So if our apps want to keep compatible with Windows Phone 8, we should not use D2D and DWrite interface ?
This forum is for discussion of writing Metro style apps on Windows 8.
I don't believe full details of Windows Phone 8 have been announced. For what has been announced, please see
Announcing Windows Phone 8 and the
Status update: Windows Phone 8 Developer Tools post in the
Windows Phone 7 forum on the App Hub.