Java Code Examples for android.view.MotionEvent#ACTION_POINTER_UP
The following examples show how to use
android.view.MotionEvent#ACTION_POINTER_UP .
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Example 1
| Source File: ScrollAndScaleView.java From KChartView with Apache License 2.0 | 5 votes |
|
@Override
public boolean onTouchEvent(MotionEvent event) {
switch (event.getAction() & MotionEvent.ACTION_MASK) {
case MotionEvent.ACTION_DOWN:
touch = true;
break;
case MotionEvent.ACTION_MOVE:
if (event.getPointerCount() == 1) {
//长按之后移动
if (isLongPress) {
onLongPress(event);
}
}
break;
case MotionEvent.ACTION_POINTER_UP:
invalidate();
break;
case MotionEvent.ACTION_UP:
isLongPress = false;
touch = false;
invalidate();
break;
case MotionEvent.ACTION_CANCEL:
isLongPress = false;
touch = false;
invalidate();
break;
}
mMultipleTouch=event.getPointerCount()>1;
this.mDetector.onTouchEvent(event);
this.mScaleDetector.onTouchEvent(event);
return true;
}
Example 2
| Source File: ScrollAndScaleView.java From kAndroid with Apache License 2.0 | 5 votes |
|
@Override
public boolean onTouchEvent(MotionEvent event) {
switch (event.getAction() & MotionEvent.ACTION_MASK) {
case MotionEvent.ACTION_DOWN:
touch = true;
break;
case MotionEvent.ACTION_MOVE:
if (event.getPointerCount() == 1) {
//长按之后移动
if (isLongPress || !isClosePress) {
onLongPress(event);
}
}
break;
case MotionEvent.ACTION_POINTER_UP:
invalidate();
break;
case MotionEvent.ACTION_UP:
if (!isClosePress) {
isLongPress = false;
}
touch = false;
invalidate();
break;
case MotionEvent.ACTION_CANCEL:
if (!isClosePress) {
isLongPress = false;
}
touch = false;
invalidate();
break;
}
mMultipleTouch = event.getPointerCount() > 1;
this.mDetector.onTouchEvent(event);
this.mScaleDetector.onTouchEvent(event);
return true;
}
Example 3
| Source File: QBadgeView.java From BottomNavigationBar with Apache License 2.0 | 5 votes |
|
@Override
public boolean onTouchEvent(MotionEvent event) {
switch (event.getActionMasked()) {
case MotionEvent.ACTION_DOWN:
case MotionEvent.ACTION_POINTER_DOWN:
float x = event.getX();
float y = event.getY();
if (mDraggable && event.getPointerId(event.getActionIndex()) == 0
&& (x > mBadgeBackgroundRect.left && x < mBadgeBackgroundRect.right &&
y > mBadgeBackgroundRect.top && y < mBadgeBackgroundRect.bottom)
&& mBadgeText != null) {
initRowBadgeCenter();
mDragging = true;
updataListener(OnDragStateChangedListener.STATE_START);
mDefalutRadius = DisplayUtil.dp2px(getContext(), 7);
getParent().requestDisallowInterceptTouchEvent(true);
screenFromWindow(true);
mDragCenter.x = event.getRawX();
mDragCenter.y = event.getRawY();
}
break;
case MotionEvent.ACTION_MOVE:
if (mDragging) {
mDragCenter.x = event.getRawX();
mDragCenter.y = event.getRawY();
invalidate();
}
break;
case MotionEvent.ACTION_UP:
case MotionEvent.ACTION_POINTER_UP:
case MotionEvent.ACTION_CANCEL:
if (event.getPointerId(event.getActionIndex()) == 0 && mDragging) {
mDragging = false;
onPointerUp();
}
break;
}
return mDragging || super.onTouchEvent(event);
}
Example 4
| Source File: PZSImageView.java From CameraV with GNU General Public License v3.0 | 5 votes |
|
private int parseMotionEvent(MotionEvent ev) {
switch (ev.getAction() & MotionEvent.ACTION_MASK) {
case MotionEvent.ACTION_DOWN:
if( isDoubleTap(ev) )
return PZS_ACTION_FIT_CENTER;
else
return PZS_ACTION_INIT;
case MotionEvent.ACTION_POINTER_DOWN:
//more than one pointer is pressed...
