diff options
Diffstat (limited to 'bin')
| -rw-r--r-- | bin/man1/shotty.1 | 8 | ||||
| -rw-r--r-- | bin/shotty.c | 90 |
2 files changed, 57 insertions, 41 deletions
diff --git a/bin/man1/shotty.1 b/bin/man1/shotty.1 index 9cc3c336..025ff293 100644 --- a/bin/man1/shotty.1 +++ b/bin/man1/shotty.1 @@ -1,4 +1,4 @@ -.Dd July 13, 2019 +.Dd July 14, 2019 .Dt SHOTTY 1 .Os . @@ -8,7 +8,7 @@ . .Sh SYNOPSIS .Nm -.Op Fl Bcs +.Op Fl Bcds .Op Fl b Ar bg .Op Fl f Ar fg .Op Fl h Ar rows @@ -40,6 +40,10 @@ The default value is 0 (black). Show the position of the cursor with reverse video. . +.It Fl d +Output the terminal state +for each CSI sequence. +. .It Fl f Ar fg Set the default foreground color. The default value is 7 (white). diff --git a/bin/shotty.c b/bin/shotty.c index 87486990..a39c4f90 100644 --- a/bin/shotty.c +++ b/bin/shotty.c @@ -49,6 +49,7 @@ struct Cell { static struct Style def = { .fg = 7 }; static uint rows = 24, cols = 80; +static bool debug; static uint y, x; static bool insert; @@ -70,6 +71,44 @@ static void move(struct Cell *dst, struct Cell *src, uint len) { memmove(dst, src, sizeof(*dst) * len); } +static void span(const struct Style *prev, const struct Cell *cell) { + if (!prev || memcmp(&cell->style, prev, sizeof(cell->style))) { + if (prev) printf("</span>"); + uint bg = (cell->style.reverse ? cell->style.fg : cell->style.bg); + uint fg = (cell->style.reverse ? cell->style.bg : cell->style.fg); + printf( + "<span style=\"%s%s%s\" class=\"bg%u fg%u\">", + cell->style.bold ? "font-weight:bold;" : "", + cell->style.italic ? "font-style:italic;" : "", + cell->style.underline ? "text-decoration:underline;" : "", + bg, fg + ); + } + switch (cell->ch) { + break; case '&': printf("&"); + break; case '<': printf("<"); + break; case '>': printf(">"); + break; default: printf("%lc", cell->ch); + } +} + +static void html(bool cursor) { + if (cursor) cell(y, x)->style.reverse ^= true; + printf( + "<pre style=\"width: %uch;\" class=\"bg%u fg%u\">", + cols, def.bg, def.fg + ); + for (uint y = 0; y < rows; ++y) { + for (uint x = 0; x < cols; ++x) { + if (!cell(y, x)->ch) continue; + span(x ? &cell(y, x - 1)->style : NULL, cell(y, x)); + } + printf("</span>\n"); + } + printf("</pre>\n"); + if (cursor) cell(y, x)->style.reverse ^= true; +} + static char updateNUL(wchar_t ch) { switch (ch) { case BS: if (x) x--; return NUL; @@ -260,6 +299,15 @@ static char updateCSI(wchar_t ch) { break; default: warnx("unhandled CSI %lc", ch); } + if (debug) { + printf("CSI %s", (dec ? "? " : "")); + for (uint i = 0; i < n; ++i) { + printf("%s%u ", (i ? "; " : ""), ps[i]); + } + printf("%lc\n", ch); + html(true); + } + dec = false; ps[n = p = 0] = 0; return NUL; @@ -274,28 +322,6 @@ static void update(wchar_t ch) { } } -static void -html(const struct Style *prev, const struct Cell *cell) { - if (!prev || memcmp(&cell->style, prev, sizeof(cell->style))) { - if (prev) printf("</span>"); - uint bg = (cell->style.reverse ? cell->style.fg : cell->style.bg); - uint fg = (cell->style.reverse ? cell->style.bg : cell->style.fg); - printf( - "<span style=\"%s%s%s\" class=\"bg%u fg%u\">", - cell->style.bold ? "font-weight:bold;" : "", - cell->style.italic ? "font-style:italic;" : "", - cell->style.underline ? "text-decoration:underline;" : "", - bg, fg - ); - } - switch (cell->ch) { - break; case '&': printf("&"); - break; case '<': printf("<"); - break; case '>': printf(">"); - break; default: printf("%lc", cell->ch); - } -} - int main(int argc, char *argv[]) { setlocale(LC_CTYPE, ""); @@ -305,11 +331,12 @@ int main(int argc, char *argv[]) { FILE *file = stdin; int opt; - while (0 < (opt = getopt(argc, argv, "Bb:cf:h:sw:"))) { + while (0 < (opt = getopt(argc, argv, "Bb:cdf:h:sw:"))) { switch (opt) { break; case 'B': bright = true; break; case 'b': def.bg = strtoul(optarg, NULL, 0); break; case 'c': cursor = true; + break; case 'd': debug = true; break; case 'f': def.fg = strtoul(optarg, NULL, 0); break; case 'h': rows = strtoul(optarg, NULL, 0); break; case 's': size = true; @@ -351,20 +378,5 @@ int main(int argc, char *argv[]) { } } - if (cursor) { - cell(y, x)->style.reverse ^= true; - } - - printf( - "<pre style=\"width: %uch;\" class=\"bg%u fg%u\">", - cols, def.bg, def.fg - ); - for (uint y = 0; y < rows; ++y) { - for (uint x = 0; x < cols; ++x) { - if (!cell(y, x)->ch) continue; - html(x ? &cell(y, x - 1)->style : NULL, cell(y, x)); - } - printf("</span>\n"); - } - printf("</pre>\n"); + html(cursor); } |