List of usage examples for android.view MotionEvent getPointerCount
public final int getPointerCount()
From source file:io.mariachi.allianzvision.camera.api14.Camera1.java
@Override public boolean onTouch(View view, MotionEvent event) { Log.e("log", "touchevent"); Camera.Parameters params = mCamera.getParameters(); int action = event.getAction(); if (event.getPointerCount() > 1) { if (action == MotionEvent.ACTION_POINTER_DOWN) { mDistance = getFingerSpacing(event); } else if (action == MotionEvent.ACTION_MOVE && params.isZoomSupported()) { mCamera.cancelAutoFocus();/*from w w w . j a v a 2 s .c o m*/ handleZoom(event, params); } } else { // handle single touch events if (action == MotionEvent.ACTION_UP) { handleFocus(event, params); } } return true; }
From source file:com.ttxgps.zoom.GestureImageViewTouchListener.java
@Override public boolean onTouch(View v, MotionEvent event) { if (!inZoom) { if (!tapDetector.onTouchEvent(event)) { if (event.getPointerCount() == 1 && flingDetector.onTouchEvent(event)) { startFling();/*from w ww . j a v a2s .c o m*/ } if (event.getAction() == MotionEvent.ACTION_UP) { handleUp(); } else if (event.getAction() == MotionEvent.ACTION_DOWN) { stopAnimations(); last.x = event.getX(); last.y = event.getY(); if (imageListener != null) { imageListener.onTouch(last.x, last.y); } touched = true; } else if (event.getAction() == MotionEvent.ACTION_MOVE) { if (event.getPointerCount() > 1) { // if (mPager != null) { // mPager.isLeft(false); // mPager.isRight(false); // } multiTouch = true; if (initialDistance > 0) { pinchVector.set(event); pinchVector.calculateLength(); float distance = pinchVector.length; if (initialDistance != distance) { float newScale = (distance / initialDistance) * lastScale; if (newScale <= maxScale) { scaleVector.length *= newScale; scaleVector.calculateEndPoint(); scaleVector.length /= newScale; float newX = scaleVector.end.x; float newY = scaleVector.end.y; handleScale(newScale, newX, newY); } } } else { initialDistance = MathUtils.distance(event); MathUtils.midpoint(event, midpoint); scaleVector.setStart(midpoint); scaleVector.setEnd(next); scaleVector.calculateLength(); scaleVector.calculateAngle(); scaleVector.length /= lastScale; } } else { if (!touched) { touched = true; last.x = event.getX(); last.y = event.getY(); next.x = image.getImageX(); next.y = image.getImageY(); } else if (!multiTouch) { if (handleDrag(event.getX(), event.getY())) { image.redraw(); } } } } } } return true; }
From source file:study.com.s_sxl.carelib.pullRefreshView.layout.FlingLayout.java
/******************************************************************/ @Override/*w w w . j a v a2 s .c om*/ public boolean dispatchTouchEvent(MotionEvent ev) { if (mPullView != null && !ViewCompat.isNestedScrollingEnabled(mPullView)) { float moveY = getMoveY(); int pointerCount = ev.getPointerCount(); int pointerIndex = ev.getActionIndex(); if (!mScroller.isFinished()) { mScroller.abortAnimation(); } switch (ev.getActionMasked()) { case MotionEvent.ACTION_DOWN: mPointerId = ev.getPointerId(pointerIndex); float x = ev.getX(pointerIndex); float y = ev.getY(pointerIndex); tempY = downY = y; tempX = downX = x; tempStateType = SCROLL_STATE_TOUCH_SCROLL; if (moveY != 0) { return true; } break; case MotionEvent.ACTION_POINTER_DOWN: mPointerId = ev.getPointerId(pointerIndex); tempX = ev.getX(pointerIndex); tempY = ev.getY(pointerIndex); break; case MotionEvent.ACTION_MOVE: pointerIndex = ev.findPointerIndex(mPointerId); float mx; float my; if (pointerCount > pointerIndex && pointerIndex >= 0) { mx = ev.getX(pointerIndex); my = ev.getY(pointerIndex); } else { mx = ev.getX(); my = ev.getY(); } //????? int dataX = (int) (mx - tempX); int dataY = (int) (my - tempY); tempX = mx; tempY = my; if (isScrolling || (Math.abs(dataY) > Math.abs(dataX))) { isScrolling = true; if (moveY == 0) { // 0,0 //?? if ((dataY < 0 && canPullUp()) || (dataY > 0 && canPullDown())) { moveBy(dataY); return true; } } else { //?0,0 ev.setAction(MotionEvent.ACTION_CANCEL);//? if ((moveY < 0 && moveY + dataY >= 0) || (moveY > 0 && moveY + dataY <= 0)) { //0,0 ev.setAction(MotionEvent.ACTION_DOWN); moveTo(0); } else if ((moveY > 0 && dataY > 0) || (moveY < 0 && dataY < 0)) { //?? if (maxDistance == 0 || Math.abs(moveY) < maxDistance) { int ps = 0; int hDataY = dataY / 2; if (maxDistance == 0) { ps = (int) (-hDataY * Math.abs(moveY) / (float) MAXDISTANCE) - hDataY; } else { ps = (int) (-hDataY * Math.abs(moveY) / (float) maxDistance) - hDataY; } moveBy(ps + dataY); } else if (moveY > maxDistance) { moveTo(maxDistance); } else if (moveY < -maxDistance) { moveTo(-maxDistance); } } else { moveBy(dataY); } } } else { ev.setLocation(mx, downY); } break; case MotionEvent.ACTION_CANCEL: case MotionEvent.ACTION_UP: startFling(); isScrolling = false; break; case MotionEvent.ACTION_POINTER_UP: // ?? int pointerIdLeave = ev.getPointerId(pointerIndex); if (mPointerId == pointerIdLeave) { // ??????VelocityTracker int reIndex = pointerIndex == 0 ? 1 : 0; mPointerId = ev.getPointerId(reIndex); // ? tempY = ev.getY(reIndex); } } return super.dispatchTouchEvent(ev) || isScrolling; } else { return super.dispatchTouchEvent(ev); } }
From source file:com.leap.mini.widget.pullrefresh.base.layout.FlingLayout.java
/******************************************************************/ @Override/*from w w w .ja v a2 s . c o m*/ public boolean dispatchTouchEvent(MotionEvent ev) { if (mPullView != null && !ViewCompat.isNestedScrollingEnabled(mPullView)) { float moveY = getMoveY(); int pointerCount = ev.getPointerCount(); int pointerIndex = ev.getActionIndex(); if (!mScroller.isFinished()) { mScroller.abortAnimation(); } switch (ev.getActionMasked()) { case MotionEvent.ACTION_DOWN: mPointerId = ev.getPointerId(pointerIndex); float x = ev.getX(pointerIndex); float y = ev.getY(pointerIndex); tepmY = downY = y; tepmX = downX = x; tempStateType = SCROLL_STATE_TOUCH_SCROLL; if (moveY != 0) { return true; } break; case MotionEvent.ACTION_POINTER_DOWN: mPointerId = ev.getPointerId(pointerIndex); tepmX = ev.getX(pointerIndex); tepmY = ev.getY(pointerIndex); break; case MotionEvent.ACTION_MOVE: pointerIndex = ev.findPointerIndex(mPointerId); float mx; float my; if (pointerCount > pointerIndex && pointerIndex >= 0) { mx = ev.getX(pointerIndex); my = ev.getY(pointerIndex); } else { mx = ev.getX(); my = ev.getY(); } // ????? int