Re: Trouble adding an image to FO

This looks like a common issue.  You may wish to ask on the FOP-USER list
for help, or search its archives.

Glen

----- Original Message ----- 
From: "Ian Lang" <ianplang@xxxxxxxxx>
To: "XSLT List" <XSL-List@xxxxxxxxxxxxxxxxxxxxxx>
Sent: Tuesday, May 25, 2004 1:02 PM
Subject:  Trouble adding an image to FO


> I am using FOP to generate a PDF.  The FO xml is
> coming from XSLT.  The trouble is I cannot seem to get
> images to show up correctly.  When I prototyped this
> from the command line and the xsl, FO and images were
> all in the same directory everything was cool but now
> that I have moved to code the images cannot be found
> by FOP.
>
> Origonally I was producing an FO element like this:
> <fo:external-graphic height="10pt" width="10pt"
> src="15272099.gif" />
>
> which yielded an error from FOP:
> [ERROR] Error while creating area : Error with image
> URL: 15272099.gif (The handle is invalid.
> ) and no base URL is specified
>
> The images, FO and output PDF are still in the same
> directory but it is not the current directory from the
> command line any more the rendering is being done in
> Java code.  So I did some experimenting and tried
> passing full paths like this:
> <fo:external-graphic height="10pt" width="10pt"
> src="C:\Temp\Report/8390677.gif" />
>
> which yielded an error from FOP:
> [ERROR] Error in XObject : Error while loading image
> file:C:/Temp/Report/8390677.gif : class
> java.lang.ClassCastException -
> java/io/BufferedInputStream incompatible with
> java/awt/image/ImageProducer
>
> I also tried file: URL formats which did not help.
> Then after doing some digging I found reference to an
> FO function 'url()'.  I tried that with XSL like this:
> <xsl:variable name="iconFullPath">
>   <xsl:value-of select="concat('url(&quot;',
> $outputDir, $fileSep, @publish:icon, '&quot;)')"/>
> </xsl:variable>
> <xsl:message>
>   <xsl:value-of select="$newLine"/>
>   <xsl:text>Adding a graphic to the FO XML.  The icon
> attribute is '</xsl:text>
>   <xsl:value-of select="@publish:icon"/>
>   <xsl:text>' and the full uri is '</xsl:text>
>   <xsl:value-of select="$iconFullPath"/>
>   <xsl:text>'.</xsl:text>
> </xsl:message>
>
> <fo:block font-size="12pt" line-height="15pt"
> start-indent="0.5cm">
>   <fo:external-graphic width="10pt" height="10pt">
>     <xsl:attribute name="src"><xsl:value-of
> select="$iconFullPath"/></xsl:attribute>
>   </fo:external-graphic>
>   <xsl:value-of select="@publish:qualifiedname"/>
> </fo:block>
>
> Which creates these FO elements:
> <fo:block start-indent="0.5cm" line-height="15pt"
> font-size="12pt">
>   <fo:external-graphic height="10pt" width="10pt"
> src="url("C:\Temp\Report/8390677.gif")" />
>   an.element.qualifed.name
> </fo:block>
>
> Which produced xsl:message entry:
> Adding a graphic to the FO XML.  The icon attribute is
> '8390677.gif' and the full uri is
> 'url("C:\Temp\Report/8390677.gif")'.; SystemID:<snip>
>
> And this error from FOP
> [ERROR] Error in XObject : Error while loading image
> file:C:/Temp/Report/8390677.gif : class
> java.lang.ClassCastException -
> java/io/BufferedInputStream incompatible with
> java/awt/image/ImageProducer
>
> Further digging around the internet yielded no other
> ideas.  Any help, inspiration would be appreciated.
>
> Thanks,
>
> IL
>
>
>
>
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