Skip to content
体验新版
项目
组织
正在加载...
登录
切换导航
打开侧边栏
OpenHarmony
Third Party Harfbuzz
提交
41ab56e0
T
Third Party Harfbuzz
项目概览
OpenHarmony
/
Third Party Harfbuzz
10 个月 前同步成功
通知
0
Star
18
Fork
0
代码
文件
提交
分支
Tags
贡献者
分支图
Diff
Issue
0
列表
看板
标记
里程碑
合并请求
0
Wiki
0
Wiki
分析
仓库
DevOps
项目成员
Pages
T
Third Party Harfbuzz
项目概览
项目概览
详情
发布
仓库
仓库
文件
提交
分支
标签
贡献者
分支图
比较
Issue
0
Issue
0
列表
看板
标记
里程碑
合并请求
0
合并请求
0
Pages
分析
分析
仓库分析
DevOps
Wiki
0
Wiki
成员
成员
收起侧边栏
关闭侧边栏
动态
分支图
创建新Issue
提交
Issue看板
前往新版Gitcode,体验更适合开发者的 AI 搜索 >>
未验证
提交
41ab56e0
编写于
7月 22, 2019
作者:
E
Ebrahim Byagowi
提交者:
GitHub
7月 22, 2019
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
Implement meta table parsing
上级
a51aa951
变更
4
隐藏空白更改
内联
并排
Showing
4 changed file
with
99 addition
and
7 deletion
+99
-7
src/Makefile.sources
src/Makefile.sources
+1
-0
src/hb-ot-face-table-list.hh
src/hb-ot-face-table-list.hh
+1
-0
src/hb-ot-layout.cc
src/hb-ot-layout.cc
+8
-7
src/hb-ot-meta-table.hh
src/hb-ot-meta-table.hh
+89
-0
未找到文件。
src/Makefile.sources
浏览文件 @
41ab56e0
...
@@ -88,6 +88,7 @@ HB_BASE_sources = \
...
@@ -88,6 +88,7 @@ HB_BASE_sources = \
hb-ot-math-table.hh
\
hb-ot-math-table.hh
\
hb-ot-math.cc
\
hb-ot-math.cc
\
hb-ot-maxp-table.hh
\
hb-ot-maxp-table.hh
\
hb-ot-meta-table.hh
\
hb-ot-metrics.cc
\
hb-ot-metrics.cc
\
hb-ot-metrics.hh
\
hb-ot-metrics.hh
\
hb-ot-name-language-static.hh
\
hb-ot-name-language-static.hh
\
...
...
src/hb-ot-face-table-list.hh
浏览文件 @
41ab56e0
...
@@ -62,6 +62,7 @@ HB_OT_ACCELERATOR (OT, name)
...
@@ -62,6 +62,7 @@ HB_OT_ACCELERATOR (OT, name)
#ifndef HB_NO_STAT
#ifndef HB_NO_STAT
HB_OT_TABLE
(
OT
,
STAT
)
HB_OT_TABLE
(
OT
,
STAT
)
#endif
#endif
HB_OT_TABLE
(
OT
,
meta
)
/* Vertical layout. */
/* Vertical layout. */
HB_OT_TABLE
(
OT
,
vhea
)
HB_OT_TABLE
(
OT
,
vhea
)
...
...
src/hb-ot-layout.cc
浏览文件 @
41ab56e0
...
@@ -48,6 +48,7 @@
...
@@ -48,6 +48,7 @@
#include "hb-ot-layout-gpos-table.hh"
#include "hb-ot-layout-gpos-table.hh"
#include "hb-ot-layout-base-table.hh" // Just so we compile it; unused otherwise.
#include "hb-ot-layout-base-table.hh" // Just so we compile it; unused otherwise.
#include "hb-ot-layout-jstf-table.hh" // Just so we compile it; unused otherwise.
#include "hb-ot-layout-jstf-table.hh" // Just so we compile it; unused otherwise.
#include "hb-ot-meta-table.hh" // Just so we compile it; unused otherwise.
#include "hb-ot-name-table.hh"
#include "hb-ot-name-table.hh"
#include "hb-ot-os2-table.hh"
#include "hb-ot-os2-table.hh"
...
