- From: Samuel Santos <samaxes@gmail.com>
- Date: Mon, 12 Mar 2012 16:44:59 +0000
- To: Brad Kemper <brad.kemper@gmail.com>
- Cc: "www-style@w3.org" <www-style@w3.org>
- Message-ID: <CAL3Vm+gKZHd4QTyXTKHxvaA=XcxgHn-AifMEP3uGYQLULUBcQw@mail.gmail.com>
Hi Brad, height: 3ln; may be useful for layouts with a flexible height, but is not that useful for layouts using fixed heights on HTML elements. For those elements, units like 'px' or 'em' or '%' should also be supported. Cheers, -- Samuel Santos http://www.samaxes.com/ On Mon, Mar 12, 2012 at 4:02 PM, Brad Kemper <brad.kemper@gmail.com> wrote: > I don't recall reading Tab's reply, but that isn't surprising, since it > happened during the infamous January of a thousand e-mails. > > It looks like he and I agree that "A new unit based on the height of > line-boxes is a separate issue" and that "Once you have a measurement > like this, then text-overflow does not need it's own separate way of > constraining its height.". I would also agree that a measurement based on > lines or line-height could be useful. Then my example would be written like > this: > > DIV { > height: 3ln; > > overflow: clip; > text-overflow: ellipsis multi; > } > > My main problem with this is that 'ln' looks too much like 'in', > especially if you use an uppercase "i", as in 'In'. > > On Mar 12, 2012, at 7:45 AM, Samuel Santos <samaxes@gmail.com> wrote: > > Hi all, > > Is there any progress on this? > > I also agree with Brad, the height attribute is indeed useful. > Lots of applications use fixed height values to arrange HTML elements on a > page. > For those elements you don't really care about the number of text lines > that will fit in, you just want to ensure that the height of the element > remains the same. > I'm not sure about the usefulness of the line-height attribute though. > > Cheers, > > -- > Samuel Santos > http://www.samaxes.com/ > > > On Jan 15, 2012, at 2:06 PM, "Tab Atkins Jr." <jackalmage@gmail.com> >> wrote: >> >> > On Sun, Jan 15, 2012 at 10:54 AM, Brad Kemper <brad.kemper@gmail.com> >> wrote: >> >> It seems odd to me to have the text clipping done by something other >> than an edge of the content box. If you have a measure for number of lines >> (3ln, above), then why not use that for box height (height: 3ln;)? Then you >> could have something like 'text-overflow-lines: single | multi', and use it >> in a shorthand that defaults to 'single'. A new unit based on the height of >> line-boxes is not strictly necessary for this, and is really a separate >> issue. Until then, this would suffice to accomplish your main goal, I think: >> >> >> >> DIV { >> >> line-height: 1.5em; >> >> height: 4.5em; >> >> overflow: clip; >> >> text-overflow: ellipsis multi; >> >> } >> > >> > This isn't *quite* ideal, since a tall image or inline-block could >> > make one of the lines taller than 1.5em, but this is probably a >> > corner-case (and such outsized lines should be avoided in any case, as >> > they're unattractive). >> >> I'm just saying its a separate problem. It could be useful to set a >> vertical measure (height, min-height, max-height, for instance) to a number >> of line-boxes tall, so that even if some of the line boxes were taller than >> the line-height, it would still measure out to the right number of lines. >> If it was more lines than what the actual contents created, then >> 'line-height' would be used to determine what 1ln equaled. I believe the >> request has come up before to have a measurement based on lines or >> line-height, and this would also allow you to set border-width to that >> measure (which would equal to line-height of itself). For replaced elements >> such as images, 1ln could be equal to the height it would take to fit >> exactly into the line box without increasing the line box height. >> >> Once you have a measurement like this, then text-overflow does not need >> it's own separate way of constraining its height. >> > >
Received on Monday, 12 March 2012 16:52:46 UTC