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Re: Emacs canvas support
From: |
tomas |
Subject: |
Re: Emacs canvas support |
Date: |
Wed, 29 Apr 2020 19:16:19 +0200 |
User-agent: |
Mutt/1.5.21 (2010-09-15) |
On Wed, Apr 29, 2020 at 07:54:02PM +0300, Eli Zaretskii wrote:
[...]
> Drawing over normal text, if we don't want to redesign the entire
> display engine, needs some new kind of "display element" ( a sibling
> to "character", "image", "stretch", etc.), one that doesn't
> necessarily have any effect on the metrics of the screen lines it is
> drawn upon. I'm not sure I have a clear idea about what features such
> a drawing will need to support, but it could be possible to add such
> an element with not too much effort. Would someone want to come up
> with a reasonable list of requirements for such a feature?
That sounds... exciting. Basically, Emacs would have to have a "display
list" of graphical elements to draw, each one perhaps having a bounding
box (to discard those from redisplay which aren't currently visible)
and perhaps a "layer" (more to the background or foreground).
Hmmm.
Cheers
-- t
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- Re: Emacs canvas support, (continued)
- Re: Emacs canvas support, Eli Zaretskii, 2020/04/29
- Re: Emacs canvas support, Po Lu, 2020/04/29
- Re: Emacs canvas support, Eli Zaretskii, 2020/04/29
- Re: Emacs canvas support, Po Lu, 2020/04/29
- Re: Emacs canvas support, David Engster, 2020/04/29
- Re: Emacs canvas support, Eli Zaretskii, 2020/04/29
- Re: Emacs canvas support,
tomas <=
- Re: Emacs canvas support, Eli Zaretskii, 2020/04/29
- Re: Emacs canvas support, Eli Zaretskii, 2020/04/29
- Re: Emacs canvas support, Arthur Miller, 2020/04/30
- Re: Emacs canvas support, Eli Zaretskii, 2020/04/30
- Re: Emacs canvas support, Arthur Miller, 2020/04/30
- Re: Emacs canvas support, Eli Zaretskii, 2020/04/30
- Re: Emacs canvas support, tomas, 2020/04/29
- Re: Emacs canvas support, Eli Zaretskii, 2020/04/29
- Re: Emacs canvas support, tomas, 2020/04/29
- Re: Emacs canvas support, Eli Zaretskii, 2020/04/29