Never mind.... I found it! I can create an NSBitmapImageRep using
initWithCGImage:, create my NSImage using initWithSize:, and then add the
representation to the image using addRepresentation:.
Thanks anyway!
Howard
On Oct 26, 2011, at 10:17 AM, Howard Moon wrote:
> Hi all,
>
> I've got several .png files that I want to use as custom cursors in my
> app. I'm loading them into CGBitmap objects, and have written code that
> creates NSImage objects using them, via initWithCGImage:size:. I then use
> those NSImage objects to create my NSCursor objects via
> initWithImage:hotSpot:.
>
> Unfortunately, I just noticed that the NSImage function
> initWithCGImage:size: is not supported until OS X 10.6, and I need to support
> 10.5 as well. How can I create my NSCursor objects from my CGBitmap objects,
> in a manner that IS supported in 10.5?
>
> (By the way, I can't create the NSCursor objects directly from the
> files - assuming that's possible anyway - because I'm using cross-platform
> code to get my bitmaps, which provides an object that I can cast to a
> CGBitmap on the Mac. So, I need to start with CGBitmap objects and create
> NSCursor objects from those.)
>
> Thanks,
> Howard
>
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