Example usage 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(float factor) 

Source Link

Document

Constructor

Usage

From source file:com.example.piechart3d.PieChart3DView.java

@SuppressLint("NewApi")
public void animateV(float velocity) {
    Log.d("appOnF", "Cancle");
    if (mZAnimator != null)
        mZAnimator.cancel();/*from w w  w .ja  va2  s  .  c  om*/
    mZAnimator = ObjectAnimator.ofFloat(mRenderer, "angle_z", mRenderer.angle_z + (60 * velocity));
    mZAnimator.setDuration(2000);

    mZAnimator.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) {
        }
    });

    // mProgressBarAnimator.reverse();
    mZAnimator.addUpdateListener(new AnimatorUpdateListener() {
        @Override
        public void onAnimationUpdate(final ValueAnimator animation) {

        }
    });
    DecelerateInterpolator di = new DecelerateInterpolator(1.0f);
    mZAnimator.setInterpolator(di);
    mZAnimator.start();
}

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From source file:com.android.leanlauncher.Workspace.java

private void animateBackgroundGradient(float finalAlpha, boolean animated) {
    final DragLayer dragLayer = mLauncher.getDragLayer();

    if (mBackgroundFadeInAnimation != null) {
        mBackgroundFadeInAnimation.cancel();
        mBackgroundFadeInAnimation = null;
    }/*w  ww  .j  av  a2s.  com*/
    if (mBackgroundFadeOutAnimation != null) {
        mBackgroundFadeOutAnimation.cancel();
        mBackgroundFadeOutAnimation = null;
    }
    float startAlpha = dragLayer.getBackgroundAlpha();
    if (finalAlpha != startAlpha) {
        if (animated) {
            mBackgroundFadeOutAnimation = LauncherAnimUtils.ofFloat(this, startAlpha, finalAlpha);
            mBackgroundFadeOutAnimation.addUpdateListener(new AnimatorUpdateListener() {
                public void onAnimationUpdate(ValueAnimator animation) {
                    dragLayer.setBackgroundAlpha((Float) animation.getAnimatedValue());
                }
            });
            mBackgroundFadeOutAnimation.setInterpolator(new DecelerateInterpolator(1.5f));
            mBackgroundFadeOutAnimation.setDuration(BACKGROUND_FADE_OUT_DURATION);
            mBackgroundFadeOutAnimation.start();
        } else {
            dragLayer.setBackgroundAlpha(finalAlpha);
        }
    }
}

---

From source file:com.yekertech.tvbarsetting.dialog.DialogFragment.java

private void performEntryTransition() {
    final View dialogView = getView();
    final View contentView = (View) dialogView.getTag(R.id.content_fragment);
    final View actionContainerView = dialogView.findViewById(R.id.action_fragment);

    mIntroAnimationInProgress = true;/*from   ww  w .ja  v a  2s  . c o  m*/

    // Fade out the old activity.
    getActivity().overridePendingTransition(0, R.anim.lb_dialog_fade_out);

    int bgColor = contentView.getContext().getResources().getColor(R.color.lb_dialog_activity_background);
    final ColorDrawable bgDrawable = new ColorDrawable();
    bgDrawable.setColor(bgColor);
    bgDrawable.setAlpha(0);
    dialogView.setBackground(bgDrawable);
    dialogView.setVisibility(View.INVISIBLE);

    runDelayedAnim(new Runnable() {
        @Override
        public void run() {
            if (!isAdded()) {
                // We have been detached before this could run,
                // so just bail
                return;
            }

            dialogView.setVisibility(View.VISIBLE);

            // Fade in the activity background protection
            ObjectAnimator oa = ObjectAnimator.ofInt(bgDrawable, "alpha", 255);
            oa.setDuration(ANIMATE_IN_DURATION);
            oa.setStartDelay(SECONDARY_ANIMATE_DELAY);
            oa.setInterpolator(new DecelerateInterpolator(1.0f));
            oa.start();

            boolean isRtl = ViewCompat.getLayoutDirection(contentView) == ViewCompat.LAYOUT_DIRECTION_RTL;
            int startDist = isRtl ? SLIDE_IN_DISTANCE : -SLIDE_IN_DISTANCE;
            int endDist = isRtl ? -actionContainerView.getMeasuredWidth()
                    : actionContainerView.getMeasuredWidth();

