Example usage for android.view MotionEvent ACTION_MOVE

Introduction

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

Prototype

int ACTION_MOVE

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

Click Source Link

Document

Constant for #getActionMasked : A change has happened during a press gesture (between #ACTION_DOWN and #ACTION_UP ).

Usage

From source file:android.support.v7.widget.FastScroller.java

@Override
public void onTouchEvent(RecyclerView recyclerView, MotionEvent me) {
    if (mState == STATE_HIDDEN) {
        return;/*from ww  w . j  a  v a  2  s . c  om*/
    }

    if (me.getAction() == MotionEvent.ACTION_DOWN) {
        boolean insideVerticalThumb = isPointInsideVerticalThumb(me.getX(), me.getY());
        boolean insideHorizontalThumb = isPointInsideHorizontalThumb(me.getX(), me.getY());
        if (insideVerticalThumb || insideHorizontalThumb) {
            if (insideHorizontalThumb) {
                mDragState = DRAG_X;
                mHorizontalDragX = (int) me.getX();
            } else if (insideVerticalThumb) {
                mDragState = DRAG_Y;
                mVerticalDragY = (int) me.getY();
            }
            setState(STATE_DRAGGING);
        }
    } else if (me.getAction() == MotionEvent.ACTION_UP && mState == STATE_DRAGGING) {
        mVerticalDragY = 0;
        mHorizontalDragX = 0;
        setState(STATE_VISIBLE);
        mDragState = DRAG_NONE;
    } else if (me.getAction() == MotionEvent.ACTION_MOVE && mState == STATE_DRAGGING) {
        show();
        if (mDragState == DRAG_X) {
            horizontalScrollTo(me.getX());
        }
        if (mDragState == DRAG_Y) {
            verticalScrollTo(me.getY());
        }
    }
}

---

From source file:com.app.afteryou.ui.staggered.StaggeredGridView.java

@Override
public boolean onInterceptTouchEvent(MotionEvent ev) {
    mVelocityTracker.addMovement(ev);/*  w ww.j a v a 2  s . c  om*/
    final int action = ev.getAction() & MotionEventCompat.ACTION_MASK;
    switch (action) {
    case MotionEvent.ACTION_DOWN:
        mVelocityTracker.clear();
        mScroller.abortAnimation();
        mLastTouchY = ev.getY();
        mActivePointerId = MotionEventCompat.getPointerId(ev, 0);
        mTouchRemainderY = 0;
        if (mTouchMode == TOUCH_MODE_FLINGING) {
            // Catch!
            setTouchMode(TOUCH_MODE_DRAGGING);
            return true;
        }
        break;

    case MotionEvent.ACTION_MOVE: {
        final int index = MotionEventCompat.findPointerIndex(ev, mActivePointerId);
        if (index < 0) {
            Log.e(TAG, "onInterceptTouchEvent could not find pointer with id " + mActivePointerId
                    + " - did StaggeredGridView receive an inconsistent " + "event stream?");
            return false;
        }
        final float y = MotionEventCompat.getY(ev, index);
        final float dy = y - mLastTouchY + mTouchRemainderY;
        final int deltaY = (int) dy;
        mTouchRemainderY = dy - deltaY;

        if (Math.abs(dy) > mTouchSlop) {
            setTouchMode(TOUCH_MODE_DRAGGING);
            return true;
        }
    }
    }

    return false;
}

---

From source file:com.canyinghao.canrefresh.CanRefreshLayout.java

/**
 * ?/* w w  w . j  ava2s . c om*/
 *
 * @param e
 * @param isHead
 * @return
 */
private boolean touch(MotionEvent e, boolean isHead) {

    switch (e.getAction()) {

    case MotionEvent.ACTION_DOWN:

        lastY = e.getY();
        return true;

    case MotionEvent.ACTION_MOVE:

        if (lastY > 0) {
            currentOffSetY = (int) (e.getY() - lastY);
            offsetSum += currentOffSetY;
        }
        lastY = e.getY();

        boolean isCanMove;
        if (isHead) {
            isCanMove = offsetSum > 0;
        } else {
            isCanMove = offsetSum < 0;
        }

        if (isCanMove) {

            float ratio = getRatio();

            if (ratio < 0) {
                ratio = 0;
            }

            int scrollNum = -((int) (currentOffSetY * ratio));

            scrollSum += scrollNum;

            if (isHead) {

                smoothMove(true, true, scrollNum, scrollSum);

                if (Math.abs(scrollSum) > mHeaderHeight) {

                    getHeaderInterface().onPrepare();
                }

                getHeaderInterface().onPositionChange(Math.abs(scrollSum) / (float) mHeaderHeight);
            } else {

                smoothMove(false, true, scrollNum, scrollSum);

                if (Math.abs(scrollSum) > mFooterHeight) {

                    getFooterInterface().onPrepare();
                }

                getFooterInterface().onPositionChange(Math.abs(scrollSum) / (float) mFooterHeight);

