Example usage for android.view MotionEvent ACTION_MASK

List of usage examples for android.view MotionEvent ACTION_MASK

Introduction

In this page you can find the example usage for android.view MotionEvent ACTION_MASK.

Prototype

int ACTION_MASK

To view the source code for android.view MotionEvent ACTION_MASK.

Click Source Link

Document

Bit mask of the parts of the action code that are the action itself.

Usage

From source file:com.lib.imagesee.GalleryViewPager.java

@Override
public boolean onInterceptTouchEvent(MotionEvent event) {
    if ((event.getAction() & MotionEvent.ACTION_MASK) == MotionEvent.ACTION_UP) {
        // super.onInterceptTouchEvent(event);

        float endX = event.getX();
        float endY = event.getY();
        if (isAClick(startX, endX, startY, endY)) {
            if (mOnItemClickListener != null) {
                mOnItemClickListener.onItemClicked(mCurrentView, getCurrentItem());
            }//from  www  . j a  v  a2 s  .  c o m
        } else {
            try {
                super.onInterceptTouchEvent(event);
            } catch (Exception e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
        }
    }

    if ((event.getAction() & MotionEvent.ACTION_MASK) == MotionEvent.ACTION_DOWN) {
        startX = event.getX();
        startY = event.getY();
    }

    float[] difference = handleMotionEvent(event);

    if (mCurrentView.pagerCanScroll()) {
        try {
            return super.onInterceptTouchEvent(event);
        } catch (Exception e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    } else {
        if (difference != null && mCurrentView.onRightSide && difference[0] < 0) // move right
        {
            try {
                return super.onInterceptTouchEvent(event);
            } catch (Exception e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
        }
        if (difference != null && mCurrentView.onLeftSide && difference[0] > 0) // move left
        {
            try {
                return super.onInterceptTouchEvent(event);
            } catch (Exception e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
        }
        if (difference == null && (mCurrentView.onLeftSide || mCurrentView.onRightSide)) {
            try {
                return super.onInterceptTouchEvent(event);
            } catch (Exception e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
        }
    }
    return false;
}

From source file:com.csounds.examples.tests.SynthActivity.java

/** Called when the activity is first created. */
@Override/*  w w  w  .  j  a  v  a 2s . c  o  m*/
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    for (int i = 0; i < touchIds.length; i++) {
        touchIds[i] = -1;
        touchX[i] = -1;
        touchY[i] = -1;
    }
    multiTouchView = new View(this);

    setContentView(R.layout.synth2);
    multiTouchView = (RelativeLayout) findViewById(R.id.synth);
    octPlusButton = (Button) findViewById(R.id.plusoctavebutton);
    octMinusButton = (Button) findViewById(R.id.minusoctavebutton);
    diode4 = (ToggleButton) findViewById(R.id.diode4);
    diode3 = (ToggleButton) findViewById(R.id.diode3);
    LcdScreenView lcd = (LcdScreenView) findViewById(R.id.lcd_screen);
    new DrumMachineLcdUpdater(lcd.getModel());
    this.createLoadListener((View) lcd);
    keyboardLayout = (RelativeLayout) findViewById(R.id.keyboard);
    keyboardLayout.setOnTouchListener(new OnTouchListener() {

        /* (non-Javadoc)
         * @see android.view.View.OnTouchListener#onTouch(android.view.View, android.view.MotionEvent)
         */
        public boolean onTouch(View v, MotionEvent event) {
            final int action = event.getAction() & MotionEvent.ACTION_MASK;
            float[] touchArrayDown = new float[2];
            switch (action) {
            case MotionEvent.ACTION_DOWN:
            case MotionEvent.ACTION_POINTER_DOWN:

                for (int i = 0; i < event.getPointerCount(); i++) {
                    int pointerId = event.getPointerId(i);
                    int id = getTouchId(pointerId);

                    if (id == -1) {

                        id = getTouchIdAssignment();

                        if (id != -1) {
                            touchIds[id] = pointerId;
                            touchX[id] = event.getX(i) / keyboardLayout.getWidth();
                            touchY[id] = 1 - (event.getY(i) / keyboardLayout.getHeight());
                            //TODO calculte interval Y