@@ -108,7 +109,7 @@ hb_ot_layout_has_machine_kerning (hb_face_t *face)
...
@@ -108,7 +109,7 @@ hb_ot_layout_has_machine_kerning (hb_face_t *face)
*
*
* Tests whether a face has any cross-stream kerning (i.e., kerns
* Tests whether a face has any cross-stream kerning (i.e., kerns
* that make adjustments perpendicular to the direction of the text
* that make adjustments perpendicular to the direction of the text
* flow: Y adjustments in horizontal text or X adjustments in
* flow: Y adjustments in horizontal text or X adjustments in
* vertical text) in the 'kern' table.
* vertical text) in the 'kern' table.
*
*
* Does NOT examine the GPOS table.
* Does NOT examine the GPOS table.
...
@@ -285,7 +286,7 @@ hb_ot_layout_has_glyph_classes (hb_face_t *face)
...
@@ -285,7 +286,7 @@ hb_ot_layout_has_glyph_classes (hb_face_t *face)
*
*
* Fetches the GDEF class of the requested glyph in the specified face.
* Fetches the GDEF class of the requested glyph in the specified face.
*
*
* Return value: The #hb_ot_layout_glyph_class_t glyph class of the given code
* Return value: The #hb_ot_layout_glyph_class_t glyph class of the given code
* point in the GDEF table of the face.
* point in the GDEF table of the face.
*
*
* Since: 0.9.7
* Since: 0.9.7
...
@@ -329,7 +330,7 @@ hb_ot_layout_get_glyphs_in_class (hb_face_t *face,
...
@@ -329,7 +330,7 @@ hb_ot_layout_get_glyphs_in_class (hb_face_t *face,
* @point_array: (out) (array length=point_count): The array of attachment points found for the query
* @point_array: (out) (array length=point_count): The array of attachment points found for the query
*
*
* Fetches a list of all attachment points for the specified glyph in the GDEF
* Fetches a list of all attachment points for the specified glyph in the GDEF
* table of the face. The list returned will begin at the offset provided.
* table of the face. The list returned will begin at the offset provided.
*
*
* Useful if the client program wishes to cache the list.
* Useful if the client program wishes to cache the list.
*
*
...
@@ -979,7 +980,7 @@ hb_ot_layout_feature_get_lookups (hb_face_t *face,
...
@@ -979,7 +980,7 @@ hb_ot_layout_feature_get_lookups (hb_face_t *face,
* @face: #hb_face_t to work upon
* @face: #hb_face_t to work upon
* @table_tag: HB_OT_TAG_GSUB or HB_OT_TAG_GPOS
* @table_tag: HB_OT_TAG_GSUB or HB_OT_TAG_GPOS
*
*
* Fetches the total number of lookups enumerated in the specified
* Fetches the total number of lookups enumerated in the specified
* face's GSUB table or GPOS table.
* face's GSUB table or GPOS table.
*
*
* Since: 0.9.22
* Since: 0.9.22
...
@@ -1187,7 +1188,7 @@ hb_ot_layout_collect_features (hb_face_t *face,
...
@@ -1187,7 +1188,7 @@ hb_ot_layout_collect_features (hb_face_t *face,
* table or GPOS table, underneath the specified scripts, languages, and
* table or GPOS table, underneath the specified scripts, languages, and
* features. If no list of scripts is provided, all scripts will be queried.
* features. If no list of scripts is provided, all scripts will be queried.
* If no list of languages is provided, all languages will be queried. If no
* If no list of languages is provided, all languages will be queried. If no
* list of features is provided, all features will be queried.
* list of features is provided, all features will be queried.
*
*
* Since: 0.9.8
* Since: 0.9.8
**/
**/
...
@@ -1581,7 +1582,7 @@ hb_ot_layout_position_finish_offsets (hb_font_t *font, hb_buffer_t *buffer)
...
@@ -1581,7 +1582,7 @@ hb_ot_layout_position_finish_offsets (hb_font_t *font, hb_buffer_t *buffer)
* as used here are defined as pertaining only to fonts within a font family that differ
* as used here are defined as pertaining only to fonts within a font family that differ
* specifically in their respective size ranges; other ways to differentiate fonts within
* specifically in their respective size ranges; other ways to differentiate fonts within
* a subfamily are not covered by the `size` feature.
