Merge pull request #1679 from n8willis/docs-gtkdoc-extern
[Docs] Add GTK-Doc comments for external APIs
This commit is contained in:
Khaled Hosny
GitHub
commit
5539d158b7
179
src/hb-face.cc
179
src/hb-face.cc
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@ -41,8 +41,10 @@
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* @short_description: Font face objects
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* @include: hb.h
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*
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* Font face is objects represent a single face in a font family.
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* More exactly, a font face represents a single face in a binary font file.
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* A font face is an object that represents a single face from within a
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* font family.
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*
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* More precisely, a font face represents a single face in a binary font file.
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* Font faces are typically built from a binary blob and a face index.
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* Font faces are used to create fonts.
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**/
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@ -52,7 +54,7 @@
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* hb_face_count:
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* @blob: a blob.
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*
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* Get number of faces in a blob.
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* Fetches the number of faces in a blob.
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*
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* Return value: Number of faces in @blob
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*
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@ -96,13 +98,19 @@ DEFINE_NULL_INSTANCE (hb_face_t) =
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/**
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* hb_face_create_for_tables:
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* @reference_table_func: (closure user_data) (destroy destroy) (scope notified):
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* @user_data:
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* @destroy:
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* @reference_table_func: (closure user_data) (destroy destroy) (scope notified): Table-referencing function
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* @user_data: A pointer to the user data
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* @destroy: (optional): A callback to call when @data is not needed anymore
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*
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* Variant of hb_face_create(), built for those cases where it is more
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* convenient to provide data for individual tables instead of the whole font
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* data. With the caveat that hb_face_get_table_tags() does not currently work
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* with faces created this way.
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*
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* Creates a new face object from the specified @user_data and @reference_table_func,
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* with the @destroy callback.
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*
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*
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* Return value: (transfer full)
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* Return value: (transfer full): The new face object
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*
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* Since: 0.9.2
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**/
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@ -182,12 +190,15 @@ _hb_face_for_data_reference_table (hb_face_t *face HB_UNUSED, hb_tag_t tag, void
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/**
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* hb_face_create: (Xconstructor)
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* @blob:
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* @index:
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* @blob: #hb_blob_t to work upon
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* @index: The index of the face within @blob
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*
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* Constructs a new face object from the specified blob and
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* a face index into that blob. This is used for blobs of
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* file formats such as Dfont and TTC that can contain more
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* than one face.
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*
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*
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* Return value: (transfer full):
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* Return value: (transfer full): The new face object
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*
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* Since: 0.9.2
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**/
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@ -222,9 +233,9 @@ hb_face_create (hb_blob_t *blob,
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/**
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* hb_face_get_empty:
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*
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* Fetches the singleton empty face object.
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*
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*
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* Return value: (transfer full)
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* Return value: (transfer full) The empty face object
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*
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* Since: 0.9.2
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**/
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@ -237,11 +248,11 @@ hb_face_get_empty ()
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/**
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* hb_face_reference: (skip)
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* @face: a face.
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* @face: A face object
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*
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* Increases the reference count on a face object.
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*
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*
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* Return value:
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* Return value: The @face object
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*
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* Since: 0.9.2
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**/
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@ -253,9 +264,11 @@ hb_face_reference (hb_face_t *face)
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/**
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* hb_face_destroy: (skip)
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* @face: a face.
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*
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*
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* @face: A face object
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*
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* Decreases the reference count on a face object. When the
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* reference count reaches zero, the face is destroyed,
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* freeing all memory.
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*
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* Since: 0.9.2
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**/
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@ -283,15 +296,15 @@ hb_face_destroy (hb_face_t *face)
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/**
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* hb_face_set_user_data: (skip)
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* @face: a face.
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* @key:
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* @data:
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* @destroy:
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* @replace:
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* @face: A face object
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* @key: The user-data key to set
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* @data: A pointer to the user data
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* @destroy: (optional): A callback to call when @data is not needed anymore
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* @replace: Whether to replace an existing data with the same key
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*
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* Attaches a user-data key/data pair to the given face object.
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*
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*
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* Return value:
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* Return value: %true if success, false otherwise
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*
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* Since: 0.9.2
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**/
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@ -307,12 +320,13 @@ hb_face_set_user_data (hb_face_t *face,
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/**
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* hb_face_get_user_data: (skip)
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* @face: a face.
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* @key:
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* @face: A face object
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* @key: The user-data key to query
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*
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* Fetches the user data associated with the specified key,
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* attached to the specified face object.
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*
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*
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* Return value: (transfer none):
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* Return value: (transfer none): A pointer to the user data
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*
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* Since: 0.9.2
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**/
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@ -325,9 +339,9 @@ hb_face_get_user_data (const hb_face_t *face,
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/**
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* hb_face_make_immutable:
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* @face: a face.
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*
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* @face: A face object
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*
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* Makes the given face object immutable.
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*
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* Since: 0.9.2
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**/
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@ -342,11 +356,11 @@ hb_face_make_immutable (hb_face_t *face)
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/**
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* hb_face_is_immutable:
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* @face: a face.
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* @face: A face object
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*
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* Tests whether the given face object is immutable.
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*
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*
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* Return value:
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* Return value: True is @face is immutable, false otherwise
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*
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* Since: 0.9.2
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**/
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@ -359,12 +373,13 @@ hb_face_is_immutable (const hb_face_t *face)
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/**
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* hb_face_reference_table:
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* @face: a face.
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* @tag:
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* @face: A face object
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* @tag: The #hb_tag_t of the table to query
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*
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* Fetches a reference to the specified table within
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* the specified face.
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*
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*
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* Return value: (transfer full):
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* Return value: (transfer full): A pointer to the @tag table within @face
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*
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* Since: 0.9.2
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**/
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@ -380,11 +395,13 @@ hb_face_reference_table (const hb_face_t *face,
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/**
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* hb_face_reference_blob:
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* @face: a face.
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* @face: A face object
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*
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* Fetches a pointer to the binary blob that contains the
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* specified face. Returns an empty blob if referencing face data is not
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* possible.
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*
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*
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* Return value: (transfer full):
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* Return value: (transfer full): A pointer to the blob for @face
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*
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* Since: 0.9.2
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**/
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@ -396,10 +413,13 @@ hb_face_reference_blob (hb_face_t *face)
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/**
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* hb_face_set_index:
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* @face: a face.
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* @index:
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* @face: A face object
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* @index: The index to assign
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*
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* Assigns the specified face-index to @face. Fails if the
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* face is immutable.
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*
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* <note>Note: face indices within a collection are zero-based.</note>
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*
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* Since: 0.9.2
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**/
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@ -415,11 +435,13 @@ hb_face_set_index (hb_face_t *face,
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/**
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* hb_face_get_index:
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* @face: a face.
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* @face: A face object
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*
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* Fetches the face-index corresponding to the given face.
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*
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* <note>Note: face indices within a collection are zero-based.</note>
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*
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* Return value:
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* Return value: The index of @face.
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*
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* Since: 0.9.2
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**/
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@ -431,10 +453,10 @@ hb_face_get_index (const hb_face_t *face)
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/**
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* hb_face_set_upem:
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* @face: a face.
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* @upem:
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*
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* @face: A face object
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* @upem: The units-per-em value to assign
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*
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* Sets the units-per-em (upem) for a face object to the specified value.
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*
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* Since: 0.9.2
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**/
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@ -450,11 +472,11 @@ hb_face_set_upem (hb_face_t *face,
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/**
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* hb_face_get_upem:
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* @face: a face.
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* @face: A face object
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*
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* Fetches the units-per-em (upem) value of the specified face object.
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*
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*
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* Return value:
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* Return value: The upem value of @face
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*
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* Since: 0.9.2
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**/
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@ -466,10 +488,10 @@ hb_face_get_upem (const hb_face_t *face)
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/**
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* hb_face_set_glyph_count:
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* @face: a face.
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* @glyph_count:
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*
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* @face: A face object
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* @glyph_count: The glyph-count value to assign
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*
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* Sets the glyph count for a face object to the specified value.
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*
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* Since: 0.9.7
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**/
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@ -485,11 +507,11 @@ hb_face_set_glyph_count (hb_face_t *face,
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/**
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* hb_face_get_glyph_count:
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* @face: a face.
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* @face: A face object
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*
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* Fetches the glyph-count value of the specified face object.
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*
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*
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* Return value:
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* Return value: The glyph-count value of @face
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*
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* Since: 0.9.7
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**/
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@ -501,14 +523,16 @@ hb_face_get_glyph_count (const hb_face_t *face)
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/**
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* hb_face_get_table_tags:
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* @face: a face.
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* @start_offset: index of first tag to return.
