From: "Perry E. Metzger" <perry@piermont.com>
To: Titus von der Malsburg <malsburg@posteo.de>
Cc: emacs-devel@gnu.org
Subject: Re: [PATCH] Implement functions for measuring fonts and max chars per line
Date: Sat, 17 Jan 2015 15:38:39 -0500 [thread overview]
Message-ID: <20150117153839.0de5fa7b@jabberwock.cb.piermont.com> (raw)
In-Reply-To: <874mrp46ns.fsf@posteo.de>
On Sat, 17 Jan 2015 10:13:27 -0800 Titus von der Malsburg
<malsburg@posteo.de> wrote:
> +** A new function `default-font-width' returns the average width
> of a +character in the current buffer's default font. If the
> default face +is remapped (see `face-remapping-alist'), the value
> for the remapped +face is returned. This function complements the
> existing function +`default-font-height'.
> +
> +** New functions `window-font-height' and `window-font-width return
> +the height and average width of characters in a specified face and
> +window. If FACE is remapped (see `face-remapping-alist'), the
> +function returns the information for the remapped face.
> +
> +** A new function `window-max-chars-per-line' returns the maximal
> +number of characters that can be displayed on one line. If a face
> +and/or window are provided, these values are used for the
> +calculation. This function is different from `window-body-width'
> in +that it accounts for (i) continuation glyphs, (ii) the size of
> the +font, and (iii) the specified window.
This all brings to mind: is there a good way now to determine what
the maximum number of lines in a frame would be in a given font on
the user's display?
Perry
--
Perry E. Metzger perry@piermont.com
next prev parent reply other threads:[~2015-01-17 20:38 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-12-22 14:39 [PATCH] Implement functions for measuring fonts and max chars per line Titus von der Malsburg
2014-12-22 22:25 ` Titus von der Malsburg
2014-12-23 12:52 ` Titus von der Malsburg
2015-01-17 18:13 ` Titus von der Malsburg
2015-01-17 18:43 ` Eli Zaretskii
2015-01-17 20:38 ` Perry E. Metzger [this message]
2015-01-17 20:41 ` Eli Zaretskii
2015-01-17 22:21 ` Perry E. Metzger
2015-01-17 22:24 ` David Kastrup
2015-01-18 0:08 ` Perry E. Metzger
2015-01-18 0:11 ` Perry E. Metzger
2015-01-18 1:01 ` Michael Heerdegen
2015-01-18 3:42 ` Eli Zaretskii
2015-01-18 4:08 ` Perry E. Metzger
2015-01-18 15:37 ` Eli Zaretskii
2015-01-18 22:26 ` Perry E. Metzger
2015-01-19 0:38 ` Drew Adams
2015-01-19 2:56 ` Perry E. Metzger
2015-01-19 3:41 ` Eli Zaretskii
2015-01-19 13:31 ` Perry E. Metzger
2015-01-19 16:21 ` Eli Zaretskii
2015-01-19 21:49 ` Perry E. Metzger
2015-01-19 2:01 ` Michael Heerdegen
2015-01-19 3:37 ` Eli Zaretskii
2015-03-21 10:33 ` Eli Zaretskii
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