Search results positioning bug on Android

public int vFind(int dir) { if( m_pages == null ) return -1; int ret = m_finder.find_prepare(dir); if( ret == 1 ) { if( m_listener != null ) m_listener.OnPDFFound( true ); vFindGoto(); vCenterPage(m_finder.find_get_page()); return 0;//succeeded } if( ret == 0 ) { if( m_listener != null ) m_listener.OnPDFFound( false ); return -1;//failed } m_thread.start_find( m_finder );//need thread operation. return 1; }

public void vCenterPage( int pageno ) { if( m_pages == null || m_doc == null || m_w <= 0 || m_h <= 0 ) return; m_scroller.forceFinished(true); m_scroller.abortAnimation(); int left = m_pages[pageno].m_x - m_page_gap/2; int top = m_pages[pageno].m_y - m_page_gap/2; int w = m_pages[pageno].m_w + m_page_gap; int h = m_pages[pageno].m_h + m_page_gap; int x = left + (w - m_w)/2; int y = top + (h - m_h)/2; int oldx = m_scroller.getCurrX(); int oldy = m_scroller.getCurrY(); m_scroller.startScroll(oldx, oldy, x - oldx, y - oldy); }