Example usage for android.animation ValueAnimator addListener

Introduction

In this page you can find the example usage for android.animation ValueAnimator addListener.

Prototype

public void addListener(AnimatorListener listener) 

Source Link

Document

Adds a listener to the set of listeners that are sent events through the life of an animation, such as start, repeat, and end.

Usage

From source file:com.heinrichreimersoftware.materialintro.view.InkPageIndicator.java

private ValueAnimator createMoveSelectedAnimator(final float moveTo, int was, int now, int steps) {

    // create the actual move animator
    ValueAnimator moveSelected = ValueAnimator.ofFloat(selectedDotX, moveTo);

    // also set up a pending retreat anim  this starts when the move is 75% complete
    retreatAnimation = new PendingRetreatAnimator(was, now, steps,
            now > was ? new RightwardStartPredicate(moveTo - ((moveTo - selectedDotX) * 0.25f))
                    : new LeftwardStartPredicate(moveTo + ((selectedDotX - moveTo) * 0.25f)));
    retreatAnimation.addListener(new AnimatorListenerAdapter() {
        @Override//from  w w w  . j  a va 2s.c o m
        public void onAnimationEnd(Animator animation) {
            resetState();
            pageChanging = false;
        }
    });
    moveSelected.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
        @Override
        public void onAnimationUpdate(ValueAnimator valueAnimator) {
            selectedDotX = (Float) valueAnimator.getAnimatedValue();
            retreatAnimation.startIfNecessary(selectedDotX);

            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) {
                postInvalidateOnAnimation();
            } else {
                postInvalidate();
            }
        }
    });
    moveSelected.addListener(new AnimatorListenerAdapter() {
        @Override
        public void onAnimationStart(Animator animation) {
            // set a flag so that we continue to draw the unselected dot in the target position
            // until the selected dot has finished moving into place
            selectedDotInPosition = false;
        }

        @Override
        public void onAnimationEnd(Animator animation) {
            // set a flag when anim finishes so that we don't draw both selected & unselected
            // page dots
            selectedDotInPosition = true;
        }
    });
    // slightly delay the start to give the joins a chance to run
    // unless dot isn't in position yet  then don't delay!
    moveSelected.setStartDelay(selectedDotInPosition ? animDuration / 4L : 0L);
    moveSelected.setDuration(animDuration * 3L / 4L);
    moveSelected.setInterpolator(interpolator);
    return moveSelected;
}

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From source file:com.android.nobug.view.pattern.PatternView.java

private void startCellStateAnimationSw(final CellState cellState, final float startAlpha, final float endAlpha,
        final float startTranslationY, final float endTranslationY, final float startScale,
        final float endScale, long delay, long duration, Interpolator interpolator,
        final Runnable finishRunnable) {
    cellState.alpha = startAlpha;//from w ww  .  ja  v a2 s.c  o  m
    cellState.translationY = startTranslationY;
    cellState.radius = mDotSize / 2 * startScale;
    ValueAnimator animator = ValueAnimator.ofFloat(0f, 1f);
    animator.setDuration(duration);
    animator.setStartDelay(delay);
    animator.setInterpolator(interpolator);
    animator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
        @Override
        public void onAnimationUpdate(ValueAnimator animation) {
            float t = (float) animation.getAnimatedValue();
            cellState.alpha = (1 - t) * startAlpha + t * endAlpha;
            cellState.translationY = (1 - t) * startTranslationY + t * endTranslationY;
            cellState.radius = mDotSize / 2 * ((1 - t) * startScale + t * endScale);
            invalidate();
        }
    });
    animator.addListener(new AnimatorListenerAdapter() {
        @Override
        public void onAnimationEnd(Animator animation) {
            if (finishRunnable != null) {
                finishRunnable.run();
            }
        }
    });
    animator.start();
}

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From source file:com.zwj.customview.gesturelock.PatternView.java

private void startCellStateAnimationSw(final CellState cellState, final float startAlpha, final float endAlpha,
        final float startTranslationY, final float endTranslationY, final float startScale,
        final float endScale, long delay, long duration, Interpolator interpolator,
        final Runnable finishRunnable) {
    cellState.alpha = startAlpha;/*from   w  ww .j  a  v  a  2 s  . c  o m*/
    cellState.translationY = startTranslationY;
    cellState.radius = mDotRadius * startScale;
    ValueAnimator animator = ValueAnimator.ofFloat(0f, 1f);
    animator.setDuration(duration);
    animator.setStartDelay(delay);
    animator.setInterpolator(interpolator);
    animator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
        @Override
        public void onAnimationUpdate(ValueAnimator animation) {
            float t = (float) animation.getAnimatedValue();
            cellState.alpha = (1 - t) * startAlpha + t * endAlpha;
            cellState.translationY = (1 - t) * startTranslationY + t * endTranslationY;
            cellState.radius = mDotRadius * ((1 - t) * startScale + t * endScale);
            invalidate();
        }
    });
    animator.addListener(new AnimatorListenerAdapter() {
        @Override
        public void onAnimationEnd(Animator animation) {
            if (finishRunnable != null) {
                finishRunnable.run();
            }
        }
    });
    animator.start();
}