                            if (touchXPtr[id] != null) {
                                //TODO swtich touchid
                                //                           Log.d("touchXtouchY","touchX[id]) " + touchX[id] + " touchY[id]) " + touchY[id] + " multitouchview width " + multiTouchView.getWidth() + " multitouchview width " + multiTouchView.getHeight());
                                //                           Log.d("touchXtouchY","keyboardLayout width " + keyboardLayout.getWidth() + " keyboardLayout width " + keyboardLayout.getHeight());
                                // get the key from the touch coordinates
                                float[] touchArray = new float[2];
                                touchArray = evaluateTouchKey(touchX[id], touchY[id]);
                                touchArrayDown[0] = touchX[id];
                                touchArrayDown[1] = touchY[id];
                                touchX[id] = touchArray[0];
                                touchY[id] = touchArray[1];

                                //                           Log.d("touchXtouchY","touchX[id]) " + touchX[id] + " touchY[id]) " + touchY[id]);
                                touchXPtr[id].SetValue(0, touchX[id]);
                                touchYPtr[id].SetValue(0, touchY[id]);
                                csoundObj.sendScore(String.format("i1.%d 0 -2 %d", id, id));
                            }

                        }
                    }

                }

                break;
            case MotionEvent.ACTION_MOVE:

                for (int i = 0; i < event.getPointerCount(); i++) {
                    int pointerId = event.getPointerId(i);
                    int id = getTouchId(pointerId);

                    if (id != -1) {
                        touchIds[id] = pointerId;
                        touchX[id] = event.getX(i) / keyboardLayout.getWidth();
                        touchY[id] = 1 - (event.getY(i) / keyboardLayout.getHeight());
                        //TODO calculte interval Y

                        if (touchXPtr[id] != null) {
                            //TODO swtich touchid
                            //                           Log.d("aaa","touchX[id]) " + touchX[id] + " touchY[id]) " + touchY[id] + " multitouchview width " + multiTouchView.getWidth() + " multitouchview width " + multiTouchView.getHeight());
                            //                           Log.d("aaa","keyboardLayout width " + keyboardLayout.getWidth() + " keyboardLayout width " + keyboardLayout.getHeight());
                            // get the key from the touch coordinates
                            float[] touchArray = new float[2];

                            touchArray = evaluateTouchKey(touchX[id], touchY[id]);

                            touchX[id] = touchArray[0];
                            touchY[id] = touchArray[1];

                            //                           Log.d("touchXtouchY","touchX[id]) " + touchX[id] + " touchY[id]) " + touchY[id]);
                            touchXPtr[id].SetValue(0, touchX[id]);
                            touchYPtr[id].SetValue(0, touchY[id]);
                            csoundObj.sendScore(String.format("i1.%d 0 -2 %d", id, id));
                        }

                    }

                }
                break;

            case MotionEvent.ACTION_POINTER_UP:
            case MotionEvent.ACTION_UP: {
                int activePointerIndex = event.getActionIndex();
                int pointerId = event.getPointerId(activePointerIndex);

                int id = getTouchId(pointerId);
                if (id != -1) {
                    touchIds[id] = -1;
                    csoundObj.sendScore(String.format("i-1.%d 0 0 %d", id, id));
                }
                //write file
                /*         System.out.println(String.format(
                      "i1.%d 0 -2 %d", id, id));
                writeToFile(String.format(
                      "i1.%d 0 -2 %d", id, id));
                 */
            }
                break;
            }

            return true;
        }

    });

    OnTouchListener octBtnOk = new OnTouchListener() {

        @Override
        public boolean onTouch(View v, MotionEvent event) {
            switch (event.getAction()) {
            case MotionEvent.ACTION_DOWN:
                if (octNbr < 12)
                    octNbr += 12;
                break;
            }
            return false;
        }
    };
    octPlusButton.setOnTouchListener(octBtnOk);

