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

Example 51 with AnimatorUpdateListener

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

the class GlobalScreenshot method createScreenshotDropInAnimation.

private ValueAnimator createScreenshotDropInAnimation() {
    final float flashPeakDurationPct = ((float) (SCREENSHOT_FLASH_TO_PEAK_DURATION) / SCREENSHOT_DROP_IN_DURATION);
    final float flashDurationPct = 2f * flashPeakDurationPct;
    final Interpolator flashAlphaInterpolator = new Interpolator() {

        @Override
        public float getInterpolation(float x) {
            // Flash the flash view in and out quickly
            if (x <= flashDurationPct) {
                return (float) Math.sin(Math.PI * (x / flashDurationPct));
            }
            return 0;
        }
    };
    final Interpolator scaleInterpolator = new Interpolator() {

        @Override
        public float getInterpolation(float x) {
            // We start scaling when the flash is at it's peak
            if (x < flashPeakDurationPct) {
                return 0;
            }
            return (x - flashDurationPct) / (1f - flashDurationPct);
        }
    };
    ValueAnimator anim = ValueAnimator.ofFloat(0f, 1f);
    anim.setDuration(SCREENSHOT_DROP_IN_DURATION);
    anim.addListener(new AnimatorListenerAdapter() {

        @Override
        public void onAnimationStart(Animator animation) {
            mBackgroundView.setAlpha(0f);
            mBackgroundView.setVisibility(View.VISIBLE);
            mScreenshotView.setAlpha(0f);
            mScreenshotView.setTranslationX(0f);
            mScreenshotView.setTranslationY(0f);
            mScreenshotView.setScaleX(SCREENSHOT_SCALE + mBgPaddingScale);
            mScreenshotView.setScaleY(SCREENSHOT_SCALE + mBgPaddingScale);
            mScreenshotView.setVisibility(View.VISIBLE);
            mScreenshotFlash.setAlpha(0f);
            mScreenshotFlash.setVisibility(View.VISIBLE);
        }

        @Override
        public void onAnimationEnd(android.animation.Animator animation) {
            mScreenshotFlash.setVisibility(View.GONE);
        }
    });
    anim.addUpdateListener(new AnimatorUpdateListener() {

        @Override
        public void onAnimationUpdate(ValueAnimator animation) {
            float t = (Float) animation.getAnimatedValue();
            float scaleT = (SCREENSHOT_SCALE + mBgPaddingScale) - scaleInterpolator.getInterpolation(t) * (SCREENSHOT_SCALE - SCREENSHOT_DROP_IN_MIN_SCALE);
            mBackgroundView.setAlpha(scaleInterpolator.getInterpolation(t) * BACKGROUND_ALPHA);
            mScreenshotView.setAlpha(t);
            mScreenshotView.setScaleX(scaleT);
            mScreenshotView.setScaleY(scaleT);
            mScreenshotFlash.setAlpha(flashAlphaInterpolator.getInterpolation(t));
        }
    });
    return anim;
}

Example 52 with AnimatorUpdateListener

use of android.animation.ValueAnimator.AnimatorUpdateListener in project android_frameworks_base by crdroidandroid.

the class SwipeHelper method snapChild.

public void snapChild(final View animView, final float targetLeft, float velocity) {
    final boolean canBeDismissed = mCallback.canChildBeDismissed(animView);
    AnimatorUpdateListener updateListener = new AnimatorUpdateListener() {

        public void onAnimationUpdate(ValueAnimator animation) {
            onTranslationUpdate(animView, (float) animation.getAnimatedValue(), canBeDismissed);
        }
    };
    Animator anim = getViewTranslationAnimator(animView, targetLeft, updateListener);
    if (anim == null) {
        return;
    }
    int duration = SNAP_ANIM_LEN;
    anim.setDuration(duration);
    anim.addListener(new AnimatorListenerAdapter() {

        public void onAnimationEnd(Animator animator) {
            mSnappingChild = false;
            updateSwipeProgressFromOffset(animView, canBeDismissed);
            mCallback.onChildSnappedBack(animView, targetLeft);
        }
    });
    prepareSnapBackAnimation(animView, anim);
    mSnappingChild = true;
    anim.start();
}

Example 53 with AnimatorUpdateListener

use of android.animation.ValueAnimator.AnimatorUpdateListener in project coursera-android by aporter.

the class ValueAnimatorActivity method startAnimation.

public void startAnimation() {
    final ImageView imageView = (ImageView) findViewById(R.id.image_view);
    ValueAnimator anim = ValueAnimator.ofObject(new ArgbEvaluator(), RED, BLUE);
    anim.addUpdateListener(new AnimatorUpdateListener() {

        @Override
        public void onAnimationUpdate(ValueAnimator animation) {
            imageView.setBackgroundColor((Integer) animation.getAnimatedValue());
        }
    });
    anim.setDuration(10000);
    anim.start();
}

Example 54 with AnimatorUpdateListener

use of android.animation.ValueAnimator.AnimatorUpdateListener in project Launcher3 by chislon.

the class AppWidgetResizeFrame method snapToWidget.

