-typedef hb_codepoint_t (*hb_font_get_glyph_func_t) (hb_font_t *font, const void *user_data,
- hb_codepoint_t unicode, hb_codepoint_t variation_selector);
-typedef void (*hb_font_get_glyph_advance_func_t) (hb_font_t *font, const void *user_data,
- hb_codepoint_t glyph,
- hb_position_t *x_advance, hb_position_t *y_advance);
-typedef void (*hb_font_get_glyph_extents_func_t) (hb_font_t *font, const void *user_data,
- hb_codepoint_t glyph,
- hb_glyph_extents_t *extents);
-typedef hb_bool_t (*hb_font_get_contour_point_func_t) (hb_font_t *font, const void *user_data,
- unsigned int point_index, hb_codepoint_t glyph,
- hb_position_t *x, hb_position_t *y);
-typedef hb_position_t (*hb_font_get_kerning_func_t) (hb_font_t *font, const void *user_data,
- hb_codepoint_t first_glyph, hb_codepoint_t second_glyph);
+
+/* func types */
+
+typedef hb_bool_t (*hb_font_get_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);
+
+
+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);
+typedef hb_font_get_glyph_advance_func_t hb_font_get_glyph_h_advance_func_t;
+typedef hb_font_get_glyph_advance_func_t hb_font_get_glyph_v_advance_func_t;
+
+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);
+typedef hb_font_get_glyph_origin_func_t hb_font_get_glyph_h_origin_func_t;
+typedef hb_font_get_glyph_origin_func_t hb_font_get_glyph_v_origin_func_t;
+
+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);
+typedef hb_font_get_glyph_kerning_func_t hb_font_get_glyph_h_kerning_func_t;
+typedef hb_font_get_glyph_kerning_func_t hb_font_get_glyph_v_kerning_func_t;