Java Code Examples for android.view.MotionEvent#INVALID_POINTER_ID

The following examples show how to use android.view.MotionEvent#INVALID_POINTER_ID . 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 check out the related API usage on the sidebar.
Example 1
Source File: ForwardingListener.java    From android_9.0.0_r45 with Apache License 2.0 5 votes vote down vote up 
@Override
public void onViewDetachedFromWindow(View v) {
    mForwarding = false;
    mActivePointerId = MotionEvent.INVALID_POINTER_ID;

    if (mDisallowIntercept != null) {
        mSrc.removeCallbacks(mDisallowIntercept);
    }
}
Example 2
Source File: ForwardingListener.java    From AcDisplay with GNU General Public License v2.0 5 votes vote down vote up 
@Override
public void onViewDetachedFromWindow(View v) {
    mForwarding = false;
    mActivePointerId = MotionEvent.INVALID_POINTER_ID;

    if (mDisallowIntercept != null) {
        mSrc.removeCallbacks(mDisallowIntercept);
    }
}
Example 3
Source File: ResolverDrawerLayout.java    From android-bottomsheet with ISC License 5 votes vote down vote up 
private void resetTouch() {
    mActivePointerId = MotionEvent.INVALID_POINTER_ID;
    mIsDragging = false;
    mOpenOnClick = false;
    mInitialTouchX = mInitialTouchY = mLastTouchY = 0;
    mVelocityTracker.clear();
}
Example 4
Source File: MultiPointerGestureDetector.java    From fresco with MIT License 5 votes vote down vote up 
private void updatePointersOnTap(MotionEvent event) {
  mPointerCount = 0;
  for (int i = 0; i < MAX_POINTERS; i++) {
    int index = getPressedPointerIndex(event, i);
    if (index == -1) {
      mId[i] = MotionEvent.INVALID_POINTER_ID;
    } else {
      mId[i] = event.getPointerId(index);
      mCurrentX[i] = mStartX[i] = event.getX(index);
      mCurrentY[i] = mStartY[i] = event.getY(index);
      mPointerCount++;
    }
  }
}
Example 5
Source File: MultiPointerGestureDetector.java    From fresco with MIT License 5 votes vote down vote up 
/** Resets the component to the initial state. */
public void reset() {
  mGestureInProgress = false;
  mPointerCount = 0;
  for (int i = 0; i < MAX_POINTERS; i++) {
    mId[i] = MotionEvent.INVALID_POINTER_ID;
  }
}
Example 6
Source File: MultiPointerGestureDetector.java    From ZoomableDraweeView-sample with Apache License 2.0 5 votes vote down vote up 
/**
 * Resets the component to the initial state.
 */
@TargetApi(Build.VERSION_CODES.ICE_CREAM_SANDWICH)
public void reset() {
  mGestureInProgress = false;
  mCount = 0;
  for (int i = 0; i < MAX_POINTERS; i++) {
    mId[i] = Build.VERSION.SDK_INT < Build.VERSION_CODES.ICE_CREAM_SANDWICH ?
            -1 : MotionEvent.INVALID_POINTER_ID;
  }
}
Example 7
Source File: MultiPointerGestureDetector.java    From droidddle with Apache License 2.0 5 votes vote down vote up 
/**
 * Resets the component to the initial state.
 */
public void reset() {
    mGestureInProgress = false;
    mCount = 0;
    for (int i = 0; i < MAX_POINTERS; i++) {
        mId[i] = MotionEvent.INVALID_POINTER_ID;
    }
}
Example 8
Source File: MultiPointerGestureDetector.java    From FrescoUtils with Apache License 2.0 5 votes vote down vote up 
/**
 * Resets the component to the initial state.
 */
public void reset() {
  mGestureInProgress = false;
  mCount = 0;
  for (int i = 0; i < MAX_POINTERS; i++) {
    mId[i] = MotionEvent.INVALID_POINTER_ID;
  }
}
Example 9
Source File: MultiPointerGestureDetector.java    From materialup with Apache License 2.0 5 votes vote down vote up 
/**
 * Resets the component to the initial state.
 */
@TargetApi(Build.VERSION_CODES.ICE_CREAM_SANDWICH)
public void reset() {
    mGestureInProgress = false;
    mCount = 0;
    for (int i = 0; i < MAX_POINTERS; i++) {
        mId[i] = Build.VERSION.SDK_INT < Build.VERSION_CODES.ICE_CREAM_SANDWICH ?
                -1 : MotionEvent.INVALID_POINTER_ID;
    }
}
Example 10
Source File: GesturesListener.java    From XposedNavigationBar with GNU General Public License v3.0 5 votes vote down vote up 
private int findIndex(int pointerId) {
    for (int i = 0; i < mDownPointers; i++) {
        if (mDownPointerId[i] == pointerId) {
            return i;
        }
    }
    if (mDownPointers == MAX_TRACKED_POINTERS || pointerId == MotionEvent.INVALID_POINTER_ID) {
        return UNTRACKED_POINTER;
    }
    mDownPointerId[mDownPointers++] = pointerId;
    return mDownPointers - 1;
}
Example 11
Source File: MultiPointerGestureDetector.java    From CommentGallery with Apache License 2.0 5 votes vote down vote up 
private void updatePointersOnTap(MotionEvent event) {
    mPointerCount = 0;
    for (int i = 0; i < MAX_POINTERS; i++) {
        int index = getPressedPointerIndex(event, i);
        if (index == -1) {
            mId[i] = MotionEvent.INVALID_POINTER_ID;
        } else {
            mId[i] = event.getPointerId(index);
            mCurrentX[i] = mStartX[i] = event.getX(index);
            mCurrentY[i] = mStartY[i] = event.getY(index);
            mPointerCount++;
        }
    }
}
Example 12
Source File: MultiPointerGestureDetector.java    From CommentGallery with Apache License 2.0 5 votes vote down vote up 
/**
 * Resets the component to the initial state.
 */
public void reset() {
    mGestureInProgress = false;
    mPointerCount = 0;
    for (int i = 0; i < MAX_POINTERS; i++) {
        mId[i] = MotionEvent.INVALID_POINTER_ID;
    }
}
Example 13
Source File: MultiPointerGestureDetector.java    From imsdk-android with MIT License 5 votes vote down vote up 
/**
 * Resets the component to the initial state.
 */
@TargetApi(Build.VERSION_CODES.ICE_CREAM_SANDWICH)
public void reset() {
  mGestureInProgress = false;
  mCount = 0;
  for (int i = 0; i < MAX_POINTERS; i++) {
    mId[i] = Build.VERSION.SDK_INT < Build.VERSION_CODES.ICE_CREAM_SANDWICH ?
            -1 : MotionEvent.INVALID_POINTER_ID;
  }
}
Example 14
Source File: SystemGesturesPointerEventListener.java    From android_9.0.0_r45 with Apache License 2.0 5 votes vote down vote up 
private int findIndex(int pointerId) {
    for (int i = 0; i < mDownPointers; i++) {
        if (mDownPointerId[i] == pointerId) {
            return i;
        }
    }
    if (mDownPointers == MAX_TRACKED_POINTERS || pointerId == MotionEvent.INVALID_POINTER_ID) {
        return UNTRACKED_POINTER;
    }
    mDownPointerId[mDownPointers++] = pointerId;
    return mDownPointers - 1;
}
Example 15
Source File: MovableTouchListener.java    From Noyze with Apache License 2.0 4 votes vote down vote up 
@Override
 public boolean onTouch(View v, MotionEvent event) {
 	if (null != mAnimator && mAnimator.isRunning()) return false;
 	if (null == mPopupWindow) return false;
 