            // Fade in and slide in the ContentFragment
            // TextViews from the start.
            prepareAndAnimateView((View) contentView.getTag(R.id.title), startDist, false);
            prepareAndAnimateView((View) contentView.getTag(R.id.breadcrumb), startDist, false);
            prepareAndAnimateView((View) contentView.getTag(R.id.description), startDist, false);

            // Fade in and slide in the ActionFragment from the
            // end.
            prepareAndAnimateView(actionContainerView, endDist, false);
            prepareAndAnimateView((View) contentView.getTag(R.id.icon), startDist, true);

            // Fade in the selector.
            if (mSelectorAnimator != null) {
                mSelectorAnimator.fadeIn();
            }
        }
    });
}

---

From source file:com.android.tv.settings.dialog.DialogFragment.java

private void performEntryTransition() {
    final View dialogView = getView();
    final View contentView = (View) dialogView.getTag(R.id.content_fragment);
    final View actionContainerView = dialogView.findViewById(R.id.action_fragment);

    mIntroAnimationInProgress = true;//from www .j ava 2 s.  c  o m

    // Fade out the old activity.
    getActivity().overridePendingTransition(0, R.anim.lb_dialog_fade_out);

    int bgColor = contentView.getContext().getResources().getColor(R.color.lb_dialog_activity_background);
    final ColorDrawable bgDrawable = new ColorDrawable();
    bgDrawable.setColor(bgColor);
    bgDrawable.setAlpha(0);
    dialogView.setBackground(bgDrawable);
    dialogView.setVisibility(View.INVISIBLE);

    runDelayedAnim(new Runnable() {
        @Override
        public void run() {
            if (!isAdded()) {
                // We have been detached before this could run,
                // so just bail
                return;
            }

            dialogView.setVisibility(View.VISIBLE);

            // Fade in the activity background protection
            ObjectAnimator oa = ObjectAnimator.ofInt(bgDrawable, "alpha", 255);
            oa.setDuration(ANIMATE_IN_DURATION);
            oa.setStartDelay(SECONDARY_ANIMATE_DELAY);
            oa.setInterpolator(new DecelerateInterpolator(1.0f));
            oa.start();

            boolean isRtl = ViewCompat.getLayoutDirection(contentView) == View.LAYOUT_DIRECTION_RTL;
            int startDist = isRtl ? SLIDE_IN_DISTANCE : -SLIDE_IN_DISTANCE;
            int endDist = isRtl ? -actionContainerView.getMeasuredWidth()
                    : actionContainerView.getMeasuredWidth();

            // Fade in and slide in the ContentFragment
            // TextViews from the start.
            prepareAndAnimateView((View) contentView.getTag(R.id.title), startDist, false);
            prepareAndAnimateView((View) contentView.getTag(R.id.breadcrumb), startDist, false);
            prepareAndAnimateView((View) contentView.getTag(R.id.description), startDist, false);

            // Fade in and slide in the ActionFragment from the
            // end.
            prepareAndAnimateView(actionContainerView, endDist, false);
            prepareAndAnimateView((View) contentView.getTag(R.id.icon), startDist, true);

            // Fade in the selector.
            if (mSelectorAnimator != null) {
                mSelectorAnimator.fadeIn();
            }
        }
    });
}

---

From source file:cw.kop.autobackground.sources.SourceListFragment.java

/**
 * Shows LocalImageFragment to view images
 *
 * @param view  source card which was selected
 * @param index position of source in listAdapter
 *///from w w  w .  j  ava 2s .com
private void showViewImageFragment(final View view, final int index) {
    sourceList.setOnItemClickListener(null);
    sourceList.setEnabled(false);

    listAdapter.saveData();
    Source item = listAdapter.getItem(index);
    String type = item.getType();
    String directory;
    if (type.equals(AppSettings.FOLDER)) {
        directory = item.getData().split(AppSettings.DATA_SPLITTER)[0];
    } else {
        directory = AppSettings.getDownloadPath() + "/" + item.getTitle() + " " + AppSettings.getImagePrefix();
    }