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From source file:io.jawg.osmcontributor.ui.fragments.MapFragment.java

@Subscribe(threadMode = ThreadMode.MAIN)
public void onPleaseChangePoiPosition(PleaseChangePoiPosition event) {
    Timber.d("Received event PleaseChangePoiPosition");
    if (configManager.hasPoiModification()) {
        switchMode(MapMode.POI_POSITION_EDITION);
        creationPin.setVisibility(View.GONE);

        ValueAnimator valueAnimator = ValueAnimator.ofFloat(0,
                OsmAnimatorUpdateListener.STEPS_CENTER_ANIMATION);
        valueAnimator.setDuration(900);//from ww  w.  j  a v  a  2 s .  co m
        valueAnimator.addUpdateListener(new OsmAnimatorUpdateListener(mapboxMap.getCameraPosition().target,
                markerSelected.getPosition(), mapboxMap));

        valueAnimator.addListener(new AnimatorListenerAdapter() {
            @Override
            public void onAnimationEnd(Animator animation) {
                creationPin.setVisibility(View.VISIBLE);
                hideMarker(markerSelected);
            }
        });
        valueAnimator.start();
    } else {
        Toast.makeText(getActivity(), getResources().getString(R.string.point_modification_forbidden),
                Toast.LENGTH_SHORT).show();
    }
}

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From source file:com.musenkishi.wally.activities.ImageDetailsActivity.java

/**
 * Animations animations animations.//from   ww  w. j  a  v  a2s .c  om
 */
private void toggleZoomImage() {

    int animationDuration = 400;

    if (isInFullscreen()) {
        scrollView.smoothScrollTo(0, (Integer) scrollView.getTag());
        photoViewAttacher.setScale(1.0f, true);
    } else {
        scrollView.setTag(scrollView.getScrollY());
        scrollView.smoothScrollTo(0, 0);
    }

    if (getSupportActionBar() != null) {
        getToolbar().animate().translationY(isInFullscreen() ? 0.0f : -getToolbar().getMeasuredHeight())
                .alpha(isInFullscreen() ? 1.0f : 0.0f).setDuration(500)
                .setInterpolator(new EaseInOutBezierInterpolator()).start();
    }

    findViewById(R.id.image_details_protective_shadow).animate().alpha(isInFullscreen() ? 1.0f : 0.0f)
            .setDuration(500).setInterpolator(new EaseInOutBezierInterpolator()).start();

    int minimumAllowedHeight = getToolbar().getMeasuredHeight()
            + getResources().getDimensionPixelSize(R.dimen.fab_padding_positive);

    if (imageSize.getHeight() < minimumAllowedHeight) {
        int topFrom;
        int topTo;
        if (isInFullscreen()) {
            topFrom = 0;
            topTo = getToolbar().getMeasuredHeight();
        } else {
            topFrom = photoLayoutHolder.getPaddingTop();
            topTo = 0;
        }
        ValueAnimator topValueAnimator = ValueAnimator.ofInt(topFrom, topTo);
        topValueAnimator.setDuration(animationDuration);
        topValueAnimator.setInterpolator(new EaseInOutBezierInterpolator());
        topValueAnimator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
            @Override
            public void onAnimationUpdate(ValueAnimator valueAnimator) {
                int val = (Integer) valueAnimator.getAnimatedValue();
                photoLayoutHolder.setPadding(photoLayoutHolder.getPaddingLeft(), val,
                        photoLayoutHolder.getPaddingRight(), photoLayoutHolder.getPaddingBottom());
            }
        });
        topValueAnimator.start();
    }

    if (photoLayoutHolder.getTranslationY() > 0.0f) {
        photoLayoutHolder.animate().translationY(0.0f).setInterpolator(new EaseInOutBezierInterpolator())
                .setDuration(animationDuration).start();
    }

    WindowManager win = getWindowManager();
    Display d = win.getDefaultDisplay();

    int from = photoView.getMeasuredHeight();
    int to = isInFullscreen() ? imageSize.getHeight() : d.getHeight();

