* Red Hat Author(s): Behdad Esfahbod
*/
-#ifndef HB_H_IN
+#if !defined(HB_H_IN) && !defined(HB_NO_SINGLE_HEADER_ERROR)
#error "Include <hb.h> instead."
#endif
HB_BEGIN_DECLS
-
+/**
+ * hb_font_t:
+ *
+ * Data type for holding fonts.
+ *
+ */
typedef struct hb_font_t hb_font_t;
* hb_font_funcs_t
*/
+/**
+ * hb_font_funcs_t:
+ *
+ * Data type containing a set of virtual methods used for
+ * working on #hb_font_t font objects.
+ *
+ * HarfBuzz provides a lightweight default function for each of
+ * the methods in #hb_font_funcs_t. Client programs can implement
+ * their own replacements for the individual font functions, as
+ * needed, and replace the default by calling the setter for a
+ * method.
+ *
+ **/
typedef struct hb_font_funcs_t hb_font_funcs_t;
HB_EXTERN hb_font_funcs_t *
/* font and glyph extents */
-/* Note that typically ascender is positive and descender negative in coordinate systems that grow up. */
-typedef struct hb_font_extents_t
-{
- hb_position_t ascender; /* typographic ascender. */
- hb_position_t descender; /* typographic descender. */
- hb_position_t line_gap; /* suggested line spacing gap. */
+/**
+ * hb_font_extents_t:
+ * @ascender: The height of typographic ascenders.
+ * @descender: The depth of typographic descenders.
+ * @line_gap: The suggested line-spacing gap.
+ *
+ * Font-wide extent values, measured in font units.
+ *
+ * Note that typically @ascender is positive and @descender
+ * negative, in coordinate systems that grow up.
+ **/
+typedef struct hb_font_extents_t {
+ hb_position_t ascender;
+ hb_position_t descender;
+ hb_position_t line_gap;
/*< private >*/
hb_position_t reserved9;
hb_position_t reserved8;
hb_position_t reserved1;
} hb_font_extents_t;
-/* Note that height is negative in coordinate systems that grow up. */
-typedef struct hb_glyph_extents_t
-{
- hb_position_t x_bearing; /* left side of glyph from origin. */
- hb_position_t y_bearing; /* top side of glyph from origin. */
- hb_position_t width; /* distance from left to right side. */
- hb_position_t height; /* distance from top to bottom side. */
+/**
+ * hb_glyph_extents_t:
+ * @x_bearing: Distance from the x-origin to the left extremum of the glyph.
+ * @y_bearing: Distance from the top extremum of the glyph to the y-origin.
+ * @width: Distance from the left extremum of the glyph to the right extremum.
+ * @height: Distance from the top extremum of the glyph to the bottom extremum.
+ *
+ * Glyph extent values, measured in font units.
+ *
+ * Note that @height is negative, in coordinate systems that grow up.
+ **/
+typedef struct hb_glyph_extents_t {
+ hb_position_t x_bearing;
+ hb_position_t y_bearing;
+ hb_position_t width;
+ hb_position_t height;
} hb_glyph_extents_t;
/* func types */
+/**
+ * hb_font_get_font_extents_func_t:
+ * @font: #hb_font_t to work upon
+ * @font_data: @font user data pointer
+ * @extents: (out): The font extents retrieved
+ * @user_data: User data pointer passed by the caller
+ *
+ * This method should retrieve the extents for a font.
+ *
+ **/
typedef hb_bool_t (*hb_font_get_font_extents_func_t) (hb_font_t *font, void *font_data,
hb_font_extents_t *extents,
void *user_data);
+
+/**
+ * hb_font_get_font_h_extents_func_t:
+ *
+ * A virtual method for the #hb_font_funcs_t of an #hb_font_t object.
+ *
+ * This method should retrieve the extents for a font, for horizontal-direction
+ * text segments. Extents must be returned in an #hb_glyph_extents output
+ * parameter.