    OnTouchListener octBtnMinus = new OnTouchListener() {

        @Override
        public boolean onTouch(View v, MotionEvent event) {
            switch (event.getAction()) {
            case MotionEvent.ACTION_DOWN:
                if (octNbr > -36)
                    octNbr -= 12;

                break;
            }
            return false;
        }
    };

    octMinusButton.setOnTouchListener(octBtnMinus);

    String csd = getResourceFileAsString(R.raw.multitouch_xy_kx);
    File f = createTempFile(csd);

    csoundObj.addBinding(this);

    csoundObj.startCsound(f);
    //   initknobs();

    initSeekBar(diode3, diode4);

}

From source file:com.bottomsheetbehavior.ReactNestedScrollView.java

@Override
public boolean onTouchEvent(MotionEvent ev) {
    if (!mScrollEnabled) {
        return false;
    }/*from w  w w  .j a  v a2 s.  c o m*/

    int action = ev.getAction() & MotionEvent.ACTION_MASK;
    if (action == MotionEvent.ACTION_UP && mDragging) {
        ReactNestedScrollViewHelper.emitScrollEndDragEvent(this);
        mDragging = false;
        disableFpsListener();
    }
    return super.onTouchEvent(ev);
}

From source file:dg.shenm233.drag2expandview.Drag2ExpandView.java

@Override
public boolean dispatchTouchEvent(MotionEvent ev) {
    final int action = ev.getAction();
    final float x = ev.getX();
    final float y = ev.getY();

    int maskAction = action & MotionEvent.ACTION_MASK;
    if (maskAction == MotionEvent.ACTION_DOWN) {
        mLetScrollableViewHandle = false;
        mPreviousDownX = x;// w w w  . j  a  va  2  s .co  m
        mPreviousDownY = y;
    } else if (maskAction == MotionEvent.ACTION_MOVE) {
        if (!isViewUnder(mScrollableView, (int) x, (int) y)) {
            return super.dispatchTouchEvent(ev);
        }

        if (mScrollableViewHelper.getScrollableViewScrollPosition(mScrollableView, mIsUpSliding) > 0) {
            mLetScrollableViewHandle = true;
            return super.dispatchTouchEvent(ev);
        }
    }

    // default
    return super.dispatchTouchEvent(ev);
}

From source file:it.sephiroth.android.library.imagezoom.ScaleGestureDetector.java

public boolean onTouchEvent(final MotionEvent event) {
    final int action = event.getAction();
    final boolean handled = true;

    if (!mGestureInProgress) {
        switch (action & MotionEvent.ACTION_MASK) {
        case MotionEvent.ACTION_POINTER_DOWN: {
            // We have a new multi-finger gesture

            // as orientation can change, query the metrics in touch
            // down
            final DisplayMetrics metrics = mContext.getResources().getDisplayMetrics();
            mRightSlopEdge = metrics.widthPixels - mEdgeSlop;
            mBottomSlopEdge = metrics.heightPixels - mEdgeSlop;

            // Be paranoid in case we missed an event
            reset();/*from  w  w  w.ja  v a2 s .  c o  m*/

            mPrevEvent = MotionEvent.obtain(event);
            mTimeDelta = 0;

            setContext(event);

            // Check if we have a sloppy gesture. If so, delay
            // the beginning of the gesture until we're sure that's
            // what the user wanted. Sloppy gestures can happen if the
            // edge of the user's hand is touching the screen, for
            // example.
            final float edgeSlop = mEdgeSlop;
            final float rightSlop = mRightSlopEdge;
            final float bottomSlop = mBottomSlopEdge;
            final float x0 = event.getRawX();
            final float y0 = event.getRawY();
            final float x1 = getRawX(event, 1);
            final float y1 = getRawY(event, 1);

            final boolean p0sloppy = x0 < edgeSlop || y0 < edgeSlop || x0 > rightSlop || y0 > bottomSlop;
            final boolean p1sloppy = x1 < edgeSlop || y1 < edgeSlop || x1 > rightSlop || y1 > bottomSlop;

