimRunnable = new Runnable() {
            public void run() {
                // Check that mStateAnimation hasn't changed while
                // we waited for a layout/draw pass
                if (mStateAnimation != stateAnimation)
                    return;
                dispatchOnLauncherTransitionStart(fromView, animated, false);
                dispatchOnLauncherTransitionStart(toView, animated, false);

                if (Utilities.isLmpOrAbove()) {
                    for (int i = 0; i < layerViews.size(); i++) {
                        View v = layerViews.get(i);
                        if (v != null) {
                            if (Utilities.isViewAttachedToWindow(v))
                                v.buildLayer();
                        }
                    }
                }
                mStateAnimation.start();
            }
        };
        fromView.post(startAnimRunnable);
    } else {
        fromView.setVisibility(View.GONE);
        dispatchOnLauncherTransitionPrepare(fromView, animated, true);
        dispatchOnLauncherTransitionStart(fromView, animated, true);
        dispatchOnLauncherTransitionEnd(fromView, animated, true);
        dispatchOnLauncherTransitionPrepare(toView, animated, true);
        dispatchOnLauncherTransitionStart(toView, animated, true);
        dispatchOnLauncherTransitionEnd(toView, animated, true);
    }
}

From source file:com.android.leanlauncher.LauncherTransitionable.java

private void showAppsCustomizeHelper(final boolean animated, final boolean springLoaded,
        final AppsCustomizePagedView.ContentType contentType) {
    if (mStateAnimation != null) {
        mStateAnimation.setDuration(0);//w  ww.j a  va  2  s.c om
        mStateAnimation.cancel();
        mStateAnimation = null;
    }

    boolean material = Utilities.isLmpOrAbove();

    final Resources res = getResources();

    final int revealDuration = res.getInteger(R.integer.config_appsCustomizeRevealTime);
    final int itemsAlphaStagger = res.getInteger(R.integer.config_appsCustomizeItemsAlphaStagger);

    final View fromView = mWorkspace;
    final AppsCustomizeTabHost toView = mAppsCustomizeTabHost;

    final ArrayList<View> layerViews = new ArrayList<View>();

    Workspace.State workspaceState = contentType == AppsCustomizePagedView.ContentType.Widgets
            ? Workspace.State.OVERVIEW_HIDDEN
            : Workspace.State.NORMAL_HIDDEN;
    Animator workspaceAnim = mWorkspace.getChangeStateAnimation(workspaceState, animated, layerViews);
    // Set the content type for the all apps/widgets space
    mAppsCustomizeTabHost.setContentTypeImmediate(contentType);

    // If for some reason our views aren't initialized, don't animate
    boolean initialized = getAllAppsButton() != null;

    if (animated && initialized) {
        mStateAnimation = LauncherAnimUtils.createAnimatorSet();
        final AppsCustomizePagedView content = (AppsCustomizePagedView) toView
                .findViewById(R.id.apps_customize_pane_content);

        final View page = content.getPageAt(content.getCurrentPage());
        final View revealView = toView.findViewById(R.id.fake_page);

        final boolean isWidgetTray = contentType == AppsCustomizePagedView.ContentType.Widgets;
        revealView.setBackgroundColor(getResources().getColor(R.color.widget_text_panel));

        // Hide the real page background, and swap in the fake one
        content.setPageBackgroundsVisible(false);
        revealView.setVisibility(View.VISIBLE);
        // We need to hide this view as the animation start will be posted.
        revealView.setAlpha(0);

        int width = revealView.getMeasuredWidth();
        int height = revealView.getMeasuredHeight();
        float revealRadius = (float) Math.sqrt((width * width) / 4 + (height * height) / 4);

        revealView.setTranslationY(0);
        revealView.setTranslationX(0);

        // Get the y delta between the center of the page and the center of the all apps button
        int[] allAppsToPanelDelta = Utilities.getCenterDeltaInScreenSpace(revealView, getAllAppsButton(), null);

        float alpha = 0;
        float xDrift = 0;
        float yDrift = 0;
        if (material) {
            alpha = isWidgetTray ? 0.3f : 1f;
            yDrift = isWidgetTray ? height / 2 : allAppsToPanelDelta[1];
            xDrift = isWidgetTray ? 0 : allAppsToPanelDelta[0];
        } else {
            yDrift = 2 * height / 3;
            xDrift = 0;
        }
        final float initAlpha = alpha;

        revealView.setLayerType(View.LAYER_TYPE_HARDWARE, null);
        layerViews.add(revealView);
        PropertyValuesHolder panelAlpha = PropertyValuesHolder.ofFloat("alpha", initAlpha, 1f);
        PropertyValuesHolder panelDriftY = PropertyValuesHolder.ofFloat("translationY", yDrift, 0);
        PropertyValuesHolder panelDriftX = PropertyValuesHolder.ofFloat("translationX", xDrift, 0);