            }

        }

        return true;

    case MotionEvent.ACTION_UP:
    case MotionEvent.ACTION_CANCEL:

        if (Math.abs(scrollSum) > 3) {

            if (isHead) {
                if (Math.abs(scrollSum) > mHeaderHeight) {

                    smoothMove(true, false, -mHeaderHeight, mHeaderHeight);
                    getHeaderInterface().onRelease();
                    refreshing();
                } else {

                    smoothMove(true, false, 0, 0);
                }

            } else {

                if (Math.abs(scrollSum) > mFooterHeight) {

                    smoothMove(false, false,
                            mContentView.getMeasuredHeight() - getMeasuredHeight() + mFooterHeight,
                            mFooterHeight);
                    getFooterInterface().onRelease();
                    loadingMore();
                } else {

                    smoothMove(false, false, mContentView.getMeasuredHeight() - getMeasuredHeight(), 0);

                }

            }

        }

        resetParameter();

        break;

    }

    return super.onTouchEvent(e);

}

---

From source file:com.android.backups.BackupStaggeredGridView.java

@Override
public boolean onInterceptTouchEvent(MotionEvent ev) {
    mVelocityTracker.addMovement(ev);/*ww  w.  j av  a  2  s.  co  m*/
    final int action = ev.getAction() & MotionEventCompat.ACTION_MASK;
    switch (action) {
    case MotionEvent.ACTION_DOWN:
        mVelocityTracker.clear();
        mScroller.abortAnimation();
        mLastTouchY = ev.getY();
        mActivePointerId = MotionEventCompat.getPointerId(ev, 0);
        mTouchRemainderY = 0;
        if (mTouchMode == TOUCH_MODE_FLINGING) {
            // Catch!
            mTouchMode = TOUCH_MODE_DRAGGING;
            setTouchMode(mTouchMode);
            return true;
        }
        break;

    case MotionEvent.ACTION_MOVE: {
        final int index = MotionEventCompat.findPointerIndex(ev, mActivePointerId);
        if (index < 0) {
            Log.e(TAG, "onInterceptTouchEvent could not find pointer with id " + mActivePointerId
                    + " - did StaggeredGridView receive an inconsistent " + "event stream?");
            return false;
        }
        final float y = MotionEventCompat.getY(ev, index);
        final float dy = y - mLastTouchY + mTouchRemainderY;
        final int deltaY = (int) dy;
        mTouchRemainderY = dy - deltaY;

        if (Math.abs(dy) > mTouchSlop) {
            mTouchMode = TOUCH_MODE_DRAGGING;
            setTouchMode(mTouchMode);
            return true;
        }
    }
    }

    return false;
}

---

From source file:com.cloverstudio.spika.CameraCropActivity.java

@Override
public boolean onTouch(View v, MotionEvent event) {
    ImageView view = (ImageView) v;
    switch (event.getAction() & MotionEvent.ACTION_MASK) {
    case MotionEvent.ACTION_DOWN:
        savedMatrix.set(matrix);/*from w  w  w. j  a  v  a 2s . c  o  m*/
        start.set(event.getX(), event.getY());
        mode = DRAG;
        break;
    case MotionEvent.ACTION_POINTER_DOWN:
        oldDist = spacing(event);
        if (oldDist > 10f) {
            savedMatrix.set(matrix);
            midPoint(mid, event);
            mode = ZOOM;
        }
        break;
    case MotionEvent.ACTION_UP:
    case MotionEvent.ACTION_POINTER_UP:
        mode = NONE;
        break;
    case MotionEvent.ACTION_MOVE:
        if (mode == DRAG) {
            // ...
            matrix.set(savedMatrix);
            matrix.postTranslate(event.getX() - start.x, event.getY() - start.y);
            start_x = event.getX() - start.x;
            start_y = event.getY() - start.y;
        } else if (mode == ZOOM) {
            float newDist = spacing(event);
            if (newDist > 10f) {
                matrix.set(savedMatrix);
                float scale = newDist / oldDist;
                mAspect = scale;
                matrix.postScale(scale, scale, mid.x, mid.y);
            }
        }
        break;
    }