            if (p0sloppy && p1sloppy) {
                mFocusX = -1;
                mFocusY = -1;
                mSloppyGesture = true;
            } else if (p0sloppy) {
                mFocusX = MotionEventCompat.getX(event, 1);
                mFocusY = MotionEventCompat.getY(event, 1);
                mSloppyGesture = true;
            } else if (p1sloppy) {
                mFocusX = MotionEventCompat.getX(event, 0);
                mFocusY = MotionEventCompat.getY(event, 0);
                mSloppyGesture = true;
            } else {
                mGestureInProgress = mListener.onScaleBegin(this);
            }
        }
            break;

        case MotionEvent.ACTION_MOVE:
            if (mSloppyGesture) {
                // Initiate sloppy gestures if we've moved outside of
                // the slop area.
                final float edgeSlop = mEdgeSlop;
                final float rightSlop = mRightSlopEdge;
                final float bottomSlop = mBottomSlopEdge;
                final float x0 = event.getRawX();
                final float y0 = event.getRawY();
                final float x1 = getRawX(event, 1);
                final float y1 = getRawY(event, 1);

                final boolean p0sloppy = x0 < edgeSlop || y0 < edgeSlop || x0 > rightSlop || y0 > bottomSlop;
                final boolean p1sloppy = x1 < edgeSlop || y1 < edgeSlop || x1 > rightSlop || y1 > bottomSlop;

                if (p0sloppy && p1sloppy) {
                    mFocusX = -1;
                    mFocusY = -1;
                } else if (p0sloppy) {
                    mFocusX = MotionEventCompat.getX(event, 1);
                    mFocusY = MotionEventCompat.getY(event, 1);
                } else if (p1sloppy) {
                    mFocusX = MotionEventCompat.getX(event, 0);
                    mFocusY = MotionEventCompat.getY(event, 0);
                } else {
                    mSloppyGesture = false;
                    mGestureInProgress = mListener.onScaleBegin(this);
                }
            }
            break;

        case MotionEvent.ACTION_POINTER_UP:
            if (mSloppyGesture) {
                // Set focus point to the remaining finger
                final int id = (action
                        & MotionEvent.ACTION_POINTER_INDEX_MASK) >> MotionEvent.ACTION_POINTER_INDEX_SHIFT == 0
                                ? 1
                                : 0;
                mFocusX = event.getX(id);
                mFocusY = event.getY(id);
            }
            break;
        }
    } else {
        // Transform gesture in progress - attempt to handle it
        switch (action & MotionEvent.ACTION_MASK) {
        case MotionEvent.ACTION_POINTER_UP:
            // Gesture ended
            setContext(event);

            // Set focus point to the remaining finger
            final int id = (action
                    & MotionEvent.ACTION_POINTER_INDEX_MASK) >> MotionEvent.ACTION_POINTER_INDEX_SHIFT == 0 ? 1
                            : 0;
            mFocusX = event.getX(id);
            mFocusY = event.getY(id);

            if (!mSloppyGesture) {
                mListener.onScaleEnd(this);
            }

            reset();
            break;

        case MotionEvent.ACTION_CANCEL:
            if (!mSloppyGesture) {
                mListener.onScaleEnd(this);
            }

            reset();
            break;

        case MotionEvent.ACTION_MOVE:
            setContext(event);

            // Only accept the event if our relative pressure is within
            // a certain limit - this can help filter shaky data as a
            // finger is lifted.
            if (mCurrPressure / mPrevPressure > PRESSURE_THRESHOLD) {
                final boolean updatePrevious = mListener.onScale(this);

                if (updatePrevious) {
                    mPrevEvent.recycle();
                    mPrevEvent = MotionEvent.obtain(event);
                }
            }
            break;
        }
    }
    return handled;
}

