Example usage for android.view.animation DecelerateInterpolator DecelerateInterpolator

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

Introduction

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

Prototype

public DecelerateInterpolator() 

Source Link

Usage

From source file:com.capricorn.ArcMenu.java

private static Animation createQuickHintSwitchAnimation(final boolean expanded) {
    Animation animation = new RotateAnimation(expanded ? 45 : 0, expanded ? 0 : 45, Animation.RELATIVE_TO_SELF,
            0.5f, Animation.RELATIVE_TO_SELF, 0.5f);
    animation.setStartOffset(0);//w  w w .j  a  va2 s . c o  m
    animation.setDuration(10);
    animation.setInterpolator(new DecelerateInterpolator());
    animation.setFillAfter(true);

    return animation;
}

From source file:com.tmall.wireless.tangram.ext.SwipeItemTouchListener.java

private void resetViews(RecyclerView recyclerView, final int swipingType, final boolean reachActionEdge,
        final int direction) {
    int contentWidth = recyclerView.getWidth();
    AnimatorSet animatorSet = new AnimatorSet();
    List<Animator> list = new ArrayList<>();
    String translation = "translationX";
    if (swipingType == SWIPING_VER) {
        translation = "translationY";
    }//from w  w w .j av a2  s  .c  o m
    for (View view : mChildList) {
        ObjectAnimator animator;
        if (reachActionEdge) {
            animator = ObjectAnimator.ofFloat(view, translation, contentWidth * direction)
                    .setDuration(ANIMATE_DURATION);
            animator.setInterpolator(new AccelerateInterpolator());
        } else {
            animator = ObjectAnimator.ofFloat(view, translation, 0).setDuration(ANIMATE_DURATION);
            animator.setInterpolator(new DecelerateInterpolator());
        }
        list.add(animator);
    }
    animatorSet.playTogether(list);
    animatorSet.addListener(new Animator.AnimatorListener() {
        @Override
        public void onAnimationStart(Animator animation) {

        }

        @Override
        public void onAnimationEnd(Animator animation) {
            if (swipingType == SWIPING_HOR && reachActionEdge) {
                if (mSwipeCardRef != null && mSwipeCardRef.get() != null) {
                    SwipeCard swipeCard = mSwipeCardRef.get();
                    swipeCard.switchTo(swipeCard.getCurrentIndex() - direction);
                }
            }
            mChildList.clear();
        }

        @Override
        public void onAnimationCancel(Animator animation) {

        }

        @Override
        public void onAnimationRepeat(Animator animation) {

        }
    });
    animatorSet.start();

    if (swipingType == SWIPING_VER) {
        if (pullFromEndListener != null) {
            if (mDistanceY < 0 && (mDistanceY < -pullFromEndListener.getPullEdge())) {
                pullFromEndListener.onAction();
            } else {
                pullFromEndListener.onReset();
            }
        }
    }

    swipeType = SWIPING_NONE;
}

From source file:com.fugueweb.pub.animation.ZoomActivity.java

/**
 * "Zooms" in a thumbnail view by assigning the high resolution image to a hidden "zoomed-in"
 * image view and animating its bounds to fit the entire activity content area. More
 * specifically:/*from w ww. ja v  a  2  s.  c om*/
 *
 * <ol>
 *   <li>Assign the high-res image to the hidden "zoomed-in" (expanded) image view.</li>
 *   <li>Calculate the starting and ending bounds for the expanded view.</li>
 *   <li>Animate each of four positioning/sizing properties (X, Y, SCALE_X, SCALE_Y)
 *       simultaneously, from the starting bounds to the ending bounds.</li>
 *   <li>Zoom back out by running the reverse animation on click.</li>
 * </ol>
 *
 * @param thumbView  The thumbnail view to zoom in.
 * @param imageResId The high-resolution version of the image represented by the thumbnail.
 */
private void zoomImageFromThumb(final View thumbView, int imageResId) {
    // If there's an animation in progress, cancel it immediately and proceed with this one.
    if (mCurrentAnimator != null) {
        mCurrentAnimator.cancel();
    }

