diff options
Diffstat (limited to 'src/3rdparty/harfbuzz-ng/src/hb-buffer-private.hh')
| -rw-r--r-- | src/3rdparty/harfbuzz-ng/src/hb-buffer-private.hh | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/src/3rdparty/harfbuzz-ng/src/hb-buffer-private.hh b/src/3rdparty/harfbuzz-ng/src/hb-buffer-private.hh index a8cf770244..3a2b9ab481 100644 --- a/src/3rdparty/harfbuzz-ng/src/hb-buffer-private.hh +++ b/src/3rdparty/harfbuzz-ng/src/hb-buffer-private.hh @@ -31,7 +31,6 @@ #define HB_BUFFER_PRIVATE_HH #include "hb-private.hh" -#include "hb-buffer.h" #include "hb-object-private.hh" #include "hb-unicode-private.hh" @@ -103,6 +102,8 @@ struct hb_buffer_t { inline unsigned int backtrack_len (void) const { return have_output? out_len : idx; } + inline unsigned int lookahead_len (void) const + { return len - idx; } inline unsigned int next_serial (void) { return serial++; } HB_INTERNAL void allocate_var (unsigned int byte_i, unsigned int count, const char *owner); @@ -134,6 +135,7 @@ struct hb_buffer_t { HB_INTERNAL void output_info (const hb_glyph_info_t &glyph_info); /* Copies glyph at idx to output but doesn't advance idx */ HB_INTERNAL void copy_glyph (void); + HB_INTERNAL bool move_to (unsigned int i); /* i is output-buffer index. */ /* Copies glyph at idx to output and advance idx. * If there's no output, just advance idx. */ inline void @@ -178,11 +180,13 @@ struct hb_buffer_t { HB_INTERNAL bool enlarge (unsigned int size); inline bool ensure (unsigned int size) - { return likely (size < allocated) ? true : enlarge (size); } + { return likely (!size || size < allocated) ? true : enlarge (size); } HB_INTERNAL bool make_room_for (unsigned int num_in, unsigned int num_out); + HB_INTERNAL bool shift_forward (unsigned int count); - HB_INTERNAL void *get_scratch_buffer (unsigned int *size); + typedef long scratch_buffer_t; + HB_INTERNAL scratch_buffer_t *get_scratch_buffer (unsigned int *size); inline void clear_context (unsigned int side) { context_len[side] = 0; } }; |