@Override
public boolean dispatchTouchEvent(MotionEvent ev) {
float currentActivityScaleX = ViewHelper.getScaleX(viewActivity);
if (currentActivityScaleX == 1.0f) setScaleDirectionByRawX(ev.getRawX());
switch (ev.getAction()) {
case MotionEvent.ACTION_DOWN:
lastActionDownX = ev.getX();
lastActionDownY = ev.getY();
isInIgnoredView = isInIgnoredView(ev) && !isOpened();
pressedState = PRESSED_DOWN;
break;
case MotionEvent.ACTION_MOVE:
if (isInIgnoredView || isInDisableDirection(scaleDirection)) break;
if (pressedState != PRESSED_DOWN && pressedState != PRESSED_MOVE_HORIZONTAL) break;
int xOffset = (int) (ev.getX() - lastActionDownX);
int yOffset = (int) (ev.getY() - lastActionDownY);
if (pressedState == PRESSED_DOWN) {
if (yOffset > 25 || yOffset < -25) {
pressedState = PRESSED_MOVE_VERTICAL;
break;
}
if (xOffset < -50 || xOffset > 50) {
pressedState = PRESSED_MOVE_HORIZONTAL;
ev.setAction(MotionEvent.ACTION_CANCEL);
}
} else if (pressedState == PRESSED_MOVE_HORIZONTAL) {
if (currentActivityScaleX < 0.95) showScrollViewMenu(scrollViewMenu);
float targetScale = getTargetScale(ev.getRawX());
if (mUse3D) {
int angle = scaleDirection == DIRECTION_LEFT ? -ROTATE_Y_ANGLE : ROTATE_Y_ANGLE;
angle *= (1 - targetScale) * 2;
ViewHelper.setRotationY(viewActivity, angle);
ViewHelper.setScaleX(imageViewShadow, targetScale - shadowAdjustScaleX);
ViewHelper.setScaleY(imageViewShadow, targetScale - shadowAdjustScaleY);
} else {
ViewHelper.setScaleX(imageViewShadow, targetScale + shadowAdjustScaleX);
ViewHelper.setScaleY(imageViewShadow, targetScale + shadowAdjustScaleY);
}
ViewHelper.setScaleX(viewActivity, targetScale);
ViewHelper.setScaleY(viewActivity, targetScale);
ViewHelper.setAlpha(scrollViewMenu, (1 - targetScale) * 2.0f);
lastRawX = ev.getRawX();
return true;
}
break;
case MotionEvent.ACTION_UP:
if (isInIgnoredView) break;
if (pressedState != PRESSED_MOVE_HORIZONTAL) break;
pressedState = PRESSED_DONE;
if (isOpened()) {
if (currentActivityScaleX > 0.56f) closeMenu();
else openMenu(scaleDirection);
} else {
if (currentActivityScaleX < 0.94f) {
openMenu(scaleDirection);
} else {
closeMenu();
}
}
break;
}
lastRawX = ev.getRawX();
return super.dispatchTouchEvent(ev);
}
@SuppressLint("ResourceAsColor")
@TargetApi(Build.VERSION_CODES.HONEYCOMB_MR1)
@Override
public boolean onTouch(final View view, MotionEvent event) {
if (mViewWidth < 2) {
mViewWidth = mListView.getWidth();
smallWidth = mViewWidth / 7;
textwidth2 = mViewWidth / 3;
textwidth = textwidth2;
// 原版
// largewidth = textwidth+textwidth2;
// 自己修改
largewidth = textwidth;
}
int tempwidth = 0;
if (SwipeType == 1) tempwidth = smallWidth;
else tempwidth = textwidth2 / 2;
switch (event.getActionMasked()) {
case MotionEvent.ACTION_DOWN:
{
if (mPaused) {
return false;
}
Rect rect = new Rect();
int childCount = mListView.getChildCount();
int[] listViewCoords = new int[2];
mListView.getLocationOnScreen(listViewCoords);
int x = (int) event.getRawX() - listViewCoords[0];
int y = (int) event.getRawY() - listViewCoords[1];
ViewGroup child;
for (int i = 0; i < childCount; i++) {
child = (ViewGroup) mListView.getChildAt(i);
child.getHitRect(rect);
if (rect.contains(x, y)) {
mDownView_parent = child;
mDownView = (ViewGroup) child.findViewById(R.id.list_display_view_container);
if (mDownView_parent.getChildCount() == 1) {
