1 /* Font driver on Mac OSX Core text.
2 Copyright (C) 2009-2014 Free Software Foundation, Inc.
4 This file is part of GNU Emacs.
6 GNU Emacs is free software: you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation, either version 3 of the License, or
9 (at your option) any later version.
11 GNU Emacs is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
19 Original author: YAMAMOTO Mitsuharu
25 #include "dispextern.h"
27 #include "blockinput.h"
28 #include "character.h"
30 #include "composite.h"
39 #
if MAC_OS_X_VERSION_MAX_ALLOWED
>= 1050
41 #include
<libkern
/OSByteOrder.h
>
43 static
struct font_driver macfont_driver
;
45 /* Core Text, for Mac OS X 10.5 and later. */
46 static Lisp_Object Qmac_ct
;
48 static
double mac_ctfont_get_advance_width_for_glyph
(CTFontRef
, CGGlyph
);
49 static CGRect mac_ctfont_get_bounding_rect_for_glyph
(CTFontRef
, CGGlyph
);
50 static CFArrayRef mac_ctfont_create_available_families
(void
);
51 static Boolean mac_ctfont_equal_in_postscript_name
(CTFontRef
, CTFontRef
);
52 static CTLineRef mac_ctfont_create_line_with_string_and_font
(CFStringRef
,
54 static CFComparisonResult mac_font_family_compare
(const void
*,
55 const void
*, void
*);
56 static Boolean mac_ctfont_descriptor_supports_languages
(CTFontDescriptorRef
,
58 static CFStringRef mac_ctfont_create_preferred_family_for_attributes
(CFDictionaryRef
);
59 static CFIndex mac_ctfont_shape
(CTFontRef
, CFStringRef
,
60 struct mac_glyph_layout
*, CFIndex
);
62 mac_font_copy_default_descriptors_for_language
(CFStringRef language
);
65 mac_font_copy_default_name_for_charset_and_languages
(CFCharacterSetRef charset
,
66 CFArrayRef languages
);
69 static CGGlyph mac_ctfont_get_glyph_for_cid
(CTFontRef
,
70 CTCharacterCollection
,
74 /* The font property key specifying the font design destination. The
75 value is an unsigned integer code: 0 for WYSIWYG, and 1 for Video
76 text. (See the documentation of X Logical Font Description
77 Conventions.) In the Mac font driver, 1 means the screen font is
78 used for calculating some glyph metrics. You can see the
79 difference with Monaco 8pt or 9pt, for example. */
80 static Lisp_Object QCdestination
;
82 /* The boolean-valued font property key specifying the use of
84 static Lisp_Object QCminspace
;
86 struct macfont_metrics
;
88 /* The actual structure for Mac font that can be cast to struct font. */
95 ScreenFontRef screen_font
;
96 struct macfont_cache
*cache
;
97 struct macfont_metrics
**metrics
;
99 bool_bf synthetic_italic_p
: 1;
100 bool_bf synthetic_bold_p
: 1;
101 unsigned spacing
: 2;
102 unsigned antialias
: 2;
103 bool_bf color_bitmap_p
: 1;
106 /* Values for the `spacing' member in `struct macfont_info'. */
110 MACFONT_SPACING_PROPORTIONAL
,
111 MACFONT_SPACING_MONO
,
112 MACFONT_SPACING_SYNTHETIC_MONO
,
115 /* Values for the `antialias' member in `struct macfont_info'. */
119 MACFONT_ANTIALIAS_DEFAULT
,
120 MACFONT_ANTIALIAS_OFF
,
121 MACFONT_ANTIALIAS_ON
,
124 enum
{FONT_SLANT_SYNTHETIC_ITALIC
= 200}; /* FC_SLANT_ITALIC + 100 */
125 enum
{FONT_WEIGHT_SYNTHETIC_BOLD
= 200}; /* FC_WEIGHT_BOLD */
126 enum
{FONT_SPACING_SYNTHETIC_MONO
= FONT_SPACING_MONO
};
128 static const CGAffineTransform synthetic_italic_atfm
= {1, 0, 0.25, 1, 0, 0};
129 static const CGFloat synthetic_bold_factor
= 0.024;
131 static Boolean cfnumber_get_font_symbolic_traits_value
(CFNumberRef
,
132 FontSymbolicTraits
*);
133 static void macfont_store_descriptor_attributes
(FontDescriptorRef
,
135 static Lisp_Object macfont_descriptor_entity
(FontDescriptorRef
,
138 static CFStringRef macfont_create_family_with_symbol
(Lisp_Object
);
139 static int macfont_glyph_extents
(struct font
*, CGGlyph
,
140 struct font_metrics
*, CGFloat
*, int
);
141 static CFMutableDictionaryRef macfont_create_attributes_with_spec
(Lisp_Object
);
142 static Boolean macfont_supports_charset_and_languages_p
(FontDescriptorRef
,
146 static CFIndex macfont_closest_traits_index
(CFArrayRef
,
148 static CFDataRef mac_font_copy_uvs_table
(FontRef
);
149 static void mac_font_get_glyphs_for_variants
(CFDataRef
, UTF32Char
,
151 CGGlyph
[], CFIndex
);
153 /* From CFData to a lisp string. Always returns a unibyte string. */
156 cfdata_to_lisp
(CFDataRef data
)
158 CFIndex len
= CFDataGetLength
(data
);
159 Lisp_Object result
= make_uninit_string
(len
);
161 CFDataGetBytes
(data
, CFRangeMake
(0, len
), SDATA
(result
));
168 /* From CFString to a lisp string. Returns a unibyte string
169 containing a UTF-8 byte sequence. */
172 cfstring_to_lisp_nodecode
(CFStringRef string
)
174 Lisp_Object result
= Qnil
;
176 const
char *s
= CFStringGetCStringPtr
(string
, kCFStringEncodingUTF8
);
180 CFIndex i
, length = CFStringGetLength
(string
);
182 for (i
= 0; i
< length; i
++)
183 if (CFStringGetCharacterAtIndex
(string
, i
) == 0)
187 return make_unibyte_string
(s
, strlen
(s
));
190 data
= CFStringCreateExternalRepresentation
(NULL, string
,
191 kCFStringEncodingUTF8
, '?');
194 result
= cfdata_to_lisp
(data
);
201 /* Lisp string containing a UTF-8 byte sequence to CFString. Unlike
202 cfstring_create_with_utf8_cstring, this function preserves NUL
206 cfstring_create_with_string_noencode
(Lisp_Object s
)
208 CFStringRef string
= CFStringCreateWithBytes
(NULL, SDATA
(s
), SBYTES
(s
),
209 kCFStringEncodingUTF8
, false
);
212 /* Failed to interpret as UTF 8. Fall back on Mac Roman. */
213 string
= CFStringCreateWithBytes
(NULL, SDATA
(s
), SBYTES
(s
),
214 kCFStringEncodingMacRoman
, false
);
220 mac_screen_font_get_advance_width_for_glyph
(ScreenFontRef font
, CGGlyph glyph
)
222 NSSize advancement
= [(NSFont
*)font advancementForGlyph
:glyph
];
224 return advancement.width
;
228 mac_font_get_glyph_for_cid
(FontRef font
, CharacterCollection collection
,
231 #
if USE_CT_GLYPH_INFO
232 return mac_ctfont_get_glyph_for_cid
((CTFontRef
) font
, collection
, cid
);
235 CGGlyph result
= kCGFontIndexInvalid
;
236 NSFont
*nsFont
= (NSFont
*) font
;
237 unichar characters
[] = {0xfffd};
239 [NSString stringWithCharacters
:characters
240 length:ARRAYELTS
(characters
)];
241 NSGlyphInfo
*glyphInfo
=
242 [NSGlyphInfo glyphInfoWithCharacterIdentifier
:cid
243 collection
:collection
245 NSDictionary
*attributes
=
246 [NSDictionary dictionaryWithObjectsAndKeys
:nsFont
,NSFontAttributeName
,
247 glyphInfo
,NSGlyphInfoAttributeName
,nil
];
248 NSTextStorage
*textStorage
=
249 [[NSTextStorage alloc
] initWithString
:string
250 attributes
:attributes
];
251 NSLayoutManager
*layoutManager
= [[NSLayoutManager alloc
] init
];
252 NSTextContainer
*textContainer
= [[NSTextContainer alloc
] init
];
253 NSFont
*fontInTextStorage
;
255 [layoutManager addTextContainer
:textContainer
];
256 [textContainer release
];
257 [textStorage addLayoutManager
:layoutManager
];
258 [layoutManager release
];
261 (void
) [layoutManager glyphRangeForTextContainer
:textContainer
];
263 fontInTextStorage
= [textStorage attribute
:NSFontAttributeName atIndex
:0
264 effectiveRange
:NULL];
265 if (fontInTextStorage
== nsFont
266 ||
[[fontInTextStorage fontName
] isEqualToString
:[nsFont fontName
]])
268 NSGlyph glyph
= [layoutManager glyphAtIndex
:0];
270 if (glyph
< [nsFont numberOfGlyphs
])
274 [textStorage release
];
282 mac_screen_font_create_with_name
(CFStringRef name
, CGFloat
size)
284 NSFont
*result
, *font
;
286 font
= [NSFont fontWithName
:((NSString
*) name
) size:size];
287 result
= [font screenFont
];
289 return (ScreenFontRef
)[result retain
];
294 mac_screen_font_get_metrics
(ScreenFontRef font
, CGFloat
*ascent
,
295 CGFloat
*descent
, CGFloat
*leading
)
297 NSFont
*nsFont
= [(NSFont
*)font printerFont
];
298 NSTextStorage
*textStorage
;
299 NSLayoutManager
*layoutManager
;
300 NSTextContainer
*textContainer
;
302 NSPoint spaceLocation
;
305 textStorage
= [[NSTextStorage alloc
] initWithString
:@" "
];
306 layoutManager
= [[NSLayoutManager alloc
] init
];
307 textContainer
= [[NSTextContainer alloc
] init
];
309 [textStorage setFont
:nsFont
];
310 [textContainer setLineFragmentPadding
:0];
311 [layoutManager setUsesScreenFonts
:YES
];
313 [layoutManager addTextContainer
:textContainer
];
314 [textContainer release
];
315 [textStorage addLayoutManager
:layoutManager
];
316 [layoutManager release
];
318 if (!(textStorage
&& layoutManager
&& textContainer
))
320 [textStorage release
];
325 usedRect
= [layoutManager lineFragmentUsedRectForGlyphAtIndex
:0
326 effectiveRange
:NULL];
327 spaceLocation
= [layoutManager locationForGlyphAtIndex
:0];
328 [textStorage release
];
330 *ascent
= spaceLocation.y
;
331 *descent
= NSHeight
(usedRect
) - spaceLocation.y
;
333 descender
= [nsFont descender
];
334 if (- descender
< *descent
)
336 *leading
= *descent
+ descender
;
337 *descent
= - descender
;
344 mac_font_shape_1
(NSFont
*font
, NSString
*string
,
345 struct mac_glyph_layout
*glyph_layouts
, CFIndex glyph_len
,
350 NSTextStorage
*textStorage
;
351 NSLayoutManager
*layoutManager
;
352 NSTextContainer
*textContainer
;
353 NSUInteger stringLength
;
354 NSPoint spaceLocation
;
355 NSUInteger used
, numberOfGlyphs
;
357 textStorage
= [[NSTextStorage alloc
] initWithString
:string
];
358 layoutManager
= [[NSLayoutManager alloc
] init
];
359 textContainer
= [[NSTextContainer alloc
] init
];
361 /* Append a trailing space to measure baseline position. */
362 [textStorage appendAttributedString
:([[[NSAttributedString alloc
]
363 initWithString
:@" "
] autorelease
])];
364 [textStorage setFont
:font
];
365 [textContainer setLineFragmentPadding
:0];
366 [layoutManager setUsesScreenFonts
:screen_font_p
];
368 [layoutManager addTextContainer
:textContainer
];
369 [textContainer release
];
370 [textStorage addLayoutManager
:layoutManager
];
371 [layoutManager release
];
373 if (!(textStorage
&& layoutManager
&& textContainer
))
375 [textStorage release
];
380 stringLength
= [string
length];
383 (void
) [layoutManager glyphRangeForTextContainer
:textContainer
];
385 spaceLocation
= [layoutManager locationForGlyphAtIndex
:stringLength
];
387 /* Remove the appended trailing space because otherwise it may
388 generate a wrong result for a right-to-left text. */
389 [textStorage beginEditing
];
390 [textStorage deleteCharactersInRange
:(NSMakeRange
(stringLength
, 1))];
391 [textStorage endEditing
];
392 (void
) [layoutManager glyphRangeForTextContainer
:textContainer
];
395 while (i
< stringLength
)
398 NSFont
*fontInTextStorage
=
399 [textStorage attribute
:NSFontAttributeName atIndex
:i
400 longestEffectiveRange
:&range
401 inRange
:(NSMakeRange
(0, stringLength
))];
403 if (!(fontInTextStorage
== font
404 ||
[[fontInTextStorage fontName
] isEqualToString
:[font fontName
]]))
406 i
= NSMaxRange
(range
);
408 if (i
< stringLength
)
409 /* Make the test `used <= glyph_len' below fail if textStorage
410 contained some fonts other than the specified one. */
411 used
= glyph_len
+ 1;
414 NSRange range
= NSMakeRange
(0, stringLength
);
416 range
= [layoutManager glyphRangeForCharacterRange
:range
417 actualCharacterRange
:NULL];
418 numberOfGlyphs
= NSMaxRange
(range
);
419 used
= numberOfGlyphs
;
420 for (i
= 0; i
< numberOfGlyphs
; i
++)
421 if ([layoutManager notShownAttributeForGlyphAtIndex
:i
])
425 if (0 < used
&& used
<= glyph_len
)
427 NSUInteger glyphIndex
, prevGlyphIndex
;
428 unsigned
char bidiLevel
;
429 NSUInteger
*permutation
;
430 NSRange compRange
, range
;
431 CGFloat totalAdvance
;
434 while ([layoutManager notShownAttributeForGlyphAtIndex
:glyphIndex
])
437 /* For now we assume the direction is not changed within the
439 [layoutManager getGlyphsInRange
:(NSMakeRange
(glyphIndex
, 1))
440 glyphs
:NULL characterIndexes
:NULL
441 glyphInscriptions
:NULL elasticBits
:NULL
442 bidiLevels
:&bidiLevel
];
444 permutation
= xmalloc
(sizeof
(NSUInteger
) * used
);
448 #define RIGHT_TO_LEFT_P permutation
450 /* Fill the `comp_range' member of struct mac_glyph_layout, and
451 setup a permutation for right-to-left text. */
452 compRange
= NSMakeRange
(0, 0);
453 for (range
= NSMakeRange
(0, 0); NSMaxRange
(range
) < used
;
456 struct mac_glyph_layout
*gl
= glyph_layouts
+ NSMaxRange
(range
);
457 NSUInteger characterIndex
=
458 [layoutManager characterIndexForGlyphAtIndex
:glyphIndex
];
460 gl
->string_index
= characterIndex
;
462 if (characterIndex
>= NSMaxRange
(compRange
))
464 compRange.location
= NSMaxRange
(compRange
);
467 NSRange characterRange
=
469 rangeOfComposedCharacterSequenceAtIndex
:characterIndex
];
472 NSMaxRange
(characterRange
) - compRange.location
;
473 [layoutManager glyphRangeForCharacterRange
:compRange
474 actualCharacterRange
:&characterRange
];
475 characterIndex
= NSMaxRange
(characterRange
) - 1;
477 while (characterIndex
>= NSMaxRange
(compRange
));
480 for (i
= 0; i
< range.
length; i
++)
481 permutation
[range.location
+ i
] = NSMaxRange
(range
) - i
- 1;
483 range
= NSMakeRange
(NSMaxRange
(range
), 0);
486 gl
->comp_range.location
= compRange.location
;
487 gl
->comp_range.
length = compRange.
length;
489 while (++glyphIndex
< numberOfGlyphs
)
490 if (![layoutManager notShownAttributeForGlyphAtIndex
:glyphIndex
])
494 for (i
= 0; i
< range.
