如何从Windows 8.1应用程序打开powerpoint

I am trying to build an windows 8.1 app that open powerpoint file from local computer in full screen, and within that it contain three buttons to perform next ,previous and exit. I was able to do so using winform but not in WPF. In winform I used panel control in which I embedded the ppt. panel is replaced by canvas in WPF but I do not know how I can embed ppt in it. is there any other approach than this please share? I can not use XPS as it does not support any animation.I am trying to build an windows 8.1 app that op