    view.setImageMatrix(matrix);
    view.invalidate();
    return true;
}

---

From source file:com.netease.qa.emmagee.service.EmmageeService.java

/**
 * create a floating window to show real-time data.
 *///  w  ww.  j a va 2s. c om
private void createFloatingWindow() {
    SharedPreferences shared = getSharedPreferences("float_flag", Activity.MODE_PRIVATE);
    SharedPreferences.Editor editor = shared.edit();
    editor.putInt("float", 1);
    editor.commit();
    windowManager = (WindowManager) getApplicationContext().getSystemService("window");
    wmParams = ((MyApplication) getApplication()).getMywmParams();
    wmParams.type = 2002;
    wmParams.flags |= 8;
    wmParams.gravity = Gravity.LEFT | Gravity.TOP;
    wmParams.x = 0;
    wmParams.y = 0;
    wmParams.width = WindowManager.LayoutParams.WRAP_CONTENT;
    wmParams.height = WindowManager.LayoutParams.WRAP_CONTENT;
    wmParams.format = 1;
    windowManager.addView(viFloatingWindow, wmParams);
    viFloatingWindow.setOnTouchListener(new OnTouchListener() {
        public boolean onTouch(View v, MotionEvent event) {
            x = event.getRawX();
            y = event.getRawY() - statusBarHeight;
            switch (event.getAction()) {
            case MotionEvent.ACTION_DOWN:
                mTouchStartX = event.getX();
                mTouchStartY = event.getY();
                break;
            case MotionEvent.ACTION_MOVE:
                updateViewPosition();
                break;
            case MotionEvent.ACTION_UP:
                updateViewPosition();
                mTouchStartX = mTouchStartY = 0;
                break;
            }
            return true;
        }
    });

    btnWifi.setOnClickListener(new OnClickListener() {
        @Override
        public void onClick(View v) {
            try {
                btnWifi = (Button) viFloatingWindow.findViewById(R.id.wifi);
                String buttonText = (String) btnWifi.getText();
                String wifiText = getResources().getString(R.string.open_wifi);
                if (buttonText.equals(wifiText)) {
                    wifiManager.setWifiEnabled(true);
                    btnWifi.setText(R.string.close_wifi);
                } else {
                    wifiManager.setWifiEnabled(false);
                    btnWifi.setText(R.string.open_wifi);
                }
            } catch (Exception e) {
                Toast.makeText(viFloatingWindow.getContext(), getString(R.string.wifi_fail_toast),
                        Toast.LENGTH_LONG).show();
                Log.e(LOG_TAG, e.toString());
            }
        }
    });
}

---

From source file:com.ssn.currency.convertor.WheelView.java

@Override
public boolean onTouchEvent(MotionEvent event) {
    if (!isEnabled() || getViewAdapter() == null) {
        return true;
    }/*from w ww . j av a 2  s. c  o  m*/

    switch (event.getAction()) {
    case MotionEvent.ACTION_MOVE:
        if (getParent() != null) {
            getParent().requestDisallowInterceptTouchEvent(true);
        }
        break;

    case MotionEvent.ACTION_UP:
        if (!isScrollingPerformed) {
            int distance = (int) event.getY() - getHeight() / 2;
            if (distance > 0) {
                distance += getItemHeight() / 2;
            } else {
                distance -= getItemHeight() / 2;
            }
            int items = distance / getItemHeight();
            if (items != 0 && isValidItemIndex(currentItem + items)) {
                notifyClickListenersAboutClick(currentItem + items);
            }
        }
        break;
    }

    return scroller.onTouchEvent(event);
}

---

From source file:com.example.SmartBoard.DrawingView.java

@Override
public boolean onTouchEvent(MotionEvent event) {
    //detect user touch
    float touchX = event.getX();
    float touchY = event.getY();
    //System.out.println("X"+touchX);
    // System.out.println("Y"+touchY);

    if (rectMode) {
        onTouchRectangleMode(event);/*from   ww  w. ja v  a  2 s.  com*/
        return true;
    } else if (circleMode) {
        onTouchCircleMode(event);
        return true;
    } else if (lineMode) {
        onTouchLineMode(event);
        return true;
    } else if (textMode) {
        onTouchTextMode(event);
        return true;
    } else if (dragMode) {
        onTouchDragEvent(event);
        return true;
    } else if (removeObjectMode) {
        onRemoveObjectEvent(event);
        return true;
    } else if (colorDropperMode) {
        onTouchColorDropperMode(event);
        return true;
    } else if (textSizeMode) {
        onTouchTextResizeEvent(event);
        return true;
    }

