Code example for PointF

0
                	doFullRedraw(mCanvas, mBitmap, true, true);
                	invalidate();
                    break; 
                case MotionEvent.ACTION_UP:
                	//doDrawSegment(mX,mY, x,y); 
                	mCurrentSequence.mPoints.add(new PointF(x,y));
                	mSequences.add(mCurrentSequence);
                	mCurrentSequence = new PointSequence();
                	doFullRedraw(mCanvas, mBitmap, true, true);
                    break; 
            } 
    	  
    	 mX = x;
    	 mY = y;
    	 return true; 
     } 
      
    ///* 
    protected void onDraw (Canvas canvas) {
    	if (isTransparency) {
	    	if (mBitmap != null) {