Commit | Line | Data |
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d427b66a | 1 | /* Definitions for interface to indent.c |
ab422c4d | 2 | Copyright (C) 1985-1986, 2001-2013 Free Software Foundation, Inc. |
d427b66a JB |
3 | |
4 | This file is part of GNU Emacs. | |
5 | ||
b9b1cc14 | 6 | GNU Emacs is free software: you can redistribute it and/or modify |
d427b66a | 7 | it under the terms of the GNU General Public License as published by |
b9b1cc14 GM |
8 | the Free Software Foundation, either version 3 of the License, or |
9 | (at your option) any later version. | |
d427b66a JB |
10 | |
11 | GNU Emacs is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
b9b1cc14 | 17 | along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */ |
d427b66a | 18 | |
d427b66a JB |
19 | struct position |
20 | { | |
d311d28c PE |
21 | ptrdiff_t bufpos; |
22 | ptrdiff_t bytepos; | |
83155776 SM |
23 | EMACS_INT hpos; |
24 | EMACS_INT vpos; | |
25 | EMACS_INT prevhpos; | |
d311d28c | 26 | int contin; |
d427b66a JB |
27 | }; |
28 | ||
c54aa166 DA |
29 | struct position *compute_motion (ptrdiff_t from, ptrdiff_t frombyte, |
30 | EMACS_INT fromvpos, EMACS_INT fromhpos, | |
31 | bool did_motion, ptrdiff_t to, | |
32 | EMACS_INT tovpos, EMACS_INT tohpos, | |
7c85f529 | 33 | EMACS_INT width, ptrdiff_t hscroll, |
d311d28c | 34 | int tab_offset, struct window *); |
c54aa166 DA |
35 | struct position *vmotion (ptrdiff_t from, ptrdiff_t from_byte, |
36 | EMACS_INT vtarget, struct window *); | |
d311d28c PE |
37 | ptrdiff_t skip_invisible (ptrdiff_t pos, ptrdiff_t *next_boundary_p, |
38 | ptrdiff_t to, Lisp_Object window); | |
d427b66a JB |
39 | |
40 | /* Value of point when current_column was called */ | |
d311d28c | 41 | extern ptrdiff_t last_known_column_point; |
63dec5bd JB |
42 | |
43 | /* Functions for dealing with the column cache. */ | |
44 | ||
e0f24100 | 45 | /* Return true if the display table DISPTAB specifies the same widths |
63dec5bd JB |
46 | for characters as WIDTHTAB. We use this to decide when to |
47 | invalidate the buffer's column_cache. */ | |
578098f3 PE |
48 | bool disptab_matches_widthtab (struct Lisp_Char_Table *disptab, |
49 | struct Lisp_Vector *widthtab); | |
63dec5bd JB |
50 | |
51 | /* Recompute BUF's width table, using the display table DISPTAB. */ | |
383e0970 J |
52 | void recompute_width_table (struct buffer *buf, |
53 | struct Lisp_Char_Table *disptab); |