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* @table_count: input length of @table_tags array, output number of items written.
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* @table_tags: array to write tags into.
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* @face: A face object
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* @start_offset: The index of first table tag to retrieve
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* @table_count: (inout): Input = the maximum number of table tags to return;
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* Output = the actual number of table tags returned (may be zero)
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* @table_tags: (out) (array length=table_count): The array of table tags found
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*
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* Retrieves table tags for a face, if possible.
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* Fetches a list of all table tags for a face, if possible. The list returned will
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* begin at the offset provided
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*
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* Return value: total number of tables, or 0 if not possible to list.
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* Return value: Total number of tables, or zero if it is not possible to list
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*
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* Since: 1.6.0
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**/
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@ -542,8 +566,11 @@ hb_face_get_table_tags (const hb_face_t *face,
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#ifndef HB_NO_FACE_COLLECT_UNICODES
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/**
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* hb_face_collect_unicodes:
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* @face: font face.
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* @out: set to add Unicode characters covered by @face to.
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* @face: A face object
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* @out: The set to add Unicode characters to
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*
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* Collects all of the Unicode characters covered by @face and adds
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* them to the #hb_set_t set @out.
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*
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* Since: 1.9.0
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*/
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@ -555,10 +582,11 @@ hb_face_collect_unicodes (hb_face_t *face,
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}
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/**
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* hb_face_collect_variation_selectors:
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* @face: font face.
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* @out: set to add Variation Selector characters covered by @face to.
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*
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* @face: A face object
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* @out: The set to add Variation Selector characters to
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*
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* Collects all Unicode "Variation Selector" characters covered by @face and adds
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* them to the #hb_set_t set @out.
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*
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* Since: 1.9.0
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*/
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@ -570,10 +598,12 @@ hb_face_collect_variation_selectors (hb_face_t *face,
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}
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/**
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* hb_face_collect_variation_unicodes:
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* @face: font face.
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* @out: set to add Unicode characters for @variation_selector covered by @face to.
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*
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* @face: A face object
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* @variation_selector: The Variation Selector to query
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* @out: The set to add Unicode characters to
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*
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* Collects all Unicode characters for @variation_selector covered by @face and adds
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* them to the #hb_set_t set @out.
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*
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* Since: 1.9.0
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*/
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@ -708,6 +738,9 @@ hb_face_builder_create ()
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/**
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* hb_face_builder_add_table:
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* @face: A face object created with hb_face_builder_create()
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* @tag: The #hb_tag_t of the table to add
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* @blob: The blob containing the table data to add
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*
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* Add table for @tag with data provided by @blob to the face. @face must
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* be created using hb_face_builder_create().
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|
|
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@ -46,6 +46,12 @@ hb_face_count (hb_blob_t *blob);
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* hb_face_t
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*/
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/**
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* hb_face_t:
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*
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* Data type for holding font faces.
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*
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**/
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typedef struct hb_face_t hb_face_t;
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HB_EXTERN hb_face_t *
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|
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@ -306,6 +306,9 @@ _hb_ot_get_font_funcs ()
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/**
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* hb_ot_font_set_funcs:
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* @font: #hb_font_t to work upon
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*
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* Sets the font functions to use when working with @font.
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*
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||||
* Since: 0.9.28
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**/
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|
|
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@ -76,7 +76,7 @@
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* Tests whether a face includes any kerning data in the 'kern' table.
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* Does NOT test for kerning lookups in the GPOS table.
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*
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* Return value: true if data found, false otherwise
|
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* Return value: %true if data found, false otherwise
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*
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||||
**/
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bool
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@ -92,7 +92,7 @@ hb_ot_layout_has_kerning (hb_face_t *face)
|
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* Tests whether a face includes any state-machine kerning in the 'kern' table.
|
||||
* Does NOT examine the GPOS table.
|
||||
*
|
||||
* Return value: true if data found, false otherwise
|
||||
* Return value: %true if data found, false otherwise
|
||||
*
|
||||
**/
|
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bool
|
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|
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@ -112,7 +112,7 @@ hb_ot_layout_has_machine_kerning (hb_face_t *face)
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*
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||||
* Does NOT examine the GPOS table.
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||||
*
|
||||
* Return value: true is data found, false otherwise
|
||||
* Return value: %true is data found, false otherwise
|
||||
*
|
||||
**/
|
||||
bool
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||||
|
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@ -268,7 +268,7 @@ _hb_ot_layout_set_glyph_props (hb_font_t *font,
|
|||
*
|
||||
* Tests whether a face has any glyph classes defined in its GDEF table.
|
||||
*
|
||||
* Return value: true if data found, false otherwise
|
||||
* Return value: %true if data found, false otherwise
|
||||
*
|
||||
**/
|
||||
hb_bool_t
|
||||
|
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@ -444,7 +444,7 @@ hb_ot_layout_table_get_script_tags (hb_face_t *face,
|
|||
* Fetches the index if a given script tag in the specified face's GSUB table
|
||||
* or GPOS table.
|
||||
*
|
||||
* Return value: true if the script is found, false otherwise
|
||||
* Return value: %true if the script is found, false otherwise
|
||||
*
|
||||
**/
|
||||
hb_bool_t
|
||||
|
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@ -598,7 +598,7 @@ hb_ot_layout_table_get_feature_tags (hb_face_t *face,
|
|||
* Fetches the index for a given feature tag in the specified face's GSUB table
|
||||
* or GPOS table.
|
||||
*
|
||||
* Return value: true if the feature is found, false otherwise
|
||||
* Return value: %true if the feature is found, false otherwise
|
||||
**/
|
||||
bool
|
||||
hb_ot_layout_table_find_feature (hb_face_t *face,
|
||||
|
|
@ -663,7 +663,7 @@ hb_ot_layout_script_get_language_tags (hb_face_t *face,
|
|||
* Fetches the index of a given language tag in the specified face's GSUB table
|
||||
* or GPOS table, underneath the specified script tag.
|
||||
*
|
||||
* Return value: true if the language tag is found, false otherwise
|
||||
* Return value: %true if the language tag is found, false otherwise
|
||||
*
|
||||
* Since: ??
|
||||
* Deprecated: ??
|
||||
|
|
@ -697,7 +697,7 @@ hb_ot_layout_script_find_language (hb_face_t *face,
|
|||
* Fetches the index of a given language tag in the specified face's GSUB table
|
||||
* or GPOS table, underneath the specified script index.
|
||||
*
|
||||
* Return value: true if the language tag is found, false otherwise
|
||||
* Return value: %true if the language tag is found, false otherwise
|
||||
*
|
||||
* Since: 2.0.0
|
||||
**/
|
||||
|
|
@ -739,7 +739,7 @@ hb_ot_layout_script_select_language (hb_face_t *face,
|
|||
* Fetches the index of a requested feature in the given face's GSUB or GPOS table,
|
||||
* underneath the specified script and language.
|
||||
*
|
||||
* Return value: true if the feature is found, false otherwise
|
||||
* Return value: %true if the feature is found, false otherwise
|
||||
*
|
||||
**/
|
||||
hb_bool_t
|
||||
|
|
@ -770,7 +770,7 @@ hb_ot_layout_language_get_required_feature_index (hb_face_t *face,
|
|||
* Fetches the tag of a requested feature index in the given face's GSUB or GPOS table,
|
||||
* underneath the specified script and language.
|
||||
*
|
||||
* Return value: true if the feature is found, false otherwise
|
||||
* Return value: %true if the feature is found, false otherwise
|
||||
*
|
||||
* Since: 0.9.30
|
||||
**/
|
||||
|
|
@ -877,7 +877,7 @@ hb_ot_layout_language_get_feature_tags (hb_face_t *face,
|
|||
* Fetches the index of a given feature tag in the specified face's GSUB table
|
||||
* or GPOS table, underneath the specified script and language.
|
||||
*
|
||||
* Return value: true if the feature is found, false otherwise
|
||||
* Return value: %true if the feature is found, false otherwise
|
||||
*
|
||||
**/
|
||||
hb_bool_t
|
||||
|
|
@ -1196,7 +1196,7 @@ hb_ot_layout_collect_lookups (hb_face_t *face,
|
|||
* @glyphs_before: (out): Array of glyphs preceding the substitution range
|
||||
* @glyphs_input: (out): Array of input glyphs that would be substituted by the lookup
|
||||
* @glyphs_after: (out): Array of glyphs following the substitution range
|
||||
* @glyphs_output: (out): Array of glyphs that would be the substitued output of the lookup
|
||||
* @glyphs_output: (out): Array of glyphs that would be the substituted output of the lookup
|
||||
*
|
||||
* Fetches a list of all glyphs affected by the specified lookup in the
|
||||
* specified face's GSUB table or GPOS table.