    ValueAnimator valueAnimator = ValueAnimator.ofInt(from, to);
    valueAnimator.setDuration(animationDuration);
    valueAnimator.setInterpolator(new EaseInOutBezierInterpolator());
    valueAnimator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
        @Override
        public void onAnimationUpdate(ValueAnimator valueAnimator) {
            int val = (Integer) valueAnimator.getAnimatedValue();
            RelativeLayout.LayoutParams toolbarParams = (RelativeLayout.LayoutParams) photoView
                    .getLayoutParams();
            toolbarParams.height = val;
            photoView.setLayoutParams(toolbarParams);
        }
    });
    valueAnimator.addListener(new Animator.AnimatorListener() {
        @Override
        public void onAnimationStart(Animator animator) {
        }

        @Override
        public void onAnimationEnd(Animator animator) {
            photoViewAttacher.setZoomable(true);
            photoView.setZoomable(true);
            photoViewAttacher.setOnPhotoTapListener(new PhotoViewAttacher.OnPhotoTapListener() {
                @Override
                public void onPhotoTap(View view, float v, float v2) {
                    toggleZoomImage();
                }
            });
        }

        @Override
        public void onAnimationCancel(Animator animator) {
        }

        @Override
        public void onAnimationRepeat(Animator animator) {
        }
    });
    valueAnimator.start();

    int scrollTo = isInFullscreen() ? 0 : d.getHeight();

    scrollView.animate().y(scrollTo).setDuration(animationDuration)
            .setInterpolator(new EaseInOutBezierInterpolator()).start();

    isInFullscreen = !isInFullscreen;
}

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From source file:com.bitants.wally.activities.ImageDetailsActivity.java

/**
 * Animations animations animations.//w ww.j a v a 2  s  . com
 */
private void toggleZoomImage() {

    int animationDuration = 400;

    if (isInFullscreen()) {
        scrollView.smoothScrollTo(0, (Integer) scrollView.getTag());
        if (photoViewAttacher != null) {
            photoViewAttacher.cleanup();
            photoViewAttacher = null;
            photoView.setScaleType(ImageView.ScaleType.CENTER_CROP);
        }
    } else {
        scrollView.setTag(scrollView.getScrollY());
        scrollView.smoothScrollTo(0, 0);

        if (photoViewAttacher == null) {
            photoViewAttacher = new PhotoViewAttacher(photoView);
            photoViewAttacher.setZoomable(true);
            photoViewAttacher.setScaleType(ImageView.ScaleType.CENTER_CROP);
        }
    }

    if (getSupportActionBar() != null) {
        getToolbar().animate().translationY(isInFullscreen() ? 0.0f : -getToolbar().getMeasuredHeight())
                .alpha(isInFullscreen() ? 1.0f : 0.0f).setDuration(500)
                .setInterpolator(new EaseInOutBezierInterpolator()).start();
    }

    findViewById(R.id.image_details_protective_shadow).animate().alpha(isInFullscreen() ? 1.0f : 0.0f)
            .setDuration(500).setInterpolator(new EaseInOutBezierInterpolator()).start();

    int minimumAllowedHeight = getToolbar().getMeasuredHeight()
            + getResources().getDimensionPixelSize(R.dimen.fab_padding_positive);

    if (imageSize.getHeight() < minimumAllowedHeight) {
        int topFrom;
        int topTo;
        if (isInFullscreen()) {
            topFrom = 0;
            topTo = getToolbar().getMeasuredHeight();
        } else {
            topFrom = photoLayoutHolder.getPaddingTop();
            topTo = 0;
        }
        ValueAnimator topValueAnimator = ValueAnimator.ofInt(topFrom, topTo);
        topValueAnimator.setDuration(animationDuration);
        topValueAnimator.setInterpolator(new EaseInOutBezierInterpolator());
        topValueAnimator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
            @Override
            public void onAnimationUpdate(ValueAnimator valueAnimator) {
                int val = (Integer) valueAnimator.getAnimatedValue();
                photoLayoutHolder.setPadding(photoLayoutHolder.getPaddingLeft(), val,
                        photoLayoutHolder.getPaddingRight(), photoLayoutHolder.getPaddingBottom());
            }
        });
        topValueAnimator.start();
    }

    if (photoLayoutHolder.getTranslationY() != 0.0f) {
        photoLayoutHolder.animate().translationY(0.0f).setInterpolator(new EaseInOutBezierInterpolator())
                .setDuration(animationDuration).start();
    }

    WindowManager win = getWindowManager();
    Display d = win.getDefaultDisplay();

    int from = photoView.getMeasuredHeight();
    int to = isInFullscreen() ? imageSize.getHeight() : d.getHeight();

