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Diffstat (limited to 'source/luametatex/source/tex/texlocalboxes.h')
| -rw-r--r-- | source/luametatex/source/tex/texlocalboxes.h | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/source/luametatex/source/tex/texlocalboxes.h b/source/luametatex/source/tex/texlocalboxes.h new file mode 100644 index 000000000..6c37ea1ae --- /dev/null +++ b/source/luametatex/source/tex/texlocalboxes.h @@ -0,0 +1,35 @@ +/* + See license.txt in the root of this project. +*/ + +# ifndef LMT_LOCALBOXES_H +# define LMT_LOCALBOXES_H + +/*tex Todo: determine when to update (grouping, copying) or when to replace. */ + +extern halfword tex_get_local_boxes (halfword location); +extern void tex_set_local_boxes (halfword b, halfword location); +extern halfword tex_use_local_boxes (halfword p, halfword location); +extern void tex_update_local_boxes (halfword b, halfword index, halfword location); +extern void tex_replace_local_boxes (halfword par, halfword b, halfword index, halfword location); +extern void tex_reset_local_boxes (halfword index, halfword location); + +extern void tex_add_local_boxes (halfword p); +extern void tex_scan_local_boxes_keys (quarterword *options, halfword *index); +extern halfword tex_valid_box_index (halfword n); + +/*tex Helpers, just in case we decide to be more sparse. */ + +extern scaled tex_get_local_left_width (halfword p); +extern scaled tex_get_local_right_width (halfword p); + +extern void tex_set_local_left_width (halfword p, scaled width); +extern void tex_set_local_right_width (halfword p, scaled width); + +extern halfword tex_get_local_interline_penalty (halfword p); +extern halfword tex_get_local_broken_penalty (halfword p); + +extern void tex_set_local_interline_penalty (halfword p, halfword penalty); +extern void tex_set_local_broken_penalty (halfword p, halfword penalty); + +# endif
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