Example usage for android.view.animation AccelerateInterpolator AccelerateInterpolator

List of usage examples for android.view.animation AccelerateInterpolator AccelerateInterpolator

Introduction

In this page you can find the example usage for android.view.animation AccelerateInterpolator AccelerateInterpolator.

Prototype

public AccelerateInterpolator(float factor) 

Source Link

Document

Constructor

Usage

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);/* ww w . ja va 2 s.c o  m*/
        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: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   ww  w . j a  va 2  s. co  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);
    }
}