textheight = mDownView_parent.getHeight();
if (SwipeType == Dismiss) {
HalfColor = singleColor;
// HalfDrawable =
// activity.getResources().getDrawable(R.drawable.content_discard);
}
SetBackGroundforList();
}
if (old_mDownView != null && mDownView != old_mDownView) {
ResetListItem(old_mDownView);
old_mDownView = null;
return false;
}
break;
}
}
if (mDownView != null) {
mDownX = event.getRawX();
mDownY = event.getRawY();
mDownPosition = mListView.getPositionForView(mDownView);
mVelocityTracker = VelocityTracker.obtain();
mVelocityTracker.addMovement(event);
} else {
mDownView = null;
}
// mSwipeDetected = false;
temp_position = mListView.pointToPosition((int) event.getX(), (int) event.getY());
view.onTouchEvent(event);
return true;
}
case MotionEvent.ACTION_UP:
{
if (mVelocityTracker == null) {
break;
}
float deltaX = event.getRawX() - mDownX;
// 在OnItemClick事件中判断如果Deltax！=0则表示不是点击事件
DeltaX = deltaX;
mVelocityTracker.addMovement(event);
mVelocityTracker.computeCurrentVelocity(1000); // 1000 by defaut but
float velocityX = mVelocityTracker.getXVelocity(); // it was too much
float absVelocityX = Math.abs(velocityX);
float absVelocityY = Math.abs(mVelocityTracker.getYVelocity());
boolean swipe = false;
boolean swipeRight = false;
if (Math.abs(deltaX) > tempwidth) {
swipe = true;
swipeRight = deltaX > 0;
} else if (mMinFlingVelocity <= absVelocityX
&& absVelocityX <= mMaxFlingVelocity
&& absVelocityY < absVelocityX) {
// dismiss only if flinging in the same direction as dragging
swipe = (velocityX < 0) == (deltaX < 0);
swipeRight = mVelocityTracker.getXVelocity() > 0;
}
if (deltaX < 0 && swipe) {
mListView.setDrawSelectorOnTop(false);
// && Math.abs(DeltaY)<30
if (swipe && !swipeRight && deltaX <= -tempwidth && Math.abs(DeltaY) < 100) {
FullSwipeTrigger();
} else if (deltaX >= -textwidth && SwipeType == Double) {
ResetListItem(mDownView);
} else {
ResetListItem(mDownView);
}
} else if (deltaX != 0) {
ResetListItem(mDownView);
}
mVelocityTracker.recycle();
mVelocityTracker = null;
mDownX = 0;
mDownView = null;
mDownPosition = ListView.INVALID_POSITION;
mSwiping = false;
break;
}
// 根据手势滑动方向滑出滑入
case MotionEvent.ACTION_MOVE:
{
float deltaX = event.getRawX() - mDownX;
float deltaY = event.getRawY() - mDownY;
DeltaY = deltaY;
if (mVelocityTracker == null || mPaused || deltaX > 0) {
break;
}
mVelocityTracker.addMovement(event);
// && Math.abs(deltaY)<30
if (Math.abs(deltaX) > (mSlop * 5) && Math.abs(deltaY) < 50) {
mSwiping = true;
mListView.requestDisallowInterceptTouchEvent(true);
// Cancel ListView's touch (un-highlighting the item)
MotionEvent cancelEvent = MotionEvent.obtain(event);
cancelEvent.setAction(
MotionEvent.ACTION_CANCEL
| (event.getActionIndex() << MotionEvent.ACTION_POINTER_INDEX_SHIFT));
mListView.onTouchEvent(cancelEvent);
cancelEvent.recycle();
} else if (Math.abs(deltaY) > 50) {
mSwiping = false;
// ResetListItem(mDownView);
}
System.out.println(
"<<<<<<<<<" + deltaY + "<<<<<<" + deltaX + "<<<<" + mSwiping + "<<<<<" + mSlop * 10);
if (mSwiping && deltaX < 0) {
int width;
// if(SwipeType==1){
width = textwidth2;
// }
// else{
// width = largewidth;
// }
if (-deltaX < width) {
mDownView.setTranslationX(deltaX);
return false;
}
return false;
} else if (mSwiping) {
ResetListItem(mDownView);
}
break;
}
}
return false;
}