|
||||
|
|
@ -1245,7 +1245,7 @@ hb_ot_layout_lookup_collect_glyphs (hb_face_t *face,
|
|||
* @face: #hb_face_t to work upon
|
||||
* @table_tag: HB_OT_TAG_GSUB or HB_OT_TAG_GPOS
|
||||
* @coords: The variation coordinates to query
|
||||
* @num_coords: The number of variation coorinates
|
||||
* @num_coords: The number of variation coordinates
|
||||
* @variations_index: (out): The array of feature variations found for the query
|
||||
*
|
||||
* Fetches a list of feature variations in the specified face's GSUB table
|
||||
|
|
@ -1310,7 +1310,7 @@ hb_ot_layout_feature_with_variations_get_lookups (hb_face_t *face,
|
|||
*
|
||||
* Tests whether the specified face includes any GSUB substitutions.
|
||||
*
|
||||
* Return value: true if data found, false otherwise
|
||||
* Return value: %true if data found, false otherwise
|
||||
*
|
||||
**/
|
||||
hb_bool_t
|
||||
|
|
@ -1331,7 +1331,7 @@ hb_ot_layout_has_substitution (hb_face_t *face)
|
|||
* Tests whether a specified lookup in the specified face would
|
||||
* trigger a substitution on the given glyph sequence.
|
||||
*
|
||||
* Return value: true if a substitution would be triggered, false otherwise
|
||||
* Return value: %true if a substitution would be triggered, false otherwise
|
||||
*
|
||||
* Since: 0.9.7
|
||||
**/
|
||||
|
|
@ -1488,7 +1488,7 @@ hb_ot_layout_lookups_substitute_closure (hb_face_t *face,
|
|||
* hb_ot_layout_has_positioning:
|
||||
* @face: #hb_face_t to work upon
|
||||
*
|
||||
* Return value: true if the face has GPOS data, false otherwise
|
||||
* Return value: %true if the face has GPOS data, false otherwise
|
||||
*
|
||||
**/
|
||||
hb_bool_t
|
||||
|
|
@ -1561,7 +1561,7 @@ hb_ot_layout_position_finish_offsets (hb_font_t *font, hb_buffer_t *buffer)
|
|||
* For more information on this distinction, see the [`size` feature documentation](
|
||||
* https://docs.microsoft.com/en-us/typography/opentype/spec/features_pt#tag-size).
|
||||
*
|
||||
* Return value: true if data found, false otherwise
|
||||
* Return value: %true if data found, false otherwise
|
||||
*
|
||||
* Since: 0.9.10
|
||||
**/
|
||||
|
|
@ -1625,7 +1625,7 @@ hb_ot_layout_get_size_params (hb_face_t *face,
|
|||
* Fetches name indices from feature parameters for "Stylistic Set" ('ssXX') or
|
||||
* "Character Variant" ('cvXX') features.
|
||||
*
|
||||
* Return value: true if data found, false otherwise
|
||||
* Return value: %true if data found, false otherwise
|
||||
*
|
||||
* Since: 2.0.0
|
||||
**/
|
||||
|
|
|
|||
|
|
@ -1155,6 +1155,12 @@ _hb_ot_shape (hb_shape_plan_t *shape_plan,
|
|||
|
||||
/**
|
||||
* hb_ot_shape_plan_collect_lookups:
|
||||
* @shape_plan: #hb_shape_plan_t to query
|
||||
* @table_tag: GSUB or GPOS
|
||||
* @lookup_indexes: (out): The #hb_set_t set of lookups returned
|
||||
*
|
||||
* Computes the complete set of GSUB or GPOS lookups that are applicable
|
||||
* under a given @shape_plan.
|
||||
*
|
||||
* Since: 0.9.7
|
||||
**/
|
||||
|
|
@ -1189,6 +1195,15 @@ add_char (hb_font_t *font,
|
|||
|
||||
/**
|
||||
* hb_ot_shape_glyphs_closure:
|
||||
* @font: #hb_font_t to work upon
|
||||
* @buffer: The input buffer to compute from
|
||||
* @features: (array length=num_features): The features enabled on the buffer
|
||||
* @num_features: The number of features enabled on the buffer
|
||||
* @glyphs: (out): The #hb_set_t set of glyphs comprising the transitive closure of the query
|
||||
*
|
||||
* Computes the transitive closure of glyphs needed for a specified
|
||||
* input buffer under the given font and feature list. The closure is
|
||||
* computed as a set, not as a list.
|
||||
*
|
||||
* Since: 0.9.2
|
||||
**/
|
||||
|
|
|
|||
|
|
@ -37,10 +37,17 @@
|
|||
* @short_description: Object representing a shaping plan
|
||||
* @include: hb.h
|
||||
*
|
||||
* Shape plans are not used for shaping directly, but can be access to query
|
||||
* certain information about how shaping will perform given a set of input
|
||||
* parameters (script, language, direction, features, etc.)
|
||||
* Most client would not need to deal with shape plans directly.
|
||||
* Shape plans are an internal mechanism. Each plan contains state
|
||||
* describing how HarfBuzz will shape a particular text segment, based on
|
||||
* the combination of segment properties and the capabilities in the
|
||||
* font face in use.
|
||||
*
|
||||
* Shape plans are not used for shaping directly, but can be queried to
|
||||
* access certain information about how shaping will perform, given a set
|
||||
* of specific input parameters (script, language, direction, features,
|
||||
* etc.).
|
||||
*
|
||||
* Most client programs will not need to deal with shape plans directly.
|
||||
**/
|
||||
|
||||
|
||||
|
|
@ -164,15 +171,16 @@ hb_shape_plan_key_t::equal (const hb_shape_plan_key_t *other)
|
|||
|
||||
/**
|
||||
* hb_shape_plan_create: (Xconstructor)
|
||||
* @face:
|
||||
* @props:
|
||||
* @user_features: (array length=num_user_features):
|
||||
* @num_user_features:
|
||||
* @shaper_list: (array zero-terminated=1):
|
||||
* @face: #hb_face_t to use
|
||||
* @props: The #hb_segment_properties_t of the segment
|
||||
* @user_features: (array length=num_user_features): The list of user-selected features
|
||||
* @num_user_features: The number of user-selected features
|
||||
* @shaper_list: (array zero-terminated=1): List of shapers to try
|
||||
*
|
||||
* Constructs a shaping plan for a combination of @face, @user_features, @props,
|
||||
* and @shaper_list.
|
||||
*
|
||||
*
|
||||
* Return value: (transfer full):
|
||||
* Return value: (transfer full): The shaping plan
|
||||
*
|
||||
* Since: 0.9.7
|
||||
**/
|
||||
|
|
@ -189,6 +197,24 @@ hb_shape_plan_create (hb_face_t *face,
|
|||
shaper_list);
|
||||
}
|
||||
|
||||
/**
|
||||
* hb_shape_plan_create2: (Xconstructor)
|
||||
* @face: #hb_face_t to use
|
||||
* @props: The #hb_segment_properties_t of the segment
|
||||
* @user_features: (array length=num_user_features): The list of user-selected features
|
||||
* @num_user_features: The number of user-selected features
|
||||
* @coords: (array length=num_coords): The list of variation-space coordinates
|
||||
* @num_coords: The number of variation-space coordinates
|
||||
* @shaper_list: (array zero-terminated=1): List of shapers to try
|
||||
*
|
||||
* The variable-font version of #hb_shape_plan_create.
|
||||
* Constructs a shaping plan for a combination of @face, @user_features, @props,
|
||||
* and @shaper_list, plus the variation-space coordinates @coords.
|
||||
*
|
||||
* Return value: (transfer full): The shaping plan
|
||||
*
|
||||
* Since: 1.4.0
|
||||
**/
|
||||
hb_shape_plan_t *
|
||||
hb_shape_plan_create2 (hb_face_t *face,
|
||||
const hb_segment_properties_t *props,
|
||||
|
|
@ -248,9 +274,9 @@ bail:
|
|||
/**
|
||||
* hb_shape_plan_get_empty:
|
||||
*
|
||||
* Fetches the singleton empty shaping plan.
|
||||
*
|
||||
*
|
||||
* Return value: (transfer full):
|
||||
* Return value: (transfer full): The empty shaping plan
|
||||
*
|
||||
* Since: 0.9.7
|
||||
**/
|
||||
|
|
@ -262,11 +288,11 @@ hb_shape_plan_get_empty ()
|
|||
|
||||
/**
|
||||
* hb_shape_plan_reference: (skip)
|
||||
* @shape_plan: a shape plan.
