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2014/10/16 ¤W¤È 08:19:29
android Programming Glossary: mlasttouchyAndroid Image View Pinch Zooming http://stackoverflow.com/questions/10630373/android-image-view-pinch-zooming float mPosY 0f private float mLastTouchX private float mLastTouchY private static final int INVALID_POINTER_ID 1 private static.. final float x ev.getX final float y ev.getY mLastTouchX x mLastTouchY y mActivePointerId ev.getPointerId 0 break case MotionEvent.ACTION_MOVE.. final float dx x mLastTouchX final float dy y mLastTouchY mPosX dx mPosY dy invalidate mLastTouchX x mLastTouchY y break..
Image in Canvas with touch events http://stackoverflow.com/questions/5743328/image-in-canvas-with-touch-events float mPosY private float mLastTouchX private float mLastTouchY private int mActivePointerId INVALID_POINTER_ID private ScaleGestureDetector.. float x ev.getX final float y ev.getY mLastTouchX x mLastTouchY y mActivePointerId ev.getPointerId 0 break case MotionEvent.ACTION_MOVE.. final float dx x mLastTouchX final float dy y mLastTouchY mPosX dx mPosY dy invalidate mLastTouchX x mLastTouchY y..
Pinch Zoom in android for an imageview? http://stackoverflow.com/questions/6758847/pinch-zoom-in-android-for-an-imageview float mPosY private float mLastTouchX private float mLastTouchY private int mActivePointerId INVALID_POINTER_ID private ScaleGestureDetector.. float x ev.getX final float y ev.getY mLastTouchX x mLastTouchY y mActivePointerId ev.getPointerId 0 break case MotionEvent.ACTION_MOVE.. final float dx x mLastTouchX final float dy y mLastTouchY mPosX dx mPosY dy invalidate mLastTouchX x mLastTouchY y..
Get Canvas coordinates after scaling up/down or dragging in android http://stackoverflow.com/questions/7524843/get-canvas-coordinates-after-scaling-up-down-or-dragging-in-android final float x ev.getX final float y ev.getY mLastTouchX x mLastTouchY y mActivePointerId ev.getPointerId 0 break case MotionEvent.ACTION_MOVE.. final float dx x mLastTouchX final float dy y mLastTouchY mPosX dx mPosY dy invalidate mLastTouchX x mLastTouchY y break.. y mLastTouchY mPosX dx mPosY dy invalidate mLastTouchX x mLastTouchY y break case MotionEvent.ACTION_UP mActivePointerId INVALID_POINTER_ID..
Android Image View Pinch Zooming http://stackoverflow.com/questions/10630373/android-image-view-pinch-zooming Paint backgroundPaint null private float mPosX 0f private float mPosY 0f private float mLastTouchX private float mLastTouchY private static final int INVALID_POINTER_ID 1 private static final String LOG_TAG TouchImageView The ˜active pointer is the.. action MotionEvent.ACTION_MASK case MotionEvent.ACTION_DOWN final float x ev.getX final float y ev.getY mLastTouchX x mLastTouchY y mActivePointerId ev.getPointerId 0 break case MotionEvent.ACTION_MOVE final int pointerIndex ev.findPointerIndex mActivePointerId.. isn't processing a gesture. if mScaleDetector.isInProgress final float dx x mLastTouchX final float dy y mLastTouchY mPosX dx mPosY dy invalidate mLastTouchX x mLastTouchY y break case MotionEvent.ACTION_UP mActivePointerId INVALID_POINTER_ID..
Image in Canvas with touch events http://stackoverflow.com/questions/5743328/image-in-canvas-with-touch-events 1 private Drawable mImage private float mPosX private float mPosY private float mLastTouchX private float mLastTouchY private int mActivePointerId INVALID_POINTER_ID private ScaleGestureDetector mScaleDetector private float mScaleFactor 1.f.. MotionEvent.ACTION_MASK case MotionEvent.ACTION_DOWN final float x ev.getX final float y ev.getY mLastTouchX x mLastTouchY y mActivePointerId ev.getPointerId 0 break case MotionEvent.ACTION_MOVE final int pointerIndex ev.findPointerIndex mActivePointerId.. isn't processing a gesture. if mScaleDetector.isInProgress final float dx x mLastTouchX final float dy y mLastTouchY mPosX dx mPosY dy invalidate mLastTouchX x mLastTouchY y break case MotionEvent.ACTION_UP mActivePointerId INVALID_POINTER_ID..
Pinch Zoom in android for an imageview? http://stackoverflow.com/questions/6758847/pinch-zoom-in-android-for-an-imageview 1 private Drawable mImage private float mPosX private float mPosY private float mLastTouchX private float mLastTouchY private int mActivePointerId INVALID_POINTER_ID private ScaleGestureDetector mScaleDetector private float mScaleFactor 1.f.. MotionEvent.ACTION_MASK case MotionEvent.ACTION_DOWN final float x ev.getX final float y ev.getY mLastTouchX x mLastTouchY y mActivePointerId ev.getPointerId 0 break case MotionEvent.ACTION_MOVE final int pointerIndex ev.findPointerIndex mActivePointerId.. isn't processing a gesture. if mScaleDetector.isInProgress final float dx x mLastTouchX final float dy y mLastTouchY mPosX dx mPosY dy invalidate mLastTouchX x mLastTouchY y break case MotionEvent.ACTION_UP mActivePointerId INVALID_POINTER_ID..
Get Canvas coordinates after scaling up/down or dragging in android http://stackoverflow.com/questions/7524843/get-canvas-coordinates-after-scaling-up-down-or-dragging-in-android action MotionEvent.ACTION_MASK case MotionEvent.ACTION_DOWN final float x ev.getX final float y ev.getY mLastTouchX x mLastTouchY y mActivePointerId ev.getPointerId 0 break case MotionEvent.ACTION_MOVE final int pointerIndex ev.findPointerIndex mActivePointerId.. isn't processing a gesture. if mScaleDetector.isInProgress final float dx x mLastTouchX final float dy y mLastTouchY mPosX dx mPosY dy invalidate mLastTouchX x mLastTouchY y break case MotionEvent.ACTION_UP mActivePointerId INVALID_POINTER_ID.. final float dx x mLastTouchX final float dy y mLastTouchY mPosX dx mPosY dy invalidate mLastTouchX x mLastTouchY y break case MotionEvent.ACTION_UP mActivePointerId INVALID_POINTER_ID break case MotionEvent.ACTION_CANCEL mActivePointerId..
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