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2014/10/16 ¤W¤È 08:13:35
android Programming Glossary: fingersAndroid Image View Pinch Zooming http://stackoverflow.com/questions/10630373/android-image-view-pinch-zooming TAG sb.toString Determine the space between the first two fingers private float spacing MotionEvent event float x event.getX 0.. x x y y Calculate the mid point of the first two fingers private void midPoint PointF point MotionEvent event float x..
http://stackoverflow.com/questions/2679473/android-multi-touch-support wonder how can I define custom multi touch gestures Like 3 fingers rotate or 3 fingers stay static and fourth is moving. I've come.. custom multi touch gestures Like 3 fingers rotate or 3 fingers stay static and fourth is moving. I've come across some resources.. if pointerCount 2 Log.d GESTURE not pinching exactly 2 fingers are needed but have pointerCount clearPinch return false int..
Is there any way to test multi-touch on the Android Emulator? http://stackoverflow.com/questions/2825505/is-there-any-way-to-test-multi-touch-on-the-android-emulator the 2.0 sdk and want to test zoom in zoom out with two fingers. android android emulator pinchzoom share improve this question..
How do I respond to a tap on an Android MapView, but ignore pinch-zoom? http://stackoverflow.com/questions/4806061/how-do-i-respond-to-a-tap-on-an-android-mapview-but-ignore-pinch-zoom as we get a touch event i.e. ACTION_MOVE involving two fingers isPinch is set to true and so when the onTap event fires it.. boolean onTouchEvent MotionEvent e MapView mapView int fingers e.getPointerCount if e.getAction MotionEvent.ACTION_DOWN isPinch.. if it's a pinch yet if e.getAction MotionEvent.ACTION_MOVE fingers 2 isPinch true Two fingers def a pinch return super.onTouchEvent..
zooming and dragging images using matrix in android http://stackoverflow.com/questions/5881778/zooming-and-dragging-images-using-matrix-in-android TAG sb.toString Determine the space between the first two fingers private float spacing MotionEvent event float x event.getX 0.. x x y y Calculate the mid point of the first two fingers private void midPoint PointF point MotionEvent event float x..
Rotate zoom drag image in android imageview http://stackoverflow.com/questions/5894736/rotate-zoom-drag-image-in-android-imageview TAG sb.toString Determine the space between the first two fingers private float spacing MotionEvent event float x event.getX 0.. x x y y Calculate the mid point of the first two fingers private void midPoint PointF point MotionEvent event float x..
How to enable the (two finger) zoom in/out feature for an image in android [duplicate] http://stackoverflow.com/questions/7582833/how-to-enable-the-two-finger-zoom-in-out-feature-for-an-image-in-android was handled Determine the space between the first two fingers private float spacing MotionEvent event float x event.getX 0.. x x y y Calculate the mid point of the first two fingers private void midPoint PointF point MotionEvent event float x..
Android How to draw a smooth line following your finger http://stackoverflow.com/questions/8287949/android-how-to-draw-a-smooth-line-following-your-finger I am using this example below. But when I move my fingers too fast across the screen the line turns to individual dots...
Android Image View Pinch Zooming http://stackoverflow.com/questions/10630373/android-image-view-pinch-zooming 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 FloatMath.sqrt.. event.getX 1 float y event.getY 0 event.getY 1 return FloatMath.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..
http://stackoverflow.com/questions/2679473/android-multi-touch-support reliable I've read it suffers from some problems. I also wonder how can I define custom multi touch gestures Like 3 fingers rotate or 3 fingers stay static and fourth is moving. I've come across some resources Gestures or MotionEvent on developer.android.com.. it suffers from some problems. I also wonder how can I define custom multi touch gestures Like 3 fingers rotate or 3 fingers stay static and fourth is moving. I've come across some resources Gestures or MotionEvent on developer.android.com but nothing.. onTouchEvent MotionEvent e int pointerCount e.getPointerCount if pointerCount 2 Log.d GESTURE not pinching exactly 2 fingers are needed but have pointerCount clearPinch return false int firstIndex e.getX 0 e.getX 1 0 1 int secondIndex e.getX 0..
Is there any way to test multi-touch on the Android Emulator? http://stackoverflow.com/questions/2825505/is-there-any-way-to-test-multi-touch-on-the-android-emulator there any way to test this without an actual device I am using the 2.0 sdk and want to test zoom in zoom out with two fingers. android android emulator pinchzoom share improve this question No but there is a feature request for it. http code.google.com..
How do I respond to a tap on an Android MapView, but ignore pinch-zoom? http://stackoverflow.com/questions/4806061/how-do-i-respond-to-a-tap-on-an-android-mapview-but-ignore-pinch-zoom as false we don't know if it's a pinch or not yet but as soon as we get a touch event i.e. ACTION_MOVE involving two fingers isPinch is set to true and so when the onTap event fires it can see if there was a pinch or not. class MapOverlay extends.. the tap else return false Null GeoPoint @Override public boolean onTouchEvent MotionEvent e MapView mapView int fingers e.getPointerCount if e.getAction MotionEvent.ACTION_DOWN isPinch false Touch DOWN don't know if it's a pinch yet if e.getAction..
zooming and dragging images using matrix in android http://stackoverflow.com/questions/5881778/zooming-and-dragging-images-using-matrix-in-android 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 FloatMath.sqrt.. event.getX 1 float y event.getY 0 event.getY 1 return FloatMath.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..
Rotate zoom drag image in android imageview http://stackoverflow.com/questions/5894736/rotate-zoom-drag-image-in-android-imageview 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 FloatMath.sqrt.. event.getX 1 float y event.getY 0 event.getY 1 return FloatMath.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..
How to enable the (two finger) zoom in/out feature for an image in android [duplicate] http://stackoverflow.com/questions/7582833/how-to-enable-the-two-finger-zoom-in-out-feature-for-an-image-in-android break myimage.setImageMatrix matrix return true indicate event was handled 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 FloatMath.sqrt.. event.getX 1 float y event.getY 0 event.getY 1 return FloatMath.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..
Android How to draw a smooth line following your finger http://stackoverflow.com/questions/8287949/android-how-to-draw-a-smooth-line-following-your-finger finger http marakana.com tutorials android 2d graphics example.html I am using this example below. But when I move my fingers too fast across the screen the line turns to individual dots. I am not sure whether I can speed up the drawing. Or I should..
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