        ObjectAnimator panelAlphaAndDrift = ObjectAnimator.ofPropertyValuesHolder(revealView, panelAlpha,
                panelDriftY, panelDriftX);

        panelAlphaAndDrift.setDuration(revealDuration);
        panelAlphaAndDrift.setInterpolator(new LogDecelerateInterpolator(100, 0));

        mStateAnimation.play(panelAlphaAndDrift);

        if (page != null) {
            page.setVisibility(View.VISIBLE);
            page.setLayerType(View.LAYER_TYPE_HARDWARE, null);
            layerViews.add(page);

            ObjectAnimator pageDrift = ObjectAnimator.ofFloat(page, "translationY", yDrift, 0);
            page.setTranslationY(yDrift);
            pageDrift.setDuration(revealDuration);
            pageDrift.setInterpolator(new LogDecelerateInterpolator(100, 0));
            pageDrift.setStartDelay(itemsAlphaStagger);
            mStateAnimation.play(pageDrift);

            page.setAlpha(0f);
            ObjectAnimator itemsAlpha = ObjectAnimator.ofFloat(page, "alpha", 0f, 1f);
            itemsAlpha.setDuration(revealDuration);
            itemsAlpha.setInterpolator(new AccelerateInterpolator(1.5f));
            itemsAlpha.setStartDelay(itemsAlphaStagger);
            mStateAnimation.play(itemsAlpha);
        }

        View pageIndicators = toView.findViewById(R.id.apps_customize_page_indicator);
        pageIndicators.setAlpha(0.01f);
        ObjectAnimator indicatorsAlpha = ObjectAnimator.ofFloat(pageIndicators, "alpha", 1f);
        indicatorsAlpha.setDuration(revealDuration);
        mStateAnimation.play(indicatorsAlpha);

        if (material) {
            final View allApps = getAllAppsButton();
            int allAppsButtonSize = LauncherAppState.getInstance().getDynamicGrid()
                    .getDeviceProfile().allAppsButtonVisualSize;
            float startRadius = isWidgetTray ? 0 : allAppsButtonSize / 2;
            Animator reveal = ViewAnimationUtils.createCircularReveal(revealView, width / 2, height / 2,
                    startRadius, revealRadius);
            reveal.setDuration(revealDuration);
            reveal.setInterpolator(new LogDecelerateInterpolator(100, 0));

            reveal.addListener(new AnimatorListenerAdapter() {
                public void onAnimationStart(Animator animation) {
                    if (!isWidgetTray) {
                        allApps.setVisibility(View.INVISIBLE);
                    }
                }

                public void onAnimationEnd(Animator animation) {
                    if (!isWidgetTray) {
                        allApps.setVisibility(View.VISIBLE);
                    }
                }
            });
            mStateAnimation.play(reveal);
        }

        mStateAnimation.addListener(new AnimatorListenerAdapter() {
            @Override
            public void onAnimationEnd(Animator animation) {
                dispatchOnLauncherTransitionEnd(fromView, animated, false);
                dispatchOnLauncherTransitionEnd(toView, animated, false);

                revealView.setVisibility(View.INVISIBLE);
                revealView.setLayerType(View.LAYER_TYPE_NONE, null);
                if (page != null) {
                    page.setLayerType(View.LAYER_TYPE_NONE, null);
                }
                content.setPageBackgroundsVisible(true);

                // This can hold unnecessary references to views.
                mStateAnimation = null;
            }

