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| author | Eli Zaretskii <eliz@gnu.org> | 2021-12-13 21:02:38 +0200 |
|---|---|---|
| committer | Eli Zaretskii <eliz@gnu.org> | 2021-12-13 21:02:38 +0200 |
| commit | cea8deea7288efd15880dc035dccfb8d9866dff8 (patch) | |
| tree | 95c8863ba927cd283e0979ceb00250b73a13b533 | |
| parent | 6170c5036e3802914723a288ef3191b58ef4a42d (diff) | |
| download | emacs-cea8deea7288efd15880dc035dccfb8d9866dff8.tar.gz | |
; * src/xdisp.c (move_it_vertically_backward): Clarify commentary.
| -rw-r--r-- | src/xdisp.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/src/xdisp.c b/src/xdisp.c index 5d687e1c291..597b12d4d68 100644 --- a/src/xdisp.c +++ b/src/xdisp.c @@ -10233,11 +10233,12 @@ move_it_to (struct it *it, ptrdiff_t to_charpos, int to_x, int to_y, int to_vpos /* Move iterator IT backward by a specified y-distance DY, DY >= 0. - If DY > 0, move IT backward at least that many pixels. DY = 0 - means move IT backward to the preceding line start or BEGV. This - function may move over more than DY pixels if IT->current_y - DY - ends up in the middle of a line; in this case IT->current_y will be - set to the top of the line moved to. */ + If DY > 0, move IT backward that many pixels. + DY = 0 means move IT backward to the preceding line start or to BEGV. + This function may move over less or more than DY pixels if + IT->current_y - DY ends up in the middle of a line; in this case + IT->current_y will be set to the top of the line either before or + after the exact pixel coordinate. */ void move_it_vertically_backward (struct it *it, int dy) |