+ *
+ **/
typedef hb_font_get_font_extents_func_t hb_font_get_font_h_extents_func_t;
+
+/**
+ * hb_font_get_font_v_extents_func_t:
+ *
+ * A virtual method for the #hb_font_funcs_t of an #hb_font_t object.
+ *
+ * This method should retrieve the extents for a font, for vertical-direction
+ * text segments. Extents must be returned in an #hb_glyph_extents output
+ * parameter.
+ *
+ **/
typedef hb_font_get_font_extents_func_t hb_font_get_font_v_extents_func_t;
+/**
+ * hb_font_get_nominal_glyph_func_t:
+ * @font: #hb_font_t to work upon
+ * @font_data: @font user data pointer
+ * @unicode: The Unicode code point to query
+ * @glyph: (out): The glyph ID retrieved
+ * @user_data: User data pointer passed by the caller
+ *
+ * A virtual method for the #hb_font_funcs_t of an #hb_font_t object.
+ *
+ * This method should retrieve the nominal glyph ID for a specified Unicode code
+ * point. Glyph IDs must be returned in a #hb_codepoint_t output parameter.
+ *
+ * Return value: %true if data found, %false otherwise
+ *
+ **/
typedef hb_bool_t (*hb_font_get_nominal_glyph_func_t) (hb_font_t *font, void *font_data,
hb_codepoint_t unicode,
hb_codepoint_t *glyph,
void *user_data);
+
+/**
+ * hb_font_get_variation_glyph_func_t:
+ * @font: #hb_font_t to work upon
+ * @font_data: @font user data pointer
+ * @unicode: The Unicode code point to query
+ * @variation_selector: The variation-selector code point to query
+ * @glyph: (out): The glyph ID retrieved
+ * @user_data: User data pointer passed by the caller
+ *
+ * A virtual method for the #hb_font_funcs_t of an #hb_font_t object.
+ *
+ * This method should retrieve the glyph ID for a specified Unicode code point
+ * followed by a specified Variation Selector code point. Glyph IDs must be
+ * returned in a #hb_codepoint_t output parameter.
+ *
+ * Return value: %true if data found, %false otherwise
+ *
+ **/
typedef hb_bool_t (*hb_font_get_variation_glyph_func_t) (hb_font_t *font, void *font_data,
hb_codepoint_t unicode, hb_codepoint_t variation_selector,
hb_codepoint_t *glyph,
void *user_data);
+
+/**
+ * hb_font_get_nominal_glyphs_func_t:
+ * @font: #hb_font_t to work upon
+ * @font_data: @font user data pointer
+ * @count: number of code points to query
+ * @first_unicode: The first Unicode code point to query
+ * @unicode_stride: The stride between successive code points
+ * @first_glyph: (out): The first glyph ID retrieved
+ * @glyph_stride: The stride between successive glyph IDs
+ * @user_data: User data pointer passed by the caller
+ *
+ * A virtual method for the #hb_font_funcs_t of an #hb_font_t object.
+ *
+ * This method should retrieve the nominal glyph IDs for a sequence of
+ * Unicode code points. Glyph IDs must be returned in a #hb_codepoint_t
+ * output parameter.
+ *
+ * Return value: the number of code points processed
+ *
+ **/
typedef unsigned int (*hb_font_get_nominal_glyphs_func_t) (hb_font_t *font, void *font_data,
unsigned int count,
const hb_codepoint_t *first_unicode,
unsigned int glyph_stride,
void *user_data);
-
+/**
+ * hb_font_get_glyph_advance_func_t:
+ * @font: #hb_font_t to work upon
+ * @font_data: @font user data pointer
+ * @glyph: The glyph ID to query
+ * @user_data: User data pointer passed by the caller
+ *
+ * A virtual method for the #hb_font_funcs_t of an #hb_font_t object.
+ *
+ * This method should retrieve the advance for a specified glyph. The
+ * method must return an #hb_position_t.
