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2014/10/16 ¤W¤È 08:14:30
android Programming Glossary: gxZoom and Panning ImageView Android http://stackoverflow.com/questions/12169905/zoom-and-panning-imageview-android if mScaleDetector.isInProgress final float gx mScaleDetector.getFocusX final float gy mScaleDetector.getFocusY.. final float gy mScaleDetector.getFocusY mLastGestureX gx mLastGestureY gy break case MotionEvent.ACTION_MOVE Only.. mLastTouchX x mLastTouchY y else final float gx mScaleDetector.getFocusX final float gy mScaleDetector.getFocusY..
Zoom and Panning ImageView Android http://stackoverflow.com/questions/12169905/zoom-and-panning-imageview-android ev.getPointerId 0 break case MotionEvent.ACTION_POINTER_1_DOWN if mScaleDetector.isInProgress final float gx mScaleDetector.getFocusX final float gy mScaleDetector.getFocusY mLastGestureX gx mLastGestureY gy break case MotionEvent.ACTION_MOVE.. final float gx mScaleDetector.getFocusX final float gy mScaleDetector.getFocusY mLastGestureX gx mLastGestureY gy break case MotionEvent.ACTION_MOVE Only move if the ScaleGestureDetector isn't processing a gesture... final float dy y mLastTouchY mPosX dx mPosY dy invalidate mLastTouchX x mLastTouchY y else final float gx mScaleDetector.getFocusX final float gy mScaleDetector.getFocusY final float gdx gx mLastGestureX final float gdy gy..
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