[theme-reviewers] Why the bias?

[Jay]

So wait, if I have a large content width e.g 640 and then i set a full size image.

Then I change the theme to one with a smaller content width and post area. I would have to remove said image then reset it, to enable content width to take hold?

Otto <otto at ottodestruct.com> wrote:

>On Mon, Feb 14, 2011 at 11:16 PM, Philip M. Hofer (Frumph)
><philip at frumph.net> wrote:
>> Let me clarify, its usage is apparently inside the editor which makes no
>> difference to how it is viewed in output to the end user.  Which makes the
>> whole functionality of it not useful.
>
>No, look... I know for a fact this works. I use it all the time. What
>you need to understand is how exactly it works...
>
>Firstly, it only applies to "large" images.
>
>So, when I upload an image, the image gets resized into thumbnail,
>medium, large, and "full" which is not really a resize at all. These
>get saved. The resize proportions used are user defined in the
>Settings. Those can be anything you like.
>
>The image_constrain_size_for_editor() function gets called when it's
>pulling image sizes to insert into a post. In the specific case where
>the "large" image is being inserted, and it's greater than the
>$content_width, then the large image will be inserted but it will get
>width and height properties on it scaled down to the $content_width
>size. Meaning that though the large size image is loading, the browser
>itself will do the scaling down of the image to fit within the post
>content area.
>
>Now, if your CSS is wonky, this might not always work. And different
>browsers behave differently. But the width and height still do get set
>in the image properly.
>
>It even works in twentyten. I just tried it. Bam, worked. The "large"
>size was set to 1024x1024, but what I see when I use the media
>uploader gives me a result like this:
><a href="http://localhost/wp/2011/01/image-test/mcm_6241/"
>rel="attachment wp-att-354"><img
>src="http://localhost/wp/wp-content/uploads/2011/01/MCM_6241-1024x681.jpg"
>alt="" title="MCM_6241" width="640" height="425" class="alignleft
>size-large wp-image-354" /></a>
>
>Note two things there. The image is this:
>MCM_6241-1024x681.jpg
>
>But the image tag contains this:
>width="640" height="425"
>
>This is because twentyten has its $content_width set to 640. Really.
>
>-Otto
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