Example usage for android.support.v4.view MotionEventCompat ACTION_POINTER_UP

Introduction

In this page you can find the example usage for android.support.v4.view MotionEventCompat ACTION_POINTER_UP.

Prototype

int ACTION_POINTER_UP

To view the source code for android.support.v4.view MotionEventCompat ACTION_POINTER_UP.

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Document

Synonym for MotionEvent#ACTION_POINTER_UP .

Usage

From source file:com.example.swiperefresh.SwipeRefreshLayout.java

@Override
public boolean onTouchEvent(MotionEvent ev) {
    final int action = MotionEventCompat.getActionMasked(ev);

    if (mReturningToStart && action == MotionEvent.ACTION_DOWN) {
        mReturningToStart = false;/*  w  ww.  ja va 2  s  . co m*/
    }

    if (!isEnabled() || mReturningToStart) {
        // Fail fast if we're not in a state where a swipe is possible
        return false;
    }

    switch (action) {
    case MotionEvent.ACTION_DOWN:
        mLastMotionY = mInitialMotionY = ev.getY();
        mActivePointerId = MotionEventCompat.getPointerId(ev, 0);
        mIsBeingDragged = false;
        mCurrPercentage = 0;
        mStartPoint = mInitialMotionY;

        up = canChildScrollUp();
        down = canChildScrollDown();
        break;

    case MotionEvent.ACTION_MOVE:
        final int pointerIndex = MotionEventCompat.findPointerIndex(ev, mActivePointerId);
        if (pointerIndex < 0) {
            Log.e(LOG_TAG, "Got ACTION_MOVE event but have an invalid active pointer id.");
            return false;
        }

        final float y = MotionEventCompat.getY(ev, pointerIndex);
        //                final float yDiff = y - mInitialMotionY;
        final float yDiff = y - mStartPoint;

        if ((mLastDirection == Mode.PULL_FROM_START && yDiff < 0)
                || (mLastDirection == Mode.PULL_FROM_END && yDiff > 0)) {
            return true;
        }

        if (!mIsBeingDragged && (yDiff > 0 && mLastDirection == Mode.PULL_FROM_START)
                || (yDiff < 0 && mLastDirection == Mode.PULL_FROM_END)) {
            mIsBeingDragged = true;
        }

        if (mIsBeingDragged) {
            // User velocity passed min velocity; trigger a refresh
            if (yDiff > mDistanceToTriggerSync) {
                // User movement passed distance; trigger a refresh
                if (mLastDirection == Mode.PULL_FROM_END) {
                    return true;

                }
                if ((mMode == Mode.PULL_FROM_START) || (mMode == Mode.BOTH)) {
                    mLastDirection = Mode.PULL_FROM_START;
                    startRefresh();
                }
            } else if (-yDiff > mDistanceToTriggerSync) {
                if ((!up && !down && !loadNoFull) || mLastDirection == Mode.PULL_FROM_START) {
                    return true;
                }
                if ((mMode == Mode.PULL_FROM_END) || (mMode == Mode.BOTH)) {
                    mLastDirection = Mode.PULL_FROM_END;
                    startLoad();
                }
            } else {
                if (!up && !down && yDiff < 0 && !loadNoFull) {
                    return true;
                }
                // Just track the user's movement
                //???????
                setTriggerPercentage(
                        mAccelerateInterpolator.getInterpolation(Math.abs(yDiff) / mDistanceToTriggerSync));
                updateContentOffsetTop((int) yDiff);
                if (mTarget.getTop() == getPaddingTop()) {
                    // If the user puts the view back at the top, we
                    // don't need to. This shouldn't be considered
                    // cancelling the gesture as the user can restart from the top.
                    removeCallbacks(mCancel);
                    mLastDirection = Mode.DISABLED;
                } else {
                    mDirection = (yDiff > 0 ? 1 : -1);
                    updatePositionTimeout();
                }
            }
            mLastMotionY = y;
        }
        break;

    case MotionEventCompat.ACTION_POINTER_DOWN: {
        final int index = MotionEventCompat.getActionIndex(ev);
        mLastMotionY = MotionEventCompat.getY(ev, index);
        mActivePointerId = MotionEventCompat.getPointerId(ev, index);
        break;
    }

    case MotionEventCompat.ACTION_POINTER_UP:
        onSecondaryPointerUp(ev);
        break;

    case MotionEvent.ACTION_UP:
    case MotionEvent.ACTION_CANCEL:
        mIsBeingDragged = false;
        mCurrPercentage = 0;
        mActivePointerId = INVALID_POINTER;
        mLastDirection = Mode.DISABLED;
        return false;
    }

    return true;
}

---

From source file:com.hxqc.mall.thirdshop.views.CustomScrollView.java

@Override
public boolean onTouchEvent(MotionEvent ev) {
    initVelocityTrackerIfNotExists();/*from ww  w  .  j  a  va  2 s.  co m*/

    MotionEvent vtev = MotionEvent.obtain(ev);

    final int actionMasked = MotionEventCompat.getActionMasked(ev);

    if (actionMasked == MotionEvent.ACTION_DOWN) {
        mNestedYOffset = 0;
    }
    vtev.offsetLocation(0, mNestedYOffset);

    switch (actionMasked) {
    case MotionEvent.ACTION_DOWN: {
        if (getChildCount() == 0) {
            return false;
        }
        if ((mIsBeingDragged = !mScroller.isFinished())) {
            final ViewParent parent = getParent();
            if (parent != null) {
                parent.requestDisallowInterceptTouchEvent(true);
            }
        }

        /*
         * If being flinged and user touches, stop the fling. isFinished
         * will be false if being flinged.
         */
        if (!mScroller.isFinished()) {
            mScroller.abortAnimation();
        }

