diff options
Diffstat (limited to 'colour.c')
-rw-r--r-- | colour.c | 42 |
1 files changed, 41 insertions, 1 deletions
@@ -960,6 +960,47 @@ colour_byname(const char *name) return (-1); } +/* Parse colour from an X11 string. */ +int +colour_parseX11(const char *p) +{ + double c, m, y, k = 0; + u_int r, g, b; + size_t len = strlen(p); + int colour = -1; + char *copy; + + if ((len == 12 && sscanf(p, "rgb:%02x/%02x/%02x", &r, &g, &b) == 3) || + (len == 7 && sscanf(p, "#%02x%02x%02x", &r, &g, &b) == 3) || + sscanf(p, "%d,%d,%d", &r, &g, &b) == 3) + colour = colour_join_rgb(r, g, b); + else if ((len == 18 && + sscanf(p, "rgb:%04x/%04x/%04x", &r, &g, &b) == 3) || + (len == 13 && sscanf(p, "#%04x%04x%04x", &r, &g, &b) == 3)) + colour = colour_join_rgb(r >> 8, g >> 8, b >> 8); + else if ((sscanf(p, "cmyk:%lf/%lf/%lf/%lf", &c, &m, &y, &k) == 4 || + sscanf(p, "cmy:%lf/%lf/%lf", &c, &m, &y) == 3) && + c >= 0 && c <= 1 && m >= 0 && m <= 1 && + y >= 0 && y <= 1 && k >= 0 && k <= 1) { + colour = colour_join_rgb( + (1 - c) * (1 - k) * 255, + (1 - m) * (1 - k) * 255, + (1 - y) * (1 - k) * 255); + } else { + while (len != 0 && *p == ' ') { + p++; + len--; + } + while (len != 0 && p[len - 1] == ' ') + len--; + copy = xstrndup(p, len); + colour = colour_byname(copy); + free(copy); + } + log_debug("%s: %s = %s", __func__, p, colour_tostring(colour)); + return (colour); +} + /* Initialize palette. */ void colour_palette_init(struct colour_palette *p) @@ -1069,5 +1110,4 @@ colour_palette_from_option(struct colour_palette *p, struct options *oo) } a = options_array_next(a); } - } |