 	switch (event.getAction() & MotionEvent.ACTION_MASK) {
 		case MotionEvent.ACTION_DOWN:
 			LayoutParams params = mPopupWindow.getWindowParams();
 			aPID = event.getPointerId(0);
 			downX = (int) (params.x - event.getRawX());
 			downY = (int) (params.y - event.getRawY());
	break;
case MotionEvent.ACTION_UP:
	// Handle "snapping" to the right/ left edge of the screen.
	if (null != mAnchor) {
		final Rect mBounds = mPopupWindow.getBounds();
		final int[] screen = mPopupWindow.getWindowDimensions();
		switch (mAnchor) {
			case AXIS_Y:
				if (mBounds.left + (mBounds.width() / 2) > (screen[0] / 2)) { // Snap right.
					snap(screen[0] - mBounds.width(), PopupWindow.POSITION_UNCHANGED);
				} else { // Snap left.
					snap(0, PopupWindow.POSITION_UNCHANGED);
				}
				break;
			case AXIS_X:
				if (mBounds.top + (mBounds.height() / 2) > (screen[1] / 2)) { // Snap bottom.
					snap(PopupWindow.POSITION_UNCHANGED, screen[1] - mBounds.height());
				} else { // Snap top.
					snap(PopupWindow.POSITION_UNCHANGED, 0);
				}
				break;
			case EDGES:
				if (mBounds.top + (mBounds.height() / 2) > (screen[1] / 2)) { // Snap bottom half.
					if (mBounds.left + (mBounds.width() / 2) > (screen[0] / 2)) // Snap bottom right.
						snap(screen[0] - mBounds.width(), screen[1] - mBounds.height());
					else // Snap bottom left.
						snap(0, screen[1] - mBounds.height());
				} else { // Snap top half.
					if (mBounds.left + (mBounds.width() / 2) > (screen[0] / 2)) // Snap top right.
						snap(screen[0] - mBounds.width(), 0);
					else // Snap top left.
						snap(0, 0);
				}
				break;
		}
	}
	break;
case MotionEvent.ACTION_POINTER_UP:
	// Extract the index of the pointer that left the touch sensor
	final int pointerIndex = (event.getAction() & MotionEvent.ACTION_POINTER_INDEX_MASK) >> MotionEvent.ACTION_POINTER_INDEX_SHIFT;
	final int pointerId = event.getPointerId(pointerIndex);
	if (pointerId == aPID) {
		// This was our active pointer going up. Choose a new
		// active pointer and adjust accordingly.
		final int newPointerIndex = (pointerIndex == 0) ? 1 : 0;
		aPID = event.getPointerId(newPointerIndex);
	}
case MotionEvent.ACTION_MOVE:
	// Find the index of the active pointer and fetch its position
	final int mPID = event.findPointerIndex(aPID);
	float xMove = event.getRawX();
	float yMove = event.getRawY();

