Examples with ValueAnimator android.animation.ValueAnimator used on opensource projects

Example 76 with ValueAnimator

use of android.animation.ValueAnimator in project android_frameworks_base by DirtyUnicorns.

the class Crossfade method createAnimator.

@Override
public Animator createAnimator(ViewGroup sceneRoot, TransitionValues startValues, TransitionValues endValues) {
    if (startValues == null || endValues == null) {
        return null;
    }
    final boolean useParentOverlay = mFadeBehavior != FADE_BEHAVIOR_REVEAL;
    final View view = endValues.view;
    Map<String, Object> startVals = startValues.values;
    Map<String, Object> endVals = endValues.values;
    Rect startBounds = (Rect) startVals.get(PROPNAME_BOUNDS);
    Rect endBounds = (Rect) endVals.get(PROPNAME_BOUNDS);
    Bitmap startBitmap = (Bitmap) startVals.get(PROPNAME_BITMAP);
    Bitmap endBitmap = (Bitmap) endVals.get(PROPNAME_BITMAP);
    final BitmapDrawable startDrawable = (BitmapDrawable) startVals.get(PROPNAME_DRAWABLE);
    final BitmapDrawable endDrawable = (BitmapDrawable) endVals.get(PROPNAME_DRAWABLE);
    if (Transition.DBG) {
        Log.d(LOG_TAG, "StartBitmap.sameAs(endBitmap) = " + startBitmap.sameAs(endBitmap) + " for start, end: " + startBitmap + ", " + endBitmap);
    }
    if (startDrawable != null && endDrawable != null && !startBitmap.sameAs(endBitmap)) {
        ViewOverlay overlay = useParentOverlay ? ((ViewGroup) view.getParent()).getOverlay() : view.getOverlay();
        if (mFadeBehavior == FADE_BEHAVIOR_REVEAL) {
            overlay.add(endDrawable);
        }
        overlay.add(startDrawable);
        // The transition works by placing the end drawable under the start drawable and
        // gradually fading out the start drawable. So it's not really a cross-fade, but rather
        // a reveal of the end scene over time. Also, animate the bounds of both drawables
        // to mimic the change in the size of the view itself between scenes.
        ObjectAnimator anim;
        if (mFadeBehavior == FADE_BEHAVIOR_OUT_IN) {
            // Fade out completely halfway through the transition
            anim = ObjectAnimator.ofInt(startDrawable, "alpha", 255, 0, 0);
        } else {
            anim = ObjectAnimator.ofInt(startDrawable, "alpha", 0);
        }
        anim.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {

            @Override
            public void onAnimationUpdate(ValueAnimator animation) {
                // TODO: some way to auto-invalidate views based on drawable changes? callbacks?
                view.invalidate(startDrawable.getBounds());
            }
        });
        ObjectAnimator anim1 = null;
        if (mFadeBehavior == FADE_BEHAVIOR_OUT_IN) {
            // start fading in halfway through the transition
            anim1 = ObjectAnimator.ofFloat(view, View.ALPHA, 0, 0, 1);
        } else if (mFadeBehavior == FADE_BEHAVIOR_CROSSFADE) {
            anim1 = ObjectAnimator.ofFloat(view, View.ALPHA, 0, 1);
        }
        if (Transition.DBG) {
            Log.d(LOG_TAG, "Crossfade: created anim " + anim + " for start, end values " + startValues + ", " + endValues);
        }
        anim.addListener(new AnimatorListenerAdapter() {

            @Override
            public void onAnimationEnd(Animator animation) {
                ViewOverlay overlay = useParentOverlay ? ((ViewGroup) view.getParent()).getOverlay() : view.getOverlay();
                overlay.remove(startDrawable);
                if (mFadeBehavior == FADE_BEHAVIOR_REVEAL) {
                    overlay.remove(endDrawable);
                }
            }
        });
        AnimatorSet set = new AnimatorSet();
        set.playTogether(anim);
        if (anim1 != null) {
            set.playTogether(anim1);
        }
        if (mResizeBehavior == RESIZE_BEHAVIOR_SCALE && !startBounds.equals(endBounds)) {
            if (Transition.DBG) {
                Log.d(LOG_TAG, "animating from startBounds to endBounds: " + startBounds + ", " + endBounds);
            }
            Animator anim2 = ObjectAnimator.ofObject(startDrawable, "bounds", sRectEvaluator, startBounds, endBounds);
            set.playTogether(anim2);
            if (mResizeBehavior == RESIZE_BEHAVIOR_SCALE) {
                // TODO: How to handle resizing with a CROSSFADE (vs. REVEAL) effect
                // when we are animating the view directly?
                Animator anim3 = ObjectAnimator.ofObject(endDrawable, "bounds", sRectEvaluator, startBounds, endBounds);
                set.playTogether(anim3);
            }
        }
        return set;
    } else {
        return null;
    }
}

Example 77 with ValueAnimator

use of android.animation.ValueAnimator in project android_frameworks_base by DirtyUnicorns.

the class VolumeDialogMotion method startShowAnimation.

private void startShowAnimation() {
    if (D.BUG)
        Log.d(TAG, "startShowAnimation");
    mDialogView.animate().translationY(0).setDuration(scaledDuration(300)).setInterpolator(new LogDecelerateInterpolator()).setListener(null).setUpdateListener(new AnimatorUpdateListener() {