+ *
+ * Return value: The advance of @glyph within @font
+ *
+ **/
typedef hb_position_t (*hb_font_get_glyph_advance_func_t) (hb_font_t *font, void *font_data,
hb_codepoint_t glyph,
void *user_data);
+
+/**
+ * hb_font_get_glyph_h_advance_func_t:
+ *
+ * A virtual method for the #hb_font_funcs_t of an #hb_font_t object.
+ *
+ * This method should retrieve the advance for a specified glyph, in
+ * horizontal-direction text segments. Advances must be returned in
+ * an #hb_position_t output parameter.
+ *
+ **/
typedef hb_font_get_glyph_advance_func_t hb_font_get_glyph_h_advance_func_t;
+
+/**
+ * hb_font_get_glyph_v_advance_func_t:
+ *
+ * A virtual method for the #hb_font_funcs_t of an #hb_font_t object.
+ *
+ * This method should retrieve the advance for a specified glyph, in
+ * vertical-direction text segments. Advances must be returned in
+ * an #hb_position_t output parameter.
+ *
+ **/
typedef hb_font_get_glyph_advance_func_t hb_font_get_glyph_v_advance_func_t;
+/**
+ * hb_font_get_glyph_advances_func_t:
+ * @font: #hb_font_t to work upon
+ * @font_data: @font user data pointer
+ * @count: The number of glyph IDs in the sequence queried
+ * @first_glyph: The first glyph ID to query
+ * @glyph_stride: The stride between successive glyph IDs
+ * @first_advance: (out): The first advance retrieved
+ * @advance_stride: The stride between successive advances
+ * @user_data: User data pointer passed by the caller
+ *
+ * A virtual method for the #hb_font_funcs_t of an #hb_font_t object.
+ *
+ * This method should retrieve the advances for a sequence of glyphs.
+ *
+ **/
typedef void (*hb_font_get_glyph_advances_func_t) (hb_font_t* font, void* font_data,
unsigned int count,
const hb_codepoint_t *first_glyph,
hb_position_t *first_advance,
unsigned advance_stride,
void *user_data);
+
+/**
+ * hb_font_get_glyph_h_advances_func_t:
+ *
+ * A virtual method for the #hb_font_funcs_t of an #hb_font_t object.
+ *
+ * This method should retrieve the advances for a sequence of glyphs, in
+ * horizontal-direction text segments.
+ *
+ **/
typedef hb_font_get_glyph_advances_func_t hb_font_get_glyph_h_advances_func_t;
+
+/**
+ * hb_font_get_glyph_v_advances_func_t:
+ *
+ * A virtual method for the #hb_font_funcs_t of an #hb_font_t object.
+ *
+ * This method should retrieve the advances for a sequence of glyphs, in
+ * vertical-direction text segments.
+ *
+ **/
typedef hb_font_get_glyph_advances_func_t hb_font_get_glyph_v_advances_func_t;
+/**
+ * hb_font_get_glyph_origin_func_t:
+ * @font: #hb_font_t to work upon
+ * @font_data: @font user data pointer
+ * @glyph: The glyph ID to query
+ * @x: (out): The X coordinate of the origin
+ * @y: (out): The Y coordinate of the origin
+ * @user_data: User data pointer passed by the caller
+ *
+ * A virtual method for the #hb_font_funcs_t of an #hb_font_t object.
+ *
+ * This method should retrieve the (X,Y) coordinates (in font units) of the
+ * origin for a glyph. Each coordinate must be returned in an #hb_position_t
+ * output parameter.
+ *
+ * Return value: %true if data found, %false otherwise
+ *
+ **/
typedef hb_bool_t (*hb_font_get_glyph_origin_func_t) (hb_font_t *font, void *font_data,
hb_codepoint_t glyph,
hb_position_t *x, hb_position_t *y,
void *user_data);
+
+/**
+ * hb_font_get_glyph_h_origin_func_t:
+ *
+ * A virtual method for the #hb_font_funcs_t of an #hb_font_t object.
