com.nineoldandroids.view.ViewHelper#setAlpha

Source File: FloatingLabelEditText.java From FloatingLabelLayout with Apache License 2.0

6 votes

/**
 * Hide the label using an animation
 */
private void hideLabel() {
    ViewHelper.setAlpha(mLabel, 1f);
    ViewHelper.setTranslationY(mLabel, 0f);
    ViewPropertyAnimator.animate(mLabel)
            .alpha(0f)
            .translationY(mLabel.getHeight())
            .setDuration(ANIMATION_DURATION)
            .setListener(new AnimatorListenerAdapter() {
                @Override
                public void onAnimationEnd(Animator animation) {
                    mLabel.setVisibility(View.GONE);
                }
            }).start();

}

Source File: LoadToast.java From RxAndroidBootstrap with Apache License 2.0

6 votes

public LoadToast(Context context){
    mView = new LoadToastView(context);
    mParentView = (ViewGroup) ((Activity) context).getWindow().getDecorView().findViewById(android.R.id.content);
    mParentView.addView(mView, new ViewGroup.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT));
    ViewHelper.setAlpha(mView, 0);
    mParentView.postDelayed(new Runnable() {
        @Override
        public void run() {
            ViewHelper.setTranslationX(mView, (mParentView.getWidth() - mView.getWidth()) / 2);
            ViewHelper.setTranslationY(mView, -mView.getHeight() + mTranslationY);
            mInflated = true;
            if(mShowCalled) show();
        }
    },1);

    mParentView.getViewTreeObserver().addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
        @Override
        public void onGlobalLayout() {
            checkZPosition();
        }
    });
}

Source File: ViewAnimator.java From ListViewAnimations with Apache License 2.0

6 votes

/**
 * Animates given View.
 *
 * @param view the View that should be animated.
 */
private void animateView(final int position, @NonNull final View view, @NonNull final Animator[] animators) {
    if (mAnimationStartMillis == -1) {
        mAnimationStartMillis = SystemClock.uptimeMillis();
    }

    ViewHelper.setAlpha(view, 0);

    AnimatorSet set = new AnimatorSet();
    set.playTogether(animators);
    set.setStartDelay(calculateAnimationDelay(position));
    set.setDuration(mAnimationDurationMillis);
    set.start();

    mAnimators.put(view.hashCode(), set);
}

Source File: AnimationAdapter.java From android-open-project-demo with Apache License 2.0

6 votes

private void animateView(final ViewGroup parent, final View view) {
    if (mAnimationStartMillis == -1) {
        mAnimationStartMillis = System.currentTimeMillis();
    }

    ViewHelper.setAlpha(view, 0);

    Animator[] childAnimators;
    if (mDecoratedBaseAdapter instanceof AnimationAdapter) {
        childAnimators = ((AnimationAdapter) mDecoratedBaseAdapter).getAnimators(parent, view);
    } else {
        childAnimators = new Animator[0];
    }
    Animator[] animators = getAnimators(parent, view);
    Animator alphaAnimator = ObjectAnimator.ofFloat(view, ALPHA, 0, 1);

    AnimatorSet set = new AnimatorSet();
    set.playTogether(concatAnimators(childAnimators, animators, alphaAnimator));
    set.setStartDelay(calculateAnimationDelay());
    set.setDuration(getAnimationDurationMillis());
    set.start();

    mAnimators.put(view.hashCode(), set);
}

Source File: MaterialLeanBack.java From MaterialLeanBack with Apache License 2.0

6 votes

@Override
protected void onFinishInflate() {
    super.onFinishInflate();

    addView(LayoutInflater.from(getContext()).inflate(R.layout.mlb_layout, this, false));

    imageBackground = (ImageView) findViewById(R.id.mlb_imageBackground);
    imageBackgroundOverlay = findViewById(R.id.mlb_imageBackgroundOverlay);

    if (settings.backgroundId != null)
        imageBackground.setBackgroundDrawable(ContextCompat.getDrawable(getContext(), settings.backgroundId));

    if (settings.backgroundOverlay != null)
        ViewHelper.setAlpha(imageBackgroundOverlay, settings.backgroundOverlay);
    if (settings.backgroundOverlayColor != null)
        imageBackgroundOverlay.setBackgroundColor(settings.backgroundOverlayColor);

    recyclerView = (RecyclerView) findViewById(R.id.mlb_recyclerView);
    recyclerView.setLayoutManager(new LinearLayoutManager(getContext()));
}