    // Load the high-resolution "zoomed-in" image.
    final ImageView expandedImageView = (ImageView) findViewById(R.id.expanded_image);
    expandedImageView.setImageResource(imageResId);

    // Calculate the starting and ending bounds for the zoomed-in image. This step
    // involves lots of math. Math.
    final Rect startBounds = new Rect();
    final Rect finalBounds = new Rect();
    final Point globalOffset = new Point();

    // The start bounds are the global visible rectangle of the thumbnail, and the
    // final bounds are the global visible rectangle of the container view. Also
    // set the container view's offset as the origin for the bounds, since that's
    // the origin for the positioning animation properties (X, Y).
    thumbView.getGlobalVisibleRect(startBounds);
    findViewById(R.id.container).getGlobalVisibleRect(finalBounds, globalOffset);
    startBounds.offset(-globalOffset.x, -globalOffset.y);
    finalBounds.offset(-globalOffset.x, -globalOffset.y);

    // Adjust the start bounds to be the same aspect ratio as the final bounds using the
    // "center crop" technique. This prevents undesirable stretching during the animation.
    // Also calculate the start scaling factor (the end scaling factor is always 1.0).
    float startScale;
    if ((float) finalBounds.width() / finalBounds.height() > (float) startBounds.width()
            / startBounds.height()) {
        // Extend start bounds horizontally
        startScale = (float) startBounds.height() / finalBounds.height();
        float startWidth = startScale * finalBounds.width();
        float deltaWidth = (startWidth - startBounds.width()) / 2;
        startBounds.left -= deltaWidth;
        startBounds.right += deltaWidth;
    } else {
        // Extend start bounds vertically
        startScale = (float) startBounds.width() / finalBounds.width();
        float startHeight = startScale * finalBounds.height();
        float deltaHeight = (startHeight - startBounds.height()) / 2;
        startBounds.top -= deltaHeight;
        startBounds.bottom += deltaHeight;
    }

    // Hide the thumbnail and show the zoomed-in view. When the animation begins,
    // it will position the zoomed-in view in the place of the thumbnail.
    thumbView.setAlpha(0f);
    expandedImageView.setVisibility(View.VISIBLE);

    // Set the pivot point for SCALE_X and SCALE_Y transformations to the top-left corner of
    // the zoomed-in view (the default is the center of the view).
    expandedImageView.setPivotX(0f);
    expandedImageView.setPivotY(0f);

    // Construct and run the parallel animation of the four translation and scale properties
    // (X, Y, SCALE_X, and SCALE_Y).
    AnimatorSet set = new AnimatorSet();
    set.play(ObjectAnimator.ofFloat(expandedImageView, View.X, startBounds.left, finalBounds.left))
            .with(ObjectAnimator.ofFloat(expandedImageView, View.Y, startBounds.top, finalBounds.top))
            .with(ObjectAnimator.ofFloat(expandedImageView, View.SCALE_X, startScale, 1f))
            .with(ObjectAnimator.ofFloat(expandedImageView, View.SCALE_Y, startScale, 1f));
    set.setDuration(mShortAnimationDuration);
    set.setInterpolator(new DecelerateInterpolator());
    set.addListener(new AnimatorListenerAdapter() {
        @Override
        public void onAnimationEnd(Animator animation) {
            mCurrentAnimator = null;
        }

        @Override
        public void onAnimationCancel(Animator animation) {
            mCurrentAnimator = null;
        }
    });
    set.start();
    mCurrentAnimator = set;

    // Upon clicking the zoomed-in image, it should zoom back down to the original bounds
    // and show the thumbnail instead of the expanded image.
    final float startScaleFinal = startScale;
    expandedImageView.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View view) {
            if (mCurrentAnimator != null) {
                mCurrentAnimator.cancel();
            }

