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add 256color.pl

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Boris Faure 2014-05-07 20:47:50 +02:00
parent dda26aa4bd
commit 3635ab98bd
1 changed files with 104 additions and 0 deletions
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tools/256color.pl Executable file
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#!/usr/bin/perl
# Author: Todd Larason <jtl@molehill.org>
# $XFree86: xc/programs/xterm/vttests/256colors2.pl,v 1.1 1999/07/11 08:49:54 dawes Exp $
# use the resources for colors 0-15 - usually more-or-less a
# reproduction of the standard ANSI colors, but possibly more
# pleasing shades
# colors 16-231 are a 6x6x6 color cube
for ($red = 0; $red < 6; $red++) {
for ($green = 0; $green < 6; $green++) {
for ($blue = 0; $blue < 6; $blue++) {
printf("\x1b]4;%d;rgb:%2.2x/%2.2x/%2.2x\x1b\\",
16 + ($red * 36) + ($green * 6) + $blue,
int ($red * 42.5),
int ($green * 42.5),
int ($blue * 42.5));
}
}
}
# colors 232-255 are a grayscale ramp, intentionally leaving out
# black and white
for ($gray = 0; $gray < 24; $gray++) {
$level = ($gray * 10) + 8;
printf("\x1b]4;%d;rgb:%2.2x/%2.2x/%2.2x\x1b\\",
232 + $gray, $level, $level, $level);
}
# display the colors
# first the system ones:
print "(256) System colors: background\n";
for ($color = 0; $color < 8; $color++) {
print "\x1b[48;5;${color}m ";
}
print "\x1b[0m\n";
for ($color = 8; $color < 16; $color++) {
print "\x1b[48;5;${color}m ";
}
print "\x1b[0m\n\n";
print "System colors: background\n";
for ($color = 40; $color < 48; $color++) {
print "\x1b[${color}m ";
}
print "\x1b[0m\n";
for ($color = 100; $color < 108; $color++) {
print "\x1b[${color}m ";
}
print "\x1b[0m\n\n";
print "System colors: foreground\n";
for ($color = 30; $color < 38; $color++) {
print "\x1b[0;${color}m██";
}
print "\x1b[0m\n";
for ($color = 90; $color < 98; $color++) {
print "\x1b[0;${color}m██";
}
print "\x1b[0m\n\n";
print "Bright colors:\n";
for ($color = 30; $color < 38; $color++) {
print "\x1b[1;${color}m██";
}
print "\x1b[0m\n";
for ($color = 90; $color < 98; $color++) {
print "\x1b[1;${color}m██";
}
print "\x1b[0m\n\n";
print "Dim/Faint colors:\n";
for ($color = 30; $color < 38; $color++) {
print "\x1b[2;${color}m██";
}
print "\x1b[0m\n";
for ($color = 90; $color < 98; $color++) {
print "\x1b[2;${color}m██";
}
print "\x1b[0m\n\n";
# now the color cube
print "Color cube, 6x6x6:\n";
for ($green = 0; $green < 6; $green++) {
for ($red = 0; $red < 6; $red++) {
for ($blue = 0; $blue < 6; $blue++) {
$color = 16 + ($red * 36) + ($green * 6) + $blue;
print "\x1b[48;5;${color}m ";
}
print "\x1b[0m ";
}
print "\n";
}
# now the grayscale ramp
print "Grayscale ramp:\n";
for ($color = 232; $color < 256; $color++) {
print "\x1b[48;5;${color}m ";
}
print "\x1b[0m\n";