Java ViewHelper.setTranslationY方法代码示例

import com.nineoldandroids.view.ViewHelper; //导入方法依赖的package包/类
private void animateRotate(View left, View right, float positionOffset, boolean up) {
	if (mState != State.IDLE) {
		if (left != null) {
			manageLayer(left, true);
			mRot = (up ? 1 : -1) * (ROT_MAX * positionOffset);
			mTrans = (up ? -1 : 1) * (float) (getMeasuredHeight() - getMeasuredHeight()*Math.cos(mRot*Math.PI/180.0f));
			ViewHelper.setPivotX(left, left.getMeasuredWidth()*0.5f);
			ViewHelper.setPivotY(left, up ? 0 : left.getMeasuredHeight());
			ViewHelper.setTranslationY(left, mTrans);
			ViewHelper.setRotation(left, mRot);
		}
		if (right != null) {
			manageLayer(right, true);
			mRot = (up ? 1 : -1) * (-ROT_MAX + ROT_MAX*positionOffset);
			mTrans = (up ? -1 : 1) * (float) (getMeasuredHeight() - getMeasuredHeight()*Math.cos(mRot*Math.PI/180.0f));
			ViewHelper.setPivotX(right, right.getMeasuredWidth()*0.5f);
			ViewHelper.setPivotY(right, up ? 0 : right.getMeasuredHeight());
			ViewHelper.setTranslationY(right, mTrans);
			ViewHelper.setRotation(right, mRot);
		}
	}
}
 

import com.nineoldandroids.view.ViewHelper; //导入方法依赖的package包/类
/**
 * Lifting view
 *
 * @param view         The animation target
 * @param baseRotation initial Rotation X in 3D space
 * @param fromY        initial Y position of view
 * @param duration     aniamtion duration
 * @param startDelay   start delay before animation begin
 */
@Deprecated
public static void liftingFromBottom(View view, float baseRotation, float fromY, int duration, int startDelay) {
    ViewHelper.setRotationX(view, baseRotation);
    ViewHelper.setTranslationY(view, fromY);

    ViewPropertyAnimator
            .animate(view)
            .setInterpolator(new AccelerateDecelerateInterpolator())
            .setDuration(duration)
            .setStartDelay(startDelay)
            .rotationX(0)
            .translationY(0)
            .start();

}
 

import com.nineoldandroids.view.ViewHelper; //导入方法依赖的package包/类
public void slidingByDelta(View view ,float delta){
    if(view == null){
        return;
    }
    view.clearAnimation();
    if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.HONEYCOMB) {
        view.setTranslationY(delta);
    }else{
        ViewHelper.setTranslationY(view, delta);
    }
}
 

import com.nineoldandroids.view.ViewHelper; //导入方法依赖的package包/类
private void toggle(final boolean visible, final boolean animate, boolean force) {
        if (mVisible != visible || force) {
                mVisible = visible;
                int height = getHeight();
                if (height == 0 && !force) {
                        ViewTreeObserver vto = getViewTreeObserver();
                        if (vto.isAlive()) {
                                vto.addOnPreDrawListener(new ViewTreeObserver.OnPreDrawListener() {
                                        @Override
                                        public boolean onPreDraw() {
                                                ViewTreeObserver currentVto = getViewTreeObserver();
                                                if (currentVto.isAlive()) {
                                                        currentVto.removeOnPreDrawListener(this);
                                                }
                                                toggle(visible, animate, true);
                                                return true;
                                        }
                                });
                                return;
                        }
                }
                int translationY = visible ? 0 : height + mAddButton.getMarginBottom();
                if (animate) {
                        ViewPropertyAnimator.animate(this).setInterpolator(mInterpolator)
                                .setDuration(TRANSLATE_DURATION_MILLIS)
                                .translationY(translationY);
                } else {
                        ViewHelper.setTranslationY(this, translationY);
                }

                // On pre-Honeycomb a translated view is still clickable, so we need to disable clicks manually
                if (!hasHoneycombApi()) {
                        setClickable(visible);
                }
        }
}
 

import com.nineoldandroids.view.ViewHelper; //导入方法依赖的package包/类
/**
 * The enter animation scales the picture in from its previous thumbnail
 * size/location, colorizing it in parallel. In parallel, the background of the
 * activity is fading in. When the pictue is in place, the text description
 * drops down.
 */
private void runEnterAnimation() {
  final long duration = ANIM_DURATION;

