I think the issue is more to do with the scaling leaving the lines moved from 
the pixel boundaries, and with only 24 or 32 pixels to play with, it's pretty 
noticeable when it blurs across two pixels.

Gideon


On 27/06/2010, at 8:42 PM, Graham Cox wrote:

> 
> On 27/06/2010, at 11:00 AM, Gideon King wrote:
> 
>> - if you use a PDF, it has the resolution independence, but will look fuzzy 
>> at non-native resolutions
> 
> 
> It shouldn't, as it has no native resolution. What can happen though is that 
> NSImage caches it to a bitmap and reuses the bitmap, which can become fuzzy 
> when scaled up. You could investigate turning off caching on the image to 
> avoid that.
> 
> --Graham
> 
> 
> 
> 

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