PHP MapScript zoompoint

[Matthew Whiting]

Thanks Daniel,

That explains things! Exactly the explanation my colleague suggested.

Cheers
Matthew

Daniel Morissette wrote:

> Camden Daily wrote:
>
>> It seems that many of the member values of mapscript objects are not
>> directly accessible.  They are only available to be set with the set()
>> function.  I do not know if this is a bug or a design decision, but it
>> would certainly be nice to make those variables all public.
>>
>
> You need to use the set() methods to set any member variables in PHP
> MapScript objects. This is because PHP MapScript objects are just PHP
> wrappers on top of the MapServer C structures, and when you set the
> variables explicitly using $point->x=1; then the value in the PHP
> wrapper is set, but the value is not propagated to the lower-level
> object inside MapServer because there was no way in PHP 4 to trap a
> change to an object member variable.
>
> In PHP5 this has been fixed, it will be possible to have callbacks
> (internally) to catch the change to the member variables and we'll be
> able to get rid of the set() methods... but this has not been
> implemented yet for PHP MapScript.
>
> Daniel
> -- 
> ------------------------------------------------------------
>  Daniel Morissette               dmorissette at dmsolutions.ca
>  DM Solutions Group              http://www.dmsolutions.ca/
> ------------------------------------------------------------
>
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