[Chameleon] KeyMap question

Paul Spencer pspencer at dmsolutions.ca
Fri Jan 27 15:24:15 EST 2006


Is it possible that this never gets executed and the thread of  
execution goes elsewhere?  Also, is the image being saved in some  
other location entirely?  Chameleon may be changing the imagepath  
from the mapfile setting and you wouldn't know it.

Cheers

Paul

On 27-Jan-06, at 1:45 PM, Sears, Jeremy wrote:

> Hi Paul,
> I am picking over 'drawmap.php'. There is a function defined in  
> drawmap.php
> that is also called in drawmap.php named 'DrawKeyMap()'. Near the  
> end of the
> function are the following lines:
>
> /*  
> -------------------------------------------------------------------- * 
> /
> /*      draw the image and output  
> it.                                   */
> /*  
> -------------------------------------------------------------------- * 
> /
>       //  $imgObj = $oMapSession->oMap->drawReferenceMap();
>
>       //  $szWebImage = $imgObj->saveWebImage();
>
> ...(lines 1408 thru 1413)...
>
> You have to excuse me but Im in the process of learning php. It  
> appears to
> me that by uncommenting the two lines there, the keymap should be  
> created
> ($imgObj) and the location of the keymap should be then stored in
> ($szWebImage).
>
> I have uncommented the two lines however I dont see the keymap  
> image in my
> tmp folder. Also, it would seem that nothing gets written to the  
> $szwebImage
> variable.
>
> Have I overlooked other parts of drawmap.php that are relavent to  
> my task?
> Why does uncommenting the two above mentioned lines of code  
> seemingly have
> no effect?
>
> Thanks
> Jeremy
>
>
>
>
>
>
>
>
> -----Original Message-----
> From: Paul Spencer [mailto:pspencer at dmsolutions.ca]
> Sent: January 27, 2006 12:16 PM
> To: Sears, Jeremy
> Cc: 'chameleon at lists.maptools.org'
> Subject: Re: [Chameleon] KeyMap question
>
>
> Jeremy, the image is returned from drawmap.php.  You can modify
> drawmap.php to save the image as well as/instead of just returning it.
>
> Cheers
>
> Paul
>
> On 27-Jan-06, at 12:03 PM, Sears, Jeremy wrote:
>
>> Good Day All,
>> Im wondering how one would go about coaxing chameleon to produce a
>> keymap
>> image on disk. I've been looking around in the KeyMap, KeymapDHTML  
>> and
>> KeymapDHTMLmode widgets for a means to do this but nothing is
>> jumping out at
>> me.
>>
>> Ideally, an image of my keymap would be produced the same manner
>> that the
>> image of my scalebar is produced.
>>
>> It looks to me that the keymap widgets create the image on the fly
>> via calls
>> to mapserver, and don't actually store the image.
>>
>> Can anyone offer general or specific steps I should consider to
>> accomplish
>> this?
>>
>> Thanks
>> Jeremy
>>
>> _______________________________________________
>> Chameleon mailing list
>> Chameleon at lists.maptools.org
>> http://lists.maptools.org/mailman/listinfo/chameleon
>>
>
> +-----------------------------------------------------------------+
> |Paul Spencer                           pspencer at dmsolutions.ca   |
> +-----------------------------------------------------------------+
> |Applications & Software Development                              |
> |DM Solutions Group Inc                 http://www.dmsolutions.ca/|
> +-----------------------------------------------------------------+
>
>
>
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+-----------------------------------------------------------------+
|Paul Spencer                           pspencer at dmsolutions.ca   |
+-----------------------------------------------------------------+
|Applications & Software Development                              |
|DM Solutions Group Inc                 http://www.dmsolutions.ca/|
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