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ncplane_dup: don't dup sprixcells #1654

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nick black 2021-05-13 21:09:30 -04:00
parent 8bd73378cf
commit ce2f2c6509
1 changed files with 18 additions and 12 deletions
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30
src/lib/notcurses.c
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@ -555,23 +555,29 @@ ncplane* ncplane_dup(const ncplane* n, void* opaque){
.flags = 0, .flags = 0,
}; };
ncplane* newn = ncplane_create(n->boundto, &nopts); ncplane* newn = ncplane_create(n->boundto, &nopts);
if(newn){ if(newn == NULL){
return NULL;
}
// we don't duplicate sprites...though i'm unsure why not
size_t fbsize = sizeof(*n->fb) * dimx * dimy;
if(n->sprite == NULL){
if(egcpool_dup(&newn->pool, &n->pool)){ if(egcpool_dup(&newn->pool, &n->pool)){
ncplane_destroy(newn); ncplane_destroy(newn);
return NULL; return NULL;
}else{
if(ncplane_cursor_move_yx(newn, n->y, n->x) < 0){
ncplane_destroy(newn);
return NULL;
}
newn->halign = n->halign;
newn->stylemask = ncplane_styles(n);
newn->channels = ncplane_channels(n);
memmove(newn->fb, n->fb, sizeof(*n->fb) * dimx * dimy);
// we dupd the egcpool, so just dup the goffset
newn->basecell = n->basecell;
} }
memmove(newn->fb, n->fb, fbsize);
}else{
memset(newn->fb, 0, fbsize);
} }
if(ncplane_cursor_move_yx(newn, n->y, n->x) < 0){
ncplane_destroy(newn);
return NULL;
}
newn->halign = n->halign;
newn->stylemask = ncplane_styles(n);
newn->channels = ncplane_channels(n);
// we dupd the egcpool, so just dup the goffset
newn->basecell = n->basecell;
return newn; return newn;
} }