diff options
author | June McEnroe <june@causal.agency> | 2020-02-01 21:57:11 -0500 |
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committer | June McEnroe <june@causal.agency> | 2020-02-01 21:57:11 -0500 |
commit | cd3dc4ef4caaad3a696ad731c197f50105119b31 (patch) | |
tree | 6ccf332a263c06236c654ad9b6f00347e3410107 /ui.c | |
parent | Generate tags file (diff) | |
download | test-cd3dc4ef4caaad3a696ad731c197f50105119b31.tar.gz test-cd3dc4ef4caaad3a696ad731c197f50105119b31.zip |
Parse IRC styling in UI
Wow the colorPair thing actually works. Have I finally cracked curses colors?
Diffstat (limited to 'ui.c')
-rw-r--r-- | ui.c | 75 |
1 files changed, 73 insertions, 2 deletions
diff --git a/ui.c b/ui.c index 0295c8d..83c4bc7 100644 --- a/ui.c +++ b/ui.c @@ -15,12 +15,14 @@ */ #include <assert.h> +#include <ctype.h> #include <curses.h> #include <err.h> #include <stdarg.h> #include <stdbool.h> #include <stdio.h> #include <stdlib.h> +#include <string.h> #include <sysexits.h> #include <time.h> @@ -56,7 +58,7 @@ static short colorPair(short fg, short bg) { pair_content(pair, &f, &b); if (f == fg && b == bg) return pair; } - init_pair(colorPairs, fg, bg); + init_pair(colorPairs, fg % COLORS, bg % COLORS); return colorPairs++; } @@ -154,11 +156,80 @@ void uiDraw(void) { doupdate(); } +struct Style { + attr_t attr; + enum Color fg, bg; +}; +static const struct Style Reset = { A_NORMAL, Default, Default }; + +static short mapColor(enum Color color) { + switch (color) { + break; case White: return 8 + COLOR_WHITE; + break; case Black: return 0 + COLOR_BLACK; + break; case Blue: return 0 + COLOR_BLUE; + break; case Green: return 0 + COLOR_GREEN; + break; case Red: return 8 + COLOR_RED; + break; case Brown: return 0 + COLOR_RED; + break; case Magenta: return 0 + COLOR_MAGENTA; + break; case Orange: return 0 + COLOR_YELLOW; + break; case Yellow: return 8 + COLOR_YELLOW; + break; case LightGreen: return 8 + COLOR_GREEN; + break; case Cyan: return 0 + COLOR_CYAN; + break; case LightCyan: return 8 + COLOR_CYAN; + break; case LightBlue: return 8 + COLOR_BLUE; + break; case Pink: return 8 + COLOR_MAGENTA; + break; case Gray: return 8 + COLOR_BLACK; + break; case LightGray: return 0 + COLOR_WHITE; + break; default: return -1; + } +} + +static void styleParse(struct Style *style, const char **str, size_t *len) { + switch (**str) { + break; case '\2': (*str)++; style->attr ^= A_BOLD; + break; case '\17': (*str)++; *style = Reset; + break; case '\26': (*str)++; style->attr ^= A_REVERSE; + break; case '\35': (*str)++; style->attr ^= A_ITALIC; + break; case '\37': (*str)++; style->attr ^= A_UNDERLINE; + break; case '\3': { + (*str)++; + if (!isdigit(**str)) { + style->fg = Default; + style->bg = Default; + break; + } + style->fg = *(*str)++ - '0'; + if (isdigit(**str)) style->fg = style->fg * 10 + *(*str)++ - '0'; + if ((*str)[0] != ',' || !isdigit((*str)[1])) break; + (*str)++; + style->bg = *(*str)++ - '0'; + if (isdigit(**str)) style->bg = style->bg * 10 + *(*str)++ - '0'; + } + } + *len = strcspn(*str, "\2\3\17\26\35\37"); +} + +static void styleAdd(WINDOW *win, const char *str) { + size_t len; + struct Style style = Reset; + while (*str) { + styleParse(&style, &str, &len); + wattr_set( + win, + style.attr | colorAttr(mapColor(style.fg)), + colorPair(mapColor(style.fg), mapColor(style.bg)), + NULL + ); + waddnstr(win, str, len); + str += len; + } +} + void uiWrite(size_t id, enum Heat heat, const struct tm *time, const char *str) { (void)time; struct Window *window = windowFor(id); waddch(window->pad, '\n'); - waddstr(window->pad, str); + styleAdd(window->pad, str); } void uiFormat( |