    Log.i(TAG, "Directory: " + directory);

    final RelativeLayout sourceContainer = (RelativeLayout) view.findViewById(R.id.source_container);
    final ImageView sourceImage = (ImageView) view.findViewById(R.id.source_image);
    final View imageOverlay = view.findViewById(R.id.source_image_overlay);
    final EditText sourceTitle = (EditText) view.findViewById(R.id.source_title);
    final ImageView deleteButton = (ImageView) view.findViewById(R.id.source_delete_button);
    final ImageView viewButton = (ImageView) view.findViewById(R.id.source_view_image_button);
    final ImageView editButton = (ImageView) view.findViewById(R.id.source_edit_button);
    final LinearLayout sourceExpandContainer = (LinearLayout) view.findViewById(R.id.source_expand_container);

    final float viewStartHeight = sourceContainer.getHeight();
    final float viewStartY = view.getY();
    final float overlayStartAlpha = imageOverlay.getAlpha();
    final float listHeight = sourceList.getHeight();
    Log.i(TAG, "listHeight: " + listHeight);
    Log.i(TAG, "viewStartHeight: " + viewStartHeight);

    final LocalImageFragment localImageFragment = new LocalImageFragment();
    Bundle arguments = new Bundle();
    arguments.putString("view_path", directory);
    localImageFragment.setArguments(arguments);

    Animation animation = new Animation() {

        private boolean needsFragment = true;

        @Override
        protected void applyTransformation(float interpolatedTime, Transformation t) {

            if (needsFragment && interpolatedTime >= 1) {
                needsFragment = false;
                getFragmentManager().beginTransaction()
                        .add(R.id.content_frame, localImageFragment, "image_fragment").addToBackStack(null)
                        .setTransition(FragmentTransaction.TRANSIT_NONE).commit();
            }
            ViewGroup.LayoutParams params = sourceContainer.getLayoutParams();
            params.height = (int) (viewStartHeight + (listHeight - viewStartHeight) * interpolatedTime);
            sourceContainer.setLayoutParams(params);
            view.setY(viewStartY - interpolatedTime * viewStartY);
            deleteButton.setAlpha(1.0f - interpolatedTime);
            viewButton.setAlpha(1.0f - interpolatedTime);
            editButton.setAlpha(1.0f - interpolatedTime);
            sourceTitle.setAlpha(1.0f - interpolatedTime);
            imageOverlay.setAlpha(overlayStartAlpha - overlayStartAlpha * (1.0f - interpolatedTime));
            sourceExpandContainer.setAlpha(1.0f - interpolatedTime);
        }

        @Override
        public boolean willChangeBounds() {
            return true;
        }
    };

    animation.setAnimationListener(new Animation.AnimationListener() {
        @Override
        public void onAnimationStart(Animation animation) {
        }

        @Override
        public void onAnimationEnd(Animation animation) {
            if (needsListReset) {
                Parcelable state = sourceList.onSaveInstanceState();
                sourceList.setAdapter(null);
                sourceList.setAdapter(listAdapter);
                sourceList.onRestoreInstanceState(state);
                sourceList.setOnItemClickListener(SourceListFragment.this);
                sourceList.setEnabled(true);
                needsListReset = false;
            }
        }

        @Override
        public void onAnimationRepeat(Animation animation) {

        }
    });

    ValueAnimator cardColorAnimation = ValueAnimator.ofObject(new ArgbEvaluator(),
            AppSettings.getDialogColor(appContext),
            getResources().getColor(AppSettings.getBackgroundColorResource()));
    cardColorAnimation.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {

        @Override
        public void onAnimationUpdate(ValueAnimator animation) {
            sourceContainer.setBackgroundColor((Integer) animation.getAnimatedValue());
        }

    });

    DecelerateInterpolator decelerateInterpolator = new DecelerateInterpolator(1.5f);

    animation.setDuration(INFO_ANIMATION_TIME);
    cardColorAnimation.setDuration(INFO_ANIMATION_TIME);

    animation.setInterpolator(decelerateInterpolator);
    cardColorAnimation.setInterpolator(decelerateInterpolator);

    needsListReset = true;
    cardColorAnimation.start();
    view.startAnimation(animation);

}

---

From source file:com.android.tv.settings.dialog.SettingsLayoutFragment.java

private void performEntryTransition() {
    final View dialogView = getView();
    final View contentView = (View) dialogView.getTag(R.id.content_fragment);
    final View actionContainerView = dialogView.findViewById(R.id.action_fragment);

    mIntroAnimationInProgress = true;/*from   w w  w.  j  ava 2s . co  m*/

    // Fade out the old activity.
    getActivity().overridePendingTransition(0, R.anim.lb_dialog_fade_out);

    int bgColor = contentView.getContext().getResources().getColor(R.color.lb_dialog_activity_background);
    final ColorDrawable bgDrawable = new ColorDrawable();
    bgDrawable.setColor(bgColor);
    bgDrawable.setAlpha(0);
    dialogView.setBackground(bgDrawable);
    dialogView.setVisibility(View.INVISIBLE);

