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2014/10/16 ¤W¤È 08:19:20
android Programming Glossary: mid.yAndroid Image View Pinch Zooming http://stackoverflow.com/questions/10630373/android-image-view-pinch-zooming scale newDist oldDist matrix.postScale scale scale mid.x mid.y break view.setImageMatrix matrix return true private void..
http://stackoverflow.com/questions/11468536/android-gallery-zoom-in-out 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 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 down so increase.. Log.i TAG Going down Math.abs mid.y start.y Math.abs mid.y start.y and zoom zoom going down so increase if Math.abs mid.y..
Android Pinch and Zoom Image in Activity http://stackoverflow.com/questions/13210443/android-pinch-and-zoom-image-in-activity newDist oldDist matrix.postScale scale scale mid.x mid.y break view.setImageMatrix matrix return true private..
Getting coordinates and width/height from a matrix http://stackoverflow.com/questions/5286174/getting-coordinates-and-width-height-from-a-matrix scale newDist oldDist matrix.postScale scale scale mid.x mid.y break view.setImageMatrix matrix This code snippet does exactly..
Looking for fast image distortion algorithms http://stackoverflow.com/questions/5542942/looking-for-fast-image-distortion-algorithms Point nWidth nHeight Point mid new Point mid.x nWidth 2 mid.y nHeight 2 double theta radius double newX newY for int x 0 x.. x for int y 0 y nHeight y int trueX x mid.x int trueY y mid.y theta Math.atan2 trueY trueX radius Math.sqrt trueX trueX trueY.. trueY trueY double newRadius radius radius Math.max mid.x mid.y newX mid.x newRadius Math.cos theta if newX 0 newX nWidth..
zooming and dragging images using matrix in android http://stackoverflow.com/questions/5881778/zooming-and-dragging-images-using-matrix-in-android scale newDist oldDist matrix.postScale scale scale mid.x mid.y break view.setImageMatrix matrix return true indicate event.. scale newDist oldDist matrix.postScale scale scale mid.x mid.y thanks in advance for the explanation android image drag and.. scale newDist oldDist matrix.postScale scale scale mid.x mid.y Adding zoom transformation with center in mid.x mid.y to transformation..
Rotate zoom drag image in android imageview http://stackoverflow.com/questions/5894736/rotate-zoom-drag-image-in-android-imageview scale newDist oldDist matrix.postScale scale scale mid.x mid.y break view.setImageMatrix matrix return true indicate event..
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 scale newDist oldDist matrix.postScale scale scale mid.x mid.y break view.setImageMatrix matrix return true indicate event..
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 minZoom currentScale matrix.postScale scale scale mid.x mid.y break myimage.setImageMatrix matrix return true indicate event..
rotation and scaling using multi touch in android http://stackoverflow.com/questions/8515709/rotation-and-scaling-using-multi-touch-in-android scale newDist oldDist matrix.postScale scale scale mid.x mid.y Log.e scale mid.x mid.y scale mid.x mid.y break view.setImageMatrix.. scale scale mid.x mid.y Log.e scale mid.x mid.y scale mid.x mid.y break view.setImageMatrix matrix return.. scale mid.x mid.y Log.e scale mid.x mid.y scale mid.x mid.y break view.setImageMatrix matrix return true indicate event..
Android Image View Pinch Zooming http://stackoverflow.com/questions/10630373/android-image-view-pinch-zooming newDist if newDist 10f matrix.set savedMatrix float scale newDist oldDist matrix.postScale scale scale mid.x mid.y break view.setImageMatrix matrix return true private void dumpEvent MotionEvent event String names DOWN UP MOVE CANCEL..
http://stackoverflow.com/questions/11468536/android-gallery-zoom-in-out 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 down so increase if Math.abs.. 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 down so increase if Math.abs mid.y start.y 10 zoom 2.5f zoom zoom 0.1f.. 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 down so increase if Math.abs mid.y start.y 10 zoom 2.5f zoom zoom 0.1f midPoint start event..