        // Remember where the motion event started
        mLastMotionY = (int) ev.getY();
        mActivePointerId = MotionEventCompat.getPointerId(ev, 0);
        startNestedScroll(ViewCompat.SCROLL_AXIS_VERTICAL);
        break;
    }
    case MotionEvent.ACTION_MOVE:
        final int activePointerIndex = MotionEventCompat.findPointerIndex(ev, mActivePointerId);
        if (activePointerIndex == -1) {
            DebugLog.e(TAG, "Invalid pointerId=" + mActivePointerId + " in onTouchEvent");
            break;
        }

        final int y = (int) MotionEventCompat.getY(ev, activePointerIndex);
        int deltaY = mLastMotionY - y;
        if (dispatchNestedPreScroll(0, deltaY, mScrollConsumed, mScrollOffset)) {
            deltaY -= mScrollConsumed[1];
            vtev.offsetLocation(0, mScrollOffset[1]);
            mNestedYOffset += mScrollOffset[1];
        }
        if (!mIsBeingDragged && Math.abs(deltaY) > mTouchSlop) {
            final ViewParent parent = getParent();
            if (parent != null) {
                parent.requestDisallowInterceptTouchEvent(true);
            }
            mIsBeingDragged = true;
            if (deltaY > 0) {
                deltaY -= mTouchSlop;
            } else {
                deltaY += mTouchSlop;
            }
        }
        if (mIsBeingDragged) {
            // Scroll to follow the motion event
            mLastMotionY = y - mScrollOffset[1];

            final int oldY = getScrollY();
            final int range = getScrollRange();
            final int overscrollMode = ViewCompat.getOverScrollMode(this);
            boolean canOverscroll = overscrollMode == ViewCompat.OVER_SCROLL_ALWAYS
                    || (overscrollMode == ViewCompat.OVER_SCROLL_IF_CONTENT_SCROLLS && range > 0);

            // Calling overScrollByCompat will call onOverScrolled, which
            // calls onScrollChanged if applicable.
            if (overScrollByCompat(0, deltaY, 0, getScrollY(), 0, range, 0, 0, true)
                    && !hasNestedScrollingParent()) {
                // Break our velocity if we hit a scroll barrier.
                mVelocityTracker.clear();
            }

            final int scrolledDeltaY = getScrollY() - oldY;
            final int unconsumedY = deltaY - scrolledDeltaY;
            if (dispatchNestedScroll(0, scrolledDeltaY, 0, unconsumedY, mScrollOffset)) {
                mLastMotionY -= mScrollOffset[1];
                vtev.offsetLocation(0, mScrollOffset[1]);
                mNestedYOffset += mScrollOffset[1];
            } else if (canOverscroll) {
                ensureGlows();
                final int pulledToY = oldY + deltaY;
                if (pulledToY < 0) {
                    mEdgeGlowTop.onPull((float) deltaY / getHeight(),
                            MotionEventCompat.getX(ev, activePointerIndex) / getWidth());
                    if (!mEdgeGlowBottom.isFinished()) {
                        mEdgeGlowBottom.onRelease();
                    }
                } else if (pulledToY > range) {
                    mEdgeGlowBottom.onPull((float) deltaY / getHeight(),
                            1.f - MotionEventCompat.getX(ev, activePointerIndex) / getWidth());
                    if (!mEdgeGlowTop.isFinished()) {
                        mEdgeGlowTop.onRelease();
                    }
                }
                if (mEdgeGlowTop != null && (!mEdgeGlowTop.isFinished() || !mEdgeGlowBottom.isFinished())) {
                    ViewCompat.postInvalidateOnAnimation(this);
                }
            }
        }
        break;
    case MotionEvent.ACTION_UP:
        if (mIsBeingDragged) {
            final VelocityTracker velocityTracker = mVelocityTracker;
            velocityTracker.computeCurrentVelocity(1000, mMaximumVelocity);
            int initialVelocity = (int) VelocityTrackerCompat.getYVelocity(velocityTracker, mActivePointerId);

            if ((Math.abs(initialVelocity) > mMinimumVelocity)) {
                flingWithNestedDispatch(-initialVelocity);
            }

            mActivePointerId = INVALID_POINTER;
            endDrag();
        }
        break;
    case MotionEvent.ACTION_CANCEL:
        if (mIsBeingDragged && getChildCount() > 0) {
            mActivePointerId = INVALID_POINTER;
            endDrag();
        }
        break;
    case MotionEventCompat.ACTION_POINTER_DOWN: {
        final int index = MotionEventCompat.getActionIndex(ev);
        mLastMotionY = (int) MotionEventCompat.getY(ev, index);
        mActivePointerId = MotionEventCompat.getPointerId(ev, index);
        break;
    }
    case MotionEventCompat.ACTION_POINTER_UP:
        onSecondaryPointerUp(ev);
        mLastMotionY = (int) MotionEventCompat.getY(ev,
                MotionEventCompat.findPointerIndex(ev, mActivePointerId));
        break;
    default:
        break;
    }

    if (mVelocityTracker != null) {
        mVelocityTracker.addMovement(vtev);
    }
    vtev.recycle();
    return true;
}

---

From source file:com.limxing.library.PullToRefresh.SwipeRefreshLayout.java

@Override
public boolean onTouchEvent(MotionEvent ev) {

    try {//from w w w  .j av  a 2 s .c om
        final int action = MotionEventCompat.getActionMasked(ev);

        if (mReturningToStart && action == MotionEvent.ACTION_DOWN) {

            mReturningToStart = false;
        }

        if (!isEnabled() || mReturningToStart) {
            // Fail fast if we're not in a state where a swipe is possible
            return false;
        }
        if (isRefreshing()) {
            return false;
        }

        if (mLoading) {
            return false;
        }

        switch (action) {
        case MotionEvent.ACTION_DOWN:
            mInitialMotionY = ev.getY();
            mActivePointerId = MotionEventCompat.getPointerId(ev, 0);
            mIsBeingDragged = false;

            up = canChildScrollUp();
            down = canChildScrollDown();
            break;

        case MotionEvent.ACTION_MOVE:

            final int pointerIndex = MotionEventCompat.findPointerIndex(ev, mActivePointerId);
            if (pointerIndex < 0) {
                Log.e(LOG_TAG, "Got ACTION_MOVE event but have an invalid active pointer id.");
                return false;
            }

            final float y = MotionEventCompat.getY(ev, pointerIndex);
            final float yDiff = y - mInitialMotionY;

            if (up) { // ??
                if (down) { // ??
                    return false;
                } else {
                    if (-yDiff > mTouchSlop) { // 
                        direction = 1;
                        mIsBeingDragged = true;
                    }
                }
            } else {
                if (yDiff > mTouchSlop) {
                    direction = 0;
                    mIsBeingDragged = true;
                }
            }

            if (mIsBeingDragged) {
                if (direction == 0) {
                    // User velocity passed min velocity; trigger a refresh
                    if (yDiff > mDistanceToTriggerSync) {
                        state = RELEASE_TO_REFRESH;
                        defaultText = releaseDownLabel;