return PZS_ACTION_TRANSLATE_TO_SCALE;
case MotionEvent.ACTION_UP:
case MotionEvent.ACTION_POINTER_UP:
if( ev.getPointerCount() == 2 ){
return PZS_ACTION_SCALE_TO_TRANSLATE;
}else{
return PZS_ACTION_INIT;
}
case MotionEvent.ACTION_MOVE:
if( ev.getPointerCount() == 1 )
return PZS_ACTION_TRANSLATE;
else if( ev.getPointerCount() == 2 )
return PZS_ACTION_SCALE;
return 0;
}
return 0;
}
Example 5
| Source File: RotateGestureDetector.java From Nimingban with Apache License 2.0 | 5 votes |
|
@Override
protected void handleInProgressEvent(int actionCode, MotionEvent event) {
switch (actionCode) {
case MotionEvent.ACTION_POINTER_UP:
// Gesture ended but
updateStateByEvent(event);
if (!mSloppyGesture) {
mListener.onRotateEnd(this);
}
resetState();
break;
case MotionEvent.ACTION_CANCEL:
if (!mSloppyGesture) {
mListener.onRotateEnd(this);
}
resetState();
break;
case MotionEvent.ACTION_MOVE:
updateStateByEvent(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.onRotate(this);
if (updatePrevious) {
mPrevEvent.recycle();
mPrevEvent = MotionEvent.obtain(event);
}
}
break;
}
}
Example 6
| Source File: RotateGestureDetector.java From OpenMapKitAndroid with BSD 3-Clause "New" or "Revised" License | 5 votes |
|
@Override
protected void handleInProgressEvent(int actionCode, MotionEvent event) {
switch (actionCode) {
case MotionEvent.ACTION_POINTER_UP:
// Gesture ended but
updateStateByEvent(event);
if (!mSloppyGesture) {
mListener.onRotateEnd(this);
}
resetState();
break;
case MotionEvent.ACTION_CANCEL:
if (!mSloppyGesture) {
mListener.onRotateEnd(this);
}
resetState();
break;
case MotionEvent.ACTION_MOVE:
updateStateByEvent(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.onRotate(this);
if (updatePrevious) {
mPrevEvent.recycle();
mPrevEvent = MotionEvent.obtain(event);
}
}
break;
}
}
Example 7
| Source File: RotateGestureDetector.java From YImagePicker with Apache License 2.0 | 5 votes |
|
public void onTouchEvent(MotionEvent event) {
final int Action = event.getActionMasked();
switch (Action) {
case MotionEvent.ACTION_POINTER_DOWN:
case MotionEvent.ACTION_POINTER_UP:
if (event.getPointerCount() == 2) mPrevSlope = caculateSlope(event);
break;
case MotionEvent.ACTION_MOVE:
if (event.getPointerCount() > 1) {
mCurrSlope = caculateSlope(event);
double currDegrees = Math.toDegrees(Math.atan(mCurrSlope));
double prevDegrees = Math.toDegrees(Math.atan(mPrevSlope));
double deltaSlope = currDegrees - prevDegrees;
if (Math.abs(deltaSlope) <= MAX_DEGREES_STEP) {
mListener.onRotate((float) deltaSlope, (x2 + x1) / 2, (y2 + y1) / 2);
}
mPrevSlope = mCurrSlope;
}
break;
default:
break;
}
}
Example 8
| Source File: ShoveGestureDetector.java From MoeGallery with GNU General Public License v3.0 | 5 votes |
|
@Override
protected void handleInProgressEvent(int actionCode, MotionEvent event){
switch (actionCode) {
case MotionEvent.ACTION_POINTER_UP:
// Gesture ended but
updateStateByEvent(event);
if (!mSloppyGesture) {
mListener.onShoveEnd(this);
}
resetState();
break;
case MotionEvent.ACTION_CANCEL:
if (!mSloppyGesture) {
mListener.onShoveEnd(this);
}
resetState();
break;
case MotionEvent.ACTION_MOVE:
updateStateByEvent(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. Also check that shove is meaningful.