+ *
+ * This method should retrieve the (X,Y) coordinates (in font units) of the
+ * origin for a glyph, for horizontal-direction text segments. Each
+ * coordinate must be returned in an #hb_position_t output parameter.
+ *
+ **/
typedef hb_font_get_glyph_origin_func_t hb_font_get_glyph_h_origin_func_t;
+
+/**
+ * hb_font_get_glyph_v_origin_func_t:
+ *
+ * A virtual method for the #hb_font_funcs_t of an #hb_font_t object.
+ *
+ * This method should retrieve the (X,Y) coordinates (in font units) of the
+ * origin for a glyph, for vertical-direction text segments. Each coordinate
+ * must be returned in an #hb_position_t output parameter.
+ *
+ **/
typedef hb_font_get_glyph_origin_func_t hb_font_get_glyph_v_origin_func_t;
+/**
+ * hb_font_get_glyph_kerning_func_t:
+ * @font: #hb_font_t to work upon
+ * @font_data: @font user data pointer
+ * @first_glyph: The glyph ID of the first glyph in the glyph pair
+ * @second_glyph: The glyph ID of the second glyph in the glyph pair
+ * @user_data: User data pointer passed by the caller
+ *
+ * This method should retrieve the kerning-adjustment value for a glyph-pair in
+ * the specified font, for horizontal text segments.
+ *
+ **/
typedef hb_position_t (*hb_font_get_glyph_kerning_func_t) (hb_font_t *font, void *font_data,
hb_codepoint_t first_glyph, hb_codepoint_t second_glyph,
void *user_data);
+/**
+ * hb_font_get_glyph_h_kerning_func_t:
+ *
+ * A virtual method for the #hb_font_funcs_t of an #hb_font_t object.
+ *
+ * This method should retrieve the kerning-adjustment value for a glyph-pair in
+ * the specified font, for horizontal text segments.
+ *
+ **/
typedef hb_font_get_glyph_kerning_func_t hb_font_get_glyph_h_kerning_func_t;
+/**
+ * hb_font_get_glyph_extents_func_t:
+ * @font: #hb_font_t to work upon
+ * @font_data: @font user data pointer
+ * @glyph: The glyph ID to query
+ * @extents: (out): The #hb_glyph_extents_t retrieved
+ * @user_data: User data pointer passed by the caller
+ *
+ * A virtual method for the #hb_font_funcs_t of an #hb_font_t object.
+ *
+ * This method should retrieve the extents for a specified glyph. Extents must be
+ * returned in an #hb_glyph_extents output parameter.
+ *
+ * Return value: %true if data found, %false otherwise
+ *
+ **/
typedef hb_bool_t (*hb_font_get_glyph_extents_func_t) (hb_font_t *font, void *font_data,
hb_codepoint_t glyph,
hb_glyph_extents_t *extents,
void *user_data);
+
+/**
+ * hb_font_get_glyph_contour_point_func_t:
+ * @font: #hb_font_t to work upon
+ * @font_data: @font user data pointer
+ * @glyph: The glyph ID to query
+ * @point_index: The contour-point index to query
+ * @x: (out): The X value retrieved for the contour point
+ * @y: (out): The Y value retrieved for the contour point
+ * @user_data: User data pointer passed by the caller
+ *
+ * A virtual method for the #hb_font_funcs_t of an #hb_font_t object.
+ *
+ * This method should retrieve the (X,Y) coordinates (in font units) for a
+ * specified contour point in a glyph. Each coordinate must be returned as
+ * an #hb_position_t output parameter.
+ *
+ * Return value: %true if data found, %false otherwise
+ *
+ **/
typedef hb_bool_t (*hb_font_get_glyph_contour_point_func_t) (hb_font_t *font, void *font_data,
hb_codepoint_t glyph, unsigned int point_index,
hb_position_t *x, hb_position_t *y,
void *user_data);
+/**
+ * hb_font_get_glyph_name_func_t:
+ * @font: #hb_font_t to work upon
+ * @font_data: @font user data pointer
+ * @glyph: The glyph ID to query
+ * @name: (out) (array length=size): Name string retrieved for the glyph ID
+ * @size: Length of the glyph-name string retrieved
+ * @user_data: User data pointer passed by the caller
+ *
+ * A virtual method for the #hb_font_funcs_t of an #hb_font_t object.
