Example usage for android.animation ObjectAnimator ofFloat

Introduction

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

Prototype

public static <T> ObjectAnimator ofFloat(T target, Property<T, Float> property, float... values) 

Source Link

Document

Constructs and returns an ObjectAnimator that animates between float values.

Usage

From source file:io.jawg.osmcontributor.ui.adapters.OfflineRegionsAdapter.java

@Override
public void onBindViewHolder(final OfflineRegionHolder holder, final int position) {
    OfflineRegionItem region = offlineRegions.get(position);

    String regionName = OfflineRegionManager.decodeRegionName(region.getOfflineRegion().getMetadata());
    holder.offlineRegionTextView.setText(regionName);

    if (region.isSelected()) {
        Animator animX = ObjectAnimator.ofFloat(holder.cardView, View.SCALE_X, 1.15f);
        Animator animY = ObjectAnimator.ofFloat(holder.cardView, View.SCALE_Y, 1.15f);
        AnimatorSet animSet = new AnimatorSet();
        animSet.playTogether(animX, animY);
        animSet.start();/*from   w ww. j  a  va2s.  com*/
    } else {
        Animator animX = ObjectAnimator.ofFloat(holder.cardView, View.SCALE_X, 1.0f);
        Animator animY = ObjectAnimator.ofFloat(holder.cardView, View.SCALE_Y, 1.0f);
        AnimatorSet animSet = new AnimatorSet();
        animSet.playTogether(animX, animY);
        animSet.start();
    }

    if (region.getStatus().isComplete()) {
        holder.cardView.setBackgroundColor(ContextCompat.getColor(context, R.color.colorPrimaryDark));
        holder.offlineRegionTextView.setTextColor(Color.WHITE);
    } else {
        holder.cardView.setBackgroundColor(ContextCompat.getColor(context, R.color.active_text));
        holder.offlineRegionTextView.setTextColor(ContextCompat.getColor(context, R.color.disable_text));
    }
}

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From source file:com.google.android.apps.muzei.util.AnimatedMuzeiLogoFragment.java

@Override
public void onViewCreated(final View view, @Nullable final Bundle savedInstanceState) {
    mSubtitleView = view.findViewById(R.id.logo_subtitle);

    mLogoView = (AnimatedMuzeiLogoView) view.findViewById(R.id.animated_logo);
    mLogoView.setOnStateChangeListener(new AnimatedMuzeiLogoView.OnStateChangeListener() {
        @Override//from  w w  w.ja  v  a2 s  . co m
        public void onStateChange(int state) {
            if (state == AnimatedMuzeiLogoView.STATE_FILL_STARTED) {
                mSubtitleView.setAlpha(0);
                mSubtitleView.setVisibility(View.VISIBLE);
                mSubtitleView.setTranslationY(-mSubtitleView.getHeight());

                // Bug in older versions where set.setInterpolator didn't work
                AnimatorSet set = new AnimatorSet();
                Interpolator interpolator = new OvershootInterpolator();
                ObjectAnimator a1 = ObjectAnimator.ofFloat(mLogoView, View.TRANSLATION_Y, 0);
                ObjectAnimator a2 = ObjectAnimator.ofFloat(mSubtitleView, View.TRANSLATION_Y, 0);
                ObjectAnimator a3 = ObjectAnimator.ofFloat(mSubtitleView, View.ALPHA, 1);
                a1.setInterpolator(interpolator);
                a2.setInterpolator(interpolator);
                set.setDuration(500).playTogether(a1, a2, a3);
                set.start();

                if (mOnFillStartedCallback != null) {
                    mOnFillStartedCallback.run();
                }
            }
        }
    });
    if (savedInstanceState == null) {
        reset();
    }
}

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From source file:com.chromium.fontinstaller.util.ViewUtils.java

public static void reveal(Activity activity, View view, View sourceView, int colorRes) {
    if (activity == null || view == null || sourceView == null)
        return;//from  w ww . ja  va  2s . com
    if (isLollipop()) {
        final ViewGroupOverlay groupOverlay = (ViewGroupOverlay) activity.getWindow().getDecorView()
                .getOverlay();

        final Rect displayRect = new Rect();
        view.getGlobalVisibleRect(displayRect);