dataX = (int) (mx - tepmX); int dataY = (int) (my - tepmY); tepmX = mx; tepmY = my; if (isScrolling || (Math.abs(dataY) > Math.abs(dataX))) { isScrolling = true; if (moveY == 0) { // 0,0 // ?? if ((dataY < 0 && canPullUp()) || (dataY > 0 && canPullDown())) { moveBy(dataY); return true; } } else { // ?0,0 ev.setAction(MotionEvent.ACTION_CANCEL);// ? if ((moveY < 0 && moveY + dataY >= 0) || (moveY > 0 && moveY + dataY <= 0)) { // 0,0 ev.setAction(MotionEvent.ACTION_DOWN); moveTo(0); } else if ((moveY > 0 && dataY > 0) || (moveY < 0 && dataY < 0)) { // ?? if (maxDistance == 0 || Math.abs(moveY) < maxDistance) { int ps = 0; int hDataY = dataY / 2; if (maxDistance == 0) { ps = (int) (-hDataY * Math.abs(moveY) / (float) MAXDISTANCE) - hDataY; } else { ps = (int) (-hDataY * Math.abs(moveY) / (float) maxDistance) - hDataY; } moveBy(ps + dataY); } else if (moveY > maxDistance) { moveTo(maxDistance); } else if (moveY < -maxDistance) { moveTo(-maxDistance); } } else { moveBy(dataY); } } } else { ev.setLocation(mx, downY); } break; case MotionEvent.ACTION_CANCEL: case MotionEvent.ACTION_UP: startFling(); isScrolling = false; break; case MotionEvent.ACTION_POINTER_UP: // ?? int pointerIdLeave = ev.getPointerId(pointerIndex); if (mPointerId == pointerIdLeave) { // ??????VelocityTracker int reIndex = pointerIndex == 0 ? 1 : 0; mPointerId = ev.getPointerId(reIndex); // ? tepmY = ev.getY(reIndex); } } return super.dispatchTouchEvent(ev) || isScrolling; } else { return super.dispatchTouchEvent(ev); } }
From source file:com.ybao.pullrefreshview.layout.FlingLayout.java
/******************************************************************/ @Override//from w w w . j a va 2 s. c o m public boolean dispatchTouchEvent(MotionEvent ev) { if (mPullView != null && !ViewCompat.isNestedScrollingEnabled(mPullView)) { float moveY = getMoveY(); int pointerCount = ev.getPointerCount(); int pointerIndex = ev.getActionIndex(); if (!mScroller.isFinished()) { mScroller.abortAnimation(); } switch (ev.getActionMasked()) { case MotionEvent.ACTION_DOWN: mPointerId = ev.getPointerId(pointerIndex); float x = ev.getX(pointerIndex); float y = ev.getY(pointerIndex); tepmY = downY = y; tepmX = downX = x; tempStateType = SCROLL_STATE_TOUCH_SCROLL; if (moveY != 0) { return true; } break; case MotionEvent.ACTION_POINTER_DOWN: mPointerId = ev.getPointerId(pointerIndex); tepmX = ev.getX(pointerIndex); tepmY = ev.getY(pointerIndex); break; case MotionEvent.ACTION_MOVE: pointerIndex = ev.findPointerIndex(mPointerId); float mx; float my; if (pointerCount > pointerIndex && pointerIndex >= 0) { mx = ev.getX(pointerIndex); my = ev.getY(pointerIndex); } else { mx = ev.getX(); my = ev.getY(); } //????? int dataX = (int) (mx - tepmX); int dataY = (int) (my - tepmY); tepmX = mx; tepmY = my; if (isScrolling || (Math.abs(dataY) > Math.abs(dataX))) { isScrolling = true; if (moveY == 0) { // 0,0 //?? if ((dataY < 0 && canPullUp()) || (dataY > 0 && canPullDown())) { moveBy(dataY); return true; } } else { //?0,0 ev.setAction(MotionEvent.ACTION_CANCEL);//? if ((moveY < 0 && moveY + dataY >= 0) || (moveY > 0 && moveY + dataY <= 0)) { //0,0 ev.setAction(MotionEvent.ACTION_DOWN); moveTo(0); } else