Source File: PullToNextView.java From Android-PullToNextLayout with Apache License 2.0

6 votes

public void reset(BaseAdapter adapter, int position) {
    setHeaderTopMargin(-mHeadViewHeight);
    initContentView(adapter, position);
    mScrollView=null;
    mWebView=null;
    ViewHelper.setAlpha(this, 1);
    ViewHelper.setTranslationY(this, 0);
    ViewHelper.setTranslationY(this, 0);
    ViewHelper.setScaleX(this, 1);
    ViewHelper.setScaleY(this, 1);
    ViewHelper.setScrollX(this, 0);
    ViewHelper.setScrollY(this, 0);
    ViewHelper.setRotationX(this, 0);
    ViewHelper.setRotationY(this, 0);


}

Source File: IndicatorView.java From MousePaint with MIT License

5 votes

public void alphaDismiss(boolean isAnimation){
    if(isAnimation) {
        ObjectAnimator objectAnimator = ObjectAnimator.ofFloat(this, "alpha", 1, 0);
        objectAnimator.setDuration(300);
        objectAnimator.start();
    }else{
        ViewHelper.setAlpha(this,0);
    }
}

Source File: SwipeTouchListener.java From ListViewAnimations with Apache License 2.0

5 votes

private boolean handleMoveEvent(@Nullable final View view, @NonNull final MotionEvent motionEvent) {
    if (mVelocityTracker == null || mCurrentView == null) {
        return false;
    }

    mVelocityTracker.addMovement(motionEvent);

    float deltaX = motionEvent.getX() - mDownX;
    float deltaY = motionEvent.getY() - mDownY;

    if (Math.abs(deltaX) > mSlop && Math.abs(deltaX) > Math.abs(deltaY)) {
        if (!mSwiping) {
            mActiveSwipeCount++;
            onStartSwipe(mCurrentView, mCurrentPosition);
        }
        mSwiping = true;
        mListViewWrapper.getListView().requestDisallowInterceptTouchEvent(true);

        /* Cancel ListView's touch (un-highlighting the item) */
        if (view != null) {
            MotionEvent cancelEvent = MotionEvent.obtain(motionEvent);
            cancelEvent.setAction(MotionEvent.ACTION_CANCEL | motionEvent.getActionIndex() << MotionEvent.ACTION_POINTER_INDEX_SHIFT);
            view.onTouchEvent(cancelEvent);
            cancelEvent.recycle();
        }
    }

    if (mSwiping) {
        if (mCanDismissCurrent) {
            ViewHelper.setTranslationX(mSwipingView, deltaX);
            ViewHelper.setAlpha(mSwipingView, Math.max(mMinimumAlpha, Math.min(1, 1 - 2 * Math.abs(deltaX) / mViewWidth)));
        } else {
            ViewHelper.setTranslationX(mSwipingView, deltaX * 0.1f);
        }
        return true;
    }
    return false;
}

Source File: ExpandHeaderView.java From PullRefreshView with Apache License 2.0

5 votes

@Override
protected void onStateChange(int state) {
    this.state = state;
    for (Animator animator : animators) {
        animator.cancel();
    }
    animators.clear();
    stateImg.setVisibility(View.INVISIBLE);
    progress.setVisibility(View.VISIBLE);
    ViewHelper.setAlpha(progress, 1f);
    switch (state) {
        case NONE:
            break;
        case PULLING:
            break;
        case LOOSENT_O_REFRESH:
            break;
        case REFRESHING:
            animators.add(AnimUtil.startRotation(progress, ViewHelper.getRotation(progress) + 359.99f, 500, 0, -1));
            break;
        case REFRESH_CLONE:
            animators.add(AnimUtil.startShow(stateImg, 0.1f, 400, 200));
            animators.add(AnimUtil.startHide(progress));
            break;

