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OpenHarmony
Third Party Harfbuzz
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fd0bde63
T
Third Party Harfbuzz
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体验新版 GitCode,发现更多精彩内容 >>
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fd0bde63
编写于
2月 13, 2018
作者:
B
Behdad Esfahbod
浏览文件
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电子邮件补丁
差异文件
[subset] Fix loca offsets
Was writing source font's offsets. Ouch.
上级
aeed082e
变更
1
显示空白变更内容
内联
并排
Showing
1 changed file
with
11 addition
and
19 deletion
+11
-19
src/hb-subset-glyf.cc
src/hb-subset-glyf.cc
+11
-19
未找到文件。
src/hb-subset-glyf.cc
浏览文件 @
fd0bde63
...
@@ -38,14 +38,12 @@ _calculate_glyf_and_loca_prime_size (const OT::glyf::accelerator_t &glyf,
...
@@ -38,14 +38,12 @@ _calculate_glyf_and_loca_prime_size (const OT::glyf::accelerator_t &glyf,
{
{
unsigned
int
total
=
0
;
unsigned
int
total
=
0
;
unsigned
int
count
=
0
;
unsigned
int
count
=
0
;
for
(
unsigned
int
i
=
0
;
i
<
glyph_ids
.
len
;
i
++
)
{
for
(
unsigned
int
i
=
0
;
i
<
glyph_ids
.
len
;
i
++
)
{
hb_codepoint_t
next_glyph
=
glyph_ids
[
i
];
hb_codepoint_t
next_glyph
=
glyph_ids
[
i
];
unsigned
int
start_offset
,
end_offset
;
unsigned
int
start_offset
,
end_offset
;
if
(
unlikely
(
!
glyf
.
get_offsets
(
next_glyph
,
&
start_offset
,
&
end_offset
)))
{
if
(
unlikely
(
!
glyf
.
get_offsets
(
next_glyph
,
&
start_offset
,
&
end_offset
)))
*
glyf_size
=
0
;
end_offset
=
start_offset
=
0
;
*
loca_size
=
sizeof
(
OT
::
HBUINT32
);
return
false
;
}
total
+=
end_offset
-
start_offset
;
total
+=
end_offset
-
start_offset
;
count
++
;
count
++
;
...
@@ -84,27 +82,21 @@ _write_glyf_and_loca_prime (const OT::glyf::accelerator_t &glyf,
...
@@ -84,27 +82,21 @@ _write_glyf_and_loca_prime (const OT::glyf::accelerator_t &glyf,
{
{
char
*
glyf_prime_data_next
=
glyf_prime_data
;
char
*
glyf_prime_data_next
=
glyf_prime_data
;
hb_codepoint_t
new_glyph_id
=
0
;
for
(
unsigned
int
i
=
0
;
i
<
glyph_ids
.
len
;
i
++
)
{
unsigned
int
end_offset
=
0
;
unsigned
int
start_offset
,
end_offset
;
for
(
unsigned
int
i
=
0
;
i
<
glyph_ids
.
len
;
i
++
)
{
if
(
unlikely
(
!
glyf
.
get_offsets
(
glyph_ids
[
i
],
&
start_offset
,
&
end_offset
)))
unsigned
int
start_offset
;
end_offset
=
start_offset
=
0
;
if
(
unlikely
(
!
glyf
.
get_offsets
(
glyph_ids
[
i
],
&
start_offset
,
&
end_offset
)))
{
return
false
;
}
int
length
=
end_offset
-
start_offset
;
int
length
=
end_offset
-
start_offset
;
memcpy
(
glyf_prime_data_next
,
glyf_data
+
start_offset
,
length
);
memcpy
(
glyf_prime_data_next
,
glyf_data
+
start_offset
,
length
);
_write_loca_entry
(
i
,
start_offset
,
use_short_loca
,
loca_prime_data
);
_write_loca_entry
(
i
,
glyf_prime_data_next
-
glyf_prime_data
,
use_short_loca
,
loca_prime_data
);
glyf_prime_data_next
+=
length
;
glyf_prime_data_next
+=
length
;
new_glyph_id
++
;
}
}
// Add the last loca entry which doesn't correspond to a specific glyph
_write_loca_entry
(
glyph_ids
.
len
,
glyf_prime_data_next
-
glyf_prime_data
,
use_short_loca
,
loca_prime_data
);
// but identifies the end of the last glyphs data.
_write_loca_entry
(
new_glyph_id
,
end_offset
,
use_short_loca
,
loca_prime_data
);
return
true
;
return
true
;
}
}
...
...
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