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2014/10/16 ¤W¤È 08:13:12

android Programming Glossary: event.getpointercount

Draw Rectangle Over ImageView for highlight that can be zoom in-out in android

http://stackoverflow.com/questions/10482229/draw-rectangle-over-imageview-for-highlight-that-can-be-zoom-in-out-in-android

boolean onTouchEvent MotionEvent event int touchCount event.getPointerCount switch event.getAction case MotionEvent.ACTION_DOWN case MotionEvent.ACTION_POINTER_1_DOWN.. case MotionEvent.ACTION_POINTER_2_UP if event.getPointerCount 1 isScaling false if isDoubleTap if 30 Math.abs mDoubleTapX.. boolean onTouch View v MotionEvent event int count_touch event.getPointerCount switch event.getAction case MotionEvent.ACTION_UP float point_x..

Android Image View Pinch Zooming

http://stackoverflow.com/questions/10630373/android-image-view-pinch-zooming

sb.append sb.append for int i 0 i event.getPointerCount i sb.append # .append i sb.append pid .append event.getPointerId.. 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..

Canvas Pinch-Zoom to Point Within Bounds

http://stackoverflow.com/questions/11339190/canvas-pinch-zoom-to-point-within-bounds

MotionEvent.ACTION_POINTER_INDEX_SHIFT if event.getPointerCount 2 if action MotionEvent.ACTION_POINTER_DOWN pointerIndex 1 ..

Android Gallery zoom in/out

http://stackoverflow.com/questions/11468536/android-gallery-zoom-in-out

event if event.getAction MotionEvent.ACTION_MOVE event.getPointerCount 1 midPoint mid event if mid.y start.y Log.i TAG Going down Math.abs.. Log.e TAG Pointer went down event.getPointerCount return true else if event.getAction MotionEvent.ACTION_UP Log.i..

How to disable pinch in Android MapView

http://stackoverflow.com/questions/4626028/how-to-disable-pinch-in-android-mapview

zooming and dragging images using matrix in android

http://stackoverflow.com/questions/5881778/zooming-and-dragging-images-using-matrix-in-android

sb.append sb.append for int i 0 i event.getPointerCount i sb.append # .append i sb.append pid .append event.getPointerId.. 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..

Rotate zoom drag image in android imageview

http://stackoverflow.com/questions/5894736/rotate-zoom-drag-image-in-android-imageview

sb.append sb.append for int i 0 i event.getPointerCount i sb.append # .append i sb.append pid .append event.getPointerId.. 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..

pointerIndex out of range Android multitouch

http://stackoverflow.com/questions/6919292/pointerindex-out-of-range-android-multitouch

two ids. So I made sure that there were two ids with event.getPointerCount 2 and it now works. Maybe you'll have the same luck share..

getting the position of an image after drag in android

http://stackoverflow.com/questions/7404345/getting-the-position-of-an-image-after-drag-in-android

sb.append sb.append for int i 0 i event.getPointerCount i sb.append # .append i sb.append pid .append event.getPointerId.. 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..

rotation and scaling using multi touch in android

http://stackoverflow.com/questions/8515709/rotation-and-scaling-using-multi-touch-in-android

sb.append sb.append for int i 0 i event.getPointerCount i sb.append # .append i sb.append pid .append event.getPointerId.. 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.. event.getX start.x event.getY start.y else if mode ZOOM event.getPointerCount 2 float newDist spacing event if Constant.TRACE Log.d TAG Count..

Draw Rectangle Over ImageView for highlight that can be zoom in-out in android

http://stackoverflow.com/questions/10482229/draw-rectangle-over-imageview-for-highlight-that-can-be-zoom-in-out-in-android

FloatMath.sqrt mWidth mWidth mHeight mHeight @Override public boolean onTouchEvent MotionEvent event int touchCount event.getPointerCount switch event.getAction case MotionEvent.ACTION_DOWN case MotionEvent.ACTION_POINTER_1_DOWN case MotionEvent.ACTION_POINTER_2_DOWN.. cutting break case MotionEvent.ACTION_UP case MotionEvent.ACTION_POINTER_UP case MotionEvent.ACTION_POINTER_2_UP if event.getPointerCount 1 isScaling false if isDoubleTap if 30 Math.abs mDoubleTapX event.getX Math.abs mDoubleTapY event.getY maxZoomTo mDoubleTapX.. isDoubleTap false break return true @Override public boolean onTouch View v MotionEvent event int count_touch event.getPointerCount switch event.getAction case MotionEvent.ACTION_UP float point_x event.getX float point_y event.getY rect_x1 point_x rect_y1..

Android Image View Pinch Zooming

http://stackoverflow.com/questions/10630373/android-image-view-pinch-zooming

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.. 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..

Canvas Pinch-Zoom to Point Within Bounds

http://stackoverflow.com/questions/11339190/canvas-pinch-zoom-to-point-within-bounds

int pointerIndex event.getAction MotionEvent.ACTION_POINTER_INDEX_MASK MotionEvent.ACTION_POINTER_INDEX_SHIFT if event.getPointerCount 2 if action MotionEvent.ACTION_POINTER_DOWN pointerIndex 1 The various pivot coordinate codes would belong here detector.onTouchEvent..

Android Gallery zoom in/out

http://stackoverflow.com/questions/11468536/android-gallery-zoom-in-out

position return imageView public boolean onTouch View v MotionEvent event if event.getAction MotionEvent.ACTION_MOVE event.getPointerCount 1 midPoint mid event if mid.y start.y Log.i TAG Going down Math.abs mid.y start.y Math.abs mid.y start.y and zoom zoom going.. 0.1f zoomList false return true else if event.getAction MotionEvent.ACTION_POINTER_DOWN Log.e TAG Pointer went down event.getPointerCount return true else if event.getAction MotionEvent.ACTION_UP Log.i TAG Pointer going up return true else if event.getAction..

How to disable pinch in Android MapView

http://stackoverflow.com/questions/4626028/how-to-disable-pinch-in-android-mapview

zooming and dragging images using matrix in android

http://stackoverflow.com/questions/5881778/zooming-and-dragging-images-using-matrix-in-android

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.. 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..

Rotate zoom drag image in android imageview

http://stackoverflow.com/questions/5894736/rotate-zoom-drag-image-in-android-imageview

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.. 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..

pointerIndex out of range Android multitouch

http://stackoverflow.com/questions/6919292/pointerindex-out-of-range-android-multitouch

getting the position of an image after drag in android

http://stackoverflow.com/questions/7404345/getting-the-position-of-an-image-after-drag-in-android

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.. 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..

rotation and scaling using multi touch in android

http://stackoverflow.com/questions/8515709/rotation-and-scaling-using-multi-touch-in-android

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.. 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 WrapMotionEvent.. if mode DRAG ... matrix.set savedMatrix matrix.postTranslate event.getX start.x event.getY start.y else if mode ZOOM event.getPointerCount 2 float newDist spacing event if Constant.TRACE Log.d TAG Count event.getPointerCount if Constant.TRACE Log.d TAG newDist..