From source file:com.mediatek.galleryfeature.stereo.segment.ImageShow.java

@Override
public boolean onTouchEvent(MotionEvent event) {
    super.onTouchEvent(event);
    int action = event.getAction();
    action = action & MotionEvent.ACTION_MASK;

    mGestureDetector.onTouchEvent(event);
    mScaleGestureDetector.onTouchEvent(event);
    if (mInteractionMode == InteractionMode.SCALE) {
        return true;
    }//from  ww w .j  a v a 2  s . c  o m

    int ex = (int) event.getX();
    int ey = (int) event.getY();
    if (action == MotionEvent.ACTION_DOWN) {
        mInteractionMode = InteractionMode.MOVE;
        mTouchDown.x = ex;
        mTouchDown.y = ey;
        System.currentTimeMillis();
        mMasterImage.setOriginalTranslation(mMasterImage.getTranslation());
    }

    if (action == MotionEvent.ACTION_MOVE && mInteractionMode == InteractionMode.MOVE) {
        mTouch.x = ex;
        mTouch.y = ey;

        float scaleFactor = mMasterImage.getScaleFactor();
        if (scaleFactor > 1 && (!ENABLE_ZOOMED_COMPARISON || event.getPointerCount() == 2)) {
            float translateX = (mTouch.x - mTouchDown.x) / scaleFactor;
            float translateY = (mTouch.y - mTouchDown.y) / scaleFactor;
            Point originalTranslation = mMasterImage.getOriginalTranslation();
            Point translation = mMasterImage.getTranslation();
            translation.x = (int) (originalTranslation.x + translateX);
            translation.y = (int) (originalTranslation.y + translateY);
            mMasterImage.setTranslation(translation);
        }
    }

    if (action == MotionEvent.ACTION_UP || action == MotionEvent.ACTION_CANCEL
            || action == MotionEvent.ACTION_OUTSIDE) {
        mInteractionMode = InteractionMode.NONE;
        mTouchDown.x = 0;
        mTouchDown.y = 0;
        mTouch.x = 0;
        mTouch.y = 0;
        if (mMasterImage.getScaleFactor() <= 1) {
            mMasterImage.setScaleFactor(1);
            mMasterImage.resetTranslation();
        }
    }
    float scaleFactor = mMasterImage.getScaleFactor();
    Point translation = mMasterImage.getTranslation();
    constrainTranslation(translation, scaleFactor);
    mMasterImage.setTranslation(translation);

    invalidate();
    return true;
}

From source file:nz.ac.otago.psyanlab.common.designer.program.stage.StageView.java

@Override
public boolean onTouchEvent(MotionEvent event) {
    if (!isEnabled()) {
        // Ignore touch events if not enabled.
        return false;
    }/* w w  w .ja va 2s  .  c  o  m*/

    final int action = event.getAction();
    final int pointerCount = event.getPointerCount();
    final Handler handler = getHandler();

    switch (action & MotionEvent.ACTION_MASK) {
    case MotionEvent.ACTION_POINTER_DOWN: {
        // Throw away event if we have already seen at least this many
        // fingers before.
        if (mMaxFingersDown > pointerCount) {
            return true;
        }

        if (handler != null) {
            handler.removeCallbacks(mPendingCheckForTap);
            handler.removeCallbacks(mPendingCheckForLongPress);
        }

        mPendingCheckForTap = new CheckForTap();
        postDelayed(mPendingCheckForTap, ViewConfiguration.getTapTimeout());

        mMaxFingersDown = pointerCount;

        mMotionPosition = INVALID_POSITION;
        updateMotionCoords(event, pointerCount);

        mTouchMode = TOUCH_MODE_DOWN;

        return true;
    }

    case MotionEvent.ACTION_DOWN: {
        mMaxFingersDown = pointerCount;

        if (mPendingCheckForTap == null) {
            mPendingCheckForTap = new CheckForTap();
        }
        postDelayed(mPendingCheckForTap, ViewConfiguration.getTapTimeout());

        updateMotionCoords(event, pointerCount);
        mMotionPosition = pointToPosition(mMotionX.get(0).intValue(), mMotionY.get(0).intValue());

        mTouchMode = TOUCH_MODE_DOWN;

        return true;
    }

    case MotionEvent.ACTION_MOVE: {
        if (mMaxFingersDown == 1 && mMotionPosition != NO_MATCHED_CHILD
                && mMotionPosition == pointToPosition((int) event.getX(), (int) event.getY())) {
            // Ignore movement in single touch mode until the user has
            // moved out of the prop hit area.
            return true;
        }