            // Animate the four positioning/sizing properties in parallel, back to their
            // original values.
            AnimatorSet set = new AnimatorSet();
            set.play(ObjectAnimator.ofFloat(expandedImageView, View.X, startBounds.left))
                    .with(ObjectAnimator.ofFloat(expandedImageView, View.Y, startBounds.top))
                    .with(ObjectAnimator.ofFloat(expandedImageView, View.SCALE_X, startScaleFinal))
                    .with(ObjectAnimator.ofFloat(expandedImageView, View.SCALE_Y, startScaleFinal));
            set.setDuration(mShortAnimationDuration);
            set.setInterpolator(new DecelerateInterpolator());
            set.addListener(new AnimatorListenerAdapter() {
                @Override
                public void onAnimationEnd(Animator animation) {
                    thumbView.setAlpha(1f);
                    expandedImageView.setVisibility(View.GONE);
                    mCurrentAnimator = null;
                }

                @Override
                public void onAnimationCancel(Animator animation) {
                    thumbView.setAlpha(1f);
                    expandedImageView.setVisibility(View.GONE);
                    mCurrentAnimator = null;
                }
            });
            set.start();
            mCurrentAnimator = set;
        }
    });
}

From source file:com.mukesh.OtpView.java

private void setupAnimator() {
    defaultAddAnimator = ValueAnimator.ofFloat(0.5f, 1f);
    defaultAddAnimator.setDuration(150);
    defaultAddAnimator.setInterpolator(new DecelerateInterpolator());
    defaultAddAnimator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
        @Override/*w w  w.  j  a v a 2 s.  co  m*/
        public void onAnimationUpdate(ValueAnimator animation) {
            float scale = (float) animation.getAnimatedValue();
            int alpha = (int) (255 * scale);
            animatorTextPaint.setTextSize(getTextSize() * scale);
            animatorTextPaint.setAlpha(alpha);
            postInvalidate();
        }
    });
}

From source file:de.mrapp.android.bottomsheet.view.DraggableView.java

/**
 * Handles when a drag gesture has been ended by the user.
 *//*www  . j  av a  2 s.c o  m*/
private void handleRelease() {
    float speed = Math.max(dragHelper.getDragSpeed(), animationSpeed);

    if (getTopMargin() > initialMargin
            || (dragHelper.getDragSpeed() > animationSpeed && dragHelper.getDistance() > 0)
            || (getDeviceType(getContext()) == DeviceType.TABLET && isMaximized()
                    && getTopMargin() > minMargin)) {
        animateHideView(parentHeight - getTopMargin(), speed, new DecelerateInterpolator(), true);
    } else {
        animateShowView(-(getTopMargin() - minMargin), speed, new DecelerateInterpolator());
    }
}

From source file:com.tmall.wireless.tangram3.ext.SwipeItemTouchListener.java

private void resetViews(RecyclerView recyclerView, final int swipingType, final boolean reachActionEdge,
        final int direction) {
    if (enableAnim) {
        int contentWidth = recyclerView.getWidth();
        AnimatorSet animatorSet = new AnimatorSet();
        List<Animator> list = new ArrayList<>();
        String translation = "translationX";
        if (swipingType == SWIPING_VER) {
            translation = "translationY";
        }/*from   w  ww .  j a v  a2  s. c o m*/
        for (View view : mChildList) {
            ObjectAnimator animator;
            if (reachActionEdge) {
                animator = ObjectAnimator.ofFloat(view, translation, contentWidth * direction)
                        .setDuration(ANIMATE_DURATION);
                animator.setInterpolator(new AccelerateInterpolator());
            } else {
                animator = ObjectAnimator.ofFloat(view, translation, 0).setDuration(ANIMATE_DURATION);
                animator.setInterpolator(new DecelerateInterpolator());
            }
            list.add(animator);
        }
        animatorSet.playTogether(list);
        animatorSet.addListener(new Animator.AnimatorListener() {
            @Override
            public void onAnimationStart(Animator animation) {