	// From http://android-developers.blogspot.com/2010/06/making-sense-of-multitouch.html
	final int dx = (int) (xMove + downX);
	final int dy = (int) (yMove + downY);

	mPopupWindow.position(((lockX) ? PopupWindow.POSITION_UNCHANGED : dx),
					  ((lockY) ? PopupWindow.POSITION_UNCHANGED : dy));
					  
	break;
case MotionEvent.ACTION_CANCEL:
   			aPID = MotionEvent.INVALID_POINTER_ID;
   			break;
 	}
 	
 	return true;
 }
Example 16
Source File: BottomSheetBehavior.java    From bottomsheetrecycler with Apache License 2.0 4 votes vote down vote up 
@Override
public boolean onInterceptTouchEvent(CoordinatorLayout parent, V child, MotionEvent event) {
    if (!child.isShown()) {
        ignoreEvents = true;
        return false;
    }
    int action = event.getActionMasked();
    // Record the velocity
    if (action == MotionEvent.ACTION_DOWN) {
        reset();
    }
    if (velocityTracker == null) {
        velocityTracker = VelocityTracker.obtain();
    }
    velocityTracker.addMovement(event);
    switch (action) {
        case MotionEvent.ACTION_UP:
        case MotionEvent.ACTION_CANCEL:
            touchingScrollingChild = false;
            activePointerId = MotionEvent.INVALID_POINTER_ID;
            // Reset the ignore flag
            if (ignoreEvents) {
                ignoreEvents = false;
                return false;
            }
            break;
        case MotionEvent.ACTION_DOWN:
            int initialX = (int) event.getX();
            initialY = (int) event.getY();
            // Only intercept nested scrolling events here if the view not being moved by the
            // ViewDragHelper.
            if (mNestedScrollingChildRefList != null) {
                for (View childView : mNestedScrollingChildRefList) {
                    if (childView != null && parent.isPointInChildBounds(childView, initialX, initialY)) {
                        activePointerId = event.getPointerId(event.getActionIndex());
                        touchingScrollingChild = true;
                    }
                }
            }
            ignoreEvents =
                    activePointerId == MotionEvent.INVALID_POINTER_ID
                            && !parent.isPointInChildBounds(child, initialX, initialY);
            break;
        default: // fall out
    }
    if (!ignoreEvents
            && viewDragHelper != null
            && viewDragHelper.shouldInterceptTouchEvent(event)) {
        return true;
    }
    // We have to handle cases that the ViewDragHelper does not capture the bottom sheet because
    // it is not the top most view of its parent. This is not necessary when the touch event is
    // happening over the scrolling content as nested scrolling logic handles that case.
    //View scroll = nestedScrollingChildRef != null ? nestedScrollingChildRef.get() : null;
    return action == MotionEvent.ACTION_MOVE
            && !ignoreEvents
            && state != STATE_DRAGGING
            && !isPointInsideChildScrollView(parent, (int) event.getX(), (int) event.getY())
            && viewDragHelper != null
            && Math.abs(initialY - event.getY()) > viewDragHelper.getTouchSlop();
}
Example 17
Source File: MovableTouchListener.java    From Noyze with Apache License 2.0 4 votes vote down vote up 
@Override
 public boolean onTouch(View v, MotionEvent event) {
 	if (null != mAnimator && mAnimator.isRunning()) return false;
 	if (null == mPopupWindow) return false;
 