length; i
++)
495 permutation
[range.location
+ i
] = NSMaxRange
(range
) - i
- 1;
497 /* Then fill the remaining members. */
498 glyphIndex
= prevGlyphIndex
= 0;
499 while ([layoutManager notShownAttributeForGlyphAtIndex
:glyphIndex
])
502 if (!RIGHT_TO_LEFT_P
)
509 rectArrayForGlyphRange
:(NSMakeRange
(0, numberOfGlyphs
))
510 withinSelectedGlyphRange
:(NSMakeRange
(NSNotFound
, 0))
511 inTextContainer
:textContainer rectCount
:&nrects
];
513 totalAdvance
= NSMaxX
(glyphRects
[0]);
516 for (i
= 0; i
< used
; i
++)
518 struct mac_glyph_layout
*gl
;
520 NSUInteger nextGlyphIndex
;
525 if (!RIGHT_TO_LEFT_P
)
526 gl
= glyph_layouts
+ i
;
529 NSUInteger dest
= permutation
[i
];
531 gl
= glyph_layouts
+ dest
;
534 CFIndex tmp
= gl
->string_index
;
536 gl
->string_index
= glyph_layouts
[i
].string_index
;
537 glyph_layouts
[i
].string_index
= tmp
;
540 gl
->glyph_id
= [layoutManager glyphAtIndex
:glyphIndex
];
542 location
= [layoutManager locationForGlyphAtIndex
:glyphIndex
];
543 gl
->baseline_delta
= spaceLocation.y
- location.y
;
545 for (nextGlyphIndex
= glyphIndex
+ 1; nextGlyphIndex
< numberOfGlyphs
;
548 notShownAttributeForGlyphAtIndex
:nextGlyphIndex
])
551 if (!RIGHT_TO_LEFT_P
)
555 if (prevGlyphIndex
== 0)
556 glyphRange
= NSMakeRange
(0, nextGlyphIndex
);
558 glyphRange
= NSMakeRange
(glyphIndex
,
559 nextGlyphIndex
- glyphIndex
);
562 rectArrayForGlyphRange
:glyphRange
563 withinSelectedGlyphRange
:(NSMakeRange
(NSNotFound
, 0))
564 inTextContainer
:textContainer rectCount
:&nrects
];
565 maxX
= max (NSMaxX
(glyphRects
[0]), totalAdvance
);
566 gl
->advance_delta
= location.x
- totalAdvance
;
567 gl
->advance
= maxX
- totalAdvance
;
574 if (nextGlyphIndex
== numberOfGlyphs
)
575 glyphRange
= NSMakeRange
(prevGlyphIndex
,
576 numberOfGlyphs
- prevGlyphIndex
);
578 glyphRange
= NSMakeRange
(prevGlyphIndex
,
579 glyphIndex
+ 1 - prevGlyphIndex
);
582 rectArrayForGlyphRange
:glyphRange
583 withinSelectedGlyphRange
:(NSMakeRange
(NSNotFound
, 0))
584 inTextContainer
:textContainer rectCount
:&nrects
];
585 minX
= min (NSMinX
(glyphRects
[0]), totalAdvance
);
586 gl
->advance
= totalAdvance
- minX
;
588 gl
->advance_delta
= location.x
- totalAdvance
;
591 prevGlyphIndex
= glyphIndex
+ 1;
592 glyphIndex
= nextGlyphIndex
;
598 #undef RIGHT_TO_LEFT_P
602 [textStorage release
];
608 mac_screen_font_shape
(ScreenFontRef font
, CFStringRef string
,
609 struct mac_glyph_layout
*glyph_layouts
,
612 return mac_font_shape_1
([(NSFont
*)font printerFont
],
614 glyph_layouts
, glyph_len
, YES
);
618 get_cgcolor
(unsigned
long idx
, struct frame
*f
)
620 NSColor
*nsColor
= ns_lookup_indexed_color
(idx
, f
);
622 CGColorSpaceRef colorSpace
= [[nsColor colorSpace
] CGColorSpace
];
623 NSInteger noc
= [nsColor numberOfComponents
];
624 CGFloat
*components
= xmalloc
(sizeof
(CGFloat
)*(1+noc
));
627 [nsColor getComponents
: components
];
628 cgColor
= CGColorCreate
(colorSpace
, components
);
633 #define CG_SET_FILL_COLOR_WITH_FACE_FOREGROUND
(context
, face
, f
) \
635 CGColorRef refcol_
= get_cgcolor
(NS_FACE_FOREGROUND
(face
), f
); \
636 CGContextSetFillColorWithColor
(context
, refcol_
) ; \
637 CGColorRelease
(refcol_
); \
639 #define CG_SET_FILL_COLOR_WITH_FACE_BACKGROUND
(context
, face
, f
) \
641 CGColorRef refcol_
= get_cgcolor
(NS_FACE_BACKGROUND
(face
), f
); \
642 CGContextSetFillColorWithColor
(context
, refcol_
); \
643 CGColorRelease
(refcol_
); \
645 #define CG_SET_STROKE_COLOR_WITH_FACE_FOREGROUND
(context
, face
, f
) \
647 CGColorRef refcol_
= get_cgcolor
(NS_FACE_FOREGROUND
(face
), f
); \
648 CGContextSetStrokeColorWithColor
(context
, refcol_
); \
649 CGColorRelease
(refcol_
); \
653 /* Mac font driver. */
659 /* characters to distinguish the charset from the others */
661 /* additional constraint by language */
664 CFCharacterSetRef cf_charset
;
665 CFStringRef cf_charset_string
;
666 } cf_charset_table
[] =
667 { { "iso8859
-1"
, { 0x00A0, 0x00A1, 0x00B4, 0x00BC, 0x00D0 } },
668 { "iso8859
-2"
, { 0x00A0, 0x010E }},
669 { "iso8859
-3"
, { 0x00A0, 0x0108 }},
670 { "iso8859
-4"
, { 0x00A0, 0x00AF, 0x0128, 0x0156, 0x02C7 }},
671 { "iso8859
-5"
, { 0x00A0, 0x0401 }},
672 { "iso8859
-6"
, { 0x00A0, 0x060C }},
673 { "iso8859
-7"
, { 0x00A0, 0x0384 }},
674 { "iso8859
-8"
, { 0x00A0, 0x05D0 }},
675 { "iso8859
-9"
, { 0x00A0, 0x00A1, 0x00BC, 0x011E }},
676 { "iso8859
-10"
, { 0x00A0, 0x00D0, 0x0128, 0x2015 }},
677 { "iso8859
-11"
, { 0x00A0, 0x0E01 }},
678 { "iso8859
-13"
, { 0x00A0, 0x201C }},
679 { "iso8859
-14"
, { 0x00A0, 0x0174 }},
680 { "iso8859
-15"
, { 0x00A0, 0x00A1, 0x00D0, 0x0152 }},
681 { "iso8859
-16"
, { 0x00A0, 0x0218}},
682 { "gb2312.1980
-0"
, { 0x4E13 }, CFSTR
("zh
-Hans"
)},
683 { "big5
-0"
, { /* 0xF6B1 in ftfont.c */ 0x4EDC }, CFSTR
("zh
-Hant"
) },
684 { "jisx0208.1983
-0"
, { 0x4E55 }, CFSTR
("ja"
)},
685 { "ksc5601.1987
-0"
, { 0xAC00 }, CFSTR
("ko"
)},
686 { "cns11643.1992
-1"
, { 0xFE32 }, CFSTR
("zh
-Hant"
)},
687 { "cns11643.1992
-2"
, { 0x4E33, 0x7934 }},
688 { "cns11643.1992
-3"
, { 0x201A9 }},
689 { "cns11643.1992
-4"
, { 0x20057 }},
690 { "cns11643.1992
-5"
, { 0x20000 }},
691 { "cns11643.1992
-6"
, { 0x20003 }},
692 { "cns11643.1992
-7"
, { 0x20055 }},
693 { "gbk
-0"
, { 0x4E06 }, CFSTR
("zh
-Hans"
)},
694 { "jisx0212.1990
-0"
, { 0x4E44 }},
695 { "jisx0213.2000
-1"
, { 0xFA10 }, CFSTR
("ja"
)},
696 { "jisx0213.2000
-2"
, { 0xFA49 }},
697 { "jisx0213.2004
-1"
, { 0x20B9F }},
698 { "viscii1.1
-1"
, { 0x1EA0, 0x1EAE, 0x1ED2 }, CFSTR
("vi"
)},
699 { "tis620.2529
-1"
, { 0x0E01 }, CFSTR
("th"
)},
700 { "windows
-1251"
, { 0x0401, 0x0490 }, CFSTR
("ru"
)},
701 { "koi8
-r"
, { 0x0401, 0x2219 }, CFSTR
("ru"
)},
702 { "mulelao
-1"
, { 0x0E81 }, CFSTR
("lo"
)},
703 { "unicode
-sip"
, { 0x20000 }},
707 #
if MAC_OS_X_VERSION_MIN_REQUIRED
< 1080
710 CFStringRef language
;
711 CFStringRef font_names
[3];
712 } macfont_language_default_font_names
[] = {
713 { CFSTR
("ja"
), { CFSTR
("HiraKakuProN
-W3"
), /* 10.5 - 10.9 */
714 CFSTR
("HiraKakuPro
-W3"
), /* 10.4 */
716 { CFSTR
("ko"
), { CFSTR
("AppleSDGothicNeo
-Regular"
), /* 10.8 - 10.9 */
717 CFSTR
("AppleGothic"
), /* 10.4 - 10.7 */
719 { CFSTR
("zh
-Hans"
), { CFSTR
("STHeitiSC
-Light"
), /* 10.6 - 10.9 */
720 CFSTR
("STXihei"
), /* 10.4 - 10.5 */
722 { CFSTR
("zh
-Hant"
), { CFSTR
("STHeitiTC
-Light"
), /* 10.6 - 10.9 */
723 CFSTR
("LiHeiPro"
), /* 10.4 - 10.5 */
729 static CGFloat macfont_antialias_threshold
;
732 macfont_update_antialias_threshold
(void
)
738 CFPreferencesGetAppIntegerValue
(CFSTR
("AppleAntiAliasingThreshold"
),
739 kCFPreferencesCurrentApplication
,
742 macfont_antialias_threshold
= threshold
;
745 static inline Lisp_Object
746 macfont_intern_prop_cfstring
(CFStringRef cfstring
)
748 Lisp_Object string
= cfstring_to_lisp_nodecode
(cfstring
);
750 return font_intern_prop
(SSDATA
(string
), SBYTES
(string
), 1);
753 static inline CFIndex
754 macfont_store_utf32char_to_unichars
(UTF32Char c
, UniChar
*unichars
)
765 unichars
[0] = (c
>> 10) + 0xD800;
766 unichars
[1] = (c
& 0x3FF) + 0xDC00;
773 cfnumber_get_font_symbolic_traits_value
(CFNumberRef number
,
774 FontSymbolicTraits
*sym_traits
)
778 /* Getting symbolic traits with kCFNumberSInt32Type is lossy on Mac
779 OS 10.6 when the value is greater than or equal to 1 << 31. */
780 if (CFNumberGetValue
(number
, kCFNumberSInt64Type
, &sint64_value
))
782 *sym_traits
= (FontSymbolicTraits
) sint64_value
;
791 macfont_store_descriptor_attributes
(FontDescriptorRef desc
,
792 Lisp_Object spec_or_entity
)
795 CFDictionaryRef dict
;
799 str
= mac_font_descriptor_copy_attribute
(desc
,
800 MAC_FONT_FAMILY_NAME_ATTRIBUTE
);
803 ASET
(spec_or_entity
, FONT_FAMILY_INDEX
,
804 macfont_intern_prop_cfstring
(str
));
807 dict
= mac_font_descriptor_copy_attribute
(desc
, MAC_FONT_TRAITS_ATTRIBUTE
);
811 enum font_property_index index
;
815 {{FONT_WEIGHT_INDEX
, MAC_FONT_WEIGHT_TRAIT
,
816 {{-0.4, 50}, /* light */
817 {-0.24, 87.5}, /* (semi-light + normal) / 2 */
818 {0, 100}, /* normal */
819 {0.24, 140}, /* (semi-bold + normal) / 2 */
820 {0.4, 200}, /* bold */
821 {CGFLOAT_MAX
, CGFLOAT_MAX
}}},
822 {FONT_SLANT_INDEX
, MAC_FONT_SLANT_TRAIT
,
823 {{0, 100}, {0.1, 200}, {CGFLOAT_MAX
, CGFLOAT_MAX
}}},
824 {FONT_WIDTH_INDEX
, MAC_FONT_WIDTH_TRAIT
,
825 {{0, 100}, {1, 200}, {CGFLOAT_MAX
, CGFLOAT_MAX
}}}};
828 for (i
= 0; i
< ARRAYELTS
(numeric_traits
); i
++)
830 num
= CFDictionaryGetValue
(dict
, numeric_traits
[i
].trait
);
831 if (num
&& CFNumberGetValue
(num
, kCFNumberCGFloatType
, &floatval
))
833 CGPoint
*point
= numeric_traits
[i
].points
;
835 while (point
->x
< floatval
)
837 if (point
== numeric_traits
[i
].points
)
839 else if (point
->x
== CGFLOAT_MAX
)
841 floatval
= (point
- 1)->y
+ ((floatval
- (point
- 1)->x
)
842 * ((point
->y
- (point
- 1)->y
)
843 / (point
->x
- (point
- 1)->x
)));
844 FONT_SET_STYLE
(spec_or_entity
, numeric_traits
[i
].index
,
845 make_number
(lround
(floatval
)));
849 num
= CFDictionaryGetValue
(dict
, MAC_FONT_SYMBOLIC_TRAIT
);
852 FontSymbolicTraits sym_traits
;
855 cfnumber_get_font_symbolic_traits_value
(num
, &sym_traits
);
856 spacing
= (sym_traits
& MAC_FONT_TRAIT_MONO_SPACE
857 ? FONT_SPACING_MONO
: FONT_SPACING_PROPORTIONAL
);
858 ASET
(spec_or_entity
, FONT_SPACING_INDEX
, make_number
(spacing
));
863 num
= mac_font_descriptor_copy_attribute
(desc
, MAC_FONT_SIZE_ATTRIBUTE
);
864 if (num
&& CFNumberGetValue
(num
, kCFNumberCGFloatType
, &floatval
))
865 ASET
(spec_or_entity
, FONT_SIZE_INDEX
, make_number
(floatval
));
867 ASET
(spec_or_entity
, FONT_SIZE_INDEX
, make_number
(0));
873 macfont_descriptor_entity
(FontDescriptorRef desc
, Lisp_Object extra
,
874 FontSymbolicTraits synth_sym_traits
)
877 CFDictionaryRef dict
;
878 FontSymbolicTraits sym_traits
= 0;
881 entity
= font_make_entity
();
883 ASET
(entity
, FONT_TYPE_INDEX
, macfont_driver.