        });

        if (workspaceAnim != null) {
            mStateAnimation.play(workspaceAnim);
        }

        dispatchOnLauncherTransitionPrepare(fromView, animated, false);
        dispatchOnLauncherTransitionPrepare(toView, animated, false);
        final AnimatorSet stateAnimation = mStateAnimation;
        final Runnable startAnimRunnable = new Runnable() {
            public void run() {
                // Check that mStateAnimation hasn't changed while
                // we waited for a layout/draw pass
                if (mStateAnimation != stateAnimation)
                    return;
                dispatchOnLauncherTransitionStart(fromView, animated, false);
                dispatchOnLauncherTransitionStart(toView, animated, false);

                revealView.setAlpha(initAlpha);
                if (Utilities.isLmpOrAbove()) {
                    for (int i = 0; i < layerViews.size(); i++) {
                        View v = layerViews.get(i);
                        if (v != null) {
                            if (Utilities.isViewAttachedToWindow(v))
                                v.buildLayer();
                        }
                    }
                }
                mStateAnimation.start();
            }
        };
        toView.bringToFront();
        toView.setVisibility(View.VISIBLE);
        toView.post(startAnimRunnable);
    } else {
        toView.setTranslationX(0.0f);
        toView.setTranslationY(0.0f);
        toView.setScaleX(1.0f);
        toView.setScaleY(1.0f);
        toView.setVisibility(View.VISIBLE);
        toView.bringToFront();

        dispatchOnLauncherTransitionPrepare(fromView, animated, false);
        dispatchOnLauncherTransitionStart(fromView, animated, false);
        dispatchOnLauncherTransitionEnd(fromView, animated, false);
        dispatchOnLauncherTransitionPrepare(toView, animated, false);
        dispatchOnLauncherTransitionStart(toView, animated, false);
        dispatchOnLauncherTransitionEnd(toView, animated, false);
    }
}

From source file:com.klinker.android.launcher.launcher3.Workspace.java

private void fadeAndRemoveEmptyScreen(int delay, int duration, final Runnable onComplete,
        final boolean stripEmptyScreens) {
    // XXX: Do we need to update LM workspace screens below?
    PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 0f);
    PropertyValuesHolder bgAlpha = PropertyValuesHolder.ofFloat("backgroundAlpha", 0f);

    final CellLayout cl = mWorkspaceScreens.get(EXTRA_EMPTY_SCREEN_ID);

    mRemoveEmptyScreenRunnable = new Runnable() {
        @Override/*from www  . j  a v  a  2 s .  co  m*/
        public void run() {
            if (hasExtraEmptyScreen()) {
                mWorkspaceScreens.remove(EXTRA_EMPTY_SCREEN_ID);
                mScreenOrder.remove(EXTRA_EMPTY_SCREEN_ID);
                removeView(cl);
                if (stripEmptyScreens) {
                    stripEmptyScreens();
                }
            }
        }
    };

    ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(cl, alpha, bgAlpha);
    oa.setDuration(duration);
    oa.setStartDelay(delay);
    oa.addListener(new AnimatorListenerAdapter() {
        @Override
        public void onAnimationEnd(Animator animation) {
            if (mRemoveEmptyScreenRunnable != null) {
                mRemoveEmptyScreenRunnable.run();
            }
            if (onComplete != null) {
                onComplete.run();
            }
        }
    });
    oa.start();
}

From source file:com.phonemetra.turbo.launcher.Workspace.java

private void fadeAndRemoveEmptyScreen(int delay, int duration, final Runnable onComplete,
        final boolean stripEmptyScreens) {

    PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 0f);
    PropertyValuesHolder bgAlpha = PropertyValuesHolder.ofFloat("backgroundAlpha", 0f);

    final CellLayout cl = mWorkspaceScreens.get(EXTRA_EMPTY_SCREEN_ID);

    mRemoveEmptyScreenRunnable = new Runnable() {
        @Override//from   w w  w .j  a va  2 s  .co  m
        public void run() {
            if (hasExtraEmptyScreen()) {
                mWorkspaceScreens.remove(EXTRA_EMPTY_SCREEN_ID);
                mScreenOrder.remove(EXTRA_EMPTY_SCREEN_ID);
                removeView(cl);
                if (stripEmptyScreens) {
                    stripEmptyScreens();
                }
            }
        }
    };

    ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(cl, alpha, bgAlpha);
    oa.setDuration(duration);
    oa.setStartDelay(delay);
    oa.addListener(new AnimatorListenerAdapter() {
        @Override
        public void onAnimationEnd(Animator animation) {
            if (mRemoveEmptyScreenRunnable != null) {
                mRemoveEmptyScreenRunnable.run();
            }
            if (onComplete != null) {
                onComplete.run();
            }
        }
    });
    oa.start();
}