                    } else {
                        state = PULL_TO_REFRESH;
                        defaultText = pullDownLabel;
                    }
                    if (latestRefreshTime.equals("")) {
                        latestRefreshTime = formatter.format(new Date());
                    }
                    setProgressBarProperty(mTarget.getTop());

                    updateContentOffsetTop((int) yDiff >> 1);
                } else {
                    if (-yDiff > mDistanceToTriggerSync) {
                        state = RELEASE_TO_REFRESH;
                        defaultText = releaseUpLabel;
                    } else {
                        state = PULL_TO_REFRESH;
                        defaultText = pullUpLabel;
                    }
                    if (latestLoadTime.equals("")) {
                        latestLoadTime = formatter.format(new Date());
                    }
                    setProgressBarProperty(mTarget.getTop());
                    updateContentOffsetBottom((int) yDiff >> 1);
                }
            }

            break;

        case MotionEventCompat.ACTION_POINTER_DOWN: {
            final int index = MotionEventCompat.getActionIndex(ev);
            mActivePointerId = MotionEventCompat.getPointerId(ev, index);
            break;
        }

        case MotionEventCompat.ACTION_POINTER_UP:
            onSecondaryPointerUp(ev);
            break;

        case MotionEvent.ACTION_UP:
            final int mPointerIndex = MotionEventCompat.findPointerIndex(ev, mActivePointerId);
            if (mPointerIndex < 0) {
                Log.e(LOG_TAG, "Got ACTION_MOVE event but have an invalid active pointer id.");
                return false;
            }

            final float mY = MotionEventCompat.getY(ev, mPointerIndex);
            final float mYDiff = mY - mInitialMotionY;

            if (!mIsBeingDragged && mYDiff > mTouchSlop) {
                mIsBeingDragged = true;
            }

            if (direction == 0) {
                if (mIsBeingDragged) {
                    if (mYDiff > mDistanceToTriggerSync) {
                        // User movement passed distance; trigger a refresh
                        startRefresh();
                    } else {
                        mReturnToStartPosition.run();
                    }
                }
            } else {
                if (mIsBeingDragged) {
                    if (-mYDiff > mDistanceToTriggerSync) {
                        // User movement passed distance; trigger a refresh
                        startLoad();
                    } else {
                        mReturnToStartPosition.run();
                    }
                }
            }

        case MotionEvent.ACTION_CANCEL:
            mIsBeingDragged = false;
            mActivePointerId = INVALID_POINTER;
            return false;
        }

        return true;
    } catch (IllegalArgumentException e) {
        Log.e("error", e.getMessage());
        return false;
    }

}

---

From source file:br.com.leoleal.swipetorefresh.SwipeRefreshLayout.java

@Override
public boolean onTouchEvent(MotionEvent ev) {
    final int action = MotionEventCompat.getActionMasked(ev);

    if (mReturningToStart && action == MotionEvent.ACTION_DOWN) {
        mReturningToStart = false;//from w w  w.  ja  va  2 s  .  c om
    }

    if (!isEnabled() || mReturningToStart || canChildScrollUp()) {
        // Fail fast if we're not in a state where a swipe is possible
        return false;
    }

    switch (action) {
    case MotionEvent.ACTION_DOWN:
        mActivePointerId = MotionEventCompat.getPointerId(ev, 0);
        mIsBeingDragged = false;
        break;

    case MotionEvent.ACTION_MOVE: {
        final int pointerIndex = MotionEventCompat.findPointerIndex(ev, mActivePointerId);
        if (pointerIndex < 0) {
            Log.e(LOG_TAG, "Got ACTION_MOVE event but have an invalid active pointer id.");
            return false;
        }

        final float y = MotionEventCompat.getY(ev, pointerIndex);
        final float overscrollTop = (y - mInitialMotionY) * DRAG_RATE;
        if (mIsBeingDragged) {
            mProgress.showArrow(true);
            float originalDragPercent = overscrollTop / mTotalDragDistance;
            if (originalDragPercent < 0) {
                return false;
            }
            float dragPercent = Math.min(1f, Math.abs(originalDragPercent));
            float adjustedPercent = (float) Math.max(dragPercent - .4, 0) * 5 / 3;
            float extraOS = Math.abs(overscrollTop) - mTotalDragDistance;
            float slingshotDist = mUsingCustomStart ? mSpinnerFinalOffset - mOriginalOffsetTop
                    : mSpinnerFinalOffset;
            float tensionSlingshotPercent = Math.max(0, Math.min(extraOS, slingshotDist * 2) / slingshotDist);
            float tensionPercent = (float) ((tensionSlingshotPercent / 4)
                    - Math.pow((tensionSlingshotPercent / 4), 2)) * 2f;
            float extraMove = (slingshotDist) * tensionPercent * 2;

            int targetY = mOriginalOffsetTop + (int) ((slingshotDist * dragPercent) + extraMove);
            // where 1.0f is a full circle
            if (mCircleView.getVisibility() != View.VISIBLE) {
                mCircleView.setVisibility(View.VISIBLE);
            }
            if (!mScale) {
                mCircleView.setScaleX(1f);
                mCircleView.setScaleY(1f);
            }
            if (overscrollTop < mTotalDragDistance) {
                if (mScale) {
                    setAnimationProgress(overscrollTop / mTotalDragDistance);
                }
                if (mProgress.getAlpha() > STARTING_PROGRESS_ALPHA
                        && !isAnimationRunning(mAlphaStartAnimation)) {
                    // Animate the alpha
                    startProgressAlphaStartAnimation();
                }
                float strokeStart = adjustedPercent * .8f;
                mProgress.setStartEndTrim(0f, Math.min(MAX_PROGRESS_ANGLE, strokeStart));
                mProgress.setArrowScale(Math.min(1f, adjustedPercent));
            } else {
                if (mProgress.getAlpha() < MAX_ALPHA && !isAnimationRunning(mAlphaMaxAnimation)) {
                    // Animate the alpha
                    startProgressAlphaMaxAnimation();
                }
            }
            float rotation = (-0.25f + .4f * adjustedPercent + tensionPercent * 2) * .5f;
            mProgress.setProgressRotation(rotation);
            setTargetOffsetTopAndBottom(targetY - mCurrentTargetOffsetTop, true /* requires update */);
        }
        break;
    }
    case MotionEventCompat.ACTION_POINTER_DOWN: {
        final int index = MotionEventCompat.getActionIndex(ev);
        mActivePointerId = MotionEventCompat.getPointerId(ev, index);
        break;
    }