        // Make reveal cover the display and status bar.
        final View revealView = new View(activity);
        revealView.setTop(displayRect.top);
        revealView.setBottom(displayRect.bottom);
        revealView.setLeft(displayRect.left);
        revealView.setRight(displayRect.right);
        revealView.setBackgroundColor(ContextCompat.getColor(activity, colorRes));
        groupOverlay.add(revealView);

        final int[] clearLocation = new int[2];
        sourceView.getLocationInWindow(clearLocation);
        clearLocation[0] += sourceView.getWidth() / 2;
        clearLocation[1] += sourceView.getHeight() / 2;

        final int revealCenterX = clearLocation[0] - revealView.getLeft();
        final int revealCenterY = clearLocation[1] - revealView.getTop();

        final double x1_2 = Math.pow(revealView.getLeft() - revealCenterX, 2);
        final double x2_2 = Math.pow(revealView.getRight() - revealCenterX, 2);
        final double y_2 = Math.pow(revealView.getTop() - revealCenterY, 2);
        final float revealRadius = (float) Math.max(Math.sqrt(x1_2 + y_2), Math.sqrt(x2_2 + y_2));

        try {
            final Animator revealAnimator = ViewAnimationUtils.createCircularReveal(revealView, revealCenterX,
                    revealCenterY, 0.0f, revealRadius);
            revealAnimator
                    .setDuration(activity.getResources().getInteger(android.R.integer.config_mediumAnimTime));

            final Animator alphaAnimator = ObjectAnimator.ofFloat(revealView, View.ALPHA, 0.0f);
            alphaAnimator
                    .setDuration(activity.getResources().getInteger(android.R.integer.config_shortAnimTime));
            alphaAnimator.addListener(new AnimatorListenerAdapter() {
                @Override
                public void onAnimationEnd(Animator animation) {
                    super.onAnimationEnd(animation);
                    view.startAnimation(AnimationUtils.loadAnimation(activity, R.anim.abc_fade_in));
                    view.setVisibility(View.VISIBLE);
                }
            });

            final AnimatorSet animatorSet = new AnimatorSet();
            animatorSet.play(revealAnimator).before(alphaAnimator);
            animatorSet.setInterpolator(new AccelerateDecelerateInterpolator());
            animatorSet.addListener(new AnimatorListenerAdapter() {
                @Override
                public void onAnimationEnd(Animator animator) {
                    groupOverlay.remove(revealView);
                }
            });

            animatorSet.start();
        } catch (IllegalStateException e) {
            Timber.i("View is detached - not animating");
        }
    } else {
        view.setVisibility(View.VISIBLE);
    }
}

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From source file:com.android.clear.reminder.ItemAnimator.java

@Override
public boolean animateAdd(final ViewHolder holder) {
    endAnimation(holder);/*from w ww.j  a v  a2  s.com*/

    final float prevAlpha = holder.itemView.getAlpha();
    holder.itemView.setAlpha(0f);

    final Animator addAnimator = ObjectAnimator.ofFloat(holder.itemView, View.ALPHA, 1f)
            .setDuration(getAddDuration());
    addAnimator.addListener(new AnimatorListenerAdapter() {
        @Override
        public void onAnimationStart(Animator animator) {
            dispatchAddStarting(holder);
        }

        @Override
        public void onAnimationEnd(Animator animator) {
            animator.removeAllListeners();
            mAnimators.remove(holder);
            holder.itemView.setAlpha(prevAlpha);
            dispatchAddFinished(holder);
        }
    });
    mAddAnimatorsList.add(addAnimator);
    mAnimators.put(holder, addAnimator);
    return true;
}

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From source file:com.sysdata.widget.accordion.ExpandedViewHolder.java

@Override
public Animator onAnimateChange(List<Object> payloads, int fromLeft, int fromTop, int fromRight, int fromBottom,
        long duration) {
    if (payloads == null || payloads.isEmpty()) {
        return null;
    }//from   www. j a v  a 2  s  .c  o  m

    final AnimatorSet animatorSet = new AnimatorSet();
    if (arrow != null) {
        animatorSet.playTogether(
                AnimatorUtils.getBoundsAnimator(itemView, fromLeft, fromTop, fromRight, fromBottom,
                        itemView.getLeft(), itemView.getTop(), itemView.getRight(), itemView.getBottom()),
                ObjectAnimator.ofFloat(arrow, TRANSLATION_Y, 0f));
    } else {
        animatorSet.playTogether(AnimatorUtils.getBoundsAnimator(itemView, fromLeft, fromTop, fromRight,
                fromBottom, itemView.getLeft(), itemView.getTop(), itemView.getRight(), itemView.getBottom()));
    }
    animatorSet.addListener(new AnimatorListenerAdapter() {
        @Override
        public void onAnimationEnd(Animator animator) {
            setTranslationY(0f);
            itemView.requestLayout();
        }
    });
    animatorSet.setDuration(duration);
    animatorSet.setInterpolator(AnimatorUtils.INTERPOLATOR_FAST_OUT_SLOW_IN);

    return animatorSet;
}

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From source file:android.support.designox.widget.FloatingActionButtonLollipop.java

