Closed nigelmegitt closed 4 years ago
Given that this example has been stable since TTML1 1e, I do not agree with this change, particularly in 2e.
This was discussed during w3c/ttwg#107, during which @skynavga suggested not changing the example but instead adding a note. This is now done in #1207, as well as adding a new example as per this issue.
Note that my earlier objections are mooted by improvements made by proposer and subsequent approval of PR by myself.
From implementor feedback: the examples in the introduction at 1.2 Document Example seem to suggest that specifying a
region
attribute on thebody
element is a good idea.However as we know from [construct intermediate document] step 3d, the effect of this is that if any descendant specifies a different region, then that descendant gets pruned. This is non-obvious to the casual reader, but the effect is that, except in simple cases, setting
@region
onbody
is probably a bad idea.Another data point: setting
region
onbody
is prohibited in the EBU-TT-D profile.I propose that we:
to:
and