  // Set starting values for properties we're going to animate. These
  // values scale and position the full size version down to the thumbnail
  // size/location, from which we'll animate it back up
  ViewHelper.setPivotX(mViewPager, 0);
  ViewHelper.setPivotY(mViewPager, 0);
  ViewHelper.setScaleX(mViewPager, (float) thumbnailWidth / mViewPager.getWidth());
  ViewHelper.setScaleY(mViewPager, (float) thumbnailHeight / mViewPager.getHeight());
  ViewHelper.setTranslationX(mViewPager, thumbnailLeft);
  ViewHelper.setTranslationY(mViewPager, thumbnailTop);

  // Animate scale and translation to go from thumbnail to full size
  ViewPropertyAnimator.animate(mViewPager)
      .setDuration(duration)
      .scaleX(1)
      .scaleY(1)
      .translationX(0)
      .translationY(0)
      .setInterpolator(new DecelerateInterpolator());

  // Fade in the black background
  ObjectAnimator bgAnim = ObjectAnimator.ofInt(mViewPager.getBackground(), "alpha", 0, 255);
  bgAnim.setDuration(duration);
  bgAnim.start();

  // Animate a color filter to take the image from grayscale to full color.
  // This happens in parallel with the image scaling and moving into place.
  ObjectAnimator colorizer = ObjectAnimator.ofFloat(ImagePagerFragment.this,
      "saturation", 0, 1);
  colorizer.setDuration(duration);
  colorizer.start();

}
 

import com.nineoldandroids.view.ViewHelper; //导入方法依赖的package包/类
private void toggle(final boolean visible, final boolean animate, boolean force) {
    if (mVisible != visible || force) {
        mVisible = visible;
        int height = getHeight();
        if (height == 0 && !force) {
            ViewTreeObserver vto = getViewTreeObserver();
            if (vto.isAlive()) {
                vto.addOnPreDrawListener(new ViewTreeObserver.OnPreDrawListener() {
                    @Override
                    public boolean onPreDraw() {
                        ViewTreeObserver currentVto = getViewTreeObserver();
                        if (currentVto.isAlive()) {
                            currentVto.removeOnPreDrawListener(this);
                        }
                        toggle(visible, animate, true);
                        return true;
                    }
                });
                return;
            }
        }
        int translationY = visible ? 0 : height + getMarginBottom();
        if (animate) {
            ViewPropertyAnimator.animate(this).setInterpolator(mInterpolator)
                    .setDuration(TRANSLATE_DURATION_MILLIS)
                    .translationY(translationY);
        } else {
            ViewHelper.setTranslationY(this, translationY);
        }

        // On pre-Honeycomb a translated view is still clickable, so we need to disable clicks manually
        if (!hasHoneycombApi()) {
            setClickable(visible);
        }
    }
}
 

import com.nineoldandroids.view.ViewHelper; //导入方法依赖的package包/类
public void finishAnimations() {
    scanAnimation.cancel();
    searchAnimation.cancel();
    ivScanEffect.clearAnimation();
    ivScanEffect.setVisibility(View.GONE);
    ivSearch.clearAnimation();
    ViewHelper.setTranslationX(ivSearch, 0f);
    ViewHelper.setTranslationY(ivSearch, 0f);

}
 

import com.nineoldandroids.view.ViewHelper; //导入方法依赖的package包/类
/**
 * reset the view to default status
 *
 * @param target
 */
public void reset(View target) {
	ViewHelper.setAlpha(target, 1);
	ViewHelper.setScaleX(target, 1);
	ViewHelper.setScaleY(target, 1);
	ViewHelper.setTranslationX(target, 0);
	ViewHelper.setTranslationY(target, 0);
	ViewHelper.setRotation(target, 0);
	ViewHelper.setRotationY(target, 0);
	ViewHelper.setRotationX(target, 0);
	ViewHelper.setPivotX(target, target.getMeasuredWidth() / 2.0f);
	ViewHelper.setPivotY(target, target.getMeasuredHeight() / 2.0f);
}
 