    }

}

Source File: JazzyViewPager.java From school_shop with MIT License

5 votes

protected void animateFade(View left, View right, float positionOffset) {
	if (left != null) {
		ViewHelper.setAlpha(left, 1-positionOffset);
	}
	if (right != null) {
		ViewHelper.setAlpha(right, positionOffset);
	}
}

Source File: ExpandFooterView.java From PullRefreshView with Apache License 2.0

5 votes

@Override
protected void onStateChange(int state) {
    this.state = state;
    for (Animator animator : animators) {
        animator.cancel();
    }
    animators.clear();
    stateImg.setVisibility(View.INVISIBLE);
    progress.setVisibility(View.VISIBLE);
    ViewHelper.setAlpha(progress, 1f);
    switch (state) {
        case NONE:
            break;
        case PULLING:
            break;
        case LOOSENT_O_LOAD:
            break;
        case LOADING:
            animators.add(AnimUtil.startRotation(progress, ViewHelper.getRotation(progress) + 359.99f, 500, 0, -1));
            break;
        case LOAD_CLONE:
            animators.add(AnimUtil.startShow(stateImg, 0.1f, 400, 200));
            animators.add(AnimUtil.startHide(progress));
            break;

    }

}

Source File: LockHeaderView.java From PullRefreshView with Apache License 2.0

5 votes

@Override
protected void onStateChange(int state) {
    this.state = state;
    for (Animator animator : animators) {
        animator.cancel();
    }
    animators.clear();
    stateImg.setVisibility(View.INVISIBLE);
    progress.setVisibility(View.INVISIBLE);
    ViewHelper.setAlpha(progress, 1f);
    switch (state) {
        case NONE:
            break;
        case PULLING:
            break;
        case LOOSENT_O_REFRESH:
            break;
        case REFRESHING:
            animators.add(AnimUtil.startShow(progress, 0.1f, 200, 0));
            animators.add(AnimUtil.startRotation(progress, ViewHelper.getRotation(progress) + 359.99f, 500, 0, -1));
            break;
        case REFRESH_CLONE:
            animators.add(AnimUtil.startShow(stateImg, 0.1f, 400, 200));
            animators.add(AnimUtil.startHide(progress));
            break;

    }

}

Source File: CardView.java From CardView with MIT License

5 votes

private void ensureFull() {
	while (mNextAdapterPosition < mListAdapter.getCount()
			&& getChildCount() < mMaxVisible) {
		int index = mNextAdapterPosition % mMaxVisible;
		View convertView = viewHolder.get(index);
		final View view = mListAdapter.getView(mNextAdapterPosition,
				convertView, this);
		view.setOnClickListener(null);
		viewHolder.put(index, view);

		// 添加剩余的View时，始终处在最后
		index = Math.min(mNextAdapterPosition, mMaxVisible - 1);
		ViewHelper.setScaleX(view,((mMaxVisible - index - 1) / (float) mMaxVisible) * 0.2f + 0.8f);
		int topMargin = (mMaxVisible - index - 1) * itemSpace;
		ViewHelper.setTranslationY(view, topMargin);
		ViewHelper.setAlpha(view, mNextAdapterPosition == 0 ? 1 : 0.5f);

		LayoutParams params = (LayoutParams) view.getLayoutParams();
		if (params == null) {
			params = new LayoutParams(LayoutParams.MATCH_PARENT,
					LayoutParams.WRAP_CONTENT);
		}
		addViewInLayout(view, 0, params);

		mNextAdapterPosition += 1;
	}
	// requestLayout();
}

Source File: MenuRVAdapter.java From MousePaint with MIT License

5 votes

private void animation(MenuVH menuVH) {

        ViewHelper.setAlpha(menuVH.itemView, 0);

