[xep-support] Re: Image scaling

[Mark Cilia Vincenti]

Hi Alexei,

Thanks for your email.
Unfortunately it's the height I don't know, because if the text in the box
wraps, then it would increase the height. I tried cheating using
reference-orientation but it did not work.

2008/12/10 Alexei Gagarinov <agagarinov at renderx.com>

> Hi Mark,
>
>  <fo:block line-height="0pt">
>>  <fo:external-graphic
>>        content-width="scale-to-fit" content-height="scale-to-fit"
>>        scaling="non-uniform" scaling-method="resample-any-method">
>> ...
>>
>
> You should set the viewport's area using @width and @height attributes on
> the fo:external-graphic element.
>
> If @width and @height are omitted then they are treated as 'auto' and it
> means that viewport's area equals to the intrinsic size of the graphic.
>
> And what you do is scaling the intrinsic size of the image to the ... yeah,
> to the same value.
>
> So, in order to scale the graphics width to a table cell, you need the
> following:
> <fo:external-graphic width="100%" content-width="scale-to-fit" src="...">
>
> But you cannot scale the image's height to an arbitrary block (a table cell
> in your example) using a percentage value because the height of this block
> depends of its content.
> So you should know the height of the surrounding box ahead and specify this
> length as a value of @height on fo:external-graphic.
>
> Regards,
>  Alexey Gagarinov
> RenderX
>
>
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