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2014/10/16 ¤W¤È 08:11:24
android Programming Glossary: constant.tracerotation and scaling using multi touch in android http://stackoverflow.com/questions/8515709/rotation-and-scaling-using-multi-touch-in-android savedMatrix.set matrix start.set event.getX event.getY if Constant.TRACE Log.d TAG mode DRAG mode DRAG lastEvent null break case MotionEvent.ACTION_POINTER_DOWN.. savedMatrix.set matrix midPoint mid event mode ZOOM if Constant.TRACE Log.d TAG mode ZOOM lastEvent new float 4 lastEvent 0 event.getX.. MotionEvent.ACTION_POINTER_UP mode NONE lastEvent null if Constant.TRACE Log.d TAG mode NONE break case MotionEvent.ACTION_MOVE if mode..
rotation and scaling using multi touch in android http://stackoverflow.com/questions/8515709/rotation-and-scaling-using-multi-touch-in-android MotionEvent.ACTION_MASK case MotionEvent.ACTION_DOWN savedMatrix.set matrix start.set event.getX event.getY if Constant.TRACE Log.d TAG mode DRAG mode DRAG lastEvent null break case MotionEvent.ACTION_POINTER_DOWN oldDist spacing event savedMatrix.set.. case MotionEvent.ACTION_POINTER_DOWN oldDist spacing event savedMatrix.set matrix midPoint mid event mode ZOOM if Constant.TRACE Log.d TAG mode ZOOM lastEvent new float 4 lastEvent 0 event.getX 0 lastEvent 1 event.getX 1 lastEvent 2 event.getY 0 lastEvent.. 1 d rotation event break case MotionEvent.ACTION_UP case MotionEvent.ACTION_POINTER_UP mode NONE lastEvent null if Constant.TRACE Log.d TAG mode NONE break case MotionEvent.ACTION_MOVE if mode DRAG ... matrix.set savedMatrix matrix.postTranslate event.getX..
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