+ *
+ * This method should retrieve the glyph name that corresponds to a
+ * glyph ID. The name should be returned in a string output parameter.
+ *
+ * Return value: %true if data found, %false otherwise
+ *
+ **/
typedef hb_bool_t (*hb_font_get_glyph_name_func_t) (hb_font_t *font, void *font_data,
hb_codepoint_t glyph,
char *name, unsigned int size,
void *user_data);
+
+/**
+ * hb_font_get_glyph_from_name_func_t:
+ * @font: #hb_font_t to work upon
+ * @font_data: @font user data pointer
+ * @name: (array length=len): The name string to query
+ * @len: The length of the name queried
+ * @glyph: (out): The glyph ID retrieved
+ * @user_data: User data pointer passed by the caller
+ *
+ * A virtual method for the #hb_font_funcs_t of an #hb_font_t object.
+ *
+ * This method should retrieve the glyph ID that corresponds to a glyph-name
+ * string.
+ *
+ * Return value: %true if data found, %false otherwise
+ *
+ **/
typedef hb_bool_t (*hb_font_get_glyph_from_name_func_t) (hb_font_t *font, void *font_data,
const char *name, int len, /* -1 means nul-terminated */
hb_codepoint_t *glyph,
/**
* hb_font_funcs_set_font_h_extents_func:
- * @ffuncs: font functions.
- * @func: (closure user_data) (destroy destroy) (scope notified):
- * @user_data:
- * @destroy:
- *
+ * @ffuncs: A font-function structure
+ * @func: (closure user_data) (destroy destroy) (scope notified): The callback function to assign
+ * @user_data: Data to pass to @func
+ * @destroy: (nullable): The function to call when @user_data is not needed anymore
*
+ * Sets the implementation function for #hb_font_get_font_h_extents_func_t.
*
* Since: 1.1.2
**/
/**
* hb_font_funcs_set_font_v_extents_func:
- * @ffuncs: font functions.
- * @func: (closure user_data) (destroy destroy) (scope notified):
- * @user_data:
- * @destroy:
- *
+ * @ffuncs: A font-function structure
+ * @func: (closure user_data) (destroy destroy) (scope notified): The callback function to assign
+ * @user_data: Data to pass to @func
+ * @destroy: (nullable): The function to call when @user_data is not needed anymore
*
+ * Sets the implementation function for #hb_font_get_font_v_extents_func_t.
*
* Since: 1.1.2
**/
/**
* hb_font_funcs_set_nominal_glyph_func:
- * @ffuncs: font functions.
- * @func: (closure user_data) (destroy destroy) (scope notified):
- * @user_data:
- * @destroy:
- *
+ * @ffuncs: A font-function structure
+ * @func: (closure user_data) (destroy destroy) (scope notified): The callback function to assign
+ * @user_data: Data to pass to @func
+ * @destroy: (nullable): The function to call when @user_data is not needed anymore
*
+ * Sets the implementation function for #hb_font_get_nominal_glyph_func_t.
*
* Since: 1.2.3
**/
/**
* hb_font_funcs_set_nominal_glyphs_func:
- * @ffuncs: font functions.
- * @func: (closure user_data) (destroy destroy) (scope notified):
- * @user_data:
- * @destroy:
- *
+ * @ffuncs: A font-function structure
+ * @func: (closure user_data) (destroy destroy) (scope notified): The callback function to assign
+ * @user_data: Data to pass to @func
+ * @destroy: (nullable): The function to call when @user_data is not needed anymore
*
+ * Sets the implementation function for #hb_font_get_nominal_glyphs_func_t.