    case MotionEventCompat.ACTION_POINTER_UP:
        onSecondaryPointerUp(ev);
        break;

    case MotionEvent.ACTION_UP:
    case MotionEvent.ACTION_CANCEL: {
        if (mActivePointerId == INVALID_POINTER) {
            if (action == MotionEvent.ACTION_UP) {
                Log.e(LOG_TAG, "Got ACTION_UP event but don't have an active pointer id.");
            }
            return false;
        }
        final int pointerIndex = MotionEventCompat.findPointerIndex(ev, mActivePointerId);
        final float y = MotionEventCompat.getY(ev, pointerIndex);
        final float overscrollTop = (y - mInitialMotionY) * DRAG_RATE;
        mIsBeingDragged = false;
        if (overscrollTop > mTotalDragDistance) {
            setRefreshing(true, true /* notify */);
        } else {
            // cancel refresh
            mRefreshing = false;
            mProgress.setStartEndTrim(0f, 0f);
            Animation.AnimationListener listener = null;
            if (!mScale) {
                listener = new Animation.AnimationListener() {

                    @Override
                    public void onAnimationStart(Animation animation) {
                    }

                    @Override
                    public void onAnimationEnd(Animation animation) {
                        if (!mScale) {
                            startScaleDownAnimation(null);
                        }
                    }

                    @Override
                    public void onAnimationRepeat(Animation animation) {
                    }

                };
            }
            animateOffsetToStartPosition(mCurrentTargetOffsetTop, listener);
            mProgress.showArrow(false);
        }
        mActivePointerId = INVALID_POINTER;
        return false;
    }
    }

    return true;
}

---

From source file:com.tellh.swipetorefreshlayoutgoogle.SwipeRefreshTestLayout.java

@Override
public boolean onInterceptTouchEvent(MotionEvent ev) {
    ensureTarget();/*from   w  w w.j a  v a 2 s.  c  om*/

    final int action = MotionEventCompat.getActionMasked(ev);

    //mCircleView???mReturningToStart??
    if (mReturningToStart && action == MotionEvent.ACTION_DOWN) {
        mReturningToStart = false;
    }

    //??mCircleView???mTarget?
    //?mNestedScrollInProgress
    // ?????mTarget
    if (!isEnabled() || mReturningToStart || canChildScrollUp() || mRefreshing || mNestedScrollInProgress) {
        // Fail fast if we're not in a state where a swipe is possible
        return false;
    }

    switch (action) {
    //??
    case MotionEvent.ACTION_DOWN:
        //                setTargetOffsetTopAndBottom(mOriginalOffsetTop - mCircleView.getTop(), true);
        mActivePointerId = MotionEventCompat.getPointerId(ev, 0);
        mIsBeingDragged = false;
        final float initialDownY = getMotionEventY(ev, mActivePointerId);
        if (initialDownY == -1) {
            return false;
        }
        mInitialDownY = initialDownY;
        break;

    case MotionEvent.ACTION_MOVE:
        if (mActivePointerId == INVALID_POINTER) {
            Log.e(LOG_TAG, "Got ACTION_MOVE event but don't have an active pointer id.");
            return false;
        }

        final float y = getMotionEventY(ev, mActivePointerId);
        if (y == -1) {
            return false;
        }
        final float yDiff = y - mInitialDownY;
        //mIsBeingDraggedtrue
        if (yDiff > mTouchSlop && !mIsBeingDragged) {
            mInitialMotionY = mInitialDownY + mTouchSlop;
            mIsBeingDragged = true;
            mProgress.setAlpha(STARTING_PROGRESS_ALPHA);
        }
        break;

    //?
    case MotionEventCompat.ACTION_POINTER_UP:
        onSecondaryPointerUp(ev);
        break;

    //???
    case MotionEvent.ACTION_UP:
    case MotionEvent.ACTION_CANCEL:
        mIsBeingDragged = false;
        mActivePointerId = INVALID_POINTER;
        break;
    }

    //onTouchEvent()??
    return mIsBeingDragged;
}

---

From source file:com.rkam.swiperefreshlayout.SwipeRefreshLayout.java

@Override
public boolean onTouchEvent(MotionEvent ev) {
    final int action = MotionEventCompat.getActionMasked(ev);

    if (mReturningToStart && action == MotionEvent.ACTION_DOWN) {
        mReturningToStart = false;//from  ww w  .  ja  v a  2 s . com
    }

    if (!isEnabled() || mReturningToStart || canChildScrollUp()) {
        // Fail fast if we're not in a state where a swipe is possible
        return false;
    }

    switch (action) {
    case MotionEvent.ACTION_DOWN:
        mActivePointerId = MotionEventCompat.getPointerId(ev, 0);
        mIsBeingDragged = false;
        break;

    case MotionEvent.ACTION_MOVE: {
        final int pointerIndex = MotionEventCompat.findPointerIndex(ev, mActivePointerId);
        if (pointerIndex < 0) {
            Log.e(LOG_TAG, "Got ACTION_MOVE event but have an invalid active pointer id.");
            return false;
        }

        final float y = MotionEventCompat.getY(ev, pointerIndex);
        final float overscrollTop = (y - mInitialMotionY) * DRAG_RATE;
        if (mIsBeingDragged) {
            mProgress.showArrow(true);
            float originalDragPercent = overscrollTop / mTotalDragDistance;
            if (originalDragPercent < 0) {
                return false;
            }
            float dragPercent = Math.min(1f, Math.abs(originalDragPercent));
            float adjustedPercent = (float) Math.max(dragPercent - .4, 0) * 5 / 3;
            float extraOS = Math.abs(overscrollTop) - mTotalDragDistance;
            float slingshotDist = mUsingCustomStart ? mSpinnerFinalOffset - mOriginalOffsetTop
                    : mSpinnerFinalOffset;
            float tensionSlingshotPercent = Math.max(0, Math.min(extraOS, slingshotDist * 2) / slingshotDist);
            float tensionPercent = (float) ((tensionSlingshotPercent / 4)
                    - Math.pow((tensionSlingshotPercent / 4), 2)) * 2f;
            float extraMove = (slingshotDist) * tensionPercent * 2;