        @Override
        public void onAnimationUpdate(ValueAnimator animation) {
            if (mChevronPositionAnimator == null)
                return;
            // reposition chevron
            final float v = (Float) mChevronPositionAnimator.getAnimatedValue();
            final int posY = chevronPosY();
            mChevron.setTranslationY(posY + v + -mDialogView.getTranslationY());
        }
    }).start();
    mContentsPositionAnimator = ValueAnimator.ofFloat(-chevronDistance(), 0).setDuration(scaledDuration(400));
    mContentsPositionAnimator.addListener(new AnimatorListenerAdapter() {

        private boolean mCancelled;

        @Override
        public void onAnimationEnd(Animator animation) {
            if (mCancelled)
                return;
            if (D.BUG)
                Log.d(TAG, "show.onAnimationEnd");
            setShowing(false);
        }

        @Override
        public void onAnimationCancel(Animator animation) {
            if (D.BUG)
                Log.d(TAG, "show.onAnimationCancel");
            mCancelled = true;
        }
    });
    mContentsPositionAnimator.addUpdateListener(new AnimatorUpdateListener() {

        @Override
        public void onAnimationUpdate(ValueAnimator animation) {
            float v = (Float) animation.getAnimatedValue();
            mContents.setTranslationY(v + -mDialogView.getTranslationY());
        }
    });
    mContentsPositionAnimator.setInterpolator(new LogDecelerateInterpolator());
    mContentsPositionAnimator.start();
    mContents.setAlpha(0);
    mContents.animate().alpha(1).setDuration(scaledDuration(150)).setInterpolator(new PathInterpolator(0f, 0f, .2f, 1f)).start();
    mChevronPositionAnimator = ValueAnimator.ofFloat(-chevronDistance(), 0).setDuration(scaledDuration(250));
    mChevronPositionAnimator.setInterpolator(new PathInterpolator(.4f, 0f, .2f, 1f));
    mChevronPositionAnimator.start();
    mChevron.setAlpha(0);
    mChevron.animate().alpha(1).setStartDelay(scaledDuration(50)).setDuration(scaledDuration(150)).setInterpolator(new PathInterpolator(.4f, 0f, 1f, 1f)).start();
}

Example 78 with ValueAnimator

use of android.animation.ValueAnimator in project android_frameworks_base by DirtyUnicorns.

the class PanelView method startUnlockHintAnimationPhase2.

/**
     * Phase 2: Bounce down.
     */
private void startUnlockHintAnimationPhase2(final Runnable onAnimationFinished) {
    ValueAnimator animator = createHeightAnimator(getMaxPanelHeight());
    animator.setDuration(450);
    animator.setInterpolator(mBounceInterpolator);
    animator.addListener(new AnimatorListenerAdapter() {

        @Override
        public void onAnimationEnd(Animator animation) {
            mHeightAnimator = null;
            onAnimationFinished.run();
            notifyBarPanelExpansionChanged();
        }
    });
    animator.start();
    mHeightAnimator = animator;
}

Example 79 with ValueAnimator

use of android.animation.ValueAnimator in project android_frameworks_base by DirtyUnicorns.

the class StackStateAnimator method animateOverScrollToAmount.

public void animateOverScrollToAmount(float targetAmount, final boolean onTop, final boolean isRubberbanded) {
    final float startOverScrollAmount = mHostLayout.getCurrentOverScrollAmount(onTop);
    if (targetAmount == startOverScrollAmount) {
        return;
    }
    cancelOverScrollAnimators(onTop);
    ValueAnimator overScrollAnimator = ValueAnimator.ofFloat(startOverScrollAmount, targetAmount);
    overScrollAnimator.setDuration(ANIMATION_DURATION_STANDARD);
    overScrollAnimator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {

        @Override
        public void onAnimationUpdate(ValueAnimator animation) {
            float currentOverScroll = (float) animation.getAnimatedValue();
            mHostLayout.setOverScrollAmount(currentOverScroll, onTop, false, /* animate */
            false, /* cancelAnimators */
            isRubberbanded);
        }
    });
    overScrollAnimator.setInterpolator(Interpolators.FAST_OUT_SLOW_IN);
    overScrollAnimator.addListener(new AnimatorListenerAdapter() {

        @Override
        public void onAnimationEnd(Animator animation) {
            if (onTop) {
                mTopOverScrollAnimator = null;
            } else {
                mBottomOverScrollAnimator = null;
            }
        }
    });
    overScrollAnimator.start();
    if (onTop) {
        mTopOverScrollAnimator = overScrollAnimator;
    } else {
        mBottomOverScrollAnimator = overScrollAnimator;
    }
}

Example 80 with ValueAnimator

use of android.animation.ValueAnimator in project android_frameworks_base by DirtyUnicorns.

the class GLTextureViewActivity method onSurfaceTextureAvailable.

@Override
public void onSurfaceTextureAvailable(SurfaceTexture surface, int width, int height) {
    mRenderThread = new RenderThread(getResources(), surface);
    mRenderThread.start();
    mTextureView.setCameraDistance(5000);
    ObjectAnimator animator = ObjectAnimator.ofFloat(mTextureView, "rotationY", 0.0f, 360.0f);
    animator.setRepeatMode(ObjectAnimator.REVERSE);
    animator.setRepeatCount(ObjectAnimator.INFINITE);
    animator.setDuration(4000);
    animator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {

        @Override
        public void onAnimationUpdate(ValueAnimator animation) {
            mTextureView.invalidate();
        }
    });
    animator.start();
}