List of usage examples for android.view MotionEvent ACTION_POINTER_ID_SHIFT
int ACTION_POINTER_ID_SHIFT
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From source file:Main.java
@SuppressWarnings("deprecation") @TargetApi(VERSION_CODES.ECLAIR)/* w w w .j a v a 2 s. com*/ private static int getPointerIndexEclair(int action) { return (action & MotionEvent.ACTION_POINTER_ID_MASK) >> MotionEvent.ACTION_POINTER_ID_SHIFT; }
From source file:com.bluetech.gallery5.ui.ImageDetailFragment.java
@Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { /*//ww w. j av a 2 s .co m // Inflate and locate the main ImageView final View v = inflater.inflate(R.layout.image_detail_fragment, container, false); mImageView = (ImageView) v.findViewById(R.id.imageRecycView); return v; */ final View v = inflater.inflate(R.layout.image_detail_fragment, container, false); mImageView = (ImageView) v.findViewById(R.id.imageRecycView); //ImageView img = new ImageView(getActivity()); mImageView.setPadding(6, 6, 6, 6); // mImageView.setLayoutParams(new Gallery.LayoutParams(LayoutParams.FILL_PARENT, LayoutParams.FILL_PARENT)) ; //ImageViewHelperURL.setUrlDrawable((ImageView) img, url, R.drawable.no_image) ; mImageView.setOnTouchListener(new View.OnTouchListener() { private static final String TAG = "SlideImageView"; // These matrices will be used to move and zoom image Matrix matrix = new Matrix(); Matrix savedMatrix = new Matrix(); // We can be in one of these 3 states static final int NONE = 0; static final int DRAG = 1; static final int ZOOM = 2; int mode = NONE; // Remember some things for zooming PointF start = new PointF(); PointF mid = new PointF(); float oldDist = 1f; @Override public boolean onTouch(View v, MotionEvent event) { ImageView view = (ImageView) v; // Dump touch event to log dumpEvent(event); // Handle touch events here... switch (event.getAction() & MotionEvent.ACTION_MASK) { case MotionEvent.ACTION_DOWN: savedMatrix.set(matrix); start.set(event.getX(), event.getY()); Log.d(TAG, "mode=DRAG"); mode = DRAG; break; case MotionEvent.ACTION_POINTER_DOWN: oldDist = spacing(event); Log.d(TAG, "oldDist=" + oldDist); if (oldDist > 10f) { savedMatrix.set(matrix); midPoint(mid, event); mode = ZOOM; Log.d(TAG, "mode=ZOOM"); } break; case MotionEvent.ACTION_UP: case MotionEvent.ACTION_POINTER_UP: mode = NONE; Log.d(TAG, "mode=NONE"); break; case MotionEvent.ACTION_MOVE: if (mode == DRAG) { // ... matrix.set(savedMatrix); matrix.postTranslate(event.getX() - start.x, event.getY() - start.y); } else if (mode == ZOOM) { float newDist = spacing(event); Log.d(TAG, "newDist=" + newDist); if (newDist > 10f) { matrix.set(savedMatrix); float scale = newDist / oldDist; Log.d(TAG, "ZOOOOOOOM: " + scale); matrix.postScale(scale, scale, mid.x, mid.y); } } break; } view.setImageMatrix(matrix); return true; // indicate event was handled } /** Show an event in the LogCat view, for debugging */ private void dumpEvent(MotionEvent event) { String names[] = { "DOWN", "UP", "MOVE", "CANCEL", "OUTSIDE", "POINTER_DOWN", "POINTER_UP", "7?", "8?", "9?" }; StringBuilder sb = new StringBuilder(); int action = event.getAction(); int actionCode = action & MotionEvent.ACTION_MASK; sb.append("event ACTION_").append(names[actionCode]); if (actionCode == MotionEvent.ACTION_POINTER_DOWN || actionCode == MotionEvent.ACTION_POINTER_UP) { sb.append("(pid ").append(action >> MotionEvent.ACTION_POINTER_ID_SHIFT); sb.append(")"); } sb.append("["); for (int i = 0; i < event.getPointerCount(); i++) { sb.append("#").append(i); sb.append("(pid ").append(event.getPointerId(i)); sb.append(")=").append((int) event.getX(i)); sb.append(",").append((int) event.getY(i)); if (i + 1 < event.getPointerCount()) sb.append(";"); } sb.append("]"); Log.d(TAG, sb.toString()); } /** Determine the space between the first two fingers */ private float spacing(MotionEvent event) { float x = event.getX(0) - event.getX(1); float y = event.getY(0) - event.getY(1); return (float) Math.sqrt(x * x + y * y); } /** Calculate the mid point of the first two fingers */ private void midPoint(PointF point, MotionEvent event) { float x = event.getX(0) + event.getX(1); float y = event.getY(0) + event.getY(1); point.set(x / 2, y / 2); } }); return v; }