* a subfamily are not covered by the `size` feature.
*
*
* For more information on this distinction, see the `size` documentation at
* For more information on this distinction, see the `size` documentation at
* https://docs.microsoft.com/en-us/typography/opentype/spec/features_pt#tag-39size39
* https://docs.microsoft.com/en-us/typography/opentype/spec/features_pt#tag-39size39
*
*
...
@@ -1723,7 +1724,7 @@ hb_ot_layout_feature_get_name_ids (hb_face_t *face,
...
@@ -1723,7 +1724,7 @@ hb_ot_layout_feature_get_name_ids (hb_face_t *face,
* returned. This function can be called with incrementally larger start_offset
* returned. This function can be called with incrementally larger start_offset
* until the char_count output value is lower than its input value, or the size
* until the char_count output value is lower than its input value, or the size
* of the characters array can be increased.</note>
* of the characters array can be increased.</note>
*
*
* Return value: Number of total sample characters in the cvXX feature.
* Return value: Number of total sample characters in the cvXX feature.
*
*
* Since: 2.0.0
* Since: 2.0.0
...
...
src/hb-ot-meta-table.hh
0 → 100644
浏览文件 @
41ab56e0
/*
* Copyright © 2019 Ebrahim Byagowi
*
* This is part of HarfBuzz, a text shaping library.
*
* Permission is hereby granted, without written agreement and without
* license or royalty fees, to use, copy, modify, and distribute this
* software and its documentation for any purpose, provided that the
* above copyright notice and the following two paragraphs appear in
* all copies of this software.
*
* IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
* ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
* IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*
* THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
* ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
* PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
*/
#ifndef HB_OT_META_TABLE_HH
#define HB_OT_META_TABLE_HH
#include "hb-open-type.hh"
/*
* meta -- Metadata Table
* https://docs.microsoft.com/en-us/typography/opentype/spec/meta
* https://developer.apple.com/fonts/TrueType-Reference-Manual/RM06/Chap6meta.html
*/
#define HB_OT_TAG_meta HB_TAG('m','e','t','a')
namespace
OT
{
struct
DataMap
{
bool
sanitize
(
hb_sanitize_context_t
*
c
,
const
void
*
base
)
const
{
TRACE_SANITIZE
(
this
);
return_trace
(
likely
(
c
->
check_struct
(
this
)
&&
dataZ
.
sanitize
(
c
,
base
,
dataLength
)));
}
protected:
Tag
tag
;
/* A tag indicating the type of metadata. */
LOffsetTo
<
UnsizedArrayOf
<
HBUINT8
>>
dataZ
;
/* Offset in bytes from the beginning of the
* metadata table to the data for this tag. */
HBUINT32
dataLength
;
/* Length of the data. The data is not required to
* be padded to any byte boundary. */
public:
DEFINE_SIZE_STATIC
(
12
);
};
struct
meta
{
static
constexpr
hb_tag_t
tableTag
=
HB_OT_TAG_meta
;
bool
sanitize
(
hb_sanitize_context_t
*
c
)
const
{
TRACE_SANITIZE
(
this
);
return_trace
(
likely
(
c
->
check_struct
(
this
)
&&
version
==
1
&&
dataMaps
.
sanitize
(
c
,
this
)));
}
protected:
HBUINT32
version
;
/* Version number of the metadata table — set to 1. */
HBUINT32
flags
;
/* Flags — currently unused; set to 0. */
HBUINT32
dataOffset
;
/* Per Apple specification:
* Offset from the beginning of the table to the data.
* Per OT specification:
* Reserved. Not used; should be set to 0. */
LArrayOf
<
DataMap
>
dataMaps
;
/* Array of data map records. */
public:
DEFINE_SIZE_ARRAY
(
16
,
dataMaps
);
};
}
/* namespace OT */
#endif
/* HB_OT_META_TABLE_HH */
编辑
预览
Markdown
is supported
0%
请重试
或
添加新附件
.
添加附件
取消
You are about to add
0
people
to the discussion. Proceed with caution.
先完成此消息的编辑!
取消
想要评论请
注册
或
登录