Re: Patch for Mac OS X Text Drawing

[Steven Tamm]

I checked this in.
Although I think it may make sense to grant CVS access to Mr. Yamamoto, 
as the patches are now going outside the domain of just Mac/Carbon and 
into the whole realm of display rendering on all platforms.

-Steven

On Jan 24, 2005, at 3:15 AM, YAMAMOTO Mitsuharu wrote:

> > > > > > On Mon, 24 Jan 2005 11:08:02 +0100, address@hidden (Kim F. Storm) 
> > > > > > said:
>
> > > Here is a revised patch including a fix for the above bug.
>
> > Very good, thanks!  Please install it.
>
> Thanks for checking.  I'd like to leave it to Steven because the whole
> patch (attached below) includes some changes for Mac.  Actually, I
> cannot do it by myself at the moment.
>
>                                      YAMAMOTO Mitsuharu
>                                 address@hidden
>
> 2005-01-24  YAMAMOTO Mitsuharu  <address@hidden>
>
>         * dispextern.h (struct glyph_string): New members clip_head and
>         clip_tail.
>         
>         * xdisp.c (get_glyph_string_clip_rect): Restrict horizontal clip
>         region to the area between clip_head and clip_tail.
>         (draw_glyphs): Record the area that need to be actually redrawn to
>         the new variables clip_head and clip_tail when there are
>         overhangs.  Set values of these variables to the corresponding
>         members in struct glyph_string.  Refine x coordinates for
>         notice_overwritten_cursor using clip_head and clip_tail.
>         
>         * macgui.h (STORE_XCHARSETSTRUCT): New macro.
>
>         * macterm.c (mac_compute_glyph_string_overhangs): Implement with
>         QDTextBounds.
>         (x_draw_glyph_string): Don't fill the background of the successor
>         of a glyph with a right overhang if the successor will draw a
>         cursor.
>         (XLoadQueryFont): Obtain font metrics using QDTextBounds.
>         (x_redisplay_interface): Add entry for
>         compute_glyph_string_overhangs.
>
> <diff-overhangs.gz>_______________________________________________
> Emacs-devel mailing list
> address@hidden
> http://lists.gnu.org/mailman/listinfo/emacs-devel