From source file:com.android.launcher3.Workspace.java

private void fadeAndRemoveEmptyScreen(int delay, int duration, final Runnable onComplete,
        final boolean stripEmptyScreens) {
    // Log to disk
    // XXX: Do we need to update LM workspace screens below?
    Launcher.addDumpLog(TAG, "11683562 - fadeAndRemoveEmptyScreen()", true);
    PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 0f);
    PropertyValuesHolder bgAlpha = PropertyValuesHolder.ofFloat("backgroundAlpha", 0f);

    final CellLayout cl = mWorkspaceScreens.get(EXTRA_EMPTY_SCREEN_ID);

    mRemoveEmptyScreenRunnable = new Runnable() {
        @Override//from   w  w w  .  j av a  2  s .  co  m
        public void run() {
            if (hasExtraEmptyScreen()) {
                mWorkspaceScreens.remove(EXTRA_EMPTY_SCREEN_ID);
                mScreenOrder.remove(EXTRA_EMPTY_SCREEN_ID);
                removeView(cl);
                if (stripEmptyScreens) {
                    stripEmptyScreens();
                }
            }
        }
    };

    ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(cl, alpha, bgAlpha);
    oa.setDuration(duration);
    oa.setStartDelay(delay);
    oa.addListener(new AnimatorListenerAdapter() {
        @Override
        public void onAnimationEnd(Animator animation) {
            if (mRemoveEmptyScreenRunnable != null) {
                mRemoveEmptyScreenRunnable.run();
            }
            if (onComplete != null) {
                onComplete.run();
            }
        }
    });
    oa.start();
}

From source file:g7.bluesky.launcher3.Launcher.java

/**
 * Zoom the camera back into the workspace, hiding 'fromView'.
 * This is the opposite of showAppsCustomizeHelper.
 * @param animated If true, the transition will be animated.
 *///from   w w w. j  a  v  a 2  s  .  c o  m
private void hideAppsCustomizeHelper(Workspace.State toState, final boolean animated,
        final boolean springLoaded, final Runnable onCompleteRunnable) {

    if (mStateAnimation != null) {
        mStateAnimation.setDuration(0);
        mStateAnimation.cancel();
        mStateAnimation = null;
    }

    boolean material = Utilities.isLmpOrAbove();
    Resources res = getResources();

    final int duration = res.getInteger(R.integer.config_appsCustomizeZoomOutTime);
    final int fadeOutDuration = res.getInteger(R.integer.config_appsCustomizeFadeOutTime);
    final int revealDuration = res.getInteger(R.integer.config_appsCustomizeConcealTime);
    final int itemsAlphaStagger = res.getInteger(R.integer.config_appsCustomizeItemsAlphaStagger);

    final float scaleFactor = (float) res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor);
    final View fromView = mAppsCustomizeTabHost;
    final View toView = mWorkspace;
    Animator workspaceAnim = null;
    final ArrayList<View> layerViews = new ArrayList<View>();

    if (toState == Workspace.State.NORMAL) {
        workspaceAnim = mWorkspace.getChangeStateAnimation(toState, animated, layerViews);
    } else if (toState == Workspace.State.SPRING_LOADED || toState == Workspace.State.OVERVIEW) {
        workspaceAnim = mWorkspace.getChangeStateAnimation(toState, animated, layerViews);
    }

    // If for some reason our views aren't initialized, don't animate
    boolean initialized = getAllAppsButton() != null;

    if (animated && initialized) {
        mStateAnimation = LauncherAnimUtils.createAnimatorSet();
        if (workspaceAnim != null) {
            mStateAnimation.play(workspaceAnim);
        }

        final AppsCustomizePagedView content = (AppsCustomizePagedView) fromView
                .findViewById(R.id.apps_customize_pane_content);

        final View page = content.getPageAt(content.getNextPage());

        // We need to hide side pages of the Apps / Widget tray to avoid some ugly edge cases
        int count = content.getChildCount();
        for (int i = 0; i < count; i++) {
            View child = content.getChildAt(i);
            if (child != page) {
                child.setVisibility(View.INVISIBLE);
            }
        }
        final View revealView = fromView.findViewById(R.id.fake_page);

        // hideAppsCustomizeHelper is called in some cases when it is already hidden
        // don't perform all these no-op animations. In particularly, this was causing
        // the all-apps button to pop in and out.
        if (fromView.getVisibility() == View.VISIBLE) {
            AppsCustomizePagedView.ContentType contentType = content.getContentType();
            final boolean isWidgetTray = contentType == AppsCustomizePagedView.ContentType.Widgets;

            if (isWidgetTray) {
                revealView.setBackground(ContextCompat.getDrawable(this, R.drawable.quantum_panel_dark));
            } else {
                revealView.setBackground(currentBgDrawable);
            }

            int width = revealView.getMeasuredWidth();
            int height = revealView.getMeasuredHeight();
            float revealRadius = (float) Math.sqrt((width * width) / 4 + (height * height) / 4);