if (mCurrPressure / mPrevPressure > PRESSURE_THRESHOLD
&& Math.abs(getShovePixelsDelta()) > 0.5f) {
final boolean updatePrevious = mListener.onShove(this);
if (updatePrevious) {
mPrevEvent.recycle();
mPrevEvent = MotionEvent.obtain(event);
}
}
break;
}
}
Example 9
| Source File: TextImageView.java From TextImageView with Apache License 2.0 | 5 votes |
|
@Override
public boolean onTouchEvent(MotionEvent event) {
scaleDetector.onTouchEvent(event);
rotateDetector.onTouchEvent(event);
super.onTouchEvent(event);
final int action = event.getAction();
switch(action & MotionEvent.ACTION_MASK) {
case MotionEvent.ACTION_DOWN:
case MotionEvent.ACTION_UP:
case MotionEvent.ACTION_POINTER_UP:
recalculateFocalPoint(event);
return true;
case MotionEvent.ACTION_MOVE:
if (0 < texts.size()) {
final float x = focalPoint.x;
final float y = focalPoint.y;
TextProperties tp = texts.get(texts.size() - 1);
recalculateFocalPoint(event);
if (panEnabled) {
tp.textPosition.x += focalPoint.x - x;
tp.textPosition.y += focalPoint.y - y;
tp.rotationCenter.x += focalPoint.x - x;
tp.rotationCenter.y += focalPoint.y - y;
reclampText();
invalidate();
}
}
return true;
}
return false;
}
Example 10
| Source File: MultiPointerGestureDetector.java From materialup with Apache License 2.0 | 5 votes |
|
/**
* Gets the index of the i-th pressed pointer.
* Normally, the index will be equal to i, except in the case when the pointer is released.
*
* @return index of the specified pointer or -1 if not found (i.e. not enough pointers are down)
*/
private int getPressedPointerIndex(MotionEvent event, int i) {
final int count = event.getPointerCount();
final int action = event.getActionMasked();
final int index = event.getActionIndex();
if (action == MotionEvent.ACTION_UP ||
action == MotionEvent.ACTION_POINTER_UP) {
if (i >= index) {
i++;
}
}
return (i < count) ? i : -1;
}
Example 11
| Source File: ReorderRecyclerView.java From wear-notify-for-reddit with Apache License 2.0 | 4 votes |
|
private void handleMotionEvent(MotionEvent event) {
Log.d(TAG, String.format("handleMotionEvent %s", event));
switch (event.getAction()) {
case MotionEvent.ACTION_MOVE:
if (activePointerId == INVALID_POINTER_ID) {
break;
}
int pointerIndex = event.findPointerIndex(activePointerId);
lastEventY = (int) event.getY(pointerIndex);
lastEventX = (int) event.getX(pointerIndex);
int deltaY = lastEventY - downY;
int deltaX = lastEventX - downX;
if (cellIsMobile) {
hoverCellCurrentBounds.offsetTo(hoverCellOriginalBounds.left + deltaX + totalOffsetX,
hoverCellOriginalBounds.top + deltaY + totalOffsetY);
hoverCell.setBounds(hoverCellCurrentBounds);
invalidate();
handleCellSwitch();
handleMobileCellScroll();
}
break;
case MotionEvent.ACTION_UP:
touchEventsEnded();
break;
case MotionEvent.ACTION_CANCEL:
touchEventsCancelled();
break;
case MotionEvent.ACTION_POINTER_UP:
/* If a multitouch event took place and the original touch dictating