type);
884 ASET
(entity
, FONT_REGISTRY_INDEX
, Qiso10646_1
);
886 macfont_store_descriptor_attributes
(desc
, entity
);
888 dict
= mac_font_descriptor_copy_attribute
(desc
, MAC_FONT_TRAITS_ATTRIBUTE
);
891 CFNumberRef num
= CFDictionaryGetValue
(dict
, MAC_FONT_SYMBOLIC_TRAIT
);
894 cfnumber_get_font_symbolic_traits_value
(num
, &sym_traits
);
897 if (EQ
(AREF
(entity
, FONT_SIZE_INDEX
), make_number
(0)))
898 ASET
(entity
, FONT_AVGWIDTH_INDEX
, make_number
(0));
899 ASET
(entity
, FONT_EXTRA_INDEX
, Fcopy_sequence
(extra
));
900 name
= mac_font_descriptor_copy_attribute
(desc
, MAC_FONT_NAME_ATTRIBUTE
);
901 font_put_extra
(entity
, QCfont_entity
,
902 make_save_ptr_int
((void
*) name
, sym_traits
));
903 if (synth_sym_traits
& MAC_FONT_TRAIT_ITALIC
)
904 FONT_SET_STYLE
(entity
, FONT_SLANT_INDEX
,
905 make_number
(FONT_SLANT_SYNTHETIC_ITALIC
));
906 if (synth_sym_traits
& MAC_FONT_TRAIT_BOLD
)
907 FONT_SET_STYLE
(entity
, FONT_WEIGHT_INDEX
,
908 make_number
(FONT_WEIGHT_SYNTHETIC_BOLD
));
909 if (synth_sym_traits
& MAC_FONT_TRAIT_MONO_SPACE
)
910 ASET
(entity
, FONT_SPACING_INDEX
,
911 make_number
(FONT_SPACING_SYNTHETIC_MONO
));
917 macfont_create_family_with_symbol
(Lisp_Object symbol
)
919 static CFArrayRef families
= NULL;
920 CFStringRef result
= NULL, family_name
;
921 int using_cache_p
= 1;
922 CFComparatorFunction family_name_comparator
;
924 family_name
= cfstring_create_with_string_noencode
(SYMBOL_NAME
(symbol
));
925 if (family_name
== NULL)
928 #
if MAC_OS_X_VERSION_MAX_ALLOWED
>= 1060
929 #
if MAC_OS_X_VERSION_MIN_REQUIRED
< 1060
930 if (CTFontManagerCompareFontFamilyNames
!= NULL)
933 family_name_comparator
= CTFontManagerCompareFontFamilyNames
;
935 #
if MAC_OS_X_VERSION_MIN_REQUIRED
< 1060
936 else /* CTFontManagerCompareFontFamilyNames == NULL */
938 #endif
/* MAC_OS_X_VERSION_MAX_ALLOWED >= 1060 */
939 #
if MAC_OS_X_VERSION_MIN_REQUIRED
< 1060
941 family_name_comparator
= mac_font_family_compare
;
945 if ((*family_name_comparator
) (family_name
, CFSTR
("LastResort"
), NULL)
946 == kCFCompareEqualTo
)
947 result
= CFSTR
("LastResort"
);
953 if (families
== NULL)
955 families
= mac_font_create_available_families
();
957 if (families
== NULL)
961 count
= CFArrayGetCount
(families
);
962 i
= CFArrayBSearchValues
(families
, CFRangeMake
(0, count
),
963 (const void
*) family_name
,
964 family_name_comparator
, NULL);
967 CFStringRef name
= CFArrayGetValueAtIndex
(families
, i
);
969 if ((*family_name_comparator
) (name
, family_name
, NULL)
970 == kCFCompareEqualTo
)
971 result
= CFRetain
(name
);
974 if (result ||
!using_cache_p
)
978 CFRelease
(families
);
983 CFRelease
(family_name
);
988 #define WIDTH_FRAC_BITS
(4)
989 #define WIDTH_FRAC_SCALE
(2 * ((1 << (WIDTH_FRAC_BITS
- 1)) - 1))
991 struct macfont_metrics
993 unsigned
char lbearing_low
, rbearing_low
;
994 signed lbearing_high
: 4, rbearing_high
: 4;
995 unsigned
char ascent_low
, descent_low
;
996 signed ascent_high
: 4, descent_high
: 4;
998 /* These two members are used for fixed-point representation of
999 glyph width. The `width_int' member is an integer that is
1000 closest to the width. The `width_frac' member is the fractional
1001 adjustment representing a value in [-.5, .5], multiplied by
1002 WIDTH_FRAC_SCALE. For synthetic monospace fonts, they represent
1003 the advance delta for centering instead of the glyph width. */
1004 signed width_frac
: WIDTH_FRAC_BITS
, width_int
: 16 - WIDTH_FRAC_BITS
;
1007 #define METRICS_VALUE
(metrics
, member
) \
1008 (((metrics
)->member##_high
<< 8) |
(metrics
)->member##_low
)
1009 #define METRICS_SET_VALUE
(metrics
, member
, value
) \
1010 do
{short tmp
= (value
); (metrics
)->member##_low
= tmp
& 0xff; \
1011 (metrics
)->member##_high
= tmp
>> 8;} while (0)
1015 METRICS_INVALID
= -1, /* metrics entry is invalid */
1016 METRICS_WIDTH_VALID
= -2 /* width is valid but others are invalid */
1019 #define METRICS_STATUS
(metrics
) \
1020 (METRICS_VALUE
(metrics
, ascent
) + METRICS_VALUE
(metrics
, descent
))
1021 #define METRICS_SET_STATUS
(metrics
, status
) \
1022 do
{METRICS_SET_VALUE
(metrics
, ascent
, 0); \
1023 METRICS_SET_VALUE
(metrics
, descent
, status
);} while (0)
1025 #define METRICS_NCOLS_PER_ROW
(128)
1026 #define LCD_FONT_SMOOTHING_LEFT_MARGIN
(0.396f
)
1027 #define LCD_FONT_SMOOTHING_RIGHT_MARGIN
(0.396f
)
1030 macfont_glyph_extents
(struct font
*font
, CGGlyph glyph
,
1031 struct font_metrics
*metrics
, CGFloat
*advance_delta
,
1032 int force_integral_p
)
1034 struct macfont_info
*macfont_info
= (struct macfont_info
*) font
;
1035 FontRef macfont
= macfont_info
->macfont
;
1037 struct macfont_metrics
*cache
;
1040 row
= glyph
/ METRICS_NCOLS_PER_ROW
;
1041 col
= glyph
% METRICS_NCOLS_PER_ROW;
1042 if (row
>= macfont_info
->metrics_nrows
)
1044 macfont_info
->metrics
=
1045 xrealloc
(macfont_info
->metrics
,
1046 sizeof
(struct macfont_metrics
*) * (row
+ 1));
1047 memset
(macfont_info
->metrics
+ macfont_info
->metrics_nrows
, 0,
1048 (sizeof
(struct macfont_metrics
*)
1049 * (row
+ 1 - macfont_info
->metrics_nrows
)));
1050 macfont_info
->metrics_nrows
= row
+ 1;
1052 if (macfont_info
->metrics
[row
] == NULL)
1054 struct macfont_metrics
*new
;
1057 new
= xmalloc
(sizeof
(struct macfont_metrics
) * METRICS_NCOLS_PER_ROW
);
1058 for (i
= 0; i
< METRICS_NCOLS_PER_ROW
; i
++)
1059 METRICS_SET_STATUS
(new
+ i
, METRICS_INVALID
);
1060 macfont_info
->metrics
[row
] = new
;
1062 cache
= macfont_info
->metrics
[row
] + col
;
1064 if (METRICS_STATUS
(cache
) == METRICS_INVALID
)
1068 if (macfont_info
->screen_font
)
1069 fwidth
= mac_screen_font_get_advance_width_for_glyph
(macfont_info
->screen_font
, glyph
);
1071 fwidth
= mac_font_get_advance_width_for_glyph
(macfont
, glyph
);
1073 /* For synthetic mono fonts, cache->width_{int,frac} holds the
1074 advance delta value. */
1075 if (macfont_info
->spacing
== MACFONT_SPACING_SYNTHETIC_MONO
)
1076 fwidth
= (font
->pixel_size
- fwidth
) / 2;
1077 cache
->width_int
= lround
(fwidth
);
1078 cache
->width_frac
= lround
((fwidth
- cache
->width_int
)
1079 * WIDTH_FRAC_SCALE
);
1080 METRICS_SET_STATUS
(cache
, METRICS_WIDTH_VALID
);
1082 if (macfont_info
->spacing
== MACFONT_SPACING_SYNTHETIC_MONO
)
1083 width
= font
->pixel_size
;
1085 width
= cache
->width_int
;
1089 if (METRICS_STATUS
(cache
) == METRICS_WIDTH_VALID
)
1091 CGRect bounds
= mac_font_get_bounding_rect_for_glyph
(macfont
, glyph
);
1093 if (macfont_info
->synthetic_italic_p
)
1095 /* We assume the members a, b, c, and d in
1096 synthetic_italic_atfm are non-negative. */
1098 CGPointApplyAffineTransform
(bounds.origin
,
1099 synthetic_italic_atfm
);
1101 CGSizeApplyAffineTransform
(bounds.
size, synthetic_italic_atfm
);
1103 if (macfont_info
->synthetic_bold_p
)
1106 - synthetic_bold_factor
* mac_font_get_size
(macfont
) / 2;
1108 bounds
= CGRectInset
(bounds
, d
, d
);
1110 switch (macfont_info
->spacing
)
1112 case MACFONT_SPACING_PROPORTIONAL
:
1113 bounds.origin.x
+= - (cache
->width_frac
1114 / (CGFloat
) (WIDTH_FRAC_SCALE
* 2));
1116 case MACFONT_SPACING_MONO
:
1118 case MACFONT_SPACING_SYNTHETIC_MONO
:
1119 bounds.origin.x
+= (cache
->width_int
1120 + (cache
->width_frac
1121 / (CGFloat
) WIDTH_FRAC_SCALE
));
1124 if (bounds.
size.width
> 0)
1126 bounds.origin.x
-= LCD_FONT_SMOOTHING_LEFT_MARGIN
;
1127 bounds.
size.width
+= (LCD_FONT_SMOOTHING_LEFT_MARGIN
1128 + LCD_FONT_SMOOTHING_RIGHT_MARGIN
);
1130 bounds
= CGRectIntegral
(bounds
);
1131 METRICS_SET_VALUE
(cache
, lbearing
, CGRectGetMinX
(bounds
));
1132 METRICS_SET_VALUE
(cache
, rbearing
, CGRectGetMaxX
(bounds
));
1133 METRICS_SET_VALUE
(cache
, ascent
, CGRectGetMaxY
(bounds
));
1134 METRICS_SET_VALUE
(cache
, descent
, -CGRectGetMinY
(bounds
));
1136 metrics
->lbearing
= METRICS_VALUE
(cache
, lbearing
);
1137 metrics
->rbearing
= METRICS_VALUE
(cache
, rbearing
);
1138 metrics
->width
= width
;
1139 metrics
->ascent
= METRICS_VALUE
(cache
, ascent
);
1140 metrics
->descent
= METRICS_VALUE
(cache
, descent
);
1145 switch (macfont_info
->spacing
)
1147 case MACFONT_SPACING_PROPORTIONAL
:
1148 *advance_delta
= (force_integral_p ?
0
1149 : - (cache
->width_frac
1150 / (CGFloat
) (WIDTH_FRAC_SCALE
* 2)));
1152 case MACFONT_SPACING_MONO
:
1155 case MACFONT_SPACING_SYNTHETIC_MONO
:
1156 *advance_delta
= (force_integral_p ? cache
->width_int
1158 + (cache
->width_frac
1159 / (CGFloat
) WIDTH_FRAC_SCALE
)));
1167 static CFMutableDictionaryRef macfont_cache_dictionary
;
1169 /* Threshold used in row_nkeys_or_perm. This must be less than or
1170 equal to the number of rows that are invalid as BMP (i.e., from
1171 U+D800 to U+DFFF). */
1172 #define ROW_PERM_OFFSET
(8)
1174 /* The number of glyphs that can be stored in a value for a single
1175 entry of CFDictionary. */
1176 #define NGLYPHS_IN_VALUE
(sizeof
(void
*) / sizeof
(CGGlyph
))
1178 struct macfont_cache
1180 int reference_count
;
1181 CFCharacterSetRef cf_charset
;
1183 /* The cached glyph for a BMP character c is stored in
1184 matrix[row_nkeys_or_perm[c / 256] - ROW_PERM_OFFSET][c % 256]
1185 if row_nkeys_or_perm[c / 256] >= ROW_PERM_OFFSET. */
1186 unsigned
char row_nkeys_or_perm
[256];
1189 /* Number of rows for which the BMP cache is allocated so far.
1190 I.e., matrix[0] ... matrix[nrows - 1] are non-NULL. */
1193 /* The cached glyph for a character c is stored as the (c %
1194 NGLYPHS_IN_VALUE)-th CGGlyph block of a value for the key (c /
1195 NGLYPHS_IN_VALUE). However, the glyph for a BMP character c is
1196 not stored here if row_nkeys_or_perm[c / 256] >=
1198 CFMutableDictionaryRef dictionary
;
1202 /* UVS (Unicode Variation Sequence) subtable data, which is of
1203 type CFDataRef if available. NULL means it is not initialized
1204 yet. kCFNull means the subtable is not found and there is no
1205 suitable fallback table for this font. */
1208 /* Character collection specifying the destination of the mapping
1209 provided by `table' above. If `table' is obtained from the UVS
1210 subtable in the font cmap table, then the value of this member
1211 should be MAC_CHARACTER_COLLECTION_IDENTITY_MAPPING. */
1212 CharacterCollection collection
;
1216 static
struct macfont_cache
*macfont_lookup_cache
(CFStringRef
);
1217 static
struct macfont_cache
*macfont_retain_cache
(struct macfont_cache
*);
1218 static void macfont_release_cache
(struct macfont_cache
*);
1219 static CFCharacterSetRef macfont_get_cf_charset
(struct font
*);
1220 static CFCharacterSetRef macfont_get_cf_charset_for_name
(CFStringRef
);
1221 static CGGlyph macfont_get_glyph_for_character
(struct font
*, UTF32Char
);
1222 static CGGlyph macfont_get_glyph_for_cid
(struct font
*font
,
1223 CharacterCollection
, CGFontIndex
);
1224 static CFDataRef macfont_get_uvs_table
(struct font
*, CharacterCollection
*);
1226 static
struct macfont_cache
*
1227 macfont_lookup_cache
(CFStringRef key
)
1229 struct macfont_cache
*cache
;
1231 if (macfont_cache_dictionary
== NULL)
1233 macfont_cache_dictionary
=
1234 CFDictionaryCreateMutable
(NULL, 0,
1235 &kCFTypeDictionaryKeyCallBacks
, NULL);
1239 cache
= ((struct macfont_cache
*)
1240 CFDictionaryGetValue
(macfont_cache_dictionary
, key
));
1244 FontRef macfont
= mac_font_create_with_name
(key
, 0);
1248 cache
= xzalloc
(sizeof
(struct macfont_cache
));
1249 /* Treat the LastResort font as if it contained glyphs for
1250 all characters. This may look too rough, but neither
1251 CTFontCopyCharacterSet nor -[NSFont coveredCharacterSet]
1252 for this font is correct for non-BMP characters on Mac OS
1254 if (CFStringCompare
(key
, CFSTR
("LastResort"
), 0)
1255 == kCFCompareEqualTo
)
1257 CFRange range
= CFRangeMake
(0, MAX_UNICODE_CHAR
+ 1);
1260 CFCharacterSetCreateWithCharactersInRange
(NULL, range
);
1262 if (cache
->cf_charset
== NULL)
1263 cache
->cf_charset
= mac_font_copy_character_set
(macfont
);
1264 CFDictionaryAddValue
(macfont_cache_dictionary
, key
,
1265 (const void
*) cache
);
1266 CFRelease
(macfont
);
1273 static
struct macfont_cache
*
1274 macfont_retain_cache
(struct macfont_cache
*cache
)
1276 cache
->reference_count
++;
1282 macfont_release_cache
(struct macfont_cache
*cache
)
1284 if (--cache
->reference_count
== 0)
1288 for (i
= 0; i
< cache
->glyph.nrows
; i
++)
1289 xfree
(cache
->glyph.matrix
[i
]);
1290 xfree
(cache
->glyph.matrix
);
1291 if (cache
->glyph.dictionary
)
1292 CFRelease
(cache
->glyph.dictionary
);
1293 memset
(&cache
->glyph
, 0, sizeof
(cache
->glyph
));
1294 if (cache
->uvs.table
)
1295 CFRelease
(cache
->uvs.table
);
1296 memset
(&cache
->uvs
, 0, sizeof
(cache
->uvs
));
1300 static CFCharacterSetRef
1301 macfont_get_cf_charset
(struct font
*font
)
1303 struct macfont_info
*macfont_info
= (struct macfont_info
*) font
;
1305 return macfont_info
->cache
->cf_charset
;
1308 static CFCharacterSetRef
1309 macfont_get_cf_charset_for_name
(CFStringRef name
)
1311 struct macfont_cache
*cache
= macfont_lookup_cache
(name
);
1313 return cache
->cf_charset
;
1317 macfont_get_glyph_for_character
(struct font
*font
, UTF32Char c
)
1319 struct macfont_info
*macfont_info
= (struct macfont_info
*) font
;
1320 FontRef macfont
= macfont_info
->macfont
;
1321 struct macfont_cache
*cache
= macfont_info
->cache
;
1323 if (c
< 0xD800 ||
(c
> 0xDFFF && c
< 0x10000))
1326 int nkeys_or_perm
= cache
->glyph.row_nkeys_or_perm