            int targetY = mOriginalOffsetTop + (int) ((slingshotDist * dragPercent) + extraMove);
            // where 1.0f is a full circle
            if (mCircleView.getVisibility() != View.VISIBLE) {
                mCircleView.setVisibility(View.VISIBLE);
            }
            if (!mScale && !isAlphaUsedForScale()) {
                mCircleView.setScaleX(1f);
                mCircleView.setScaleY(1f);
            }
            if (overscrollTop < mTotalDragDistance) {
                if (mScale) {
                    setAnimationProgress(overscrollTop / mTotalDragDistance);
                }
                if (mProgress.getAlpha() > STARTING_PROGRESS_ALPHA
                        && !isAnimationRunning(mAlphaStartAnimation)) {
                    // Animate the alpha
                    startProgressAlphaStartAnimation();
                }
                float strokeStart = adjustedPercent * .8f;
                mProgress.setStartEndTrim(0f, Math.min(MAX_PROGRESS_ANGLE, strokeStart));
                mProgress.setArrowScale(Math.min(1f, adjustedPercent));
            } else {
                if (mProgress.getAlpha() < MAX_ALPHA && !isAnimationRunning(mAlphaMaxAnimation)) {
                    // Animate the alpha
                    startProgressAlphaMaxAnimation();
                }
            }
            float rotation = (-0.25f + .4f * adjustedPercent + tensionPercent * 2) * .5f;
            mProgress.setProgressRotation(rotation);
            setTargetOffsetTopAndBottom(targetY - mCurrentTargetOffsetTop, true /* requires update */);
        }
        break;
    }
    case MotionEventCompat.ACTION_POINTER_DOWN: {
        final int index = MotionEventCompat.getActionIndex(ev);
        mActivePointerId = MotionEventCompat.getPointerId(ev, index);
        break;
    }

    case MotionEventCompat.ACTION_POINTER_UP:
        onSecondaryPointerUp(ev);
        break;

    case MotionEvent.ACTION_UP:
    case MotionEvent.ACTION_CANCEL: {
        if (mActivePointerId == INVALID_POINTER) {
            if (action == MotionEvent.ACTION_UP) {
                Log.e(LOG_TAG, "Got ACTION_UP event but don't have an active pointer id.");
            }
            return false;
        }
        final int pointerIndex = MotionEventCompat.findPointerIndex(ev, mActivePointerId);
        final float y = MotionEventCompat.getY(ev, pointerIndex);
        final float overscrollTop = (y - mInitialMotionY) * DRAG_RATE;
        mIsBeingDragged = false;
        if (overscrollTop > mTotalDragDistance) {
            setRefreshing(true, true /* notify */);
        } else {
            // cancel refresh
            mRefreshing = false;
            mProgress.setStartEndTrim(0f, 0f);
            Animation.AnimationListener listener = null;
            if (!mScale) {
                listener = new Animation.AnimationListener() {

                    @Override
                    public void onAnimationStart(Animation animation) {
                    }

                    @Override
                    public void onAnimationEnd(Animation animation) {
                        if (!mScale) {
                            startScaleDownAnimation(null);
                        }
                    }

                    @Override
                    public void onAnimationRepeat(Animation animation) {
                    }

                };
            }
            animateOffsetToStartPosition(mCurrentTargetOffsetTop, listener);
            mProgress.showArrow(false);
        }
        mActivePointerId = INVALID_POINTER;
        return false;
    }
    }

    return true;
}

---

From source file:com.adhere.view.swipe.SwipeRefreshLayout.java

@Override
public boolean onTouchEvent(MotionEvent ev) {
    final int action = MotionEventCompat.getActionMasked(ev);

    if (mReturningToStart && action == MotionEvent.ACTION_DOWN) {
        mReturningToStart = false;/* w w w .  jav a  2s . co m*/
    }

    if (!isEnabled() || mReturningToStart || canChildScrollUp()) {
        // Fail fast if we're not in a state where a swipe is possible
        return false;
    }

    switch (action) {
    case MotionEvent.ACTION_DOWN:
        mActivePointerId = MotionEventCompat.getPointerId(ev, 0);
        mIsBeingDragged = false;
        break;

    case MotionEvent.ACTION_MOVE: {
        final int pointerIndex = MotionEventCompat.findPointerIndex(ev, mActivePointerId);
        if (pointerIndex < 0) {
            Log.e(LOG_TAG, "Got ACTION_MOVE event but have an invalid active pointer id.");
            return false;
        }

        final float y = MotionEventCompat.getY(ev, pointerIndex);
        final float overscrollTop = (y - mInitialMotionY) * DRAG_RATE;
        if (mIsBeingDragged) {

            mProgress.showArrow(true);
            float originalDragPercent = overscrollTop / mTotalDragDistance;
            if (originalDragPercent < 0) {
                return false;
            }
            float dragPercent = Math.min(1f, Math.abs(originalDragPercent));
            float adjustedPercent = (float) Math.max(dragPercent - .4, 0) * 5 / 3;
            float extraOS = Math.abs(overscrollTop) - mTotalDragDistance;
            float slingshotDist = mUsingCustomStart ? mSpinnerFinalOffset - mOriginalOffsetTop
                    : mSpinnerFinalOffset;
            float tensionSlingshotPercent = Math.max(0, Math.min(extraOS, slingshotDist * 2) / slingshotDist);
            float tensionPercent = (float) ((tensionSlingshotPercent / 4)
                    - Math.pow((tensionSlingshotPercent / 4), 2)) * 2f;
            float extraMove = (slingshotDist) * tensionPercent * 2;

            int targetY = mOriginalOffsetTop + (int) ((slingshotDist * dragPercent) + extraMove);
            // where 1.0f is a full circle
            if (mCircleView.getVisibility() != View.VISIBLE) {
                mCircleView.setVisibility(View.VISIBLE);
            }
            if (!mScale) {
                ViewCompat.setScaleX(mCircleView, 1f);
                ViewCompat.setScaleY(mCircleView, 1f);
            }
            if (overscrollTop < mTotalDragDistance) {
                if (mScale) {
                    setAnimationProgress(overscrollTop / mTotalDragDistance);
                }
                if (mProgress.getAlpha() > STARTING_PROGRESS_ALPHA
                        && !isAnimationRunning(mAlphaStartAnimation)) {
                    // Animate the alpha
                    startProgressAlphaStartAnimation();
                }
                float strokeStart = adjustedPercent * .8f;
                mProgress.setStartEndTrim(0f, Math.min(MAX_PROGRESS_ANGLE, strokeStart));
                mProgress.setArrowScale(Math.min(1f, adjustedPercent));
            } else {
                if (mProgress.getAlpha() < MAX_ALPHA && !isAnimationRunning(mAlphaMaxAnimation)) {
                    // Animate the alpha
                    startProgressAlphaMaxAnimation();
                }
            }
            float rotation = (-0.25f + .4f * adjustedPercent + tensionPercent * 2) * .5f;
            mProgress.setProgressRotation(rotation);
            setTargetOffsetTopAndBottom(targetY - mCurrentTargetOffsetTop, true /* requires update */);
        }
        break;
    }
    case MotionEventCompat.ACTION_POINTER_DOWN: {
        final int index = MotionEventCompat.getActionIndex(ev);
        mActivePointerId = MotionEventCompat.getPointerId(ev, index);
        break;
    }