|
||||
* @shape_plan: A shaping plan
|
||||
*
|
||||
* Increases the reference count on the given shaping plan.
|
||||
*
|
||||
*
|
||||
* Return value: (transfer full):
|
||||
* Return value: (transfer full): @shape_plan
|
||||
*
|
||||
* Since: 0.9.7
|
||||
**/
|
||||
|
|
@ -278,9 +304,11 @@ hb_shape_plan_reference (hb_shape_plan_t *shape_plan)
|
|||
|
||||
/**
|
||||
* hb_shape_plan_destroy: (skip)
|
||||
* @shape_plan: a shape plan.
|
||||
*
|
||||
* @shape_plan: A shaping plan
|
||||
*
|
||||
* Decreases the reference count on the given shaping plan. When the
|
||||
* reference count reaches zero, the shaping plan is destroyed,
|
||||
* freeing all memory.
|
||||
*
|
||||
* Since: 0.9.7
|
||||
**/
|
||||
|
|
@ -298,13 +326,13 @@ hb_shape_plan_destroy (hb_shape_plan_t *shape_plan)
|
|||
|
||||
/**
|
||||
* hb_shape_plan_set_user_data: (skip)
|
||||
* @shape_plan: a shape plan.
|
||||
* @key:
|
||||
* @data:
|
||||
* @destroy:
|
||||
* @replace:
|
||||
*
|
||||
* @shape_plan: A shaping plan
|
||||
* @key: The user-data key to set
|
||||
* @data: A pointer to the user data
|
||||
* @destroy: A callback to call when @data is not needed anymore
|
||||
* @replace: Whether to replace an existing data with the same key
|
||||
*
|
||||
* Attaches a user-data key/data pair to the given shaping plan.
|
||||
*
|
||||
* Return value:
|
||||
*
|
||||
|
|
@ -322,12 +350,13 @@ hb_shape_plan_set_user_data (hb_shape_plan_t *shape_plan,
|
|||
|
||||
/**
|
||||
* hb_shape_plan_get_user_data: (skip)
|
||||
* @shape_plan: a shape plan.
|
||||
* @key:
|
||||
* @shape_plan: A shaping plan
|
||||
* @key: The user-data key to query
|
||||
*
|
||||
* Fetches the user data associated with the specified key,
|
||||
* attached to the specified shaping plan.
|
||||
*
|
||||
*
|
||||
* Return value: (transfer none):
|
||||
* Return value: (transfer none): A pointer to the user data
|
||||
*
|
||||
* Since: 0.9.7
|
||||
**/
|
||||
|
|
@ -340,11 +369,11 @@ hb_shape_plan_get_user_data (hb_shape_plan_t *shape_plan,
|
|||
|
||||
/**
|
||||
* hb_shape_plan_get_shaper:
|
||||
* @shape_plan: a shape plan.
|
||||
* @shape_plan: A shaping plan
|
||||
*
|
||||
* Fetches the shaper from a given shaping plan.
|
||||
*
|
||||
*
|
||||
* Return value: (transfer none):
|
||||
* Return value: (transfer none): The shaper
|
||||
*
|
||||
* Since: 0.9.7
|
||||
**/
|
||||
|
|
@ -400,15 +429,16 @@ _hb_shape_plan_execute_internal (hb_shape_plan_t *shape_plan,
|
|||
}
|
||||
/**
|
||||
* hb_shape_plan_execute:
|
||||
* @shape_plan: a shape plan.
|
||||
* @font: a font.
|
||||
* @buffer: a buffer.
|
||||
* @features: (array length=num_features):
|
||||
* @num_features:
|
||||
* @shape_plan: A shaping plan
|
||||
* @font: The #hb_font_t to use
|
||||
* @buffer: The #hb_buffer_t to work upon
|
||||
* @features: (array length=num_features): Features to enable
|
||||
* @num_features: The number of features to enable
|
||||
*
|
||||
* Executes the given shaping plan on the specified buffer, using
|
||||
* the given @font and @features.
|
||||
*
|
||||
*
|
||||
* Return value:
|
||||
* Return value:
|
||||
*
|
||||
* Since: 0.9.7
|
||||
**/
|
||||
|
|
@ -435,15 +465,16 @@ hb_shape_plan_execute (hb_shape_plan_t *shape_plan,
|
|||
|
||||
/**
|
||||
* hb_shape_plan_create_cached:
|
||||
* @face:
|
||||
* @props:
|
||||
* @user_features: (array length=num_user_features):
|
||||
* @num_user_features:
|
||||
* @shaper_list: (array zero-terminated=1):
|
||||
* @face: #hb_face_t to use
|
||||
* @props: The #hb_segment_properties_t of the segment
|
||||
* @user_features: (array length=num_user_features): The list of user-selected features
|
||||
* @num_user_features: The number of user-selected features
|
||||
* @shaper_list: (array zero-terminated=1): List of shapers to try
|
||||
*
|
||||
* Creates a cached shaping plan suitable for reuse, for a combination
|
||||
* of @face, @user_features, @props, and @shaper_list.
|
||||
*
|
||||
*
|
||||
* Return value: (transfer full):
|
||||
* Return value: (transfer full): The shaping plan
|
||||
*
|
||||
* Since: 0.9.7
|
||||
**/
|
||||
|
|
@ -460,6 +491,25 @@ hb_shape_plan_create_cached (hb_face_t *face,
|
|||
shaper_list);
|
||||
}
|
||||
|
||||
/**
|
||||
* hb_shape_plan_create_cached2:
|
||||
* @face: #hb_face_t to use
|
||||
* @props: The #hb_segment_properties_t of the segment
|
||||
* @user_features: (array length=num_user_features): The list of user-selected features
|
||||
* @num_user_features: The number of user-selected features
|
||||
* @coords: (array length=num_coords): The list of variation-space coordinates
|
||||
* @num_coords: The number of variation-space coordinates
|
||||
* @shaper_list: (array zero-terminated=1): List of shapers to try
|
||||
*
|
||||
* The variable-font version of #hb_shape_plan_create_cached.
|
||||
* Creates a cached shaping plan suitable for reuse, for a combination
|
||||
* of @face, @user_features, @props, and @shaper_list, plus the
|
||||
* variation-space coordinates @coords.
|
||||
*
|
||||
* Return value: (transfer full): The shaping plan
|
||||
*
|
||||
* Since: 1.4.0
|
||||
**/
|
||||
hb_shape_plan_t *
|
||||
hb_shape_plan_create_cached2 (hb_face_t *face,
|
||||
const hb_segment_properties_t *props,
|
||||
|
|
|
|||
|
|
@ -36,6 +36,20 @@
|
|||
|
||||
HB_BEGIN_DECLS
|
||||
|
||||
/**
|
||||
* hb_shape_plan_t:
|
||||
*
|
||||
* Data type for holding a shaping plan.
|
||||
*
|
||||
* Shape plans contain information about how HarfBuzz will shape a
|
||||
* particular text segment, based on the segment's properties and the
|
||||
* capabilities in the font face in use.
|
||||
*
|
||||
* Shape plans can be queried about how shaping will perform, given a set
|
||||
* of specific input parameters (script, language, direction, features,
|
||||
* etc.).
|
||||
*
|
||||
**/
|
||||
typedef struct hb_shape_plan_t hb_shape_plan_t;
|
||||
|
||||
HB_EXTERN hb_shape_plan_t *
|
||||
|
|
|
|||
|
|
@ -40,11 +40,16 @@
|
|||
* @include: hb.h
|
||||
*
|
||||
* Unicode functions are used to access Unicode character properties.
|
||||
* Client can pass its own Unicode functions to HarfBuzz, or access
|
||||
* the built-in Unicode functions that come with HarfBuzz.
|
||||
* With these functions, client programs can query various properties from
|
||||
* the Unicode Character Database for any code point, such as General
|
||||
* Category (gc), Script (sc), Canonical Combining Class (ccc), etc.
|
||||
*
|
||||
* With the Unicode functions, one can query variour Unicode character
|
||||
* properties, such as General Category, Script, Combining Class, etc.
|
||||
* Client programs can optionally pass in their own Unicode functions
|
||||
* that implement the same queries. The set of functions available is
|
||||
* defined by the virtual methods in #hb_unicode_funcs_t.
|
||||
*
|
||||
* HarfBuzz provides built-in default functions for each method in
|
||||
* #hb_unicode_funcs_t.
|
||||
**/
|
||||
|
||||
|
||||
|
|
@ -133,6 +138,16 @@ hb_unicode_decompose_compatibility_nil (hb_unicode_funcs_t *ufuncs HB_UNUSED
|
|||
#include "hb-icu.h"
|
||||
#endif
|
||||
|
||||
/**
|
||||
* hb_unicode_funcs_get_default:
|
||||
*
|
||||
* Fetches a pointer to the default Unicode-functions structure that is used
|
||||
* when no functions are explicitly set on #hb_buffer_t.