[row
];
1328 if (nkeys_or_perm
< ROW_PERM_OFFSET
)
1330 UniChar unichars
[256], ch
;
1334 #
if MAC_OS_X_VERSION_MIN_REQUIRED
>= 1060
1335 dispatch_queue_t queue
;
1336 dispatch_group_t group
= NULL;
1343 CFMutableDictionaryRef dictionary
;
1344 uintptr_t key
, value
;
1348 if (cache
->glyph.dictionary
== NULL)
1349 cache
->glyph.dictionary
=
1350 CFDictionaryCreateMutable
(NULL, 0, NULL, NULL);
1351 dictionary
= cache
->glyph.dictionary
;
1352 key
= c
/ NGLYPHS_IN_VALUE
;
1353 nshifts
= ((c
% NGLYPHS_IN_VALUE) * sizeof (CGGlyph) * 8);
1354 value
= ((uintptr_t
)
1355 CFDictionaryGetValue
(dictionary
, (const void
*) key
));
1356 glyph
= (value
>> nshifts
);
1360 if (nkeys_or_perm
+ 1 != ROW_PERM_OFFSET
)
1363 if (!mac_font_get_glyphs_for_characters
(macfont
, &ch
,
1366 glyph
= kCGFontIndexInvalid
;
1369 cache
->glyph.row_nkeys_or_perm
[row
] = nkeys_or_perm
+ 1;
1370 value |
= ((uintptr_t
) glyph
<< nshifts
);
1371 CFDictionarySetValue
(dictionary
, (const void
*) key
,
1372 (const void
*) value
);
1377 #
if MAC_OS_X_VERSION_MIN_REQUIRED
>= 1060
1379 dispatch_get_global_queue
(DISPATCH_QUEUE_PRIORITY_DEFAULT
, 0);
1380 group
= dispatch_group_create
();
1381 dispatch_group_async
(group
, queue
, ^
{
1385 nkeys
= nkeys_or_perm
;
1386 for (key
= row
* (256 / NGLYPHS_IN_VALUE
); ; key
++)
1387 if (CFDictionaryContainsKey
(dictionary
,
1388 (const void
*) key
))
1390 CFDictionaryRemoveValue
(dictionary
,
1391 (const void
*) key
);
1395 #
if MAC_OS_X_VERSION_MIN_REQUIRED
>= 1060
1401 for (i
= 0; i
< 256; i
++)
1404 if (CFCharacterSetIsLongCharacterMember
(cache
->cf_charset
, ch
))
1405 unichars
[len
++] = ch
;
1408 glyphs
= xmalloc
(sizeof
(CGGlyph
) * 256);
1411 mac_font_get_glyphs_for_characters
(macfont
, unichars
,
1415 int next
= unichars
[len
- 1] % 256;
1418 glyphs
[i
] = kCGFontIndexInvalid
;
1421 glyphs
[i
] = glyphs
[len
];
1428 glyphs
[i
] = kCGFontIndexInvalid
;
1430 nrows
= cache
->glyph.nrows
;
1431 nkeys_or_perm
= nrows
+ ROW_PERM_OFFSET
;
1432 cache
->glyph.row_nkeys_or_perm
[row
] = nkeys_or_perm
;
1434 cache
->glyph.matrix
= xrealloc
(cache
->glyph.matrix
,
1435 sizeof
(CGGlyph
*) * nrows
);
1436 cache
->glyph.matrix
[nrows
- 1] = glyphs
;
1437 cache
->glyph.nrows
= nrows
;
1439 #
if MAC_OS_X_VERSION_MIN_REQUIRED
>= 1060
1442 dispatch_group_wait
(group
, DISPATCH_TIME_FOREVER
);
1443 dispatch_release
(group
);
1448 return cache
->glyph.matrix
[nkeys_or_perm
- ROW_PERM_OFFSET
][c
% 256];
1452 uintptr_t key
, value
;
1456 if (cache
->glyph.dictionary
== NULL)
1457 cache
->glyph.dictionary
=
1458 CFDictionaryCreateMutable
(NULL, 0, NULL, NULL);
1459 key
= c
/ NGLYPHS_IN_VALUE
;
1460 nshifts
= ((c
% NGLYPHS_IN_VALUE) * sizeof (CGGlyph) * 8);
1461 value
= (uintptr_t
) CFDictionaryGetValue
(cache
->glyph.dictionary
,
1462 (const void
*) key
);
1463 glyph
= (value
>> nshifts
);
1466 UniChar unichars
[2];
1468 CFIndex count
= macfont_store_utf32char_to_unichars
(c
, unichars
);
1470 if (mac_font_get_glyphs_for_characters
(macfont
, unichars
, glyphs
,
1474 glyph
= kCGFontIndexInvalid
;
1476 value |
= ((uintptr_t
) glyph
<< nshifts
);
1477 CFDictionarySetValue
(cache
->glyph.dictionary
,
1478 (const void
*) key
, (const void
*) value
);
1486 macfont_get_glyph_for_cid
(struct font
*font
, CharacterCollection collection
,
1489 struct macfont_info
*macfont_info
= (struct macfont_info
*) font
;
1490 FontRef macfont
= macfont_info
->macfont
;
1493 return mac_font_get_glyph_for_cid
(macfont
, collection
, cid
);
1497 macfont_get_uvs_table
(struct font
*font
, CharacterCollection
*collection
)
1499 struct macfont_info
*macfont_info
= (struct macfont_info
*) font
;
1500 FontRef macfont
= macfont_info
->macfont
;
1501 struct macfont_cache
*cache
= macfont_info
->cache
;
1502 CFDataRef result
= NULL;
1504 if (cache
->uvs.table
== NULL)
1506 CFDataRef uvs_table
= mac_font_copy_uvs_table
(macfont
);
1507 CharacterCollection uvs_collection
=
1508 MAC_CHARACTER_COLLECTION_IDENTITY_MAPPING
;
1510 if (uvs_table
== NULL
1511 && mac_font_get_glyph_for_cid
(macfont
,
1512 MAC_CHARACTER_COLLECTION_ADOBE_JAPAN1
,
1513 6480) != kCGFontIndexInvalid
)
1515 /* If the glyph for U+4E55 is accessible via its CID 6480,
1516 then we use the Adobe-Japan1 UVS table, which maps a
1517 variation sequence to a CID, as a fallback. */
1518 static CFDataRef mac_uvs_table_adobe_japan1
= NULL;
1520 if (mac_uvs_table_adobe_japan1
== NULL)
1521 mac_uvs_table_adobe_japan1
=
1522 CFDataCreateWithBytesNoCopy
(NULL,
1523 mac_uvs_table_adobe_japan1_bytes
,
1524 sizeof
(mac_uvs_table_adobe_japan1_bytes
),
1526 if (mac_uvs_table_adobe_japan1
)
1528 uvs_table
= CFRetain
(mac_uvs_table_adobe_japan1
);
1529 uvs_collection
= MAC_CHARACTER_COLLECTION_ADOBE_JAPAN1
;
1532 if (uvs_table
== NULL)
1533 cache
->uvs.table
= kCFNull
;
1535 cache
->uvs.table
= uvs_table
;
1536 cache
->uvs.collection
= uvs_collection
;
1539 if (cache
->uvs.table
!= kCFNull
)
1541 result
= cache
->uvs.table
;
1542 *collection
= cache
->uvs.collection
;
1548 static Lisp_Object macfont_get_cache
(struct frame
*);
1549 static Lisp_Object macfont_list
(struct frame
*, Lisp_Object
);
1550 static Lisp_Object macfont_match
(struct frame
*, Lisp_Object
);
1551 static Lisp_Object macfont_list_family
(struct frame
*);
1552 static void macfont_free_entity
(Lisp_Object
);
1553 static Lisp_Object macfont_open
(struct frame
*, Lisp_Object
, int
);
1554 static void macfont_close
(struct font
*);
1555 static int macfont_has_char
(Lisp_Object
, int
);
1556 static unsigned macfont_encode_char
(struct font
*, int
);
1557 static int macfont_text_extents
(struct font
*, unsigned int
*, int
,
1558 struct font_metrics
*);
1559 static int macfont_draw
(struct glyph_string
*, int
, int
, int
, int
, bool
);
1560 static Lisp_Object macfont_shape
(Lisp_Object
);
1561 static int macfont_variation_glyphs
(struct font
*, int c
,
1562 unsigned variations
[256]);
1563 static void macfont_filter_properties
(Lisp_Object
, Lisp_Object
);
1565 static
struct font_driver macfont_driver
=
1567 LISP_INITIALLY_ZERO
, /* Qmac_ct */
1568 0, /* case insensitive */
1572 macfont_list_family
,
1573 macfont_free_entity
,
1576 NULL, /* prepare_face */
1577 NULL, /* done_face */
1579 macfont_encode_char
,
1580 macfont_text_extents
,
1582 NULL, /* get_bitmap */
1583 NULL, /* free_bitmap */
1584 NULL, /* get_outline */
1585 NULL, /* free_outline */
1586 NULL, /* anchor_point */
1587 NULL, /* otf_capability */
1588 NULL, /* otf_drive */
1589 NULL, /* start_for_frame */
1590 NULL, /* end_for_frame */
1593 macfont_variation_glyphs
,
1594 macfont_filter_properties
,
1598 macfont_get_cache
(struct frame
* f
)
1600 Display_Info
*dpyinfo
= FRAME_DISPLAY_INFO
(f
);
1602 return (dpyinfo
->name_list_element
);
1606 macfont_get_charset
(Lisp_Object registry
)
1608 char *str
= SSDATA
(SYMBOL_NAME
(registry
));
1609 char *re
= alloca
(SBYTES
(SYMBOL_NAME
(registry
)) * 2 + 1);
1613 for (i
= j
= 0; i
< SBYTES
(SYMBOL_NAME
(registry
)); i
++, j
++)
1617 else if (str
[i
] == '*')
1624 regexp
= make_unibyte_string
(re
, j
);
1625 for (i
= 0; cf_charset_table
[i
].name
; i
++)
1626 if (fast_c_string_match_ignore_case
1627 (regexp
, cf_charset_table
[i
].name
,
1628 strlen
(cf_charset_table
[i
].name
)) >= 0)
1630 if (! cf_charset_table
[i
].name
)
1632 if (! cf_charset_table
[i
].cf_charset
)
1634 int
*uniquifier
= cf_charset_table
[i
].uniquifier
;
1635 UniChar
*unichars
= alloca
(sizeof
(cf_charset_table
[i
].uniquifier
));
1638 CFMutableCharacterSetRef charset
= CFCharacterSetCreateMutable
(NULL);
1642 for (j
= 0; uniquifier
[j
]; j
++)
1644 count
+= macfont_store_utf32char_to_unichars
(uniquifier
[j
],
1646 CFCharacterSetAddCharactersInRange
(charset
,
1647 CFRangeMake
(uniquifier
[j
], 1));
1650 string
= CFStringCreateWithCharacters
(NULL, unichars
, count
);
1653 CFRelease
(charset
);
1656 cf_charset_table
[i
].cf_charset
= CFCharacterSetCreateCopy
(NULL,
1658 CFRelease
(charset
);
1659 /* CFCharacterSetCreateWithCharactersInString does not handle
1660 surrogate pairs properly as of Mac OS X 10.5. */
1661 cf_charset_table
[i
].cf_charset_string
= string
;
1669 unsigned int script_tag
, langsys_tag
;
1671 unsigned int
*features
[2];
1674 #define OTF_SYM_TAG
(SYM
, TAG
) \
1676 unsigned
char *p
= SDATA
(SYMBOL_NAME
(SYM
)); \
1677 TAG
= (p
[0] << 24) |
(p
[1] << 16) |
(p
[2] << 8) | p
[3]; \
1680 #define OTF_TAG_STR
(TAG
, P
) \
1682 (P
)[0] = (char) (TAG
>> 24); \
1683 (P
)[1] = (char) ((TAG
>> 16) & 0xFF); \
1684 (P
)[2] = (char) ((TAG
>> 8) & 0xFF); \
1685 (P
)[3] = (char) (TAG
& 0xFF); \
1689 static
struct OpenTypeSpec
*
1690 macfont_get_open_type_spec
(Lisp_Object otf_spec
)
1692 struct OpenTypeSpec
*spec
= xmalloc
(sizeof
*spec
);
1699 spec
->script = XCAR
(otf_spec
);
1700 if (! NILP
(spec
->script))
1702 OTF_SYM_TAG
(spec
->script, spec
->script_tag
);
1703 val
= assq_no_quit
(spec
->script, Votf_script_alist
);
1704 if (CONSP
(val
) && SYMBOLP
(XCDR
(val
)))
1705 spec
->script = XCDR
(val
);
1707 spec
->script = Qnil
;
1710 spec
->script_tag
= 0x44464C54; /* "DFLT" */
1711 otf_spec
= XCDR
(otf_spec
);
1712 spec
->langsys_tag
= 0;
1713 if (! NILP
(otf_spec
))
1715 val
= XCAR
(otf_spec
);
1717 OTF_SYM_TAG
(val
, spec
->langsys_tag
);
1718 otf_spec
= XCDR
(otf_spec
);
1720 spec
->nfeatures
[0] = spec
->nfeatures
[1] = 0;
1721 for (i
= 0; i
< 2 && ! NILP
(otf_spec
); i
++, otf_spec
= XCDR
(otf_spec
))
1725 val
= XCAR
(otf_spec
);
1728 len
= Flength
(val
);
1730 (min (PTRDIFF_MAX
, SIZE_MAX
) / sizeof
(int
) < XINT
(len
)
1732 : malloc
(XINT
(len
) * sizeof
*spec
->features
[i
]));
1733 if (! spec
->features
[i
])
1735 if (i
> 0 && spec
->features
[0])
1736 free
(spec
->features
[0]);
1740 for (j
= 0, negative
= 0; CONSP
(val
); val
= XCDR
(val
))
1742 if (NILP
(XCAR
(val
)))
1748 OTF_SYM_TAG
(XCAR
(val
), tag
);
1749 spec
->features
[i
][j
++] = negative ? tag
& 0x80000000 : tag
;
1752 spec
->nfeatures
[i
] = j
;
1757 static CFMutableDictionaryRef
1758 macfont_create_attributes_with_spec
(Lisp_Object spec
)
1760 Lisp_Object tmp
, extra
;
1761 CFMutableArrayRef langarray
= NULL;
1762 CFCharacterSetRef charset
= NULL;
1763 CFStringRef charset_string
= NULL;
1764 CFMutableDictionaryRef attributes
= NULL, traits
= NULL;
1765 Lisp_Object
script = Qnil
;
1766 Lisp_Object registry
;
1767 int cf_charset_idx
, i
;
1768 struct OpenTypeSpec
*otspec
= NULL;
1770 enum font_property_index index
;
1773 } numeric_traits
[] =
1774 {{FONT_WEIGHT_INDEX
, MAC_FONT_WEIGHT_TRAIT
,
1775 {{-0.4, 50}, /* light */
1776 {-0.24, 87.5}, /* (semi-light + normal) / 2 */
1777 {0, 100}, /* normal */
1778 {0.24, 140}, /* (semi-bold + normal) / 2 */
1779 {0.4, 200}, /* bold */
1780 {CGFLOAT_MAX
, CGFLOAT_MAX
}}},
1781 {FONT_SLANT_INDEX
, MAC_FONT_SLANT_TRAIT
,
1782 {{0, 100}, {0.1, 200}, {CGFLOAT_MAX
, CGFLOAT_MAX
}}},
1783 {FONT_WIDTH_INDEX
, MAC_FONT_WIDTH_TRAIT
,
1784 {{0, 100}, {1, 200}, {CGFLOAT_MAX
, CGFLOAT_MAX
}}}};
1786 registry
= AREF
(spec
, FONT_REGISTRY_INDEX
);
1788 || EQ
(registry
, Qascii_0
)
1789 || EQ
(registry
, Qiso10646_1
)
1790 || EQ
(registry
, Qunicode_bmp
))
1791 cf_charset_idx
= -1;
1796 cf_charset_idx
= macfont_get_charset
(registry
);
1797 if (cf_charset_idx
< 0)
1799 charset
= cf_charset_table
[cf_charset_idx
].cf_charset
;
1800 charset_string
= cf_charset_table
[cf_charset_idx
].cf_charset_string
;
1801 lang
= cf_charset_table
[cf_charset_idx
].lang
;
1804 langarray
= CFArrayCreateMutable
(NULL, 0, &kCFTypeArrayCallBacks
);
1807 CFArrayAppendValue
(langarray
, lang
);
1811 for (extra
= AREF
(spec
, FONT_EXTRA_INDEX
);
1812 CONSP
(extra
); extra
= XCDR
(extra
))
1814 Lisp_Object key
, val
;
1817 key
= XCAR
(tmp
), val
= XCDR
(tmp
);
1818 if (EQ
(key
, QClang
))
1821 langarray
= CFArrayCreateMutable
(NULL, 0, &kCFTypeArrayCallBacks
);
1826 for (; CONSP
(val
); val
= XCDR
(val
))
1827 if (SYMBOLP
(XCAR
(val
)))
1830 cfstring_create_with_string_noencode
(SYMBOL_NAME
1835 CFArrayAppendValue
(langarray
, lang
);
1839 else if (EQ
(key
, QCotf
))
1841 otspec
= macfont_get_open_type_spec
(val
);
1844 script = otspec
->script;
1846 else if (EQ
(key
, QCscript
))
1850 if (! NILP
(script) && ! charset
)
1852 Lisp_Object chars
= assq_no_quit
(script, Vscript_representative_chars
);
1854 if (CONSP
(chars
) && CONSP
(CDR
(chars
)))
1856 CFMutableStringRef string
= CFStringCreateMutable
(NULL, 0);
1857 CFMutableCharacterSetRef cs
= CFCharacterSetCreateMutable
(NULL);
1859 if (! string ||
!cs
)
1867 for (chars
= XCDR
(chars
); CONSP
(chars
); chars
= XCDR
(chars
))
1868 if (CHARACTERP
(XCAR
(chars
)))
1870 UniChar unichars
[2];
1872 macfont_store_utf32char_to_unichars
(XFASTINT
(XCAR
(chars
)),
1874 CFRange range
= CFRangeMake
(XFASTINT
(XCAR
(chars
)), 1);
1876 CFStringAppendCharacters
(string
, unichars
, count
);
1877 CFCharacterSetAddCharactersInRange
(cs
, range
);
1880 /* CFCharacterSetCreateWithCharactersInString does not
1881 handle surrogate pairs properly as of Mac OS X 10.5. */
1882 charset_string
= string
;
1886 attributes
= CFDictionaryCreateMutable
(NULL, 0,
1887 &kCFTypeDictionaryKeyCallBacks
,
1888 &kCFTypeDictionaryValueCallBacks
);
1892 tmp
= AREF
(spec
, FONT_FAMILY_INDEX
);
1893 if (SYMBOLP
(tmp
) && ! NILP
(tmp
))
1895 CFStringRef family
= macfont_create_family_with_symbol
(tmp
);
1899 CFDictionaryAddValue
(attributes
, MAC_FONT_FAMILY_NAME_ATTRIBUTE