    case MotionEventCompat.ACTION_POINTER_UP:
        onSecondaryPointerUp(ev);
        break;

    case MotionEvent.ACTION_UP:
    case MotionEvent.ACTION_CANCEL: {
        if (mActivePointerId == INVALID_POINTER) {
            if (action == MotionEvent.ACTION_UP) {
                Log.e(LOG_TAG, "Got ACTION_UP event but don't have an active pointer id.");
            }
            return false;
        }
        final int pointerIndex = MotionEventCompat.findPointerIndex(ev, mActivePointerId);
        final float y = MotionEventCompat.getY(ev, pointerIndex);
        final float overscrollTop = (y - mInitialMotionY) * DRAG_RATE;
        mIsBeingDragged = false;
        if (overscrollTop > mTotalDragDistance) {
            setRefreshing(true, true /* notify */);
        } else {
            // cancel refresh
            mRefreshing = false;
            mProgress.setStartEndTrim(0f, 0f);
            AnimationListener listener = null;
            if (!mScale) {
                listener = new AnimationListener() {

                    @Override
                    public void onAnimationStart(Animation animation) {
                    }

                    @Override
                    public void onAnimationEnd(Animation animation) {
                        if (!mScale) {
                            startScaleDownAnimation(null);
                        }
                    }

                    @Override
                    public void onAnimationRepeat(Animation animation) {
                    }

                };
            }
            animateOffsetToStartPosition(mCurrentTargetOffsetTop, listener);
            mProgress.showArrow(false);
        }
        mActivePointerId = INVALID_POINTER;
        return false;
    }
    }
    return true;
}

---

From source file:com.example.mylibrary.widget.swipe.SwipeRefreshLayout.java

@Override
public boolean onTouchEvent(MotionEvent ev) {
    final int action = MotionEventCompat.getActionMasked(ev);

    if (mReturningToStart && action == MotionEvent.ACTION_DOWN) {
        mReturningToStart = false;//w w  w .j  a  va 2 s  .co  m
    }

    if (!isEnabled() || mReturningToStart || canChildScrollUp()) {
        // Fail fast if we're not in a state where a swipe is possible
        return false;
    }

    switch (action) {
    case MotionEvent.ACTION_DOWN:
        mActivePointerId = MotionEventCompat.getPointerId(ev, 0);
        mIsBeingDragged = false;
        break;

    case MotionEvent.ACTION_MOVE: {
        final int pointerIndex = MotionEventCompat.findPointerIndex(ev, mActivePointerId);
        if (pointerIndex < 0) {
            Log.e(LOG_TAG, "Got ACTION_MOVE event but have an invalid active pointer id.");
            return false;
        }

        final float y = MotionEventCompat.getY(ev, pointerIndex);
        final float overscrollTop = (y - mInitialMotionY) * DRAG_RATE;
        if (mIsBeingDragged) {

            mProgress.showArrow(true);
            float originalDragPercent = overscrollTop / mTotalDragDistance;
            if (originalDragPercent < 0) {
                return false;
            }
            float dragPercent = Math.min(1f, Math.abs(originalDragPercent));
            float adjustedPercent = (float) Math.max(dragPercent - .4, 0) * 5 / 3;
            float extraOS = Math.abs(overscrollTop) - mTotalDragDistance;
            float slingshotDist = mUsingCustomStart ? mSpinnerFinalOffset - mOriginalOffsetTop
                    : mSpinnerFinalOffset;
            float tensionSlingshotPercent = Math.max(0, Math.min(extraOS, slingshotDist * 2) / slingshotDist);
            float tensionPercent = (float) ((tensionSlingshotPercent / 4)
                    - Math.pow((tensionSlingshotPercent / 4), 2)) * 2f;
            float extraMove = (slingshotDist) * tensionPercent * 2;

            int targetY = mOriginalOffsetTop + (int) ((slingshotDist * dragPercent) + extraMove);
            // where 1.0f is a full circle
            if (mCircleView.getVisibility() != View.VISIBLE) {
                mCircleView.setVisibility(View.VISIBLE);
            }
            if (!mScale) {
                ViewCompat.setScaleX(mCircleView, 1f);
                ViewCompat.setScaleY(mCircleView, 1f);
            }
            if (overscrollTop < mTotalDragDistance) {
                if (mScale) {
                    setAnimationProgress(overscrollTop / mTotalDragDistance);
                }
                if (mProgress.getAlpha() > STARTING_PROGRESS_ALPHA
                        && !isAnimationRunning(mAlphaStartAnimation)) {
                    // Animate the alpha
                    startProgressAlphaStartAnimation();
                }
                float strokeStart = adjustedPercent * .8f;
                mProgress.setStartEndTrim(0f, Math.min(MAX_PROGRESS_ANGLE, strokeStart));
                mProgress.setArrowScale(Math.min(1f, adjustedPercent));
            } else {
                if (mProgress.getAlpha() < MAX_ALPHA && !isAnimationRunning(mAlphaMaxAnimation)) {
                    // Animate the alpha
                    startProgressAlphaMaxAnimation();
                }
            }
            float rotation = (-0.25f + .4f * adjustedPercent + tensionPercent * 2) * .5f;
            mProgress.setProgressRotation(rotation);
            setTargetOffsetTopAndBottom(targetY - mCurrentTargetOffsetTop, true /* requires update */);
        }
        break;
    }
    case MotionEventCompat.ACTION_POINTER_DOWN: {
        final int index = MotionEventCompat.getActionIndex(ev);
        mActivePointerId = MotionEventCompat.getPointerId(ev, index);
        break;
    }

    case MotionEventCompat.ACTION_POINTER_UP:
        onSecondaryPointerUp(ev);
        break;

    case MotionEvent.ACTION_UP:
    case MotionEvent.ACTION_CANCEL: {
        if (mActivePointerId == INVALID_POINTER) {
            if (action == MotionEvent.ACTION_UP) {
                Log.e(LOG_TAG, "Got ACTION_UP event but don't have an active pointer id.");
            }
            return false;
        }
        final int pointerIndex = MotionEventCompat.findPointerIndex(ev, mActivePointerId);
        final float y = MotionEventCompat.getY(ev, pointerIndex);
        final float overscrollTop = (y - mInitialMotionY) * DRAG_RATE;
        mIsBeingDragged = false;
        if (overscrollTop > mTotalDragDistance) {
            setRefreshing(true, true /* notify */);
        } else {
            // cancel refresh
            mRefreshing = false;
            mProgress.setStartEndTrim(0f, 0f);
            Animation.AnimationListener listener = null;
            if (!mScale) {
                listener = new Animation.AnimationListener() {

