spacepaste

Paste details

reply | raw

  1.  
  2. #!/usr/bin/perl
  3. # Author: Todd Larason <jtl@molehill.org>
  4. # $XFree86: xc/programs/xterm/vttests/256colors2.pl,v 1.1 1999/07/11 08:49:54 dawes Exp $
  6. # use the resources for colors 0-15 - usually more-or-less a
  7. # reproduction of the standard ANSI colors, but possibly more
  8. # pleasing shades
  10. # colors 16-231 are a 6x6x6 color cube
  11. for ( $red = 0 ; $red < 6 ; $red++ ) {
  12. for ( $green = 0 ; $green < 6 ; $green++ ) {
  13. for ( $blue = 0 ; $blue < 6 ; $blue++ ) {
  14. printf( "\x1b]4;%d;rgb:%2.2x/%2.2x/%2.2x\x1b\\",
  15. 16 + ( $red * 36 ) + ( $green * 6 ) + $blue,
  16. int( $red * 42.5 ),
  17. int( $green * 42.5 ),
  18. int( $blue * 42.5 ) ) ;
  19. }
  20. }
  21. }
  23. # colors 232-255 are a grayscale ramp, intentionally leaving out
  24. # black and white
  25. for ( $gray = 0 ; $gray < 24 ; $gray++ ) {
  26. $level = ( $gray * 10 ) + 8 ;
  27. printf( "\x1b]4;%d;rgb:%2.2x/%2.2x/%2.2x\x1b\\",
  28. 232 + $gray,
  29. $level, $level, $level ) ;
  30. }
  32. # display the colors
  34. # first the system ones:
  35. print "System colors:\n" ;
  36. for ( $color = 0 ; $color < 8 ; $color++ ) {
  37. print "\x1b[48;5;${color}m " ;
  38. }
  39. print "\x1b[0m\n" ;
  40. for ( $color = 8 ; $color < 16 ; $color++ ) {
  41. print "\x1b[48;5;${color}m " ;
  42. }
  43. print "\x1b[0m\n\n" ;
  45. # now the color cube
  46. print "Color cube, 6x6x6:\n" ;
  47. for ( $green = 0 ; $green < 6 ; $green++ ) {
  48. for ( $red = 0 ; $red < 6 ; $red++ ) {
  49. for ( $blue = 0 ; $blue < 6 ; $blue++ ) {
  50. $color = 16 + ( $red * 36 ) + ( $green * 6 ) + $blue ;
  51. print "\x1b[48;5;${color}m " ;
  52. }
  53. print "\x1b[0m " ;
  54. }
  55. print "\n" ;
  56. }
  58. # now the grayscale ramp
  59. print "Grayscale ramp:\n" ;
  60. for ( $color = 232 ; $color < 256 ; $color++ ) {
  61. print "\x1b[48;5;${color}m " ;
  62. }
  63. print "\x1b[0m\n" ;
  64.  
Powered by spacepaste. Paste removal.