            // Hide the real page background, and swap in the fake one
            revealView.setVisibility(View.VISIBLE);
            content.setPageBackgroundsVisible(false);

            final View allAppsButton = getAllAppsButton();
            revealView.setTranslationY(0);
            int[] allAppsToPanelDelta = Utilities.getCenterDeltaInScreenSpace(revealView, allAppsButton, null);

            float xDrift = 0;
            float yDrift = 0;
            if (material) {
                yDrift = isWidgetTray ? height / 2 : allAppsToPanelDelta[1];
                xDrift = isWidgetTray ? 0 : allAppsToPanelDelta[0];
            } else {
                yDrift = 2 * height / 3;
                xDrift = 0;
            }

            revealView.setLayerType(View.LAYER_TYPE_HARDWARE, null);
            TimeInterpolator decelerateInterpolator = material ? new LogDecelerateInterpolator(100, 0)
                    : new DecelerateInterpolator(1f);

            // The vertical motion of the apps panel should be delayed by one frame
            // from the conceal animation in order to give the right feel. We correpsondingly
            // shorten the duration so that the slide and conceal end at the same time.
            ObjectAnimator panelDriftY = LauncherAnimUtils.ofFloat(revealView, "translationY", 0, yDrift);
            panelDriftY.setDuration(revealDuration - SINGLE_FRAME_DELAY);
            panelDriftY.setStartDelay(itemsAlphaStagger + SINGLE_FRAME_DELAY);
            panelDriftY.setInterpolator(decelerateInterpolator);
            mStateAnimation.play(panelDriftY);

            ObjectAnimator panelDriftX = LauncherAnimUtils.ofFloat(revealView, "translationX", 0, xDrift);
            panelDriftX.setDuration(revealDuration - SINGLE_FRAME_DELAY);
            panelDriftX.setStartDelay(itemsAlphaStagger + SINGLE_FRAME_DELAY);
            panelDriftX.setInterpolator(decelerateInterpolator);
            mStateAnimation.play(panelDriftX);

            if (isWidgetTray || !material) {
                float finalAlpha = material ? 0.4f : 0f;
                revealView.setAlpha(1f);
                ObjectAnimator panelAlpha = LauncherAnimUtils.ofFloat(revealView, "alpha", 1f, finalAlpha);
                panelAlpha.setDuration(material ? revealDuration : 150);
                panelAlpha.setInterpolator(decelerateInterpolator);
                panelAlpha.setStartDelay(material ? 0 : itemsAlphaStagger + SINGLE_FRAME_DELAY);
                mStateAnimation.play(panelAlpha);
            }

            if (page != null) {
                page.setLayerType(View.LAYER_TYPE_HARDWARE, null);

                ObjectAnimator pageDrift = LauncherAnimUtils.ofFloat(page, "translationY", 0, yDrift);
                page.setTranslationY(0);
                pageDrift.setDuration(revealDuration - SINGLE_FRAME_DELAY);
                pageDrift.setInterpolator(decelerateInterpolator);
                pageDrift.setStartDelay(itemsAlphaStagger + SINGLE_FRAME_DELAY);
                mStateAnimation.play(pageDrift);

                page.setAlpha(1f);
                ObjectAnimator itemsAlpha = LauncherAnimUtils.ofFloat(page, "alpha", 1f, 0f);
                itemsAlpha.setDuration(100);
                itemsAlpha.setInterpolator(decelerateInterpolator);
                mStateAnimation.play(itemsAlpha);
            }

            View pageIndicators = fromView.findViewById(R.id.apps_customize_page_indicator);
            pageIndicators.setAlpha(1f);
            ObjectAnimator indicatorsAlpha = LauncherAnimUtils.ofFloat(pageIndicators, "alpha", 0f);
            indicatorsAlpha.setDuration(revealDuration);
            indicatorsAlpha.setInterpolator(new DecelerateInterpolator(1.5f));
            mStateAnimation.play(indicatorsAlpha);

            width = revealView.getMeasuredWidth();