@Override
void onTranslationZChanged(float translationZ) {
    StateListAnimator stateListAnimator = new StateListAnimator();
    // Animate translationZ to our value when pressed or focused
    stateListAnimator.addState(PRESSED_ENABLED_STATE_SET,
            setupAnimator(ObjectAnimator.ofFloat(mView, "translationZ", translationZ)));
    stateListAnimator.addState(FOCUSED_ENABLED_STATE_SET,
            setupAnimator(ObjectAnimator.ofFloat(mView, "translationZ", translationZ)));
    // Animate translationZ to 0 otherwise
    stateListAnimator.addState(EMPTY_STATE_SET,
            setupAnimator(ObjectAnimator.ofFloat(mView, "translationZ", 0f)));
    mView.setStateListAnimator(stateListAnimator);

    if (mShadowViewDelegate.isCompatPaddingEnabled()) {
        updatePadding();/*from ww  w .j  av a  2  s  . com*/
    }
}

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From source file:cn.edu.zucc.list.FabAnimation.MorphDialogToFab.java

@Override
public Animator createAnimator(final ViewGroup sceneRoot, TransitionValues startValues,
        TransitionValues endValues) {//w  w w  .  j ava 2s . c o m
    Animator changeBounds = super.createAnimator(sceneRoot, startValues, endValues);
    if (startValues == null || endValues == null || changeBounds == null) {
        return null;
    }

    Integer startColor = (Integer) startValues.values.get(PROPERTY_COLOR);
    Integer startCornerRadius = (Integer) startValues.values.get(PROPERTY_CORNER_RADIUS);
    Integer endColor = (Integer) endValues.values.get(PROPERTY_COLOR);
    Integer endCornerRadius = (Integer) endValues.values.get(PROPERTY_CORNER_RADIUS);

    if (startColor == null || startCornerRadius == null || endColor == null || endCornerRadius == null) {
        return null;
    }

    MorphDrawable background = new MorphDrawable(startColor, startCornerRadius);
    endValues.view.setBackground(background);

    Animator color = ObjectAnimator.ofArgb(background, background.COLOR, endColor);
    Animator corners = ObjectAnimator.ofFloat(background, background.CORNER_RADIUS, endCornerRadius);

    // hide child views (offset down & fade out)
    if (endValues.view instanceof ViewGroup) {
        ViewGroup vg = (ViewGroup) endValues.view;
        for (int i = 0; i < vg.getChildCount(); i++) {
            View v = vg.getChildAt(i);
            v.animate().alpha(0f).translationY(v.getHeight() / 3).setStartDelay(0L).setDuration(50L)
                    .setInterpolator(AnimationUtils.loadInterpolator(vg.getContext(),
                            android.R.interpolator.fast_out_linear_in))
                    .start();
        }
    }

    AnimatorSet transition = new AnimatorSet();
    transition.playTogether(changeBounds, corners, color);
    transition.setInterpolator(
            AnimationUtils.loadInterpolator(sceneRoot.getContext(), android.R.interpolator.fast_out_slow_in));
    transition.setDuration(300);
    return transition;
}

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From source file:com.google.android.apps.muzei.TutorialFragment.java

@Override
public void onViewCreated(final View view, @Nullable final Bundle savedInstanceState) {
    view.findViewById(R.id.tutorial_icon_affordance).setOnClickListener(new View.OnClickListener() {
        @Override//from  www  .j a v  a  2  s  .  co  m
        public void onClick(View view) {
            FirebaseAnalytics.getInstance(getContext()).logEvent(FirebaseAnalytics.Event.TUTORIAL_COMPLETE,
                    null);
            final SharedPreferences sp = PreferenceManager.getDefaultSharedPreferences(getContext());
            sp.edit().putBoolean(PREF_SEEN_TUTORIAL, true).apply();
        }
    });