,
1904 traits
= CFDictionaryCreateMutable
(NULL, 4,
1905 &kCFTypeDictionaryKeyCallBacks
,
1906 &kCFTypeDictionaryValueCallBacks
);
1910 for (i
= 0; i
< ARRAYELTS
(numeric_traits
); i
++)
1912 tmp
= AREF
(spec
, numeric_traits
[i
].index
);
1915 CGPoint
*point
= numeric_traits
[i
].points
;
1916 CGFloat floatval
= (XINT
(tmp
) >> 8); // XXX
1919 while (point
->y
< floatval
)
1921 if (point
== numeric_traits
[i
].points
)
1923 else if (point
->y
== CGFLOAT_MAX
)
1925 floatval
= (point
- 1)->x
+ ((floatval
- (point
- 1)->y
)
1926 * ((point
->x
- (point
- 1)->x
)
1927 / (point
->y
- (point
- 1)->y
)));
1930 else if (floatval
< -1.0)
1932 num
= CFNumberCreate
(NULL, kCFNumberCGFloatType
, &floatval
);
1935 CFDictionaryAddValue
(traits
, numeric_traits
[i
].trait
, num
);
1939 if (CFDictionaryGetCount
(traits
))
1940 CFDictionaryAddValue
(attributes
, MAC_FONT_TRAITS_ATTRIBUTE
, traits
);
1943 CFDictionaryAddValue
(attributes
, MAC_FONT_CHARACTER_SET_ATTRIBUTE
,
1946 CFDictionaryAddValue
(attributes
, MAC_FONT_CHARACTER_SET_STRING_ATTRIBUTE
,
1949 CFDictionaryAddValue
(attributes
, MAC_FONT_LANGUAGES_ATTRIBUTE
, langarray
);
1956 CFRelease
(attributes
);
1961 if (langarray
) CFRelease
(langarray
);
1962 if (charset
&& cf_charset_idx
< 0) CFRelease
(charset
);
1963 if (charset_string
&& cf_charset_idx
< 0) CFRelease
(charset_string
);
1964 if (traits
) CFRelease
(traits
);
1967 if (otspec
->nfeatures
[0] > 0)
1968 free
(otspec
->features
[0]);
1969 if (otspec
->nfeatures
[1] > 0)
1970 free
(otspec
->features
[1]);
1978 macfont_supports_charset_and_languages_p
(FontDescriptorRef desc
,
1979 CFCharacterSetRef charset
,
1981 CFArrayRef languages
)
1983 Boolean result
= true
;
1985 if (charset || VECTORP
(chars
))
1987 CFCharacterSetRef desc_charset
=
1988 mac_font_descriptor_copy_attribute
(desc
,
1989 MAC_FONT_CHARACTER_SET_ATTRIBUTE
);
1991 if (desc_charset
== NULL)
1996 result
= CFCharacterSetIsSupersetOfSet
(desc_charset
, charset
);
1997 else /* VECTORP (chars) */
2001 for (j
= 0; j
< ASIZE
(chars
); j
++)
2002 if (TYPE_RANGED_INTEGERP
(UTF32Char
, AREF
(chars
, j
))
2003 && CFCharacterSetIsLongCharacterMember
(desc_charset
,
2004 XFASTINT
(AREF
(chars
, j
))))
2006 if (j
== ASIZE
(chars
))
2009 CFRelease
(desc_charset
);
2012 if (result
&& languages
)
2013 result
= mac_font_descriptor_supports_languages
(desc
, languages
);
2019 macfont_closest_traits_index
(CFArrayRef traits_array
,
2020 FontSymbolicTraits target
)
2022 CFIndex i
, result
= -1, count
= CFArrayGetCount
(traits_array
);
2023 int min_distance
= (1 << 3);
2025 for (i
= 0; i
< count
; i
++)
2027 FontSymbolicTraits traits
, diff;
2030 traits
= ((FontSymbolicTraits
) (uintptr_t
)
2031 CFArrayGetValueAtIndex
(traits_array
, i
));
2032 diff = (target ^ traits
);
2033 /* We prefer synthetic bold of italic to synthetic italic of
2034 bold when both bold and italic are available but bold-italic
2035 is not available. */
2036 if (diff & MAC_FONT_TRAIT_BOLD
)
2037 distance |
= (1 << 0);
2038 if (diff & MAC_FONT_TRAIT_ITALIC
)
2039 distance |
= (1 << 1);
2040 if (diff & MAC_FONT_TRAIT_MONO_SPACE
)
2041 distance |
= (1 << 2);
2042 if (distance
< min_distance
)
2044 min_distance
= distance
;
2053 macfont_list
(struct frame
*f
, Lisp_Object spec
)
2055 Lisp_Object val
= Qnil
, family
, extra
;
2057 CFStringRef family_name
= NULL;
2058 CFMutableDictionaryRef attributes
= NULL, traits
;
2059 Lisp_Object chars
= Qnil
;
2061 FontSymbolicTraits synth_sym_traits
= 0;
2062 CFArrayRef families
;
2063 CFIndex families_count
;
2064 CFCharacterSetRef charset
= NULL;
2065 CFArrayRef languages
= NULL;
2069 family
= AREF
(spec
, FONT_FAMILY_INDEX
);
2070 if (! NILP
(family
))
2072 family_name
= macfont_create_family_with_symbol
(family
);
2073 if (family_name
== NULL)
2077 attributes
= macfont_create_attributes_with_spec
(spec
);
2081 languages
= CFDictionaryGetValue
(attributes
, MAC_FONT_LANGUAGES_ATTRIBUTE
);
2083 if (INTEGERP
(AREF
(spec
, FONT_SPACING_INDEX
)))
2084 spacing
= XINT
(AREF
(spec
, FONT_SPACING_INDEX
));
2086 traits
= ((CFMutableDictionaryRef
)
2087 CFDictionaryGetValue
(attributes
, MAC_FONT_TRAITS_ATTRIBUTE
));
2089 n
= FONT_SLANT_NUMERIC
(spec
);
2090 if (n
< 0 || n
== FONT_SLANT_SYNTHETIC_ITALIC
)
2092 synth_sym_traits |
= MAC_FONT_TRAIT_ITALIC
;
2094 CFDictionaryRemoveValue
(traits
, MAC_FONT_SLANT_TRAIT
);
2097 n
= FONT_WEIGHT_NUMERIC
(spec
);
2098 if (n
< 0 || n
== FONT_WEIGHT_SYNTHETIC_BOLD
)
2100 synth_sym_traits |
= MAC_FONT_TRAIT_BOLD
;
2102 CFDictionaryRemoveValue
(traits
, MAC_FONT_WEIGHT_TRAIT
);
2106 && (spacing
< 0 || spacing
== FONT_SPACING_SYNTHETIC_MONO
))
2108 CFStringRef language
= CFArrayGetValueAtIndex
(languages
, 0);
2110 if (CFStringHasPrefix
(language
, CFSTR
("ja"
))
2111 || CFStringHasPrefix
(language
, CFSTR
("ko"
))
2112 || CFStringHasPrefix
(language
, CFSTR
("zh"
)))
2113 synth_sym_traits |
= MAC_FONT_TRAIT_MONO_SPACE
;
2116 /* Create array of families. */
2118 families
= CFArrayCreate
(NULL, (const void
**) &family_name
,
2119 1, &kCFTypeArrayCallBacks
);
2122 CFStringRef pref_family
;
2123 CFIndex families_count
, pref_family_index
= -1;
2125 families
= mac_font_create_available_families
();
2126 if (families
== NULL)
2129 families_count
= CFArrayGetCount
(families
);
2131 /* Move preferred family to the front if exists. */
2133 mac_font_create_preferred_family_for_attributes
(attributes
);
2137 CFArrayGetFirstIndexOfValue
(families
,
2138 CFRangeMake
(0, families_count
),
2140 CFRelease
(pref_family
);
2142 if (pref_family_index
> 0)
2144 CFMutableArrayRef mutable_families
=
2145 CFArrayCreateMutable
(NULL, families_count
, &kCFTypeArrayCallBacks
);
2147 if (mutable_families
)
2149 CFArrayAppendValue
(mutable_families
,
2150 CFArrayGetValueAtIndex
(families
,
2151 pref_family_index
));
2152 CFArrayAppendArray
(mutable_families
, families
,
2153 CFRangeMake
(0, pref_family_index
));
2154 if (pref_family_index
+ 1 < families_count
)
2155 CFArrayAppendArray
(mutable_families
, families
,
2156 CFRangeMake
(pref_family_index
+ 1,
2158 - (pref_family_index
+ 1)));
2159 CFRelease
(families
);
2160 families
= mutable_families
;
2165 charset
= CFDictionaryGetValue
(attributes
,
2166 MAC_FONT_CHARACTER_SET_ATTRIBUTE
);
2170 CFDictionaryRemoveValue
(attributes
, MAC_FONT_CHARACTER_SET_ATTRIBUTE
);
2174 val
= assq_no_quit
(QCscript
, AREF
(spec
, FONT_EXTRA_INDEX
));
2177 val
= assq_no_quit
(XCDR
(val
), Vscript_representative_chars
);
2178 if (CONSP
(val
) && VECTORP
(XCDR
(val
)))
2186 CFRetain
(languages
);
2187 CFDictionaryRemoveValue
(attributes
, MAC_FONT_LANGUAGES_ATTRIBUTE
);
2191 extra
= AREF
(spec
, FONT_EXTRA_INDEX
);
2192 families_count
= CFArrayGetCount
(families
);
2193 for (i
= 0; i
< families_count
; i
++)
2195 CFStringRef family_name
= CFArrayGetValueAtIndex
(families
, i
);
2196 FontDescriptorRef pat_desc
;
2198 CFIndex descs_count
;
2199 CFMutableArrayRef filtered_descs
, traits_array
;
2203 CFDictionarySetValue
(attributes
, MAC_FONT_FAMILY_NAME_ATTRIBUTE
,
2205 pat_desc
= mac_font_descriptor_create_with_attributes
(attributes
);
2209 /* CTFontDescriptorCreateMatchingFontDescriptors on Mac OS X
2210 10.7 returns NULL if pat_desc represents the LastResort font.
2211 So we use CTFontDescriptorCreateMatchingFontDescriptor (no
2212 trailing "s") for such a font. */
2213 if (CFStringCompare
(family_name
, CFSTR
("LastResort"
), 0)
2214 != kCFCompareEqualTo
)
2215 descs
= mac_font_descriptor_create_matching_font_descriptors
(pat_desc
,
2219 FontDescriptorRef lr_desc
=
2220 mac_font_descriptor_create_matching_font_descriptor
(pat_desc
,
2224 descs
= CFArrayCreate
(NULL, (const void
**) &lr_desc
, 1,
2225 &kCFTypeArrayCallBacks
);
2226 CFRelease
(lr_desc
);
2231 CFRelease
(pat_desc
);
2235 descs_count
= CFArrayGetCount
(descs
);
2236 if (descs_count
== 0
2237 ||
!macfont_supports_charset_and_languages_p
(CFArrayGetValueAtIndex
(descs
, 0),
2246 CFArrayCreateMutable
(NULL, descs_count
, &kCFTypeArrayCallBacks
);
2247 traits_array
= CFArrayCreateMutable
(NULL, descs_count
, NULL);
2248 for (j
= 0; j
< descs_count
; j
++)
2250 FontDescriptorRef desc
= CFArrayGetValueAtIndex
(descs
, j
);
2251 CFDictionaryRef dict
;
2253 FontSymbolicTraits sym_traits
;
2255 dict
= mac_font_descriptor_copy_attribute
(desc
,
2256 MAC_FONT_TRAITS_ATTRIBUTE
);
2260 num
= CFDictionaryGetValue
(dict
, MAC_FONT_SYMBOLIC_TRAIT
);
2263 ||
!cfnumber_get_font_symbolic_traits_value
(num
, &sym_traits
))
2267 && !(synth_sym_traits
& MAC_FONT_TRAIT_MONO_SPACE
)
2268 && (((sym_traits
& MAC_FONT_TRAIT_MONO_SPACE
) != 0)
2269 != (spacing
>= FONT_SPACING_MONO
)))
2272 /* Don't use a color bitmap font unless its family is
2273 explicitly specified. */
2274 if ((sym_traits
& MAC_FONT_TRAIT_COLOR_GLYPHS
) && NILP
(family
))
2278 && !macfont_supports_charset_and_languages_p
(desc
, charset
,
2282 CFArrayAppendValue
(filtered_descs
, desc
);
2283 CFArrayAppendValue
(traits_array
,
2284 (const void
*) (uintptr_t
) sym_traits
);
2288 descs
= filtered_descs
;
2289 descs_count
= CFArrayGetCount
(descs
);
2291 for (j
= 0; j
< descs_count
; j
++)
2293 FontDescriptorRef desc
= CFArrayGetValueAtIndex
(descs
, j
);
2294 FontSymbolicTraits sym_traits
=
2295 ((FontSymbolicTraits
) (uintptr_t
)
2296 CFArrayGetValueAtIndex
(traits_array
, j
));
2297 FontSymbolicTraits mask_min
, mask_max
, imask
, bmask
, mmask
;
2299 mask_min
= ((synth_sym_traits ^ sym_traits
)
2300 & (MAC_FONT_TRAIT_ITALIC | MAC_FONT_TRAIT_BOLD
));
2301 if (FONT_SLANT_NUMERIC
(spec
) < 0)
2302 mask_min
&= ~MAC_FONT_TRAIT_ITALIC
;
2303 if (FONT_WEIGHT_NUMERIC
(spec
) < 0)
2304 mask_min
&= ~MAC_FONT_TRAIT_BOLD
;
2306 mask_max
= (synth_sym_traits
& ~sym_traits
);
2307 /* Synthetic bold does not work for bitmap-only fonts on Mac
2309 if ((mask_min ^ mask_max
) & MAC_FONT_TRAIT_BOLD
)
2311 CFNumberRef
format =
2312 mac_font_descriptor_copy_attribute
(desc
,
2313 MAC_FONT_FORMAT_ATTRIBUTE
);
2317 uint32_t format_val
;
2319 if (CFNumberGetValue
(format, kCFNumberSInt32Type
,
2321 && format_val
== MAC_FONT_FORMAT_BITMAP
)
2322 mask_max
&= ~MAC_FONT_TRAIT_BOLD
;
2326 mask_min |
= (mask_max
& MAC_FONT_TRAIT_MONO_SPACE
);
2328 for (mmask
= (mask_min
& MAC_FONT_TRAIT_MONO_SPACE
);
2329 mmask
<= (mask_max
& MAC_FONT_TRAIT_MONO_SPACE
);
2330 mmask
+= MAC_FONT_TRAIT_MONO_SPACE
)
2331 for (bmask
= (mask_min
& MAC_FONT_TRAIT_BOLD
);
2332 bmask
<= (mask_max
& MAC_FONT_TRAIT_BOLD
);
2333 bmask
+= MAC_FONT_TRAIT_BOLD
)
2334 for (imask
= (mask_min
& MAC_FONT_TRAIT_ITALIC
);
2335 imask
<= (mask_max
& MAC_FONT_TRAIT_ITALIC
);
2336 imask
+= MAC_FONT_TRAIT_ITALIC
)
2338 FontSymbolicTraits synth
= (imask | bmask | mmask
);
2341 || j
== macfont_closest_traits_index
(traits_array
,
2342 (sym_traits | synth
)))
2344 entity
= macfont_descriptor_entity
(desc
, extra
, synth
);
2345 if (! NILP
(entity
))
2346 val
= Fcons
(entity
, val
);
2351 CFRelease
(traits_array
);
2355 CFRelease
(families
);
2356 val
= Fnreverse
(val
);
2362 FONT_ADD_LOG
("macfont
-list"
, spec
, val
);
2363 if (charset
) CFRelease
(charset
);
2364 if (languages
) CFRelease
(languages
);
2365 if (attributes
) CFRelease
(attributes
);
2366 if (family_name
) CFRelease
(family_name
);
2374 macfont_match
(struct frame
* frame
, Lisp_Object spec
)
2376 Lisp_Object entity
= Qnil
;
2377 CFMutableDictionaryRef attributes
;
2378 FontDescriptorRef pat_desc
= NULL, desc
= NULL;
2382 attributes
= macfont_create_attributes_with_spec
(spec
);
2385 pat_desc
= mac_font_descriptor_create_with_attributes
(attributes
);
2386 CFRelease
(attributes
);
2390 desc
= mac_font_descriptor_create_matching_font_descriptor
(pat_desc
,
2392 CFRelease
(pat_desc
);
2396 entity
= macfont_descriptor_entity
(desc
, AREF
(spec
, FONT_EXTRA_INDEX
),
2402 FONT_ADD_LOG
("macfont
-match"
, spec
, entity
);
2407 macfont_list_family
(struct frame
*frame
)
2409 Lisp_Object list
= Qnil
;
2410 CFArrayRef families
;
2414 families
= mac_font_create_available_families
();
2417 CFIndex i
, count
= CFArrayGetCount
(families
);
2419 for (i
= 0; i
< count
; i
++)
2420 list
= Fcons
(macfont_intern_prop_cfstring
(CFArrayGetValueAtIndex
(families
, i
)), list
);
2421 CFRelease
(families
);
2430 macfont_free_entity
(Lisp_Object entity
)
2432 Lisp_Object val
= assq_no_quit
(QCfont_entity
,
2433 AREF
(entity
, FONT_EXTRA_INDEX
));
2434 CFStringRef name
= XSAVE_POINTER
(XCDR
(val
), 0);
2442 macfont_open
(struct frame
* f
, Lisp_Object entity
, int pixel_size
)
2444 Lisp_Object val
, font_object
;
2445 CFStringRef font_name
;
2446 struct macfont_info
*macfont_info
= NULL;
2450 FontSymbolicTraits sym_traits
;
2452 int len
, i
, total_width
;
2454 CGFloat ascent
, descent
, leading
;
2456 val
= assq_no_quit
(QCfont_entity
, AREF
(entity
, FONT_EXTRA_INDEX
));
2458 || XTYPE
(XCDR
(val
)) != Lisp_Misc
2459 || XMISCTYPE
(XCDR
(val
)) != Lisp_Misc_Save_Value
)
2461 font_name
= XSAVE_POINTER
(XCDR
(val
), 0);
2462 sym_traits
= XSAVE_INTEGER
(XCDR
(val
), 1);
2464 size = XINT
(AREF
(entity
, FONT_SIZE_INDEX
));
2469 macfont
= mac_font_create_with_name
(font_name
, size);
2472 int fontsize
= (int
) [((NSFont
*) macfont
) pointSize
];
2473 if (fontsize
!= size) size = fontsize
;
2479 font_object
= font_make_object
(VECSIZE
(struct macfont_info
), entity
, size);
2480 ASET
(font_object
, FONT_TYPE_INDEX
, macfont_driver.