        ViewHelper.setTranslationY(menuVH.itemView, 300);
        ObjectAnimator translationY = ObjectAnimator.ofFloat(menuVH.itemView, "translationY", 500, 0);
        translationY.setDuration(300);
        translationY.setInterpolator(new OvershootInterpolator(1.6f));
        ObjectAnimator alphaIn = ObjectAnimator.ofFloat(menuVH.itemView, "alpha", 0, 1);
        alphaIn.setDuration(100);
        AnimatorSet animatorSet = new AnimatorSet();
        animatorSet.playTogether(translationY, alphaIn);
        animatorSet.setStartDelay(30 * menuVH.getAdapterPosition());
        animatorSet.start();
    }

Source File: FullCompassFragment.java From android_gisapp with GNU General Public License v3.0

5 votes

@Override
public void updateCompass(float azimuth) {
    float alpha = 1f;
    if (mShowMagnetic) {
        alpha = .3f;
    }

    ViewHelper.setAlpha(mCompassNeedleMagnetic, alpha);
    ViewHelper.setAlpha(mCompassNeedle, alpha);

    super.updateCompass(azimuth);
}

Source File: MainActivity.java From NewFastFrame with Apache License 2.0

5 votes

@Override
public void onDrag(View view, float delta) {
    if (fragmentList.get(display.getCurrentItem()) instanceof RecentFragment) {
        View icon = ((RecentFragment) fragmentList.get(display.getCurrentItem())).getIcon();
        if (icon != null) {
            ViewHelper.setAlpha(icon, (1 - delta));
        }
    }
}

Source File: SlidingUpBaseActivity.java From Android-ObservableScrollView with Apache License 2.0

4 votes

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(getLayoutResId());

    mToolbar = (Toolbar) findViewById(R.id.toolbar);

    setSupportActionBar(mToolbar);
    ViewHelper.setScaleY(mToolbar, 0);
    ActionBar ab = getSupportActionBar();
    if (ab != null) {
        ab.setHomeButtonEnabled(true);
        ab.setDisplayHomeAsUpEnabled(true);
        ab.setTitle("");
    }

    mToolbarColor = getResources().getColor(R.color.primary);
    mToolbar.setBackgroundColor(Color.TRANSPARENT);
    mToolbar.setTitle("");

    mFlexibleSpaceImageHeight = getResources().getDimensionPixelSize(R.dimen.flexible_space_image_height);
    mIntersectionHeight = getResources().getDimensionPixelSize(R.dimen.intersection_height);
    mHeaderBarHeight = getResources().getDimensionPixelSize(R.dimen.header_bar_height);
    mSlidingSlop = getResources().getDimensionPixelSize(R.dimen.sliding_slop);
    mActionBarSize = getActionBarSize();
    mColorPrimary = getResources().getColor(R.color.primary);
    mSlidingHeaderBlueSize = getResources().getDimensionPixelSize(R.dimen.sliding_overlay_blur_size);

    mHeader = findViewById(R.id.header);
    mHeaderBar = findViewById(R.id.header_bar);
    mHeaderOverlay = findViewById(R.id.header_overlay);
    mHeaderFlexibleSpace = findViewById(R.id.header_flexible_space);
    mImageView = findViewById(R.id.image);
    mImageView.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            slideOnClick();
        }
    });
    mScrollable = createScrollable();

    mFab = findViewById(R.id.fab);
    mFab.setOnClickListener(fabClickListener);
    mFabMargin = getResources().getDimensionPixelSize(R.dimen.margin_standard);

    mInterceptionLayout = (TouchInterceptionFrameLayout) findViewById(R.id.scroll_wrapper);
    mInterceptionLayout.setScrollInterceptionListener(mInterceptionListener);
    mTitle = (TextView) findViewById(R.id.title);
    mTitle.setText(getTitle());
    mToolbarTitle = (TextView) findViewById(R.id.toolbar_title);
    mToolbarTitle.setText(mTitle.getText());
    ViewHelper.setAlpha(mToolbarTitle, 0);
    ViewHelper.setTranslationY(mTitle, (mHeaderBarHeight - mActionBarSize) / 2);

    if (savedInstanceState == null) {
        mSlidingState = SLIDING_STATE_BOTTOM;
    }

