Class: HexaPDF::Content::ColorSpace::DeviceRGB::Color

Inherits:
Object
  • Object
show all
Includes:
ColorUtils
Defined in:
lib/hexapdf/content/color_space.rb

Overview

A color in the DeviceRGB color space.

Color values can either be integers in the range from 0 to 255 or floating point numbers between 0.0 and 1.0. The integer color values are automatically normalized to the DeviceRGB color value range of 0.0 to 1.0.

See: PDF1.7 s8.6.4.3

Instance Method Summary collapse

Methods included from ColorUtils

#==

Constructor Details

#initialize(r, g, b) ⇒ Color

Initializes the color with the r (red), g (green) and b (blue) components.

Each argument has to be either an integer between 0 and 255 or a float between 0.0 and 1.0.



217
218
219
220
221
 
# File 'lib/hexapdf/content/color_space.rb', line 217

def initialize(r, g, b)
  @r = normalize_value(r, 255)
  @g = normalize_value(g, 255)
  @b = normalize_value(b, 255)
end

Instance Method Details

#color_space ⇒ Object

Returns the DeviceRGB color space module.



224
225
226
 
# File 'lib/hexapdf/content/color_space.rb', line 224

def color_space
  DeviceRGB::DEFAULT
end

#components ⇒ Object

Returns the RGB color as an array of normalized color values.



229
230
231
 
# File 'lib/hexapdf/content/color_space.rb', line 229

def components
  [@r, @g, @b]
end