*
* Since: 2.0.0
**/
/**
* hb_font_funcs_set_variation_glyph_func:
- * @ffuncs: font functions.
- * @func: (closure user_data) (destroy destroy) (scope notified):
- * @user_data:
- * @destroy:
- *
+ * @ffuncs: A font-function structure
+ * @func: (closure user_data) (destroy destroy) (scope notified): The callback function to assign
+ * @user_data: Data to pass to @func
+ * @destroy: (nullable): The function to call when @user_data is not needed anymore
*
+ * Sets the implementation function for #hb_font_get_variation_glyph_func_t.
*
* Since: 1.2.3
**/
/**
* hb_font_funcs_set_glyph_h_advance_func:
- * @ffuncs: font functions.
- * @func: (closure user_data) (destroy destroy) (scope notified):
- * @user_data:
- * @destroy:
- *
+ * @ffuncs: A font-function structure
+ * @func: (closure user_data) (destroy destroy) (scope notified): The callback function to assign
+ * @user_data: Data to pass to @func
+ * @destroy: (nullable): The function to call when @user_data is not needed anymore
*
+ * Sets the implementation function for #hb_font_get_glyph_h_advance_func_t.
*
* Since: 0.9.2
**/
/**
* hb_font_funcs_set_glyph_v_advance_func:
- * @ffuncs: font functions.
- * @func: (closure user_data) (destroy destroy) (scope notified):
- * @user_data:
- * @destroy:
- *
+ * @ffuncs: A font-function structure
+ * @func: (closure user_data) (destroy destroy) (scope notified): The callback function to assign
+ * @user_data: Data to pass to @func
+ * @destroy: (nullable): The function to call when @user_data is not needed anymore
*
+ * Sets the implementation function for #hb_font_get_glyph_v_advance_func_t.
*
* Since: 0.9.2
**/
/**
* hb_font_funcs_set_glyph_h_advances_func:
- * @ffuncs: font functions.
- * @func: (closure user_data) (destroy destroy) (scope notified):
- * @user_data:
- * @destroy:
- *
+ * @ffuncs: A font-function structure
+ * @func: (closure user_data) (destroy destroy) (scope notified): The callback function to assign
+ * @user_data: Data to pass to @func
+ * @destroy: (nullable): The function to call when @user_data is not needed anymore
*
+ * Sets the implementation function for #hb_font_get_glyph_h_advances_func_t.
*
* Since: 1.8.6
**/
/**
* hb_font_funcs_set_glyph_v_advances_func:
- * @ffuncs: font functions.
- * @func: (closure user_data) (destroy destroy) (scope notified):
- * @user_data:
- * @destroy:
- *
+ * @ffuncs: A font-function structure
+ * @func: (closure user_data) (destroy destroy) (scope notified): The callback function to assign
+ * @user_data: Data to pass to @func
+ * @destroy: (nullable): The function to call when @user_data is not needed anymore
*
+ * Sets the implementation function for #hb_font_get_glyph_v_advances_func_t.
*
* Since: 1.8.6
**/
/**
* hb_font_funcs_set_glyph_h_origin_func:
- * @ffuncs: font functions.
- * @func: (closure user_data) (destroy destroy) (scope notified):
- * @user_data:
- * @destroy:
- *
+ * @ffuncs: A font-function structure
+ * @func: (closure user_data) (destroy destroy) (scope notified): The callback function to assign
+ * @user_data: Data to pass to @func
+ * @destroy: (nullable): The function to call when @user_data is not needed anymore
*
+ * Sets the implementation function for #hb_font_get_glyph_h_origin_func_t.
*
* Since: 0.9.2
**/
/**
* hb_font_funcs_set_glyph_v_origin_func:
- * @ffuncs: font functions.
- * @func: (closure user_data) (destroy destroy) (scope notified):
- * @user_data:
- * @destroy:
- *
+ * @ffuncs: A font-function structure
+ * @func: (closure user_data) (destroy destroy) (scope notified): The callback function to assign
+ * @user_data: Data to pass to @func
+ * @destroy: (nullable): The function to call when @user_data is not needed anymore
*
+ * Sets the implementation function for #hb_font_get_glyph_v_origin_func_t.
