You can use a src
<http://package.elm-lang.org/packages/elm-lang/html/1.1.0/Html-Attributes#src>
attribute, just like in plain ol' HTML.

img [ src "http://imagesrc.jpg"; ] []




On Mon, Sep 26, 2016 at 4:47 PM, Redvers Davies <[email protected]> wrote:

> I'd be happy to use an img element but I'm not sure how to get the image
> data into that img element.
>
> On Monday, September 26, 2016 at 7:18:33 PM UTC-4, Nick H wrote:
>>
>> If all you are doing is loading an image from a URL, why don't you use an
>> img <http://package.elm-lang.org/packages/elm-lang/html/1.1.0/Html#img>
>> element? Canvas sounds like overkill.
>>
>> On Sun, Sep 25, 2016 at 7:16 PM, Redvers Davies <[email protected]> wrote:
>>
>>>
>>> I'm still too early in elm to know the correct question to ask so in the
>>> interests of avoiding the XY problem I'm just going to describe my end-goal
>>> and ask for the best approach to achieve it.
>>>
>>> I have (what I think is) an interesting use-case where I want to model
>>> on a webpage a physical device.  The device itself is effectively a
>>> graphical dumb-terminal which just renders to its small screen the image
>>> that it's been sent over the network.
>>>
>>> What I'm hoping to get elm to do is to have, I guess, an image (or
>>> canvas) in my view which, on receiving image data via a websocket would
>>> then cause the view to then render that specific image in the same location
>>> (ie, DOM object).
>>>
>>> I've looked at Canvas and it appears I can do it if I pass a URL via
>>> websocket but that would initiate a separate query for the img data (via
>>> Graphics.Element image).  As the hardware is capable of 30fps I don't
>>> really want to trigger 30 requests per second in addition to the websocket
>>> per simulation.  Maybe it's possible to use Data URIs but I've not really
>>> been successful with that either.
>>>
>>> I know it's not the most efficient way of 'making a UI', but it's
>>> purpose isn't performance - it's purpose is to model the functionality of
>>> the hardware interface as closely as possible,
>>>
>>> Any pointers in the right direction appreciated.
>>>
>>> Thanks,
>>>
>>>
>>>
>>> Red
>>>
>>> --
>>> You received this message because you are subscribed to the Google
>>> Groups "Elm Discuss" group.
>>> To unsubscribe from this group and stop receiving emails from it, send
>>> an email to [email protected].
>>> For more options, visit https://groups.google.com/d/optout.
>>>
>>
>> --
> You received this message because you are subscribed to the Google Groups
> "Elm Discuss" group.
> To unsubscribe from this group and stop receiving emails from it, send an
> email to [email protected].
> For more options, visit https://groups.google.com/d/optout.
>

-- 
You received this message because you are subscribed to the Google Groups "Elm 
Discuss" group.
To unsubscribe from this group and stop receiving emails from it, send an email 
to [email protected].
For more options, visit https://groups.google.com/d/optout.

Reply via email to