                    @Override
                    public void onAnimationStart(Animation animation) {
                    }

                    @Override
                    public void onAnimationEnd(Animation animation) {
                        if (!mScale) {
                            startScaleDownAnimation(null);
                        }
                    }

                    @Override
                    public void onAnimationRepeat(Animation animation) {
                    }

                };
            }
            animateOffsetToStartPosition(mCurrentTargetOffsetTop, listener);
            mProgress.showArrow(false);
        }
        mActivePointerId = INVALID_POINTER;
        return false;
    }
    }
    return true;
}

---

From source file:com.idrv.coach.ui.widget.SwipeRefresh.java

@Override
public boolean onTouchEvent(MotionEvent ev) {
    if (mChildInterceptEvent) {
        return false;
    }/*w  ww  . j  ava 2 s.  co  m*/
    if (!canExecuteDownRefresh()) {
        return false;
    }
    final int action = MotionEventCompat.getActionMasked(ev);

    if (mReturningToStart && action == MotionEvent.ACTION_DOWN) {
        mReturningToStart = false;
    }

    if (!isEnabled() || mReturningToStart || canChildScrollUp()) {
        // Fail fast if we're not in a state where a swipe is possible
        return false;
    }

    switch (action) {
    case MotionEvent.ACTION_DOWN:
        mActivePointerId = MotionEventCompat.getPointerId(ev, 0);
        mIsBeingDragged = false;
        break;

    case MotionEvent.ACTION_MOVE: {
        final int pointerIndex = MotionEventCompat.findPointerIndex(ev, mActivePointerId);
        if (pointerIndex < 0) {
            Logger.e(LOG_TAG, "Got ACTION_MOVE event but have an invalid active pointer id.");
            return false;
        }

        final float y = MotionEventCompat.getY(ev, pointerIndex);
        final float overscrollTop = (y - mInitialMotionY) * DRAG_RATE;
        if (mIsBeingDragged) {
            mProgress.showArrow(true);
            float originalDragPercent = overscrollTop / mTotalDragDistance;
            if (originalDragPercent < 0) {
                return false;
            }
            float dragPercent = Math.min(1f, Math.abs(originalDragPercent));
            float adjustedPercent = (float) Math.max(dragPercent - .4, 0) * 5 / 3;
            float extraOS = Math.abs(overscrollTop) - mTotalDragDistance;
            float slingshotDist = mUsingCustomStart ? mSpinnerFinalOffset - mOriginalOffsetTop
                    : mSpinnerFinalOffset;
            float tensionSlingshotPercent = Math.max(0, Math.min(extraOS, slingshotDist * 2) / slingshotDist);
            float tensionPercent = (float) ((tensionSlingshotPercent / 4)
                    - Math.pow((tensionSlingshotPercent / 4), 2)) * 2f;
            float extraMove = (slingshotDist) * tensionPercent * 2;

            int targetY = mOriginalOffsetTop + (int) ((slingshotDist * dragPercent) + extraMove);
            // where 1.0f is a full circle
            if (mCircleView.getVisibility() != View.VISIBLE) {
                mCircleView.setVisibility(View.VISIBLE);
            }
            if (!mScale) {
                ViewCompat.setScaleX(mCircleView, 1f);
                ViewCompat.setScaleY(mCircleView, 1f);
            }
            if (overscrollTop < mTotalDragDistance) {
                if (mScale) {
                    setAnimationProgress(overscrollTop / mTotalDragDistance);
                }
                if (mProgress.getAlpha() > STARTING_PROGRESS_ALPHA
                        && !isAnimationRunning(mAlphaStartAnimation)) {
                    // Animate the alpha
                    startProgressAlphaStartAnimation();
                }
                float strokeStart = (float) (adjustedPercent * .8f);
                mProgress.setStartEndTrim(0f, Math.min(MAX_PROGRESS_ANGLE, strokeStart));
                mProgress.setArrowScale(Math.min(1f, adjustedPercent));
            } else {
                if (mProgress.getAlpha() < MAX_ALPHA && !isAnimationRunning(mAlphaMaxAnimation)) {
                    // Animate the alpha
                    startProgressAlphaMaxAnimation();
                }
            }
            float rotation = (-0.25f + .4f * adjustedPercent + tensionPercent * 2) * .5f;
            mProgress.setProgressRotation(rotation);
            setTargetOffsetTopAndBottom(targetY - mCurrentTargetOffsetTop, true /* requires update */);
        }
        break;
    }
    case MotionEventCompat.ACTION_POINTER_DOWN: {
        final int index = MotionEventCompat.getActionIndex(ev);
        mActivePointerId = MotionEventCompat.getPointerId(ev, index);
        break;
    }

    case MotionEventCompat.ACTION_POINTER_UP:
        onSecondaryPointerUp(ev);
        break;

    case MotionEvent.ACTION_UP:
    case MotionEvent.ACTION_CANCEL: {
        if (mActivePointerId == INVALID_POINTER) {
            if (action == MotionEvent.ACTION_UP) {
                Logger.e(LOG_TAG, "Got ACTION_UP event but don't have an active pointer id.");
            }
            return false;
        }
        final int pointerIndex = MotionEventCompat.findPointerIndex(ev, mActivePointerId);
        final float y = MotionEventCompat.getY(ev, pointerIndex);
        final float overscrollTop = (y - mInitialMotionY) * DRAG_RATE;
        mIsBeingDragged = false;
        if (overscrollTop > mTotalDragDistance) {
            setRefreshing(true, true /* notify */);
        } else {
            // cancel refresh
            mRefreshing = false;
            mProgress.setStartEndTrim(0f, 0f);
            Animation.AnimationListener listener = null;
            if (!mScale) {
                listener = new Animation.AnimationListener() {

