surface: Document coordinate systems a bit
authorMatthias Clasen <mclasen@redhat.com>
Mon, 13 Apr 2020 13:29:11 +0000 (09:29 -0400)
committerMatthias Clasen <mclasen@redhat.com>
Mon, 13 Apr 2020 13:29:11 +0000 (09:29 -0400)
commitd27adb10a0a10e2eecee4c1a60df8309cbd7e2ab
tree44eb2e11401949bbb4a4c038b5509e60df9c4d28
parentf97180beeee1c78267343f88a83db60aae70f027
surface: Document coordinate systems a bit

Mention that sizes are in application pixels.

Also, remove some X11-specific docs.
gdk/gdksurface.c
gdk/gdktoplevellayout.c