import com.nineoldandroids.view.ViewHelper; //导入方法依赖的package包/类
public static void clear(View v) {
    ViewHelper.setAlpha(v, 1);
    ViewHelper.setScaleY(v, 1);
    ViewHelper.setScaleX(v, 1);
    ViewHelper.setTranslationY(v, 0);
    ViewHelper.setTranslationX(v, 0);
    ViewHelper.setRotation(v, 0);
    ViewHelper.setRotationY(v, 0);
    ViewHelper.setRotationX(v, 0);
    // @TODO https://code.google.com/p/android/issues/detail?id=80863
    //        ViewHelper.setPivotY(v, v.getMeasuredHeight() / 2);
    v.setPivotY(v.getMeasuredHeight() / 2);
    ViewHelper.setPivotX(v, v.getMeasuredWidth() / 2);
    ViewPropertyAnimator.animate(v).setInterpolator(null);
}
 

import com.nineoldandroids.view.ViewHelper; //导入方法依赖的package包/类
public static void reset(View view) {
	ViewHelper.setAlpha(view, 1);
	ViewHelper.setScaleX(view, 1);
	ViewHelper.setScaleY(view, 1);
	ViewHelper.setTranslationX(view, 0);
	ViewHelper.setTranslationY(view, 0);
	ViewHelper.setRotation(view, 0);
	ViewHelper.setRotationY(view, 0);
	ViewHelper.setRotationX(view, 0);
}
 

import com.nineoldandroids.view.ViewHelper; //导入方法依赖的package包/类
@Override
    public void onScrollChanged(int scrollY, boolean firstScroll, boolean dragging) {
        draggerView.setSlideEnabled(scrollY <= 0);
        // Translate overlay and image
        float flexibleRange = mFlexibleSpaceImageHeight - mActionBarSize;
        int minOverlayTransitionY = mActionBarSize - mOverlayView.getHeight();
        ViewHelper.setTranslationY(mOverlayView, ScrollUtils.getFloat(-scrollY, minOverlayTransitionY, 0));
        ViewHelper.setTranslationY(mImageView, ScrollUtils.getFloat(-scrollY, minOverlayTransitionY, 0));

        // Change alpha of overlay
//        ViewHelper.setAlpha(mOverlayView, ScrollUtils.getFloat((float) scrollY / flexibleRange, 0, 1));

        // Scale title text
        float scale = 1 + ScrollUtils.getFloat((flexibleRange - scrollY) / flexibleRange, 0, MAX_TEXT_SCALE_DELTA);
        ViewHelper.setPivotX(mTitleView, 0);
        ViewHelper.setPivotY(mTitleView, 0);
        ViewHelper.setScaleX(mTitleView, scale);
        ViewHelper.setScaleY(mTitleView, scale);

        // Translate title text
        int maxTitleTranslationY = (int) (mFlexibleSpaceImageHeight - mTitleView.getHeight() * scale);
        int titleTranslationY = maxTitleTranslationY - scrollY;
        ViewHelper.setTranslationY(mTitleView, titleTranslationY);

        // Translate FAB
        int maxFabTranslationY = mFlexibleSpaceImageHeight - 0 / 2;
        float fabTranslationY = ScrollUtils.getFloat(
                -scrollY + mFlexibleSpaceImageHeight - 0 / 2,
                mActionBarSize - 0 / 2,
                maxFabTranslationY);
        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.HONEYCOMB) {
            // On pre-honeycomb, ViewHelper.setTranslationX/Y does not set margin,
            // which causes FAB's OnClickListener not working.
//            FrameLayout.LayoutParams lp = (FrameLayout.LayoutParams) mFab.getLayoutParams();
//            lp.leftMargin = mOverlayView.getWidth() - mFabMargin - mFab.getWidth();
//            lp.topMargin = (int) fabTranslationY;
//            mFab.requestLayout();
        } else {
//            ViewHelper.setTranslationX(mFab, mOverlayView.getWidth() - mFabMargin - mFab.getWidth());
//            ViewHelper.setTranslationY(mFab, fabTranslationY);
        }

        // Show/hide FAB
        if (fabTranslationY < mFlexibleSpaceShowFabOffset) {
            hideFab();
        } else {
            showFab();
        }
    }
 

import com.nineoldandroids.view.ViewHelper; //导入方法依赖的package包/类
/**
 * Called each {@link #transformPage(View, float)} before {{@link #onTransform(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) || 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);
                        }
                    }
                }
            }
        }
    }
}