May I suggest that you have a look at "examples/fo/basic/images.fo" in
the FOP distribution? The example shows various ways to use
fo:external-graphic. I'm sure you'll find the pattern you need there.
Good luck!
Jeremias Maerki
On 09.11.2007 22:50:23 Puppala, Kumar (LNG-CON) wrote:
> Thanks for the information. I tried to use both content-height and
> content-width (setting them to 'scale-to-fit') in my testcase and it
> still did not work. I think there might be some issue here. Below is the
> code snippet from AbstractGraphicsLayoutManager.java file:
>
>
>
> In getInlineArea() function:
>
>
>
> Line 72 onwards...
>
> int bpd = -1;
>
> int ipd = -1;
>
>
>
> The bpd and ipd values are only overwritten if
>
> Line 129 onwards...
>
> if ((scaling == EN_UNIFORM) || (cwidth == -1) || cheight == -1)
> {
>
> if (cwidth == -1 && cheight == -1) {
>
> cwidth = fobj.getIntrinsicWidth();
>
> cheight = fobj.getIntrinsicHeight();
>
> }
>
> ....
>
> Line 164 onwards...
>
> if (ipd == -1) {
>
> ipd = cwidth;
>
> }
>
> if (bpd == -1) {
>
> bpd = cheight;
>
> }
>
>
>
> The ipd and bpd values are set as per this flow for my FO file. As such,
> the values are not being scaled. We might be missing something here but
> since I am not an expert in this area, any input to fix this issue will
> be greatly appreciated.
>
>
>
>
>
> Thanks,
>
> Kumar Puppala
>
>
>
> -----Original Message-----
> From: Andreas L Delmelle [mailto:[EMAIL PROTECTED]
> Sent: Friday, November 09, 2007 2:21 PM
> To: [email protected]
> Subject: Re: Images not resized properly in fop 0.94
>
>
>
> On Nov 9, 2007, at 20:08, Puppala, Kumar (LNG-CON) wrote:
>
>
>
> Hi Kumar
>
> > I am running into an issue with both gif and png images in fop
>
> > 0.94. I am trying to render a big GIF image in my PDF document.
>
> > Since the image does not fit in a single page, it should be
>
> > resized. In FOP 0.20.5, I do see the correct behavior and the image
>
> > is rendered properly. However in both 0.93 and 0.94 releases, the
>
> > image is not truncated and hence only rendered partially. I am
>
> > hereby attaching the FO file and the outputs from old and new fop.
>
> > Are there any known issues here?
>
>
>
> Yes, the behavior in FOP 0.20.5 is non-compliant.
>
>
>
> Take a look at the fo:external-graphic, and the XSL-FO Rec, more
>
> precisely:
>
>
>
> http://www.w3.org/TR/xsl11/#d0e22982 (Area Dimension Properties)
>
>
>
> You have no explicit (content-)width/height, so:
>
>
>
> content-width="auto" => intrinsic image width
>
> content-height="auto" => intrinsic image height
>
> height="auto"
>
> width="auto"
>
>
>
> => the image should not be scaled to fit the viewport, but clipped.
>
>
>
> The trick is to set content-height and/or content-width explicitly to
>
> "scale-to-fit". That should normally do it.
>
>
>
> Hope this helps!
>
>
>
>
>
> Andreas
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