if ((moveY > 0 && dataY > 0) || (moveY < 0 && dataY < 0)) { //?? if (maxDistance == 0 || Math.abs(moveY) < maxDistance) { int ps = 0; int hDataY = dataY / 2; if (maxDistance == 0) { ps = (int) (-hDataY * Math.abs(moveY) / (float) MAXDISTANCE) - hDataY; } else { ps = (int) (-hDataY * Math.abs(moveY) / (float) maxDistance) - hDataY; } moveBy(ps + dataY); } else if (moveY > maxDistance) { moveTo(maxDistance); } else if (moveY < -maxDistance) { moveTo(-maxDistance); } } else { moveBy(dataY); } } } else { ev.setLocation(mx, downY); } break; case MotionEvent.ACTION_CANCEL: case MotionEvent.ACTION_UP: startFling(); isScrolling = false; break; case MotionEvent.ACTION_POINTER_UP: // ?? int pointerIdLeave = ev.getPointerId(pointerIndex); if (mPointerId == pointerIdLeave) { // ??????VelocityTracker int reIndex = pointerIndex == 0 ? 1 : 0; mPointerId = ev.getPointerId(reIndex); // ? tepmY = ev.getY(reIndex); } } return super.dispatchTouchEvent(ev) || isScrolling; } else { return super.dispatchTouchEvent(ev); } }
From source file:cz.metaverse.android.bilingualreader.helper.BookPanelOnTouchListener.java
/** * Gets called when the user scrolls, but not when he double taps and swipes/scrolls. *//*from w w w .j a v a 2s. co m*/ @Override public boolean onScroll(MotionEvent e1, MotionEvent e2, float distanceX, float distanceY) { //Log.d(LOG, "[" + panelPosition + "] onScroll"); //: " + e2.toString()); /* Change from single to a Multi-touch event */ if (e2.getPointerCount() > 1 && !scrollIsOrWasMultitouch) { Log.d(LOG, "[" + panelPosition + "] onScroll: Change from single to a Multitouch event"); // Evaluate if the scroll section that has just ended constitutes some gesture. handleScrollEnd(e2); if (governor.isScrollSync() && webView.isUserScrolling()) { // Pause ScrollSync, user is setting a scrolling offset. webView.pauseScrollSync(); } // Start a new scroll section. scrollIsOrWasMultitouch = true; scrollOriginX = e2.getX(); scrollOriginY = e2.getY(); } /* Change from multi to a Single-touch event */ else if (e2.getPointerCount() <= 1 && scrollIsOrWasMultitouch) { // Do nothing. Log.d(LOG, "[" + panelPosition + "] onScroll: Change from multi to a Singletouch event detected - doing nothing."); } // Evaluation of the end of the scroll is handled directly in onTouch for consistent results, // because the last onScroll call with MotionEvent.ACTION_UP (almost?) never happens. // Also, this solution unifies handling with scrolls that end up in onFling. return true; }
From source file:com.cocarechina.pullrefreshview.layout.FlingLayout.java
/******************************************************************/ @Override//from www. j a v a2 s.c om public boolean dispatchTouchEvent(MotionEvent ev) { if (mPullView != null && !ViewCompat.isNestedScrollingEnabled(mPullView)) { float moveY = getMoveY(); int pointerCount = ev.getPointerCount(); int pointerIndex = ev.getActionIndex(); if (!mScroller.isFinished()) { mScroller.abortAnimation(); } switch (ev.getActionMasked()) { case MotionEvent.ACTION_DOWN: mPointerId = ev.getPointerId(pointerIndex); float x = ev.getX(pointerIndex); float y = ev.getY(pointerIndex); tepmY = downY = y; tepmX = downX = x; tempStateType = SCROLL_STATE_TOUCH_SCROLL; if (moveY != 0) { return true; } lastY = ev.getY(); Log.v("lastY", moveY + ""); break; case MotionEvent.ACTION_POINTER_DOWN: mPointerId = ev.getPointerId(pointerIndex); tepmX = ev.getX(pointerIndex); tepmY = ev.getY(pointerIndex); break; case MotionEvent.ACTION_MOVE: pointerIndex = ev.findPointerIndex(mPointerId); float mx; float my; if (pointerCount > pointerIndex && pointerIndex >= 0) { mx = ev.getX(pointerIndex); my = ev.getY(pointerIndex); } else { mx = ev.getX(); my = ev.getY(); } //????? int dataX = (int) (mx - tepmX); int dataY = (int) (my - tepmY); tepmX = mx; tepmY = my; if (isScrolling || (Math.abs(dataY) > Math.abs(dataX))) { isScrolling = true; if (moveY == 0) { // 0,0 //?? if ((dataY < 0 && canPullUp()) || (dataY > 0 && canPullDown())) { moveBy(dataY); return true; } } else { //?0,0 ev.setAction(MotionEvent.ACTION_CANCEL);//? if ((moveY < 0 && moveY + dataY >= 0) || (moveY > 0 && moveY + dataY <= 0)) { //0,0 ev.setAction(MotionEvent.ACTION_DOWN); moveTo(0); } else if ((moveY > 0 && dataY > 0) || (moveY < 0 && dataY < 0)) { //?? if (maxDistance == 0 || Math.abs(moveY) < maxDistance) { int ps = 0; int hDataY = dataY / 2; if (maxDistance == 0) { ps = (int) (-hDataY * Math.abs(moveY) / (float) MAXDISTANCE) - hDataY; } else { ps = (int) (-hDataY * Math.abs(moveY) / (float) maxDistance) - hDataY; } moveBy(ps + dataY); } else if (moveY > maxDistance) { moveTo(maxDistance); } else if (moveY < -maxDistance) { moveTo(-maxDistance); } } else { moveBy(dataY); } } } else { ev.setLocation(mx, downY); } Log.v("flingLayout", "ev.getY()" + ev.getY() + " --- lastY " + lastY); if (ev.getY() - lastY > 5) { if (monScrollHeadListener != null) { monScrollHeadListener.onScrollBottom(); } } else if (ev.getY() - lastY < -10) { if (monScrollHeadListener != null) { monScrollHeadListener.onScrollTop(); } } break; case MotionEvent.ACTION_CANCEL: case MotionEvent.ACTION_UP: startFling(); isScrolling = false; break; case MotionEvent.ACTION_POINTER_UP: // ?? int pointerIdLeave = ev.getPointerId(pointerIndex); if (mPointerId == pointerIdLeave) { // ??????VelocityTracker int reIndex = pointerIndex == 0 ? 1 : 0; mPointerId = ev.getPointerId(reIndex); // ? tepmY = ev.getY(reIndex); } } return super.dispatchTouchEvent(ev) || isScrolling; } else { return super.dispatchTouchEvent(ev); } }
From source file:com.acceleratedio.pac_n_zoom.AnimActivity.java
@Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_anm); orgnlImageView = (ImageView) findViewById(R.id.imageView); orgnlImageView.setMaxHeight(800);/* ww w . j a va2 s . co m*/ orgnlImageView.setMaxWidth(600); crt_ctx = this; BitmapFactory.Options bmp_opt = new BitmapFactory.Options(); bmp_opt.inTargetDensity = DisplayMetrics.DENSITY_DEFAULT; // - Now we need to set the GUI ImageView data with data read from the picked file. DcodRszdBmpFil dcodRszdBmpFil = new DcodRszdBmpFil(); Bitmap bmp = dcodRszdBmpFil.DcodRszdBmpFil(SelectImageActivity.orgFil, bmp_opt); // Now we need to set the GUI ImageView data with the orginal file selection. orgnlImageView.setImageBitmap(bmp); orgnl_iv_wdth = bmp.getWidth(); orgnl_iv_hght = bmp.getHeight(); final