[OpenLayers-Dev] SVG external graphic preserves aspect ratio

[Alberto Romeu]

Hi Harris,

it worked!

thanks :)

-- 

Alberto Romeu
---

Prodevelop SL, Valencia (España)
Tlf.: 96.351.06.12 -- Fax: 96.351.09.68
http://www.prodevelop.es
---


El 12/04/12 11:03, Harris Hudson escribió:
> Hi,
>
> You might want to try changing your crucero.svg file in your
> example and modify the main<svg>  element (at line 4) and add
> the preserveAspectRatio="none" attribute.
>
> Eg;<svg preserveAspectRatio="none" version="1.1" ...
>
> Regards,
>
> Harris.
>
>> Hi,
>>
>> I'm trying to apply a SVG external graphic to a points layer. What I
>> need is that the graphic size will be scale dependant and not preserve
>> the aspect ratio.
>>
>> What I've found is whatever graphicHeight and graphicWidth I set to the
>> externalGraphic, the SVG is rendered preserving the aspect ratio... If I
>> use png the graphic is drawn correctly.
>>
>> The style definition I'm using is very simple:
>>
>>           var style = new OpenLayers.Style(OpenLayers.Util.applyDefaults({
>>               graphicWidth: 100 ,
>>               graphicHeight: 600 ,
>>               externalGraphic: 'img/petrolero.svg',
>>               fill: false,
>>               stroke: false,
>>               pointRadius: 0,
>>               rotation: "${rotation}",
>>               fillOpacity: 1
>>           }, OpenLayers.Feature.Vector.style["default"]));
>>
>>           var styleMap = new OpenLayers.StyleMap({"default": style,
>> "select": style});
>>
>>
>>           layer = new OpenLayers.Layer.Vector('Points', {
>>               styleMap: styleMap
>>           });
>>
>>
>> Anyway, I've published an example [1] of what's happening. The green
>> boats are PNG being scaled correctly, the brown ones are SVG not being
>> scaled correctly as they preserve the aspect ratio, both have the same
>> graphicHeight and graphicWidth. Sometimes when the layer is loaded the
>> SVG is drawn correctly but when a zoom is applied then happens the
>> aspect ratio issue...
>>
>> Am I missing something? Is there a way to use SVG in the way I need?
>>
>> Best regards.
>>
>> [1] http://gis.prodevelop.es/openlayers/svg.html
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