From: Scott Randby <srandby@gmail.com>
To: emacs-orgmode@gnu.org
Subject: Re: Inline Images Export Bug
Date: Wed, 26 Aug 2015 19:13:47 -0400 [thread overview]
Message-ID: <55DE482B.20704@gmail.com> (raw)
In-Reply-To: <CAOqdjBfyb_V420wac5NZqr7ZU7fdMexxcNmDu9rUib_Hnt-m4Q@mail.gmail.com>
On 08/26/2015 06:40 PM, Pip Cet wrote:
> Okay, I just checked (sorry, had to regenerate the files and that took
> some time), and with the current version of Firefox the code I pasted is
> unnecessary.
>
> The problem I had with previous Firefox versions is that those decided
> on a scale for displaying the SVG that differed from its preferred
> resolution, but only if an object tag was used for inclusion; img tags
> would use the preferred resolution and everything was fine.
>
> The reason for the pt-to-px arithmetic is that graphviz outputs (or used
> to) SVGs with a preferred size specified in pt only, not in px. I'm not
> sure, but I think HTML pt and SVG pt don't necessarily agree.
>
> Org mode is generating this tag:
>
> <object type="image/svg+xml" data="org/op-prec.svg" >
> Sorry, your browser does not support SVG.</object>
>
> Which looks okay to me. It's browser support that's the issue.
>
>> The problems with the second bit of exported code is that it doesn'tscale the image to fit the block with 50% width (only a small part of
> the image is visible)
>
> Is it possible you're using an old browser? I'm on Iceweasel (Firefox)
> 38.1.0. (The bug was there a year or two ago, so by my standards it's a
> recent fix that we shouldn't rely on yet.)
I'm using Firefox 40.0. I get the same behavior on Google Chrome 44.0 too.
>
>> and you when you right click on the image, youcan't view it, save it or anything.
>
> Again, I can, using the "This Frame" popup menu.
Okay, that works.
>
> But clearly that menu name is misleading and confusing in this case! And
> I think that is reason enough to stick with the img tag for now: Firefox
> users can't save the image unless they telepathically know that "frame"
> means "image". "This Object" might be okay, I guess.
>
> My suggestion is to use img for images; that also appears to be the
> consensus on Stack Overflow. Let's find a good syntax for including
> interactive objects in Org mode, though.
This sounds reasonable.
>
> On Wed, Aug 26, 2015 at 9:56 PM, Rasmus <rasmus@gmx.us
> <mailto:rasmus@gmx.us>> wrote:
>
> Hi,
>
> Pip Cet <pipcet@gmail.com <mailto:pipcet@gmail.com>> writes:
>
> > let found = false;
> > for (let el of svgdoc.getElementsByTagName("svg")) {
> > let width = el.getAttribute("width");
> > let height = el.getAttribute("height");
> >
> > let width_pt = width.match(/^([0-9]*)pt$/)[1];
> > let height_pt = height.match(/^([0-9]*)pt$/)[1];
> >
> > let width_px = 5/4 * width_pt;
> > let height_px = 5/4 * height_pt;
> >
> > object.setAttribute("width", width_px + "px");
> > object.setAttribute("height", height_px + "px");
> > found = true;
>
> So are you saying that Org is changing the size from px to pt? Can you
> try to explain the problem you observe in words?
>
> Thanks,
> Rasmus
>
> --
> The second rule of Fight Club is: You do not talk about Fight Club
>
>
next prev parent reply other threads:[~2015-08-26 23:13 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-08-26 17:51 Inline Images Export Bug Scott Randby
2015-08-26 18:06 ` Rasmus
2015-08-26 19:26 ` Scott Randby
2015-08-26 22:35 ` Rasmus
2015-08-26 23:06 ` Scott Randby
2015-08-26 19:39 ` Pip Cet
2015-08-26 21:56 ` Rasmus
2015-08-26 22:40 ` Pip Cet
2015-08-26 23:13 ` Scott Randby [this message]
2015-08-26 19:50 ` Scott Randby
2015-08-27 1:35 ` Nick Dokos
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