Are "XEP Intermediate Format" and "XEPOUT" the same thing? Not defined
in text below.
Thanks,
Mark
On 2/26/2015 4:46 PM, Kevin Brown wrote:
>
> Oh, and I would note that you would need to change this at least to
> link to your own images.
>
> Don’t try to just run this as is as you would insert a link to a
> non-existing image into the XEPOUT which is a fatal error and XEP
> would abort.
>
> It never expects that as XEPOUT is normally created by XEP and the
> images exist or point to the “not-found” image.
>
> Mine in this XSL are pointing to:
>
> src="cliser://localhost/F:/Desktop%20Files/CoolTools/DocNav/forward.png"
>
> Which is XEPWin-speak (the cliser: protocol) pointing to an image file
> at “F:\Desktop Files\CoolTools\DocNav\forward.png”.
>
> But of course, you would have your own images or text, colors. You
> could even insert them into the original document without any link and
> then grab their coordinates to create the link.
>
> Kevin Brown
>
> RenderX
>
> *From:* Xep-support [mailto:xep-support-bounces@renderx.com] *On
> Behalf Of *Kevin Brown
> *Sent:* Thursday, February 26, 2015 4:28 PM
> *To:* 'RenderX Community Support List'
> *Subject:* [xep-support] CoolTool; Document Navigation Tool
>
> Recently someone asked a great question, and great questions always
> get us thinking.
>
> They wanted to implement document navigation widgets like “Next Page”
> and “Previous Page”.
>
> Now, if they had licensed XEP with PDF Forms support, this is easy
> because you can inject PDF Form elements (like fillable fields, combos
> and buttons) in the document.
>
> You can also attach Javascript on such objects. Attaching a button in
> the PDF when pushed triggers Javascript engine in PDF to “turn the
> page” is easy.
>
> But they do not have the PDF Acroforms add-on to RenderX.
>
> Not that I like **not** selling someone something, I thought about it
> for a minute.
>
> I tried to think of an internal-destination/id scenario that may work,
> and there could very well be one … but I am not sure.
>
> Maybe throwing markers throughput the document and some complicated
> scheme.
>
> But why try to create something in XSL FO (which is not page aware)?
>
> One thing I did know, it would be easy in the XEP Intermediate Format
> to create it. It contains all there is to know about pages.
>
> Let’s take a look at a few items in XEPOUT. First, what does it look
> like when there is an “anchor” something to latch onto?
>
> Well that is pretty easy, something like this:
>
> <xep:target x="0" y="792000" id="docnav-1" name="docnav-1"/>
> <xep:target x="0" y="792000" id="rx:last@docnav-1"
> name="rx:last@docnav-1"/>
>
> The “x” and “y” coordinates contain the upper left corner of the anchor.
>
> The id and name are used internally to make a table of all the anchors.
>
> Now, what about a link that goes to some internal destination?
>
> Again, easy, something like this:
>
> <xep:internal-link x-from="72000" y-from="736866" x-till="108000"
> y-till="747966"
> destination-id="docnav-1" destination="docnav-1"
> destination-x="64800"
> destination-y="727200"/>
>
> The x-from, y-from, x-till, y-till are the bounding box of the
> clickable area.
>
> The destination-id is the id to go look for in the document and display.
>
> I am not going to go into some of the others, they are actually not
> that important.
>
> Suffices to say that if the <xep:internal-link> area above is clicked
> (whose destination is “docnav-1”) , the point described by the
> <xep:target> above (whose id is “docnav-1”) would come into view. No
> matter where it is in the PDF.
>
> Given that and a little knowledge of XEPOUT, we have everything we
> need to build something like a “page turner”.
>
> And so, here it is. A simple XSL that would inject images into a PDF
> along with links to turn the pages of a PDF. It operates against the
> XEPOUT format, modifying it before you would give it back to the
> formatter to output the final PDF. You can of course do you own thing
> here, change the images, place them elsewhere, skip certain pages. It
> doesn’t do anything special but put forward and back buttons on every
> page (except back on 1 and forward on the last).
>
> Any questions? Write us! Or discuss here.
>
> <?xml version="1.0" encoding="UTF-8"?>
> <xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
> version="1.0"
> xmlns:xep="http://www.renderx.com/XEP/xep">
> <!-- Not that you may have anything else named 'docnav-#', this is
> here so you can change the name of the id's inserted if you like -->
> <xsl:variable name="pagestr" select="'docnav-'"/>
> <!-- Get the total number of pages in the document -->
> <xsl:variable name="totpages" select="count(//xep:page)"/>
> <xsl:template match="xep:page">
> <xep:page width="{@width}" height="{@height}"
> page-number="{@page-number}"
> page-id="{@page-id}">
> <!-- Add a destination on each page right after the
> xep:page -->
> <xsl:variable name="page-number"
> select="count(preceding-sibling::xep:page) + 1"/>
> <xsl:variable name="page-numid"
> select="concat($pagestr,$page-number)"/>
> <xsl:variable name="page-height" select="@height"/>
> <xep:target x="0" y="{$page-height}" id="{$page-numid}"
> name="{$page-numid}"/>
> <xep:target x="0" y="{$page-height}"
> id="rx:last@{$page-numid}"
> name="rx:last@{$page-numid}"/>
> <!-- Output everything on the page -->
> <xsl:apply-templates/>
> <!-- Then add the navigation buttons with logic to not add
> back on page 1 nor forward on the last page -->
> <xsl:if test="$page-number < $totpages">
> <xsl:variable name="forward-id"
> select="concat($pagestr,$page-number + 1)"/>
> <xep:image
> src="cliser://localhost/F:/Desktop%20Files/CoolTools/DocNav/forward.png"
> type="image/png" x-from="504000" y-from="739350"
> scale-x="0.5" scale-y="0.5"
> width="36000" height="15000"/>
> <xep:internal-link x-from="504000" y-from="736866"
> x-till="540000" y-till="747966"
> destination-id="{$forward-id}"
> destination="{$forward-id}" destination-x="64800"
> destination-y="727200"/>
> </xsl:if>
> <xsl:if test="$page-number > 1">
> <xsl:variable name="back-id"
> select="concat($pagestr,$page-number - 1)"/>
> <xep:image
> src="cliser://localhost/F:/Desktop%20Files/CoolTools/DocNav/back.png"
> type="image/png" x-from="72000" y-from="739350"
> scale-x="0.5" scale-y="0.5"
> width="36000" height="15000"/>
> <xep:internal-link x-from="72000" y-from="736866"
> x-till="108000" y-till="747966"
> destination-id="{$back-id}"
> destination="{$back-id}" destination-x="64800"
> destination-y="727200"/>
> </xsl:if>
> </xep:page>
> </xsl:template>
> <xsl:template match="@* | *">
> <xsl:copy>
> <xsl:apply-templates select="@* | *"/>
> </xsl:copy>
> </xsl:template>
>
> </xsl:stylesheet>
>
>
>
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Received on Sun Mar 8 09:45:39 2015
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