    if (savedInstanceState == null) {
        float animateDistance = TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 100,
                getResources().getDisplayMetrics());
        View mainTextView = view.findViewById(R.id.tutorial_main_text);
        mainTextView.setAlpha(0);
        mainTextView.setTranslationY(-animateDistance / 5);
        View subTextView = view.findViewById(R.id.tutorial_sub_text);
        subTextView.setAlpha(0);
        subTextView.setTranslationY(-animateDistance / 5);
        final View affordanceView = view.findViewById(R.id.tutorial_icon_affordance);
        affordanceView.setAlpha(0);
        affordanceView.setTranslationY(animateDistance);
        View iconTextView = view.findViewById(R.id.tutorial_icon_text);
        iconTextView.setAlpha(0);
        iconTextView.setTranslationY(animateDistance);
        mAnimator = new AnimatorSet();
        mAnimator.setStartDelay(500);
        mAnimator.setDuration(250);
        mAnimator.playTogether(ObjectAnimator.ofFloat(mainTextView, View.ALPHA, 1f),
                ObjectAnimator.ofFloat(subTextView, View.ALPHA, 1f));
        mAnimator.start();
        mAnimator = new AnimatorSet();
        mAnimator.setStartDelay(2000);
        // Bug in older versions where set.setInterpolator didn't work
        Interpolator interpolator = new OvershootInterpolator();
        ObjectAnimator a1 = ObjectAnimator.ofFloat(affordanceView, View.TRANSLATION_Y, 0);
        ObjectAnimator a2 = ObjectAnimator.ofFloat(iconTextView, View.TRANSLATION_Y, 0);
        ObjectAnimator a3 = ObjectAnimator.ofFloat(mainTextView, View.TRANSLATION_Y, 0);
        ObjectAnimator a4 = ObjectAnimator.ofFloat(subTextView, View.TRANSLATION_Y, 0);
        a1.setInterpolator(interpolator);
        a2.setInterpolator(interpolator);
        a3.setInterpolator(interpolator);
        a4.setInterpolator(interpolator);
        mAnimator.setDuration(500).playTogether(ObjectAnimator.ofFloat(affordanceView, View.ALPHA, 1f),
                ObjectAnimator.ofFloat(iconTextView, View.ALPHA, 1f), a1, a2, a3, a4);
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
            mAnimator.addListener(new AnimatorListenerAdapter() {
                @Override
                public void onAnimationEnd(Animator animation) {
                    if (isAdded()) {
                        ImageView emanateView = (ImageView) view.findViewById(R.id.tutorial_icon_emanate);
                        AnimatedVectorDrawable avd = (AnimatedVectorDrawable) getResources()
                                .getDrawable(R.drawable.avd_tutorial_icon_emanate, getContext().getTheme());
                        emanateView.setImageDrawable(avd);
                        avd.start();
                    }
                }
            });
        }
        mAnimator.start();
    } else if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
        ImageView emanateView = (ImageView) view.findViewById(R.id.tutorial_icon_emanate);
        AnimatedVectorDrawable avd = (AnimatedVectorDrawable) getResources()
                .getDrawable(R.drawable.avd_tutorial_icon_emanate, getContext().getTheme());
        emanateView.setImageDrawable(avd);
        avd.start();
    }
}

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From source file:cn.edu.zucc.list.FabAnimation.MorphFabToDialog.java

@Override
public Animator createAnimator(final ViewGroup sceneRoot, TransitionValues startValues,
        final TransitionValues endValues) {
    Animator changeBounds = super.createAnimator(sceneRoot, startValues, endValues);
    if (startValues == null || endValues == null || changeBounds == null) {
        return null;
    }/*from w  ww .  j  a v a 2 s  .c o  m*/

    Integer startColor = (Integer) startValues.values.get(PROPERTY_COLOR);
    Integer startCornerRadius = (Integer) startValues.values.get(PROPERTY_CORNER_RADIUS);
    Integer endColor = (Integer) endValues.values.get(PROPERTY_COLOR);
    Integer endCornerRadius = (Integer) endValues.values.get(PROPERTY_CORNER_RADIUS);

    if (startColor == null || startCornerRadius == null || endColor == null || endCornerRadius == null) {
        return null;
    }

    MorphDrawable background = new MorphDrawable(startColor, startCornerRadius);
    endValues.view.setBackground(background);

    Animator color = ObjectAnimator.ofArgb(background, background.COLOR, endColor);
    Animator corners = ObjectAnimator.ofFloat(background, background.CORNER_RADIUS, endCornerRadius);