|
||||
*
|
||||
* Return value: (transfer none): a pointer to the #hb_unicode_funcs_t Unicode-functions structure
|
||||
*
|
||||
* Since: 0.9.2
|
||||
**/
|
||||
hb_unicode_funcs_t *
|
||||
hb_unicode_funcs_get_default ()
|
||||
{
|
||||
|
|
@ -155,11 +170,11 @@ hb_unicode_funcs_get_default ()
|
|||
|
||||
/**
|
||||
* hb_unicode_funcs_create: (Xconstructor)
|
||||
* @parent: (nullable):
|
||||
* @parent: (nullable): Parent Unicode-functions structure
|
||||
*
|
||||
* Creates a new #hb_unicode_funcs_t structure of Unicode functions.
|
||||
*
|
||||
*
|
||||
* Return value: (transfer full):
|
||||
* Return value: (transfer full): The Unicode-functions structure
|
||||
*
|
||||
* Since: 0.9.2
|
||||
**/
|
||||
|
|
@ -203,9 +218,9 @@ DEFINE_NULL_INSTANCE (hb_unicode_funcs_t) =
|
|||
/**
|
||||
* hb_unicode_funcs_get_empty:
|
||||
*
|
||||
* Fetches the singleton empty Unicode-functions structure.
|
||||
*
|
||||
*
|
||||
* Return value: (transfer full):
|
||||
* Return value: (transfer full): The empty Unicode-functions structure
|
||||
*
|
||||
* Since: 0.9.2
|
||||
**/
|
||||
|
|
@ -217,11 +232,11 @@ hb_unicode_funcs_get_empty ()
|
|||
|
||||
/**
|
||||
* hb_unicode_funcs_reference: (skip)
|
||||
* @ufuncs: Unicode functions.
|
||||
* @ufuncs: The Unicode-functions structure
|
||||
*
|
||||
* Increases the reference count on a Unicode-functions structure.
|
||||
*
|
||||
*
|
||||
* Return value: (transfer full):
|
||||
* Return value: (transfer full): The Unicode-functions structure
|
||||
*
|
||||
* Since: 0.9.2
|
||||
**/
|
||||
|
|
@ -233,9 +248,11 @@ hb_unicode_funcs_reference (hb_unicode_funcs_t *ufuncs)
|
|||
|
||||
/**
|
||||
* hb_unicode_funcs_destroy: (skip)
|
||||
* @ufuncs: Unicode functions.
|
||||
*
|
||||
* @ufuncs: The Unicode-functions structure
|
||||
*
|
||||
* Decreases the reference count on a Unicode-functions structure. When
|
||||
* the reference count reaches zero, the Unicode-functions structure is
|
||||
* destroyed, freeing all memory.
|
||||
*
|
||||
* Since: 0.9.2
|
||||
**/
|
||||
|
|
@ -256,15 +273,15 @@ hb_unicode_funcs_destroy (hb_unicode_funcs_t *ufuncs)
|
|||
|
||||
/**
|
||||
* hb_unicode_funcs_set_user_data: (skip)
|
||||
* @ufuncs: Unicode functions.
|
||||
* @key:
|
||||
* @data:
|
||||
* @destroy:
|
||||
* @replace:
|
||||
* @ufuncs: The Unicode-functions structure
|
||||
* @key: The user-data key
|
||||
* @data: A pointer to the user data
|
||||
* @destroy: A callback to call when @data is not needed anymore
|
||||
* @replace: Whether to replace an existing data with the same key
|
||||
*
|
||||
* Attaches a user-data key/data pair to the specified Unicode-functions structure.
|
||||
*
|
||||
*
|
||||
* Return value:
|
||||
* Return value: %true if success, false otherwise
|
||||
*
|
||||
* Since: 0.9.2
|
||||
**/
|
||||
|
|
@ -280,12 +297,13 @@ hb_unicode_funcs_set_user_data (hb_unicode_funcs_t *ufuncs,
|
|||
|
||||
/**
|
||||
* hb_unicode_funcs_get_user_data: (skip)
|
||||
* @ufuncs: Unicode functions.
|
||||
* @key:
|
||||
* @ufuncs: The Unicode-functions structure
|
||||
* @key: The user-data key to query
|
||||
*
|
||||
* Fetches the user-data associated with the specified key,
|
||||
* attached to the specified Unicode-functions structure.
|
||||
*
|
||||
*
|
||||
* Return value: (transfer none):
|
||||
* Return value: (transfer none): A pointer to the user data
|
||||
*
|
||||
* Since: 0.9.2
|
||||
**/
|
||||
|
|
@ -299,9 +317,10 @@ hb_unicode_funcs_get_user_data (hb_unicode_funcs_t *ufuncs,
|
|||
|
||||
/**
|
||||
* hb_unicode_funcs_make_immutable:
|
||||
* @ufuncs: Unicode functions.
|
||||
*
|
||||
* @ufuncs: The Unicode-functions structure
|
||||
*
|
||||
* Makes the specified Unicode-functions structure
|
||||
* immutable.
|
||||
*
|
||||
* Since: 0.9.2
|
||||
**/
|
||||
|
|
@ -316,11 +335,12 @@ hb_unicode_funcs_make_immutable (hb_unicode_funcs_t *ufuncs)
|
|||
|
||||
/**
|
||||
* hb_unicode_funcs_is_immutable:
|
||||
* @ufuncs: Unicode functions.
|
||||
* @ufuncs: The Unicode-functions structure
|
||||
*
|
||||
* Tests whether the specified Unicode-functions structure
|
||||
* is immutable.
|
||||
*
|
||||
*
|
||||
* Return value:
|
||||
* Return value: %true if @ufuncs is immutable, false otherwise
|
||||
*
|
||||
* Since: 0.9.2
|
||||
**/
|
||||
|
|
@ -332,11 +352,12 @@ hb_unicode_funcs_is_immutable (hb_unicode_funcs_t *ufuncs)
|
|||
|
||||
/**
|
||||
* hb_unicode_funcs_get_parent:
|
||||
* @ufuncs: Unicode functions.
|
||||
* @ufuncs: The Unicode-functions structure
|
||||
*
|
||||
* Fetches the parent of the Unicode-functions structure
|
||||
* @ufuncs.
|
||||
*
|
||||
*
|
||||
* Return value:
|
||||
* Return value: The parent Unicode-functions structure
|
||||
*
|
||||
* Since: 0.9.2
|
||||
**/
|
||||
|
|
@ -389,14 +410,18 @@ HB_UNICODE_FUNCS_IMPLEMENT_CALLBACKS_SIMPLE
|
|||
|
||||
/**
|
||||
* hb_unicode_compose:
|
||||
* @ufuncs: Unicode functions.
|
||||
* @a:
|
||||
* @b:
|
||||
* @ab: (out):
|
||||
* @ufuncs: The Unicode-functions structure
|
||||
* @a: The first Unicode code point to compose
|
||||
* @b: The second Unicode code point to compose
|
||||
* @ab: (out): The composition of @a, @b
|
||||
*
|
||||
* Fetches the composition of a sequence of two Unicode
|
||||
* code points.
|
||||
*
|
||||
* Calls the composition function of the specified
|
||||
* Unicode-functions structure @ufuncs.
|
||||
*
|
||||
* Return value:
|
||||
* Return value: %true if @a and @b composed, false otherwise
|
||||
*
|
||||
* Since: 0.9.2
|
||||
**/
|
||||
|
|
@ -411,14 +436,17 @@ hb_unicode_compose (hb_unicode_funcs_t *ufuncs,
|
|||
|
||||
/**
|
||||
* hb_unicode_decompose:
|
||||
* @ufuncs: Unicode functions.
|
||||
* @ab:
|
||||
* @a: (out):
|
||||
* @b: (out):
|
||||
* @ufuncs: The Unicode-functions structure
|
||||
* @ab: Unicode code point to decompose
|
||||
* @a: (out): The first code point of the decomposition of @ab
|
||||
* @b: (out): The second code point of the decomposition of @ab
|
||||
*
|
||||
* Fetches the decomposition of a Unicode code point.
|
||||
*
|
||||
* Calls the decomposition function of the specified
|
||||
* Unicode-functions structure @ufuncs.
