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https://issues.apache.org/jira/browse/COCOON-2048?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Alexander Klimetschek updated COCOON-2048:
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Attachment: imageop-overlay-operation-sample.patch
Adding a sample for the OverlayOperation. Needs the binary file delete.png (not
part of the patch, will add it separately) which contains transparency to show
the typical usage of the overlay operation.
> ImageOp: overlay a transparent image on another one
> ---------------------------------------------------
>
> Key: COCOON-2048
> URL: https://issues.apache.org/jira/browse/COCOON-2048
> Project: Cocoon
> Issue Type: New Feature
> Components: Blocks: (Undefined)
> Affects Versions: 2.2-dev (Current SVN)
> Reporter: Alexander Klimetschek
> Attachments: imageop-overlay-operation-sample.patch,
> imageop-overlay-operation.patch
>
>
> New OverlayOperation that puts another image on top of the image used by the
> ImageOpReader. Useful to overcome problems with browsers like IE that cannot
> put a transparent <img> on top of a background image.
> Example usage:
> <map:read type="image-op-overlay" src="background-image.jpg" >
> <map:parameter name="overlay-offset-x" value="10" />
> <map:parameter name="overlay-offset-y" value="20" />
> <map:parameter name="overlay-source" value="overlay-image.png"/>
> </map:read>
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