PDF::Writer:Color::RGB#r=, #g=, #b=
require 'color' c = Color::RGB::Red.dup p c c.r = 0 c.b = 1 p c p (c == Color::RGB::Blue)
で、
#<Color::RGB:0x401cb944 @g=0.0, @r=1.0, @b=0.0> #<Color::RGB:0x401cb944 @g=0.0, @r=0, @b=1> true
require 'color' c = Color::RGB::Red.dup p c c.r = 0 c.b = 1 p c p (c == Color::RGB::Blue)
で、
#<Color::RGB:0x401cb944 @g=0.0, @r=1.0, @b=0.0> #<Color::RGB:0x401cb944 @g=0.0, @r=0, @b=1> true