            if (material) {
                if (!isWidgetTray) {
                    allAppsButton.setVisibility(View.INVISIBLE);
                }
                int allAppsButtonSize = LauncherAppState.getInstance().getDynamicGrid()
                        .getDeviceProfile().allAppsButtonVisualSize;
                float finalRadius = isWidgetTray ? 0 : allAppsButtonSize / 2;
                Animator reveal = LauncherAnimUtils.createCircularReveal(revealView, width / 2, height / 2,
                        revealRadius, finalRadius);
                reveal.setInterpolator(new LogDecelerateInterpolator(100, 0));
                reveal.setDuration(revealDuration);
                reveal.setStartDelay(itemsAlphaStagger);

                reveal.addListener(new AnimatorListenerAdapter() {
                    public void onAnimationEnd(Animator animation) {
                        revealView.setVisibility(View.INVISIBLE);
                        if (!isWidgetTray) {
                            allAppsButton.setVisibility(View.VISIBLE);
                        }
                    }
                });

                mStateAnimation.play(reveal);
            }

            dispatchOnLauncherTransitionPrepare(fromView, animated, true);
            dispatchOnLauncherTransitionPrepare(toView, animated, true);
            mAppsCustomizeContent.stopScrolling();
        }

        mStateAnimation.addListener(new AnimatorListenerAdapter() {
            @Override
            public void onAnimationEnd(Animator animation) {
                fromView.setVisibility(View.GONE);
                dispatchOnLauncherTransitionEnd(fromView, animated, true);
                dispatchOnLauncherTransitionEnd(toView, animated, true);
                if (onCompleteRunnable != null) {
                    onCompleteRunnable.run();
                }

                revealView.setLayerType(View.LAYER_TYPE_NONE, null);
                if (page != null) {
                    page.setLayerType(View.LAYER_TYPE_NONE, null);
                }
                content.setPageBackgroundsVisible(true);
                // Unhide side pages
                int count = content.getChildCount();
                for (int i = 0; i < count; i++) {
                    View child = content.getChildAt(i);
                    child.setVisibility(View.VISIBLE);
                }

                // Reset page transforms
                if (page != null) {
                    page.setTranslationX(0);
                    page.setTranslationY(0);
                    page.setAlpha(1);
                }
                content.setCurrentPage(content.getNextPage());

                mAppsCustomizeContent.updateCurrentPageScroll();

                // This can hold unnecessary references to views.
                mStateAnimation = null;
            }
        });

        final AnimatorSet stateAnimation = mStateAnimation;
        final Runnable startAnimRunnable = new Runnable() {
            public void run() {
                // Check that mStateAnimation hasn't changed while
                // we waited for a layout/draw pass
                if (mStateAnimation != stateAnimation)
                    return;
                dispatchOnLauncherTransitionStart(fromView, animated, false);
                dispatchOnLauncherTransitionStart(toView, animated, false);

                if (Utilities.isLmpOrAbove()) {
                    for (int i = 0; i < layerViews.size(); i++) {
                        View v = layerViews.get(i);
                        if (v != null) {
                            if (Utilities.isViewAttachedToWindow(v))
                                v.buildLayer();
                        }
                    }
                }
                mStateAnimation.start();
            }
        };
        fromView.post(startAnimRunnable);
    } else {
        fromView.setVisibility(View.GONE);
        dispatchOnLauncherTransitionPrepare(fromView, animated, true);
        dispatchOnLauncherTransitionStart(fromView, animated, true);
        dispatchOnLauncherTransitionEnd(fromView, animated, true);
        dispatchOnLauncherTransitionPrepare(toView, animated, true);
        dispatchOnLauncherTransitionStart(toView, animated, true);
        dispatchOnLauncherTransitionEnd(toView, animated, true);
    }
}

From source file:g7.bluesky.launcher3.Launcher.java

private void showAppsCustomizeHelper(final boolean animated, final boolean springLoaded,
        final AppsCustomizePagedView.ContentType contentType) {
    if (mStateAnimation != null) {
        mStateAnimation.setDuration(0);//from   w  w w  .  j  a va  2 s.  c o m
        mStateAnimation.cancel();
        mStateAnimation = null;
    }

    boolean material = Utilities.isLmpOrAbove();

    final Resources res = getResources();

    final int duration = res.getInteger(R.integer.config_appsCustomizeZoomInTime);
    final int fadeDuration = res.getInteger(R.integer.config_appsCustomizeFadeInTime);
    final int revealDuration = res.getInteger(R.integer.config_appsCustomizeRevealTime);
    final int itemsAlphaStagger = res.getInteger(R.integer.config_appsCustomizeItemsAlphaStagger);

    final float scale = (float) res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor);
    final View fromView = mWorkspace;
    final AppsCustomizeTabHost toView = mAppsCustomizeTabHost;

    final ArrayList<View> layerViews = new ArrayList<View>();

