Re: [PHP] svg 2 gif/png

Michael A. Peters wrote:
> Michael A. Peters wrote:
>> Michael A. Peters wrote:
>> *snip*
>>>
>>> Is there an easy way around this? IE a php class/function that 
>>> understands SVG w/ xlink and can replace the use tags with the 
>>> polygons they refer to? If not, I'll have to try to write one, but 
>>> I'd rather not ...
>>
>> I just did, haven't tested yet, but this may work -
> 
> This does work (fixed version of function):
> 
> function use2polygon($use,$polygon) {
>    // get the xy coords
>    $x = 0; $y = 0;
>    if ($use->hasAttribute('x')) {
>       $x = 0 + $use->getAttribute('x');
>       }
>    if ($use->hasAttribute('y')) {
>       $y = 0 + $use->getAttribute('y');
>       }
>    // clone the polygon
>    if ($polygon->hasAttribute('points')) {
> $points = preg_replace('/\s+/',' ',$polygon->getAttribute('points'));
>       $pointArray = explode(' ',$points);
>       $sizeof = sizeof($pointArray);
>       for ($i=0;$i<$sizeof;$i++) {
>          $foo = explode(',',$pointArray[$i]);
>          $foo[0] = $x + $foo[0];
>          $foo[1] = $y + $foo[1];
>          $pointArray[$i] = $foo[0] . ',' . $foo[1];
>          }
>       $points = implode(' ',$pointArray);
>       $newPolygon = $polygon->cloneNode(true);
>       $newPolygon->setAttribute('points',$points);
>       $use->parentNode->replaceChild($newPolygon,$use);
>       }
>    }
> 

doh - for xml sanity, add this before the replaceChild

if ($newPolygon->hasAttribute('id')) {
          $newPolygon->removeAttribute('id');
          }

Now it works, and makes identical svg image that works with convert.

http://www.shastaherps.org/map/map22.svg vs
http://www.shastaherps.org/map/map22.svg?convert=true