*
* Since: 0.9.2
**/
/**
* hb_font_funcs_set_glyph_h_kerning_func:
- * @ffuncs: font functions.
- * @func: (closure user_data) (destroy destroy) (scope notified):
- * @user_data:
- * @destroy:
- *
+ * @ffuncs: A font-function structure
+ * @func: (closure user_data) (destroy destroy) (scope notified): The callback function to assign
+ * @user_data: Data to pass to @func
+ * @destroy: (nullable): The function to call when @user_data is not needed anymore
*
+ * Sets the implementation function for #hb_font_get_glyph_h_kerning_func_t.
*
* Since: 0.9.2
**/
/**
* hb_font_funcs_set_glyph_extents_func:
- * @ffuncs: font functions.
- * @func: (closure user_data) (destroy destroy) (scope notified):
- * @user_data:
- * @destroy:
- *
+ * @ffuncs: A font-function structure
+ * @func: (closure user_data) (destroy destroy) (scope notified): The callback function to assign
+ * @user_data: Data to pass to @func
+ * @destroy: (nullable): The function to call when @user_data is not needed anymore
*
+ * Sets the implementation function for #hb_font_get_glyph_extents_func_t.
*
* Since: 0.9.2
**/
/**
* hb_font_funcs_set_glyph_contour_point_func:
- * @ffuncs: font functions.
- * @func: (closure user_data) (destroy destroy) (scope notified):
- * @user_data:
- * @destroy:
- *
+ * @ffuncs: A font-function structure
+ * @func: (closure user_data) (destroy destroy) (scope notified): The callback function to assign
+ * @user_data: Data to pass to @func
+ * @destroy: (nullable): The function to call when @user_data is not needed anymore
*
+ * Sets the implementation function for #hb_font_get_glyph_contour_point_func_t.
*
* Since: 0.9.2
**/
/**
* hb_font_funcs_set_glyph_name_func:
- * @ffuncs: font functions.
- * @func: (closure user_data) (destroy destroy) (scope notified):
- * @user_data:
- * @destroy:
- *
+ * @ffuncs: A font-function structure
+ * @func: (closure user_data) (destroy destroy) (scope notified): The callback function to assign
+ * @user_data: Data to pass to @func
+ * @destroy: (nullable): The function to call when @user_data is not needed anymore
*
+ * Sets the implementation function for #hb_font_get_glyph_name_func_t.
*
* Since: 0.9.2
**/
/**
* hb_font_funcs_set_glyph_from_name_func:
- * @ffuncs: font functions.
- * @func: (closure user_data) (destroy destroy) (scope notified):
- * @user_data:
- * @destroy:
- *
+ * @ffuncs: A font-function structure
+ * @func: (closure user_data) (destroy destroy) (scope notified): The callback function to assign
+ * @user_data: Data to pass to @func
+ * @destroy: (nullable): The function to call when @user_data is not needed anymore
*
+ * Sets the implementation function for #hb_font_get_glyph_from_name_func_t.
*
* Since: 0.9.2
**/
hb_font_get_ptem (hb_font_t *font);
HB_EXTERN void
+hb_font_set_synthetic_slant (hb_font_t *font, float slant);
+
+HB_EXTERN float
+hb_font_get_synthetic_slant (hb_font_t *font);
+
+HB_EXTERN void
hb_font_set_variations (hb_font_t *font,
const hb_variation_t *variations,
unsigned int variations_length);
const float *coords,
unsigned int coords_length);
-#ifdef HB_EXPERIMENTAL_API
HB_EXTERN const float *
hb_font_get_var_coords_design (hb_font_t *font,
unsigned int *length);
-#endif
HB_EXTERN void
hb_font_set_var_coords_normalized (hb_font_t *font,