diff options
Diffstat (limited to 'rufl.h')
| -rw-r--r-- | rufl.h | 44 |
1 files changed, 44 insertions, 0 deletions
@@ -55,6 +55,17 @@ extern char **rufl_family_list; /** Number of entries in rufl_family_list. */ extern unsigned int rufl_family_list_entries; +/* Callbacks used by rufl_decompose_glyph */ +typedef int (*rufl_move_to_func)(os_coord *to, void *user); +typedef int (*rufl_line_to_func)(os_coord *to, void *user); +typedef int (*rufl_cubic_to_func)(os_coord *control1, os_coord *control2, + os_coord *to, void *user); + +struct rufl_decomp_funcs { + rufl_move_to_func move_to; + rufl_line_to_func line_to; + rufl_cubic_to_func cubic_to; +}; /** * Initialise RUfl. @@ -126,6 +137,39 @@ rufl_code rufl_paint_callback(const char *font_family, rufl_style font_style, /** + * Decompose a glyph to a path. + */ + +rufl_code rufl_decompose_glyph(const char *font_family, + rufl_style font_style, unsigned int font_size, + const char *string, size_t length, + struct rufl_decomp_funcs *funcs, void *user); + + +/** + * Read metrics for a font + */ + +rufl_code rufl_font_metrics(const char *font_family, rufl_style font_style, + os_box *bbox, int *xkern, int *ykern, int *italic, + int *ascent, int *descent, + int *xheight, int *cap_height, + signed char *uline_position, unsigned char *uline_thickness); + + +/** + * Read metrics for a glyph + */ + +rufl_code rufl_glyph_metrics(const char *font_family, + rufl_style font_style, unsigned int font_size, + const char *string, size_t length, + int *x_bearing, int *y_bearing, + int *width, int *height, + int *x_advance, int *y_advance); + + +/** * Determine the maximum bounding box of a font. */ |