/* Font back-end driver for the NeXT/Open/GNUstep and MacOSX window system.
See font.h
- Copyright (C) 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
+ Copyright (C) 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
This file is part of GNU Emacs.
/* This should be the first include, as it may set up #defines affecting
interpretation of even the system includes. */
-#include "config.h"
+#include <config.h>
+#include <setjmp.h>
#include "lisp.h"
#include "dispextern.h"
static Lisp_Object Vns_reg_to_script;
static Lisp_Object Qapple, Qroman, Qmedium;
extern Lisp_Object Qappend;
-extern int ns_antialias_text;
+extern Lisp_Object ns_antialias_text;
extern float ns_antialias_threshold;
extern int ns_tmp_flags;
extern struct nsfont_info *ns_tmp_font;
/* max bounds */
font_info->max_bounds.ascent =
lrint (hshrink * [sfont ascender] + expand * hd/2);
+ /* [sfont descender] is usually negative. Use floor to avoid
+ clipping descenders. */
font_info->max_bounds.descent =
- -lrint (hshrink* [sfont descender] - expand*hd/2);
+ -lrint (floor(hshrink* [sfont descender] - expand*hd/2));
font_info->height =
font_info->max_bounds.ascent + font_info->max_bounds.descent;
font_info->max_bounds.width = lrint (font_info->width);
#endif
/* set up metrics portion of font struct */
- font->ascent = [sfont ascender];
- font->descent = -[sfont descender];
+ font->ascent = lrint([sfont ascender]);
+ font->descent = -lrint(floor([sfont descender]));
font->min_width = ns_char_width(sfont, '|');
font->space_width = lrint (ns_char_width (sfont, ' '));
font->average_width = lrint (font_info->width);
CGContextSetFont (gcontext, font->cgfont);
CGContextSetFontSize (gcontext, font->size);
- if (ns_antialias_text == Qnil || font->size <= ns_antialias_threshold)
+ if (NILP (ns_antialias_text) || font->size <= ns_antialias_threshold)
CGContextSetShouldAntialias (gcontext, 0);
else
CGContextSetShouldAntialias (gcontext, 1);