    // We need to defer the remainder of the animation preparation until the first layout has
    // occurred, as we don't yet know the final location of the icon.
    contentView.getViewTreeObserver().addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
        @Override
        public void onGlobalLayout() {
            contentView.getViewTreeObserver().removeOnGlobalLayoutListener(this);
            // if we buildLayer() at this time, the texture is
            // actually not created delay a little so we can make
            // sure all hardware layer is created before animation,
            // in that way we can avoid the jittering of start
            // animation
            contentView.postOnAnimationDelayed(mEntryAnimationRunnable, mAnimateDelay);
        }

        Runnable mEntryAnimationRunnable = new Runnable() {
            @Override
            public void run() {
                if (!isAdded()) {
                    // We have been detached before this could run, so just bail.
                    return;
                }

                dialogView.setVisibility(View.VISIBLE);

                // Fade in the activity background protection
                ObjectAnimator oa = ObjectAnimator.ofInt(bgDrawable, "alpha", 255);
                oa.setDuration(mAnimateInDuration);
                oa.setStartDelay(mSecondaryAnimateDelay);
                oa.setInterpolator(new DecelerateInterpolator(1.0f));
                oa.start();

                boolean isRtl = ViewCompat.getLayoutDirection(contentView) == View.LAYOUT_DIRECTION_RTL;
                int startDist = isRtl ? mSlideInDistance : -mSlideInDistance;
                int endDist = isRtl ? -actionContainerView.getMeasuredWidth()
                        : actionContainerView.getMeasuredWidth();

                // Fade in and slide in the ContentFragment TextViews from the start.
                prepareAndAnimateView((View) contentView.getTag(R.id.title), startDist, false);
                prepareAndAnimateView((View) contentView.getTag(R.id.breadcrumb), startDist, false);
                prepareAndAnimateView((View) contentView.getTag(R.id.description), startDist, false);

                // Fade in and slide in the ActionFragment from the end.
                prepareAndAnimateView(actionContainerView, endDist, false);
                prepareAndAnimateView((View) contentView.getTag(R.id.icon), startDist, true);
            }
        };
    });
}

---

From source file:com.yekertech.tvbarsetting.dialog.SettingsLayoutFragment.java

private void performEntryTransition() {
    final View dialogView = getView();
    final View contentView = (View) dialogView.getTag(R.id.content_fragment);
    final View actionContainerView = dialogView.findViewById(R.id.action_fragment);

    mIntroAnimationInProgress = true;//from   w  w  w.ja va2s. c  o  m

    // Fade out the old activity.
    getActivity().overridePendingTransition(0, R.anim.lb_dialog_fade_out);

    int bgColor = contentView.getContext().getColor(R.color.lb_dialog_activity_background);
    final ColorDrawable bgDrawable = new ColorDrawable();
    bgDrawable.setColor(bgColor);
    bgDrawable.setAlpha(0);
    dialogView.setBackground(bgDrawable);
    dialogView.setVisibility(View.INVISIBLE);

    // We need to defer the remainder of the animation preparation until the first layout has
    // occurred, as we don't yet know the final location of the icon.
    contentView.getViewTreeObserver().addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
        @Override
        public void onGlobalLayout() {
            contentView.getViewTreeObserver().removeOnGlobalLayoutListener(this);
            // if we buildLayer() at this time, the texture is
            // actually not created delay a little so we can make
            // sure all hardware layer is created before animation,
            // in that way we can avoid the jittering of start
            // animation
            contentView.postOnAnimationDelayed(mEntryAnimationRunnable, mAnimateDelay);
        }

        final Runnable mEntryAnimationRunnable = new Runnable() {
            @Override
            public void run() {
                if (!isAdded()) {
                    // We have been detached before this could run, so just bail.
                    return;
                }

                dialogView.setVisibility(View.VISIBLE);

