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Add a way to force a colour to RGB and a format to display it.

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This commit is contained in:
nicm
2021-10-25 21:21:16 +00:00
parent eb82ad5216
commit 197a116f5a
4 changed files with 40 additions and 4 deletions
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15
colour.c
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@ -105,6 +105,21 @@ colour_split_rgb(int c, u_char *r, u_char *g, u_char *b)
*b = c & 0xff;
}
/* Force colour to RGB if not already. */
int
colour_force_rgb(int c)
{
if (c & COLOUR_FLAG_RGB)
return (c);
if (c & COLOUR_FLAG_256)
return (colour_256toRGB(c));
if (c >= 0 && c <= 7)
return (colour_256toRGB(c));
if (c >= 90 & c <= 97)
return (colour_256toRGB(8 + c - 90));
return (-1);
}
/* Convert colour to a string. */
const char *
colour_tostring(int c)