Android翻页效果，电子书(6)

          }    
      }    
   
      public void startPageTurn(int mTimeStep) {    
          if ((this.mPage == null) && (this.mPageId != -1)) {    
              this.mPage = ((PageViewP1)findViewById(this.mPageId));    
          }    
          if (this.mPage == null) {    
              return;    
          }    
          this.mPage.setPageTurner(this);    
          Drawable d = this.mPage.getPageBackground();    
          if (d != null) {    
              this.mPageBackground = d;    
          }    
   
          d = this.mPage.getBackPage();    
          if (d != null) {    
              this.mBackPage = d;    
          }    
   
          int corner = this.mPage.getCorner();    
          if (corner != -1) {    
              this.mCorner = corner;    
          }    
//        this.mStepping=false;    
          this.mPageTurning = true;    
          this.mTimeStep = mTimeStep;    
          this.mDrawnTimeStep = -1;    
          Message msg = this.mHandler.obtainMessage(1);