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expose cell_load_direct() #797

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nick black 2020-07-20 03:14:02 -04:00 committed by Nick Black
parent 97571e86af
commit 3aedec2501
2 changed files with 40 additions and 33 deletions
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2
src/lib/egcpool.h
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@ -132,7 +132,7 @@ egcpool_stash(egcpool* pool, const char* egc, size_t ulen){
do{
if(egcpool_alloc_justified(pool, len) || searched){
if(!duplicated){
if((duplicated = strdup(egc)) == NULL){
if((duplicated = strndup(egc, ulen)) == NULL){
return -1;
}
}

71
src/lib/notcurses.c
View File

@ -1283,6 +1283,42 @@ int ncplane_putc_yx(ncplane* n, int y, int x, const cell* c){
return cols;
}
static inline int
cell_load_direct(ncplane* n, cell* c, const char* gcluster, int bytes, int cols){
if(bytes >= 0 && cols >= 0 && bytes <= 1){
cell_release(n, c);
c->channels &= ~CELL_WIDEASIAN_MASK;
c->gcluster = *gcluster;
return !!c->gcluster;
}
if(cols > 1){
c->channels |= CELL_WIDEASIAN_MASK;
}else if(cols >= 0){
c->channels &= ~CELL_WIDEASIAN_MASK;
}else{
return -1;
}
if(!cell_simple_p(c)){
if(strcmp(gcluster, cell_extended_gcluster(n, c)) == 0){
return bytes; // reduce, reuse, recycle
}else{
cell_release(n, c);
}
}
int eoffset = egcpool_stash(&n->pool, gcluster, bytes);
if(eoffset < 0){
return -1;
}
c->gcluster = eoffset + 0x80;
return bytes;
}
int cell_load(ncplane* n, cell* c, const char* gcluster){
int cols;
int bytes = utf8_egc_len(gcluster, &cols);
return cell_load_direct(n, c, gcluster, bytes, cols);
}
int ncplane_putegc_yx(ncplane* n, int y, int x, const char* gclust, int* sbytes){
int cols;
int bytes = utf8_egc_len(gclust, &cols);
@ -1325,9 +1361,11 @@ int ncplane_putegc_yx(ncplane* n, int y, int x, const char* gclust, int* sbytes)
if(wide){
channels |= CELL_WIDEASIAN_MASK;
}
if(cell_prime(n, targ, gclust, n->attrword, channels) < 0){
if(cell_load_direct(n, targ, gclust, bytes, cols) < 0){
return -1;
}
targ->attrword = n->attrword;
targ->channels = channels;
if(wide){ // must set our right wide, and check for further damage
if(n->x < n->lenx - 1){ // check to our right
cell* candidate = &n->fb[nfbcellidx(n, n->y, n->x + 1)];
@ -1398,37 +1436,6 @@ int ncplane_cursor_at(const ncplane* n, cell* c, char** gclust){
return 0;
}
int cell_load(ncplane* n, cell* c, const char* gcluster){
int bytes;
int cols;
if((bytes = utf8_egc_len(gcluster, &cols)) >= 0 && cols >= 0 && bytes <= 1){
cell_release(n, c);
c->channels &= ~CELL_WIDEASIAN_MASK;
c->gcluster = *gcluster;
return !!c->gcluster;
}
if(cols > 1){
c->channels |= CELL_WIDEASIAN_MASK;
}else if(cols >= 0){
c->channels &= ~CELL_WIDEASIAN_MASK;
}else{
return -1;
}
if(!cell_simple_p(c)){
if(strcmp(gcluster, cell_extended_gcluster(n, c)) == 0){
return bytes; // reduce, reuse, recycle
}else{
cell_release(n, c);
}
}
int eoffset = egcpool_stash(&n->pool, gcluster, bytes);
if(eoffset < 0){
return -1;
}
c->gcluster = eoffset + 0x80;
return bytes;
}
unsigned notcurses_supported_styles(const notcurses* nc){
unsigned styles = 0;
styles |= nc->tcache.standout ? NCSTYLE_STANDOUT : 0;