|
||||
*
|
||||
* Return value:
|
||||
* Return value: %true if @ab was decomposed, false otherwise
|
||||
*
|
||||
* Since: 0.9.2
|
||||
**/
|
||||
|
|
@ -434,11 +462,12 @@ hb_unicode_decompose (hb_unicode_funcs_t *ufuncs,
|
|||
#ifndef HB_DISABLE_DEPRECATED
|
||||
/**
|
||||
* hb_unicode_decompose_compatibility:
|
||||
* @ufuncs: Unicode functions.
|
||||
* @u:
|
||||
* @decomposed: (out):
|
||||
*
|
||||
* @ufuncs: The Unicode-functions structure
|
||||
* @u: Code point to decompose
|
||||
* @decomposed: (out): Compatibility decomposition of @u
|
||||
*
|
||||
* Fetches the compatibility decomposition of a Unicode
|
||||
* code point. Deprecated.
|
||||
*
|
||||
* Return value:
|
||||
*
|
||||
|
|
|
|||
307
src/hb-unicode.h
307
src/hb-unicode.h
|
|
@ -48,7 +48,42 @@ HB_BEGIN_DECLS
|
|||
#define HB_UNICODE_MAX 0x10FFFFu
|
||||
|
||||
|
||||
/* hb_unicode_general_category_t */
|
||||
/**
|
||||
* hb_unicode_general_category_t:
|
||||
* @HB_UNICODE_GENERAL_CATEGORY_CONTROL: (Cc)
|
||||
* @HB_UNICODE_GENERAL_CATEGORY_FORMAT: (Cf)
|
||||
* @HB_UNICODE_GENERAL_CATEGORY_UNASSIGNED: (Cn)
|
||||
* @HB_UNICODE_GENERAL_CATEGORY_PRIVATE_USE: (Co)
|
||||
* @HB_UNICODE_GENERAL_CATEGORY_SURROGATE: (Cs)
|
||||
* @HB_UNICODE_GENERAL_CATEGORY_LOWERCASE_LETTER: (Ll)
|
||||
* @HB_UNICODE_GENERAL_CATEGORY_MODIFIER_LETTER: (Lm)
|
||||
* @HB_UNICODE_GENERAL_CATEGORY_OTHER_LETTER: (Lo)
|
||||
* @HB_UNICODE_GENERAL_CATEGORY_TITLECASE_LETTER: (Lt)
|
||||
* @HB_UNICODE_GENERAL_CATEGORY_UPPERCASE_LETTER: (Lu)
|
||||
* @HB_UNICODE_GENERAL_CATEGORY_SPACING_MARK: (Mc)
|
||||
* @HB_UNICODE_GENERAL_CATEGORY_ENCLOSING_MARK: (Me)
|
||||
* @HB_UNICODE_GENERAL_CATEGORY_NON_SPACING_MARK: (Mn)
|
||||
* @HB_UNICODE_GENERAL_CATEGORY_DECIMAL_NUMBER: (Nd)
|
||||
* @HB_UNICODE_GENERAL_CATEGORY_LETTER_NUMBER: (Nl)
|
||||
* @HB_UNICODE_GENERAL_CATEGORY_OTHER_NUMBER: (No)
|
||||
* @HB_UNICODE_GENERAL_CATEGORY_CONNECT_PUNCTUATION: (Pc)
|
||||
* @HB_UNICODE_GENERAL_CATEGORY_DASH_PUNCTUATION: (Pd)
|
||||
* @HB_UNICODE_GENERAL_CATEGORY_CLOSE_PUNCTUATION: (Pe)
|
||||
* @HB_UNICODE_GENERAL_CATEGORY_FINAL_PUNCTUATION: (Pf)
|
||||
* @HB_UNICODE_GENERAL_CATEGORY_INITIAL_PUNCTUATION: (Pi)
|
||||
* @HB_UNICODE_GENERAL_CATEGORY_OTHER_PUNCTUATION: (Po)
|
||||
* @HB_UNICODE_GENERAL_CATEGORY_OPEN_PUNCTUATION: (Ps)
|
||||
* @HB_UNICODE_GENERAL_CATEGORY_CURRENCY_SYMBOL: (Sc)
|
||||
* @HB_UNICODE_GENERAL_CATEGORY_MODIFIER_SYMBOL: (Sk)
|
||||
* @HB_UNICODE_GENERAL_CATEGORY_MATH_SYMBOL: (Sm)
|
||||
* @HB_UNICODE_GENERAL_CATEGORY_OTHER_SYMBOL: (So)
|
||||
* @HB_UNICODE_GENERAL_CATEGORY_LINE_SEPARATOR: (Zl)
|
||||
* @HB_UNICODE_GENERAL_CATEGORY_PARAGRAPH_SEPARATOR: (Zp)
|
||||
* @HB_UNICODE_GENERAL_CATEGORY_SPACE_SEPARATOR: (Zs)
|
||||
*
|
||||
* Data type for the "General_Category" (gc) property from
|
||||
* the Unicode Character Database.
|
||||
**/
|
||||
|
||||
/* Unicode Character Database property: General_Category (gc) */
|
||||
typedef enum
|
||||
|
|
@ -85,13 +120,72 @@ typedef enum
|
|||
HB_UNICODE_GENERAL_CATEGORY_SPACE_SEPARATOR /* Zs */
|
||||
} hb_unicode_general_category_t;
|
||||
|
||||
/* hb_unicode_combining_class_t */
|
||||
|
||||
/* Note: newer versions of Unicode may add new values. Clients should be ready to handle
|
||||
* any value in the 0..254 range being returned from hb_unicode_combining_class().
|
||||
*/
|
||||
|
||||
/* Unicode Character Database property: Canonical_Combining_Class (ccc) */
|
||||
/**
|
||||
* hb_unicode_combining_class_t:
|
||||
* @HB_UNICODE_COMBINING_CLASS_NOT_REORDERED
|
||||
* @HB_UNICODE_COMBINING_CLASS_OVERLAY
|
||||
* @HB_UNICODE_COMBINING_CLASS_NUKTA
|
||||
* @HB_UNICODE_COMBINING_CLASS_KANA_VOICING
|
||||
* @HB_UNICODE_COMBINING_CLASS_VIRAMA
|
||||
* @HB_UNICODE_COMBINING_CLASS_CCC11: (Hebrew)
|
||||
* @HB_UNICODE_COMBINING_CLASS_CCC12: (Hebrew)
|
||||
* @HB_UNICODE_COMBINING_CLASS_CCC13: (Hebrew)
|
||||
* @HB_UNICODE_COMBINING_CLASS_CCC14: (Hebrew)
|
||||
* @HB_UNICODE_COMBINING_CLASS_CCC15: (Hebrew)
|
||||
* @HB_UNICODE_COMBINING_CLASS_CCC16: (Hebrew)
|
||||
* @HB_UNICODE_COMBINING_CLASS_CCC17: (Hebrew)
|
||||
* @HB_UNICODE_COMBINING_CLASS_CCC18: (Hebrew)
|
||||
* @HB_UNICODE_COMBINING_CLASS_CCC19: (Hebrew)
|
||||
* @HB_UNICODE_COMBINING_CLASS_CCC20: (Hebrew)
|
||||
* @HB_UNICODE_COMBINING_CLASS_CCC21: (Hebrew)
|
||||
* @HB_UNICODE_COMBINING_CLASS_CCC22: (Hebrew)
|
||||
* @HB_UNICODE_COMBINING_CLASS_CCC23: (Hebrew)
|
||||
* @HB_UNICODE_COMBINING_CLASS_CCC24: (Hebrew)
|
||||
* @HB_UNICODE_COMBINING_CLASS_CCC25: (Hebrew)
|
||||
* @HB_UNICODE_COMBINING_CLASS_CCC26: (Hebrew)
|
||||
* @HB_UNICODE_COMBINING_CLASS_CCC28: (Arabic)
|
||||
* @HB_UNICODE_COMBINING_CLASS_CCC29: (Arabic)
|
||||
* @HB_UNICODE_COMBINING_CLASS_CCC30: (Arabic)
|
||||
* @HB_UNICODE_COMBINING_CLASS_CCC31: (Arabic)
|
||||
* @HB_UNICODE_COMBINING_CLASS_CCC32: (Arabic)
|
||||
* @HB_UNICODE_COMBINING_CLASS_CCC33: (Arabic)
|
||||
* @HB_UNICODE_COMBINING_CLASS_CCC34: (Arabic)
|
||||
* @HB_UNICODE_COMBINING_CLASS_CCC35: (Arabic)
|
||||
* @HB_UNICODE_COMBINING_CLASS_CCC36: (Syriac)
|
||||
* @HB_UNICODE_COMBINING_CLASS_CCC84: (Telugu)
|
||||
* @HB_UNICODE_COMBINING_CLASS_CCC91: (Telugu)
|
||||
* @HB_UNICODE_COMBINING_CLASS_CCC103: (Thai)
|
||||
* @HB_UNICODE_COMBINING_CLASS_CCC107: (Thai)
|
||||
* @HB_UNICODE_COMBINING_CLASS_CCC118: (Lao)
|
||||
* @HB_UNICODE_COMBINING_CLASS_CCC122: (Lao)
|
||||
* @HB_UNICODE_COMBINING_CLASS_CCC129: (Tibetan)
|
||||
* @HB_UNICODE_COMBINING_CLASS_CCC130: (Tibetan)
|
||||
* @HB_UNICODE_COMBINING_CLASS_CCC133: (Tibetan)
|
||||
* @HB_UNICODE_COMBINING_CLASS_ATTACHED_BELOW_LEFT
|
||||
* @HB_UNICODE_COMBINING_CLASS_ATTACHED_BELOW
|
||||
* @HB_UNICODE_COMBINING_CLASS_ATTACHED_ABOVE
|
||||
* @HB_UNICODE_COMBINING_CLASS_ATTACHED_ABOVE_RIGHT
|
||||
* @HB_UNICODE_COMBINING_CLASS_BELOW_LEFT
|
||||
* @HB_UNICODE_COMBINING_CLASS_BELOW
|
||||
* @HB_UNICODE_COMBINING_CLASS_BELOW_RIGHT
|
||||
* @HB_UNICODE_COMBINING_CLASS_LEFT
|
||||
* @HB_UNICODE_COMBINING_CLASS_RIGHT
|
||||
* @HB_UNICODE_COMBINING_CLASS_ABOVE_LEFT
|
||||
* @HB_UNICODE_COMBINING_CLASS_ABOVE
|
||||
* @HB_UNICODE_COMBINING_CLASS_ABOVE_RIGHT
|
||||
* @HB_UNICODE_COMBINING_CLASS_DOUBLE_BELOW
|
||||
* @HB_UNICODE_COMBINING_CLASS_DOUBLE_ABOVE
|
||||
* @HB_UNICODE_COMBINING_CLASS_IOTA_SUBSCRIPT
|
||||
* @HB_UNICODE_COMBINING_CLASS_INVALID: 255
|
||||
*
|
||||
* Data type for the Canonical_Combining_Class (ccc) property
|
||||
* from the Unicode Character Database.
