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:com.androidinspain.deskclock.timer.TimerFragment.java

/**
 * @param toView one of {@link #mTimersView} or {@link #mCreateTimerView}
 * @param timerToRemove the timer to be removed during the animation; {@code null} if no timer
 *      should be removed//from w ww  . j  a  va  2 s.  com
 * @param animateDown {@code true} if the views should animate upwards, otherwise downwards
 */
private void animateToView(final View toView, final Timer timerToRemove, final boolean animateDown) {
    if (mCurrentView == toView) {
        return;
    }

    final boolean toTimers = toView == mTimersView;
    if (toTimers) {
        mTimersView.setVisibility(VISIBLE);
    } else {
        mCreateTimerView.setVisibility(VISIBLE);
    }
    // Avoid double-taps by enabling/disabling the set of buttons active on the new view.
    updateFab(BUTTONS_DISABLE);

    final long animationDuration = UiDataModel.getUiDataModel().getLongAnimationDuration();

    final ViewTreeObserver viewTreeObserver = toView.getViewTreeObserver();
    viewTreeObserver.addOnPreDrawListener(new ViewTreeObserver.OnPreDrawListener() {
        @Override
        public boolean onPreDraw() {
            if (viewTreeObserver.isAlive()) {
                viewTreeObserver.removeOnPreDrawListener(this);
            }

            final View view = mTimersView.findViewById(com.androidinspain.deskclock.R.id.timer_time);
            final float distanceY = view != null ? view.getHeight() + view.getY() : 0;
            final float translationDistance = animateDown ? distanceY : -distanceY;

            toView.setTranslationY(-translationDistance);
            mCurrentView.setTranslationY(0f);
            toView.setAlpha(0f);
            mCurrentView.setAlpha(1f);

            final Animator translateCurrent = ObjectAnimator.ofFloat(mCurrentView, TRANSLATION_Y,
                    translationDistance);
            final Animator translateNew = ObjectAnimator.ofFloat(toView, TRANSLATION_Y, 0f);
            final AnimatorSet translationAnimatorSet = new AnimatorSet();
            translationAnimatorSet.playTogether(translateCurrent, translateNew);
            translationAnimatorSet.setDuration(animationDuration);
            translationAnimatorSet.setInterpolator(AnimatorUtils.INTERPOLATOR_FAST_OUT_SLOW_IN);

            final Animator fadeOutAnimator = ObjectAnimator.ofFloat(mCurrentView, ALPHA, 0f);
            fadeOutAnimator.setDuration(animationDuration / 2);
            fadeOutAnimator.addListener(new AnimatorListenerAdapter() {
                @Override
                public void onAnimationStart(Animator animation) {
                    super.onAnimationStart(animation);

                    // The fade-out animation and fab-shrinking animation should run together.
                    updateFab(FAB_AND_BUTTONS_SHRINK);
                }

                @Override
                public void onAnimationEnd(Animator animation) {
                    super.onAnimationEnd(animation);
                    if (toTimers) {
                        showTimersView(FAB_AND_BUTTONS_EXPAND);

                        // Reset the state of the create view.
                        mCreateTimerView.reset();
                    } else {
                        showCreateTimerView(FAB_AND_BUTTONS_EXPAND);
                    }

                    if (timerToRemove != null) {
                        DataModel.getDataModel().removeTimer(timerToRemove);
                        Events.sendTimerEvent(com.androidinspain.deskclock.R.string.action_delete,
                                com.androidinspain.deskclock.R.string.label_deskclock);
                    }

                    // Update the fab and button states now that the correct view is visible and
                    // before the animation to expand the fab and buttons starts.
                    updateFab(FAB_AND_BUTTONS_IMMEDIATE);
                }
            });

            final Animator fadeInAnimator = ObjectAnimator.ofFloat(toView, ALPHA, 1f);
            fadeInAnimator.setDuration(animationDuration / 2);
            fadeInAnimator.setStartDelay(animationDuration / 2);

            final AnimatorSet animatorSet = new AnimatorSet();
            animatorSet.playTogether(fadeOutAnimator, fadeInAnimator, translationAnimatorSet);
            animatorSet.addListener(new AnimatorListenerAdapter() {
                @Override
                public void onAnimationEnd(Animator animation) {
                    super.onAnimationEnd(animation);
                    mTimersView.setTranslationY(0f);
                    mCreateTimerView.setTranslationY(0f);
                    mTimersView.setAlpha(1f);
                    mCreateTimerView.setAlpha(1f);
                }
            });
            animatorSet.start();

