Android翻页效果，电子书(2)

      private int mOuterOffsetX;    
      private int mOuterOffsetY;    
      public float mPivotX;    
      private int mPageId;    
      private PageViewP1 mPage;    
      private PointF mPageTurnCorner = new PointF();    
      private PointF mOppositeCorner = new PointF();    
      private PointF mPageDim = new PointF();    
      private int mStepLen = 1;    
      public static final int KEEP = 0;    
      public static final int NEXT = 1;    
      public static final int LAST = 2;    
      public int mWhere = KEEP;    
      public boolean isBgInit = true;    
      public boolean isBackInit = true;    
      private  float ax,ay,bx,by,cx,cy,dx,dy,ex,ey,c0x,c0y;    
      private int mMaxStep=30;    
      public final Handler mHandler = new Handler() {    
          public void handleMessage(Message msg) {    
              if (msg.what != 1) { return; }    
//            PageTurnerViewP1.this.invalidate();    
              refreshUI();    
//            PageTurnerViewP1.this.invalidate((int)bx, (int)ay, (int)dx, (int)dy);    
              if (PageTurnerViewP1.this.mStepping) { return; }    
              msg = obtainMessage(1);    
              long current = SystemClock.uptimeMillis();    
              if (PageTurnerViewP1.this.mNextTime < current) {    
                  //PageTurnerViewP1.access$102(PageTurnerViewP1.this, current + 10L);