type);
2481 len
= font_unparse_xlfd
(entity
, size, name
, 256);
2483 ASET
(font_object
, FONT_NAME_INDEX
, make_string
(name
, len
));
2484 len
= font_unparse_fcname
(entity
, size, name
, 256);
2486 ASET
(font_object
, FONT_FULLNAME_INDEX
, make_string
(name
, len
));
2488 ASET
(font_object
, FONT_FULLNAME_INDEX
,
2489 AREF
(font_object
, FONT_NAME_INDEX
));
2490 font
= XFONT_OBJECT
(font_object
);
2491 font
->pixel_size
= size;
2492 font
->driver
= &macfont_driver
;
2493 font
->encoding_charset
= font
->repertory_charset
= -1;
2497 macfont_info
= (struct macfont_info
*) font
;
2498 macfont_info
->macfont
= macfont
;
2499 macfont_info
->cgfont
= mac_font_copy_graphics_font
(macfont
);
2501 val
= assq_no_quit
(QCdestination
, AREF
(entity
, FONT_EXTRA_INDEX
));
2502 if (CONSP
(val
) && EQ
(XCDR
(val
), make_number
(1)))
2503 macfont_info
->screen_font
= mac_screen_font_create_with_name
(font_name
,
2506 macfont_info
->screen_font
= NULL;
2507 macfont_info
->cache
= macfont_lookup_cache
(font_name
);
2508 macfont_retain_cache
(macfont_info
->cache
);
2509 macfont_info
->metrics
= NULL;
2510 macfont_info
->metrics_nrows
= 0;
2511 macfont_info
->synthetic_italic_p
= 0;
2512 macfont_info
->synthetic_bold_p
= 0;
2513 macfont_info
->spacing
= MACFONT_SPACING_PROPORTIONAL
;
2514 macfont_info
->antialias
= MACFONT_ANTIALIAS_DEFAULT
;
2515 if (!(sym_traits
& MAC_FONT_TRAIT_ITALIC
)
2516 && FONT_SLANT_NUMERIC
(entity
) == FONT_SLANT_SYNTHETIC_ITALIC
)
2517 macfont_info
->synthetic_italic_p
= 1;
2518 if (!(sym_traits
& MAC_FONT_TRAIT_BOLD
)
2519 && FONT_WEIGHT_NUMERIC
(entity
) == FONT_WEIGHT_SYNTHETIC_BOLD
)
2520 macfont_info
->synthetic_bold_p
= 1;
2521 if (sym_traits
& MAC_FONT_TRAIT_MONO_SPACE
)
2522 macfont_info
->spacing
= MACFONT_SPACING_MONO
;
2523 else if (INTEGERP
(AREF
(entity
, FONT_SPACING_INDEX
))
2524 && (XINT
(AREF
(entity
, FONT_SPACING_INDEX
))
2525 == FONT_SPACING_SYNTHETIC_MONO
))
2526 macfont_info
->spacing
= MACFONT_SPACING_SYNTHETIC_MONO
;
2527 if (macfont_info
->synthetic_italic_p || macfont_info
->synthetic_bold_p
)
2528 macfont_info
->antialias
= MACFONT_ANTIALIAS_ON
;
2531 val
= assq_no_quit
(QCantialias
, AREF
(entity
, FONT_EXTRA_INDEX
));
2533 macfont_info
->antialias
=
2534 NILP
(XCDR
(val
)) ? MACFONT_ANTIALIAS_OFF
: MACFONT_ANTIALIAS_ON
;
2536 macfont_info
->color_bitmap_p
= 0;
2537 if (sym_traits
& MAC_FONT_TRAIT_COLOR_GLYPHS
)
2538 macfont_info
->color_bitmap_p
= 1;
2540 glyph
= macfont_get_glyph_for_character
(font
, ' ');
2541 if (glyph
!= kCGFontIndexInvalid
)
2542 font
->space_width
= macfont_glyph_extents
(font
, glyph
, NULL, NULL, 0);
2544 /* dirty workaround */
2545 font
->space_width
= pixel_size
;
2547 total_width
= font
->space_width
;
2548 for (i
= 1; i
< 95; i
++)
2550 glyph
= macfont_get_glyph_for_character
(font
, ' ' + i
);
2551 if (glyph
== kCGFontIndexInvalid
)
2553 total_width
+= macfont_glyph_extents
(font
, glyph
, NULL, NULL, 0);
2556 font
->average_width
= total_width
/ 95;
2558 font
->average_width
= font
->space_width
; /* XXX */
2560 if (!(macfont_info
->screen_font
2561 && mac_screen_font_get_metrics
(macfont_info
->screen_font
,
2562 &ascent
, &descent
, &leading
)))
2564 CFStringRef family_name
;
2566 ascent
= mac_font_get_ascent
(macfont
);
2567 descent
= mac_font_get_descent
(macfont
);
2568 leading
= mac_font_get_leading
(macfont
);
2569 /* AppKit and WebKit do some adjustment to the heights of
2570 Courier, Helvetica, and Times. */
2571 family_name
= mac_font_copy_family_name
(macfont
);
2574 if ((CFStringCompare
(family_name
, CFSTR
("Courier"
), 0)
2575 == kCFCompareEqualTo
)
2576 ||
(CFStringCompare
(family_name
, CFSTR
("Helvetica"
), 0)
2577 == kCFCompareEqualTo
)
2578 ||
(CFStringCompare
(family_name
, CFSTR
("Times"
), 0)
2579 == kCFCompareEqualTo
))
2580 ascent
+= (ascent
+ descent
) * .15f
;
2581 else if (CFStringHasPrefix
(family_name
, CFSTR
("Hiragino"
)))
2586 CFRelease
(family_name
);
2589 font
->ascent
= ascent
+ 0.5f
;
2590 val
= assq_no_quit
(QCminspace
, AREF
(entity
, FONT_EXTRA_INDEX
));
2591 if (CONSP
(val
) && !NILP
(XCDR
(val
)))
2592 font
->descent
= descent
+ 0.5f
;
2594 font
->descent
= descent
+ leading
+ 0.5f
;
2595 font
->height
= font
->ascent
+ font
->descent
;
2597 font
->underline_position
= - mac_font_get_underline_position
(macfont
) + 0.5f
;
2598 font
->underline_thickness
= mac_font_get_underline_thickness
(macfont
) + 0.5f
;
2602 /* Unfortunately Xft doesn't provide a way to get minimum char
2603 width. So, we use space_width instead. */
2604 font
->min_width
= font
->max_width
= font
->space_width
; /* XXX */
2606 font
->baseline_offset
= 0;
2607 font
->relative_compose
= 0;
2608 font
->default_ascent
= 0;
2609 font
->vertical_centering
= 0;
2615 macfont_close
(struct font
*font
)
2617 struct macfont_info
*macfont_info
= (struct macfont_info
*) font
;
2621 CFRelease
(macfont_info
->macfont
);
2622 CGFontRelease
(macfont_info
->cgfont
);
2623 if (macfont_info
->screen_font
)
2624 CFRelease
(macfont_info
->screen_font
);
2625 macfont_release_cache
(macfont_info
->cache
);
2626 for (i
= 0; i
< macfont_info
->metrics_nrows
; i
++)
2627 if (macfont_info
->metrics
[i
])
2628 xfree
(macfont_info
->metrics
[i
]);
2629 if (macfont_info
->metrics
)
2630 xfree
(macfont_info
->metrics
);
2635 macfont_has_char
(Lisp_Object font
, int c
)
2638 CFCharacterSetRef charset
;
2641 if (FONT_ENTITY_P
(font
))
2646 val
= assq_no_quit
(QCfont_entity
, AREF
(font
, FONT_EXTRA_INDEX
));
2648 name
= XSAVE_POINTER
(val
, 0);
2649 charset
= macfont_get_cf_charset_for_name
(name
);
2652 charset
= macfont_get_cf_charset
(XFONT_OBJECT
(font
));
2654 result
= CFCharacterSetIsLongCharacterMember
(charset
, c
);
2661 macfont_encode_char
(struct font
*font
, int c
)
2663 struct macfont_info
*macfont_info
= (struct macfont_info
*) font
;
2667 glyph
= macfont_get_glyph_for_character
(font
, c
);
2670 return glyph
!= kCGFontIndexInvalid ? glyph
: FONT_INVALID_CODE
;
2674 macfont_text_extents
(struct font
*font
, unsigned int
*code
, int nglyphs
,
2675 struct font_metrics
*metrics
)
2680 width
= macfont_glyph_extents
(font
, code
[0], metrics
, NULL, 0);
2681 for (i
= 1; i
< nglyphs
; i
++)
2683 struct font_metrics m
;
2684 int w
= macfont_glyph_extents
(font
, code
[i
], metrics ?
&m
: NULL,
2689 if (width
+ m.lbearing
< metrics
->lbearing
)
2690 metrics
->lbearing
= width
+ m.lbearing
;
2691 if (width
+ m.rbearing
> metrics
->rbearing
)
2692 metrics
->rbearing
= width
+ m.rbearing
;
2693 if (m.ascent
> metrics
->ascent
)
2694 metrics
->ascent
= m.ascent
;
2695 if (m.descent
> metrics
->descent
)
2696 metrics
->descent
= m.descent
;
2703 metrics
->width
= width
;
2709 macfont_draw
(struct glyph_string
*s
, int from
, int to
, int x
, int y
,
2710 bool with_background
)
2712 struct frame
* f
= s
->f
;
2713 struct macfont_info
*macfont_info
= (struct macfont_info
*) s
->font
;
2714 FontRef macfont
= macfont_info
->macfont
;
2715 CGContextRef context
;
2716 BOOL isComposite
= s
->first_glyph
->type == COMPOSITE_GLYPH
;
2717 int
end = isComposite ? s
->cmp_to
: s
->nchars
;
2718 int len
= end - s
->cmp_from
;
2719 struct face
*face
= s
->face
;
2724 context
= [[NSGraphicsContext currentContext
] graphicsPort
];
2725 CGContextSaveGState
(context
);
2728 if (s
->num_clips
> 0)
2732 for (i
= 0; i
< s
->num_clips
; i
++)
2733 clips
[i
] = mac_rect_make
(f
, s
->clip
[i
].left
, s
->clip
[i
].top
,
2734 s
->clip
[i
].right
- s
->clip
[i
].left
,
2735 s
->clip
[i
].bottom
- s
->clip
[i
].top
);
2736 CGContextClipToRects
(context
, clips
, s
->num_clips
);
2740 if (with_background
)
2742 if (s
->hl
== DRAW_MOUSE_FACE
)
2744 face
= FACE_FROM_ID
(s
->f
, MOUSE_HL_INFO
(s
->f
)->mouse_face_face_id
);
2746 face
= FACE_FROM_ID
(s
->f
, MOUSE_FACE_ID
);
2749 CG_SET_FILL_COLOR_WITH_FACE_BACKGROUND
(context
, face
, f
);
2750 CGContextFillRect
(context
,
2752 s
->width
, FONT_HEIGHT
(s
->font
)));
2755 if (macfont_info
->cgfont
)
2757 CGGlyph
*glyphs
= alloca
(sizeof
(CGGlyph
) * len
);
2758 CGPoint
*positions
= alloca
(sizeof
(CGPoint
) * len
);
2759 CGFloat total_width
= 0;
2760 CGFloat font_size
= mac_font_get_size
(macfont
);
2761 CGAffineTransform atfm
;
2762 CGFloat advance_delta
= 0;
2763 int y_draw
= -s
->ybase
;
2764 int no_antialias_p
=
2765 (macfont_info
->antialias
== MACFONT_ANTIALIAS_OFF
2766 ||
(macfont_info
->antialias
== MACFONT_ANTIALIAS_DEFAULT
2767 && font_size
<= macfont_antialias_threshold
));
2769 for (i
= 0; i
< len
; i
++)
2773 glyphs
[i
] = *(s
->char2b
+ s
->cmp_from
+ i
);
2774 width
= (s
->padding_p ?
1
2775 : macfont_glyph_extents
(s
->font
, glyphs
[i
],
2776 NULL, &advance_delta
,
2778 positions
[i
].x
= total_width
+ advance_delta
;
2780 total_width
+= width
;
2783 CGContextScaleCTM
(context
, 1, -1);
2784 CG_SET_FILL_COLOR_WITH_FACE_FOREGROUND
(context
, face
, s
->f
);
2785 if (macfont_info
->synthetic_italic_p
)
2786 atfm
= synthetic_italic_atfm
;
2788 atfm
= CGAffineTransformIdentity
;
2789 if (macfont_info
->synthetic_bold_p
)
2791 CGContextSetTextDrawingMode
(context
, kCGTextFillStroke
);
2792 CGContextSetLineWidth
(context
, synthetic_bold_factor
* font_size
);
2793 CG_SET_STROKE_COLOR_WITH_FACE_FOREGROUND
(context
, face
, f
);
2796 CGContextSetShouldAntialias
(context
, false
);
2798 CGContextSetTextMatrix
(context
, atfm
);
2799 CGContextSetTextPosition
(context
, x
, y_draw
);
2801 #
if MAC_OS_X_VERSION_MAX_ALLOWED
>= 1070
2802 if (macfont_info
->color_bitmap_p
2803 #
if MAC_OS_X_VERSION_MIN_REQUIRED
< 1070
2804 && CTFontDrawGlyphs
!= NULL
2810 CTFontDrawGlyphs
(macfont
, glyphs
, positions
, len
, context
);
2814 #endif
/* MAC_OS_X_VERSION_MAX_ALLOWED >= 1070 */
2816 CGContextSetFont
(context
, macfont_info
->cgfont
);
2817 CGContextSetFontSize
(context
, font_size
);
2818 CGContextShowGlyphsAtPositions
(context
, glyphs
, positions
, len
);
2822 CGContextRestoreGState
(context
);
2830 macfont_shape
(Lisp_Object lgstring
)
2833 struct macfont_info
*macfont_info
;
2835 ptrdiff_t glyph_len
, len
, i
, j
;
2838 CFIndex
*nonbmp_indices
;
2841 struct mac_glyph_layout
*glyph_layouts
;
2843 CHECK_FONT_GET_OBJECT
(LGSTRING_FONT
(lgstring
), font
);
2844 macfont_info
= (struct macfont_info
*) font
;
2845 macfont
= macfont_info
->macfont
;
2847 glyph_len
= LGSTRING_GLYPH_LEN
(lgstring
);
2849 for (i
= 0; i
< glyph_len
; i
++)
2851 Lisp_Object lglyph
= LGSTRING_GLYPH
(lgstring
, i
);
2855 if (LGLYPH_CHAR
(lglyph
) >= 0x10000)
2861 if (INT_MAX
/ 2 < len
)
2862 memory_full
(SIZE_MAX
);
2864 unichars
= alloca
(sizeof
(UniChar
) * (len
+ nonbmp_len
));
2865 nonbmp_indices
= alloca
(sizeof
(CFIndex
) * (nonbmp_len
+ 1));
2866 for (i
= j
= 0; i
< len
; i
++)
2868 UTF32Char c
= LGLYPH_CHAR
(LGSTRING_GLYPH
(lgstring
, i
));
2870 if (macfont_store_utf32char_to_unichars
(c
, unichars
+ i
+ j
) > 1)
2872 nonbmp_indices
[j
] = i
+ j
;
2876 nonbmp_indices
[j
] = len
+ j
; /* sentinel */
2880 string
= CFStringCreateWithCharactersNoCopy
(NULL, unichars
, len
+ nonbmp_len
,
2884 glyph_layouts
= alloca
(sizeof
(struct mac_glyph_layout
) * glyph_len
);
2885 if (macfont_info
->screen_font
)
2886 used
= mac_screen_font_shape
(macfont_info
->screen_font
, string
,
2887 glyph_layouts
, glyph_len
);
2889 used
= mac_font_shape
(macfont
, string
, glyph_layouts
, glyph_len
);
2900 for (i
= 0; i
< used
; i
++)
2902 Lisp_Object lglyph
= LGSTRING_GLYPH
(lgstring
, i
);
2903 struct mac_glyph_layout
*gl
= glyph_layouts
+ i
;
2905 struct font_metrics metrics
;
2906 int xoff
, yoff
, wadjust
;
2910 lglyph
= Fmake_vector
(make_number
(LGLYPH_SIZE
), Qnil
);
2911 LGSTRING_SET_GLYPH
(lgstring
, i
, lglyph
);
2914 from
= gl
->comp_range.location
;
2915 /* Convert UTF-16 index to UTF-32. */
2917 while (nonbmp_indices
[j
] < from
)
2920 LGLYPH_SET_FROM
(lglyph
, from
);
2922 to
= gl
->comp_range.location
+ gl
->comp_range.