From source file:org.cocos2dx.lib.TextInputWraper.java
public boolean onTouchEvent(final MotionEvent event) { // these data are used in ACTION_MOVE and ACTION_CANCEL final int pointerNumber = event.getPointerCount(); final int[] ids = new int[pointerNumber]; final float[] xs = new float[pointerNumber]; final float[] ys = new float[pointerNumber]; for (int i = 0; i < pointerNumber; i++) { ids[i] = event.getPointerId(i);//from www . ja v a 2 s .com xs[i] = event.getX(i); ys[i] = event.getY(i); } switch (event.getAction() & MotionEvent.ACTION_MASK) { case MotionEvent.ACTION_POINTER_DOWN: final int indexPointerDown = event.getAction() >> MotionEvent.ACTION_POINTER_ID_SHIFT; final int idPointerDown = event.getPointerId(indexPointerDown); final float xPointerDown = event.getX(indexPointerDown); final float yPointerDown = event.getY(indexPointerDown); queueEvent(new Runnable() { @Override public void run() { mRenderer.handleActionDown(idPointerDown, xPointerDown, yPointerDown); } }); break; case MotionEvent.ACTION_DOWN: // there are only one finger on the screen final int idDown = event.getPointerId(0); final float xDown = xs[0]; final float yDown = ys[0]; queueEvent(new Runnable() { @Override public void run() { mRenderer.handleActionDown(idDown, xDown, yDown); } }); break; case MotionEvent.ACTION_MOVE: queueEvent(new Runnable() { @Override public void run() { mRenderer.handleActionMove(ids, xs, ys); } }); break; case MotionEvent.ACTION_POINTER_UP: final int indexPointUp = event.getAction() >> MotionEvent.ACTION_POINTER_ID_SHIFT; final int idPointerUp = event.getPointerId(indexPointUp); final float xPointerUp = event.getX(indexPointUp); final float yPointerUp = event.getY(indexPointUp); queueEvent(new Runnable() { @Override public void run() { mRenderer.handleActionUp(idPointerUp, xPointerUp, yPointerUp); } }); break; case MotionEvent.ACTION_UP: // there are only one finger on the screen final int idUp = event.getPointerId(0); final float xUp = xs[0]; final float yUp = ys[0]; queueEvent(new Runnable() { @Override public void run() { mRenderer.handleActionUp(idUp, xUp, yUp); } }); break; case MotionEvent.ACTION_CANCEL: queueEvent(new Runnable() { @Override public void run() { mRenderer.handleActionCancel(ids, xs, ys); } }); break; } if (debug) { dumpEvent(event); } return true; }
From source file:org.cocos2dx.lib.TextInputWraper.java
private void dumpEvent(MotionEvent event) { String names[] = { "DOWN", "UP", "MOVE", "CANCEL", "OUTSIDE", "POINTER_DOWN", "POINTER_UP", "7?", "8?", "9?" }; StringBuilder sb = new StringBuilder(); int action = event.getAction(); int actionCode = action & MotionEvent.ACTION_MASK; sb.append("event ACTION_").append(names[actionCode]); if (actionCode == MotionEvent.ACTION_POINTER_DOWN || actionCode == MotionEvent.ACTION_POINTER_UP) { sb.append("(pid ").append(action >> MotionEvent.ACTION_POINTER_ID_SHIFT); sb.append(")"); }/*from ww w . j a v a 2 s . c o m*/ sb.append("["); for (int i = 0; i < event.getPointerCount(); i++) { sb.append("#").append(i); sb.append("(pid ").append(event.getPointerId(i)); sb.append(")=").append((int) event.getX(i)); sb.append(",").append((int) event.getY(i)); if (i + 1 < event.getPointerCount()) sb.append(";"); } sb.append("]"); Log.d(TAG, sb.toString()); }