Store SIXELs as a box for the moment.

pull/3363/head
Nicholas Marriott 2019-11-30 09:17:18 +00:00
parent 5d8dbcdf3d
commit b1904c9b8d
4 changed files with 55 additions and 2 deletions

View File

@ -1676,7 +1676,21 @@ screen_write_rawstring(struct screen_write_ctx *ctx, u_char *str, u_int len)
void
screen_write_sixelimage(struct screen_write_ctx *ctx, struct sixel_image *si)
{
struct tty_ctx ttyctx;
struct tty_ctx ttyctx;
struct screen *s = ctx->s, *image;
u_int sx = screen_size_x(s), sy = screen_size_y(s);
image = sixel_to_screen(si);
if (image == NULL)
return;
sx = sx - s->cx;
if (sx > screen_size_x(image))
sx = screen_size_x(image);
sy = sy - s->cx;
if (sy > screen_size_x(image))
sy = screen_size_x(image);
screen_write_fast_copy(ctx, image, 0, 0, sx, sy);
screen_write_initctx(ctx, &ttyctx);
ttyctx.ptr = si;

34
sixel.c
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@ -517,3 +517,37 @@ sixel_print(struct sixel_image *si, struct sixel_image *map, size_t *size)
free(contains);
return (buf);
}
struct screen *
sixel_to_screen(struct sixel_image *si)
{
struct screen *s;
struct screen_write_ctx ctx;
struct grid_cell gc;
u_int x, y, sx, sy;
sixel_size_in_cells(si, &sx, &sy);
s = xmalloc(sizeof *s);
screen_init(s, sx, sy, 0);
memcpy(&gc, &grid_default_cell, sizeof gc);
gc.attr |= (GRID_ATTR_CHARSET|GRID_ATTR_DIM);
utf8_set(&gc.data, '~');
screen_write_start(&ctx, NULL, s);
if (sx == 1 || sy == 1) {
for (y = 0; y < sy; y++) {
for (x = 0; x < sx; x++)
grid_view_set_cell(s->grid, x, y, &gc);
}
} else {
screen_write_box(&ctx, sx, sy);
for (y = 1; y < sy - 1; y++) {
for (x = 1; x < sx - 1; x++)
grid_view_set_cell(s->grid, x, y, &gc);
}
}
screen_write_stop(&ctx);
return (s);
}

1
tmux.h
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@ -2714,5 +2714,6 @@ struct sixel_image *sixel_scale(struct sixel_image *, u_int, u_int, u_int,
u_int, u_int, u_int);
char *sixel_print(struct sixel_image *, struct sixel_image *,
size_t *);
struct screen *sixel_to_screen(struct sixel_image *);
#endif /* TMUX_H */

6
tty.c
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@ -1884,8 +1884,10 @@ tty_cmd_sixelimage(struct tty *tty, const struct tty_ctx *ctx)
u_int cx = s->cx, cy = s->cy, sx, sy;
u_int i, j, x, y, rx, ry;
if ((~flags & TERM_SIXEL) && tty_term_has(tty->term, TTYC_SXL))
if ((~flags & TERM_SIXEL) && !tty_term_has(tty->term, TTYC_SXL)) {
wp->flags |= PANE_REDRAW;
return;
}
if (tty->xpixel == 0 || tty->ypixel == 0)
return;
@ -1906,6 +1908,8 @@ tty_cmd_sixelimage(struct tty *tty, const struct tty_ctx *ctx)
data = sixel_print(new, si, &size);
if (data != NULL) {
log_debug("%s: %zu bytes: %s", __func__, size, data);
tty_region_off(tty);
tty_margin_off(tty);
tty_cursor(tty, x, y);
tty->flags |= TTY_NOBLOCK;