    Workspace.State workspaceState = contentType == AppsCustomizePagedView.ContentType.Widgets
            ? Workspace.State.OVERVIEW_HIDDEN
            : Workspace.State.NORMAL_HIDDEN;
    Animator workspaceAnim = mWorkspace.getChangeStateAnimation(workspaceState, animated, layerViews);
    if (!LauncherAppState.isDisableAllApps() || contentType == AppsCustomizePagedView.ContentType.Widgets) {
        // Set the content type for the all apps/widgets space
        mAppsCustomizeTabHost.setContentTypeImmediate(contentType);
    }

    // If for some reason our views aren't initialized, don't animate
    boolean initialized = getAllAppsButton() != null;

    if (animated && initialized) {
        mStateAnimation = LauncherAnimUtils.createAnimatorSet();
        final AppsCustomizePagedView content = (AppsCustomizePagedView) toView
                .findViewById(R.id.apps_customize_pane_content);

        final View page = content.getPageAt(content.getCurrentPage());
        final View revealView = toView.findViewById(R.id.fake_page);

        final boolean isWidgetTray = contentType == AppsCustomizePagedView.ContentType.Widgets;
        if (isWidgetTray) {
            revealView.setBackground(ContextCompat.getDrawable(this, R.drawable.quantum_panel_dark));
        } else {
            revealView.setBackground(currentBgDrawable);
        }

        // Hide the real page background, and swap in the fake one
        content.setPageBackgroundsVisible(false);
        revealView.setVisibility(View.VISIBLE);
        // We need to hide this view as the animation start will be posted.
        revealView.setAlpha(0);

        int width = revealView.getMeasuredWidth();
        int height = revealView.getMeasuredHeight();
        float revealRadius = (float) Math.sqrt((width * width) / 4 + (height * height) / 4);

        revealView.setTranslationY(0);
        revealView.setTranslationX(0);

        // Get the y delta between the center of the page and the center of the all apps button
        int[] allAppsToPanelDelta = Utilities.getCenterDeltaInScreenSpace(revealView, getAllAppsButton(), null);

        float alpha = 0;
        float xDrift = 0;
        float yDrift = 0;
        if (material) {
            alpha = isWidgetTray ? 0.3f : 1f;
            yDrift = isWidgetTray ? height / 2 : allAppsToPanelDelta[1];
            xDrift = isWidgetTray ? 0 : allAppsToPanelDelta[0];
        } else {
            yDrift = 2 * height / 3;
            xDrift = 0;
        }
        final float initAlpha = alpha;

        revealView.setLayerType(View.LAYER_TYPE_HARDWARE, null);
        layerViews.add(revealView);
        PropertyValuesHolder panelAlpha = PropertyValuesHolder.ofFloat("alpha", initAlpha, 1f);
        PropertyValuesHolder panelDriftY = PropertyValuesHolder.ofFloat("translationY", yDrift, 0);
        PropertyValuesHolder panelDriftX = PropertyValuesHolder.ofFloat("translationX", xDrift, 0);

        ObjectAnimator panelAlphaAndDrift = ObjectAnimator.ofPropertyValuesHolder(revealView, panelAlpha,
                panelDriftY, panelDriftX);

        panelAlphaAndDrift.setDuration(revealDuration);
        panelAlphaAndDrift.setInterpolator(new LogDecelerateInterpolator(100, 0));

        mStateAnimation.play(panelAlphaAndDrift);

        if (page != null) {
            page.setVisibility(View.VISIBLE);
            page.setLayerType(View.LAYER_TYPE_HARDWARE, null);
            layerViews.add(page);

            ObjectAnimator pageDrift = ObjectAnimator.ofFloat(page, "translationY", yDrift, 0);
            page.setTranslationY(yDrift);
            pageDrift.setDuration(revealDuration);
            pageDrift.setInterpolator(new LogDecelerateInterpolator(100, 0));
            pageDrift.setStartDelay(itemsAlphaStagger);
            mStateAnimation.play(pageDrift);

            page.setAlpha(0f);
            ObjectAnimator itemsAlpha = ObjectAnimator.ofFloat(page, "alpha", 0f, 1f);
            itemsAlpha.setDuration(revealDuration);
            itemsAlpha.setInterpolator(new AccelerateInterpolator(1.5f));
            itemsAlpha.setStartDelay(itemsAlphaStagger);
            mStateAnimation.play(itemsAlpha);
        }