            return true;
        }
    });
}

---

From source file:co.ceryle.radiorealbutton.library.RadioRealButtonGroup.java

private ObjectAnimator createAnimator(View view, String property, float value, boolean hasDelay,
        boolean hasDuration) {
    ObjectAnimator animator = ObjectAnimator.ofFloat(view, property, value);
    animator.setInterpolator(interpolatorSelector);
    if (hasDuration)
        animator.setDuration(animateSelectorDuration);
    else/* w w w.  j  av a 2 s.co m*/
        animator.setDuration(0);
    if (hasDelay)
        animator.setStartDelay(animateSelectorDelay);
    return animator;
}

---

From source file:com.android.calculator2.Calculator.java

private void reveal(View sourceView, int colorRes, AnimatorListener listener) {
    final ViewGroupOverlay groupOverlay = (ViewGroupOverlay) getWindow().getDecorView().getOverlay();

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

    // Make reveal cover the display and status bar.
    final View revealView = new View(this);
    revealView.setBottom(displayRect.bottom);
    revealView.setLeft(displayRect.left);
    revealView.setRight(displayRect.right);
    revealView.setBackgroundColor(getResources().getColor(colorRes));
    groupOverlay.add(revealView);//  ww w  . j  a v  a 2 s.c om

    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));

    final Animator revealAnimator = ViewAnimationUtils.createCircularReveal(revealView, revealCenterX,
            revealCenterY, 0.0f, revealRadius);
    revealAnimator.setDuration(getResources().getInteger(android.R.integer.config_longAnimTime));
    revealAnimator.addListener(listener);

    final Animator alphaAnimator = ObjectAnimator.ofFloat(revealView, View.ALPHA, 0.0f);
    alphaAnimator.setDuration(getResources().getInteger(android.R.integer.config_mediumAnimTime));

    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);
            mCurrentAnimator = null;
        }
    });

    mCurrentAnimator = animatorSet;
    animatorSet.start();
}

---

From source file:com.b44t.ui.ActionBar.BottomSheet.java

private void startOpenAnimation() {
    containerView.setVisibility(View.VISIBLE);

    if (!onCustomOpenAnimation()) {
        if (Build.VERSION.SDK_INT >= 20) {
            container.setLayerType(View.LAYER_TYPE_HARDWARE, null);
        }//from   www .j  a  v  a2 s  .  com
        containerView.setTranslationY(containerView.getMeasuredHeight());
        AnimatorSet animatorSet = new AnimatorSet();
        animatorSet.playTogether(ObjectAnimator.ofFloat(containerView, "translationY", 0),
                ObjectAnimator.ofInt(backDrawable, "alpha", 51));
        animatorSet.setDuration(200);
        animatorSet.setStartDelay(20);
        animatorSet.setInterpolator(new DecelerateInterpolator());
        animatorSet.addListener(new AnimatorListenerAdapterProxy() {
            @Override
            public void onAnimationEnd(Animator animation) {
                if (currentSheetAnimation != null && currentSheetAnimation.equals(animation)) {
                    currentSheetAnimation = null;
                    if (delegate != null) {
                        delegate.onOpenAnimationEnd();
                    }
                    container.setLayerType(View.LAYER_TYPE_NONE, null);
                }
            }

            @Override
            public void onAnimationCancel(Animator animation) {
                if (currentSheetAnimation != null && currentSheetAnimation.equals(animation)) {
                    currentSheetAnimation = null;
                }
            }
        });
        animatorSet.start();
        currentSheetAnimation = animatorSet;
    }
}

---

From source file:com.google.samples.apps.sergio.ui.BaseActivity.java

private void setupAccountBoxToggle() {
    int selfItem = getSelfNavDrawerItem();
    if (mDrawerLayout == null || selfItem == NAVDRAWER_ITEM_INVALID) {
        // this Activity does not have a nav drawer
        return;//from   ww  w  .  ja  v  a2  s.  co m
    }
    mExpandAccountBoxIndicator.setImageResource(mAccountBoxExpanded ? R.drawable.ic_drawer_accounts_collapse
            : R.drawable.ic_drawer_accounts_expand);
    int hideTranslateY = -mAccountListContainer.getHeight() / 4; // last 25% of animation
    if (mAccountBoxExpanded && mAccountListContainer.getTranslationY() == 0) {
        // initial setup
        mAccountListContainer.setAlpha(0);
        mAccountListContainer.setTranslationY(hideTranslateY);
    }

