Re: New text system implementation

[Adam Fedor]

Alexander Malmberg wrote:
> The new text system implementation is getting close to completion (some
> screenshots: http://w1.423.telia.com/~u42308495/alex/TextSystem*.png),
> so it's question time again:

Looks nice!

> 1.
> I would like to commit this very soon so I can iron out the last issues
> (currently, I have tons of hacks in place to be able to test it).
> However, this will involve fairly extensive changes (-gui and -back),
> and it will break stuff for a while. Thus, I would like to do this on a
> branch and merge it in when it works. Is this ok? Couldn't find anything
> in the coding standards about using/naming branches; should there be?

Sure. That's fine. That's what branches are for.

> GSLayoutManager: Basic storage of glyph and layout information, basic
> typesetter interface, can handle _any_ layout (which means that it won't
> contain many of the methods that NSTextView needs).
>
> NSLayoutManager: Sub-class of GSLayoutManager that assumes horizontal
> layout (and a few other restrictions).
>
> GSTypesetter: Abstract typesetter super-class. Not compatible with
> apple's NSTypesetter.
>
> GSHorizontalTypesetter: The default typesetter. Can be used with
> NSLayoutManager. Not compatible with NSSimpleHorizontalTypesetter, but
> can be subclassed to change behavior in a similar way.

Looks ok to me. I suspect anyone who needs to go any deeper than 
NSLayoutManager is probably going to end up writing there own text 
management system anyway.


--
Adam Fedor, Digital Optics Corp.      | I'm glad I hate spinach, because
http://www.doc.com                    | if I didn't, I'd eat it, and you
                                      | know how I hate the stuff.