            }

            @Override
            public void onAnimationEnd(Animator animation) {
                if (swipingType == SWIPING_HOR && reachActionEdge) {
                    if (mSwipeCardRef != null && mSwipeCardRef.get() != null) {
                        SwipeCard swipeCard = mSwipeCardRef.get();
                        swipeCard.switchTo(swipeCard.getCurrentIndex() - direction);
                    }
                }
                mChildList.clear();
            }

            @Override
            public void onAnimationCancel(Animator animation) {

            }

            @Override
            public void onAnimationRepeat(Animator animation) {

            }
        });
        animatorSet.start();
    } else {
        if (swipingType == SWIPING_HOR && reachActionEdge) {
            if (mSwipeCardRef != null && mSwipeCardRef.get() != null) {
                SwipeCard swipeCard = mSwipeCardRef.get();
                swipeCard.switchTo(swipeCard.getCurrentIndex() - direction);
            }
        }
        mChildList.clear();
    }

    if (swipingType == SWIPING_VER) {
        if (pullFromEndListener != null) {
            if (mDistanceY < 0 && (mDistanceY < -pullFromEndListener.getPullEdge())) {
                pullFromEndListener.onAction();
            } else {
                pullFromEndListener.onReset();
            }
        }
    }

    swipeType = SWIPING_NONE;
}

From source file:org.videolan.vlc.gui.helpers.UiTools.java

public static void fillAboutView(View v) {
    TextView link = (TextView) v.findViewById(R.id.main_link);
    link.setText(Html.fromHtml(VLCApplication.getAppResources().getString(R.string.about_link)));

    String revision = VLCApplication.getAppResources().getString(R.string.build_revision) + " VLC: "
            + VLCApplication.getAppResources().getString(R.string.build_vlc_revision);
    String builddate = VLCApplication.getAppResources().getString(R.string.build_time);
    String builder = VLCApplication.getAppResources().getString(R.string.build_host);

    TextView compiled = (TextView) v.findViewById(R.id.main_compiled);
    compiled.setText(builder + " (" + builddate + ")");
    TextView textview_rev = (TextView) v.findViewById(R.id.main_revision);
    textview_rev.setText(VLCApplication.getAppResources().getString(R.string.revision) + " " + revision + " ("
            + builddate + ") " + BuildConfig.FLAVOR_abi);

    final ImageView logo = (ImageView) v.findViewById(R.id.logo);
    logo.setOnClickListener(new View.OnClickListener() {
        @Override/*from  w  w w . ja  v  a2 s  .c om*/
        public void onClick(View v) {
            AnimationSet anim = new AnimationSet(true);
            RotateAnimation rotate = new RotateAnimation(0f, 360f, Animation.RELATIVE_TO_SELF, 0.5f,
                    Animation.RELATIVE_TO_SELF, 0.5f);
            rotate.setDuration(800);
            rotate.setInterpolator(new DecelerateInterpolator());
            anim.addAnimation(rotate);
            logo.startAnimation(anim);
        }
    });
}