RelativeLayout rel_anm_lo = (RelativeLayout) findViewById(R.id.activity_anm_lo); scaleGestureDetector = new ScaleGestureDetector(this, new simpleOnScaleGestureListener()); orgnlImageView.setOnTouchListener(new View.OnTouchListener() { @Override public boolean onTouch(View v, MotionEvent event) { if (event.getPointerCount() > 1 || flgInScale) { scaleGestureDetector.onTouchEvent(event); return true; } int end_hrz; int end_vrt; final int pointerIndex; switch (event.getAction()) { case MotionEvent.ACTION_DOWN: pointerIndex = MotionEventCompat.getActionIndex(event); bgn_hrz = (int) MotionEventCompat.getX(event, pointerIndex); bgn_vrt = (int) MotionEventCompat.getY(event, pointerIndex); String log_str = "Beginning coordinates: Horz = " + String.valueOf(bgn_hrz) + "; Vert = " + String.valueOf(bgn_vrt); Log.d("OnTouchListener", log_str); orlp = (RelativeLayout.LayoutParams) orgnlImageView.getLayoutParams(); bgn_top = (int) orlp.topMargin; bgn_lft = (int) orlp.leftMargin; // To prevent an initial jump of the magnifier, aposX and aPosY must // have the values from the magnifier frame if (aPosX == 0) aPosX = orgnlImageView.getX(); if (aPosY == 0) aPosY = orgnlImageView.getY(); break; case MotionEvent.ACTION_MOVE: pointerIndex = MotionEventCompat.getActionIndex(event); float crt_hrz = MotionEventCompat.getX(event, pointerIndex); float crt_vrt = MotionEventCompat.getY(event, pointerIndex); final float dx = crt_hrz - bgn_hrz; final float dy = crt_vrt - bgn_vrt; aPosX += dx; aPosY += dy; orgnlImageView.setX(aPosX); orgnlImageView.setY(aPosY); log_str = "Current Position: Horz = " + String.valueOf(crt_hrz) + "; Vert = " + String.valueOf(crt_vrt); Log.d("OnTouchListener", log_str); break; case MotionEvent.ACTION_UP: pointerIndex = MotionEventCompat.getActionIndex(event); end_hrz = (int) MotionEventCompat.getX(event, pointerIndex); end_vrt = (int) MotionEventCompat.getY(event, pointerIndex); } rel_anm_lo.invalidate(); return true; } }); sav_anm_btn = (Button) findViewById(R.id.sav_btn); sav_anm_btn.setOnClickListener(new View.OnClickListener() { public void onClick(View vw) { onClickFlg = 1; RelativeLayout rel_anm_lo = (RelativeLayout) findViewById(R.id.activity_anm_lo); rel_anm_lo.removeView(vw); Bitmap tnBmp = getWrtBmp("thumbnail", rel_anm_lo, 40); tnBmp.recycle(); int vw_nmbr = anmViews.size(); for (int vw_mbr = 1; vw_mbr < vw_nmbr; vw_mbr += 1) { anim_view = anmViews.get(vw_mbr); if (anim_view != null) { Animation crt_anm = anim_view.getAnimation(); if (crt_anm != null) crt_anm.cancel(); anim_view.setAnimation(null); rel_anm_lo.removeView(anim_view); // Garbage collect the bitmap Drawable drawable = anim_view.getDrawable(); if (drawable instanceof BitmapDrawable) { BitmapDrawable bitmapDrawable = (BitmapDrawable) drawable; Bitmap anim_bmp = bitmapDrawable.getBitmap(); anim_bmp.recycle(); } } } Bitmap orgnlImageBmp = getWrtBmp("bgimg", rel_anm_lo, 90); orgnlImageWdth = Integer.toString(orgnlImageBmp.getWidth()); orgnlImageHght = Integer.toString(orgnlImageBmp.getHeight()); anmViews.clear(); unbindDrawables(rel_anm_lo); ((RelativeLayout) rel_anm_lo).removeAllViews(); orgnlImageBmp.recycle(); crt_ctx = null; orgnlImageView = null; Intent intent = new Intent(AnimActivity.this, com.acceleratedio.pac_n_zoom.SaveAnmActivity.class); startActivity(intent); } }); progress = ProgressDialog.show(crt_ctx, "Loading the animation", "dialog message", true); GetRequest get_svg_img = new GetRequest(); get_svg_img.execute(""); }
