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

The following examples show how to use com.nineoldandroids.view.ViewHelper#setAlpha() . These examples are extracted from open source projects. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may want to check out the right sidebar which shows the related API usage.

Example 1

Source Project: FloatingLabelLayout File: FloatingLabelEditText.java License: 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();

}

Example 2

Source Project: RxAndroidBootstrap File: LoadToast.java License: 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();
        }
    });
}

Example 3

Source Project: ListViewAnimations File: ViewAnimator.java License: 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);
}

Example 4

Source Project: android-open-project-demo File: AnimationAdapter.java License: 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);
}

Example 5

Source Project: MaterialLeanBack File: MaterialLeanBack.java License: 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()));
}

Example 6

Source Project: Android-PullToNextLayout File: PullToNextView.java License: 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);


}

Example 7

Source Project: ListViewAnimations File: SwipeTouchListener.java License: 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;
}

Example 8

Source Project: NewFastFrame File: MainActivity.java License: 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));
        }
    }
}

Example 9

Source Project: android_gisapp File: FullCompassFragment.java License: 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);
}

Example 10

Source Project: MousePaint File: MenuRVAdapter.java License: 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();
    }

Example 11

Source Project: CardView File: CardView.java License: 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();
}

Example 12

Source Project: PullRefreshView File: LockHeaderView.java License: 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;

    }

}

Example 13

Source Project: PullRefreshView File: ExpandFooterView.java License: 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;

    }

}

Example 14

Source Project: school_shop File: JazzyViewPager.java License: 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);
	}
}

Example 15

Source Project: PullRefreshView File: ExpandHeaderView.java License: 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;

    }

}

Example 16

Source Project: MousePaint File: IndicatorView.java License: 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);
    }
}

Example 17

Source Project: Android-ObservableScrollView File: SlidingUpBaseActivity.java License: 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);
        }
    });
}

Example 18

Source Project: MiBandDecompiled File: FadeEffect.java License: Apache License 2.0

4 votes

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

Example 19

Source Project: UltimateAndroid File: BaseTransformer.java License: 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);
                        }
                    }
                }
            }
        }
    }
}

Example 20

Source Project: ListViewAnimations File: SwipeTouchListener.java License: 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);
}