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Versions: 11
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Contents
class Wx::Colour
# Redefine the initialize method so it raises an exception if an
# invalid colour value is given. This might be an unknown colour
# string (eg 'dark blue') or out-of-bounds integer values (<0 or >255)
wx_init = self.instance_method(:initialize)
define_method(:initialize) do | *args |
begin
wx_init.bind(self).call(*args)
# Invalid integer values raise SWIG 'no matching func'
rescue ArgumentError, TypeError
Kernel.raise ArgumentError, "Invalid colour values #{args.inspect}"
end
end
# Missing Standard colour
Wx::MAGENTA = new(255, 0, 255)
# Colours are equal to one another if they have the same red, green
# and blue intensity, and the same alpha
def ==(other)
case other
when Wx::Colour
[ self.red, self.green, self.blue, self.alpha ] ==
[ other.red, other.green, other.blue, other.alpha ]
else
false
end
end
# More informative output for inspect etc
def to_s
"#<Wx::Colour: (#{red}, #{green}, #{blue} *#{alpha})>"
end
end
Version data entries
11 entries across 11 versions & 1 rubygems