* the movement of the hover cell has ended, then the dragging event
* ends and the hover cell is animated to its corresponding position
* in the listview. */
pointerIndex = (event.getAction() & MotionEvent.ACTION_POINTER_INDEX_MASK) >> MotionEvent.ACTION_POINTER_INDEX_SHIFT;
final int pointerId = event.getPointerId(pointerIndex);
if (pointerId == activePointerId) {
touchEventsEnded();
}
break;
default:
break;
}
}
Example 12
| Source File: TextureVodActivity.java From KSYMediaPlayer_Android with Apache License 2.0 | 4 votes |
|
@Override
public boolean onTouch(View v, MotionEvent event) {
switch (event.getActionMasked()) {
case MotionEvent.ACTION_DOWN:
mTouching = false;
break;
case MotionEvent.ACTION_POINTER_DOWN:
mTouching = true;
if (event.getPointerCount() == 2) {
lastSpan = getCurrentSpan(event);
centerPointX = getFocusX(event);
centerPointY = getFocusY(event);
}
break;
case MotionEvent.ACTION_MOVE:
if (event.getPointerCount() == 1) {
float posX = event.getX();
float posY = event.getY();
if (lastMoveX == -1 && lastMoveX == -1) {
lastMoveX = posX;
lastMoveY = posY;
}
movedDeltaX = posX - lastMoveX;
movedDeltaY = posY - lastMoveY;
if (Math.abs(movedDeltaX) > 5 || Math.abs(movedDeltaY) > 5) {
if (mVideoView != null) {
mVideoView.moveVideo(movedDeltaX, movedDeltaY);
}
mTouching = true;
}
lastMoveX = posX;
lastMoveY = posY;
} else if (event.getPointerCount() == 2) {
double spans = getCurrentSpan(event);
if (spans > 5)
{
deltaRatio = (float) (spans / lastSpan);
totalRatio = mVideoView.getVideoScaleRatio() * deltaRatio;
/*
//限定缩放边界,如果视频的宽度小于屏幕的宽度则停止播放
if ((rotateNum / 90) %2 != 0){
if (totalRatio * mVideoWidth <= mVideoView.getHeight())
break;
}
else {
if (totalRatio * mVideoWidth <= mVideoView.getWidth())
break;
}
*/
if(mVideoView != null){
mVideoView.setVideoScaleRatio(totalRatio, centerPointX, centerPointY);
}
lastSpan = spans;
}
}
break;
case MotionEvent.ACTION_POINTER_UP:
if (event.getPointerCount() == 2) {
lastMoveX = -1;
lastMoveY = -1;
}
break;
case MotionEvent.ACTION_UP:
lastMoveX = -1;
lastMoveY = -1;
if (!mTouching){
dealTouchEvent(v, event);
}
break;
default:
break;
}
return true;
}
Example 13
| Source File: Joystick.java From Bugstick with MIT License | 4 votes |
|
@Override
public boolean onInterceptTouchEvent(MotionEvent event) {
if (!isEnabled()) return false;
switch (event.getActionMasked()) {
case MotionEvent.ACTION_DOWN: {
if (detectingDrag || !hasStick()) return false;
downX = event.getX(0);
downY = event.getY(0);
activePointerId = event.getPointerId(0);
onStartDetectingDrag();
break;
}
case MotionEvent.ACTION_MOVE: {
if (INVALID_POINTER_ID == activePointerId) break;
if (detectingDrag && dragExceedsSlop(event)) {
onDragStart();
return true;
}
break;
}
case MotionEvent.ACTION_POINTER_UP: {
final int pointerIndex = event.getActionIndex();
final int pointerId = event.getPointerId(pointerIndex);
if (pointerId != activePointerId)
break; // if active pointer, fall through and cancel!
