File: pgband.rb

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ruby-pgplot 0.1.3-6
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require 'narray'
require 'pgplot'
include Pgplot

pgbeg
pgenv 0, 1, 0, 1
pglab '','','Demo of PGBAND'

c = PgCursor.new(0,0)
for mode in 0..7
  puts 'Mode %d: Enter key or click on the window'%mode
  c = pgband(mode, c.x, c.y)
  p c
end

x = y = 0
for mode in 0..7
  puts 'Mode %d: Enter key or click on the window'%mode
  x,y = pgband(mode, x, y)
  p [x,y]
end