Re: [docbook-apps] Re: <graphic> scaling

["Bob Stayton" <bobs at sagehill dot net>]

Oops, that should have been contentheight="100%", not contentwidth.

Bob Stayton
Sagehill Enterprises
DocBook Consulting
bobs@sagehill.net


----- Original Message ----- 
From: "Bob Stayton" <bobs@sagehill.net>
To: <sds@gnu.org>; <docbook-apps@lists.oasis-open.org>
Sent: Wednesday, November 24, 2004 11:00 AM
Subject: Re: [docbook-apps] Re: <graphic> scaling


> Ah, then you need to add one more attribute:
>
> width="100%"
> scalefit="1"
> contentwidth="100%"
>
> This sets the image height to its natural size, but it is further
> constrained by the other two attributes that set the viewport to the
> available width, and scale it down to fit it.
>
> In XEP and Antenna House, this will keep the image at its natural size
> unless it is too big, in which case it will shrink it to fit.  It doesn't
> work in FOP.
>
> Yes, even though FOP doesn't support all the image properties, the DocBook
> XSL stylesheets output the right properties.  So you may get warnings
about
> unsupported properties when using FOP.
>
> Bob Stayton
> Sagehill Enterprises
> DocBook Consulting
> bobs@sagehill.net
>
>
> ----- Original Message ----- 
> From: "Sam Steingold" <sds@gnu.org>
> To: <docbook-apps@lists.oasis-open.org>
> Sent: Wednesday, November 24, 2004 10:44 AM
> Subject: [docbook-apps] Re: <graphic> scaling
>
>
> > > * Bob Stayton <obof@fntruvyy.arg> [2004-11-24 01:48:36 -0800]:
> > >
> > > If you are not using FOP, then you can use these two attributes on
> > > your imagedata element to achieve what you want:
> > >
> > > width="100%"
> > > scalefit="1"
> > >
> > > These attributes mean the viewport for displaying the graphic should
> > > be 100% of the available width, and the graphic should be scaled to
> > > fit that viewport.
> >
> > Thanks, indeed, this is precisely _what I asked for_,
> > although not quite what I turned out to _want_. :-)
> >
> > I want the pictures to be take 100% when that requires _shrinking_ of
> > the image, but not when that requires _stretching_ it.
> > E.g., when the image is huge, I want it shrunk to fit into the viewport,
> > but when it is small, I want it to be displayed as is.
> >
> > > If you are using FOP, then I don't know of any combination of
> > > attributes that will scale to fit. The current version of FOP does not
> > > support the content-width property, which is where the scale-to-fit
> > > value would go.
> >
> > Even if FOP does not support that yet, does DocBook FO stylesheets
> > produce content-width properties?
> >
> > -- 
> > Sam Steingold (http://www.podval.org/~sds) running w2k
> > <http://www.camera.org> <http://www.iris.org.il> <http://www.memri.org/>
> > <http://www.mideasttruth.com/> <http://www.honestreporting.com>
> > Ph.D. stands for "Phony Doctor"  - Isaak Asimov, Ph.D.
> >
> >
> >
>
>
>
>