My little Mac font-preview app displays swatches of zillions of different
fonts, which is expensive. To speed it up, I’m rendering each font’s preview
text into an NSImage and caching that, then just blitting the image in the
view’s -drawRect: method.
The method I’m using is -[NSImage
On Sun, Oct 6, 2013 at 10:15 PM, Jens Alfke j...@mooseyard.com wrote:
(1) On a non-retina display, the text quality is poor. It looks like it’s
drawn without sub-pixel anti-aliasing (“ClearType”). I do remember hearing
that this mode is disabled for offscreen drawing, which makes sense because
On Oct 6, 2013, at 1:37 PM, Jiang Jiang gzjj...@gmail.com wrote:
Could it be that you are missing a call to:
CGContextSetShouldSmoothFonts(context, YES);
If it still doesn't work, try putting
CGContextSetAllowsFontSmoothing(context, YES);
Thanks for the suggestion. But these calls don’t
I don’t know if you know it, but “ClearType” / antialiasing in fonts works only
on opaque images, you won’t have the best rendering method possible if your
background is transparent.
(From CATextLayer documentation, but I think it applies to the entire OS as
well, because it makes sense :
On Oct 6, 2013, at 9:23 PM, Marcelo Alves marcelo.al...@me.com wrote:
I don’t know if you know it, but “ClearType” / antialiasing in fonts works
only on opaque images, you won’t have the best rendering method possible if
your background is transparent.
Thanks! That was the problem. In the