}
case MotionEvent.ACTION_CANCEL:
case MotionEvent.ACTION_UP: {
onTouchEnded();
onStopDetectingDrag();
break;
}
}
return false;
}
Example 14
| Source File: DrawerLayoutContainer.java From TelePlus-Android with GNU General Public License v2.0 | 4 votes |
|
public boolean onTouchEvent(MotionEvent ev)
{
if (!parentActionBarLayout.checkTransitionAnimation())
{
if (drawerOpened && ev != null && ev.getX() > drawerPosition && !startedTracking)
{
if (ev.getAction() == MotionEvent.ACTION_UP)
{
closeDrawer(false);
}
return true;
}
if (allowOpenDrawer && parentActionBarLayout.fragmentsStack.size() == 1)
{
if (ev != null && (ev.getAction() == MotionEvent.ACTION_DOWN || ev.getAction() == MotionEvent.ACTION_MOVE) && !startedTracking && !maybeStartTracking)
{
parentActionBarLayout.getHitRect(rect);
startedTrackingX = (int) ev.getX();
startedTrackingY = (int) ev.getY();
if (rect.contains(startedTrackingX, startedTrackingY))
{
startedTrackingPointerId = ev.getPointerId(0);
maybeStartTracking = true;
cancelCurrentAnimation();
if (velocityTracker != null)
{
velocityTracker.clear();
}
}
}
else if (ev != null && ev.getAction() == MotionEvent.ACTION_MOVE && ev.getPointerId(0) == startedTrackingPointerId)
{
if (velocityTracker == null)
{
velocityTracker = VelocityTracker.obtain();
}
float dx = (int) (ev.getX() - startedTrackingX);
float dy = Math.abs((int) ev.getY() - startedTrackingY);
velocityTracker.addMovement(ev);
if (maybeStartTracking && !startedTracking && (dx > 0 && dx / 3.0f > Math.abs(dy) && Math.abs(dx) >= AndroidUtilities.getPixelsInCM(0.2f, true) || dx < 0 && Math.abs(dx) >= Math.abs(dy) && Math.abs(dx) >= AndroidUtilities.getPixelsInCM(0.4f, true)))
{
prepareForDrawerOpen(ev);
startedTrackingX = (int) ev.getX();
requestDisallowInterceptTouchEvent(true);
}
else if (startedTracking)
{
if (!beginTrackingSent)
{
if (((Activity) getContext()).getCurrentFocus() != null)
{
AndroidUtilities.hideKeyboard(((Activity) getContext()).getCurrentFocus());
}
beginTrackingSent = true;
}
moveDrawerByX(dx);
startedTrackingX = (int) ev.getX();
}
}
else if (ev == null || ev != null && ev.getPointerId(0) == startedTrackingPointerId && (ev.getAction() == MotionEvent.ACTION_CANCEL || ev.getAction() == MotionEvent.ACTION_UP || ev.getAction() == MotionEvent.ACTION_POINTER_UP))
{
if (velocityTracker == null)
{
velocityTracker = VelocityTracker.obtain();
}
velocityTracker.computeCurrentVelocity(1000);
if (startedTracking || drawerPosition != 0 && drawerPosition != drawerLayout.getMeasuredWidth())
{
float velX = velocityTracker.getXVelocity();
float velY = velocityTracker.getYVelocity();
boolean backAnimation = drawerPosition < drawerLayout.getMeasuredWidth() / 2.0f && (velX < 3500 || Math.abs(velX) < Math.abs(velY)) || velX < 0 && Math.abs(velX) >= 3500;
if (!backAnimation)
{
openDrawer(!drawerOpened && Math.abs(velX) >= 3500);
}
else
{
closeDrawer(drawerOpened && Math.abs(velX) >= 3500);
}
}
startedTracking = false;
maybeStartTracking = false;
if (velocityTracker != null)
{
velocityTracker.recycle();
velocityTracker = null;
}
}
}
return startedTracking;
}
return false;
}
Example 15
| Source File: TouchImageView.java From PhotoPicker with Apache License 2.0 | 4 votes |
|
@Override public boolean onTouch(View v, MotionEvent event) {
mScaleDetector.onTouchEvent(event);
mGestureDetector.onTouchEvent(event);
PointF curr = new PointF(event.getX(), event.getY());
if (state == State.NONE || state == State.DRAG || state == State.FLING) {
switch (event.getAction()) {
case MotionEvent.ACTION_DOWN:
last.set(curr);
if (fling != null) fling.cancelFling();
setState(State.DRAG);
break;
case MotionEvent.ACTION_MOVE:
if (state == State.DRAG) {
float deltaX = curr.x - last.x;
float deltaY = curr.y - last.y;
float fixTransX = getFixDragTrans(deltaX, viewWidth, getImageWidth());
float fixTransY = getFixDragTrans(deltaY, viewHeight, getImageHeight());
matrix.postTranslate(fixTransX, fixTransY);
fixTrans();
last.set(curr.x, curr.y);
}
break;
case MotionEvent.ACTION_UP:
case MotionEvent.ACTION_POINTER_UP:
setState(State.NONE);
break;
}
}
setImageMatrix(matrix);
//
// User-defined OnTouchListener
//
if (userTouchListener != null) {
userTouchListener.onTouch(v, event);
}
//
// OnTouchImageViewListener is set: TouchImageView dragged by user.