    AnimatorSet set = new AnimatorSet();
    set.addListener(new AnimatorListenerAdapter() {
        @Override
        public void onAnimationEnd(Animator animation) {
            mDrawerItemsListContainer.setVisibility(mAccountBoxExpanded ? View.INVISIBLE : View.VISIBLE);
            mAccountListContainer.setVisibility(mAccountBoxExpanded ? View.VISIBLE : View.INVISIBLE);
        }

        @Override
        public void onAnimationCancel(Animator animation) {
            onAnimationEnd(animation);
        }
    });

    if (mAccountBoxExpanded) {
        mAccountListContainer.setVisibility(View.VISIBLE);
        AnimatorSet subSet = new AnimatorSet();
        subSet.playTogether(
                ObjectAnimator.ofFloat(mAccountListContainer, View.ALPHA, 1)
                        .setDuration(ACCOUNT_BOX_EXPAND_ANIM_DURATION),
                ObjectAnimator.ofFloat(mAccountListContainer, View.TRANSLATION_Y, 0)
                        .setDuration(ACCOUNT_BOX_EXPAND_ANIM_DURATION));
        set.playSequentially(ObjectAnimator.ofFloat(mDrawerItemsListContainer, View.ALPHA, 0)
                .setDuration(ACCOUNT_BOX_EXPAND_ANIM_DURATION), subSet);
        set.start();
    } else {
        mDrawerItemsListContainer.setVisibility(View.VISIBLE);
        AnimatorSet subSet = new AnimatorSet();
        subSet.playTogether(
                ObjectAnimator.ofFloat(mAccountListContainer, View.ALPHA, 0)
                        .setDuration(ACCOUNT_BOX_EXPAND_ANIM_DURATION),
                ObjectAnimator.ofFloat(mAccountListContainer, View.TRANSLATION_Y, hideTranslateY)
                        .setDuration(ACCOUNT_BOX_EXPAND_ANIM_DURATION));
        set.playSequentially(subSet, ObjectAnimator.ofFloat(mDrawerItemsListContainer, View.ALPHA, 1)
                .setDuration(ACCOUNT_BOX_EXPAND_ANIM_DURATION));
        set.start();
    }

    set.start();
}

---

From source file:com.tt.engtrain.showcontent.ContentListItemActivity.java

/**
 * Animate.//ww w.j  a  v  a 2 s  .  c  o  m
 * 
 * @param progressBar
 *            the progress bar
 * @param listener
 *            the listener
 */

private void animate(final HoloCircularProgressBar progressBar, final AnimatorListener listener,
        final float progress, final int duration) {

    mProgressBarAnimator = ObjectAnimator.ofFloat(progressBar, "progress", progress);
    mProgressBarAnimator.setDuration(duration);

    mProgressBarAnimator.addListener(new AnimatorListener() {

        @Override
        public void onAnimationCancel(final Animator animation) {
        }

        @Override
        public void onAnimationEnd(final Animator animation) {
            progressBar.setProgress(progress);
        }

        @Override
        public void onAnimationRepeat(final Animator animation) {
        }

        @Override
        public void onAnimationStart(final Animator animation) {
        }
    });
    if (listener != null) {
        mProgressBarAnimator.addListener(listener);
    }
    mProgressBarAnimator.reverse();
    mProgressBarAnimator.addUpdateListener(new AnimatorUpdateListener() {

        @Override
        public void onAnimationUpdate(final ValueAnimator animation) {
            progressBar.setProgress((Float) animation.getAnimatedValue());
        }
    });
    progressBar.setMarkerProgress(progress);
    mProgressBarAnimator.start();
}

---

From source file:com.google.samples.apps.iosched.ui.BaseActivity.java

private void setupAccountBoxToggle() {
    int selfItem = getSelfNavDrawerItem();
    if (mDrawerLayout == null || selfItem == NAVDRAWER_ITEM_INVALID) {
        // this Activity does not have a nav drawer
        return;/*from w  ww . j  a  v  a2 s. c o m*/
    }
    mExpandAccountBoxIndicator.setImageResource(mAccountBoxExpanded ? R.drawable.ic_navview_accounts_collapse
            : R.drawable.ic_navview_accounts_expand);
    int hideTranslateY = -mAccountListContainer.getHeight() / 4; // last 25% of animation
    if (mAccountBoxExpanded && mAccountListContainer.getTranslationY() == 0) {
        // initial setup
        mAccountListContainer.setAlpha(0);
        mAccountListContainer.setTranslationY(hideTranslateY);
    }