|
||||
*
|
||||
* <note>Note: newer versions of Unicode may add new values.
|
||||
* Client programs should be ready to handle any value in the 0..254 range
|
||||
* being returned from hb_unicode_combining_class().</note>
|
||||
*
|
||||
**/
|
||||
typedef enum
|
||||
{
|
||||
HB_UNICODE_COMBINING_CLASS_NOT_REORDERED = 0,
|
||||
|
|
@ -176,6 +270,18 @@ typedef enum
|
|||
* hb_unicode_funcs_t
|
||||
*/
|
||||
|
||||
/**
|
||||
* hb_unicode_funcs_t:
|
||||
*
|
||||
* Data type containing a set of virtual methods used for
|
||||
* accessing various Unicode character properties.
|
||||
*
|
||||
* HarfBuzz provides a default function for each of the
|
||||
* methods in #hb_unicode_funcs_t. Client programs can implement
|
||||
* their own replacements for the individual Unicode functions, as
|
||||
* needed, and replace the default by calling the setter for a
|
||||
* method.
|
||||
**/
|
||||
typedef struct hb_unicode_funcs_t hb_unicode_funcs_t;
|
||||
|
||||
|
||||
|
|
@ -227,40 +333,107 @@ hb_unicode_funcs_get_parent (hb_unicode_funcs_t *ufuncs);
|
|||
|
||||
/* typedefs */
|
||||
|
||||
/**
|
||||
* hb_unicode_combining_class_func_t:
|
||||
*
|
||||
* A virtual method for the #hb_unicode_funcs_t structure.
|
||||
*
|
||||
* This method should retrieve the Canonical Combining Class (ccc)
|
||||
* property for a specified Unicode code point.
|
||||
*
|
||||
**/
|
||||
typedef hb_unicode_combining_class_t (*hb_unicode_combining_class_func_t) (hb_unicode_funcs_t *ufuncs,
|
||||
hb_codepoint_t unicode,
|
||||
void *user_data);
|
||||
|
||||
/**
|
||||
* hb_unicode_general_category_func_t:
|
||||
*
|
||||
* A virtual method for the #hb_unicode_funcs_t structure.
|
||||
*
|
||||
* This method should retrieve the General Category property for
|
||||
* a specified Unicode code point.
|
||||
*
|
||||
**/
|
||||
typedef hb_unicode_general_category_t (*hb_unicode_general_category_func_t) (hb_unicode_funcs_t *ufuncs,
|
||||
hb_codepoint_t unicode,
|
||||
void *user_data);
|
||||
|
||||
/**
|
||||
* hb_unicode_mirroring_func_t:
|
||||
*
|
||||
* A virtual method for the #hb_unicode_funcs_t structure.
|
||||
*
|
||||
* This method should retrieve the Bi-Directional Mirroring Glyph
|
||||
* code point for a specified Unicode code point.
|
||||
*
|
||||
* <note>Note: If a code point does not have a specified
|
||||
* Bi-Directional Mirroring Glyph defined, the method should
|
||||
* return the original code point.</note>
|
||||
*
|
||||
**/
|
||||
typedef hb_codepoint_t (*hb_unicode_mirroring_func_t) (hb_unicode_funcs_t *ufuncs,
|
||||
hb_codepoint_t unicode,
|
||||
void *user_data);
|
||||
|
||||
/**
|
||||
* hb_unicode_script_func_t:
|
||||
*
|
||||
* A virtual method for the #hb_unicode_funcs_t structure.
|
||||
*
|
||||
* This method should retrieve the Script property for a
|
||||
* specified Unicode code point.
|
||||
*
|
||||
**/
|
||||
typedef hb_script_t (*hb_unicode_script_func_t) (hb_unicode_funcs_t *ufuncs,
|
||||
hb_codepoint_t unicode,
|
||||
void *user_data);
|
||||
|
||||
/**
|
||||
* hb_unicode_compose_func_t:
|
||||
*
|
||||
* A virtual method for the #hb_unicode_funcs_t structure.
|
||||
*
|
||||
* This method should compose a sequence of two input Unicode code
|
||||
* points by canonical equivalence, returning the composed code
|
||||
* point in a #hb_codepoint_t output parameter (if successful).
|
||||
* The method must return an #hb_bool_t indicating the success
|
||||
* of the composition.
|
||||
*
|
||||
**/
|
||||
typedef hb_bool_t (*hb_unicode_compose_func_t) (hb_unicode_funcs_t *ufuncs,
|
||||
hb_codepoint_t a,
|
||||
hb_codepoint_t b,
|
||||
hb_codepoint_t *ab,
|
||||
void *user_data);
|
||||
|
||||
/**
|
||||
* hb_unicode_decompose_func_t:
|
||||
*
|
||||
* A virtual method for the #hb_unicode_funcs_t structure.
|
||||
*
|
||||
* This method should decompose an input Unicode code point,
|
||||
* returning the two decomposed code points in #hb_codepoint_t
|
||||
* output parameters (if successful). The method must return an
|
||||
* #hb_bool_t indicating the success of the composition.
|
||||
*
|
||||
**/
|
||||
typedef hb_bool_t (*hb_unicode_decompose_func_t) (hb_unicode_funcs_t *ufuncs,
|
||||
hb_codepoint_t ab,
|
||||
hb_codepoint_t *a,
|
||||
hb_codepoint_t *b,
|
||||
void *user_data);
|
||||
|
||||
/* setters */
|
||||
/* func setters */
|
||||
|
||||
/**
|
||||
* hb_unicode_funcs_set_combining_class_func:
|
||||
* @ufuncs: a Unicode function structure
|
||||
* @func: (closure user_data) (destroy destroy) (scope notified):
|
||||
* @user_data:
|
||||
* @destroy:
|
||||
*
|
||||
* @ufuncs: A Unicode-functions structure
|
||||
* @func: (closure user_data) (destroy destroy) (scope notified): The callback function to assign
|
||||
* @user_data: Data to pass to @func
|
||||
* @destroy: The function to call when @user_data is not needed anymore
|
||||
*
|
||||
* Sets the implementation function for #hb_unicode_combining_class_func_t.