//
if (touchImageViewListener != null) {
touchImageViewListener.onMove();
}
//
// indicate event was handled
//
return true;
}
Example 16
| Source File: RotationGestureDetector.java From TelePlus-Android with GNU General Public License v2.0 | 4 votes |
|
public boolean onTouchEvent(MotionEvent event) {
if (event.getPointerCount() != 2)
return false;
switch (event.getActionMasked()) {
case MotionEvent.ACTION_DOWN:
case MotionEvent.ACTION_POINTER_DOWN: {
sX = event.getX(0);
sY = event.getY(0);
fX = event.getX(1);
fY = event.getY(1);
}
break;
case MotionEvent.ACTION_MOVE: {
float nfX, nfY, nsX, nsY;
nsX = event.getX(0);
nsY = event.getY(0);
nfX = event.getX(1);
nfY = event.getY(1);
angle = angleBetweenLines(fX, fY, sX, sY, nfX, nfY, nsX, nsY);
if (mListener != null) {
if (Float.isNaN(startAngle)) {
startAngle = angle;
mListener.onRotationBegin(this);
} else {
mListener.onRotation(this);
}
}
}
break;
case MotionEvent.ACTION_UP:
case MotionEvent.ACTION_CANCEL: {
startAngle = Float.NaN;
}
break;
case MotionEvent.ACTION_POINTER_UP: {
startAngle = Float.NaN;
if (mListener != null) {
mListener.onRotationEnd(this);
}
}
break;
}
return true;
}
Example 17
| Source File: TouchImageView.java From MarkdownEditors with Apache License 2.0 | 4 votes |
|
@Override
public boolean onTouch(View v, MotionEvent event) {
mScaleDetector.onTouchEvent(event);
mGestureDetector.onTouchEvent(event);
PointF curr = new PointF(event.getX(), event.getY());
if (state == State.NONE || state == State.DRAG || state == State.FLING) {
switch (event.getAction()) {
case MotionEvent.ACTION_DOWN:
last.set(curr);
if (fling != null)
fling.cancelFling();
setState(State.DRAG);
break;
case MotionEvent.ACTION_MOVE:
if (state == State.DRAG) {
float deltaX = curr.x - last.x;
float deltaY = curr.y - last.y;
float fixTransX = getFixDragTrans(deltaX, viewWidth, getImageWidth());
float fixTransY = getFixDragTrans(deltaY, viewHeight, getImageHeight());
matrix.postTranslate(fixTransX, fixTransY);
fixTrans();
last.set(curr.x, curr.y);
}
break;
case MotionEvent.ACTION_UP:
case MotionEvent.ACTION_POINTER_UP:
setState(State.NONE);
break;
}
}
setImageMatrix(matrix);
//
// User-defined OnTouchListener
//
if (userTouchListener != null) {
userTouchListener.onTouch(v, event);
}
//
// OnTouchImageViewListener is set: TouchImageView dragged by user.
