circlecloud
/
tmux
mirror of https://github.com/tmux/tmux.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity

If there is a double width character at the very end of the line with 

not enough room to draw it, just leave it out.
pull/1161/head
nicm 2017-11-15 19:18:57 +00:00
parent d81fa579c3
commit aeda2e5808
1 changed files with 16 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

23
tty.c
View File

@ -882,6 +882,7 @@ void
tty_draw_line(struct tty *tty, const struct window_pane *wp,
struct screen *s, u_int py, u_int ox, u_int oy)
{
struct grid *gd = s->grid;
struct grid_cell gc, last;
u_int i, j, ux, sx, nx, width;
int flags, cleared = 0;
@ -900,15 +901,15 @@ tty_draw_line(struct tty *tty, const struct window_pane *wp,
* there may be empty background cells after it (from BCE).
*/
sx = screen_size_x(s);
if (sx > s->grid->linedata[s->grid->hsize + py].cellsize)
sx = s->grid->linedata[s->grid->hsize + py].cellsize;
if (sx > gd->linedata[gd->hsize + py].cellsize)
sx = gd->linedata[gd->hsize + py].cellsize;
if (sx > tty->sx)
sx = tty->sx;
ux = 0;
if (wp == NULL ||
py == 0 ||
(~s->grid->linedata[s->grid->hsize + py - 1].flags & GRID_LINE_WRAPPED) ||
(~gd->linedata[gd->hsize + py - 1].flags & GRID_LINE_WRAPPED) ||
ox != 0 ||
tty->cx < tty->sx ||
screen_size_x(s) < tty->sx) {
@ -932,7 +933,7 @@ tty_draw_line(struct tty *tty, const struct window_pane *wp,
width = 0;
for (i = 0; i < sx; i++) {
grid_view_get_cell(s->grid, i, py, &gc);
grid_view_get_cell(gd, i, py, &gc);
if (len != 0 &&
(((~tty->flags & TTY_UTF8) &&
(gc.data.size != 1 ||
@ -943,6 +944,7 @@ tty_draw_line(struct tty *tty, const struct window_pane *wp,
gc.attr != last.attr ||
gc.fg != last.fg ||
gc.bg != last.bg ||
ux + width + gc.data.width >= screen_size_x(s) ||
(sizeof buf) - len < gc.data.size)) {
tty_attributes(tty, &last, wp);
tty_putn(tty, buf, len, width);
@ -956,7 +958,14 @@ tty_draw_line(struct tty *tty, const struct window_pane *wp,
screen_select_cell(s, &last, &gc);
else
memcpy(&last, &gc, sizeof last);
if (((~tty->flags & TTY_UTF8) &&
if (ux + gc.data.width > screen_size_x(s))
for (j = 0; j < gc.data.width; j++) {
if (ux + j > screen_size_x(s))
break;
tty_putc(tty, ' ');
ux++;
}
else if (((~tty->flags & TTY_UTF8) &&
(gc.data.size != 1 ||
*gc.data.data >= 0x7f ||
gc.data.width != 1)) ||
@ -993,8 +1002,8 @@ tty_draw_line(struct tty *tty, const struct window_pane *wp,
}
}
nx = screen_size_x(s) - ux;
if (!cleared && ux < tty->sx && nx != 0) {
if (!cleared && ux < screen_size_x(s)) {
nx = screen_size_x(s) - ux;
tty_default_attributes(tty, wp, 8);
tty_clear_line(tty, wp, oy + py, ox + ux, nx, 8);
}