                // Fade in the activity background protection
                ObjectAnimator oa = ObjectAnimator.ofInt(bgDrawable, "alpha", 255);
                oa.setDuration(mAnimateInDuration);
                oa.setStartDelay(mSecondaryAnimateDelay);
                oa.setInterpolator(new DecelerateInterpolator(1.0f));
                oa.start();

                boolean isRtl = ViewCompat.getLayoutDirection(contentView) == ViewCompat.LAYOUT_DIRECTION_RTL;
                int startDist = isRtl ? mSlideInDistance : -mSlideInDistance;
                int endDist = isRtl ? -actionContainerView.getMeasuredWidth()
                        : actionContainerView.getMeasuredWidth();

                // Fade in and slide in the ContentFragment TextViews from the start.
                prepareAndAnimateView((View) contentView.getTag(R.id.title), startDist, false);
                prepareAndAnimateView((View) contentView.getTag(R.id.breadcrumb), startDist, false);
                prepareAndAnimateView((View) contentView.getTag(R.id.description), startDist, false);

                // Fade in and slide in the ActionFragment from the end.
                prepareAndAnimateView(actionContainerView, endDist, false);
                prepareAndAnimateView((View) contentView.getTag(R.id.icon), startDist, true);
            }
        };
    });
}

---

From source file:com.android.tv.settings.dialog.DialogFragment.java

private void prepareAndAnimateView(final View v, float initTransX, final boolean notifyAnimationFinished) {
    v.setLayerType(View.LAYER_TYPE_HARDWARE, null);
    v.buildLayer();// www . j  a  v a  2 s  .co m
    v.setAlpha(0);
    v.setTranslationX(initTransX);
    v.animate().alpha(1f).translationX(0).setDuration(ANIMATE_IN_DURATION)
            .setStartDelay(SECONDARY_ANIMATE_DELAY);
    v.animate().setInterpolator(new DecelerateInterpolator(1.0f));
    v.animate().setListener(new AnimatorListenerAdapter() {
        @Override
        public void onAnimationEnd(Animator animation) {
            v.setLayerType(View.LAYER_TYPE_NONE, null);
            if (notifyAnimationFinished) {
                onIntroAnimationFinished();
            }
        }
    });
    v.animate().start();
}

---

From source file:com.goka.flickableview.ImageViewTouchBase.java

protected void zoomTo(float scale, float centerX, float centerY, final long durationMs) {
    if (scale > getMaxScale()) {
        scale = getMaxScale();//w  w  w . ja  v a2s.  c  o  m
    }

    final float oldScale = getScale();

    Matrix m = new Matrix(mSuppMatrix);
    m.postScale(scale, scale, centerX, centerY);
    RectF rect = getCenter(m, true, true);

    final float finalScale = scale;
    final float destX = centerX + rect.left * scale;
    final float destY = centerY + rect.top * scale;

    stopAllAnimations();

    ValueAnimatorCompat animatorCompat = AnimatorCompatHelper.emptyValueAnimator();
    animatorCompat.setDuration(durationMs);
    final Interpolator interpolator = new DecelerateInterpolator(1.0f);
    animatorCompat.addUpdateListener(new AnimatorUpdateListenerCompat() {
        @Override
        public void onAnimationUpdate(ValueAnimatorCompat animation) {
            float fraction = interpolator.getInterpolation(animation.getAnimatedFraction());
            float value = oldScale + (fraction * (finalScale - oldScale));
            zoomTo(value, destX, destY);
        }
    });
    animatorCompat.start();
}

---

From source file:com.android.tv.settings.dialog.SettingsLayoutFragment.java

private void prepareAndAnimateView(final View v, float initTransX, final boolean notifyAnimationFinished) {
    v.setLayerType(View.LAYER_TYPE_HARDWARE, null);
    v.buildLayer();//from ww  w.  ja  v  a  2  s.  c o m
    v.setAlpha(0);
    v.setTranslationX(initTransX);
    v.animate().alpha(1f).translationX(0).setDuration(mAnimateInDuration).setStartDelay(mSecondaryAnimateDelay);
    v.animate().setInterpolator(new DecelerateInterpolator(1.0f));
    v.animate().setListener(new AnimatorListenerAdapter() {
        @Override
        public void onAnimationEnd(Animator animation) {
            v.setLayerType(View.LAYER_TYPE_NONE, null);
            if (notifyAnimationFinished) {
                onIntroAnimationFinished();
            }
        }
    });
    v.animate().start();
}

---

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