    AnimatorSet set = new AnimatorSet();
    set.addListener(new AnimatorListenerAdapter() {
        @Override
        public void onAnimationEnd(Animator animation) {
            mDrawerItemsListContainer.setVisibility(mAccountBoxExpanded ? View.INVISIBLE : View.VISIBLE);
            mAccountListContainer.setVisibility(mAccountBoxExpanded ? View.VISIBLE : View.INVISIBLE);
        }

        @Override
        public void onAnimationCancel(Animator animation) {
            onAnimationEnd(animation);
        }
    });

    if (mAccountBoxExpanded) {
        mAccountListContainer.setVisibility(View.VISIBLE);
        AnimatorSet subSet = new AnimatorSet();
        subSet.playTogether(
                ObjectAnimator.ofFloat(mAccountListContainer, View.ALPHA, 1)
                        .setDuration(ACCOUNT_BOX_EXPAND_ANIM_DURATION),
                ObjectAnimator.ofFloat(mAccountListContainer, View.TRANSLATION_Y, 0)
                        .setDuration(ACCOUNT_BOX_EXPAND_ANIM_DURATION));
        set.playSequentially(ObjectAnimator.ofFloat(mDrawerItemsListContainer, View.ALPHA, 0)
                .setDuration(ACCOUNT_BOX_EXPAND_ANIM_DURATION), subSet);
        set.start();
    } else {
        mDrawerItemsListContainer.setVisibility(View.VISIBLE);
        AnimatorSet subSet = new AnimatorSet();
        subSet.playTogether(
                ObjectAnimator.ofFloat(mAccountListContainer, View.ALPHA, 0)
                        .setDuration(ACCOUNT_BOX_EXPAND_ANIM_DURATION),
                ObjectAnimator.ofFloat(mAccountListContainer, View.TRANSLATION_Y, hideTranslateY)
                        .setDuration(ACCOUNT_BOX_EXPAND_ANIM_DURATION));
        set.playSequentially(subSet, ObjectAnimator.ofFloat(mDrawerItemsListContainer, View.ALPHA, 1)
                .setDuration(ACCOUNT_BOX_EXPAND_ANIM_DURATION));
        set.start();
    }

    set.start();
}

---

From source file:com.b44t.ui.ActionBar.BottomSheet.java

public void dismissWithButtonClick(final int item) {
    if (dismissed) {
        return;//  w  w  w.  j  av  a  2 s  .  c  o m
    }
    dismissed = true;
    cancelSheetAnimation();
    AnimatorSet animatorSet = new AnimatorSet();
    animatorSet.playTogether(
            ObjectAnimator.ofFloat(containerView, "translationY",
                    containerView.getMeasuredHeight() + AndroidUtilities.dp(10)),
            ObjectAnimator.ofInt(backDrawable, "alpha", 0));
    animatorSet.setDuration(180);
    animatorSet.setInterpolator(new AccelerateInterpolator());
    animatorSet.addListener(new AnimatorListenerAdapterProxy() {
        @Override
        public void onAnimationEnd(Animator animation) {
            if (currentSheetAnimation != null && currentSheetAnimation.equals(animation)) {
                currentSheetAnimation = null;
                if (onClickListener != null) {
                    onClickListener.onClick(BottomSheet.this, item);
                }
                AndroidUtilities.runOnUIThread(new Runnable() {
                    @Override
                    public void run() {
                        try {
                            BottomSheet.super.dismiss();
                        } catch (Exception e) {
                            FileLog.e("messenger", e);
                        }
                    }
                });
            }
        }

        @Override
        public void onAnimationCancel(Animator animation) {
            if (currentSheetAnimation != null && currentSheetAnimation.equals(animation)) {
                currentSheetAnimation = null;
            }
        }
    });
    animatorSet.start();
    currentSheetAnimation = animatorSet;
}

---

From source file:com.saarang.samples.apps.iosched.ui.BaseActivity.java

private void setupAccountBoxToggle() {
    int selfItem = getSelfNavDrawerItem();
    if (mDrawerLayout == null || selfItem == NAVDRAWER_ITEM_INVALID) {
        // this Activity does not have a nav drawer
        return;/*ww  w  .  j av a 2s. c  om*/
    }
    mExpandAccountBoxIndicator.setImageResource(
            mAccountBoxExpanded ? com.saarang.samples.apps.iosched.R.drawable.ic_drawer_accounts_collapse
                    : com.saarang.samples.apps.iosched.R.drawable.ic_drawer_accounts_expand);
    int hideTranslateY = -mAccountListContainer.getHeight() / 4; // last 25% of animation
    if (mAccountBoxExpanded && mAccountListContainer.getTranslationY() == 0) {
        // initial setup
        mAccountListContainer.setAlpha(0);
        mAccountListContainer.setTranslationY(hideTranslateY);
    }