length;
2923 /* Convert UTF-16 index to UTF-32. */
2924 while (nonbmp_indices
[j
] < to
)
2927 LGLYPH_SET_TO
(lglyph
, to
- 1);
2929 /* LGLYPH_CHAR is used in `describe-char' for checking whether
2930 the composition is trivial. */
2934 if (unichars
[gl
->string_index
] >= 0xD800
2935 && unichars
[gl
->string_index
] < 0xDC00)
2936 c
= (((unichars
[gl
->string_index
] - 0xD800) << 10)
2937 + (unichars
[gl
->string_index
+ 1] - 0xDC00) + 0x10000);
2939 c
= unichars
[gl
->string_index
];
2940 if (macfont_get_glyph_for_character
(font
, c
) != gl
->glyph_id
)
2942 LGLYPH_SET_CHAR
(lglyph
, c
);
2946 unsigned
long cc
= gl
->glyph_id
;
2947 LGLYPH_SET_CODE
(lglyph
, cc
);
2950 macfont_glyph_extents
(font
, gl
->glyph_id
, &metrics
, NULL, 0);
2951 LGLYPH_SET_WIDTH
(lglyph
, metrics.width
);
2952 LGLYPH_SET_LBEARING
(lglyph
, metrics.lbearing
);
2953 LGLYPH_SET_RBEARING
(lglyph
, metrics.rbearing
);
2954 LGLYPH_SET_ASCENT
(lglyph
, metrics.ascent
);
2955 LGLYPH_SET_DESCENT
(lglyph
, metrics.descent
);
2957 xoff
= lround
(gl
->advance_delta
);
2958 yoff
= lround
(- gl
->baseline_delta
);
2959 wadjust
= lround
(gl
->advance
);
2960 if (xoff
!= 0 || yoff
!= 0 || wadjust
!= metrics.width
)
2964 vec
= Fmake_vector
(make_number
(3), Qnil
);
2965 ASET
(vec
, 0, make_number
(xoff
));
2966 ASET
(vec
, 1, make_number
(yoff
));
2967 ASET
(vec
, 2, make_number
(wadjust
));
2968 LGLYPH_SET_ADJUSTMENT
(lglyph
, vec
);
2974 return make_number
(used
);
2977 /* Structures for the UVS subtable (format 14) in the cmap table. */
2978 typedef UInt8 UINT24
[3];
2980 #pragma
pack(push
, 1)
2981 struct variation_selector_record
2983 UINT24 var_selector
;
2984 UInt32 default_uvs_offset
, non_default_uvs_offset
;
2989 UInt32
length, num_var_selector_records
;
2990 struct variation_selector_record variation_selector_records
[1];
2992 #define SIZEOF_UVS_TABLE_HEADER \
2993 (sizeof
(struct uvs_table
) - sizeof
(struct variation_selector_record
))
2995 struct unicode_value_range
2997 UINT24 start_unicode_value
;
2998 UInt8 additional_count
;
3000 struct default_uvs_table
{
3001 UInt32 num_unicode_value_ranges
;
3002 struct unicode_value_range unicode_value_ranges
[1];
3004 #define SIZEOF_DEFAULT_UVS_TABLE_HEADER \
3005 (sizeof
(struct default_uvs_table
) - sizeof
(struct unicode_value_range
))
3009 UINT24 unicode_value
;
3012 struct non_default_uvs_table
3014 UInt32 num_uvs_mappings
;
3015 struct uvs_mapping uvs_mappings
[1];
3017 #define SIZEOF_NON_DEFAULT_UVS_TABLE_HEADER \
3018 (sizeof
(struct non_default_uvs_table
) - sizeof
(struct uvs_mapping
))
3021 /* Read big endian values. The argument LVAL must be an lvalue. */
3022 /* I suppose OSReadBigInt* takes care of unaligned data. At least, we
3023 can find "... = OSReadBigInt32(cdb, 2);" followed by "... =
3024 OSReadBigInt16(cdb, 7);" in a sample code by Apple. */
3025 #define BUINT8_VALUE
(lval
) (*((UInt8
*) &(lval
)))
3026 #define BUINT16_VALUE
(lval
) OSReadBigInt16
(&(lval
), 0)
3027 /* Succeeding one byte should also be accessible. */
3028 #define BUINT24_VALUE
(lval
) (OSReadBigInt32
(&(lval
), 0) >> 8)
3029 #define BUINT32_VALUE
(lval
) OSReadBigInt32
(&(lval
), 0)
3031 /* Return UVS subtable for the specified FONT. If the subtable is not
3032 found or ill-formatted, then return NULL. */
3035 mac_font_copy_uvs_table
(FontRef font
)
3037 CFDataRef cmap_table
, uvs_table
= NULL;
3039 cmap_table
= mac_font_copy_non_synthetic_table
(font
, cmapFontTableTag
);
3042 sfntCMapHeader
*cmap
= (sfntCMapHeader
*) CFDataGetBytePtr
(cmap_table
);
3043 struct uvs_table
*uvs
;
3044 struct variation_selector_record
*records
;
3045 UInt32 cmap_len
, ntables
, i
, uvs_offset
, uvs_len
, nrecords
;
3048 if (CFDataGetLength
(cmap_table
) > UINT32_MAX
)
3052 cmap_len
= CFDataGetLength
(cmap_table
);
3053 if (sizeof_sfntCMapHeader
> cmap_len
)
3056 ntables
= BUINT16_VALUE
(cmap
->numTables
);
3057 if (ntables
> ((cmap_len
- sizeof_sfntCMapHeader
)
3058 / sizeof_sfntCMapEncoding
))
3061 for (i
= 0; i
< ntables
; i
++)
3062 if ((BUINT16_VALUE
(cmap
->encoding
[i
].platformID
)
3063 == kFontUnicodePlatform
)
3064 && (BUINT16_VALUE
(cmap
->encoding
[i
].scriptID
)
3065 == 5)) /* kFontUnicodeV4_0VariationSequenceSemantics */
3067 uvs_offset
= BUINT32_VALUE
(cmap
->encoding
[i
].offset
);
3071 || uvs_offset
> cmap_len
3072 || SIZEOF_UVS_TABLE_HEADER
> cmap_len
- uvs_offset
)
3075 uvs
= (struct uvs_table
*) ((UInt8
*) cmap
+ uvs_offset
);
3076 uvs_len
= BUINT32_VALUE
(uvs
->length);
3077 if (uvs_len
> cmap_len
- uvs_offset
3078 || SIZEOF_UVS_TABLE_HEADER
> uvs_len
)
3081 if (BUINT16_VALUE
(uvs
->format) != 14)
3084 nrecords
= BUINT32_VALUE
(uvs
->num_var_selector_records
);
3085 if (nrecords
> ((uvs_len
- SIZEOF_UVS_TABLE_HEADER
)
3086 / sizeof
(struct variation_selector_record
)))
3089 records
= uvs
->variation_selector_records
;
3090 for (i
= 0; i
< nrecords
; i
++)
3092 UInt32 default_uvs_offset
, non_default_uvs_offset
;
3094 default_uvs_offset
= BUINT32_VALUE
(records
[i
].default_uvs_offset
);
3095 if (default_uvs_offset
)
3097 struct default_uvs_table
*default_uvs
;
3100 if (default_uvs_offset
> uvs_len
3101 ||
(SIZEOF_DEFAULT_UVS_TABLE_HEADER
3102 > uvs_len
- default_uvs_offset
))
3105 default_uvs
= ((struct default_uvs_table
*)
3106 ((UInt8
*) uvs
+ default_uvs_offset
));
3107 nranges
= BUINT32_VALUE
(default_uvs
->num_unicode_value_ranges
);
3108 if (nranges
> ((uvs_len
- default_uvs_offset
3109 - SIZEOF_DEFAULT_UVS_TABLE_HEADER
)
3110 / sizeof
(struct unicode_value_range
)))
3112 /* Now 2 * nranges can't overflow, so we can safely use
3113 `(lo + hi) / 2' instead of `lo + (hi - lo) / 2' in
3114 mac_font_get_glyphs_for_variants. */
3117 non_default_uvs_offset
=
3118 BUINT32_VALUE
(records
[i
].non_default_uvs_offset
);
3119 if (non_default_uvs_offset
)
3121 struct non_default_uvs_table
*non_default_uvs
;
3124 if (non_default_uvs_offset
> uvs_len
3125 ||
(SIZEOF_NON_DEFAULT_UVS_TABLE_HEADER
3126 > uvs_len
- non_default_uvs_offset
))
3129 non_default_uvs
= ((struct non_default_uvs_table
*)
3130 ((UInt8
*) uvs
+ non_default_uvs_offset
));
3131 nmappings
= BUINT32_VALUE
(non_default_uvs
->num_uvs_mappings
);
3132 if (nmappings
> ((uvs_len
- non_default_uvs_offset
3133 - SIZEOF_NON_DEFAULT_UVS_TABLE_HEADER
)
3134 / sizeof
(struct uvs_mapping
)))
3136 /* Now 2 * nmappings can't overflow, so we can safely
3137 use `(lo + hi) / 2' instead of `lo + (hi - lo) / 2'
3138 in mac_font_get_glyphs_for_variants. */
3142 uvs_table
= CFDataCreate
(NULL, (UInt8
*) uvs
, uvs_len
);
3145 CFRelease
(cmap_table
);
3151 /* Find an entry in the given UVS subtable UVS_TABLE for a variation
3152 sequence consisting of the given base character C and each
3153 variation selector SELECTORS[i] for 0 <= i < COUNT, and store the
3154 result (explained below) into the corresponding GLYPHS[i]. If the
3155 entry is found in the Default UVS Table, then the result is 0. If
3156 the entry is found in the Non-Default UVS Table, then the result is
3157 the associated glyph ID. Otherwise, kCGFontIndexInvalid. The
3158 elements in SELECTORS must be sorted in strictly increasing
3162 mac_font_get_glyphs_for_variants
(CFDataRef uvs_table
, UTF32Char c
,
3163 const UTF32Char selectors
[], CGGlyph glyphs
[],
3166 struct uvs_table
*uvs
= (struct uvs_table
*) CFDataGetBytePtr
(uvs_table
);
3167 struct variation_selector_record
*records
= uvs
->variation_selector_records
;
3169 UInt32 ir
, nrecords
;
3170 #
if MAC_OS_X_VERSION_MIN_REQUIRED
>= 1060
3171 dispatch_queue_t queue
=
3172 dispatch_get_global_queue
(DISPATCH_QUEUE_PRIORITY_DEFAULT
, 0);
3173 dispatch_group_t group
= dispatch_group_create
();
3176 nrecords
= BUINT32_VALUE
(uvs
->num_var_selector_records
);
3179 while (i
< count
&& ir
< nrecords
)
3181 UInt32 default_uvs_offset
, non_default_uvs_offset
;
3183 if (selectors
[i
] < BUINT24_VALUE
(records
[ir
].var_selector
))
3185 glyphs
[i
++] = kCGFontIndexInvalid
;
3188 else if (selectors
[i
] > BUINT24_VALUE
(records
[ir
].var_selector
))
3194 /* selectors[i] == BUINT24_VALUE (records[ir].var_selector) */
3195 default_uvs_offset
= BUINT32_VALUE
(records
[ir
].default_uvs_offset
);
3196 non_default_uvs_offset
=
3197 BUINT32_VALUE
(records
[ir
].non_default_uvs_offset
);
3198 #
if MAC_OS_X_VERSION_MIN_REQUIRED
>= 1060
3199 dispatch_group_async
(group
, queue
, ^
{
3201 glyphs
[i
] = kCGFontIndexInvalid
;
3203 if (default_uvs_offset
)
3205 struct default_uvs_table
*default_uvs
=
3206 (struct default_uvs_table
*) ((UInt8
*) uvs
3207 + default_uvs_offset
);
3208 struct unicode_value_range
*ranges
=
3209 default_uvs
->unicode_value_ranges
;
3213 hi
= BUINT32_VALUE
(default_uvs
->num_unicode_value_ranges
);
3216 UInt32 mid
= (lo
+ hi
) / 2;
3218 if (c
< BUINT24_VALUE
(ranges
[mid
].start_unicode_value
))
3224 && (c
<= (BUINT24_VALUE
(ranges
[hi
- 1].start_unicode_value
)
3225 + BUINT8_VALUE
(ranges
[hi
- 1].additional_count
))))
3229 if (glyphs
[i
] == kCGFontIndexInvalid
&& non_default_uvs_offset
)
3231 struct non_default_uvs_table
*non_default_uvs
=
3232 (struct non_default_uvs_table
*) ((UInt8
*) uvs
3233 + non_default_uvs_offset
);
3234 struct uvs_mapping
*mappings
= non_default_uvs
->uvs_mappings
;
3238 hi
= BUINT32_VALUE
(non_default_uvs
->num_uvs_mappings
);
3241 UInt32 mid
= (lo
+ hi
) / 2;
3243 if (c
< BUINT24_VALUE
(mappings
[mid
].unicode_value
))
3249 BUINT24_VALUE
(mappings
[hi
- 1].unicode_value
) == c
)
3250 glyphs
[i
] = BUINT16_VALUE
(mappings
[hi
- 1].glyph_id
);
3252 #
if MAC_OS_X_VERSION_MIN_REQUIRED
>= 1060
3259 glyphs
[i
++] = kCGFontIndexInvalid
;
3260 #
if MAC_OS_X_VERSION_MIN_REQUIRED
>= 1060
3261 dispatch_group_wait
(group
, DISPATCH_TIME_FOREVER
);
3262 dispatch_release
(group
);
3267 macfont_variation_glyphs
(struct font
*font
, int c
, unsigned variations
[256])
3269 CFDataRef uvs_table
;
3270 CharacterCollection uvs_collection
;
3274 uvs_table
= macfont_get_uvs_table
(font
, &uvs_collection
);
3278 UTF32Char selectors
[256];
3279 CGGlyph glyphs
[256];
3281 for (i
= 0; i
< 16; i
++)
3282 selectors
[i
] = 0xFE00 + i
;
3283 for (; i
< 256; i
++)
3284 selectors
[i
] = 0xE0100 + (i
- 16);
3285 mac_font_get_glyphs_for_variants
(uvs_table
, c
, selectors
, glyphs
, 256);
3286 for (i
= 0; i
< 256; i
++)
3288 CGGlyph glyph
= glyphs
[i
];
3290 if (uvs_collection
!= MAC_CHARACTER_COLLECTION_IDENTITY_MAPPING
3291 && glyph
!= kCGFontIndexInvalid
)
3292 glyph
= macfont_get_glyph_for_cid
(font
, uvs_collection
, glyph
);
3293 if (glyph
== kCGFontIndexInvalid
)
3297 variations
[i
] = (glyph ? glyph
3298 : macfont_get_glyph_for_character
(font
, c
));
3308 static const
char *const macfont_booleans
[] = {
3314 static const
char *const macfont_non_booleans
[] = {
3322 macfont_filter_properties
(Lisp_Object font
, Lisp_Object alist
)
3324 font_filter_properties
(font
, alist
, macfont_booleans
, macfont_non_booleans
);
3328 mac_ctfont_descriptor_supports_languages
(CTFontDescriptorRef descriptor
,
3329 CFArrayRef languages
)
3331 Boolean result
= true
;
3332 CFArrayRef desc_languages
=
3333 CTFontDescriptorCopyAttribute
(descriptor
, kCTFontLanguagesAttribute
);
3335 if (desc_languages
== NULL)
3339 CFIndex desc_languages_count
, i
, languages_count
;
3341 desc_languages_count
= CFArrayGetCount
(desc_languages
);
3342 languages_count
= CFArrayGetCount
(languages
);
3343 for (i
= 0; i
< languages_count
; i
++)
3344 if (!CFArrayContainsValue
(desc_languages
,
3345 CFRangeMake
(0, desc_languages_count
),
3346 CFArrayGetValueAtIndex
(languages
, i
)))
3351 CFRelease
(desc_languages
);
3358 mac_ctfont_create_preferred_family_for_attributes
(CFDictionaryRef attributes
)
3360 CFStringRef result
= NULL;
3361 CFStringRef charset_string
=
3362 CFDictionaryGetValue
(attributes
, MAC_FONT_CHARACTER_SET_STRING_ATTRIBUTE
);
3364 if (charset_string
&& CFStringGetLength
(charset_string
) > 0)
3366 CFStringRef keys
[] = {
3367 #
if MAC_OS_X_VERSION_MIN_REQUIRED
>= 1090
3368 kCTLanguageAttributeName
3370 CFSTR
("NSLanguage"
)
3373 CFTypeRef values
[] = {NULL};
3374 CFIndex num_values
= 0;
3375 CFArrayRef languages
3376 = CFDictionaryGetValue
(attributes
, MAC_FONT_LANGUAGES_ATTRIBUTE
);
3378 if (languages
&& CFArrayGetCount
(languages
) > 0)
3380 if (CTGetCoreTextVersion
() >= kCTVersionNumber10_9
)
3381 values
[num_values
++] = CFArrayGetValueAtIndex
(languages
, 0);
3384 CFCharacterSetRef charset
=
3385 CFDictionaryGetValue
(attributes
,
3386 MAC_FONT_CHARACTER_SET_ATTRIBUTE
);
3388 result
= mac_font_copy_default_name_for_charset_and_languages
(charset
, languages
);
3393 CFAttributedStringRef attr_string
= NULL;
3394 CTLineRef ctline
= NULL;
3395 CFDictionaryRef attrs
3396 = CFDictionaryCreate
(NULL, (const void
**) keys
,
3397 (const void
**) values
, num_values
,
3398 &kCFTypeDictionaryKeyCallBacks
,
3399 &kCFTypeDictionaryValueCallBacks
);
3403 attr_string
= CFAttributedStringCreate
(NULL, charset_string
,
3409 ctline
= CTLineCreateWithAttributedString
(attr_string
);
3410 CFRelease
(attr_string
);
3414 CFArrayRef runs
= CTLineGetGlyphRuns
(ctline
);
3415 CFIndex i
, nruns
= CFArrayGetCount
(runs
);
3418 for (i
= 0; i
< nruns
; i
++)
3420 CTRunRef run
= CFArrayGetValueAtIndex
(runs
, i
);
3421 CFDictionaryRef attributes
= CTRunGetAttributes
(run
);
3422 CTFontRef font_in_run
;
3424 if (attributes
== NULL)
3427 CFDictionaryGetValue
(attributes
, kCTFontAttributeName
);
3428 if (font_in_run
== NULL)
3432 else if (!mac_ctfont_equal_in_postscript_name
(font
,
3436 if (nruns
> 0 && i
== nruns
)
3437 result
= CTFontCopyAttribute
(font
, kCTFontFamilyNameAttribute
);
3446 static inline
double
3447 mac_ctfont_get_advance_width_for_glyph
(CTFontRef font
, CGGlyph glyph
)
3449 return CTFontGetAdvancesForGlyphs
(font
, kCTFontDefaultOrientation
,
3453 static inline CGRect
3454 mac_ctfont_get_bounding_rect_for_glyph
(CTFontRef font
, CGGlyph glyph
)
3456 return CTFontGetBoundingRectsForGlyphs
(font
, kCTFontDefaultOrientation
,
3461 mac_ctfont_create_available_families
(void
)
3463 CFMutableArrayRef families
= NULL;
3465 #
if MAC_OS_X_VERSION_MAX_ALLOWED
>= 1060
3466 #
if MAC_OS_X_VERSION_MIN_REQUIRED
< 1060
3467 if (CTFontManagerCopyAvailableFontFamilyNames
!= NULL)
3470 CFArrayRef orig_families
= CTFontManagerCopyAvailableFontFamilyNames
();
3474 CFIndex i
, count
= CFArrayGetCount
(orig_families
);
3476 families
= CFArrayCreateMutable
(NULL, count
, &kCFTypeArrayCallBacks
);
3478 for (i
= 0; i
< count
; i
++)
3480 CFStringRef family
= CFArrayGetValueAtIndex
(orig_families
, i
);
3482 if (!CFStringHasPrefix
(family
, CFSTR
("."