public void snapToWidget(boolean animate) {
    final DragLayer.LayoutParams lp = (DragLayer.LayoutParams) getLayoutParams();
    int newWidth = mWidgetView.getWidth() + 2 * mBackgroundPadding - mWidgetPaddingLeft - mWidgetPaddingRight;
    int newHeight = mWidgetView.getHeight() + 2 * mBackgroundPadding - mWidgetPaddingTop - mWidgetPaddingBottom;
    mTmpPt[0] = mWidgetView.getLeft();
    mTmpPt[1] = mWidgetView.getTop();
    mDragLayer.getDescendantCoordRelativeToSelf(mCellLayout.getShortcutsAndWidgets(), mTmpPt);
    int newX = mTmpPt[0] - mBackgroundPadding + mWidgetPaddingLeft;
    int newY = mTmpPt[1] - mBackgroundPadding + mWidgetPaddingTop;
    // down accordingly to provide a proper touch target.
    if (newY < 0) {
        // In this case we shift the touch region down to start at the top of the DragLayer
        mTopTouchRegionAdjustment = -newY;
    } else {
        mTopTouchRegionAdjustment = 0;
    }
    if (newY + newHeight > mDragLayer.getHeight()) {
        // In this case we shift the touch region up to end at the bottom of the DragLayer
        mBottomTouchRegionAdjustment = -(newY + newHeight - mDragLayer.getHeight());
    } else {
        mBottomTouchRegionAdjustment = 0;
    }
    if (!animate) {
        lp.width = newWidth;
        lp.height = newHeight;
        lp.x = newX;
        lp.y = newY;
        mLeftHandle.setAlpha(1.0f);
        mRightHandle.setAlpha(1.0f);
        mTopHandle.setAlpha(1.0f);
        mBottomHandle.setAlpha(1.0f);
        requestLayout();
    } else {
        PropertyValuesHolder width = PropertyValuesHolder.ofInt("width", lp.width, newWidth);
        PropertyValuesHolder height = PropertyValuesHolder.ofInt("height", lp.height, newHeight);
        PropertyValuesHolder x = PropertyValuesHolder.ofInt("x", lp.x, newX);
        PropertyValuesHolder y = PropertyValuesHolder.ofInt("y", lp.y, newY);
        ObjectAnimator oa = LauncherAnimUtils.ofPropertyValuesHolder(lp, this, width, height, x, y);
        ObjectAnimator leftOa = LauncherAnimUtils.ofFloat(mLeftHandle, "alpha", 1.0f);
        ObjectAnimator rightOa = LauncherAnimUtils.ofFloat(mRightHandle, "alpha", 1.0f);
        ObjectAnimator topOa = LauncherAnimUtils.ofFloat(mTopHandle, "alpha", 1.0f);
        ObjectAnimator bottomOa = LauncherAnimUtils.ofFloat(mBottomHandle, "alpha", 1.0f);
        oa.addUpdateListener(new AnimatorUpdateListener() {

            public void onAnimationUpdate(ValueAnimator animation) {
                requestLayout();
            }
        });
        AnimatorSet set = LauncherAnimUtils.createAnimatorSet();
        if (mResizeMode == AppWidgetProviderInfo.RESIZE_VERTICAL) {
            set.playTogether(oa, topOa, bottomOa);
        } else if (mResizeMode == AppWidgetProviderInfo.RESIZE_HORIZONTAL) {
            set.playTogether(oa, leftOa, rightOa);
        } else {
            set.playTogether(oa, leftOa, rightOa, topOa, bottomOa);
        }
        set.setDuration(SNAP_DURATION);
        set.start();
    }
}

Example 55 with AnimatorUpdateListener

use of android.animation.ValueAnimator.AnimatorUpdateListener in project TwinklingRefreshLayout by lcodecorex.

the class AnimProcessor method animBottomBack.

/**
     * 4.加载更多完成或者不满足进入加载更多模式的条件时，收起尾部（当前位置 ~ 0）
     */
public void animBottomBack() {
    isAnimBottomBack = true;
    animLayoutByTime(getVisibleFootHeight(), 0, new AnimatorUpdateListener() {

        @Override
        public void onAnimationUpdate(ValueAnimator animation) {
            if (!ScrollingUtil.isViewToBottom(cp.getTargetView(), cp.getTouchSlop())) {
                int dy = getVisibleFootHeight() - (int) animation.getAnimatedValue();
                //可以让TargetView滚动dy高度，但这样两个方向上滚动感觉画面闪烁，改为dy/2是为了消除闪烁
                if (dy > 0) {
                    if (cp.getTargetView() instanceof RecyclerView)
                        ScrollingUtil.scrollAViewBy(cp.getTargetView(), dy);
                    else
                        ScrollingUtil.scrollAViewBy(cp.getTargetView(), dy / 2);
                }
            }
            //decorate the AnimatorUpdateListener
            animBottomUpListener.onAnimationUpdate(animation);
        }
    }, new AnimatorListenerAdapter() {

        @Override
        public void onAnimationEnd(Animator animation) {
            isAnimBottomBack = false;
        }
    });
}