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Third Party Harfbuzz
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73f947e2
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Third Party Harfbuzz
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体验新版 GitCode,发现更多精彩内容 >>
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73f947e2
编写于
7月 21, 2013
作者:
B
Behdad Esfahbod
浏览文件
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电子邮件补丁
差异文件
[uniscribe] Use blob to pass data around
上级
8ac2e88d
变更
1
隐藏空白更改
内联
并排
Showing
1 changed file
with
14 addition
and
14 deletion
+14
-14
src/hb-uniscribe.cc
src/hb-uniscribe.cc
+14
-14
未找到文件。
src/hb-uniscribe.cc
浏览文件 @
73f947e2
...
...
@@ -272,10 +272,12 @@ struct hb_uniscribe_shaper_face_data_t {
wchar_t
face_name
[
LF_FACESIZE
];
};
static
char
*
_hb_rename_font
(
const
char
*
orig_sfnt_data
,
unsigned
int
length
,
unsigned
int
*
new_length
,
wchar_t
*
new_name
)
/* Destroys blob. */
static
hb_blob_t
*
_hb_rename_font
(
hb_blob_t
*
blob
,
wchar_t
*
new_name
)
{
unsigned
int
length
,
new_length
=
0
;
const
char
*
orig_sfnt_data
=
hb_blob_get_data
(
blob
,
&
length
);
/* We'll create a private name for the font from a UUID using a simple,
* somewhat base64-like encoding scheme */
const
char
*
enc
=
"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+-"
;
...
...
@@ -317,8 +319,8 @@ _hb_rename_font (const char *orig_sfnt_data, unsigned int length,
unsigned
int
name_table_offset
=
(
length
+
3
)
&
~
3
;
*
new_length
=
name_table_offset
+
(
name_table_length
+
3
)
&
~
3
;
char
*
new_sfnt_data
=
(
char
*
)
calloc
(
1
,
*
new_length
);
new_length
=
name_table_offset
+
(
name_table_length
+
3
)
&
~
3
;
char
*
new_sfnt_data
=
(
char
*
)
calloc
(
1
,
new_length
);
if
(
!
new_sfnt_data
)
return
NULL
;
...
...
@@ -372,7 +374,8 @@ _hb_rename_font (const char *orig_sfnt_data, unsigned int length,
but AFAIK that doesn't actually cause any problems so I haven't
bothered to fix it. */
return
new_sfnt_data
;
hb_blob_destroy
(
blob
);
return
hb_blob_create
(
new_sfnt_data
,
new_length
,
HB_MEMORY_MODE_WRITABLE
,
NULL
,
free
);
}
hb_uniscribe_shaper_face_data_t
*
...
...
@@ -390,18 +393,15 @@ _hb_uniscribe_shaper_face_data_create (hb_face_t *face)
}
hb_blob_t
*
blob
=
hb_face_reference_blob
(
face
);
unsigned
int
blob_length
;
const
char
*
blob_data
=
hb_blob_get_data
(
blob
,
&
blob_length
);
if
(
unlikely
(
!
blob_length
))
if
(
unlikely
(
!
hb_blob_get_length
(
blob
)))
DEBUG_MSG
(
UNISCRIBE
,
face
,
"Face has empty blob"
);
unsigned
int
new_length
;
char
*
new_font_data
=
_hb_rename_font
(
blob_data
,
blob_length
,
&
new_length
,
data
->
face_name
);
hb_blob_destroy
(
blob
);
blob
=
_hb_rename_font
(
blob
,
data
->
face_name
);
DWORD
num_fonts_installed
;
data
->
fh
=
AddFontMemResourceEx
(
new_font_data
,
new_length
,
0
,
&
num_fonts_installed
);
free
(
new_font_data
);
data
->
fh
=
AddFontMemResourceEx
((
void
*
)
hb_blob_get_data
(
blob
,
NULL
),
hb_blob_get_length
(
blob
),
0
,
&
num_fonts_installed
);
if
(
unlikely
(
!
data
->
fh
))
{
DEBUG_MSG
(
UNISCRIBE
,
face
,
"Face AddFontMemResourceEx() failed"
);
free
(
data
);
...
...
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