    AnimatorSet set = new AnimatorSet();
    set.addListener(new AnimatorListenerAdapter() {
        @Override
        public void onAnimationEnd(Animator animation) {
            mDrawerItemsListContainer.setVisibility(mAccountBoxExpanded ? View.INVISIBLE : View.VISIBLE);
            mAccountListContainer.setVisibility(mAccountBoxExpanded ? View.VISIBLE : View.INVISIBLE);
        }

        @Override
        public void onAnimationCancel(Animator animation) {
            onAnimationEnd(animation);
        }
    });

    if (mAccountBoxExpanded) {
        mAccountListContainer.setVisibility(View.VISIBLE);
        AnimatorSet subSet = new AnimatorSet();
        subSet.playTogether(
                ObjectAnimator.ofFloat(mAccountListContainer, View.ALPHA, 1)
                        .setDuration(ACCOUNT_BOX_EXPAND_ANIM_DURATION),
                ObjectAnimator.ofFloat(mAccountListContainer, View.TRANSLATION_Y, 0)
                        .setDuration(ACCOUNT_BOX_EXPAND_ANIM_DURATION));
        set.playSequentially(ObjectAnimator.ofFloat(mDrawerItemsListContainer, View.ALPHA, 0)
                .setDuration(ACCOUNT_BOX_EXPAND_ANIM_DURATION), subSet);
        set.start();
    } else {
        mDrawerItemsListContainer.setVisibility(View.VISIBLE);
        AnimatorSet subSet = new AnimatorSet();
        subSet.playTogether(
                ObjectAnimator.ofFloat(mAccountListContainer, View.ALPHA, 0)
                        .setDuration(ACCOUNT_BOX_EXPAND_ANIM_DURATION),
                ObjectAnimator.ofFloat(mAccountListContainer, View.TRANSLATION_Y, hideTranslateY)
                        .setDuration(ACCOUNT_BOX_EXPAND_ANIM_DURATION));
        set.playSequentially(subSet, ObjectAnimator.ofFloat(mDrawerItemsListContainer, View.ALPHA, 1)
                .setDuration(ACCOUNT_BOX_EXPAND_ANIM_DURATION));
        set.start();
    }

    set.start();
}

---

From source file:com.b44t.ui.ActionBar.BottomSheet.java

@Override
public void dismiss() {
    if (dismissed) {
        return;//from   w  ww . j a v a2s .  c  om
    }
    dismissed = true;
    cancelSheetAnimation();
    if (!allowCustomAnimation || !onCustomCloseAnimation()) {
        AnimatorSet animatorSet = new AnimatorSet();
        animatorSet.playTogether(
                ObjectAnimator.ofFloat(containerView, "translationY",
                        containerView.getMeasuredHeight() + AndroidUtilities.dp(10)),
                ObjectAnimator.ofInt(backDrawable, "alpha", 0));
        if (useFastDismiss) {
            int height = containerView.getMeasuredHeight();
            animatorSet.setDuration(
                    Math.max(60, (int) (180 * (height - containerView.getTranslationY()) / (float) height)));
            useFastDismiss = false;
        } else {
            animatorSet.setDuration(180);
        }
        animatorSet.setInterpolator(new AccelerateInterpolator());
        animatorSet.addListener(new AnimatorListenerAdapterProxy() {
            @Override
            public void onAnimationEnd(Animator animation) {
                if (currentSheetAnimation != null && currentSheetAnimation.equals(animation)) {
                    currentSheetAnimation = null;
                    AndroidUtilities.runOnUIThread(new Runnable() {
                        @Override
                        public void run() {
                            try {
                                dismissInternal();
                            } catch (Exception e) {
                                FileLog.e("messenger", e);
                            }
                        }
                    });
                }
            }

            @Override
            public void onAnimationCancel(Animator animation) {
                if (currentSheetAnimation != null && currentSheetAnimation.equals(animation)) {
                    currentSheetAnimation = null;
                }
            }
        });
        animatorSet.start();
        currentSheetAnimation = animatorSet;
    }
}

---

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