From source file:android.example.com.animationdemos.ZoomActivity.java

/**
 * "Zooms" in a thumbnail view by assigning the high resolution image to a hidden "zoomed-in"
 * image view and animating its bounds to fit the entire activity content area. More
 * specifically://from ww w.  java 2  s . c  om
 * <p/>
 * <ol>
 * <li>Assign the high-res image to the hidden "zoomed-in" (expanded) image view.</li>
 * <li>Calculate the starting and ending bounds for the expanded view.</li>
 * <li>Animate each of four positioning/sizing properties (X, Y, SCALE_X, SCALE_Y)
 * simultaneously, from the starting bounds to the ending bounds.</li>
 * <li>Zoom back out by running the reverse animation on click.</li>
 * </ol>
 *
 * @param thumbView  The thumbnail view to zoom in.
 * @param imageResId The high-resolution version of the image represented by the thumbnail.
 */
private void zoomImageFromThumb(final View thumbView, int imageResId) {
    // If there's an animation in progress, cancel it immediately and proceed with this one.
    if (mCurrentAnimator != null) {
        mCurrentAnimator.cancel();
    }
    // Load the high-resolution "zoomed-in" image.
    final ImageView expandedImageView = (ImageView) findViewById(R.id.expanded_image);
    expandedImageView.setImageResource(imageResId);
    // Calculate the starting and ending bounds for the zoomed-in image. This step
    // involves lots of math. Yay, math.
    final Rect startBounds = new Rect();
    final Rect finalBounds = new Rect();
    final Point globalOffset = new Point();
    // The start bounds are the global visible rectangle of the thumbnail, and the
    // final bounds are the global visible rectangle of the container view. Also
    // set the container view's offset as the origin for the bounds, since that's
    // the origin for the positioning animation properties (X, Y).
    thumbView.getGlobalVisibleRect(startBounds);
    findViewById(R.id.container).getGlobalVisibleRect(finalBounds, globalOffset);
    startBounds.offset(-globalOffset.x, -globalOffset.y);
    finalBounds.offset(-globalOffset.x, -globalOffset.y);
    // Adjust the start bounds to be the same aspect ratio as the final bounds using the
    // "center crop" technique. This prevents undesirable stretching during the animation.
    // Also calculate the start scaling factor (the end scaling factor is always 1.0).
    float startScale;
    if ((float) finalBounds.width() / finalBounds.height() > (float) startBounds.width()
            / startBounds.height()) {
        // Extend start bounds horizontally
        startScale = (float) startBounds.height() / finalBounds.height();
        float startWidth = startScale * finalBounds.width();
        float deltaWidth = (startWidth - startBounds.width()) / 2;
        startBounds.left -= deltaWidth;
        startBounds.right += deltaWidth;
    } else {
        // Extend start bounds vertically
        startScale = (float) startBounds.width() / finalBounds.width();
        float startHeight = startScale * finalBounds.height();
        float deltaHeight = (startHeight - startBounds.height()) / 2;
        startBounds.top -= deltaHeight;
        startBounds.bottom += deltaHeight;
    }
    // Hide the thumbnail and show the zoomed-in view. When the animation begins,
    // it will position the zoomed-in view in the place of the thumbnail.
    thumbView.setAlpha(0f);
    expandedImageView.setVisibility(View.VISIBLE);
    // Set the pivot point for SCALE_X and SCALE_Y transformations to the top-left corner of
    // the zoomed-in view (the default is the center of the view).
    expandedImageView.setPivotX(0f);
    expandedImageView.setPivotY(0f);
    // Construct and run the parallel animation of the four translation and scale properties
    // (X, Y, SCALE_X, and SCALE_Y).
    AnimatorSet set = new AnimatorSet();
    set.play(ObjectAnimator.ofFloat(expandedImageView, View.X, startBounds.left, finalBounds.left))
            .with(ObjectAnimator.ofFloat(expandedImageView, View.Y, startBounds.top, finalBounds.top))
            .with(ObjectAnimator.ofFloat(expandedImageView, View.SCALE_X, startScale, 1f))
            .with(ObjectAnimator.ofFloat(expandedImageView, View.SCALE_Y, startScale, 1f));
    set.setDuration(mShortAnimationDuration);
    set.setInterpolator(new DecelerateInterpolator());
    set.addListener(new AnimatorListenerAdapter() {
        @Override
        public void onAnimationEnd(Animator animation) {
            mCurrentAnimator = null;
        }

        @Override
        public void onAnimationCancel(Animator animation) {
            mCurrentAnimator = null;
        }
    });
    set.start();
    mCurrentAnimator = set;
    // Upon clicking the zoomed-in image, it should zoom back down to the original bounds
    // and show the thumbnail instead of the expanded image.
    final float startScaleFinal = startScale;
    expandedImageView.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View view) {
            if (mCurrentAnimator != null) {
                mCurrentAnimator.cancel();
            }
            // Animate the four positioning/sizing properties in parallel, back to their
            // original values.
            AnimatorSet set = new AnimatorSet();
            set.play(ObjectAnimator.ofFloat(expandedImageView, View.X, startBounds.left))
                    .with(ObjectAnimator.ofFloat(expandedImageView, View.Y, startBounds.top))
                    .with(ObjectAnimator.ofFloat(expandedImageView, View.SCALE_X, startScaleFinal))
                    .with(ObjectAnimator.ofFloat(expandedImageView, View.SCALE_Y, startScaleFinal));
            set.setDuration(mShortAnimationDuration);
            set.setInterpolator(new DecelerateInterpolator());
            set.addListener(new AnimatorListenerAdapter() {
                @Override
                public void onAnimationEnd(Animator animation) {
                    thumbView.setAlpha(1f);
                    expandedImageView.setVisibility(View.GONE);
                    mCurrentAnimator = null;
                }

