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progress bars: 8x resolution #1209

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nick black 2020-12-13 12:07:12 -05:00
parent d5574cab9a
commit 91431f84d9
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GPG Key ID: 5F43400C21CBFACC
1 changed files with 21 additions and 3 deletions
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24
src/lib/progbar.c
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@ -28,14 +28,25 @@ progbar_redraw(ncprogbar* n){
ncplane_dim_yx(ncprogbar_plane(n), &dimy, &dimx);
const bool horizontal = dimx > dimy;
int range, delt, pos;
const wchar_t* egcs;
if(horizontal){
range = dimx;
delt = 1;
pos = 0;
if(n->retrograde){
egcs = L"🮇🮇🮈▐🮉🮊🮋█";
}else{
egcs = L"▏▎▍▌▋▊▉█";
}
}else{
range = dimy;
delt = -1;
pos = range - 1;
if(n->retrograde){
egcs = L"▁▂▃▄▅▆▇█";
}else{
egcs = L"▔🮂🮃▀🮄🮅🮆█";
}
}
ncplane_set_channels(ncprogbar_plane(n), n->channels);
double progress = n->progress * range;
@ -52,18 +63,25 @@ progbar_redraw(ncprogbar* n){
}else if(!horizontal){
progress = range - progress;
}
double eachcell = (1.0 / range); // how much each cell is worth
int covered = 0;
double cfloor = 0;
while((delt < 0 && pos > progress) || (delt > 0 && pos < progress)){
//fprintf(stderr, "progress: %g pos: %d range: %d delt: %d\n", progress, pos, range, delt);
double chunk = n->progress - cfloor;
const wchar_t egc = egcs[chunk >= eachcell ? 7 : (int)(chunk / (eachcell / 8))];
//fprintf(stderr, "egc: %lc progress: %g pos: %d range: %d delt: %d chunk: %g\n", egc, progress, pos, range, delt, chunk);
if(horizontal){
if(ncplane_putegc_yx(ncprogbar_plane(n), 0, pos, "█", NULL) <= 0){
if(ncplane_putwc_yx(ncprogbar_plane(n), 0, pos, egc) <= 0){
return -1;
}
}else{
if(ncplane_putegc_yx(ncprogbar_plane(n), pos, 0, "█", NULL) <= 0){
if(ncplane_putwc_yx(ncprogbar_plane(n), pos, 0, egc) <= 0){
return -1;
}
}
pos += delt;
cfloor += eachcell;
++covered;
}
return 0;
}