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[sixel_wipe] set SIXEL_P2_TRANS #1527

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nick black 2021-04-14 00:48:16 -04:00
parent 567c351b8f
commit 39335bc210
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2 changed files with 12 additions and 0 deletions
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11
src/lib/sixel.c
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@ -540,3 +540,14 @@ int sprite_sixel_init(int fd){
// the upper left corner of the screen).
return tty_emit("\e[?80;8452h", fd);
}
// we return -1 because we're not doing a proper wipe -- that's not possible
// using sixel. we just mark it as partially transparent, so that if it's
// redrawn, it's redrawn using P2=1.
int sixel_wipe(const notcurses* nc, sprixel* s, int ycell, int xcell){
(void)nc;
(void)ycell;
(void)xcell;
change_p2(s->glyph, SIXEL_P2_TRANS);
return -1;
}

1
src/lib/terminfo.c
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@ -338,6 +338,7 @@ setup_sixel(tinfo* ti){
ti->sixel_maxx = 4096; // whee!
ti->sixel_maxy = 4096;
ti->pixel_destroy = sixel_delete;
ti->pixel_cell_wipe = sixel_wipe;
}
// query for Sixel support