    switch (event.getAction()) {
    case MotionEvent.ACTION_DOWN:
        drawPath.moveTo(touchX, touchY);
        break;
    case MotionEvent.ACTION_MOVE:
        drawPath.lineTo(touchX, touchY);
        break;
    case MotionEvent.ACTION_UP:
        drawCanvas.drawPath(drawPath, drawPaint);
        drawPath.reset();
        break;
    default:
        return false;
    }
    //System.out.println(mqtt);

    invalidate();
    mqtt.publish(touchX, touchY, event.getAction(), paintColor, mode, strokeWidth);

    return true;
}

---

From source file:com.bolaa.medical.view.pulltorefreshgrid.StaggeredGridView.java

@Override
public boolean onInterceptTouchEvent(MotionEvent ev) {
    mVelocityTracker.addMovement(ev);//from  ww w.ja  v  a  2  s .  c o  m
    final int action = ev.getAction() & MotionEventCompat.ACTION_MASK;
    switch (action) {
    case MotionEvent.ACTION_DOWN:
        LogUtil.d("--------------onInterceptTouchEvent ACTION_DOWN---------");
        mFirstDownY = ev.getRawY();

        mVelocityTracker.clear();
        mScroller.abortAnimation();
        mLastTouchY = ev.getY();
        mActivePointerId = MotionEventCompat.getPointerId(ev, 0);
        mTouchRemainderY = 0;
        if (mTouchMode == TOUCH_MODE_FLINGING) {
            // Catch!
            mTouchMode = TOUCH_MODE_DRAGGING;
            reportScrollStateChange(OnScrollListener.SCROLL_STATE_TOUCH_SCROLL, getFirstVisiblePosition(),
                    getLastPosition());
            return true;
        }
        break;

    case MotionEvent.ACTION_MOVE: {
        final int index = MotionEventCompat.findPointerIndex(ev, mActivePointerId);
        if (index < 0) {
            Log.e(TAG, "onInterceptTouchEvent could not find pointer with id " + mActivePointerId
                    + " - did StaggeredGridView receive an inconsistent " + "event stream?");
            return false;
        }
        final float y = MotionEventCompat.getY(ev, index);
        final float dy = y - mLastTouchY + mTouchRemainderY;
        final int deltaY = (int) dy;
        mTouchRemainderY = dy - deltaY;

        if (Math.abs(dy) > mTouchSlop) {
            mTouchMode = TOUCH_MODE_DRAGGING;
            reportScrollStateChange(OnScrollListener.SCROLL_STATE_TOUCH_SCROLL, getFirstVisiblePosition(),
                    getLastPosition());
            return true;
        }
    }
    }

    return false;
}

---

From source file:com.aretha.slidemenu.SlideMenu.java

@Override
public boolean onTouchEvent(MotionEvent event) {
    super.onTouchEvent(event);
    final float x = event.getX();
    final float y = event.getY();
    final int currentState = mCurrentState;
    final boolean isTapContent = mIsTapContent;

    mVelocityTracker.addMovement(event);

    switch (event.getAction()) {
    case MotionEvent.ACTION_DOWN:
        mPressedX = mLastMotionX = x;//from w w w  .  j a va  2 s. co m
        mIsTapContent = isTapContent(x, y);
        if (mIsTapContent) {
            mScroller.abortAnimation();
        }
        mVelocityTracker = VelocityTracker.obtain();
        break;
    case MotionEvent.ACTION_MOVE:
        if (Math.abs(x - mPressedX) >= mTouchSlop && isTapContent && currentState != STATE_DRAG) {
            setCurrentState(STATE_DRAG);
        }
        if (STATE_DRAG != currentState) {
            mLastMotionX = x;
            return false;
        }

        drag(mLastMotionX, x);
        mLastMotionX = x;
        break;
    case MotionEvent.ACTION_UP:
    case MotionEvent.ACTION_CANCEL:
    case MotionEvent.ACTION_OUTSIDE:
        if (STATE_DRAG == currentState) {
            mVelocityTracker.computeCurrentVelocity(1000);
            endDrag(x, mVelocityTracker.getXVelocity());
        } else if (isTapContent) {
            performContentClick();
        }
        mVelocityTracker.recycle();
        mIsTapContent = false;
        break;
    }

    return true;
}

---

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