 	switch (event.getAction() & MotionEvent.ACTION_MASK) {
 		case MotionEvent.ACTION_DOWN:
 			LayoutParams params = mPopupWindow.getWindowParams();
 			aPID = event.getPointerId(0);
 			downX = (int) (params.x - event.getRawX());
 			downY = (int) (params.y - event.getRawY());
	break;
case MotionEvent.ACTION_UP:
	// Handle "snapping" to the right/ left edge of the screen.
	if (null != mAnchor) {
		final Rect mBounds = mPopupWindow.getBounds();
		final int[] screen = mPopupWindow.getWindowDimensions();
		switch (mAnchor) {
			case AXIS_Y:
				if (mBounds.left + (mBounds.width() / 2) > (screen[0] / 2)) { // Snap right.
					snap(screen[0] - mBounds.width(), PopupWindow.POSITION_UNCHANGED);
				} else { // Snap left.
					snap(0, PopupWindow.POSITION_UNCHANGED);
				}
				break;
			case AXIS_X:
				if (mBounds.top + (mBounds.height() / 2) > (screen[1] / 2)) { // Snap bottom.
					snap(PopupWindow.POSITION_UNCHANGED, screen[1] - mBounds.height());
				} else { // Snap top.
					snap(PopupWindow.POSITION_UNCHANGED, 0);
				}
				break;
			case EDGES:
				if (mBounds.top + (mBounds.height() / 2) > (screen[1] / 2)) { // Snap bottom half.
					if (mBounds.left + (mBounds.width() / 2) > (screen[0] / 2)) // Snap bottom right.
						snap(screen[0] - mBounds.width(), screen[1] - mBounds.height());
					else // Snap bottom left.
						snap(0, screen[1] - mBounds.height());
				} else { // Snap top half.
					if (mBounds.left + (mBounds.width() / 2) > (screen[0] / 2)) // Snap top right.
						snap(screen[0] - mBounds.width(), 0);
					else // Snap top left.
						snap(0, 0);
				}
				break;
		}
	}
	break;
case MotionEvent.ACTION_POINTER_UP:
	// Extract the index of the pointer that left the touch sensor
	final int pointerIndex = (event.getAction() & MotionEvent.ACTION_POINTER_INDEX_MASK) >> MotionEvent.ACTION_POINTER_INDEX_SHIFT;
	final int pointerId = event.getPointerId(pointerIndex);
	if (pointerId == aPID) {
		// This was our active pointer going up. Choose a new
		// active pointer and adjust accordingly.
		final int newPointerIndex = (pointerIndex == 0) ? 1 : 0;
		aPID = event.getPointerId(newPointerIndex);
	}
case MotionEvent.ACTION_MOVE:
	// Find the index of the active pointer and fetch its position
	final int mPID = event.findPointerIndex(aPID);
	float xMove = event.getRawX();
	float yMove = event.getRawY();

	// From http://android-developers.blogspot.com/2010/06/making-sense-of-multitouch.html
	final int dx = (int) (xMove + downX);
	final int dy = (int) (yMove + downY);

	mPopupWindow.position(((lockX) ? PopupWindow.POSITION_UNCHANGED : dx),
					  ((lockY) ? PopupWindow.POSITION_UNCHANGED : dy));
					  
	break;
case MotionEvent.ACTION_CANCEL:
   			aPID = MotionEvent.INVALID_POINTER_ID;
   			break;
 	}
 	
 	return true;
 }