    ValueAnimator valueAnimator = ValueAnimator.ofInt(from, to);
    valueAnimator.setDuration(animationDuration);
    valueAnimator.setInterpolator(new EaseInOutBezierInterpolator());
    valueAnimator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
        @Override
        public void onAnimationUpdate(ValueAnimator valueAnimator) {
            int val = (Integer) valueAnimator.getAnimatedValue();
            RelativeLayout.LayoutParams toolbarParams = (RelativeLayout.LayoutParams) photoView
                    .getLayoutParams();
            toolbarParams.height = val;
            photoView.setLayoutParams(toolbarParams);
        }
    });
    valueAnimator.addListener(new Animator.AnimatorListener() {
        @Override
        public void onAnimationStart(Animator animator) {
        }

        @Override
        public void onAnimationEnd(Animator animator) {
            if (photoViewAttacher != null) {
                photoViewAttacher.setOnPhotoTapListener(new PhotoViewAttacher.OnPhotoTapListener() {
                    @Override
                    public void onPhotoTap(View view, float v, float v2) {
                        toggleZoomImage();
                    }
                });
            }
        }

        @Override
        public void onAnimationCancel(Animator animator) {
        }

        @Override
        public void onAnimationRepeat(Animator animator) {
        }
    });
    valueAnimator.start();

    int scrollTo = isInFullscreen() ? 0 : d.getHeight();

    scrollView.animate().y(scrollTo).setDuration(animationDuration)
            .setInterpolator(new EaseInOutBezierInterpolator()).start();

    isInFullscreen = !isInFullscreen;
}

---

From source file:cc.flydev.launcher.Page.java

public void onFlingToDelete(PointF vel) {
    final long startTime = AnimationUtils.currentAnimationTimeMillis();

    // NOTE: Because it takes time for the first frame of animation to actually be
    // called and we expect the animation to be a continuation of the fling, we have
    // to account for the time that has elapsed since the fling finished.  And since
    // we don't have a startDelay, we will always get call to update when we call
    // start() (which we want to ignore).
    final TimeInterpolator tInterpolator = new TimeInterpolator() {
        private int mCount = -1;
        private long mStartTime;
        private float mOffset;
        /* Anonymous inner class ctor */ {
            mStartTime = startTime;//from  w w  w.  j  av a  2 s . c om
        }

        @Override
        public float getInterpolation(float t) {
            if (mCount < 0) {
                mCount++;
            } else if (mCount == 0) {
                mOffset = Math.min(0.5f, (float) (AnimationUtils.currentAnimationTimeMillis() - mStartTime)
                        / FLING_TO_DELETE_FADE_OUT_DURATION);
                mCount++;
            }
            return Math.min(1f, mOffset + t);
        }
    };

    final Rect from = new Rect();
    final View dragView = mDragView;
    from.left = (int) dragView.getTranslationX();
    from.top = (int) dragView.getTranslationY();
    AnimatorUpdateListener updateCb = new FlingAlongVectorAnimatorUpdateListener(dragView, vel, from, startTime,
            FLING_TO_DELETE_FRICTION);

    final Runnable onAnimationEndRunnable = createPostDeleteAnimationRunnable(dragView);

    // Create and start the animation
    ValueAnimator mDropAnim = new ValueAnimator();
    mDropAnim.setInterpolator(tInterpolator);
    mDropAnim.setDuration(FLING_TO_DELETE_FADE_OUT_DURATION);
    mDropAnim.setFloatValues(0f, 1f);
    mDropAnim.addUpdateListener(updateCb);
    mDropAnim.addListener(new AnimatorListenerAdapter() {
        public void onAnimationEnd(Animator animation) {
            onAnimationEndRunnable.run();
        }
    });
    mDropAnim.start();
    mDeferringForDelete = true;
}

---

From source file:saftyos.android.launcher3.Page.java

public void onFlingToDelete(PointF vel) {
    final long startTime = AnimationUtils.currentAnimationTimeMillis();

    // NOTE: Because it takes time for the first frame of animation to actually be
    // called and we expect the animation to be a continuation of the fling, we have
    // to account for the time that has elapsed since the fling finished.  And since
    // we don't have a startDelay, we will always get call to update when we call
    // start() (which we want to ignore).
    final TimeInterpolator tInterpolator = new TimeInterpolator() {
        private int mCount = -1;
        private long mStartTime;
        private float mOffset;

        /* Anonymous inner class ctor */ {
            mStartTime = startTime;/*www .  j a va2s. c  o m*/
        }