        boolean moveIsOverSlop = false;
        int touchSlop = mMaxFingersDown > 1 ? mTouchSlop * 6 : mTouchSlop;
        for (int pointerIndex = 0; pointerIndex < pointerCount; pointerIndex++) {
            int pointerId = event.getPointerId(pointerIndex);
            moveIsOverSlop = moveIsOverSlop
                    || Math.abs(event.getY(pointerIndex) - mMotionY.get(pointerId)) > touchSlop
                    || Math.abs(event.getX(pointerIndex) - mMotionX.get(pointerId)) > touchSlop;
        }

        if (mTouchMode != TOUCH_MODE_AT_REST && moveIsOverSlop) {
            // Too much movement to be a tap event.
            mTouchMode = TOUCH_MODE_AT_REST;
            final View child = getChildAt(mMotionPosition);
            if (child != null) {
                child.setPressed(false);
            }
            setPressed(false);
            if (handler != null) {
                handler.removeCallbacks(mPendingCheckForLongPress);
            }
            mMotionPosition = NO_MATCHED_CHILD;
            updateSelectorState();
            invalidate();
        }
        return true;
    }

    case MotionEvent.ACTION_UP: {
        if (mTouchMode == TOUCH_MODE_FINISHED_LONG_PRESS) {
            return true;
        }

        if (mTouchMode == TOUCH_MODE_AT_REST) {
            break;
        }

        // Handle stage multi-touch.

        if (mMotionPosition == NO_MATCHED_CHILD) {
            if (mPerformPropClick == null) {
                mPerformPropClick = new PerformClick();
            }

            final PerformClick performPropClick = mPerformPropClick;
            performPropClick.mClickMotionPosition = mMotionPosition;
            performPropClick.rememberWindowAttachCount();

            if (mTouchMode != TOUCH_MODE_DOWN || mTouchMode != TOUCH_MODE_TAP) {
                if (handler != null) {
                    handler.removeCallbacks(
                            mTouchMode == TOUCH_MODE_DOWN ? mPendingCheckForTap : mPendingCheckForLongPress);
                }

                if (!mDataChanged) {
                    // Got here so must be a tap. The long press would
                    // have triggered inside the delayed runnable.
                    mTouchMode = TOUCH_MODE_TAP;
                    positionSelector(this);
                    setPressed(true);
                    updateSelectorState();
                    invalidate();

                    resetSelectorTransition(getVirtualFingers());

                    if (mTouchModeReset != null) {
                        removeCallbacks(mTouchModeReset);
                    }
                    mTouchModeReset = new Runnable() {
                        @Override
                        public void run() {
                            mTouchMode = TOUCH_MODE_AT_REST;
                            setPressed(false);
                            if (!mDataChanged) {
                                performPropClick.run();
                            }
                            updateSelectorState();
                            invalidate();
                        }
                    };
                    postDelayed(mTouchModeReset, ViewConfiguration.getPressedStateDuration());
                } else {
                    mTouchMode = TOUCH_MODE_AT_REST;
                }
            } else if (!mDataChanged) {
                performPropClick.run();
            }
        } else {
            // Handle touch on child.
            final View child = getChildAt(mMotionPosition);
            if (child != null && !child.hasFocusable()) {
                if (mTouchMode != TOUCH_MODE_DOWN) {
                    child.setPressed(false);
                }

                if (mPerformPropClick == null) {
                    mPerformPropClick = new PerformClick();
                }

                final PerformClick performPropClick = mPerformPropClick;
                performPropClick.mClickMotionPosition = mMotionPosition;
                performPropClick.rememberWindowAttachCount();

                if (mTouchMode != TOUCH_MODE_DOWN || mTouchMode != TOUCH_MODE_TAP) {
                    if (handler != null) {
                        handler.removeCallbacks(mTouchMode == TOUCH_MODE_DOWN ? mPendingCheckForTap
                                : mPendingCheckForLongPress);
                    }

                    if (!mDataChanged) {
                        // Got here so must be a tap. The long press
                        // would
                        // have triggered inside the delayed runnable.
                        mTouchMode = TOUCH_MODE_TAP;
                        child.setPressed(true);
                        positionSelector(child);
                        setPressed(true);
                        updateSelectorState();
                        invalidate();