        View pageIndicators = toView.findViewById(R.id.apps_customize_page_indicator);
        pageIndicators.setAlpha(0.01f);
        ObjectAnimator indicatorsAlpha = ObjectAnimator.ofFloat(pageIndicators, "alpha", 1f);
        indicatorsAlpha.setDuration(revealDuration);
        mStateAnimation.play(indicatorsAlpha);

        if (material) {
            final View allApps = getAllAppsButton();
            int allAppsButtonSize = LauncherAppState.getInstance().getDynamicGrid()
                    .getDeviceProfile().allAppsButtonVisualSize;
            float startRadius = isWidgetTray ? 0 : allAppsButtonSize / 2;
            Animator reveal = ViewAnimationUtils.createCircularReveal(revealView, width / 2, height / 2,
                    startRadius, revealRadius);
            reveal.setDuration(revealDuration);
            reveal.setInterpolator(new LogDecelerateInterpolator(100, 0));

            reveal.addListener(new AnimatorListenerAdapter() {
                public void onAnimationStart(Animator animation) {
                    if (!isWidgetTray) {
                        allApps.setVisibility(View.INVISIBLE);
                    }
                }

                public void onAnimationEnd(Animator animation) {
                    if (!isWidgetTray) {
                        allApps.setVisibility(View.VISIBLE);
                    }
                }
            });
            mStateAnimation.play(reveal);
        }

        mStateAnimation.addListener(new AnimatorListenerAdapter() {
            @Override
            public void onAnimationEnd(Animator animation) {
                dispatchOnLauncherTransitionEnd(fromView, animated, false);
                dispatchOnLauncherTransitionEnd(toView, animated, false);

                revealView.setVisibility(View.INVISIBLE);
                revealView.setLayerType(View.LAYER_TYPE_NONE, null);
                if (page != null) {
                    page.setLayerType(View.LAYER_TYPE_NONE, null);
                }
                content.setPageBackgroundsVisible(true);

                // Hide the search bar
                if (mSearchDropTargetBar != null) {
                    mSearchDropTargetBar.hideSearchBar(false);
                }

                // This can hold unnecessary references to views.
                mStateAnimation = null;
            }

        });

        if (workspaceAnim != null) {
            mStateAnimation.play(workspaceAnim);
        }

        dispatchOnLauncherTransitionPrepare(fromView, animated, false);
        dispatchOnLauncherTransitionPrepare(toView, animated, false);
        final AnimatorSet stateAnimation = mStateAnimation;
        final Runnable startAnimRunnable = new Runnable() {
            public void run() {
                // Check that mStateAnimation hasn't changed while
                // we waited for a layout/draw pass
                if (mStateAnimation != stateAnimation)
                    return;
                dispatchOnLauncherTransitionStart(fromView, animated, false);
                dispatchOnLauncherTransitionStart(toView, animated, false);

                revealView.setAlpha(initAlpha);
                if (Utilities.isLmpOrAbove()) {
                    for (int i = 0; i < layerViews.size(); i++) {
                        View v = layerViews.get(i);
                        if (v != null) {
                            if (Utilities.isViewAttachedToWindow(v))
                                v.buildLayer();
                        }
                    }
                }
                mStateAnimation.start();
            }
        };
        toView.bringToFront();
        toView.setVisibility(View.VISIBLE);
        toView.post(startAnimRunnable);
    } else {
        toView.setTranslationX(0.0f);
        toView.setTranslationY(0.0f);
        toView.setScaleX(1.0f);
        toView.setScaleY(1.0f);
        toView.setVisibility(View.VISIBLE);
        toView.bringToFront();

        if (!springLoaded && !LauncherAppState.getInstance().isScreenLarge()) {
            // Hide the search bar
            if (mSearchDropTargetBar != null) {
                mSearchDropTargetBar.hideSearchBar(false);
            }
        }
        dispatchOnLauncherTransitionPrepare(fromView, animated, false);
        dispatchOnLauncherTransitionStart(fromView, animated, false);
        dispatchOnLauncherTransitionEnd(fromView, animated, false);
        dispatchOnLauncherTransitionPrepare(toView, animated, false);
        dispatchOnLauncherTransitionStart(toView, animated, false);
        dispatchOnLauncherTransitionEnd(toView, animated, false);
    }
}