134 lines
4.0 KiB
Perl
134 lines
4.0 KiB
Perl
#!/usr/bin/perl
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# $XTermId: 88colors2.pl,v 1.7 2009/10/10 14:57:12 tom Exp $
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# -----------------------------------------------------------------------------
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# this file is part of xterm
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#
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# Copyright 1999-2007,2009 by Thomas E. Dickey
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# Copyright 1999 by Steve Wall
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#
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# All Rights Reserved
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#
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# Permission is hereby granted, free of charge, to any person obtaining a
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# copy of this software and associated documentation files (the
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# "Software"), to deal in the Software without restriction, including
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# without limitation the rights to use, copy, modify, merge, publish,
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# distribute, sublicense, and/or sell copies of the Software, and to
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# permit persons to whom the Software is furnished to do so, subject to
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# the following conditions:
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#
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# The above copyright notice and this permission notice shall be included
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# in all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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# IN NO EVENT SHALL THE ABOVE LISTED COPYRIGHT HOLDER(S) BE LIABLE FOR ANY
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# CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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# TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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#
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# Except as contained in this notice, the name(s) of the above copyright
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# holders shall not be used in advertising or otherwise to promote the
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# sale, use or other dealings in this Software without prior written
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# authorization.
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# -----------------------------------------------------------------------------
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#
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# Adapted from 256colors2.pl
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# use the resources for colors 0-15 - usually more-or-less a
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# reproduction of the standard ANSI colors, but possibly more
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# pleasing shades
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use strict;
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use Getopt::Std;
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our ($opt_h, $opt_q, $opt_r);
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&getopts('hqr') || die("Usage: $0 [-q] [-r]");
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die("Usage: $0 [options]\n
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Options:
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-h display this message
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-q quieter output by merging all palette initialization
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-r display the reverse of the usual palette
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") if ( $opt_h);
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our (@steps);
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our ($red, $green, $blue);
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our ($gray, $level, $color);
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sub map_cube($) {
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my $value = $_[0];
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$value = (3 - $value) if defined($opt_r);
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return $value;
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}
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sub map_gray($) {
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my $value = $_[0];
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$value = (7 - $value) if defined($opt_r);
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return $value;
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}
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# colors 16-79 are a 4x4x4 color cube
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@steps=(0,139,205,255);
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printf("\x1b]4") if ($opt_q);
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for ($red = 0; $red < 4; $red++) {
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for ($green = 0; $green < 4; $green++) {
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for ($blue = 0; $blue < 4; $blue++) {
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printf("\x1b]4") unless ($opt_q);
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printf(";%d;rgb:%2.2x/%2.2x/%2.2x",
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16 + (map_cube($red) * 16) + (map_cube($green) * 4) + map_cube($blue),
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int (@steps[$red]),
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int (@steps[$green]),
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int (@steps[$blue]));
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printf("\x1b\\") unless ($opt_q);
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}
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}
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}
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# colors 80-87 are a grayscale ramp, intentionally leaving out
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# black and white
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for ($gray = 0; $gray < 8; $gray++) {
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$level = (map_gray($gray) * 23.18181818) + 46.36363636;
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if( $gray > 0 ) { $level += 23.18181818; }
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printf("\x1b]4") unless ($opt_q);
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printf(";%d;rgb:%2.2x/%2.2x/%2.2x",
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80 + $gray, int($level), int($level), int($level));
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printf("\x1b\\") unless ($opt_q);
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}
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printf("\x1b\\") if ($opt_q);
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# display the colors
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# first the system ones:
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print "System colors:\n";
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for ($color = 0; $color < 8; $color++) {
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print "\x1b[48;5;${color}m ";
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}
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print "\x1b[0m\n";
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for ($color = 8; $color < 16; $color++) {
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print "\x1b[48;5;${color}m ";
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}
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print "\x1b[0m\n\n";
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# now the color cube
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print "Color cube, 4x4x4:\n";
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for ($green = 0; $green < 4; $green++) {
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for ($red = 0; $red < 4; $red++) {
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for ($blue = 0; $blue < 4; $blue++) {
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$color = 16 + ($red * 16) + ($green * 4) + $blue;
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print "\x1b[48;5;${color}m ";
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}
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print "\x1b[0m ";
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}
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print "\n";
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}
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# now the grayscale ramp
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print "Grayscale ramp:\n";
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for ($color = 80; $color < 88; $color++) {
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print "\x1b[48;5;${color}m ";
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}
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print "\x1b[0m\n";
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