                @Override
                public void onAnimationCancel(Animator animation) {
                    thumbView.setAlpha(1f);
                    expandedImageView.setVisibility(View.GONE);
                    mCurrentAnimator = null;
                }
            });
            set.start();
            mCurrentAnimator = set;
        }
    });
}

From source file:cn.androidy.materialdesignsample.animations.ZoomActivity.java

/**
 * "Zooms" in a thumbnail view by assigning the high resolution image to a hidden "zoomed-in"
 * image view and animating its bounds to fit the entire activity content area. More
 * specifically:/*from w  ww  .  ja v  a  2  s  .c o m*/
 *
 * <ol>
 *   <li>Assign the high-res image to the hidden "zoomed-in" (expanded) image view.</li>
 *   <li>Calculate the starting and ending bounds for the expanded view.</li>
 *   <li>Animate each of four positioning/sizing properties (X, Y, SCALE_X, SCALE_Y)
 *       simultaneously, from the starting bounds to the ending bounds.</li>
 *   <li>Zoom back out by running the reverse animation on click.</li>
 * </ol>
 *
 * @param thumbView  The thumbnail view to zoom in.
 * @param imageResId The high-resolution version of the image represented by the thumbnail.
 */
private void zoomImageFromThumb(final View thumbView, int imageResId) {
    // If there's an animation in progress, cancel it immediately and proceed with this one.
    if (mCurrentAnimator != null) {
        mCurrentAnimator.cancel();
    }

    // Load the high-resolution "zoomed-in" image.
    final ImageView expandedImageView = (ImageView) findViewById(R.id.expanded_image);
    expandedImageView.setImageResource(imageResId);

    // Calculate the starting and ending bounds for the zoomed-in image. This step
    // involves lots of math. Yay, math.
    final Rect startBounds = new Rect();
    final Rect finalBounds = new Rect();
    final Point globalOffset = new Point();

    // The start bounds are the global visible rectangle of the thumbnail, and the
    // final bounds are the global visible rectangle of the container view. Also
    // set the container view's offset as the origin for the bounds, since that's
    // the origin for the positioning animation properties (X, Y).
    thumbView.getGlobalVisibleRect(startBounds);
    findViewById(R.id.container).getGlobalVisibleRect(finalBounds, globalOffset);
    startBounds.offset(-globalOffset.x, -globalOffset.y);
    finalBounds.offset(-globalOffset.x, -globalOffset.y);

    // Adjust the start bounds to be the same aspect ratio as the final bounds using the
    // "center crop" technique. This prevents undesirable stretching during the animation.
    // Also calculate the start scaling factor (the end scaling factor is always 1.0).
    float startScale;
    if ((float) finalBounds.width() / finalBounds.height() > (float) startBounds.width()
            / startBounds.height()) {
        // Extend start bounds horizontally
        startScale = (float) startBounds.height() / finalBounds.height();
        float startWidth = startScale * finalBounds.width();
        float deltaWidth = (startWidth - startBounds.width()) / 2;
        startBounds.left -= deltaWidth;
        startBounds.right += deltaWidth;
    } else {
        // Extend start bounds vertically
        startScale = (float) startBounds.width() / finalBounds.width();
        float startHeight = startScale * finalBounds.height();
        float deltaHeight = (startHeight - startBounds.height()) / 2;
        startBounds.top -= deltaHeight;
        startBounds.bottom += deltaHeight;
    }