|
||||
*
|
||||
* Since: 0.9.2
|
||||
**/
|
||||
|
|
@ -271,12 +444,12 @@ hb_unicode_funcs_set_combining_class_func (hb_unicode_funcs_t *ufuncs,
|
|||
|
||||
/**
|
||||
* hb_unicode_funcs_set_general_category_func:
|
||||
* @ufuncs: a Unicode function structure
|
||||
* @func: (closure user_data) (destroy destroy) (scope notified):
|
||||
* @user_data:
|
||||
* @destroy:
|
||||
*
|
||||
* @ufuncs: A Unicode-functions structure
|
||||
* @func: (closure user_data) (destroy destroy) (scope notified): The callback function to assign
|
||||
* @user_data: Data to pass to @func
|
||||
* @destroy: The function to call when @user_data is not needed anymore
|
||||
*
|
||||
* Sets the implementation function for #hb_unicode_general_category_func_t.
|
||||
*
|
||||
* Since: 0.9.2
|
||||
**/
|
||||
|
|
@ -287,12 +460,12 @@ hb_unicode_funcs_set_general_category_func (hb_unicode_funcs_t *ufuncs,
|
|||
|
||||
/**
|
||||
* hb_unicode_funcs_set_mirroring_func:
|
||||
* @ufuncs: a Unicode function structure
|
||||
* @func: (closure user_data) (destroy destroy) (scope notified):
|
||||
* @user_data:
|
||||
* @destroy:
|
||||
*
|
||||
* @ufuncs: A Unicode-functions structure
|
||||
* @func: (closure user_data) (destroy destroy) (scope notified): The callback function to assign
|
||||
* @user_data: Data to pass to @func
|
||||
* @destroy: The function to call when @user_data is not needed anymore
|
||||
*
|
||||
* Sets the implementation function for #hb_unicode_mirroring_func_t.
|
||||
*
|
||||
* Since: 0.9.2
|
||||
**/
|
||||
|
|
@ -303,12 +476,12 @@ hb_unicode_funcs_set_mirroring_func (hb_unicode_funcs_t *ufuncs,
|
|||
|
||||
/**
|
||||
* hb_unicode_funcs_set_script_func:
|
||||
* @ufuncs: a Unicode function structure
|
||||
* @func: (closure user_data) (destroy destroy) (scope notified):
|
||||
* @user_data:
|
||||
* @destroy:
|
||||
*
|
||||
* @ufuncs: A Unicode-functions structure
|
||||
* @func: (closure user_data) (destroy destroy) (scope notified): The callback function to assign
|
||||
* @user_data: Data to pass to @func
|
||||
* @destroy: The function to call when @user_data is not needed anymore
|
||||
*
|
||||
* Sets the implementation function for #hb_unicode_script_func_t.
|
||||
*
|
||||
* Since: 0.9.2
|
||||
**/
|
||||
|
|
@ -319,12 +492,12 @@ hb_unicode_funcs_set_script_func (hb_unicode_funcs_t *ufuncs,
|
|||
|
||||
/**
|
||||
* hb_unicode_funcs_set_compose_func:
|
||||
* @ufuncs: a Unicode function structure
|
||||
* @func: (closure user_data) (destroy destroy) (scope notified):
|
||||
* @user_data:
|
||||
* @destroy:
|
||||
*
|
||||
* @ufuncs: A Unicode-functions structure
|
||||
* @func: (closure user_data) (destroy destroy) (scope notified): The callback function to assign
|
||||
* @user_data: Data to pass to @func
|
||||
* @destroy: The function to call when @user_data is not needed anymore
|
||||
*
|
||||
* Sets the implementation function for #hb_unicode_compose_func_t.
|
||||
*
|
||||
* Since: 0.9.2
|
||||
**/
|
||||
|
|
@ -335,12 +508,12 @@ hb_unicode_funcs_set_compose_func (hb_unicode_funcs_t *ufuncs,
|
|||
|
||||
/**
|
||||
* hb_unicode_funcs_set_decompose_func:
|
||||
* @ufuncs: a Unicode function structure
|
||||
* @func: (closure user_data) (destroy destroy) (scope notified):
|
||||
* @user_data:
|
||||
* @destroy:
|
||||
*
|
||||
* @ufuncs: A Unicode-functions structure
|
||||
* @func: (closure user_data) (destroy destroy) (scope notified): The callback function to assign
|
||||
* @user_data: Data to pass to @func
|
||||
* @destroy: The function to call when @user_data is not needed anymore
|
||||
*
|
||||
* Sets the implementation function for #hb_unicode_decompose_func_t.
|
||||
*
|
||||
* Since: 0.9.2
|
||||
**/
|
||||
|
|
@ -353,6 +526,13 @@ hb_unicode_funcs_set_decompose_func (hb_unicode_funcs_t *ufuncs,
|
|||
|
||||
/**
|
||||
* hb_unicode_combining_class:
|
||||
* @ufuncs: The Unicode-functions structure
|
||||
* @unicode: The code point to query
|
||||
*
|
||||
* Retrieves the Canonical Combining Class (ccc) property
|
||||
* of code point @unicode.
|
||||
*
|
||||
* Return value: The #hb_unicode_combining_class_t of @unicode
|
||||
*
|
||||
* Since: 0.9.2
|
||||
**/
|
||||
|
|
@ -362,6 +542,13 @@ hb_unicode_combining_class (hb_unicode_funcs_t *ufuncs,
|
|||
|
||||
/**
|
||||
* hb_unicode_general_category:
|
||||
* @ufuncs: The Unicode-functions structure
|
||||
* @unicode: The code point to query
|
||||
*
|
||||
* Retrieves the General Category (gc) property
|
||||
* of code point @unicode.
|
||||
*
|
||||
* Return value: The #hb_unicode_general_category_t of @unicode
|
||||
*
|
||||
* Since: 0.9.2
|
||||
**/
|
||||
|
|
@ -371,6 +558,13 @@ hb_unicode_general_category (hb_unicode_funcs_t *ufuncs,
|
|||
|
||||
/**
|
||||
* hb_unicode_mirroring:
|
||||
* @ufuncs: The Unicode-functions structure
|
||||
* @unicode: The code point to query
|
||||
*
|
||||
* Retrieves the Bi-directional Mirroring Glyph code
|
||||
* point defined for code point @unicode.
|
||||
*
|
||||
* Return value: The #hb_codepoint_t of the Mirroring Glyph for @unicode
|
||||
*
|
||||
* Since: 0.9.2
|
||||
**/
|
||||
|
|
@ -380,6 +574,13 @@ hb_unicode_mirroring (hb_unicode_funcs_t *ufuncs,
|
|||
|
||||
/**
|
||||
* hb_unicode_script:
|
||||
* @ufuncs: The Unicode-functions structure
|
||||
* @unicode: The code point to query
|
||||
*
|
||||
* Retrieves the #hb_script_t script to which code
|
||||
* point @unicode belongs.
|
||||
*
|
||||
* Return value: The #hb_script_t of @unicode
|
||||
*
|
||||
* Since: 0.9.2
|
||||
**/
|
||||
|
|
@ -387,12 +588,40 @@ HB_EXTERN hb_script_t
|
|||
hb_unicode_script (hb_unicode_funcs_t *ufuncs,
|
||||
hb_codepoint_t unicode);
|
||||
|
||||
/**
|
||||
* hb_unicode_compose:
|
||||
* @ufuncs: The Unicode-functions structure
|
||||
* @a: The first code point to compose
|
||||
* @b: The second code point to compose
|
||||
* @ab: (out): The composed code point
|
||||
*
|
||||
* Composes the code point sequence @a,@b by canonical equivalence into
|
||||
* code point @ab.
|
||||
*
|
||||
* Return value: True is @a,@b composed, false otherwise
|
||||
*
|
||||
* Since: 0.9.2
|
||||
**/
|
||||
HB_EXTERN hb_bool_t
|
||||
hb_unicode_compose (hb_unicode_funcs_t *ufuncs,
|
||||
hb_codepoint_t a,
|
||||
hb_codepoint_t b,
|
||||
hb_codepoint_t *ab);
|
||||
|
||||
/**
|
||||
* hb_unicode_decompose:
|
||||
* @ufuncs: The Unicode-functions structure
|
||||
* @ab: The code point to decompose
|
||||
* @a: (out): The first decomposed code point
|
||||
* @b: (out): The second decomposed code point
|
||||
*
|
||||
* Decomposes code point @ab by canonical equivalence, into code points
|
||||
* @a and @b.
|
||||
*
|
||||
* Return value: True if @ab decomposed, false otherwise
|
||||
*
|
||||
* Since: 0.9.2
|
||||
**/
|
||||
HB_EXTERN hb_bool_t
|
||||
hb_unicode_decompose (hb_unicode_funcs_t *ufuncs,
|
||||
hb_codepoint_t ab,
|
||||
|
|
|
|||
Loading…
Reference in New Issue