Re: overlay images retrieved from a Database

Thanks Kris, got the what you are saying.... can't find any samples for what
I am looking for. Doesn't anyone use the image tag lib to generate on the
fly overlayed images? 
Mike greece...

Kris Schneider wrote:
> 
> For better or worse, <img:overlay> appears to  require that it's
> parent tag (not just an ancestor) be an instance of
> org.apache.taglibs.image.ImageHolder. In your case, <c:forEach> is the
> parent tag so the exception gets thrown.
> 
> On 10/21/07, mikemjt <[email protected]> wrote:
>>
>> Hi there, I have a image of a map and want to overlay a set of images
>> with x
>> y coords from a database.
>> This is my code which does not work!
>>                     <img:image
>>                         src="/images/map_01.gif"
>>                         dir="generated"
>>                         name="map_rendered.jpg"
>>                         attributes="alt='A sample image'"
>>                         refresh="true"
>>                         quality="1.0">
>>                         <img:resize scale="100%" />
>>                         <!--load all points to map -->
>>                         <c:forEach var="poimaps"
>> items="${requestScope.poimaps}">
>>                             <img:overlay x="${poimaps.x_id}"
>> y="${poimpas.y_id}" color="0xffffff" tolerance="35">
>>                                 <img:image
>> src="/images/${poimaps.imageName}.gif"> </img:image>
>>                             </img:overlay>
>>
>>                         </c:forEach>
>>
>>                     </img:image>
>>
>> This is the error message!
>> javax.servlet.ServletException: Overlay must be a nested tag of Image
>> Tag!
>>
>> Help would be appreciated
>> Mike greece...
>> --
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> 
> -- 
> Kris Schneider <mailto:[email protected]>
> directThought  <http://www.directThought.com/>
> 
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