Re: set-frame-size should respect line-spacing!?

[martin rudalics]

> A buffer can specify, in addition to line-spacing, other display
> features that will affect the metrics of its lines.  The simplest
> example is the face of the text to display, which can include the
> font.

'window-default-line-height' hopefully handles that already.

> It could even do this extremely subtly, by displaying text that
> belongs to a script whose font is higher or lower than the default
> face's font.  In all of these cases, the original number of text lines
> will be inaccurate for some buffers shown in the same window on the
> same frame.
>
> So I don't think I understand why we need to support these specialized
> use cases.

We still have to decide how to proceed with Bug#14825.

martin