Class: Rubycord::ColourRGB

Inherits:
Object
  • Object
show all
Defined in:
lib/rubycord/colour_rgb.rb

Overview

A colour (red, green and blue values). Used for role colours. If you prefer the American spelling, the alias ColorRGB is also available.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(combined) ⇒ ColourRGB

Make a new colour from the combined value.

Examples:

Initialize a with a base 10 integer

ColourRGB.new(7506394) #=> ColourRGB
ColourRGB.new(0x7289da) #=> ColourRGB

Initialize a with a hexadecimal string

ColourRGB.new('7289da') #=> ColourRGB

Parameters:

  • combined (String, Integer) —

    The colour's RGB values combined into one integer or a hexadecimal string



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# File 'lib/rubycord/colour_rgb.rb', line 25

def initialize(combined)
  @combined = combined.is_a?(String) ? combined.to_i(16) : combined
  @red = (@combined >> 16) & 0xFF
  @green = (@combined >> 8) & 0xFF
  @blue = @combined & 0xFF
end

Instance Attribute Details

#blue ⇒ Integer (readonly)

Returns the blue part of this colour (0-255).

Returns:

  • (Integer) —

    the blue part of this colour (0-255).



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# File 'lib/rubycord/colour_rgb.rb', line 12

def blue
  @blue
end

#combined ⇒ Integer (readonly) Also known as: to_i

Returns the colour's RGB values combined into one integer.

Returns:

  • (Integer) —

    the colour's RGB values combined into one integer.



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# File 'lib/rubycord/colour_rgb.rb', line 15

def combined
  @combined
end

#green ⇒ Integer (readonly)

Returns the green part of this colour (0-255).

Returns:

  • (Integer) —

    the green part of this colour (0-255).



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# File 'lib/rubycord/colour_rgb.rb', line 9

def green
  @green
end

#red ⇒ Integer (readonly)

Returns the red part of this colour (0-255).

Returns:

  • (Integer) —

    the red part of this colour (0-255).



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# File 'lib/rubycord/colour_rgb.rb', line 6

def red
  @red
end

Instance Method Details

#hex ⇒ String Also known as: hexadecimal

Returns the colour as a hexadecimal.

Returns:

  • (String) —

    the colour as a hexadecimal.



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# File 'lib/rubycord/colour_rgb.rb', line 33

def hex
  @combined.to_s(16)
end