From source file:am.widget.scalerecyclerview.ScaleRecyclerView.java
@SuppressLint("ClickableViewAccessibility") @Override/*from w w w . j av a2 s . com*/ public boolean onTouchEvent(MotionEvent e) { if (!mScaleEnable) return super.onTouchEvent(e); boolean superResult = false; // if (e.getPointerCount() >= 2) { // if (!mScaleBegin) { // ACTION_UP final int action = e.getAction(); e.setAction(MotionEvent.ACTION_UP); setForceInterceptDispatchOnScrollStateChanged(true); superResult = super.onTouchEvent(e); setForceInterceptDispatchOnScrollStateChanged(false); e.setAction(action); mScaleBegin = true; } superResult = mScaleGestureDetector.onTouchEvent(e) || superResult; } else { // ? final int action = e.getAction(); boolean dispatch = false; if (action == MotionEvent.ACTION_UP && getScrollState() == SCROLL_STATE_IDLE) { dispatch = true; } if (mScaleBegin) { mScaleBegin = false; // ?ACTION_DOWN e.setAction(MotionEvent.ACTION_DOWN); super.onInterceptTouchEvent(e); e.setAction(action); } superResult = super.onTouchEvent(e); if (dispatch) { dispatchOnScrollStateChanged(SCROLL_STATE_IDLE); } } return superResult; }
From source file:org.deviceconnect.android.deviceplugin.theta.fragment.ThetaVRModeFragment.java
@Override public View onCreateView(final LayoutInflater inflater, final ViewGroup container, final Bundle savedInstanceState) { mStorage = new ThetaObjectStorage(getContext()); setRetainInstance(true);/* w w w . j a va 2 s. c o m*/ ThetaDeviceApplication app = (ThetaDeviceApplication) getActivity().getApplication(); mDataCache = app.getCache(); View rootView = inflater.inflate(R.layout.theta_vr_mode, null); mRightLayout = (RelativeLayout) rootView.findViewById(R.id.right_ui); mSphereView = (SphericalImageView) rootView.findViewById(R.id.vr_view); SphericalViewApi api = app.getSphericalViewApi(); mSphereView.setViewApi(api); mSphereView.setOnTouchListener(new View.OnTouchListener() { private boolean mIsEnabledLongTouch = true; @Override public boolean onTouch(final View view, final MotionEvent motionEvent) { if (motionEvent.getAction() == MotionEvent.ACTION_UP) { mIsEnabledLongTouch = true; return true; } if (motionEvent.getPointerCount() == 1) { if (mIsEnabledLongTouch && motionEvent.getEventTime() - motionEvent.getDownTime() >= 300) { mSphereView.resetCameraDirection(); } } else { mIsEnabledLongTouch = false; mScaleDetector.onTouchEvent(motionEvent); } return true; } }); init3DButtons(rootView); enableView(); mScaleDetector = new ScaleGestureDetector(getActivity(), new ScaleGestureDetector.SimpleOnScaleGestureListener() { @Override public boolean onScale(final ScaleGestureDetector detector) { mScaleFactor /= detector.getScaleFactor(); double scale = mScaleFactor; if (scale > MAX_FOV) { scale = MAX_FOV; mScaleFactor = MAX_FOV; } if (scale < MIN_FOV) { scale = MIN_FOV; mScaleFactor = MIN_FOV; } mSphereView.setFOV(scale); return true; } }); return rootView; }