        @Override
        public float getInterpolation(float t) {
            if (mCount < 0) {
                mCount++;
            } else if (mCount == 0) {
                mOffset = Math.min(0.5f, (float) (AnimationUtils.currentAnimationTimeMillis() - mStartTime)
                        / FLING_TO_DELETE_FADE_OUT_DURATION);
                mCount++;
            }
            return Math.min(1f, mOffset + t);
        }
    };

    final Rect from = new Rect();
    final View dragView = mDragView;
    from.left = (int) dragView.getTranslationX();
    from.top = (int) dragView.getTranslationY();
    AnimatorUpdateListener updateCb = new FlingAlongVectorAnimatorUpdateListener(dragView, vel, from, startTime,
            FLING_TO_DELETE_FRICTION);

    final Runnable onAnimationEndRunnable = createPostDeleteAnimationRunnable(dragView);

    // Create and start the animation
    ValueAnimator mDropAnim = new ValueAnimator();
    mDropAnim.setInterpolator(tInterpolator);
    mDropAnim.setDuration(FLING_TO_DELETE_FADE_OUT_DURATION);
    mDropAnim.setFloatValues(0f, 1f);
    mDropAnim.addUpdateListener(updateCb);
    mDropAnim.addListener(new AnimatorListenerAdapter() {
        public void onAnimationEnd(Animator animation) {
            onAnimationEndRunnable.run();
        }
    });
    mDropAnim.start();
    mDeferringForDelete = true;
}

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From source file:com.android.systemui.statusbar.phone.NotificationPanelView.java

private void animateKeyguardStatusBarOut() {
    ValueAnimator anim = ValueAnimator.ofFloat(mKeyguardStatusBar.getAlpha(), 0f);
    anim.addUpdateListener(mStatusBarAnimateAlphaListener);
    anim.setStartDelay(mStatusBar.isKeyguardFadingAway() ? mStatusBar.getKeyguardFadingAwayDelay() : 0);
    anim.setDuration(mStatusBar.isKeyguardFadingAway() ? mStatusBar.getKeyguardFadingAwayDuration() / 2
            : StackStateAnimator.ANIMATION_DURATION_STANDARD);
    anim.setInterpolator(mDozeAnimationInterpolator);
    anim.addListener(new AnimatorListenerAdapter() {
        @Override/*from  w  w w .ja  v  a  2s  .c o  m*/
        public void onAnimationEnd(Animator animation) {
            mAnimateKeyguardStatusBarInvisibleEndRunnable.run();
        }
    });
    anim.start();
}

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From source file:com.n2hsu.launcher.Page.java

public void onFlingToDelete(PointF vel) {
    final long startTime = AnimationUtils.currentAnimationTimeMillis();

    // NOTE: Because it takes time for the first frame of animation to
    // actually be
    // called and we expect the animation to be a continuation of the fling,
    // we have//  w  w  w . ja  v a 2 s . co  m
    // to account for the time that has elapsed since the fling finished.
    // And since
    // we don't have a startDelay, we will always get call to update when we
    // call
    // start() (which we want to ignore).
    final TimeInterpolator tInterpolator = new TimeInterpolator() {
        private int mCount = -1;
        private long mStartTime;
        private float mOffset;
        /* Anonymous inner class ctor */ {
            mStartTime = startTime;
        }

        @Override
        public float getInterpolation(float t) {
            if (mCount < 0) {
                mCount++;
            } else if (mCount == 0) {
                mOffset = Math.min(0.5f, (float) (AnimationUtils.currentAnimationTimeMillis() - mStartTime)
                        / FLING_TO_DELETE_FADE_OUT_DURATION);
                mCount++;
            }
            return Math.min(1f, mOffset + t);
        }
    };

    final Rect from = new Rect();
    final View dragView = mDragView;
    from.left = (int) dragView.getTranslationX();
    from.top = (int) dragView.getTranslationY();
    AnimatorUpdateListener updateCb = new FlingAlongVectorAnimatorUpdateListener(dragView, vel, from, startTime,
            FLING_TO_DELETE_FRICTION);

    final Runnable onAnimationEndRunnable = createPostDeleteAnimationRunnable(dragView);

    // Create and start the animation
    ValueAnimator mDropAnim = new ValueAnimator();
    mDropAnim.setInterpolator(tInterpolator);
    mDropAnim.setDuration(FLING_TO_DELETE_FADE_OUT_DURATION);
    mDropAnim.setFloatValues(0f, 1f);
    mDropAnim.addUpdateListener(updateCb);
    mDropAnim.addListener(new AnimatorListenerAdapter() {
        public void onAnimationEnd(Animator animation) {
            onAnimationEndRunnable.run();
        }
    });
    mDropAnim.start();
    mDeferringForDelete = true;
}

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