    ScrollUtils.addOnGlobalLayoutListener(mInterceptionLayout, new Runnable() {
        @Override
        public void run() {
            if (mFab != null) {
                ViewHelper.setTranslationX(mFab, mTitle.getWidth() - mFabMargin - mFab.getWidth());
                ViewHelper.setTranslationY(mFab, ViewHelper.getX(mTitle) - (mFab.getHeight() / 2));
            }
            changeSlidingState(mSlidingState, false);
        }
    });
}

Source File: FadeEffect.java From MiBandDecompiled with Apache License 2.0

4 votes

public void initView(View view, int i, int j)
{
    ViewHelper.setAlpha(view, 0.0F);
}

Source File: BaseTransformer.java From UltimateAndroid with Apache License 2.0

4 votes

/**
 * Called each {@link #transformPage(android.view.View, float)} before {{@link #onTransform(android.view.View, float)} is called.
 *
 * @param view
 * @param position
 */
protected void onPreTransform(View view, float position) {
    final float width = view.getWidth();

    ViewHelper.setRotationX(view,0);
    ViewHelper.setRotationY(view,0);
    ViewHelper.setRotation(view,0);
    ViewHelper.setScaleX(view,1);
    ViewHelper.setScaleY(view,1);
    ViewHelper.setPivotX(view,0);
    ViewHelper.setPivotY(view,0);
    ViewHelper.setTranslationY(view,0);
    ViewHelper.setTranslationX(view,isPagingEnabled() ? 0f : -width * position);

    if (hideOffscreenPages()) {
        ViewHelper.setAlpha(view,position <= -1f || position >= 1f ? 0f : 1f);
    } else {
        ViewHelper.setAlpha(view,1f);
    }
    if(mCustomAnimationInterface != null){
        if(h.containsKey(view) == false || h.get(view).size() == 1){
            if(position > -1 && position < 1){
                if(h.get(view) == null){
                    h.put(view,new ArrayList<Float>());
                }
                h.get(view).add(position);
                if(h.get(view).size() == 2){
                    float zero = h.get(view).get(0);
                    float cha = h.get(view).get(1) - h.get(view).get(0);
                    if(zero > 0){
                        if(cha > -1 && cha < 0){
                            //in
                            mCustomAnimationInterface.onPrepareNextItemShowInScreen(view);
                        }else{
                            //out
                            mCustomAnimationInterface.onPrepareCurrentItemLeaveScreen(view);
                        }
                    }else{
                        if(cha > -1 && cha < 0){
                            //out
                            mCustomAnimationInterface.onPrepareCurrentItemLeaveScreen(view);
                        }else{
                            //in
                            mCustomAnimationInterface.onPrepareNextItemShowInScreen(view);
                        }
                    }
                }
            }
        }
    }
}

Source File: SwipeTouchListener.java From ListViewAnimations with Apache License 2.0

2 votes

/**
 * Restores the {@link android.view.View}'s {@code alpha} and {@code translationX} values.
 * Users of this class should call this method when recycling {@code View}s.
 *
 * @param view the {@code View} whose presentation should be restored.
 */
protected void restoreViewPresentation(@NonNull final View view) {
    View swipedView = getSwipeView(view);
    ViewHelper.setAlpha(swipedView, 1);
    ViewHelper.setTranslationX(swipedView, 0);
}

Java Code Examples for com.nineoldandroids.view.ViewHelper#setAlpha()