))
3483 && (CTFontManagerCompareFontFamilyNames
(family
,
3484 CFSTR
("LastResort"
),
3486 != kCFCompareEqualTo
))
3487 CFArrayAppendValue
(families
, family
);
3489 CFRelease
(orig_families
);
3492 #
if MAC_OS_X_VERSION_MIN_REQUIRED
< 1060
3493 else /* CTFontManagerCopyAvailableFontFamilyNames == NULL */
3495 #endif
/* MAC_OS_X_VERSION_MAX_ALLOWED >= 1060 */
3496 #
if MAC_OS_X_VERSION_MIN_REQUIRED
< 1060
3498 CTFontCollectionRef collection
;
3499 CFArrayRef descs
= NULL;
3501 collection
= CTFontCollectionCreateFromAvailableFonts
(NULL);
3504 descs
= CTFontCollectionCreateMatchingFontDescriptors
(collection
);
3505 CFRelease
(collection
);
3509 CFIndex i
, count
= CFArrayGetCount
(descs
);
3511 families
= CFArrayCreateMutable
(NULL, count
, &kCFTypeArrayCallBacks
);
3513 for (i
= 0; i
< count
; i
++)
3515 FontDescriptorRef desc
= CFArrayGetValueAtIndex
(descs
, i
);
3517 mac_font_descriptor_copy_attribute
(desc
,
3518 MAC_FONT_FAMILY_NAME_ATTRIBUTE
);
3522 CFIndex p
, limit
= CFArrayGetCount
(families
);
3524 p
= CFArrayBSearchValues
(families
, CFRangeMake
(0, limit
),
3525 (const void
*) name
,
3526 mac_font_family_compare
, NULL);
3528 CFArrayAppendValue
(families
, name
);
3529 else if (mac_font_family_compare
3530 (CFArrayGetValueAtIndex
(families
, p
),
3531 name
, NULL) != kCFCompareEqualTo
)
3532 CFArrayInsertValueAtIndex
(families
, p
, name
);
3545 mac_ctfont_equal_in_postscript_name
(CTFontRef font1
, CTFontRef font2
)
3548 CFStringRef name1
, name2
;
3554 name1
= CTFontCopyPostScriptName
(font1
);
3557 name2
= CTFontCopyPostScriptName
(font2
);
3560 result
= (CFStringCompare
(name1
, name2
, 0) == kCFCompareEqualTo
);
3570 mac_ctfont_create_line_with_string_and_font
(CFStringRef string
,
3573 CFStringRef keys
[] = {kCTFontAttributeName
, kCTKernAttributeName
};
3574 CFTypeRef values
[] = {NULL, NULL};
3575 CFDictionaryRef attributes
= NULL;
3576 CFAttributedStringRef attr_string
= NULL;
3577 CTLineRef ctline
= NULL;
3578 float float_zero
= 0.0f
;
3580 values
[0] = macfont
;
3581 values
[1] = CFNumberCreate
(NULL, kCFNumberFloatType
, &float_zero
);
3584 attributes
= CFDictionaryCreate
(NULL, (const void
**) keys
,
3585 (const void
**) values
,
3587 &kCFTypeDictionaryKeyCallBacks
,
3588 &kCFTypeDictionaryValueCallBacks
);
3589 CFRelease
(values
[1]);
3593 attr_string
= CFAttributedStringCreate
(NULL, string
, attributes
);
3594 CFRelease
(attributes
);
3598 ctline
= CTLineCreateWithAttributedString
(attr_string
);
3599 CFRelease
(attr_string
);
3603 /* Abandon if ctline contains some fonts other than the
3605 CFArrayRef runs
= CTLineGetGlyphRuns
(ctline
);
3606 CFIndex i
, nruns
= CFArrayGetCount
(runs
);
3608 for (i
= 0; i
< nruns
; i
++)
3610 CTRunRef run
= CFArrayGetValueAtIndex
(runs
, i
);
3611 CFDictionaryRef attributes
= CTRunGetAttributes
(run
);
3612 CTFontRef font_in_run
;
3614 if (attributes
== NULL)
3617 CFDictionaryGetValue
(attributes
, kCTFontAttributeName
);
3618 if (font_in_run
== NULL)
3620 if (!mac_ctfont_equal_in_postscript_name
(macfont
, font_in_run
))
3634 mac_ctfont_shape
(CTFontRef font
, CFStringRef string
,
3635 struct mac_glyph_layout
*glyph_layouts
, CFIndex glyph_len
)
3637 CFIndex used
, result
= 0;
3638 CTLineRef ctline
= mac_ctfont_create_line_with_string_and_font
(string
, font
);
3643 used
= CTLineGetGlyphCount
(ctline
);
3644 if (used
<= glyph_len
)
3646 CFArrayRef ctruns
= CTLineGetGlyphRuns
(ctline
);
3647 CFIndex k
, ctrun_count
= CFArrayGetCount
(ctruns
);
3648 CGFloat total_advance
= 0;
3649 CFIndex total_glyph_count
= 0;
3651 for (k
= 0; k
< ctrun_count
; k
++)
3653 CTRunRef ctrun
= CFArrayGetValueAtIndex
(ctruns
, k
);
3654 CFIndex i
, min_location
, glyph_count
= CTRunGetGlyphCount
(ctrun
);
3655 struct mac_glyph_layout
*glbuf
= glyph_layouts
+ total_glyph_count
;
3656 CFRange string_range
, comp_range
, range
;
3657 CFIndex
*permutation
;
3659 if (CTRunGetStatus
(ctrun
) & kCTRunStatusRightToLeft
)
3660 permutation
= xmalloc
(sizeof
(CFIndex
) * glyph_count
);
3664 #define RIGHT_TO_LEFT_P permutation
3666 /* Now the `comp_range' member of struct mac_glyph_layout is
3667 temporarily used as a work area such that:
3668 glbuf[i].comp_range.location =
3669 min {compRange[i + 1].location, ...,
3670 compRange[glyph_count - 1].location,
3671 maxRange (stringRangeForCTRun)}
3672 glbuf[i].comp_range.length = maxRange (compRange[i])
3673 where compRange[i] is the range of composed characters
3674 containing i-th glyph. */
3675 string_range
= CTRunGetStringRange
(ctrun
);
3676 min_location
= string_range.location
+ string_range.
length;
3677 for (i
= 0; i
< glyph_count
; i
++)
3679 struct mac_glyph_layout
*gl
= glbuf
+ glyph_count
- i
- 1;
3680 CFIndex glyph_index
;
3683 if (!RIGHT_TO_LEFT_P
)
3684 glyph_index
= glyph_count
- i
- 1;
3687 CTRunGetStringIndices
(ctrun
, CFRangeMake
(glyph_index
, 1),
3690 CFStringGetRangeOfComposedCharactersAtIndex
(string
,
3692 gl
->comp_range.location
= min_location
;
3693 gl
->comp_range.
length = rng.location
+ rng.
length;
3694 if (rng.location
< min_location
)
3695 min_location
= rng.location
;
3698 /* Fill the `comp_range' member of struct mac_glyph_layout,
3699 and setup a permutation for right-to-left text. */
3700 comp_range
= CFRangeMake
(string_range.location
, 0);
3701 range
= CFRangeMake
(0, 0);
3704 struct mac_glyph_layout
*gl
=
3705 glbuf
+ range.location
+ range.
length;
3707 if (gl
->comp_range.
length
3708 > comp_range.location
+ comp_range.
length)
3709 comp_range.
length = gl
->comp_range.
length - comp_range.location
;
3710 min_location
= gl
->comp_range.location
;
3713 if (min_location
>= comp_range.location
+ comp_range.
length)
3715 comp_range.
length = min_location
- comp_range.location
;
3716 for (i
= 0; i
< range.
length; i
++)
3718 glbuf
[range.location
+ i
].comp_range
= comp_range
;
3719 if (RIGHT_TO_LEFT_P
)
3720 permutation
[range.location
+ i
] =
3721 range.location
+ range.
length - i
- 1;
3724 comp_range
= CFRangeMake
(min_location
, 0);
3725 range.location
+= range.
length;
3727 if (range.location
== glyph_count
)
3732 /* Then fill the remaining members. */
3733 for (range
= CFRangeMake
(0, 1); range.location
< glyph_count
;
3736 struct mac_glyph_layout
*gl
;
3739 if (!RIGHT_TO_LEFT_P
)
3740 gl
= glbuf
+ range.location
;
3745 src
= glyph_count
- 1 - range.location
;
3746 dest
= permutation
[src
];
3750 CFIndex tmp
= gl
->string_index
;
3752 gl
->string_index
= glbuf
[src
].string_index
;
3753 glbuf
[src
].string_index
= tmp
;
3756 CTRunGetGlyphs
(ctrun
, range
, &gl
->glyph_id
);
3758 CTRunGetPositions
(ctrun
, range
, &position
);
3759 gl
->advance_delta
= position.x
- total_advance
;
3760 gl
->baseline_delta
= position.y
;
3761 gl
->advance
= (gl
->advance_delta
3762 + CTRunGetTypographicBounds
(ctrun
, range
,
3764 total_advance
+= gl
->advance
;
3767 if (RIGHT_TO_LEFT_P
)
3768 xfree
(permutation
);
3770 #undef RIGHT_TO_LEFT_P
3772 total_glyph_count
+= glyph_count
;
3782 /* The function below seems to cause a memory leak for the CFString
3783 created by CFStringCreateWithCharacters as of Mac OS X 10.5.8 and
3784 10.6.3. For now, we use the NSGlyphInfo version instead. */
3785 #
if USE_CT_GLYPH_INFO
3787 mac_ctfont_get_glyph_for_cid
(CTFontRef font
, CTCharacterCollection collection
,
3790 CGGlyph result
= kCGFontIndexInvalid
;
3791 UniChar characters
[] = {0xfffd};
3793 CFAttributedStringRef attr_string
= NULL;
3794 CTLineRef ctline
= NULL;
3796 string
= CFStringCreateWithCharacters
(NULL, characters
,
3797 ARRAYELTS
(characters
));
3801 CTGlyphInfoRef glyph_info
=
3802 CTGlyphInfoCreateWithCharacterIdentifier
(cid
, collection
, string
);
3803 CFDictionaryRef attributes
= NULL;
3807 CFStringRef keys
[] = {kCTFontAttributeName
,
3808 kCTGlyphInfoAttributeName
};
3809 CFTypeRef values
[] = {font
, glyph_info
};
3811 attributes
= CFDictionaryCreate
(NULL, (const void
**) keys
,
3812 (const void
**) values
,
3814 &kCFTypeDictionaryKeyCallBacks
,
3815 &kCFTypeDictionaryValueCallBacks
);
3816 CFRelease
(glyph_info
);
3820 attr_string
= CFAttributedStringCreate
(NULL, string
, attributes
);
3821 CFRelease
(attributes
);
3827 ctline
= CTLineCreateWithAttributedString
(attr_string
);
3828 CFRelease
(attr_string
);
3832 CFArrayRef runs
= CTLineGetGlyphRuns
(ctline
);
3834 if (CFArrayGetCount
(runs
) > 0)
3836 CTRunRef run
= CFArrayGetValueAtIndex
(runs
, 0);
3837 CFDictionaryRef attributes
= CTRunGetAttributes
(run
);
3841 CTFontRef font_in_run
=
3842 CFDictionaryGetValue
(attributes
, kCTFontAttributeName
);
3845 && mac_ctfont_equal_in_postscript_name
(font_in_run
, font
))
3847 CTRunGetGlyphs
(run
, CFRangeMake
(0, 1), &result
);
3848 if (result
>= CTFontGetGlyphCount
(font
))
3849 result
= kCGFontIndexInvalid
;
3860 #
if MAC_OS_X_VERSION_MIN_REQUIRED
< 1060
3862 mac_font_family_group
(CFStringRef family
)
3864 if (CFStringHasPrefix
(family
, CFSTR
("#"
)))
3870 range
= CFStringFind
(family
, CFSTR
("Apple"
),
3871 kCFCompareCaseInsensitive | kCFCompareAnchored
);
3872 if (range.location
!= kCFNotFound
)
3879 static CFComparisonResult
3880 mac_font_family_compare
(const void
*val1
, const void
*val2
, void
*context
)
3882 CFStringRef family1
= (CFStringRef
) val1
, family2
= (CFStringRef
) val2
;
3885 group1
= mac_font_family_group
(family1
);
3886 group2
= mac_font_family_group
(family2
);
3887 if (group1
< group2
)
3888 return kCFCompareLessThan
;
3889 if (group1
> group2
)
3890 return kCFCompareGreaterThan
;
3891 return CFStringCompare
(family1
, family2
, kCFCompareCaseInsensitive
);
3893 #endif
/* MAC_OS_X_VERSION_MIN_REQUIRED < 1060 */
3896 mac_font_copy_default_descriptors_for_language
(CFStringRef language
)
3898 CFArrayRef result
= NULL;
3900 #
if MAC_OS_X_VERSION_MAX_ALLOWED
>= 1080
3901 #
if MAC_OS_X_VERSION_MIN_REQUIRED
< 1080
3902 if (CTFontCopyDefaultCascadeListForLanguages
!= NULL)
3905 CTFontRef user_font
=
3906 CTFontCreateUIFontForLanguage
(kCTFontUserFontType
, 0, language
);
3910 CFArrayRef languages
=
3911 CFArrayCreate
(NULL, (const void
**) &language
, 1,
3912 &kCFTypeArrayCallBacks
);
3916 result
= CTFontCopyDefaultCascadeListForLanguages
(user_font
,
3918 CFRelease
(languages
);
3920 CFRelease
(user_font
);
3923 #
if MAC_OS_X_VERSION_MIN_REQUIRED
< 1080
3924 else /* CTFontCopyDefaultCascadeListForLanguages == NULL */
3926 #endif
/* MAC_OS_X_VERSION_MAX_ALLOWED >= 1080 */
3927 #
if MAC_OS_X_VERSION_MIN_REQUIRED
< 1080
3931 for (i
= 0; macfont_language_default_font_names
[i
].language
; i
++)
3933 if (CFStringCompare
(macfont_language_default_font_names
[i
].language
,
3934 language
, 0) == kCFCompareEqualTo
)
3936 CFMutableArrayRef descriptors
=
3937 CFArrayCreateMutable
(NULL, 0, &kCFTypeArrayCallBacks
);
3944 macfont_language_default_font_names
[i
].font_names
[j
];
3947 CFDictionaryRef attributes
=
3948 CFDictionaryCreate
(NULL,
3950 &MAC_FONT_NAME_ATTRIBUTE
),
3952 &macfont_language_default_font_names
[i
].font_names
[j
]),
3953 1, &kCFTypeDictionaryKeyCallBacks
,
3954 &kCFTypeDictionaryValueCallBacks
);
3958 FontDescriptorRef pat_desc
=
3959 mac_font_descriptor_create_with_attributes
(attributes
);
3963 FontDescriptorRef descriptor
=
3964 mac_font_descriptor_create_matching_font_descriptor
(pat_desc
, NULL);
3968 CFArrayAppendValue
(descriptors
, descriptor
);
3969 CFRelease
(descriptor
);
3971 CFRelease
(pat_desc
);
3973 CFRelease
(attributes
);
3976 result
= descriptors
;
3988 mac_font_copy_default_name_for_charset_and_languages
(CFCharacterSetRef charset
,
3989 CFArrayRef languages
)
3991 CFStringRef result
= NULL;
3992 CFStringRef language
= CFArrayGetValueAtIndex
(languages
, 0);
3993 CFArrayRef descriptors
=
3994 mac_font_copy_default_descriptors_for_language
(language
);
3998 CFIndex i
, count
= CFArrayGetCount
(descriptors
);
4000 for (i
= 0; i
< count
; i
++)
4002 FontDescriptorRef descriptor
=
4003 CFArrayGetValueAtIndex
(descriptors
, i
);
4005 if (macfont_supports_charset_and_languages_p
(descriptor
, charset
,
4008 CFStringRef family
=
4009 mac_font_descriptor_copy_attribute
(descriptor
,
4010 MAC_FONT_FAMILY_NAME_ATTRIBUTE
);
4013 if (!CFStringHasPrefix
(family
, CFSTR
("."
))
4014 && (CFStringCompare
(family
, CFSTR
("LastResort"
), 0)
4015 != kCFCompareEqualTo
))
4025 CFRelease
(descriptors
);
4032 macfont_get_nsctfont
(struct font
*font
)
4034 struct macfont_info
*macfont_info
= (struct macfont_info
*) font
;
4035 FontRef macfont
= macfont_info
->macfont
;
4037 return (void
*) macfont
;
4041 mac_register_font_driver
(struct frame
*f
)
4043 register_font_driver
(&macfont_driver
, f
);
4046 #endif
// MAC_OS_X_VERSION_MAX_ALLOWED
>= 1050
4050 syms_of_macfont
(void
)
4052 #
if MAC_OS_X_VERSION_MAX_ALLOWED
>= 1050
4053 static
struct font_driver mac_font_driver
;
4055 DEFSYM
(Qmac_ct
, "mac
-ct"
);
4056 macfont_driver.
type = Qmac_ct
;
4057 register_font_driver
(&macfont_driver
, NULL);
4059 DEFSYM
(QCdestination
, "
:destination"
);
4060 DEFSYM
(QCminspace
, "
:minspace"
);