                        resetSelectorTransition(getVirtualFingers());

                        if (mTouchModeReset != null) {
                            removeCallbacks(mTouchModeReset);
                        }
                        mTouchModeReset = new Runnable() {
                            @Override
                            public void run() {
                                mTouchMode = TOUCH_MODE_AT_REST;
                                child.setPressed(false);
                                setPressed(false);
                                updateSelectorState();
                                invalidate();
                                if (!mDataChanged) {
                                    performPropClick.run();
                                }
                            }
                        };
                        postDelayed(mTouchModeReset, ViewConfiguration.getPressedStateDuration());
                    } else {
                        mTouchMode = TOUCH_MODE_AT_REST;
                        updateSelectorState();
                        invalidate();
                    }
                } else if (!mDataChanged) {
                    performPropClick.run();
                }
            }
        }
        return true;
    }
    }
    return true;
}

From source file:dg.shenm233.drag2expandview.Drag2ExpandView.java

@Override
public boolean onTouchEvent(MotionEvent ev) {
    if (!mLetScrollableViewHandle) {
        mViewDragHelper.processTouchEvent(ev);
        if (mViewDragHelper.getViewDragState() == ViewDragHelper.STATE_DRAGGING) {
            return true;
        }/* w ww. j ava  2s  .co m*/
    }

    final float x = ev.getX();
    final float y = ev.getY();

    boolean isDragViewUnder = isViewUnder(mDragView, (int) x, (int) y);

    final int action = ev.getAction();
    int maskAction = action & MotionEvent.ACTION_MASK;
    if (maskAction == MotionEvent.ACTION_DOWN) {
        mPreviousDownX = x;
        mPreviousDownY = y;
    } else if (maskAction == MotionEvent.ACTION_UP) {
        float dx = mPreviousDownX - x;
        float dy = mPreviousDownY - y;
        int slop = mViewDragHelper.getTouchSlop();
        if (dx * dx + dy * dy < slop * slop && isDragViewUnder) {
            if (mViewState == STATE_COLLAPSE) {
                smoothSlideViewTo(mAnchorOffset); //expand
            } else {
                smoothSlideViewTo(0.0f); // collapse
            }
        }
    }

    return isDragViewUnder;
}

From source file:com.funzio.pure2D.demo.particles.NovaActivity.java

@Override
public boolean onTouch(final View v, final MotionEvent event) {
    final int action = event.getAction() & MotionEvent.ACTION_MASK;

    // null check
    if (mNovaFactory == null) {
        return false;
    }/*from ww  w .  j  a va2s . c  o  m*/

    if (action == MotionEvent.ACTION_DOWN) {
        mStage.queueEvent(new Runnable() {
            @Override
            public void run() {
                final int pointerCount = event.getPointerCount();
                for (int i = 0; i < pointerCount; i++) {
                    // for demo, limit the number of emitters
                    if (mScene.getNumGrandChildren() < mNovaFactory.getPoolSize()) {
                        addObject(event.getX(i), mDisplaySize.y - event.getY(i));
                    }
                }
            }
        });
    }

    return true;
}

From source file:com.facebook.react.views.scroll.ReactHorizontalScrollView.java

@Override
public boolean onTouchEvent(MotionEvent ev) {
    if (!mScrollEnabled) {
        return false;
    }//ww  w .  j  av  a 2 s  . c o  m

    mVelocityHelper.calculateVelocity(ev);
    int action = ev.getAction() & MotionEvent.ACTION_MASK;
    if (action == MotionEvent.ACTION_UP && mDragging) {
        float velocityX = mVelocityHelper.getXVelocity();
        float velocityY = mVelocityHelper.getYVelocity();
        ReactScrollViewHelper.emitScrollEndDragEvent(this, velocityX, velocityY);
        mDragging = false;
        // After the touch finishes, we may need to do some scrolling afterwards either as a result
        // of a fling or because we need to page align the content
        handlePostTouchScrolling(Math.round(velocityX), Math.round(velocityY));
    }

    return super.onTouchEvent(ev);
}