                    @Override
                    public void onAnimationStart(Animation animation) {
                    }

                    @Override
                    public void onAnimationEnd(Animation animation) {
                        if (!mScale) {
                            startScaleDownAnimation(null);
                        }
                    }

                    @Override
                    public void onAnimationRepeat(Animation animation) {
                    }

                };
            }
            animateOffsetToStartPosition(mCurrentTargetOffsetTop, listener);
            mProgress.showArrow(false);
        }
        mActivePointerId = INVALID_POINTER;
        return false;
    }
    }

    return true;
}

---

From source file:com.sunxiaoyu.swiperefreshlayoutdemo.widget.SwipeRefresh.java

@Override
public boolean onTouchEvent(MotionEvent ev) {
    if (mChildInterceptEvent) {
        return false;
    }//www.j  a  v a2  s .  co  m
    if (!canExecuteDownRefresh()) {
        return false;
    }
    final int action = MotionEventCompat.getActionMasked(ev);

    if (mReturningToStart && action == MotionEvent.ACTION_DOWN) {
        mReturningToStart = false;
    }

    if (!isEnabled() || mReturningToStart || canChildScrollUp()) {
        // Fail fast if we're not in a state where a swipe is possible
        return false;
    }

    switch (action) {
    case MotionEvent.ACTION_DOWN:
        mActivePointerId = MotionEventCompat.getPointerId(ev, 0);
        mIsBeingDragged = false;
        break;

    case MotionEvent.ACTION_MOVE: {
        final int pointerIndex = MotionEventCompat.findPointerIndex(ev, mActivePointerId);
        if (pointerIndex < 0) {
            Log.e(LOG_TAG, "Got ACTION_MOVE event but have an invalid active pointer id.");
            return false;
        }

        final float y = MotionEventCompat.getY(ev, pointerIndex);
        final float overscrollTop = (y - mInitialMotionY) * DRAG_RATE;
        if (mIsBeingDragged) {
            mProgress.showArrow(true);
            float originalDragPercent = overscrollTop / mTotalDragDistance;
            if (originalDragPercent < 0) {
                return false;
            }
            float dragPercent = Math.min(1f, Math.abs(originalDragPercent));
            float adjustedPercent = (float) Math.max(dragPercent - .4, 0) * 5 / 3;
            float extraOS = Math.abs(overscrollTop) - mTotalDragDistance;
            float slingshotDist = mUsingCustomStart ? mSpinnerFinalOffset - mOriginalOffsetTop
                    : mSpinnerFinalOffset;
            float tensionSlingshotPercent = Math.max(0, Math.min(extraOS, slingshotDist * 2) / slingshotDist);
            float tensionPercent = (float) ((tensionSlingshotPercent / 4)
                    - Math.pow((tensionSlingshotPercent / 4), 2)) * 2f;
            float extraMove = (slingshotDist) * tensionPercent * 2;

            int targetY = mOriginalOffsetTop + (int) ((slingshotDist * dragPercent) + extraMove);
            // where 1.0f is a full circle
            if (mCircleView.getVisibility() != View.VISIBLE) {
                mCircleView.setVisibility(View.VISIBLE);
            }
            if (!mScale) {
                ViewCompat.setScaleX(mCircleView, 1f);
                ViewCompat.setScaleY(mCircleView, 1f);
            }
            if (overscrollTop < mTotalDragDistance) {
                if (mScale) {
                    setAnimationProgress(overscrollTop / mTotalDragDistance);
                }
                if (mProgress.getAlpha() > STARTING_PROGRESS_ALPHA
                        && !isAnimationRunning(mAlphaStartAnimation)) {
                    // Animate the alpha
                    startProgressAlphaStartAnimation();
                }
                float strokeStart = (float) (adjustedPercent * .8f);
                mProgress.setStartEndTrim(0f, Math.min(MAX_PROGRESS_ANGLE, strokeStart));
                mProgress.setArrowScale(Math.min(1f, adjustedPercent));
            } else {
                if (mProgress.getAlpha() < MAX_ALPHA && !isAnimationRunning(mAlphaMaxAnimation)) {
                    // Animate the alpha
                    startProgressAlphaMaxAnimation();
                }
            }
            float rotation = (-0.25f + .4f * adjustedPercent + tensionPercent * 2) * .5f;
            mProgress.setProgressRotation(rotation);
            setTargetOffsetTopAndBottom(targetY - mCurrentTargetOffsetTop, true /* requires update */);
        }
        break;
    }
    case MotionEventCompat.ACTION_POINTER_DOWN: {
        final int index = MotionEventCompat.getActionIndex(ev);
        mActivePointerId = MotionEventCompat.getPointerId(ev, index);
        break;
    }

    case MotionEventCompat.ACTION_POINTER_UP:
        onSecondaryPointerUp(ev);
        break;

    case MotionEvent.ACTION_UP:
    case MotionEvent.ACTION_CANCEL: {
        if (mActivePointerId == INVALID_POINTER) {
            if (action == MotionEvent.ACTION_UP) {
                Log.e(LOG_TAG, "Got ACTION_UP event but don't have an active pointer id.");
            }
            return false;
        }
        final int pointerIndex = MotionEventCompat.findPointerIndex(ev, mActivePointerId);
        final float y = MotionEventCompat.getY(ev, pointerIndex);
        final float overscrollTop = (y - mInitialMotionY) * DRAG_RATE;
        mIsBeingDragged = false;
        if (overscrollTop > mTotalDragDistance) {
            setRefreshing(true, true /* notify */);
        } else {
            // cancel refresh
            mRefreshing = false;
            mProgress.setStartEndTrim(0f, 0f);
            Animation.AnimationListener listener = null;
            if (!mScale) {
                listener = new Animation.AnimationListener() {

                    @Override
                    public void onAnimationStart(Animation animation) {
                    }

                    @Override
                    public void onAnimationEnd(Animation animation) {
                        if (!mScale) {
                            startScaleDownAnimation(null);
                        }
                    }

                    @Override
                    public void onAnimationRepeat(Animation animation) {
                    }

                };
            }
            animateOffsetToStartPosition(mCurrentTargetOffsetTop, listener);
            mProgress.showArrow(false);
        }
        mActivePointerId = INVALID_POINTER;
        return false;
    }
    }

    return true;
}

---

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