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Start drafting custom color support

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This is mostly just taken out of @SyntaxColoring's ansitext [1]. I just
want to see what I can do with it.

[1] - https://github.com/SyntaxColoring/ansitext
This commit is contained in:
yamadapc 2014-11-14 23:32:23 -05:00
parent e86a8dafb8
commit 117b10376a
1 changed files with 15 additions and 0 deletions
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15
source/colorize/colors.d
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@ -169,6 +169,18 @@ string colorHelper(T)(const string str, const T t=T.init) pure
return format("\033[%dm%s\033[0m", t, str);
}
// Custom colors
string customForeground(const string str, float r, float g, float b)
{
uint red = cast(uint)(r * 5 + 0.5);
uint green = cast(uint)(g * 5 + 0.5);
uint blue = cast(uint)(b * 5 + 0.5);
return format("\033[38;5;%dm%s\033[0m",
16 + (red * 36 + green * 6 + blue),
str);
}
alias colorHelper!bg background;
alias colorHelper!fg foreground;
alias colorHelper!mode style;
@ -190,4 +202,7 @@ unittest
cwriteln(ret);
assert(ret == "\033[5m\033[44m\033[31mThis is red on blue blinking\033[0m\033[0m\033[0m");
ret = "This is a custom color";
cwriteln(ret.customForeground(1, 0.1, 0.3));
}