[Chameleon] msProcessProjection(): projection not named, KeyMapDHTML widget

[bartvde at xs4all.nl]

Hi Paul,

I have opened a bug for this.

http://chameleon.maptools.org/bugzilla/show_bug.cgi?id=973

Best regards,
Bart

> Bart,
>
> seems like a bug in KeyMapDHTML ... I don't think projection support was
> ever fully completed or tested.  I think that you can fix this by doing
> one of the following:
>
> * change the following line in KeyMapDHTML
>
> $this->mszSRS = isset($this->maParams['SRS']) ? $this->maParams['SRS'] :
> $this->mszSRS;
>
>
> to
>
> $this->mszSRS = 'init=epsg:';
> $this->mszSRS .= isset($this->maParams['SRS']) ? $this->maParams['SRS']
> : $this->mszSRS;
>
> * find each call to reprojectPoint in KeyMapDHTML and modify it to
> prepend "init=epsg:" to $this->mszSRS, for example:
>
> reprojectPoint( $nGeoMinx, $aGeoMiny, "init=epsg:".$this->mszSRS,
> $this->moMapObject->oMap->getProjection() );
>
> Please test and let me know if that fixes things
>
> Paul
>
> bartvde at xs4all.nl wrote:
>> Hi list,
>>
>> I am using Chameleon 2.0 in an MS4W environment.
>>
>> I am experiencing the following problem when using the keymapDHTML
>> widget:
>>
>> msProcessProjection(): projection not named in
>> C:\ms4w\apps\chameleon\htdocs\widgets\geomath.php
>>
>> I have debugged this down to the arguments being:
>>
>>     $oPoint->project( ms_newProjectionObj( $szFrom ),
>>                       ms_newProjectionObj( $szTo )
>>                        );
>>
>> $szFrom = +init=epsg:4326
>> $szTo = 28992
>>
>> The last one fails with the above error (if I put +init=epsg: in front
>> of
>> it everything works fine).
>>
>> Do I need to use proj init strings now in the SRS attribute of the
>> KeyMapDHTML? Or is something wrong with the code?
>>
>> My definition of KeyMapDHTML:
>>
>> <cwc2 type="KeyMapDHTML" image="/chameleon/geoservices/nederland.png"
>> SRS="28992" WIDTH="135" HEIGHT="157" MINX="20000" MAXX="285000"
>> MINY="305000" MAXY="620000"/>
>>
>> Is this a known issue?
>>
>> Best regards,
>> Bart
>>
>> _______________________________________________
>> 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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