    // ease in the dialog's child views (slide up & fade in)
    if (endValues.view instanceof ViewGroup) {
        ViewGroup vg = (ViewGroup) endValues.view;
        float offset = vg.getHeight() / 3;
        for (int i = 0; i < vg.getChildCount(); i++) {
            View v = vg.getChildAt(i);
            v.setTranslationY(offset);
            v.setAlpha(0f);
            v.animate().alpha(1f).translationY(0f).setDuration(150).setStartDelay(150).setInterpolator(
                    AnimationUtils.loadInterpolator(vg.getContext(), android.R.interpolator.fast_out_slow_in))
                    .start();
            offset *= 1.8f;
        }
    }

    AnimatorSet transition = new AnimatorSet();
    transition.playTogether(changeBounds, corners, color);
    transition.setDuration(300);
    transition.setInterpolator(
            AnimationUtils.loadInterpolator(sceneRoot.getContext(), android.R.interpolator.fast_out_slow_in));
    return transition;
}

---

From source file:com.commonsware.cwac.crossport.design.widget.FloatingActionButtonLollipop.java

@Override
void onElevationsChanged(final float elevation, final float pressedTranslationZ) {
    if (Build.VERSION.SDK_INT == 21) {
        // Animations produce NPE in version 21. Bluntly set the values instead (matching the
        // logic in the animations below).
        if (mView.isEnabled()) {
            mView.setElevation(elevation);
            if (mView.isFocused() || mView.isPressed()) {
                mView.setTranslationZ(pressedTranslationZ);
            } else {
                mView.setTranslationZ(0);
            }//  ww  w  . j a  v a 2 s.  c  o  m
        } else {
            mView.setElevation(0);
            mView.setTranslationZ(0);
        }
    } else {
        final StateListAnimator stateListAnimator = new StateListAnimator();

        // Animate elevation and translationZ to our values when pressed
        AnimatorSet set = new AnimatorSet();
        set.play(ObjectAnimator.ofFloat(mView, "elevation", elevation).setDuration(0)).with(ObjectAnimator
                .ofFloat(mView, View.TRANSLATION_Z, pressedTranslationZ).setDuration(PRESSED_ANIM_DURATION));
        set.setInterpolator(ANIM_INTERPOLATOR);
        stateListAnimator.addState(PRESSED_ENABLED_STATE_SET, set);

        // Same deal for when we're focused
        set = new AnimatorSet();
        set.play(ObjectAnimator.ofFloat(mView, "elevation", elevation).setDuration(0)).with(ObjectAnimator
                .ofFloat(mView, View.TRANSLATION_Z, pressedTranslationZ).setDuration(PRESSED_ANIM_DURATION));
        set.setInterpolator(ANIM_INTERPOLATOR);
        stateListAnimator.addState(FOCUSED_ENABLED_STATE_SET, set);

        // Animate translationZ to 0 if not pressed
        set = new AnimatorSet();
        List<Animator> animators = new ArrayList<>();
        animators.add(ObjectAnimator.ofFloat(mView, "elevation", elevation).setDuration(0));
        if (Build.VERSION.SDK_INT >= 22 && Build.VERSION.SDK_INT <= 24) {
            // This is a no-op animation which exists here only for introducing the duration
            // because setting the delay (on the next animation) via "setDelay" or "after"
            // can trigger a NPE between android versions 22 and 24 (due to a framework
            // bug). The issue has been fixed in version 25.
            animators.add(ObjectAnimator.ofFloat(mView, View.TRANSLATION_Z, mView.getTranslationZ())
                    .setDuration(PRESSED_ANIM_DELAY));
        }
        animators.add(ObjectAnimator.ofFloat(mView, View.TRANSLATION_Z, 0f).setDuration(PRESSED_ANIM_DURATION));
        set.playSequentially(animators.toArray(new ObjectAnimator[0]));
        set.setInterpolator(ANIM_INTERPOLATOR);
        stateListAnimator.addState(ENABLED_STATE_SET, set);

        // Animate everything to 0 when disabled
        set = new AnimatorSet();
        set.play(ObjectAnimator.ofFloat(mView, "elevation", 0f).setDuration(0))
                .with(ObjectAnimator.ofFloat(mView, View.TRANSLATION_Z, 0f).setDuration(0));
        set.setInterpolator(ANIM_INTERPOLATOR);
        stateListAnimator.addState(EMPTY_STATE_SET, set);

        mView.setStateListAnimator(stateListAnimator);
    }

    if (mShadowViewDelegate.isCompatPaddingEnabled()) {
        updatePadding();
    }
}

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