Android Pinch and Zoom Image in Activity http://stackoverflow.com/questions/13210443/android-pinch-and-zoom-image-in-activity newDist if newDist 5f matrix.set savedMatrix scale newDist oldDist matrix.postScale scale scale mid.x mid.y break view.setImageMatrix matrix return true private float spacing MotionEvent event float x event.getX 0 event.getX..
Getting coordinates and width/height from a matrix http://stackoverflow.com/questions/5286174/getting-coordinates-and-width-height-from-a-matrix spacing event if newDist 10f matrix.set savedMatrix float scale newDist oldDist matrix.postScale scale scale mid.x mid.y break view.setImageMatrix matrix This code snippet does exactly what I want but I need the pure X Y coordinates and the..
Looking for fast image distortion algorithms http://stackoverflow.com/questions/5542942/looking-for-fast-image-distortion-algorithms int nWidth b.getWidth int nHeight b.getHeight Point pt new Point nWidth nHeight Point mid new Point mid.x nWidth 2 mid.y nHeight 2 double theta radius double newX newY for int x 0 x nWidth x for int y 0 y nHeight y pt x y new Point for int.. int y 0 y nHeight y pt x y new Point for int x 0 x nWidth x for int y 0 y nHeight y int trueX x mid.x int trueY y mid.y theta Math.atan2 trueY trueX radius Math.sqrt trueX trueX trueY trueY double newRadius radius radius Math.max mid.x mid.y.. theta Math.atan2 trueY trueX radius Math.sqrt trueX trueX trueY trueY double newRadius radius radius Math.max mid.x mid.y newX mid.x newRadius Math.cos theta if newX 0 newX nWidth pt x y .x int newX else pt x y .x 0 pt x y .y 0 newY..
zooming and dragging images using matrix in android http://stackoverflow.com/questions/5881778/zooming-and-dragging-images-using-matrix-in-android newDist if newDist 10f matrix.set savedMatrix float scale newDist oldDist 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.. event.getX start.x event.getY start.y float scale newDist oldDist matrix.postScale scale scale mid.x mid.y thanks in advance for the explanation android image drag and drop zoom share improve this question savedMatrix.set.. it will determine zoom and then move transformation. float scale newDist oldDist matrix.postScale scale scale mid.x mid.y Adding zoom transformation with center in mid.x mid.y to transformation already defined in matrix share improve this answer..
Rotate zoom drag image in android imageview http://stackoverflow.com/questions/5894736/rotate-zoom-drag-image-in-android-imageview newDist if newDist 10f matrix.set savedMatrix float scale newDist oldDist 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..
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 newDist if newDist 10f matrix.set savedMatrix float scale newDist oldDist 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..
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 currentScale else if scale currentScale minZoom scale minZoom currentScale matrix.postScale scale scale mid.x mid.y break myimage.setImageMatrix matrix return true indicate event was handled Determine the space between the first two fingers..
rotation and scaling using multi touch in android http://stackoverflow.com/questions/8515709/rotation-and-scaling-using-multi-touch-in-android newDist if newDist 10f matrix.set savedMatrix float scale newDist oldDist matrix.postScale scale scale mid.x mid.y Log.e scale mid.x mid.y scale mid.x mid.y break view.setImageMatrix matrix return true indicate event was handled Show.. 10f matrix.set savedMatrix float scale newDist oldDist matrix.postScale scale scale mid.x mid.y Log.e scale mid.x mid.y scale mid.x mid.y break view.setImageMatrix matrix return true indicate event was handled Show an event in the LogCat.. float scale newDist oldDist matrix.postScale scale scale mid.x mid.y Log.e scale mid.x mid.y scale mid.x mid.y break view.setImageMatrix matrix return true indicate event was handled Show an event in the LogCat view for debugging..
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