//
if (touchImageViewListener != null) {
touchImageViewListener.onMove();
}
//
// indicate event was handled
//
return true;
}
Example 18
| Source File: PicViewer.java From BigApp_Discuz_Android with Apache License 2.0 | 4 votes |
|
/**
* 触屏监听
*/
public boolean onTouch(View v, MotionEvent event) {
switch (event.getAction() & MotionEvent.ACTION_MASK) {
// 主点按下
case MotionEvent.ACTION_DOWN:
savedMatrix.set(matrix);
prev.set(event.getX(), event.getY());
mode = DRAG;
break;
// 副点按下
case MotionEvent.ACTION_POINTER_DOWN:
dist = spacing(event);
// 如果连续两点距离大于10，则判定为多点模式
if (spacing(event) > 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() - prev.x, event.getY()
- prev.y);
} else if (mode == ZOOM) {
float newDist = spacing(event);
if (newDist > 10f) {
matrix.set(savedMatrix);
float tScale = newDist / dist;
matrix.postScale(tScale, tScale, mid.x, mid.y);
}
}
break;
}
ivViewer.setImageMatrix(matrix);
CheckView();
return true;
}
Example 19
| Source File: TelescopeLayout.java From telescope with Apache License 2.0 | 4 votes |
|
@Override public boolean onTouchEvent(MotionEvent event) {
if (!isEnabled()) {
return false;
}
// Capture all clicks while capturing/saving.
if (capturing || saving) {
return true;
}
switch (event.getActionMasked()) {
case MotionEvent.ACTION_CANCEL:
case MotionEvent.ACTION_UP:
case MotionEvent.ACTION_POINTER_UP:
if (pressing) {
cancel();
}
return false;
case MotionEvent.ACTION_DOWN:
if (!pressing && event.getPointerCount() == pointerCount) {
start();
}
return true;
case MotionEvent.ACTION_POINTER_DOWN:
if (event.getPointerCount() == pointerCount) {
// There's a few cases where we'll get called called in both onInterceptTouchEvent and
// here, so make sure we only start once.
if (!pressing) {
start();
}
return true;
} else {
cancel();
}
break;
case MotionEvent.ACTION_MOVE:
if (pressing) {
invalidate();
return true;
}
break;
}
return super.onTouchEvent(event);
}
Example 20
| Source File: ItemTouchHelper.java From TelePlus-Android with GNU General Public License v2.0 | 4 votes |
|
@Override
public void onTouchEvent(RecyclerView recyclerView, MotionEvent event) {
mGestureDetector.onTouchEvent(event);
if (DEBUG) {
Log.d(TAG,
"on touch: x:" + mInitialTouchX + ",y:" + mInitialTouchY + ", :" + event);
}
if (mVelocityTracker != null) {
mVelocityTracker.addMovement(event);
}
if (mActivePointerId == ACTIVE_POINTER_ID_NONE) {
return;
}
final int action = event.getActionMasked();
final int activePointerIndex = event.findPointerIndex(mActivePointerId);
if (activePointerIndex >= 0) {
checkSelectForSwipe(action, event, activePointerIndex);
}
ViewHolder viewHolder = mSelected;
if (viewHolder == null) {
return;
}
switch (action) {
case MotionEvent.ACTION_MOVE: {
// Find the index of the active pointer and fetch its position
if (activePointerIndex >= 0) {
updateDxDy(event, mSelectedFlags, activePointerIndex);
moveIfNecessary(viewHolder);
mRecyclerView.removeCallbacks(mScrollRunnable);
mScrollRunnable.run();
mRecyclerView.invalidate();
}
break;
}
case MotionEvent.ACTION_CANCEL:
if (mVelocityTracker != null) {
mVelocityTracker.clear();
}
// fall through
case MotionEvent.ACTION_UP:
select(null, ACTION_STATE_IDLE);
mActivePointerId = ACTIVE_POINTER_ID_NONE;
break;
case MotionEvent.ACTION_POINTER_UP: {
final int pointerIndex = event.getActionIndex();
final int pointerId = event.getPointerId(pointerIndex);
if (pointerId == mActivePointerId) {
// This was our active pointer going up. Choose a new
// active pointer and adjust accordingly.
final int newPointerIndex = pointerIndex == 0 ? 1 : 0;
mActivePointerId = event.getPointerId(newPointerIndex);
updateDxDy(event, mSelectedFlags, pointerIndex);
}
break;
}
}
}