    // Hide the thumbnail and show the zoomed-in view. When the animation begins,
    // it will position the zoomed-in view in the place of the thumbnail.
    thumbView.setAlpha(0f);
    expandedImageView.setVisibility(View.VISIBLE);

    // Set the pivot point for SCALE_X and SCALE_Y transformations to the top-left corner of
    // the zoomed-in view (the default is the center of the view).
    expandedImageView.setPivotX(0f);
    expandedImageView.setPivotY(0f);

    // Construct and run the parallel animation of the four translation and scale properties
    // (X, Y, SCALE_X, and SCALE_Y).
    AnimatorSet set = new AnimatorSet();
    set.play(ObjectAnimator.ofFloat(expandedImageView, View.X, startBounds.left, finalBounds.left))
            .with(ObjectAnimator.ofFloat(expandedImageView, View.Y, startBounds.top, finalBounds.top))
            .with(ObjectAnimator.ofFloat(expandedImageView, View.SCALE_X, startScale, 1f))
            .with(ObjectAnimator.ofFloat(expandedImageView, View.SCALE_Y, startScale, 1f));
    set.setDuration(mShortAnimationDuration);
    set.setInterpolator(new DecelerateInterpolator());
    set.addListener(new AnimatorListenerAdapter() {
        @Override
        public void onAnimationEnd(Animator animation) {
            mCurrentAnimator = null;
        }

        @Override
        public void onAnimationCancel(Animator animation) {
            mCurrentAnimator = null;
        }
    });
    set.start();
    mCurrentAnimator = set;

    // Upon clicking the zoomed-in image, it should zoom back down to the original bounds
    // and show the thumbnail instead of the expanded image.
    final float startScaleFinal = startScale;
    expandedImageView.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View view) {
            if (mCurrentAnimator != null) {
                mCurrentAnimator.cancel();
            }

            // Animate the four positioning/sizing properties in parallel, back to their
            // original values.
            AnimatorSet set = new AnimatorSet();
            set.play(ObjectAnimator.ofFloat(expandedImageView, View.X, startBounds.left))
                    .with(ObjectAnimator.ofFloat(expandedImageView, View.Y, startBounds.top))
                    .with(ObjectAnimator.ofFloat(expandedImageView, View.SCALE_X, startScaleFinal))
                    .with(ObjectAnimator.ofFloat(expandedImageView, View.SCALE_Y, startScaleFinal));
            set.setDuration(mShortAnimationDuration);
            set.setInterpolator(new DecelerateInterpolator());
            set.addListener(new AnimatorListenerAdapter() {
                @Override
                public void onAnimationEnd(Animator animation) {
                    thumbView.setAlpha(1f);
                    expandedImageView.setVisibility(View.GONE);
                    mCurrentAnimator = null;
                }

                @Override
                public void onAnimationCancel(Animator animation) {
                    thumbView.setAlpha(1f);
                    expandedImageView.setVisibility(View.GONE);
                    mCurrentAnimator = null;
                }
            });
            set.start();
            mCurrentAnimator = set;
        }
    });
}

From source file:fr.julienvermet.bugdroid.ui.tablet.AbsBugsMultiPaneFragment.java

public void collapseLeftPane(int speed) {
    int targetWidth = mMinLeftWidth;
    ValueAnimator animator = ValueAnimator.ofObject(new WidthEvaluator(mLeftPane), mLeftPane.getWidth(),
            targetWidth);//from ww  w .ja v a2  s.  c o  m
    animator.addListener(new AnimatorListenerAdapter() {
        @Override
        public void onAnimationStart(Animator animation) {
            super.onAnimationStart(animation);
            mLeftName.setVisibility(View.VISIBLE);
        }

        @Override
        public void onAnimationEnd(Animator animation) {
            super.onAnimationEnd(animation);
            mLeftView.setVisibility(View.GONE);
            mIsLeftCollapsed = true;
        }
    });
    animator.setInterpolator(new DecelerateInterpolator());
    animator.setDuration(speed);
    animator.start();
}